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// vim: ts=4 sw=4 et

//<nowiki>

function loadReplyLink( $, mw, isOnSectionWatchlistPage ) {

    var TIMESTAMP_REGEX = /\(UTC(?:(?:−|\+)\d+?(?:\.\d+)?)?\)\S*?\s*$/m;

    var EDIT_REQ_REGEX = /^((Semi|Template|Extended-confirmed)-p|P)rotected edit request on \d\d? \w+ \d{4}/;

    var EDIT_REQ_TPL_REGEX = /\{\{edit (template|fully|extended|semi)-protected\s*(\|.+?)*\}\}/;

    var LITERAL_SIGNATURE = "~~" + "~~"; // split up because it might get processed

    var i18n = {

        "en": {

            "rl-advert": " (using [[w:en:User:Enterprisey/reply-link|reply-link]])",

            "rl-error-status": "There was an error while replying! Please leave a note at " +

                "<a href='/info/en/?search=User_talk:Enterprisey/reply-link'>the script's talk page</a>" +

                " with any errors in <a href='/info/en/?search=WP:JSERROR'>the browser console</a>, if possible.",

            "rl-replying-to": "Replying to ",

            "rl-reloading": "automatically reloading",

            "rl-reload": "Reload",

            "rl-saved": "Reply saved!",

            "rl-cancel": "cancel ",

            "rl-placeholder": "Reply here!",

            "rl-reply": "Reply",

            "rl-preview": "Preview",

            "rl-cancel-button": "Cancel",

            "rl-started-reply": "You've started a reply but haven't posted it",

            "rl-loading": "Loading...",

            "rl-reply-label": "reply",

            "rl-to-label": " to ",

            "rl-auto-indent": "Automatically indent?",

            "rl-out-of-date": "Someone has edited this page since you started replying!",

            "rl-edit-fail": "While replying, the edit failed."

        },

        "pt": {

            "rl-advert": "(usando [[w:en:User:Enterprisey/reply-link|reply-link]])",

            "rl-error-status": "Ocorreu um erro ao responder! Por favor deixe um comentário na " +

                "<a href='/info/en/?search=User_talk:Enterprisey/reply-link'>página de discussão do script</a>" +

                " informando os erros que apareçam <a href='/info/en/?search=WP:JSERROR'>no console do navegador</a>, se possível.",

            "rl-replying-to": "Respondendo a ",

            "rl-reloading": "recarregando automaticamente",

            "rl-reload": "Recarregar",

            "rl-saved": "Resposta publicada!",

            "rl-cancel": "cancelar ",

            "rl-placeholder": "Responda aqui!",

            "rl-reply": "Responder",

            "rl-preview": "Prever",

            "rl-cancel-button": "Cancelar",

            "rl-started-reply": "Você começou a responder, mas não publicou sua resposta",

            "rl-loading": "Carregando...",

            "rl-reply-label": "responder",

            "rl-to-label": " a ",

            "rl-auto-indent": "Indentar automaticamente?"

        }

    };

    var HEADER_SELECTOR = "h1,h2,h3,h4,h5,h6";

    var MAX_UNICODE_DECIMAL = 1114111;

    var HEADER_REGEX = /^\s*=(=*)\s*(.+?)\s*\1=\s*(?:<!--.+?-->\s*)?$/gm;

    var JUMP_COOKIE_KEY = "reply_link_jump";



    // T:TDYK, used at the end of loadReplyLink

    var TTDYK = "Template:Did_you_know_nominations";

    var RFA_PG = "Wikipedia:Requests_for_adminship/";



    // Threshold for indentation when we offer to outdent

    var OUTDENT_THRESH = 8;



    // All of the interface message keys that we explicitly load

    var INT_MSG_KEYS =  "mycontris" ];



    // Date format regexes in signatures (i.e. the "default date format")

    var DATE_FMT_RGX = {

        "//en.wikipedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//test.wikipedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//simple.wikipedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//en.wikisource.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//meta.wikimedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//pt.wikipedia.org": /\d\dh\d\dmin\sde \d{1,2} de \w+? de \d{4}/.source,

        "//commons.wikimedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source

    }



    // Shared API object

    var api;



    /*

     * Regex *sources* for a "userspace" link. Basically the

     * localized equivalent of User( talk)?|Special:Contributions/

     * Initialized in buildUserspcLinkRgx, which is called near the top

     * of the closure in handleWrapperClick.

     *

     * Three subproperties: und for underscores instead of spaces (e.g.

     * "User_talk"), spc for spaces (e.g. "User talk"), and both for

     * a regex combining the two (used for matching on wikitext).

     */

    var userspcLinkRgx = null;



    /**

     * This dictionary is some global state that holds a dictionary

     * for each "(reply)" link (keyed by their unique IDs):

     *

     *  - indentation, the indentation string for the comment (e.g. ":*::")

     *  - sigIdx, the zero-based index of the signature from the top

     *    of the section

     *

     * This dictionary is populated in attachLinks, and unpacked in the

     * click handler for the links (defined in attachLinkAfterNode); the

     * values are then passed to doReply.

     */

    var metadata = {};



    /**

     * This global string flag is:

     *

     *  - "AfD" if the current page is an AfD page

     *  - "MfD" if the current page is an MfD page

     *  - "TfD" if the current page is a TfD log page

     *  - "CfD" if the current page is a CfD log page

     *  - "FfD" if the current page is a FfD log page

     *  - "" otherwise

     *

     * This flag is initialized in onReady and used in attachLinkAfterNode

     */

    var xfdType;



    /**

     * The current page name, including namespace, because we may be reading it

     * a lot (especially in findUsernameInElem if we're on someone's user

     * talk page). Has underscores instead of spaces!

     */

    var currentPageName;



    /**

     * A map for signatures that contain redirects, so that they can still

     * pass the sanity check. This will be updated manually, because I

     * don't want the overhead of a whole 'nother API call in the middle

     * of the reply process. If this map grows too much, though, I'll

     * consider switching to either a toolforge-hosted API or the

     * Wikipedia API. Used in doReply, for the username sanity check.

     */

    var sigRedirectMapping = {

        "Salvidrim": "Salvidrim!"

    };



    /**

     * When the reply is saved via API, this flag is set to true to

     * disable the onbeforeunload handler.

     */

    var replyWasSaved = false;



    /**

     * Cache for getWikitext.

     */

    var getWikitextCache = {};



    // Polyfill from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/includes

    if( !String.prototype.includes ) {

        String.prototype.includes = function( search, start ) {

            if( search instanceof RegExp ) {

                throw TypeError('first argument must not be a RegExp');

            }

            if( start === undefined ) {

                start = 0;

            }

            return this.indexOf( search, start ) !== -1;

        };

    }



    /**

     * Get the formatted namespace name for a namespace ID.

     * Quick ref: user = 2, proj = 4

     */

    function fmtNs( nsId ) {

        return mw.config.get( "wgFormattedNamespaces" )[ nsId ];

    }



    /**

     * Escapes a string for inclusion in a regex.

     */

    function escapeForRegex( s ) {

        return s.replace( /[-\/\\^$*+?.()|[\]{}]/g, '\\$&' );

    }



    /*

     * MediaWiki turns spaces before certain punctuation marks

     * into non-breaking spaces, so fix those. This is done by

     * the armorFrenchSpaces function in Mediawiki, in the file

     * /includes/parser/Sanitizer.php

     */

    function deArmorFrenchSpaces( text ) {

        return text.replace( /\xA0([?:;!%»›])/g, " $1" )

            .replace( /([«‹])\xA0/g, "$1 " );

    }



    /**

     * Remove duplicates from an array.

     * https://stackoverflow.com/a/9229821/1757964

     */

    function removeDuplicates( array ) {

        var seen = {};

        return array.filter( function( item ) {

            return seen.hasOwnProperty( item ) ? false : ( seen item  = true );

        } );

    }



    /**

     * Capitalize the first letter of a string.

     */

    function capFirstLetter( someString ) {

        return someString.charAt( 0 ).toUpperCase() + someString.slice( 1 );

    }



    /**

     * Namespace name to ID.

     * For example, nsNameToId( "Template" ) === 10.

     */

    function nsNameToId( nsName ) {

        return mw.config.get( "wgNamespaceIds" )[ nsName.toLowerCase().replace( / /g, "_" ) ];

    }



    /**

     * Canonical-ize a namespace.

     */

    function canonicalizeNs( ns ) {

        return fmtNs( nsNameToId( ns ) );

    }



    /**

     * This function converts any (index-able) iterable into a list.

     */

    function iterableToList( nl ) {

        var len = nl.length;

        var arr = new Array( len );

        for( var i = 0; i < len; i++ ) arri = nli];

        return arr;

    }



    /**

     * Process HTML character entities.

     * From https://stackoverflow.com/a/46851765

     */

    function processCharEntities( text ) {

        var el = document.createElement('div');

        return text.replace( /\&[#0-9a-z]+;/gi, function ( enc ) {

            el.innerHTML = enc;

            return el.innerText

        } );

    }



    /**

     * Process HTML character entities, MediaWiki style

     * From https://stackoverflow.com/a/46851765

     */

    function processCharEntitiesWikitext( text ) {

        var el = document.createElement('div');

        return text.replace( /\&[#0-9a-z]+;/gi, function ( enc ) {

            if( /#\d+/.test( enc ) ) {

                if( parseInt( enc.slice( 1 ) ) > MAX_UNICODE_DECIMAL ) {

                    return enc;

                }

            }

            el.innerHTML = enc;

            return el.innerText

        } );

    }



    /**

     * When there's a panel being shown, this function sets the status

     * in the panel to the first argument. The callback function is

     * optional.

     */

    function setStatus ( status, callback ) {

        var statusElement = $( "#reply-dialog-status" );

        statusElement.fadeOut( function () {

            statusElement.html( status ).fadeIn( callback );

        } );

    }



    /**

     * Sets the panel status when an error happened. Good for use in

     * catch blocks.

     */

    function setStatusError( e ) {

        console.error(e);

        setStatus( mw.msg( "rl-error-status" ) );

        if( e.message ) {

            console.log( "Content request error: " + JSON.stringify( e.message ) );

        }

        console.log( "DEBUG INFORMATION: '"+currentPageName+"' @ " + mw.config.get( "wgCurRevisionId" ) );

        throw e;

    }



    /**

     * Given some wikitext, processes it to get just the text content.

     * This function should be identical to the MediaWiki function

     * that gets the wikitext between the equal signs and comes up

     * with the id's that anchor the headers.

     */

    function wikitextToTextContent( wikitext ) {

        return processCharEntities( wikitext )

            .replace( /\[\[:?(?:[^\|\]]+?\|)?([^\]\|]+?)\]\]/g, "$1" )

            .replace( /\{\{\s*tl\s*\|\s*(.+?)\s*\}\}/g, "{{$1}}" )

            .replace( /\{\{\s*[Uu]\s*\|\s*(.+?)\s*\}\}/g, "$1" )

            .replace( /('''?)(.+?)\1/g, "$2" )

            .replace( /<s>(.+?)<\/s>/g, "$1" )

            .replace( /<big>(.+?)<\/big>/g, "$1" )

            .replace( /<span.*?>(.*?)<\/span>/g, "$1" );

    }



    function wikitextHeaderEqualsDomHeader( wikitextHeader, domHeader ) {

        return wikitextToTextContent( wikitextHeader ) === deArmorFrenchSpaces( domHeader );

    }



    /**

     * Finds and returns the div that is the immediate parent of the

     * first talk page header on the page, so that we can read all the

     * sections by iterating through its child nodes.

     */

    function findMainContentEl() {



        // Which header are we looking for?

        var targetHeader = "h2";

        if( xfdType || currentPageName.startsWith( RFA_PG ) ) targetHeader = "h3";

        if( currentPageName.startsWith( TTDYK ) ) targetHeader = "h4";



        // The element itself will be the text span in the h2; its

        // parent will be the h2; and the parent of the h2 is the

        // content container that we want

        var candidates = document.querySelectorAll( targetHeader + " > span.mw-headline" );

        if( !candidates.length ) {

            return document.getElementById( "mw-content-text" );

        }

        var candidate = candidates candidates.length - 1 ].parentElement.parentElement;



        // Compatibility with User:Kephir/gadgets/unclutter.js

        if( candidate.className.includes( "kephir-unclutter-discussion-wrapper" ) ) {

            candidate = candidate.parentElement;

        }



        // Compatibility with User:Enterprisey/hover-edit-section

        // That script puts each section in its own div, so we need to

        // go out another level if it's running

        if( candidate.className === "hover-edit-section" ) {

            candidate = candidate.parentElement;

        }



        return candidate;

    }



    /**

     * Gets the wikitext of a page with the given title (namespace required).

     * Returns an object with keys "content" and "timestamp".

     */

    function getWikitext( title, useCaching ) {

        if( useCaching === undefined ) useCaching = false;

        if( useCaching && getWikitextCache title  ) {

            return $.when( getWikitextCache title  );

        }

        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "query",

                prop: "revisions",

                rvprop: "timestamp|content|ids",

                rvslots: "main",

                rvlimit: 1,

                titles: title,

                formatversion: 2,

            }

        ).then( function ( data ) {

            if( data.query.pages0].revisions ) {

                var rev = data.query.pages0].revisions0];

                var result = { revId: rev.revid, timestamp: rev.timestamp, content: rev.slots.main.content };

                getWikitextCache title  = result;

                return result;

            } else {

                console.error( data );

                throw new Error( "[getWikitext] bad response: " + data );

                return {};

            }

        } );

    }



    function getLastRevId( title ) {

        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "query",

                prop: "revisions",

                rvprop: "ids",

                rvslots: "main",

                rvlimit: 1,

                titles: title,

                formatversion: 2,

            }

        ).then( function ( data ) {

            return data.query.pages0].revisions0].revid;

        } );

    }



    function getPathToElement( givenEl ) {

        var path = [];

        var currEl = givenEl;

        while( ( currEl.id !== "mw-content-text" ) && ( currEl.tagName.toLowerCase() !== "body" ) ) {

            path.push( iterableToList( currEl.parentNode.children ).indexOf( currEl ) );

            currEl = currEl.parentNode;

        }

        return path.join( "|" );

    }



    function followPathToElement( path ) {

        path = path.split( "|" );

        var el = document.getElementById( "mw-content-text" );

        for( var i = path.length - 1; i >= 0; i-- ) {

            el = el.childrenparseInt(pathi])];

        }

        return el;

    }



    function highlightContainerOf( el ) {

        outer:

        while( true ) {

            switch( el.tagName.toLowerCase() ) {

                case "ul":

                case "ol":

                case "li":

                case "dd":

                case "dl":

                case "p":

                case "div":

                case "table":

                case "td":

                    break outer;

            }

            el = el.parentNode;

        }

        el.className += "reply-link-jump-highlight";

    }



    function getTimestampGivenAuthorLink( authorLink ) {

        var currNode = authorLink;

        // The .localcomments element check is for compatibilty with the [[WP:Comments in Local Time]] gadget

        while( !currNode.textContent.includes( "(UTC)" ) && ( currNode.className !== "localcomments" ) ) {

            if( currNode.nextSibling ) {

                currNode = currNode.nextSibling;

            } else {

                currNode = currNode.parentNode;

            }

        }

        if( currNode.textContent.includes( "(UTC)" ) ) {

            var matches = currNode.textContent.match( new RegExp( DATE_FMT_RGXmw.config.get( "wgServer" )], "g" ) );

            if( matches.length > 0 ) {

                return matches matches.length - 1 ];

            }

        } else if( currNode.className === "localcomments" ) {

            var matches = currNode.getAttribute( "title" ).match( new RegExp( DATE_FMT_RGXmw.config.get( "wgServer" )], "g" ) );

            if( matches.length > 0 ) {

                return matches matches.length - 1 ];

            }

        }

        return null;

    }



    /**

     * Creates userspcLinkRgx. Called in handleWrapperClick and the test

     * runner at the bottom.

     */

    function buildUserspcLinkRgx() {

        if( userspcLinkRgx ) {

            return;

        }



        var nsIdMap = mw.config.get( "wgNamespaceIds" );

        var nsRgxFragments = [];

        var contribsSecondFrag = ":" + escapeForRegex( mw.messages.get( "mycontris" ) ) + "\\/";

        for( var nsName in nsIdMap ) {

            if( !nsIdMap.hasOwnProperty( nsName ) ) continue;

            switch( nsIdMapnsName ) {

                case 2:

                case 3:

                    nsRgxFragments.push( escapeForRegex( capFirstLetter( nsName ) ) + "\\s*:" );

                    break;

                case -1:

                    nsRgxFragments.push( escapeForRegex( capFirstLetter( nsName ) ) + contribsSecondFrag );

                    break;

            }

        }

        userspcLinkRgx = {};

        userspcLinkRgx.spc = "(?:" + nsRgxFragments.join( "|" ).replace( /_/g, " " ) + ")";

        userspcLinkRgx.und = userspcLinkRgx.spc.replace( / /g, "_" );

        userspcLinkRgx.both = userspcLinkRgx.spc.replace( / /g, "(?: |_)" );

    }



    /**

     * Is there a signature (four tildes) present in the given text,

     * outside of a nowiki element?

     */

    function hasSig( text ) {



        // no literal signature?

        if( !text.includes( LITERAL_SIGNATURE ) ) return false;



        // if there's a literal signature and no nowiki elements,

        // there must be a real signature

        if( !text.includes( "<nowiki>" ) ) return true;



        // Save all nowiki spans

        var nowikiSpanStarts = []; // list of ignored span beginnings

        var nowikiSpanLengths = []; // list of ignored span lengths

        var NOWIKI_RE = /<nowiki>.*?<\/nowiki>/g;

        var spanMatch;

        do {

            spanMatch = NOWIKI_RE.exec( text );

            if( spanMatch ) {

                nowikiSpanStarts.push( spanMatch.index );

                nowikiSpanLengths.push( spanMatch0].length );

            }

        } while( spanMatch );



        // So that we don't check every ignore span every time

        var nowikiSpanStartIdx = 0;



        var LIT_SIG_RE = new RegExp( LITERAL_SIGNATURE, "g" );

        var sigMatch;



        matchLoop:

        do {

            sigMatch = LIT_SIG_RE.exec( text );

            if( sigMatch ) {



                // Check that we're not inside a nowiki

                for( var nwIdx = nowikiSpanStartIdx; nwIdx <

                    nowikiSpanStarts.length; nwIdx++ ) {

                    if( sigMatch.index > nowikiSpanStartsnwIdx ) {

                        if ( sigMatch.index + sigMatch0].length <=

                            nowikiSpanStartsnwIdx + nowikiSpanLengthsnwIdx ) {



                            // Invalid sig

                            continue matchLoop;

                        } else {



                            // We'll never encounter this span again, since

                            // headers only get later and later in the wikitext

                            nowikiSpanStartIdx = nwIdx;

                        }

                    }

                }



                // We aren't inside a nowiki

                return true;

            }

        } while( sigMatch );

        return false;

    }



    /**

     * Given an Element object, attempt to recover a username from it.

     * Also will check up to two elements prior to the passed element.

     * Returns null if no username was found. Otherwise, returns an

     * object with these properties:

     *

     *  - username: The username that we found.

     *  - link: The DOM element for the link from which we got the

     *    username.

     */

    function findUsernameInElem( el ) {

        if( !el ) return null;

        var links;

        for( let i = 0; i < 3; i++ ) {

            if( el === null ) break;

            links = el.tagName.toLowerCase() === "a" ?  el 

                : el.querySelectorAll( "a" );

            //console.log(i,"top of outer for in findUsernameInElem ",el, " links -> ",links);



            // Compatibility with "Comments in Local Time"

            if( el.className.includes( "localcomments" ) ) i--;



            // If we couldn't get any links, try again with prev elem

            if( !links ) continue;



            var link; // his name isn't zelda

            for( var j = 0; j < links.length; j++ ) {

                link = linksj];



                //console.log(link,decodeURIComponent(link.getAttribute("href")));

                if( link.className.includes( "mw-selflink" ) ) {

                    return { username: currentPageName.replace( /.+:/, "" )

                        .replace( /_/g, " " ), link: link };

                }



                // Also matches redlinks. Why people have redlinks in their sigs on

                // purpose, I may never know.

                //console.log( "^\\/(?:wiki\\/" + userspcLinkRgx.und + /(.+?)(?:\/.+?)?(?:#.+)?|w\/index\.php\?title=User(?:_talk)?:(.+?)&action=edit&redlink=1/.source + ")$" )

                var sigLinkRe = new RegExp( "\\/(?:wiki\\/" + userspcLinkRgx.und + /(.+?)(?:\/.+?)?(?:#.+)?|w\/index\.php\?title=/.source + userspcLinkRgx.und + /(.+?)&action=edit&redlink=1/.source + ")$" );

                var liveDecodedHref = decodeURIComponent( link.getAttribute( "href" ) );

                if( liveDecodedHref.startsWith( "/" ) ) {

                    liveDecodedHref = "https:" + mw.config.get( "wgServer" ) + liveDecodedHref;

                }

                var usernameMatch = sigLinkRe.exec( liveDecodedHref );

                if( usernameMatch ) {

                //console.log("usernameMatch",usernameMatch)

                    var rawUsername = usernameMatch1 ? usernameMatch1 : usernameMatch2];

                    return {

                        username: decodeURIComponent( rawUsername ).replace( /_/g, " " ),

                        link: link

                    };

                }

            }



            // Go backwards one element and try again

            el = el.previousElementSibling;

        }

        return null;

    }



    /**

     * Given a reply-link-wrapper span, attempts to find who wrote

     * the comment that precedes it. For information about the return

     * value, see the documentation for findUsernameInElem.

     */

    function getCommentAuthor( wrapper ) {

        var sigNode = wrapper.previousSibling;

        //console.log(sigNode,sigNode.style,sigNode.style ? sigNode.style.getPropertyValue("size"):"");

        var smallOrFake = sigNode.nodeType === 1 &&

                ( sigNode.tagName.toLowerCase() === "small" ||

                ( sigNode.tagName.toLowerCase() === "span" &&

                    sigNode.style && ( sigNode.style.getPropertyValue( "font-size" ) === "85%" ||

                                       sigNode.style.getPropertyValue( "font-size" ).indexOf( "small" ) === 0 ) ) );



        var possUserLinkElem = ( smallOrFake && sigNode.children.length > 1 )

            ? sigNode.childrensigNode.children.length-1

            : sigNode.previousElementSibling;

        return findUsernameInElem( possUserLinkElem );

    }



    /**

     * Given the wikitext of a section, attempt to find the first edit

     * request template in it, and then mark that template as answered.

     * Returns the modified section wikitext.

     */

    function markEditReqAnswered( sectionWikitext ) {

        var editReqMatch = EDIT_REQ_TPL_REGEX.exec( sectionWikitext );

        if( !editReqMatch ) {

            console.error( "Couldn't find an edit request!" );

            return sectionWikitext;

        }



        var ansParamMatch = /ans(wered)?=.*?(\||\}\})/.exec( editReqMatch0 );

        if( !ansParamMatch ) {

            sectionWikitext = sectionWikitext.replace(

                editReqMatch0],

                editReqMatch0].replace( "}}", "answered=yes}}" )

            );

        } else {

            var newEditReqTpl = editReqMatch0].replace( ansParamMatch0],

                "answered=yes" + ansParamMatch2 );

            sectionWikitext = sectionWikitext.replace(

                editReqMatch0],

                newEditReqTpl

            );

        }

        return sectionWikitext;

    }



    function allContentHeaders() {

        var allHeaders = document.querySelector( "#mw-content-text" )

            .querySelectorAll( HEADER_SELECTOR );

        return iterableToList( allHeaders )

            .filter( function ( header ) {

                // The word "Contents" at the top of the table of contents is a heading

                return ( header.getAttribute( "id" ) !== "mw-toc-heading" );

            } );

    }



    /**

     * Given a header element, finds the title (full with namespace, spaces

     * instead of underscores) of the page it's from.

     */

    function pageNameOfHeader( header ) {

        var editLinks = iterableToList( header.querySelectorAll( ".mw-editsection a" ) )

            .filter( function ( e ) { return e.textContent.indexOf( "edit" ) === 0; } );

        if( editLinks.length ) {

            var encoded = editLinks0

                .getAttribute( "href" )

                .match( /title=(.+?)(?:$|&)/ )

                1];

            return decodeURIComponent( encoded ).replace( /_/g, " " );

        } else {

            return null;

        }

    }



    /**

     * Given a DOM object in the current page corresponding to a link in a

     * signature, locate the section header (i.e. h1, h2, etc element) for the

     * section containing that comment.

     */

    function findSectionHeaderElement( sigLinkElem ) {

        var nearestHeader = null;

        var currElem = sigLinkElem;

        var sigLinkTopPos = sigLinkElem.getBoundingClientRect().top;



        loop:

        while( ( currElem.id !== "mw-content-text" ) && ( currElem.tagName.toLowerCase() !== "body" ) ) {

            var familiarTagName = false;

            switch( currElem.tagName.toLowerCase() ) {

                case "ul":

                case "ol":

                case "li":

                case "dd":

                case "dl":

                case "a":

                case "i":

                case "code":

                    // Headers aren't in these elements (and it would be a waste to check)

                    break;

                case "h1":

                case "h2":

                case "h3":

                case "h4":

                case "h5":

                case "h6":

                    // Well, that was convenient (found a header)

                    nearestHeader = currElem;

                    break loop;

                case "p":

                case "span": // unlikely, but we'll check anyway

                case "div":

                case "table": // yeah, sometimes people put their whole talk page in a template

                case "td":

                case "sub":

                case "sup":

                case "b":

                    familiarTagName = true;

                default:

                    var tagName = currElem.tagName.toLowerCase();

                    if( !familiarTagName ) {

                        // just in case there's a tag not listed here that needs special handling

                        console.warn( "unknown tag name ", tagName, " ", currElem );

                    }

                    var childHeaders = currElem.querySelectorAll( HEADER_SELECTOR );

                    if( childHeaders ) {

                        childHeaders = iterableToList( childHeaders )

                            .filter( function ( header ) {

                                // We don't want to pick up headers below the comment

                                return header.getBoundingClientRect().top < sigLinkTopPos;

                            } );

                        if( childHeaders.length > 0 ) {

                            nearestHeader = childHeaderschildHeaders.length - 1];

                            break loop;

                        }

                    }

                    break;

            } // end switch ( currElem.tagName )



            if( currElem.previousElementSibling ) {

                currElem = currElem.previousElementSibling;

            } else {

                currElem = currElem.parentNode;

            }

        } // end while



        if( nearestHeader === null ) {

            console.warn( "nearestHeader was null" );

        }

        return nearestHeader;

    }



    /**

     * Finds a section in the given page's wikitext.

     *

     * If givenHeaderEl is null, that means it's the "zeroth" section, i.e.

     * the section that ends at the first page header.

     */

	function findSectionInPageWikitext( givenHeaderEl, pageTitle, pageWikitext ) {

        var allHeaders = document.querySelector( "#mw-content-text" )

            .querySelectorAll( HEADER_SELECTOR );

        var allHeadersFromTarget = iterableToList( allHeaders )

            .filter( function ( header ) {

                // The word "Contents" at the top of the table of contents is a heading

                return ( header.getAttribute( "id" ) !== "mw-toc-heading" ) &&

                    pageNameOfHeader( header ) === pageTitle;

            } );



        // Find all the headers in the wikitext



        // Save all ignored spans

        var ignoredSpanStarts = []; // list of ignored span beginnings

        var ignoredSpanLengths = []; // list of ignored span lengths

        var IGNORED_RE = /(?:<(nowiki|pre|noinclude|source)>[\s\S]*?<\/\1>)|<!--[\s\S]+?-->/g;

        var spanMatch;

        do {

            spanMatch = IGNORED_RE.exec( pageWikitext );

            if( spanMatch ) {

                ignoredSpanStarts.push( spanMatch.index );

                ignoredSpanLengths.push( spanMatch0].length );

            }

        } while( spanMatch );



        // So that we don't check every ignore span every time

        var ignoredSpanStartIdx = 0;



        var headerMatches = [];

        var headerMatch;



        matchLoop:

        do {

            headerMatch = HEADER_REGEX.exec( pageWikitext );

            if( headerMatch ) {



                // Check that we're not inside a ignored span

                for( var ignoredIdx = ignoredSpanStartIdx; ignoredIdx <

                    ignoredSpanStarts.length; ignoredIdx++ ) {

                    if( headerMatch.index > ignoredSpanStartsignoredIdx ) {

                        if ( headerMatch.index + headerMatch0].length <=

                            ignoredSpanStartsignoredIdx + ignoredSpanLengthsignoredIdx ) {



                            // Not a header, since we're inside a ignored span

                            continue matchLoop;

                        } else {



                            // We'll never encounter this span again, since

                            // headers only get later and later in the wikitext

                            ignoredSpanStartIdx = ignoredIdx;

                        }

                    }

                }

                headerMatches.push( headerMatch );

            }

        } while( headerMatch );



        // We'll use this dictionary to calculate the duplicate index

        var headersByText = {};

        for( var i = 0; i < headerMatches.length; i++ ) {



            // Group 2 of HEADER_REGEX is the header text

            var text = headerMatchesi][2];

            headersByTexttext = ( headersByTexttext || [] ).concat( i );

        }



        // allHeadersFromTarget should contain every header we found in the wikitext

        // (and more, if sourcePageName was transcluded multiple times)

        if( allHeadersFromTarget.length % headerMatches.length !== 0 ) {

            for( var i = 0; i < Math.max( allHeadersFromTarget.length, headerMatches.length ); i++ ) {

                console.error( i, allHeadersFromTargeti], allHeadersFromTargeti && allHeadersFromTargeti].textContent, headerMatchesi );

            }

            throw new Error( "non-divisble header list lengths" );

        }



        if( givenHeaderEl === null ) {

            var sectionEndIdx = headerMatches0 ? headerMatches0].index : pageWikitext.length;

            return {

                title: "",

                dupIdx: 0,

                startIdx: 0,

                endIdx: sectionEndIdx,

                idxInDomHeaders: -1,

            };

        }



        var headerIdx = allHeadersFromTarget.indexOf( givenHeaderEl );

        if( headerIdx < 0 ) {

            console.error( 'givenHeaderEl', givenHeaderEl );

            console.error( 'allHeadersFromTarget', allHeadersFromTarget );

            throw new Error( "givenHeaderEl not in allHeadersFromTarget" );

        }

        var trueHeaderIdx = headerIdx % headerMatches.length;

        var headerText = headerMatchestrueHeaderIdx][2];



        // NOTE! The duplicate index is calculated relative to the

        // *wikitext* header matches (because that's how the backend

        // does it)! That is, if we have a page that includes two

        // headers, both called "a", and we transclude that page

        // twice, the result will be four headers called "a". But we

        // want to assign those four headers, respectively, the

        // duplicate indices of 0, 1, 0, 1. That's why we use

        // trueHeaderIdx here, not headerIdx.

        var dupIdx = headersByTextheaderText].indexOf( trueHeaderIdx );



        var sectionStartIdx = headerMatchestrueHeaderIdx].index;

        var sectionEndIdx = headerMatchestrueHeaderIdx + 1

                ? headerMatchestrueHeaderIdx + 1].index

                : pageWikitext.length;



        return {

            title: headerText,

            dupIdx: dupIdx,

            startIdx: sectionStartIdx,

            endIdx: sectionEndIdx,

            idxInDomHeaders: headerIdx,

        };

    }



    /**

     * Given a DOM object in the current page corresponding to a link in a

     * signature, locate the section containing that comment. That section may

     * not be in the current page!

     */

    function findSectionMain( sigLinkElem ) {

        var nearestHeader = findSectionHeaderElement( sigLinkElem );

        var pageTitle = ( nearestHeader ? pageNameOfHeader( nearestHeader ) : currentPageName ).replace( /_/g, " " );

        return getWikitext( pageTitle, /* useCaching */ true ).then( function ( revObj ) {

            var pageText = revObj.content;

            var sectionObj = findSectionInPageWikitext( nearestHeader, pageTitle, pageText );

            sectionObj.pageTitle = pageTitle;

            sectionObj.revObj = revObj;

            sectionObj.headerEl = nearestHeader;

            //sectionObj.level = parseInt( nearestHeader.tagName.substring( 1 ) ); // that is, cut off the "h" at the beginning

            return sectionObj;

        }, function ( err ) { throw new Error( err ); } );

    }



    /**

     * Converts a (zero-based) signature index to a pair of string indices into

     * the given section wikitext, indicating the start and the end of the

     * requested signature. The return value is an object with two properties,

     * "start" for the starting index and "end" for the ending index (i.e. the

     * index of the first character after the signature).

     *

     * Returns null if we couldn't find anything.

     */

    function sigIdxToStrIdx( sectionWikitext, sigIdx ) {

        //console.log( "In sigIdxToStrIdx, sigIdx = " + sigIdx );



        // There are certain regions that we skip while attaching links:

        //

        //  - Spans with the class delsort-notice

        //  - Divs with the class xfd-relist (and other divs)

        //

        // So, we grab the corresponding wikitext regions with regexes,

        // and store each region's start index in spanStartIndices, and

        // each region's length in spanLengths. Then, whenever we find a

        // signature with the right index, if it's included in one of

        // these regions, we skip it and move on.

        var spanStartIndices = [];

        var spanLengths = [];

        var DELSORT_SPAN_RE_TXT = /<small class="delsort-notice">(?:<small>.+?<\/small>|.)+?<\/small>/.source;

        var XFD_RELIST_RE_TXT = /<div class="xfd_relist"[\s\S]+?<\/div>(\s*|<!--.+?-->)*/.source;

        var SKIP_REGION_RE = new RegExp("(" + DELSORT_SPAN_RE_TXT + ")|(" +

            XFD_RELIST_RE_TXT + ")|(" +

            /<s>.+?<\/s>/.source + ")", // struck regions (I don't care about nested ones)

            "ig");

        var skipRegionMatch;

        while( ( skipRegionMatch = SKIP_REGION_RE.exec( sectionWikitext ) ) !== null ) {

            spanStartIndices.push( skipRegionMatch.index );

            spanLengths.push( skipRegionMatch0].length );

        }



        // Also skip transclusions of {{tq}} and {{tq2}}. These transclusions

        // have a high chance of containing other templates, so instead search

        // for closing curly braces at the right nesting level with a counter.

        var TQ_START_RE = /\{\{\s*tq2?/g;

        var tqStartMatch;

        while( ( tqStartMatch = TQ_START_RE.exec( sectionWikitext ) ) !== null ) {

            var currentNestingLevel = 2; // two curly braces started the template

            var wikitextIdx = tqStartMatch.index + tqStartMatch0].length;

            while( ( currentNestingLevel > 0 ) && ( wikitextIdx < sectionWikitext.length ) ) {

                if( sectionWikitext.charAt( wikitextIdx ) === "{" ) {

                    currentNestingLevel += 1;

                } else if( sectionWikitext.charAt( wikitextIdx ) === "}" ) {

                    currentNestingLevel -= 1;

                }

                wikitextIdx += 1;

            }



            spanStartIndices.push( tqStartMatch.index );

            spanLengths.push( wikitextIdx - tqStartMatch.index );

        }

        //console.log(spanStartIndices,spanLengths);



        var dateFmtRgx = DATE_FMT_RGXmw.config.get( "wgServer" )];

        if( !dateFmtRgx ) {

            throw new Error( "Error! I don't know the native date format used by the server '" + mw.config.get( "wgServer" ) + "'!" );

        }

        /*

         * I apologize for making you have to read this regex.

         * I made a summary, though:

         *

         *  - a wikilink, without a ]] inside it

         *  - some text, without a link to userspace or user talk space

         *  - a timestamp

         *  - as an alternative to all of the above, an autosigned script

         *    and a timestamp

         *  - some comments/whitespace or some non-whitespace

         *  - finally, the end of the line

         *

         * It's also localized.

         */

        var sigRgxSrc = "(?:" + /\[\[\s*(?:m:)?:?\s*/.source + "(" + userspcLinkRgx.both +

                /([^\]\n]|\](?!\]))*?/.source + ")" + /\]\]\)?/.source + "(" +

                /[^\[\n]|\[(?!\[)|\[\[/.source + "(?!" + userspcLinkRgx.both +

                "))*?" + DATE_FMT_RGXmw.config.get( "wgServer" )] +

                /\s+\(UTC\)|class\s*=\s*"autosigned".+?\(UTC\)<\/small>/.source +

                ")" + /(\S*([ \t\f]|<!--.*?-->)*(?:\{\{.+?\}\})?(?!\S)|\s?\S+([ \t\f]|<!--.*?-->)*)$/.source;

        var sigRgx = new RegExp( sigRgxSrc, "igm" );

        var matchIdx = 0;

        var match;

        var matchIdxEnd;

        var dstSpnIdx;



        sigMatchLoop:

        for( ; true ; matchIdx++ ) {

            match = sigRgx.exec( sectionWikitext );

            if( !match ) {

                console.error("[sigIdxToStrIdx] out of matches, matchIdx was",matchIdx,"sigIdx was",sigIdx);

                return null;

            }

            //console.log( "sig match (matchIdx = " + matchIdx + ") is >" + match[0] + "< (index = " + match.index + ")" );



            matchIdxEnd = match.index + match0].length;



            // Validate that we're not inside a delsort span

            for( dstSpnIdx = 0; dstSpnIdx < spanStartIndices.length; dstSpnIdx++ ) {

                //console.log(spanStartIndices[dstSpnIdx],match.index,

                //    matchIdxEnd, spanStartIndices[dstSpnIdx] +

                //        spanLengths[dstSpnIdx] );

                if( match.index > spanStartIndicesdstSpnIdx &&

                    ( matchIdxEnd <= spanStartIndicesdstSpnIdx +

                        spanLengthsdstSpnIdx ) ) {



                    // That wasn't really a match (as in, this match does not

                    // correspond to any sig idx in the DOM), so we can't

                    // increment matchIdx

                    matchIdx--;



                    continue sigMatchLoop;

                }

            }



            if( matchIdx === sigIdx ) {

                return {

                    start: match.index,

                    end: match.index + match0].length,

                };

            }

        }

    }



    /**

     * Inserts fullReply on the next sensible line after strIdx in

     * sectionWikitext. indentLvl is the indentation level of the

     * comment we're replying to.

     *

     * This function essentially takes the indentation level and

     * position of the current comment, and looks for the first comment

     * that's indented strictly less than the current one. Then, it

     * puts the reply on the line right before that comment, and returns

     * the modified section wikitext.

     */

    function insertTextAfterIdx( sectionWikitext, strIdx, indentLvl, fullReply ) {

        //console.log( "[insertTextAfterIdx] indentLvl = " + indentLvl );



        // strIdx should point to the end of a line

        var counter = 0;

        while( ( sectionWikitext strIdx  !== "\n" ) && ( counter++ <= 50 ) ) strIdx++;



        var slicedSecWikitext = sectionWikitext.slice( strIdx );

        //console.log("slicedSecWikitext = >>" + slicedSecWikitext.slice(0,50) + "<<");

        slicedSecWikitext = slicedSecWikitext.replace( /^\n/, "" );

        var candidateLines = slicedSecWikitext.split( "\n" );

        //console.log( "candidateLines =", candidateLines );



        // number of the line in sectionWikitext that'll be right after reply

        var replyLine = 0;



        var INDENT_RE = /^[:*#]+/;

        if( slicedSecWikitext.trim().length > 0 ) {

            var currIndentation, currIndentationLvl, i;



            // Now, loop through all the comments replying to that

            // one and place our reply after the last one

            for( i = 0; i < candidateLines.length; i++ ) {

                if( candidateLinesi].trim() === "" ) {

                    continue;

                }



                // Detect indentation level of current line

                currIndentation = INDENT_RE.exec( candidateLinesi );

                currIndentationLvl = currIndentation ? currIndentation0].length : 0;

                //console.log(i + ">" + candidateLines[i] + "< => " + currIndentationLvl);



                if( currIndentationLvl <= indentLvl ) {



                    // If it's an XfD, we might have found a relist

                    // comment instead, so check for that

                    if( xfdType && /<div class="xfd_relist"/.test( candidateLinesi ) ) {



                        // Our reply might go on the line above the xfd_relist line

                        var potentialReplyLine = i;



                        // Walk through the relist notice, line by line

                        // After this loop, i will point to the line on which

                        // the notice ends

                        var NEW_COMMENTS_RE = /Please add new comments below this line/;

                        while( !NEW_COMMENTS_RE.test( candidateLinesi ) ) {

                            i++;

                        }



                        // Relists are treated as if they're indented at level 1

                        if( 1 <= indentLvl ) {

                            replyLine = potentialReplyLine;

                            break;

                        }

                    } else {

                        //console.log( "cIL <= iL, breaking" );

                        break;

                    }

                } else {

                    replyLine = i + 1;

                }

            }

            if( i === candidateLines.length ) {

                replyLine = i;

            }

        } else {



            // In this case, we may be replying to the last comment in a section

            replyLine = candidateLines.length;

        }



        // Walk backwards until non-empty line

        while( replyLine >= 1 && candidateLinesreplyLine - 1].trim() === "" ) replyLine--;



        //console.log( "replyLine = " + replyLine );



        // Splice into slicedSecWikitext

        slicedSecWikitext = candidateLines

            .slice( 0, replyLine )

            .concat(  fullReply ], candidateLines.slice( replyLine ) )

            .join( "\n" );



        // We may need an additional newline if the two slices don't have any

        var optionalNewline = ( !sectionWikitext.slice( 0, strIdx ).endsWith( "\n" ) &&

                    !slicedSecWikitext.startsWith( "\n" ) ) ? "\n" : "";



        // Splice into sectionWikitext

        sectionWikitext = sectionWikitext.slice( 0, strIdx ) +

            optionalNewline + slicedSecWikitext;



        return sectionWikitext;

    }



    function performInPlaceReload( sigLinkElem, sectionObj ) {

        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "parse",

                prop: "text",

                section: sectionObj.idxInDomHeaders + 1,

                page: sectionObj.pageTitle,

                formatversion: 2,

            }

        ).then( function ( parseResult ) {

            if( parseResult.parse.text ) {

                var cmtLinkPath = getPathToElement( sigLinkElem );



                // Delete all DOM elements in the current section

                var nextHeaderEl = allContentHeaders()[sectionObj.idxInDomHeaders + 1];

                var currEl = sectionObj.headerEl.nextElementSibling;

                while( currEl && ( currEl !== nextHeaderEl ) ) {

                    var nextEl = currEl.nextElementSibling;

                    currEl.parentNode.removeChild( currEl );

                    currEl = nextEl;

                }



                // Now write in the new stuff

                var newHtml = new DOMParser().parseFromString( parseResult.parse.text, "text/html" );



                // Select inside of .mw-parser-output

                newHtml = newHtml.querySelector( ".mw-parser-output" );



                // Remove initial header

                newHtml.removeChild( newHtml.children0 );



                $( sectionObj.headerEl ).after( newHtml.children );

                mw.hook( "wikipage.content" ).fire( $( newHtml.children ) );



                delete getWikitextCachesectionObj.pageTitle];



                var newCmtLink = followPathToElement( cmtLinkPath );

                highlightContainerOf( newCmtLink );

            } else {

                console.error( parseResult );

                setStatus( "Failed to load in new version." );

            }

        } );

    }



    /**

     * Using the text in #reply-dialog-field, add a reply to the current page.

     * rplyToXfdNom is true if we're replying to an XfD nom, in which case we

     * should use an asterisk instead of a colon.  revObj is the object returned

     * by getWikitext for the page with the comment; sectionObj is the object

     * returned by findSectionMain for the comment.

     *

     * Returns a Deferred that resolves/rejects when the reply succeeds/fails.

     */

    function doReply( parentCmtObj, cmtAuthorAndLink, rplyToXfdNom, sectionObj, canMakeSectionEdit ) {

        var deferred = $.Deferred();



        var revObj = sectionObj.revObj;

        var wikitext = revObj.content;



        try {



            // Generate reply in wikitext form

            var reply = document.getElementById( "reply-dialog-field" ).value.trim();



            // Add a signature if one isn't already there

            if( !hasSig( reply ) ) {

                reply += " " + ( window.replyLinkSigPrefix ?

                    window.replyLinkSigPrefix : "" ) + LITERAL_SIGNATURE;

            }



            var isUsingAutoIndentation = window.replyLinkAutoIndentation === "checkbox"

                ? ( !document.getElementById( "reply-link-option-auto-indent" ) ||

                    document.getElementById( "reply-link-option-auto-indent" ).checked )

                : window.replyLinkAutoIndentation === "always";

            if( isUsingAutoIndentation ) {



                var replyLines = reply.split( "\n" );



                // If we're outdenting, reset indentation and add the

                // outdent template. This requires that there be at least

                // one character of indentation.

                var outdentCheckbox = document.getElementById( "reply-link-option-outdent" );

                if( outdentCheckbox && outdentCheckbox.checked ) {

                    replyLines0 = "{" + "{od|" + parentCmtObj.indentation.slice( 0, -1 ) +

                        "}}" + replyLines0];

                    parentCmtObj.indentation = "";

                }



                // Compose reply by adding indentation at the beginning of

                // each line (if not replying to an XfD nom) or {{pb}}'s

                // between lines (if replying to an XfD nom)

                var fullReply;

                if( rplyToXfdNom ) {



                    // If there's a list in this reply, it's a bad idea to

                    // use pb's, even though the markup'll probably be broken

                    if( replyLines.some( function ( l ) { return l.substr( 0, 1 ) === "*"; } ) ) {

                        fullReply = replyLines.map( function ( line ) {

                            return parentCmtObj.indentation + "*" + line;

                        } ).join( "\n" );

                    } else {

                        fullReply = parentCmtObj.indentation + "* " + replyLines.join( "{{pb}}" );

                    }

                } else {

                    fullReply = replyLines.map( function ( line ) {

                        return parentCmtObj.indentation + ":" + line;

                    } ).join( "\n" );

                }

            } else {

                fullReply = reply;

            }



            var sectionWikitext = wikitext.slice( sectionObj.startIdx, sectionObj.endIdx )

                .trim(); // extra whitespace just messes stuff up

            var oldSectionWikitext = sectionWikitext; // We'll String.replace old w/ new



            // Now, obtain the index of the end of the comment

            var sigStartStrIdx = null;

            var sigEndStrIdx = null;

            if( !parentCmtObj.endStrIdx ) {

                var strIndices = sigIdxToStrIdx( sectionWikitext, parentCmtObj.sigIdx );

                sigStartStrIdx = strIndices && strIndices.start;

                sigEndStrIdx = strIndices && strIndices.end;

            } else {

                sigEndStrIdx = parentCmtObj.endStrIdx;

            }



            // Check for a valid sigEndStrIdx

            if( sigEndStrIdx === null ) {

                throw( "Null sigEndStrIdx (signature not found in wikitext)" );

            }



            // Determine the user who wrote the comment, for

            // edit-summary and sanity-check purposes

            var userRgx = new RegExp( /\[\[\s*(?:m:)?:?\s*/.source + userspcLinkRgx.both + /\s*(.+?)(?:\/.+?)?(?:#.+?)?\s*(?:\|.+?)?\]\]/.source, "ig" );

            var userMatches = processCharEntitiesWikitext( sectionWikitext.slice( sigStartStrIdx || 0, sigEndStrIdx ) ).match( userRgx );

            var cmtAuthorWktxt = userRgx.exec( userMatchesuserMatches.length - 1 )[1];



            if( cmtAuthorWktxt === "DoNotArchiveUntil" ) {

                userRgx.lastIndex = 0;

                cmtAuthorWktxt = userRgx.exec( userMatchesuserMatches.length - 2 )[1];

            }



            // Normalize case, because that's what happens during

            // wikitext-to-HTML processing; also underscores to spaces

            function sanitizeUsername( u ) {

                u = u.charAt( 0 ).toUpperCase() + u.substr( 1 );

                return u.replace( /_/g, " " );

            }

            cmtAuthorWktxt = sanitizeUsername( cmtAuthorWktxt );

            var cmtAuthorDom = sanitizeUsername( cmtAuthorAndLink.username );



            // Is the sig username the same as the DOM one?  We attempt to check

            // sigRedirectMapping in case the naive check fails

            if( cmtAuthorWktxt !== cmtAuthorDom &&

                    processCharEntitiesWikitext( cmtAuthorWktxt ) !== cmtAuthorDom &&

                    sigRedirectMapping cmtAuthorWktxt  !== cmtAuthorDom ) {

                throw new Error( "Sig username assert failed! Found " +

                    cmtAuthorWktxt + " but expected " + cmtAuthorDom +

                    " (wikitext vs DOM)" );

            }



            // Another check: timestamp

            var htmlTimestamp = getTimestampGivenAuthorLink( cmtAuthorAndLink.link );

            var textTimestampMatches = sectionWikitext.slice( sigStartStrIdx || 0, sigEndStrIdx ).match( new RegExp( DATE_FMT_RGXmw.config.get( "wgServer" )], "g" ) );

            if( textTimestampMatches.length > 0 ) {

                var textTimestamp = textTimestampMatches textTimestampMatches.length - 1 ];

                if( htmlTimestamp !== textTimestamp ) {

                    throw new Error( "Timestamp assert failed! HTML had '" + htmlTimestamp + "' but wikitext had '" + textTimestamp + "'" );

                }

            } else {

                console.warn( "textTimestampMatches was empty" );

            }



            // Actually insert our reply into the section wikitext

            sectionWikitext = insertTextAfterIdx( sectionWikitext, sigEndStrIdx,

                    parentCmtObj.indentation.length, fullReply );



            // Also, if the user wanted the edit request to be answered, do that

            var editReqCheckbox = document.getElementById( "reply-link-option-edit-req" );

            var markedEditReq = false;

            if( editReqCheckbox && editReqCheckbox.checked ) {

                sectionWikitext = markEditReqAnswered( sectionWikitext );

                markedEditReq = true;

            }



            // If the user preferences indicate a dry run, print what the

            // wikitext would have been post-edit and bail out

            var dryRunCheckbox = document.getElementById( "reply-link-option-dry-run" );

            if( window.replyLinkDryRun === "always" || ( dryRunCheckbox && dryRunCheckbox.checked ) ) {

                console.log( "~~~~~~ DRY RUN CONCLUDED ~~~~~~" );

                console.log( sectionWikitext );

                setStatus( "Check the console for the dry-run results." );

                document.querySelector( "#reply-link-buttons button" ).disabled = false;

                deferred.resolve();

                return deferred;

            }



            // Build summary

            var defaultSummmary = mw.msg( "rl-replying-to" ) +

                ( rplyToXfdNom ? xfdType + " nomination by " : "" ) +

                cmtAuthorWktxt +

                ( markedEditReq ? " and marking edit request as answered" : "" );

            var customSummaryField = document.getElementById( "reply-link-summary" );

            var summaryCore = defaultSummmary;

            if( window.replyLinkCustomSummary && customSummaryField.value ) {

                summaryCore = customSummaryField.value.trim();

            }

            var sectionId = sectionObj.headerEl ? sectionObj.headerEl.querySelector( "span.mw-headline" ).id : sectionObj.title;

            var summary = "/* " + sectionId.replace( /_/g, " " ) + " */ " + summaryCore + mw.msg( "rl-advert" );



            var editParams = {

                action: "edit",

                title: sectionObj.pageTitle,

                summary: summary,

                basetimestamp: revObj.timestamp,

            };



            if( canMakeSectionEdit && ( sectionObj.idxInDomHeaders !== null ) ) {

                editParams.section = sectionObj.idxInDomHeaders + 1;

                if( sectionWikitext.startsWith( oldSectionWikitext ) ) {

                    editParams.appendtext = "\n" + sectionWikitext.substring( oldSectionWikitext.length ).trim();

                } else {

                    editParams.text = sectionWikitext;

                }

            } else {

                var newWikitext = wikitext.replace( oldSectionWikitext, sectionWikitext );

                editParams.text = newWikitext;

            }



            // Send another request, this time to actually edit the page

            api.postWithEditToken( editParams ).done ( function ( data ) {



                // We put this function on the window object because we

                // give the user a "reload" link, and it'll trigger the function.

                // TODO goodness knows why I made this a property on the window object

                window.replyLinkReload = function () {

                    window.location.hash = sectionId;

                    var path = getPathToElement( cmtAuthorAndLink.link );

                    document.cookie = JUMP_COOKIE_KEY + "=" + path;

                    window.location.reload( true );

                };



                if ( data && data. && data..result && data..result == "Success" ) {

                    var needPurge = sectionObj.pageTitle !== currentPageName.replace( /_/g, " " );



                    function finishReply( _ ) {

                        if( canMakeSectionEdit && window.replyLinkAutoReload && window.replyLinkLoadNewInPlace ) {

                            performInPlaceReload( cmtAuthorAndLink.link, sectionObj );

                        } else {

                            var reloadHtml = window.replyLinkAutoReload ? mw.msg( "rl-reloading" )

                                : "<a href='javascript:window.replyLinkReload()' class='reply-link-reload'>" + mw.msg( "rl-reload" ) + "</a>";

                            setStatus( mw.msg( "rl-saved" ) + " (" + reloadHtml + ")" );



                            // Required to permit reload to happen, checked in onbeforeunload

                            replyWasSaved = true;



                            if( window.replyLinkAutoReload ) {

                                window.replyLinkReload();

                            }



                            deferred.resolve();

                        }

                    }



                    if( needPurge ) {

                        setStatus( "Reply saved! Purging..." );

                        api.post( { action: "purge", titles: currentPageName } ).done( finishReply );

                    } else {

                        finishReply();

                    }

                } else {

                    if( data && data. && data..spamblacklist ) {

                        setStatus( "Error! Your post contained a link on the <a href=" +

                            "\"/info/en/?search=Wikipedia:Spam_blacklist\"" +

                            ">spam blacklist</a>. Remove the link(s) to: " +

                            data..spamblacklist.split( "|" ).join( ", " ) + " to allow saving." );

                        document.querySelector( "#reply-link-buttons button" ).disabled = false;

                    } else {

                        setStatus( "While saving, the edit query returned an error." +

                            " Check the browser console for more information." );

                    }



                    deferred.reject();

                }

                //console.log(data);

                document.getElementById( "reply-dialog-field" ).style"background-image" = "";

            } ).fail ( function( code, result ) {

                setStatus( mw.msg( "rl-edit-fail" ) );

                console.log(code);

                console.log(result);

                deferred.reject();

            } );

        } catch ( e ) {

            setStatusError( e );

            deferred.reject();

        }



        return deferred;

    }



    function checkCanMakeSectionEdit( sectionObj ) {

        var fullWikitext = sectionObj.revObj.content;



        if( sectionObj.idxInDomHeaders === null ) {

            return $.when( false );

        }



        // First, check if includeonly and noinclude are gonna ruin our day, by

        // seeing if there are any section headers inside includeonly and

        // noinclude elements.

        var disruptiveSectionRegex = /<(includeonly|noinclude)>[\s\S]+?==[\s\S]+?<\/(\1)>/;

        if( disruptiveSectionRegex.test( fullWikitext ) ) {

            return $.when( false );

        }



        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "parse",

                prop: "wikitext",

                section: sectionObj.idxInDomHeaders + 1,

                page: sectionObj.pageTitle,

                formatversion: 2,

            }

        ).then( function ( parseResult ) {

            var parseSectionWikitext = parseResult.parse.wikitext;

            var officialSectionWikitext = fullWikitext.slice( sectionObj.startIdx, sectionObj.endIdx )

                .trim();

            // Trim because parseSectionWikitext also gets trimmed by the API

            if( officialSectionWikitext !== parseSectionWikitext ) {

                // Bit of debug info

                /*

                console.log( "oswlen",officialSectionWikitext.length,"pswlen",parseSectionWikitext.length );

                for ( var i = 0; i < Math.max( officialSectionWikitext.length, parseSectionWikitext.length ); i++  ) {

                    if( officialSectionWikitext[i] !== parseSectionWikitext[i] ) {

                        console.log( 'osw substr',

                            JSON.stringify( officialSectionWikitext.substring( i ) ),

                            'psw substr',

                            JSON.stringify( parseSectionWikitext.substring( i ) ) );

                        break;

                    }

                }

                */

            }

            return officialSectionWikitext === parseSectionWikitext;

        } );

    }



    function handleWrapperClick( linkLabel, parent, rplyToXfdNom, parentCmtObj, sectionObj ) {

        return function ( evt ) {

            $.when( mw.messages.exists( INT_MSG_KEYS0 ) ? 1 :

                    api.loadMessages( INT_MSG_KEYS ) ).then( function () {

                var newLink = this;

                var newLinkWrapper = this.parentNode;



                buildUserspcLinkRgx();



                // Remove previous panel

                var prevPanel = document.getElementById( "reply-link-panel" );

                if( prevPanel ) {

                    prevPanel.remove();

                }



                // Reset previous cancel links

                var cancelLinks = iterableToList( document.querySelectorAll(

                            ".reply-link-wrapper a" ) );

                cancelLinks.forEach( function ( el ) {

                    if( el != newLink ) el.textContent = el.dataset.originalLabel;

                } );



                // Handle disable action

                if( newLink.textContent === linkLabel ) {



                    // Disable this link

                    newLink.textContent = mw.msg( "rl-cancel" ) + linkLabel;

                } else {



                    // We've already cancelled the reply

                    newLink.textContent = linkLabel;

                    evt.preventDefault();

                    return false;

                }



                // Figure out the username of the author

                // of the comment we're replying to

                var cmtAuthorAndLink = getCommentAuthor( newLinkWrapper );



                try {

                    var cmtAuthor = cmtAuthorAndLink.username,

                        cmtLink = cmtAuthorAndLink.link;

                } catch ( e ) {

                    setStatusError( e );

                }



                // Create panel

                var panelEl = document.createElement( "div" );

                panelEl.id = "reply-link-panel";

                panelEl.innerHTML = "<textarea id='reply-dialog-field' class='mw-ui-input'" +

                    " placeholder='" + mw.msg( "rl-placeholder" ) + "'></textarea>" +

                    ( window.replyLinkCustomSummary ? "<label for='reply-link-summary'>Summary: </label>" +

                        "<input id='reply-link-summary' class='mw-ui-input' placeholder='Edit summary' " +

                        "value='Replying to " + cmtAuthor.replace( /'/g, "&#39;" ) + "'/><br />" : "" ) +

                    "<table style='border-collapse:collapse'><tr><td id='reply-link-buttons' style='width: " +

                    ( window.replyLinkPreloadPing === "button" ? "325" : "255" ) + "px'>" +

                    "<button id='reply-dialog-button' class='mw-ui-button mw-ui-progressive'>" + mw.msg( "rl-reply" ) + "</button> " +

                    "<button id='reply-link-preview-button' class='mw-ui-button'>" + mw.msg( "rl-preview" ) + "</button>" +

                    ( window.replyLinkPreloadPing === "button" ?

                        " <button id='reply-link-ping-button' class='mw-ui-button'>Ping</button>" : "" ) +

                    "<button id='reply-link-cancel-button' class='mw-ui-button mw-ui-quiet mw-ui-destructive'>" + mw.msg( "rl-cancel-button" ) + "</button></td>" +

                    "<td id='reply-dialog-status'></span><div style='clear:left'></td></tr></table>" +

                    "<div id='reply-link-options' class='gone-on-empty' style='margin-top: 0.5em'></div>" +

                    "<div id='reply-link-preview' class='gone-on-empty' style='border: thin dashed gray; padding: 0.5em; margin-top: 0.5em'></div>";

                parent.insertBefore( panelEl, newLinkWrapper.nextSibling );

                var replyDialogField = document.getElementById( "reply-dialog-field" );

                replyDialogField.style = "padding: 0.625em; min-height: 10em; margin-bottom: 0.75em; line-height: 1.3";

                if( window.replyLinkPreloadPing === "always" &&

                        cmtAuthor &&

                        cmtAuthor !== mw.config.get( "wgUserName" ) &&

                        cmtAuthor !== mw.config.get( "wgRelevantUserName" ) &&

                        !/(\d+.){3}\d+/.test( cmtAuthor ) ) {

                    replyDialogField.value = window.replyLinkPreloadPingTpl.replace( "##", cmtAuthor );

                }



                // Fill up #reply-link-options

                function newOption( id, text, defaultOn ) {

                    var newCheckbox = document.createElement( "input" );

                    newCheckbox.type = "checkbox";

                    newCheckbox.id = id;

                    if( defaultOn ) {

                        newCheckbox.checked = true;

                    }

                    var newLabel = document.createElement( "label" );

                    newLabel.htmlFor = id;

                    newLabel.appendChild( document.createTextNode( text ) );

                    document.getElementById( "reply-link-options" ).appendChild( newCheckbox );

                    document.getElementById( "reply-link-options" ).appendChild( newLabel );

                }



                if( parentCmtObj.sigIdx === null && parentCmtObj.endStrIdx === null ) {

                    parentCmtObj.sigIdx = metadatathis.id].sigIdx;

                }



                // If the dry-run option is "checkbox", add an option to make it

                // a dry run

                if( window.replyLinkDryRun === "checkbox" ) {

                    newOption( "reply-link-option-dry-run", "Don't actually edit?", true );

                }



                // If the current section header text indicates an edit request,

                // offer to mark it as answered

                //if( ourMetadata[1] && EDIT_REQ_REGEX.test( ourMetadata[1][1] ) ) {

                //    newOption( "reply-link-option-edit-req", "Mark edit request as answered?", false );

                //}



                // If the previous comment was indented by OUTDENT_THRESH,

                // offer to outdent

                if( parentCmtObj.indentation.length >= OUTDENT_THRESH ) {

                    newOption( "reply-link-option-outdent", "Outdent?", false );

                }



                if( window.replyLinkAutoIndentation === "checkbox" ) {

                    newOption( "reply-link-option-auto-indent", mw.msg( "rl-auto-indent" ), true );

                }



                /* Commented out because I could never get it to work

                // Autofill with a recommendation if we're replying to a nom

                if( rplyToXfdNom ) {

                    replyDialogField.value = "'''Comment'''";



                    // Highlight the "Comment" part so the user can change it

                    var range = document.createRange();

                    range.selectNodeContents( replyDialogField );

                    //range.setStart( replyDialogField, 3 ); // start of "Comment"

                    //range.setEnd( replyDialogField, 10 ); // end of "Comment"

                    var sel = window.getSelection();

                    sel.removeAllRanges();

                    sel.addRange( range );

                }*/



                // Close handler

                window.onbeforeunload = function ( e ) {

                    if( !replyWasSaved &&

                            document.getElementById( "reply-dialog-field" ) &&

                            document.getElementById( "reply-dialog-field" ).value ) {

                        var txt = mw.msg( "rl-started-reply" );

                        e.returnValue = txt;

                        return txt;

                    }

                };



                // Start loading in the section object, so we don't have to do it in startReply

                try {

                    var sectionObjPromise = ( sectionObj === null ) ? findSectionMain( cmtLink ) : $.when( sectionObj );

                } catch ( e ) {

                    console.error( e );

                    setStatus( "Error locating the section: " + e );

                    document.querySelector( "#reply-link-buttons button" ).disabled = true;

                }



                // Also, check if we can get away with sending just a section edit

                var canMakeSectionEditPromise = sectionObjPromise.then( checkCanMakeSectionEdit );



                // Called by the "Reply" button, Ctrl-Enter in the text area, and

                // Enter/Ctrl-Enter in the summary field

                function startReply() {



                    // Change UI to make it clear we're performing an operation

                    document.getElementById( "reply-dialog-field" ).style"background-image" =

                        "url(" + window.replyLinkPendingImageUrl + ")";

                    document.querySelector( "#reply-link-buttons button" ).disabled = true;

                    setStatus( mw.msg( "rl-loading" ) );



                    var revidCheckPromise = sectionObjPromise.then( function ( sectionObj ) {

                        return getLastRevId( sectionObj.pageTitle );

                    } );



                    $.when(

                        sectionObjPromise,

                        revidCheckPromise,

                        canMakeSectionEditPromise,

                    ).then( function ( sectionObj, currentRevId, canMakeSectionEdit ) {

                        if( currentRevId > sectionObj.pageRevId ) {

                            // Someone's edited this page since we parsed it

                            setStatus( mw.msg( "rl-out-of-date" ) );

                        } else {

                            doReply(

                                parentCmtObj,

                                cmtAuthorAndLink,

                                rplyToXfdNom,

                                sectionObj,

                                canMakeSectionEdit

                            );

                        }

                    }, function ( err ) {

                        console.error( err );

                        setStatus( "Error (async), probably while locating the section: " + err );

                    } );

                }



                // Event listener for the "Reply" button

                document.getElementById( "reply-dialog-button" )

                    .addEventListener( "click", startReply );



                // Event listener for the text area

                document.getElementById( "reply-dialog-field" )

                    .addEventListener( "keydown", function ( e ) {

                        if( e.ctrlKey && ( e.keyCode == 10 || e.keyCode == 13 ) ) {

                            startReply();

                        }

                    } );



                // Event listener for the "Preview" button

                document.getElementById( "reply-link-preview-button" )

                    .addEventListener( "click", function () {

                        var reply = document.getElementById( "reply-dialog-field" ).value.trim();



                        // Add a signature if one isn't already there

                        if( !hasSig( reply ) ) {

                            reply += " " + ( window.replyLinkSigPrefix ?

                                window.replyLinkSigPrefix : "" ) + LITERAL_SIGNATURE;

                        }



                        var sanitizedCode = encodeURIComponent( reply );

                        sectionObjPromise.then( function ( sectionObj ) {

                            $.post( "https:" + mw.config.get( "wgServer" ) +

                                "/w/api.php?action=parse&format=json&title=" +

                                    encodeURIComponent( sectionObj.pageTitle ) + "&text=" + sanitizedCode +

                                    "&pst=1&prop=text&formatversion=2",

                                function ( res ) {

                                    if ( !res || !res.parse || !res.parse.text ) return console.error( "Preview failed" );

                                    document.getElementById( "reply-link-preview" ).innerHTML = res.parse.text;

                                    // Add target="_blank" to links to make them open in a new tab by default

                                    var links = document.querySelectorAll( "#reply-link-preview a" );

                                    for( var i = 0, n = links.length; i < n; i++ ) {

                                        linksi].setAttribute( "target", "_blank" );

                                    }

                                } );

                        } );

                    } );



                if( window.replyLinkPreloadPing === "button" ) {

                    document.getElementById( "reply-link-ping-button" )

                        .addEventListener( "click", function () {

                            var cmtAuthorEscaped = cmtAuthor.replace( /=/g, "{{=}}" );

                            replyDialogField.value = window.replyLinkPreloadPingTpl

                                .replace( "##", cmtAuthorEscaped ) + replyDialogField.value;

                        } );

                }



                // Event listener for the "Cancel" button

                document.getElementById( "reply-link-cancel-button" )

                    .addEventListener( "click", function () {

                        newLink.textContent = linkLabel;

                        panelEl.remove();

                    } );



                // Event listeners for the custom edit summary field

                if( window.replyLinkCustomSummary ) {

                    document.getElementById( "reply-link-summary" )

                        .addEventListener( "keydown", function ( e ) {

                            if( e.keyCode == 10 || e.keyCode == 13 ) {

                                startReply();

                            }

                        } );

                }



                if( newLinkWrapper.dataset.replyLinkInstant === true ) {

                    startReply();

                    newLinkWrapper.dataset.replyLinkInstant = false;

                }



                if( window.replyLinkTestInstantReply ) {

                    startReply();

                }

            }.bind( this ) );



            // Cancel default event handler

            evt.preventDefault();

            return false;

        }

    }



    /**

     * Adds a "(reply)" link after the provided text node, giving it

     * the provided element id. anyIndentation is true if there's any

     * indentation (i.e. indentation string is not the empty string)

     */

    function attachLinkAfterNode( node, preferredId, parentCmtObj, sectionObj ) {



        // Choose a parent node - walk up tree until we're under a dd, li,

        // p, or div. This walk is a bit unsafe, but this function should

        // only get called in a place where the walk will succeed.

        var parent = node;

        do {

            parent = parent.parentNode;

        } while( !( /^(p|dd|li|div|td)$/.test( parent.tagName.toLowerCase() ) ) );



        // Determine whether we're replying to an XfD nom

        var rplyToXfdNom = false;

        if( xfdType === "AfD" || xfdType === "MfD" ) {



            // If the parent comment is non-indented, we are replying to a nom

            rplyToXfdNom = !parentCmtObj.sigIdx;

        } else if( xfdType === "TfD" || xfdType === "FfD" ) {



            // If the sibling before the previous sibling of this node

            // is a h4, then this is a nom

            rplyToXfdNom = parent.previousElementSibling &&

                parent.previousElementSibling.previousElementSibling &&

                parent.previousElementSibling.previousElementSibling.nodeType === 1 &&

                parent.previousElementSibling.previousElementSibling.tagName.toLowerCase() === "h4";

        } else if( xfdType === "CfD" ) {



            // If our grandparent is a dl and our grandparent's previous

            // sibling is a h4, then this is a nom

            rplyToXfdNom = parent.parentNode.tagName.toLowerCase() === "dl" &&

                parent.parentNode.previousElementSibling.nodeType === 1 &&

                parent.parentNode.previousElementSibling.tagName.toLowerCase() === "h4";

        }



        // Choose link label: if we're replying to an XfD, customize it

        var linkLabel = mw.msg( "rl-reply-label" ) + ( rplyToXfdNom ? mw.msg( "rl-to-label" ) + xfdType : "" );



        // Construct new link

        var newLinkWrapper = document.createElement( "span" );

        newLinkWrapper.className = "reply-link-wrapper";

        var newLink = document.createElement( "a" );

        newLink.href = "#";

        newLink.id = preferredId;

        newLink.dataset.originalLabel = linkLabel;

        newLink.appendChild( document.createTextNode( linkLabel ) );

        newLink.addEventListener( "click", handleWrapperClick( linkLabel, parent, rplyToXfdNom, parentCmtObj, sectionObj ) );

        newLinkWrapper.appendChild( document.createTextNode( " (" ) );

        newLinkWrapper.appendChild( newLink );

        newLinkWrapper.appendChild( document.createTextNode( ")" ) );



        // Insert new link into DOM

        parent.insertBefore( newLinkWrapper, node.nextSibling );

    }



    /**

     * Uses attachLinkAfterTextNode to add a reply link after every

     * timestamp on the page.

     */

    function attachLinks () {

        var mainContent = findMainContentEl();

        if( !mainContent ) {

            console.error( "No main content element found; exiting." );

            return;

        }



        var contentEls = mainContent.children;



        // Find the index of the first header in contentEls

        var headerIndex = 0;

        for( headerIndex = 0; headerIndex < contentEls.length; headerIndex++ ) {

            if( contentEls headerIndex ].matches( HEADER_SELECTOR ) ) break;

        }



        // If we didn't find any headers at all, that's a problem and we

        // should bail

        if( mainContent.querySelector( "div.hover-edit-section" ) ) {

            headerIndex = 0;

        } else if( headerIndex === contentEls.length ) {

            console.error( "Didn't find any headers - hit end of loop!" );

            return;

        }



        // We also should include the first header

        if( headerIndex > 0 ) {

            headerIndex--;

        }



        // Each element is a 2-element list of [level, node]

        var parseStack = iterableToList( contentEls ).slice( headerIndex );

        parseStack.reverse();

        parseStack = parseStack.map( function ( el ) { return  "", el ]; } );



        // Main parse loop

        var node;

        var currIndentation; // A string of symbols, like ":*::"

        var newIndentSymbol;

        var stackEl; // current element from the parse stack

        var idNum = 0; // used to make id's for the links

        var linkId = ""; // will be the element id for this link

        while( parseStack.length ) {

            stackEl = parseStack.pop();

            node = stackEl1];

            currIndentation = stackEl0];



            // Compatibility with "Comments in Local Time"

            var isLocalCommentsSpan = node.nodeType === 1 &&

                "span" === node.tagName.toLowerCase() &&

                node.className.includes( "localcomments" );



            var isSmall = node.nodeType === 1 && (

                    node.tagName.toLowerCase() === "small" ||

                    ( node.tagName.toLowerCase() === "span" &&

                    node.style && node.style.getPropertyValue( "font-size" ) === "85%" ) );



            // Small nodes are okay, unless they're delsort notices

            var isOkSmallNode = isSmall &&

                !node.className.includes( "delsort-notice" );



            if( ( node.nodeType === 3 ) ||

                    isOkSmallNode ||

                    isLocalCommentsSpan )  {



                // If the current node has a timestamp, attach a link to it

                // Also, no links after timestamps, because it's just like

                // having normal text afterwards, which is rejected (because

                // that means someone put a timestamp in the middle of a

                // paragraph)

                var hasLinkAfterwardsNotInBlockEl = node.nextElementSibling &&

                    ( node.nextElementSibling.tagName.toLowerCase() === "a" ||

                        ( node.nextElementSibling.tagName.match( /^(span|small)$/i ) &&

                            node.nextElementSibling.querySelector( "a" ) ) );

                if( TIMESTAMP_REGEX.test( node.textContent ) &&

                        ( node.previousSibling || isSmall ) &&

                        !hasLinkAfterwardsNotInBlockEl ) {

                    linkId = "reply-link-" + idNum;

                    var parentCmtObj = {

                        indentation: currIndentation,

                        sigIdx: null,

                        endStrIdx: null

                    };

                    attachLinkAfterNode( node, linkId, parentCmtObj, /* sectionObj */ null );

                    idNum++;



                    // Update global metadata dictionary

                    metadatalinkId = {};

                    //metadata[linkId].indentation = currIndentation; // It's already being passed into attachLinkAfterNode

                }

            } else if( node.nodeType === 1 &&

                    /^(div|p|dl|dd|ul|li|span|ol|table|tbody|tr|td)$/.test( node.tagName.toLowerCase() ) ) {

                switch( node.tagName.toLowerCase() ) {

                    case "dl": newIndentSymbol = ":"; break;

                    case "ul": newIndentSymbol = "*"; break;

                    case "ol": newIndentSymbol = "#"; break;

                    case "div":

                        if( node.className.includes( "xfd_relist" ) || node.className.includes( "thumbcaption" ) ) {

                            continue;

                        }

                        break;

                    default: newIndentSymbol = ""; break;

                }



                var childNodes = node.childNodes;

                for( let i = 0, numNodes = childNodes.length; i < numNodes; i++ ) {

                    parseStack.push(  currIndentation + newIndentSymbol,

                        childNodesi  );

                }

            }

        }



        // This loop adds sigIdx entries in the metadata dictionary

        var sigIdxEls = iterableToList( mainContent.querySelectorAll(

                HEADER_SELECTOR + ",span.reply-link-wrapper a" ) );

        var currSigIdx = 0, j, numSigIdxEls, currHeaderEl, currHeaderData;

        var headerIdx = 0; // index of the current header

        var headerLvl = 0; // level of the current header

        for( j = 0, numSigIdxEls = sigIdxEls.length; j < numSigIdxEls; j++ ) {

            var headerTagNameMatch = /^h(\d+)$/.exec(

                sigIdxElsj].tagName.toLowerCase() );

            if( headerTagNameMatch ) {

                currHeaderEl = sigIdxElsj];



                // Test to make sure we're not in the table of contents

                if( currHeaderEl.parentNode.className === "toctitle" ) {

                    continue;

                }



                // Reset signature counter

                currSigIdx = 0;

            } else {

                metadata sigIdxElsj].id ].sigIdx = currSigIdx;

                currSigIdx++;

            }

        }



        // Disable links inside hatnotes, archived discussions

        var badRegionsSelector = "div.archived,div.resolved,table";

        var badRegions = mainContent.querySelectorAll( badRegionsSelector );

        for( var i = 0; i < badRegions.length; i++ ) {

            var badRegion = badRegionsi];

            var insideArchived = badRegion.querySelectorAll( ".reply-link-wrapper" );

            for( var j = 0; j < insideArchived.length; j++ ) {

                insideArchivedj].parentNode.removeChild( insideArchivedj );

            }

        }

    }



    function runTestMode() {



        // We never want to make actual edits

        window.replyLinkDryRun = "always";



        // Simulate having a panel open

        $( "#mw-content-text" )

            .append( $( "<div>" )

                .append( $( "<textarea>" ).attr( "id", "reply-dialog-field" ).val( "hi" ) )

                .append( $( "<div>" ).attr( "id", "reply-link-buttons" )

                    .append( $( "<button> " ) ) ) );



        mw.util.addCSS( ".reply-link-wrapper { background-color: orange; }" );



        api.loadMessages( INT_MSG_KEYS ).then( function () {

            buildUserspcLinkRgx();



            // Statistics variables

            var successes = 0, failures = 0;



            // Run one test on a wrapper link

            function runOneTestOn( wrapper ) {

                try {

                    var cmtAuthorAndLink = getCommentAuthor( wrapper );

                    var ourMetadata = metadata wrapper.children0].id ];

                    findSectionMain( cmtAuthorAndLink.link ).then( function ( sectionObj ) {

                        doReply(

                            ourMetadata.indentation,

                            ourMetadata.sigIdx,

                            cmtAuthorAndLink,

                            /* rplyToXfdNom */ false,

                            sectionObj

                        ).done( function () {

                            wrapper.style.background = "green";

                            successes++;

                        } ).fail( function () {

                            wrapper.style.background = "red";

                            failures++;

                        } );

                    } );

                } catch ( e ) {

                    console.error( e );

                    wrapper.style.background = "red";

                    failures++;

                }

            }



            var wrappers = Array.from( document.querySelectorAll( ".reply-link-wrapper" ) );

            function runOneTest() {

                var wrapper = wrappers.shift();

                if( wrapper ) {

                    runOneTestOn( wrapper );

                    setTimeout( runOneTest, 250 );

                } else {

                    var results = successes + " successes, " + failures + " failures";

                    $( "#mw-content-text" ).prepend( results ).append( results );

                }

            }

            //console.log = function() {};

            setTimeout( runOneTest, 0 );

        } );

    }



    function onReady() {

        var lang_code = mw.config.get( "wgUserLanguage" )

        // Replace default English interface by translation if available

        var interface_messages = $.extend( {}, i18n.en, i18n lang_code.split('-')[0 ], i18n lang_code  );

        // Define interface messages

        mw.messages.set( interface_messages );



        // Exit if history page or edit page or oldid

        if( mw.config.get( "wgAction" ) === "history" ) return;

        if( document.getElementById( "editform" ) ) return;

        if( window.location.search.includes( "oldid=" ) ) return;



        api = new mw.Api();



        mw.util.addCSS(

            "#reply-link-panel { padding: 1em; margin-left: 1.6em; "+

              "max-width: 1200px; width: 66%; margin-top: 0.5em; }"+

            ".gone-on-empty:empty { display: none; }"

        );

        mw.loader.load( "https://en.wikipedia.org/?title=User:Enterprisey/mw-ui-button.css&action=raw&ctype=text/css", "text/css" );



        // Pre-load interface messages; we will check again when a (reply)

        // link is clicked

        api.loadMessages( INT_MSG_KEYS );



        // Initialize the xfdType global variable, which must happen

        // before the call to attachLinks

        currentPageName = mw.config.get( "wgPageName" );

        xfdType = "";

        if( mw.config.get( "wgNamespaceNumber" ) === 4) {

            if( currentPageName.startsWith( "Wikipedia:Articles_for_deletion/" ) ) {

                xfdType = "AfD";

            } else if( currentPageName.startsWith( "Wikipedia:Miscellany_for_deletion/" ) ) {

                xfdType = "MfD";

            } else if( currentPageName.startsWith( "Wikipedia:Templates_for_discussion/Log/" ) ) {

                xfdType = "TfD";

            } else if( currentPageName.startsWith( "Wikipedia:Categories_for_discussion/Log/" ) ) {

                xfdType = "CfD";

            } else if( currentPageName.startsWith( "Wikipedia:Files_for_discussion/" ) ) {

                xfdType = "FfD";

            }

        }



        // Default values for some preferences

        function defaultValue( prefName, defaultValue ) { if( windowprefName === undefined ) windowprefName = defaultValue; }

        defaultValue( "replyLinkAutoReload",       !isOnSectionWatchlistPage );

        defaultValue( "replyLinkDryRun",           "never" );

        defaultValue( "replyLinkPreloadPing",      "always" );

        defaultValue( "replyLinkPreloadPingTpl",   "{{u|##}}, " );

        defaultValue( "replyLinkCustomSummary",    false );

        defaultValue( "replyLinkTestMode",         false );

        defaultValue( "replyLinkTestInstantReply", false );

        defaultValue( "replyLinkAutoIndentation",  "checkbox" );

        defaultValue( "replyLinkLoadNewInPlace",   true );



        // Insert "reply" links into DOM

        if( !isOnSectionWatchlistPage ) {

            attachLinks();

        }



        // If test mode is enabled, create a link for that

        if( window.replyLinkTestMode &&

                document.getElementsByClassName( "reply-link-sig-check-container" ).length === 0 ) {

            mw.util.addPortletLink( "p-cactions", "#", "reply-link test mode", "pt-reply-link-test" )

                .addEventListener( "click", runTestMode );



            var dryRunToCheckboxLink = mw.util.addPortletLink( "p-cactions", "#",

                    "reply-link: dry-run = checkbox", "pt-reply-link-dry-run-checkbox",

                    "Set window.replyLinkDryRun to 'checkbox'" )

                .addEventListener( "click", function () { window.replyLinkDryRun = "checkbox" } );



            // Also add "sig check" links to each section header

            $( "#mw-content-text" ).find( HEADER_SELECTOR ).each( function ( idx, header ) {

                $( header ).find( ".mw-editsection *" ).last().before(

                    "<span style='color: #54595d'> | </span>",

                    $( "<span>", { "class": "reply-link-sig-check-container" } ).append(

                        $( "<a>" )

                            .attr( "href", "#" )

                            .text( "sig check" )

                            .click( function () {

                                buildUserspcLinkRgx();

                                var sigEls = $( header ).nextUntil( HEADER_SELECTOR ).find( '.reply-link-wrapper' ).toArray();

                                findSectionMain( sigEls0 ).then( function ( sectionObj ) {

                                    var sectionWikitext = sectionObj.revObj.content.substring( sectionObj.startIdx, sectionObj.endIdx );

                                    for( var sigIdx = 0; sigIdx < sigEls.length; sigIdx++ ) {

                                        var strIndices = sigIdxToStrIdx( sectionWikitext, sigIdx );

                                        var sigText = sectionWikitext.substring( strIndices.start, strIndices.end );

                                        $( sigElssigIdx ).last().before( " ", $( "<abbr>", { title: sigText } ).text( sigText.substring( sigText.length - 50 ) ) );

                                    }

                                } );

                                return false;

                            } ) ) );

            } );

        }



        // This large string creats the "pending" texture

        window.replyLinkPendingImageUrl = "data:image/gif;base64,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";





        // Respond to any [[User:Enterprisey/reply-link auto instant reply]] transclusions

        var autoReplies = document.querySelectorAll( ".reply-link-auto-instant-reply" );

        if( autoReplies.length > 0 ) {

            window.replyLinkTestInstantReply = true;

        }

        for( var i = 0; i < autoReplies.length; i++ ) {

            var el = autoRepliesi];

            while( el && el.className !== "reply-link-wrapper" ) {

                el = el.nextElementSibling;

            }

            if( el ) {

                el.dataset.replyLinkInstant = true;

                el.querySelector( "a" ).click();

            }

        }



        // Jump CSS

        mw.loader.addStyleTag( "@keyframes reply-link-jump-highlight-keyframes { from { background-color: #ffb; } to { background-color: transparent; } } .reply-link-jump-highlight { animation: reply-link-jump-highlight-keyframes  2s; }" );



        // Timeout to give other scripts time to load

        setTimeout( function () {



            // If there's an element to jump to, jump to it

            var jumpCookieIdx = document.cookie.indexOf( JUMP_COOKIE_KEY );

            if( jumpCookieIdx >= 0 ) {

                try {

                    var path = new RegExp( JUMP_COOKIE_KEY + "=([^;]+)" ).exec( document.cookie )[1];

                    var el = followPathToElement( path );

                    el.scrollIntoView();

                    highlightContainerOf( el );

                } catch( e ) { console.error(e); }

                document.cookie = JUMP_COOKIE_KEY + "=; expires=Thu, 01 Jan 1970 00:00:01 GMT";

            }

        }, 500 );

    } // end function onReady



    mw.loader.load( "mediawiki.ui.input", "text/css" );

    mw.loader.using(  "mediawiki.util", "mediawiki.api"  ).then( function () {

        mw.hook( "wikipage.content" ).add( onReady );

        if( isOnSectionWatchlistPage ) {

            mw.hook( "replylink.attachlinkafter" ).add( attachLinkAfterNode );

        }

    } );



    // Return functions for testing

    return {

        "iterableToList": iterableToList,

        "sigIdxToStrIdx": sigIdxToStrIdx,

        "insertTextAfterIdx": insertTextAfterIdx,

        "wikitextToTextContent": wikitextToTextContent

    };

}



// Export functions for testing

if( typeof module === typeof {} ) {

    module.exports = { "loadReplyLink": loadReplyLink };

}



// If we're in the right environment, load the script

if( jQuery !== undefined && mediaWiki !== undefined ) {

    var currNamespace = mw.config.get( "wgNamespaceNumber" );



    // Also enable on T:TDYK and its subpages

    var ttdykPage = mw.config.get( "wgPageName" ).indexOf( "Template:Did_you_know_nominations" ) === 0;



    // Normal "read" view and not a diff view

    var normalView = mw.config.get( "wgIsArticle" ) &&

            !mw.config.get( "wgDiffOldId" );



    if( normalView && ( currNamespace % 2 === 1 || currNamespace === 4 || ttdykPage ) ) {

        loadReplyLink( jQuery, mediaWiki );

    }



    if( currNamespace === -1 && ( mw.config.get( "wgTitle" ) === "BlankPage/section-watchlist" ) ) {

        loadReplyLink( jQuery, mediaWiki, /* section-watchlist */ true );

    }

}

//</nowiki>
From Wikipedia, the free encyclopedia
Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.

// vim: ts=4 sw=4 et

//<nowiki>

function loadReplyLink( $, mw, isOnSectionWatchlistPage ) {

    var TIMESTAMP_REGEX = /\(UTC(?:(?:−|\+)\d+?(?:\.\d+)?)?\)\S*?\s*$/m;

    var EDIT_REQ_REGEX = /^((Semi|Template|Extended-confirmed)-p|P)rotected edit request on \d\d? \w+ \d{4}/;

    var EDIT_REQ_TPL_REGEX = /\{\{edit (template|fully|extended|semi)-protected\s*(\|.+?)*\}\}/;

    var LITERAL_SIGNATURE = "~~" + "~~"; // split up because it might get processed

    var i18n = {

        "en": {

            "rl-advert": " (using [[w:en:User:Enterprisey/reply-link|reply-link]])",

            "rl-error-status": "There was an error while replying! Please leave a note at " +

                "<a href='/info/en/?search=User_talk:Enterprisey/reply-link'>the script's talk page</a>" +

                " with any errors in <a href='/info/en/?search=WP:JSERROR'>the browser console</a>, if possible.",

            "rl-replying-to": "Replying to ",

            "rl-reloading": "automatically reloading",

            "rl-reload": "Reload",

            "rl-saved": "Reply saved!",

            "rl-cancel": "cancel ",

            "rl-placeholder": "Reply here!",

            "rl-reply": "Reply",

            "rl-preview": "Preview",

            "rl-cancel-button": "Cancel",

            "rl-started-reply": "You've started a reply but haven't posted it",

            "rl-loading": "Loading...",

            "rl-reply-label": "reply",

            "rl-to-label": " to ",

            "rl-auto-indent": "Automatically indent?",

            "rl-out-of-date": "Someone has edited this page since you started replying!",

            "rl-edit-fail": "While replying, the edit failed."

        },

        "pt": {

            "rl-advert": "(usando [[w:en:User:Enterprisey/reply-link|reply-link]])",

            "rl-error-status": "Ocorreu um erro ao responder! Por favor deixe um comentário na " +

                "<a href='/info/en/?search=User_talk:Enterprisey/reply-link'>página de discussão do script</a>" +

                " informando os erros que apareçam <a href='/info/en/?search=WP:JSERROR'>no console do navegador</a>, se possível.",

            "rl-replying-to": "Respondendo a ",

            "rl-reloading": "recarregando automaticamente",

            "rl-reload": "Recarregar",

            "rl-saved": "Resposta publicada!",

            "rl-cancel": "cancelar ",

            "rl-placeholder": "Responda aqui!",

            "rl-reply": "Responder",

            "rl-preview": "Prever",

            "rl-cancel-button": "Cancelar",

            "rl-started-reply": "Você começou a responder, mas não publicou sua resposta",

            "rl-loading": "Carregando...",

            "rl-reply-label": "responder",

            "rl-to-label": " a ",

            "rl-auto-indent": "Indentar automaticamente?"

        }

    };

    var HEADER_SELECTOR = "h1,h2,h3,h4,h5,h6";

    var MAX_UNICODE_DECIMAL = 1114111;

    var HEADER_REGEX = /^\s*=(=*)\s*(.+?)\s*\1=\s*(?:<!--.+?-->\s*)?$/gm;

    var JUMP_COOKIE_KEY = "reply_link_jump";



    // T:TDYK, used at the end of loadReplyLink

    var TTDYK = "Template:Did_you_know_nominations";

    var RFA_PG = "Wikipedia:Requests_for_adminship/";



    // Threshold for indentation when we offer to outdent

    var OUTDENT_THRESH = 8;



    // All of the interface message keys that we explicitly load

    var INT_MSG_KEYS =  "mycontris" ];



    // Date format regexes in signatures (i.e. the "default date format")

    var DATE_FMT_RGX = {

        "//en.wikipedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//test.wikipedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//simple.wikipedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//en.wikisource.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//meta.wikimedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source,

        "//pt.wikipedia.org": /\d\dh\d\dmin\sde \d{1,2} de \w+? de \d{4}/.source,

        "//commons.wikimedia.org": /\d\d:\d\d,\s\d{1,2}\s\w+?\s\d{4}/.source

    }



    // Shared API object

    var api;



    /*

     * Regex *sources* for a "userspace" link. Basically the

     * localized equivalent of User( talk)?|Special:Contributions/

     * Initialized in buildUserspcLinkRgx, which is called near the top

     * of the closure in handleWrapperClick.

     *

     * Three subproperties: und for underscores instead of spaces (e.g.

     * "User_talk"), spc for spaces (e.g. "User talk"), and both for

     * a regex combining the two (used for matching on wikitext).

     */

    var userspcLinkRgx = null;



    /**

     * This dictionary is some global state that holds a dictionary

     * for each "(reply)" link (keyed by their unique IDs):

     *

     *  - indentation, the indentation string for the comment (e.g. ":*::")

     *  - sigIdx, the zero-based index of the signature from the top

     *    of the section

     *

     * This dictionary is populated in attachLinks, and unpacked in the

     * click handler for the links (defined in attachLinkAfterNode); the

     * values are then passed to doReply.

     */

    var metadata = {};



    /**

     * This global string flag is:

     *

     *  - "AfD" if the current page is an AfD page

     *  - "MfD" if the current page is an MfD page

     *  - "TfD" if the current page is a TfD log page

     *  - "CfD" if the current page is a CfD log page

     *  - "FfD" if the current page is a FfD log page

     *  - "" otherwise

     *

     * This flag is initialized in onReady and used in attachLinkAfterNode

     */

    var xfdType;



    /**

     * The current page name, including namespace, because we may be reading it

     * a lot (especially in findUsernameInElem if we're on someone's user

     * talk page). Has underscores instead of spaces!

     */

    var currentPageName;



    /**

     * A map for signatures that contain redirects, so that they can still

     * pass the sanity check. This will be updated manually, because I

     * don't want the overhead of a whole 'nother API call in the middle

     * of the reply process. If this map grows too much, though, I'll

     * consider switching to either a toolforge-hosted API or the

     * Wikipedia API. Used in doReply, for the username sanity check.

     */

    var sigRedirectMapping = {

        "Salvidrim": "Salvidrim!"

    };



    /**

     * When the reply is saved via API, this flag is set to true to

     * disable the onbeforeunload handler.

     */

    var replyWasSaved = false;



    /**

     * Cache for getWikitext.

     */

    var getWikitextCache = {};



    // Polyfill from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/includes

    if( !String.prototype.includes ) {

        String.prototype.includes = function( search, start ) {

            if( search instanceof RegExp ) {

                throw TypeError('first argument must not be a RegExp');

            }

            if( start === undefined ) {

                start = 0;

            }

            return this.indexOf( search, start ) !== -1;

        };

    }



    /**

     * Get the formatted namespace name for a namespace ID.

     * Quick ref: user = 2, proj = 4

     */

    function fmtNs( nsId ) {

        return mw.config.get( "wgFormattedNamespaces" )[ nsId ];

    }



    /**

     * Escapes a string for inclusion in a regex.

     */

    function escapeForRegex( s ) {

        return s.replace( /[-\/\\^$*+?.()|[\]{}]/g, '\\$&' );

    }



    /*

     * MediaWiki turns spaces before certain punctuation marks

     * into non-breaking spaces, so fix those. This is done by

     * the armorFrenchSpaces function in Mediawiki, in the file

     * /includes/parser/Sanitizer.php

     */

    function deArmorFrenchSpaces( text ) {

        return text.replace( /\xA0([?:;!%»›])/g, " $1" )

            .replace( /([«‹])\xA0/g, "$1 " );

    }



    /**

     * Remove duplicates from an array.

     * https://stackoverflow.com/a/9229821/1757964

     */

    function removeDuplicates( array ) {

        var seen = {};

        return array.filter( function( item ) {

            return seen.hasOwnProperty( item ) ? false : ( seen item  = true );

        } );

    }



    /**

     * Capitalize the first letter of a string.

     */

    function capFirstLetter( someString ) {

        return someString.charAt( 0 ).toUpperCase() + someString.slice( 1 );

    }



    /**

     * Namespace name to ID.

     * For example, nsNameToId( "Template" ) === 10.

     */

    function nsNameToId( nsName ) {

        return mw.config.get( "wgNamespaceIds" )[ nsName.toLowerCase().replace( / /g, "_" ) ];

    }



    /**

     * Canonical-ize a namespace.

     */

    function canonicalizeNs( ns ) {

        return fmtNs( nsNameToId( ns ) );

    }



    /**

     * This function converts any (index-able) iterable into a list.

     */

    function iterableToList( nl ) {

        var len = nl.length;

        var arr = new Array( len );

        for( var i = 0; i < len; i++ ) arri = nli];

        return arr;

    }



    /**

     * Process HTML character entities.

     * From https://stackoverflow.com/a/46851765

     */

    function processCharEntities( text ) {

        var el = document.createElement('div');

        return text.replace( /\&[#0-9a-z]+;/gi, function ( enc ) {

            el.innerHTML = enc;

            return el.innerText

        } );

    }



    /**

     * Process HTML character entities, MediaWiki style

     * From https://stackoverflow.com/a/46851765

     */

    function processCharEntitiesWikitext( text ) {

        var el = document.createElement('div');

        return text.replace( /\&[#0-9a-z]+;/gi, function ( enc ) {

            if( /#\d+/.test( enc ) ) {

                if( parseInt( enc.slice( 1 ) ) > MAX_UNICODE_DECIMAL ) {

                    return enc;

                }

            }

            el.innerHTML = enc;

            return el.innerText

        } );

    }



    /**

     * When there's a panel being shown, this function sets the status

     * in the panel to the first argument. The callback function is

     * optional.

     */

    function setStatus ( status, callback ) {

        var statusElement = $( "#reply-dialog-status" );

        statusElement.fadeOut( function () {

            statusElement.html( status ).fadeIn( callback );

        } );

    }



    /**

     * Sets the panel status when an error happened. Good for use in

     * catch blocks.

     */

    function setStatusError( e ) {

        console.error(e);

        setStatus( mw.msg( "rl-error-status" ) );

        if( e.message ) {

            console.log( "Content request error: " + JSON.stringify( e.message ) );

        }

        console.log( "DEBUG INFORMATION: '"+currentPageName+"' @ " + mw.config.get( "wgCurRevisionId" ) );

        throw e;

    }



    /**

     * Given some wikitext, processes it to get just the text content.

     * This function should be identical to the MediaWiki function

     * that gets the wikitext between the equal signs and comes up

     * with the id's that anchor the headers.

     */

    function wikitextToTextContent( wikitext ) {

        return processCharEntities( wikitext )

            .replace( /\[\[:?(?:[^\|\]]+?\|)?([^\]\|]+?)\]\]/g, "$1" )

            .replace( /\{\{\s*tl\s*\|\s*(.+?)\s*\}\}/g, "{{$1}}" )

            .replace( /\{\{\s*[Uu]\s*\|\s*(.+?)\s*\}\}/g, "$1" )

            .replace( /('''?)(.+?)\1/g, "$2" )

            .replace( /<s>(.+?)<\/s>/g, "$1" )

            .replace( /<big>(.+?)<\/big>/g, "$1" )

            .replace( /<span.*?>(.*?)<\/span>/g, "$1" );

    }



    function wikitextHeaderEqualsDomHeader( wikitextHeader, domHeader ) {

        return wikitextToTextContent( wikitextHeader ) === deArmorFrenchSpaces( domHeader );

    }



    /**

     * Finds and returns the div that is the immediate parent of the

     * first talk page header on the page, so that we can read all the

     * sections by iterating through its child nodes.

     */

    function findMainContentEl() {



        // Which header are we looking for?

        var targetHeader = "h2";

        if( xfdType || currentPageName.startsWith( RFA_PG ) ) targetHeader = "h3";

        if( currentPageName.startsWith( TTDYK ) ) targetHeader = "h4";



        // The element itself will be the text span in the h2; its

        // parent will be the h2; and the parent of the h2 is the

        // content container that we want

        var candidates = document.querySelectorAll( targetHeader + " > span.mw-headline" );

        if( !candidates.length ) {

            return document.getElementById( "mw-content-text" );

        }

        var candidate = candidates candidates.length - 1 ].parentElement.parentElement;



        // Compatibility with User:Kephir/gadgets/unclutter.js

        if( candidate.className.includes( "kephir-unclutter-discussion-wrapper" ) ) {

            candidate = candidate.parentElement;

        }



        // Compatibility with User:Enterprisey/hover-edit-section

        // That script puts each section in its own div, so we need to

        // go out another level if it's running

        if( candidate.className === "hover-edit-section" ) {

            candidate = candidate.parentElement;

        }



        return candidate;

    }



    /**

     * Gets the wikitext of a page with the given title (namespace required).

     * Returns an object with keys "content" and "timestamp".

     */

    function getWikitext( title, useCaching ) {

        if( useCaching === undefined ) useCaching = false;

        if( useCaching && getWikitextCache title  ) {

            return $.when( getWikitextCache title  );

        }

        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "query",

                prop: "revisions",

                rvprop: "timestamp|content|ids",

                rvslots: "main",

                rvlimit: 1,

                titles: title,

                formatversion: 2,

            }

        ).then( function ( data ) {

            if( data.query.pages0].revisions ) {

                var rev = data.query.pages0].revisions0];

                var result = { revId: rev.revid, timestamp: rev.timestamp, content: rev.slots.main.content };

                getWikitextCache title  = result;

                return result;

            } else {

                console.error( data );

                throw new Error( "[getWikitext] bad response: " + data );

                return {};

            }

        } );

    }



    function getLastRevId( title ) {

        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "query",

                prop: "revisions",

                rvprop: "ids",

                rvslots: "main",

                rvlimit: 1,

                titles: title,

                formatversion: 2,

            }

        ).then( function ( data ) {

            return data.query.pages0].revisions0].revid;

        } );

    }



    function getPathToElement( givenEl ) {

        var path = [];

        var currEl = givenEl;

        while( ( currEl.id !== "mw-content-text" ) && ( currEl.tagName.toLowerCase() !== "body" ) ) {

            path.push( iterableToList( currEl.parentNode.children ).indexOf( currEl ) );

            currEl = currEl.parentNode;

        }

        return path.join( "|" );

    }



    function followPathToElement( path ) {

        path = path.split( "|" );

        var el = document.getElementById( "mw-content-text" );

        for( var i = path.length - 1; i >= 0; i-- ) {

            el = el.childrenparseInt(pathi])];

        }

        return el;

    }



    function highlightContainerOf( el ) {

        outer:

        while( true ) {

            switch( el.tagName.toLowerCase() ) {

                case "ul":

                case "ol":

                case "li":

                case "dd":

                case "dl":

                case "p":

                case "div":

                case "table":

                case "td":

                    break outer;

            }

            el = el.parentNode;

        }

        el.className += "reply-link-jump-highlight";

    }



    function getTimestampGivenAuthorLink( authorLink ) {

        var currNode = authorLink;

        // The .localcomments element check is for compatibilty with the [[WP:Comments in Local Time]] gadget

        while( !currNode.textContent.includes( "(UTC)" ) && ( currNode.className !== "localcomments" ) ) {

            if( currNode.nextSibling ) {

                currNode = currNode.nextSibling;

            } else {

                currNode = currNode.parentNode;

            }

        }

        if( currNode.textContent.includes( "(UTC)" ) ) {

            var matches = currNode.textContent.match( new RegExp( DATE_FMT_RGXmw.config.get( "wgServer" )], "g" ) );

            if( matches.length > 0 ) {

                return matches matches.length - 1 ];

            }

        } else if( currNode.className === "localcomments" ) {

            var matches = currNode.getAttribute( "title" ).match( new RegExp( DATE_FMT_RGXmw.config.get( "wgServer" )], "g" ) );

            if( matches.length > 0 ) {

                return matches matches.length - 1 ];

            }

        }

        return null;

    }



    /**

     * Creates userspcLinkRgx. Called in handleWrapperClick and the test

     * runner at the bottom.

     */

    function buildUserspcLinkRgx() {

        if( userspcLinkRgx ) {

            return;

        }



        var nsIdMap = mw.config.get( "wgNamespaceIds" );

        var nsRgxFragments = [];

        var contribsSecondFrag = ":" + escapeForRegex( mw.messages.get( "mycontris" ) ) + "\\/";

        for( var nsName in nsIdMap ) {

            if( !nsIdMap.hasOwnProperty( nsName ) ) continue;

            switch( nsIdMapnsName ) {

                case 2:

                case 3:

                    nsRgxFragments.push( escapeForRegex( capFirstLetter( nsName ) ) + "\\s*:" );

                    break;

                case -1:

                    nsRgxFragments.push( escapeForRegex( capFirstLetter( nsName ) ) + contribsSecondFrag );

                    break;

            }

        }

        userspcLinkRgx = {};

        userspcLinkRgx.spc = "(?:" + nsRgxFragments.join( "|" ).replace( /_/g, " " ) + ")";

        userspcLinkRgx.und = userspcLinkRgx.spc.replace( / /g, "_" );

        userspcLinkRgx.both = userspcLinkRgx.spc.replace( / /g, "(?: |_)" );

    }



    /**

     * Is there a signature (four tildes) present in the given text,

     * outside of a nowiki element?

     */

    function hasSig( text ) {



        // no literal signature?

        if( !text.includes( LITERAL_SIGNATURE ) ) return false;



        // if there's a literal signature and no nowiki elements,

        // there must be a real signature

        if( !text.includes( "<nowiki>" ) ) return true;



        // Save all nowiki spans

        var nowikiSpanStarts = []; // list of ignored span beginnings

        var nowikiSpanLengths = []; // list of ignored span lengths

        var NOWIKI_RE = /<nowiki>.*?<\/nowiki>/g;

        var spanMatch;

        do {

            spanMatch = NOWIKI_RE.exec( text );

            if( spanMatch ) {

                nowikiSpanStarts.push( spanMatch.index );

                nowikiSpanLengths.push( spanMatch0].length );

            }

        } while( spanMatch );



        // So that we don't check every ignore span every time

        var nowikiSpanStartIdx = 0;



        var LIT_SIG_RE = new RegExp( LITERAL_SIGNATURE, "g" );

        var sigMatch;



        matchLoop:

        do {

            sigMatch = LIT_SIG_RE.exec( text );

            if( sigMatch ) {



                // Check that we're not inside a nowiki

                for( var nwIdx = nowikiSpanStartIdx; nwIdx <

                    nowikiSpanStarts.length; nwIdx++ ) {

                    if( sigMatch.index > nowikiSpanStartsnwIdx ) {

                        if ( sigMatch.index + sigMatch0].length <=

                            nowikiSpanStartsnwIdx + nowikiSpanLengthsnwIdx ) {



                            // Invalid sig

                            continue matchLoop;

                        } else {



                            // We'll never encounter this span again, since

                            // headers only get later and later in the wikitext

                            nowikiSpanStartIdx = nwIdx;

                        }

                    }

                }



                // We aren't inside a nowiki

                return true;

            }

        } while( sigMatch );

        return false;

    }



    /**

     * Given an Element object, attempt to recover a username from it.

     * Also will check up to two elements prior to the passed element.

     * Returns null if no username was found. Otherwise, returns an

     * object with these properties:

     *

     *  - username: The username that we found.

     *  - link: The DOM element for the link from which we got the

     *    username.

     */

    function findUsernameInElem( el ) {

        if( !el ) return null;

        var links;

        for( let i = 0; i < 3; i++ ) {

            if( el === null ) break;

            links = el.tagName.toLowerCase() === "a" ?  el 

                : el.querySelectorAll( "a" );

            //console.log(i,"top of outer for in findUsernameInElem ",el, " links -> ",links);



            // Compatibility with "Comments in Local Time"

            if( el.className.includes( "localcomments" ) ) i--;



            // If we couldn't get any links, try again with prev elem

            if( !links ) continue;



            var link; // his name isn't zelda

            for( var j = 0; j < links.length; j++ ) {

                link = linksj];



                //console.log(link,decodeURIComponent(link.getAttribute("href")));

                if( link.className.includes( "mw-selflink" ) ) {

                    return { username: currentPageName.replace( /.+:/, "" )

                        .replace( /_/g, " " ), link: link };

                }



                // Also matches redlinks. Why people have redlinks in their sigs on

                // purpose, I may never know.

                //console.log( "^\\/(?:wiki\\/" + userspcLinkRgx.und + /(.+?)(?:\/.+?)?(?:#.+)?|w\/index\.php\?title=User(?:_talk)?:(.+?)&action=edit&redlink=1/.source + ")$" )

                var sigLinkRe = new RegExp( "\\/(?:wiki\\/" + userspcLinkRgx.und + /(.+?)(?:\/.+?)?(?:#.+)?|w\/index\.php\?title=/.source + userspcLinkRgx.und + /(.+?)&action=edit&redlink=1/.source + ")$" );

                var liveDecodedHref = decodeURIComponent( link.getAttribute( "href" ) );

                if( liveDecodedHref.startsWith( "/" ) ) {

                    liveDecodedHref = "https:" + mw.config.get( "wgServer" ) + liveDecodedHref;

                }

                var usernameMatch = sigLinkRe.exec( liveDecodedHref );

                if( usernameMatch ) {

                //console.log("usernameMatch",usernameMatch)

                    var rawUsername = usernameMatch1 ? usernameMatch1 : usernameMatch2];

                    return {

                        username: decodeURIComponent( rawUsername ).replace( /_/g, " " ),

                        link: link

                    };

                }

            }



            // Go backwards one element and try again

            el = el.previousElementSibling;

        }

        return null;

    }



    /**

     * Given a reply-link-wrapper span, attempts to find who wrote

     * the comment that precedes it. For information about the return

     * value, see the documentation for findUsernameInElem.

     */

    function getCommentAuthor( wrapper ) {

        var sigNode = wrapper.previousSibling;

        //console.log(sigNode,sigNode.style,sigNode.style ? sigNode.style.getPropertyValue("size"):"");

        var smallOrFake = sigNode.nodeType === 1 &&

                ( sigNode.tagName.toLowerCase() === "small" ||

                ( sigNode.tagName.toLowerCase() === "span" &&

                    sigNode.style && ( sigNode.style.getPropertyValue( "font-size" ) === "85%" ||

                                       sigNode.style.getPropertyValue( "font-size" ).indexOf( "small" ) === 0 ) ) );



        var possUserLinkElem = ( smallOrFake && sigNode.children.length > 1 )

            ? sigNode.childrensigNode.children.length-1

            : sigNode.previousElementSibling;

        return findUsernameInElem( possUserLinkElem );

    }



    /**

     * Given the wikitext of a section, attempt to find the first edit

     * request template in it, and then mark that template as answered.

     * Returns the modified section wikitext.

     */

    function markEditReqAnswered( sectionWikitext ) {

        var editReqMatch = EDIT_REQ_TPL_REGEX.exec( sectionWikitext );

        if( !editReqMatch ) {

            console.error( "Couldn't find an edit request!" );

            return sectionWikitext;

        }



        var ansParamMatch = /ans(wered)?=.*?(\||\}\})/.exec( editReqMatch0 );

        if( !ansParamMatch ) {

            sectionWikitext = sectionWikitext.replace(

                editReqMatch0],

                editReqMatch0].replace( "}}", "answered=yes}}" )

            );

        } else {

            var newEditReqTpl = editReqMatch0].replace( ansParamMatch0],

                "answered=yes" + ansParamMatch2 );

            sectionWikitext = sectionWikitext.replace(

                editReqMatch0],

                newEditReqTpl

            );

        }

        return sectionWikitext;

    }



    function allContentHeaders() {

        var allHeaders = document.querySelector( "#mw-content-text" )

            .querySelectorAll( HEADER_SELECTOR );

        return iterableToList( allHeaders )

            .filter( function ( header ) {

                // The word "Contents" at the top of the table of contents is a heading

                return ( header.getAttribute( "id" ) !== "mw-toc-heading" );

            } );

    }



    /**

     * Given a header element, finds the title (full with namespace, spaces

     * instead of underscores) of the page it's from.

     */

    function pageNameOfHeader( header ) {

        var editLinks = iterableToList( header.querySelectorAll( ".mw-editsection a" ) )

            .filter( function ( e ) { return e.textContent.indexOf( "edit" ) === 0; } );

        if( editLinks.length ) {

            var encoded = editLinks0

                .getAttribute( "href" )

                .match( /title=(.+?)(?:$|&)/ )

                1];

            return decodeURIComponent( encoded ).replace( /_/g, " " );

        } else {

            return null;

        }

    }



    /**

     * Given a DOM object in the current page corresponding to a link in a

     * signature, locate the section header (i.e. h1, h2, etc element) for the

     * section containing that comment.

     */

    function findSectionHeaderElement( sigLinkElem ) {

        var nearestHeader = null;

        var currElem = sigLinkElem;

        var sigLinkTopPos = sigLinkElem.getBoundingClientRect().top;



        loop:

        while( ( currElem.id !== "mw-content-text" ) && ( currElem.tagName.toLowerCase() !== "body" ) ) {

            var familiarTagName = false;

            switch( currElem.tagName.toLowerCase() ) {

                case "ul":

                case "ol":

                case "li":

                case "dd":

                case "dl":

                case "a":

                case "i":

                case "code":

                    // Headers aren't in these elements (and it would be a waste to check)

                    break;

                case "h1":

                case "h2":

                case "h3":

                case "h4":

                case "h5":

                case "h6":

                    // Well, that was convenient (found a header)

                    nearestHeader = currElem;

                    break loop;

                case "p":

                case "span": // unlikely, but we'll check anyway

                case "div":

                case "table": // yeah, sometimes people put their whole talk page in a template

                case "td":

                case "sub":

                case "sup":

                case "b":

                    familiarTagName = true;

                default:

                    var tagName = currElem.tagName.toLowerCase();

                    if( !familiarTagName ) {

                        // just in case there's a tag not listed here that needs special handling

                        console.warn( "unknown tag name ", tagName, " ", currElem );

                    }

                    var childHeaders = currElem.querySelectorAll( HEADER_SELECTOR );

                    if( childHeaders ) {

                        childHeaders = iterableToList( childHeaders )

                            .filter( function ( header ) {

                                // We don't want to pick up headers below the comment

                                return header.getBoundingClientRect().top < sigLinkTopPos;

                            } );

                        if( childHeaders.length > 0 ) {

                            nearestHeader = childHeaderschildHeaders.length - 1];

                            break loop;

                        }

                    }

                    break;

            } // end switch ( currElem.tagName )



            if( currElem.previousElementSibling ) {

                currElem = currElem.previousElementSibling;

            } else {

                currElem = currElem.parentNode;

            }

        } // end while



        if( nearestHeader === null ) {

            console.warn( "nearestHeader was null" );

        }

        return nearestHeader;

    }



    /**

     * Finds a section in the given page's wikitext.

     *

     * If givenHeaderEl is null, that means it's the "zeroth" section, i.e.

     * the section that ends at the first page header.

     */

	function findSectionInPageWikitext( givenHeaderEl, pageTitle, pageWikitext ) {

        var allHeaders = document.querySelector( "#mw-content-text" )

            .querySelectorAll( HEADER_SELECTOR );

        var allHeadersFromTarget = iterableToList( allHeaders )

            .filter( function ( header ) {

                // The word "Contents" at the top of the table of contents is a heading

                return ( header.getAttribute( "id" ) !== "mw-toc-heading" ) &&

                    pageNameOfHeader( header ) === pageTitle;

            } );



        // Find all the headers in the wikitext



        // Save all ignored spans

        var ignoredSpanStarts = []; // list of ignored span beginnings

        var ignoredSpanLengths = []; // list of ignored span lengths

        var IGNORED_RE = /(?:<(nowiki|pre|noinclude|source)>[\s\S]*?<\/\1>)|<!--[\s\S]+?-->/g;

        var spanMatch;

        do {

            spanMatch = IGNORED_RE.exec( pageWikitext );

            if( spanMatch ) {

                ignoredSpanStarts.push( spanMatch.index );

                ignoredSpanLengths.push( spanMatch0].length );

            }

        } while( spanMatch );



        // So that we don't check every ignore span every time

        var ignoredSpanStartIdx = 0;



        var headerMatches = [];

        var headerMatch;



        matchLoop:

        do {

            headerMatch = HEADER_REGEX.exec( pageWikitext );

            if( headerMatch ) {



                // Check that we're not inside a ignored span

                for( var ignoredIdx = ignoredSpanStartIdx; ignoredIdx <

                    ignoredSpanStarts.length; ignoredIdx++ ) {

                    if( headerMatch.index > ignoredSpanStartsignoredIdx ) {

                        if ( headerMatch.index + headerMatch0].length <=

                            ignoredSpanStartsignoredIdx + ignoredSpanLengthsignoredIdx ) {



                            // Not a header, since we're inside a ignored span

                            continue matchLoop;

                        } else {



                            // We'll never encounter this span again, since

                            // headers only get later and later in the wikitext

                            ignoredSpanStartIdx = ignoredIdx;

                        }

                    }

                }

                headerMatches.push( headerMatch );

            }

        } while( headerMatch );



        // We'll use this dictionary to calculate the duplicate index

        var headersByText = {};

        for( var i = 0; i < headerMatches.length; i++ ) {



            // Group 2 of HEADER_REGEX is the header text

            var text = headerMatchesi][2];

            headersByTexttext = ( headersByTexttext || [] ).concat( i );

        }



        // allHeadersFromTarget should contain every header we found in the wikitext

        // (and more, if sourcePageName was transcluded multiple times)

        if( allHeadersFromTarget.length % headerMatches.length !== 0 ) {

            for( var i = 0; i < Math.max( allHeadersFromTarget.length, headerMatches.length ); i++ ) {

                console.error( i, allHeadersFromTargeti], allHeadersFromTargeti && allHeadersFromTargeti].textContent, headerMatchesi );

            }

            throw new Error( "non-divisble header list lengths" );

        }



        if( givenHeaderEl === null ) {

            var sectionEndIdx = headerMatches0 ? headerMatches0].index : pageWikitext.length;

            return {

                title: "",

                dupIdx: 0,

                startIdx: 0,

                endIdx: sectionEndIdx,

                idxInDomHeaders: -1,

            };

        }



        var headerIdx = allHeadersFromTarget.indexOf( givenHeaderEl );

        if( headerIdx < 0 ) {

            console.error( 'givenHeaderEl', givenHeaderEl );

            console.error( 'allHeadersFromTarget', allHeadersFromTarget );

            throw new Error( "givenHeaderEl not in allHeadersFromTarget" );

        }

        var trueHeaderIdx = headerIdx % headerMatches.length;

        var headerText = headerMatchestrueHeaderIdx][2];



        // NOTE! The duplicate index is calculated relative to the

        // *wikitext* header matches (because that's how the backend

        // does it)! That is, if we have a page that includes two

        // headers, both called "a", and we transclude that page

        // twice, the result will be four headers called "a". But we

        // want to assign those four headers, respectively, the

        // duplicate indices of 0, 1, 0, 1. That's why we use

        // trueHeaderIdx here, not headerIdx.

        var dupIdx = headersByTextheaderText].indexOf( trueHeaderIdx );



        var sectionStartIdx = headerMatchestrueHeaderIdx].index;

        var sectionEndIdx = headerMatchestrueHeaderIdx + 1

                ? headerMatchestrueHeaderIdx + 1].index

                : pageWikitext.length;



        return {

            title: headerText,

            dupIdx: dupIdx,

            startIdx: sectionStartIdx,

            endIdx: sectionEndIdx,

            idxInDomHeaders: headerIdx,

        };

    }



    /**

     * Given a DOM object in the current page corresponding to a link in a

     * signature, locate the section containing that comment. That section may

     * not be in the current page!

     */

    function findSectionMain( sigLinkElem ) {

        var nearestHeader = findSectionHeaderElement( sigLinkElem );

        var pageTitle = ( nearestHeader ? pageNameOfHeader( nearestHeader ) : currentPageName ).replace( /_/g, " " );

        return getWikitext( pageTitle, /* useCaching */ true ).then( function ( revObj ) {

            var pageText = revObj.content;

            var sectionObj = findSectionInPageWikitext( nearestHeader, pageTitle, pageText );

            sectionObj.pageTitle = pageTitle;

            sectionObj.revObj = revObj;

            sectionObj.headerEl = nearestHeader;

            //sectionObj.level = parseInt( nearestHeader.tagName.substring( 1 ) ); // that is, cut off the "h" at the beginning

            return sectionObj;

        }, function ( err ) { throw new Error( err ); } );

    }



    /**

     * Converts a (zero-based) signature index to a pair of string indices into

     * the given section wikitext, indicating the start and the end of the

     * requested signature. The return value is an object with two properties,

     * "start" for the starting index and "end" for the ending index (i.e. the

     * index of the first character after the signature).

     *

     * Returns null if we couldn't find anything.

     */

    function sigIdxToStrIdx( sectionWikitext, sigIdx ) {

        //console.log( "In sigIdxToStrIdx, sigIdx = " + sigIdx );



        // There are certain regions that we skip while attaching links:

        //

        //  - Spans with the class delsort-notice

        //  - Divs with the class xfd-relist (and other divs)

        //

        // So, we grab the corresponding wikitext regions with regexes,

        // and store each region's start index in spanStartIndices, and

        // each region's length in spanLengths. Then, whenever we find a

        // signature with the right index, if it's included in one of

        // these regions, we skip it and move on.

        var spanStartIndices = [];

        var spanLengths = [];

        var DELSORT_SPAN_RE_TXT = /<small class="delsort-notice">(?:<small>.+?<\/small>|.)+?<\/small>/.source;

        var XFD_RELIST_RE_TXT = /<div class="xfd_relist"[\s\S]+?<\/div>(\s*|<!--.+?-->)*/.source;

        var SKIP_REGION_RE = new RegExp("(" + DELSORT_SPAN_RE_TXT + ")|(" +

            XFD_RELIST_RE_TXT + ")|(" +

            /<s>.+?<\/s>/.source + ")", // struck regions (I don't care about nested ones)

            "ig");

        var skipRegionMatch;

        while( ( skipRegionMatch = SKIP_REGION_RE.exec( sectionWikitext ) ) !== null ) {

            spanStartIndices.push( skipRegionMatch.index );

            spanLengths.push( skipRegionMatch0].length );

        }



        // Also skip transclusions of {{tq}} and {{tq2}}. These transclusions

        // have a high chance of containing other templates, so instead search

        // for closing curly braces at the right nesting level with a counter.

        var TQ_START_RE = /\{\{\s*tq2?/g;

        var tqStartMatch;

        while( ( tqStartMatch = TQ_START_RE.exec( sectionWikitext ) ) !== null ) {

            var currentNestingLevel = 2; // two curly braces started the template

            var wikitextIdx = tqStartMatch.index + tqStartMatch0].length;

            while( ( currentNestingLevel > 0 ) && ( wikitextIdx < sectionWikitext.length ) ) {

                if( sectionWikitext.charAt( wikitextIdx ) === "{" ) {

                    currentNestingLevel += 1;

                } else if( sectionWikitext.charAt( wikitextIdx ) === "}" ) {

                    currentNestingLevel -= 1;

                }

                wikitextIdx += 1;

            }



            spanStartIndices.push( tqStartMatch.index );

            spanLengths.push( wikitextIdx - tqStartMatch.index );

        }

        //console.log(spanStartIndices,spanLengths);



        var dateFmtRgx = DATE_FMT_RGXmw.config.get( "wgServer" )];

        if( !dateFmtRgx ) {

            throw new Error( "Error! I don't know the native date format used by the server '" + mw.config.get( "wgServer" ) + "'!" );

        }

        /*

         * I apologize for making you have to read this regex.

         * I made a summary, though:

         *

         *  - a wikilink, without a ]] inside it

         *  - some text, without a link to userspace or user talk space

         *  - a timestamp

         *  - as an alternative to all of the above, an autosigned script

         *    and a timestamp

         *  - some comments/whitespace or some non-whitespace

         *  - finally, the end of the line

         *

         * It's also localized.

         */

        var sigRgxSrc = "(?:" + /\[\[\s*(?:m:)?:?\s*/.source + "(" + userspcLinkRgx.both +

                /([^\]\n]|\](?!\]))*?/.source + ")" + /\]\]\)?/.source + "(" +

                /[^\[\n]|\[(?!\[)|\[\[/.source + "(?!" + userspcLinkRgx.both +

                "))*?" + DATE_FMT_RGXmw.config.get( "wgServer" )] +

                /\s+\(UTC\)|class\s*=\s*"autosigned".+?\(UTC\)<\/small>/.source +

                ")" + /(\S*([ \t\f]|<!--.*?-->)*(?:\{\{.+?\}\})?(?!\S)|\s?\S+([ \t\f]|<!--.*?-->)*)$/.source;

        var sigRgx = new RegExp( sigRgxSrc, "igm" );

        var matchIdx = 0;

        var match;

        var matchIdxEnd;

        var dstSpnIdx;



        sigMatchLoop:

        for( ; true ; matchIdx++ ) {

            match = sigRgx.exec( sectionWikitext );

            if( !match ) {

                console.error("[sigIdxToStrIdx] out of matches, matchIdx was",matchIdx,"sigIdx was",sigIdx);

                return null;

            }

            //console.log( "sig match (matchIdx = " + matchIdx + ") is >" + match[0] + "< (index = " + match.index + ")" );



            matchIdxEnd = match.index + match0].length;



            // Validate that we're not inside a delsort span

            for( dstSpnIdx = 0; dstSpnIdx < spanStartIndices.length; dstSpnIdx++ ) {

                //console.log(spanStartIndices[dstSpnIdx],match.index,

                //    matchIdxEnd, spanStartIndices[dstSpnIdx] +

                //        spanLengths[dstSpnIdx] );

                if( match.index > spanStartIndicesdstSpnIdx &&

                    ( matchIdxEnd <= spanStartIndicesdstSpnIdx +

                        spanLengthsdstSpnIdx ) ) {



                    // That wasn't really a match (as in, this match does not

                    // correspond to any sig idx in the DOM), so we can't

                    // increment matchIdx

                    matchIdx--;



                    continue sigMatchLoop;

                }

            }



            if( matchIdx === sigIdx ) {

                return {

                    start: match.index,

                    end: match.index + match0].length,

                };

            }

        }

    }



    /**

     * Inserts fullReply on the next sensible line after strIdx in

     * sectionWikitext. indentLvl is the indentation level of the

     * comment we're replying to.

     *

     * This function essentially takes the indentation level and

     * position of the current comment, and looks for the first comment

     * that's indented strictly less than the current one. Then, it

     * puts the reply on the line right before that comment, and returns

     * the modified section wikitext.

     */

    function insertTextAfterIdx( sectionWikitext, strIdx, indentLvl, fullReply ) {

        //console.log( "[insertTextAfterIdx] indentLvl = " + indentLvl );



        // strIdx should point to the end of a line

        var counter = 0;

        while( ( sectionWikitext strIdx  !== "\n" ) && ( counter++ <= 50 ) ) strIdx++;



        var slicedSecWikitext = sectionWikitext.slice( strIdx );

        //console.log("slicedSecWikitext = >>" + slicedSecWikitext.slice(0,50) + "<<");

        slicedSecWikitext = slicedSecWikitext.replace( /^\n/, "" );

        var candidateLines = slicedSecWikitext.split( "\n" );

        //console.log( "candidateLines =", candidateLines );



        // number of the line in sectionWikitext that'll be right after reply

        var replyLine = 0;



        var INDENT_RE = /^[:*#]+/;

        if( slicedSecWikitext.trim().length > 0 ) {

            var currIndentation, currIndentationLvl, i;



            // Now, loop through all the comments replying to that

            // one and place our reply after the last one

            for( i = 0; i < candidateLines.length; i++ ) {

                if( candidateLinesi].trim() === "" ) {

                    continue;

                }



                // Detect indentation level of current line

                currIndentation = INDENT_RE.exec( candidateLinesi );

                currIndentationLvl = currIndentation ? currIndentation0].length : 0;

                //console.log(i + ">" + candidateLines[i] + "< => " + currIndentationLvl);



                if( currIndentationLvl <= indentLvl ) {



                    // If it's an XfD, we might have found a relist

                    // comment instead, so check for that

                    if( xfdType && /<div class="xfd_relist"/.test( candidateLinesi ) ) {



                        // Our reply might go on the line above the xfd_relist line

                        var potentialReplyLine = i;



                        // Walk through the relist notice, line by line

                        // After this loop, i will point to the line on which

                        // the notice ends

                        var NEW_COMMENTS_RE = /Please add new comments below this line/;

                        while( !NEW_COMMENTS_RE.test( candidateLinesi ) ) {

                            i++;

                        }



                        // Relists are treated as if they're indented at level 1

                        if( 1 <= indentLvl ) {

                            replyLine = potentialReplyLine;

                            break;

                        }

                    } else {

                        //console.log( "cIL <= iL, breaking" );

                        break;

                    }

                } else {

                    replyLine = i + 1;

                }

            }

            if( i === candidateLines.length ) {

                replyLine = i;

            }

        } else {



            // In this case, we may be replying to the last comment in a section

            replyLine = candidateLines.length;

        }



        // Walk backwards until non-empty line

        while( replyLine >= 1 && candidateLinesreplyLine - 1].trim() === "" ) replyLine--;



        //console.log( "replyLine = " + replyLine );



        // Splice into slicedSecWikitext

        slicedSecWikitext = candidateLines

            .slice( 0, replyLine )

            .concat(  fullReply ], candidateLines.slice( replyLine ) )

            .join( "\n" );



        // We may need an additional newline if the two slices don't have any

        var optionalNewline = ( !sectionWikitext.slice( 0, strIdx ).endsWith( "\n" ) &&

                    !slicedSecWikitext.startsWith( "\n" ) ) ? "\n" : "";



        // Splice into sectionWikitext

        sectionWikitext = sectionWikitext.slice( 0, strIdx ) +

            optionalNewline + slicedSecWikitext;



        return sectionWikitext;

    }



    function performInPlaceReload( sigLinkElem, sectionObj ) {

        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "parse",

                prop: "text",

                section: sectionObj.idxInDomHeaders + 1,

                page: sectionObj.pageTitle,

                formatversion: 2,

            }

        ).then( function ( parseResult ) {

            if( parseResult.parse.text ) {

                var cmtLinkPath = getPathToElement( sigLinkElem );



                // Delete all DOM elements in the current section

                var nextHeaderEl = allContentHeaders()[sectionObj.idxInDomHeaders + 1];

                var currEl = sectionObj.headerEl.nextElementSibling;

                while( currEl && ( currEl !== nextHeaderEl ) ) {

                    var nextEl = currEl.nextElementSibling;

                    currEl.parentNode.removeChild( currEl );

                    currEl = nextEl;

                }



                // Now write in the new stuff

                var newHtml = new DOMParser().parseFromString( parseResult.parse.text, "text/html" );



                // Select inside of .mw-parser-output

                newHtml = newHtml.querySelector( ".mw-parser-output" );



                // Remove initial header

                newHtml.removeChild( newHtml.children0 );



                $( sectionObj.headerEl ).after( newHtml.children );

                mw.hook( "wikipage.content" ).fire( $( newHtml.children ) );



                delete getWikitextCachesectionObj.pageTitle];



                var newCmtLink = followPathToElement( cmtLinkPath );

                highlightContainerOf( newCmtLink );

            } else {

                console.error( parseResult );

                setStatus( "Failed to load in new version." );

            }

        } );

    }



    /**

     * Using the text in #reply-dialog-field, add a reply to the current page.

     * rplyToXfdNom is true if we're replying to an XfD nom, in which case we

     * should use an asterisk instead of a colon.  revObj is the object returned

     * by getWikitext for the page with the comment; sectionObj is the object

     * returned by findSectionMain for the comment.

     *

     * Returns a Deferred that resolves/rejects when the reply succeeds/fails.

     */

    function doReply( parentCmtObj, cmtAuthorAndLink, rplyToXfdNom, sectionObj, canMakeSectionEdit ) {

        var deferred = $.Deferred();



        var revObj = sectionObj.revObj;

        var wikitext = revObj.content;



        try {



            // Generate reply in wikitext form

            var reply = document.getElementById( "reply-dialog-field" ).value.trim();



            // Add a signature if one isn't already there

            if( !hasSig( reply ) ) {

                reply += " " + ( window.replyLinkSigPrefix ?

                    window.replyLinkSigPrefix : "" ) + LITERAL_SIGNATURE;

            }



            var isUsingAutoIndentation = window.replyLinkAutoIndentation === "checkbox"

                ? ( !document.getElementById( "reply-link-option-auto-indent" ) ||

                    document.getElementById( "reply-link-option-auto-indent" ).checked )

                : window.replyLinkAutoIndentation === "always";

            if( isUsingAutoIndentation ) {



                var replyLines = reply.split( "\n" );



                // If we're outdenting, reset indentation and add the

                // outdent template. This requires that there be at least

                // one character of indentation.

                var outdentCheckbox = document.getElementById( "reply-link-option-outdent" );

                if( outdentCheckbox && outdentCheckbox.checked ) {

                    replyLines0 = "{" + "{od|" + parentCmtObj.indentation.slice( 0, -1 ) +

                        "}}" + replyLines0];

                    parentCmtObj.indentation = "";

                }



                // Compose reply by adding indentation at the beginning of

                // each line (if not replying to an XfD nom) or {{pb}}'s

                // between lines (if replying to an XfD nom)

                var fullReply;

                if( rplyToXfdNom ) {



                    // If there's a list in this reply, it's a bad idea to

                    // use pb's, even though the markup'll probably be broken

                    if( replyLines.some( function ( l ) { return l.substr( 0, 1 ) === "*"; } ) ) {

                        fullReply = replyLines.map( function ( line ) {

                            return parentCmtObj.indentation + "*" + line;

                        } ).join( "\n" );

                    } else {

                        fullReply = parentCmtObj.indentation + "* " + replyLines.join( "{{pb}}" );

                    }

                } else {

                    fullReply = replyLines.map( function ( line ) {

                        return parentCmtObj.indentation + ":" + line;

                    } ).join( "\n" );

                }

            } else {

                fullReply = reply;

            }



            var sectionWikitext = wikitext.slice( sectionObj.startIdx, sectionObj.endIdx )

                .trim(); // extra whitespace just messes stuff up

            var oldSectionWikitext = sectionWikitext; // We'll String.replace old w/ new



            // Now, obtain the index of the end of the comment

            var sigStartStrIdx = null;

            var sigEndStrIdx = null;

            if( !parentCmtObj.endStrIdx ) {

                var strIndices = sigIdxToStrIdx( sectionWikitext, parentCmtObj.sigIdx );

                sigStartStrIdx = strIndices && strIndices.start;

                sigEndStrIdx = strIndices && strIndices.end;

            } else {

                sigEndStrIdx = parentCmtObj.endStrIdx;

            }



            // Check for a valid sigEndStrIdx

            if( sigEndStrIdx === null ) {

                throw( "Null sigEndStrIdx (signature not found in wikitext)" );

            }



            // Determine the user who wrote the comment, for

            // edit-summary and sanity-check purposes

            var userRgx = new RegExp( /\[\[\s*(?:m:)?:?\s*/.source + userspcLinkRgx.both + /\s*(.+?)(?:\/.+?)?(?:#.+?)?\s*(?:\|.+?)?\]\]/.source, "ig" );

            var userMatches = processCharEntitiesWikitext( sectionWikitext.slice( sigStartStrIdx || 0, sigEndStrIdx ) ).match( userRgx );

            var cmtAuthorWktxt = userRgx.exec( userMatchesuserMatches.length - 1 )[1];



            if( cmtAuthorWktxt === "DoNotArchiveUntil" ) {

                userRgx.lastIndex = 0;

                cmtAuthorWktxt = userRgx.exec( userMatchesuserMatches.length - 2 )[1];

            }



            // Normalize case, because that's what happens during

            // wikitext-to-HTML processing; also underscores to spaces

            function sanitizeUsername( u ) {

                u = u.charAt( 0 ).toUpperCase() + u.substr( 1 );

                return u.replace( /_/g, " " );

            }

            cmtAuthorWktxt = sanitizeUsername( cmtAuthorWktxt );

            var cmtAuthorDom = sanitizeUsername( cmtAuthorAndLink.username );



            // Is the sig username the same as the DOM one?  We attempt to check

            // sigRedirectMapping in case the naive check fails

            if( cmtAuthorWktxt !== cmtAuthorDom &&

                    processCharEntitiesWikitext( cmtAuthorWktxt ) !== cmtAuthorDom &&

                    sigRedirectMapping cmtAuthorWktxt  !== cmtAuthorDom ) {

                throw new Error( "Sig username assert failed! Found " +

                    cmtAuthorWktxt + " but expected " + cmtAuthorDom +

                    " (wikitext vs DOM)" );

            }



            // Another check: timestamp

            var htmlTimestamp = getTimestampGivenAuthorLink( cmtAuthorAndLink.link );

            var textTimestampMatches = sectionWikitext.slice( sigStartStrIdx || 0, sigEndStrIdx ).match( new RegExp( DATE_FMT_RGXmw.config.get( "wgServer" )], "g" ) );

            if( textTimestampMatches.length > 0 ) {

                var textTimestamp = textTimestampMatches textTimestampMatches.length - 1 ];

                if( htmlTimestamp !== textTimestamp ) {

                    throw new Error( "Timestamp assert failed! HTML had '" + htmlTimestamp + "' but wikitext had '" + textTimestamp + "'" );

                }

            } else {

                console.warn( "textTimestampMatches was empty" );

            }



            // Actually insert our reply into the section wikitext

            sectionWikitext = insertTextAfterIdx( sectionWikitext, sigEndStrIdx,

                    parentCmtObj.indentation.length, fullReply );



            // Also, if the user wanted the edit request to be answered, do that

            var editReqCheckbox = document.getElementById( "reply-link-option-edit-req" );

            var markedEditReq = false;

            if( editReqCheckbox && editReqCheckbox.checked ) {

                sectionWikitext = markEditReqAnswered( sectionWikitext );

                markedEditReq = true;

            }



            // If the user preferences indicate a dry run, print what the

            // wikitext would have been post-edit and bail out

            var dryRunCheckbox = document.getElementById( "reply-link-option-dry-run" );

            if( window.replyLinkDryRun === "always" || ( dryRunCheckbox && dryRunCheckbox.checked ) ) {

                console.log( "~~~~~~ DRY RUN CONCLUDED ~~~~~~" );

                console.log( sectionWikitext );

                setStatus( "Check the console for the dry-run results." );

                document.querySelector( "#reply-link-buttons button" ).disabled = false;

                deferred.resolve();

                return deferred;

            }



            // Build summary

            var defaultSummmary = mw.msg( "rl-replying-to" ) +

                ( rplyToXfdNom ? xfdType + " nomination by " : "" ) +

                cmtAuthorWktxt +

                ( markedEditReq ? " and marking edit request as answered" : "" );

            var customSummaryField = document.getElementById( "reply-link-summary" );

            var summaryCore = defaultSummmary;

            if( window.replyLinkCustomSummary && customSummaryField.value ) {

                summaryCore = customSummaryField.value.trim();

            }

            var sectionId = sectionObj.headerEl ? sectionObj.headerEl.querySelector( "span.mw-headline" ).id : sectionObj.title;

            var summary = "/* " + sectionId.replace( /_/g, " " ) + " */ " + summaryCore + mw.msg( "rl-advert" );



            var editParams = {

                action: "edit",

                title: sectionObj.pageTitle,

                summary: summary,

                basetimestamp: revObj.timestamp,

            };



            if( canMakeSectionEdit && ( sectionObj.idxInDomHeaders !== null ) ) {

                editParams.section = sectionObj.idxInDomHeaders + 1;

                if( sectionWikitext.startsWith( oldSectionWikitext ) ) {

                    editParams.appendtext = "\n" + sectionWikitext.substring( oldSectionWikitext.length ).trim();

                } else {

                    editParams.text = sectionWikitext;

                }

            } else {

                var newWikitext = wikitext.replace( oldSectionWikitext, sectionWikitext );

                editParams.text = newWikitext;

            }



            // Send another request, this time to actually edit the page

            api.postWithEditToken( editParams ).done ( function ( data ) {



                // We put this function on the window object because we

                // give the user a "reload" link, and it'll trigger the function.

                // TODO goodness knows why I made this a property on the window object

                window.replyLinkReload = function () {

                    window.location.hash = sectionId;

                    var path = getPathToElement( cmtAuthorAndLink.link );

                    document.cookie = JUMP_COOKIE_KEY + "=" + path;

                    window.location.reload( true );

                };



                if ( data && data. && data..result && data..result == "Success" ) {

                    var needPurge = sectionObj.pageTitle !== currentPageName.replace( /_/g, " " );



                    function finishReply( _ ) {

                        if( canMakeSectionEdit && window.replyLinkAutoReload && window.replyLinkLoadNewInPlace ) {

                            performInPlaceReload( cmtAuthorAndLink.link, sectionObj );

                        } else {

                            var reloadHtml = window.replyLinkAutoReload ? mw.msg( "rl-reloading" )

                                : "<a href='javascript:window.replyLinkReload()' class='reply-link-reload'>" + mw.msg( "rl-reload" ) + "</a>";

                            setStatus( mw.msg( "rl-saved" ) + " (" + reloadHtml + ")" );



                            // Required to permit reload to happen, checked in onbeforeunload

                            replyWasSaved = true;



                            if( window.replyLinkAutoReload ) {

                                window.replyLinkReload();

                            }



                            deferred.resolve();

                        }

                    }



                    if( needPurge ) {

                        setStatus( "Reply saved! Purging..." );

                        api.post( { action: "purge", titles: currentPageName } ).done( finishReply );

                    } else {

                        finishReply();

                    }

                } else {

                    if( data && data. && data..spamblacklist ) {

                        setStatus( "Error! Your post contained a link on the <a href=" +

                            "\"/info/en/?search=Wikipedia:Spam_blacklist\"" +

                            ">spam blacklist</a>. Remove the link(s) to: " +

                            data..spamblacklist.split( "|" ).join( ", " ) + " to allow saving." );

                        document.querySelector( "#reply-link-buttons button" ).disabled = false;

                    } else {

                        setStatus( "While saving, the edit query returned an error." +

                            " Check the browser console for more information." );

                    }



                    deferred.reject();

                }

                //console.log(data);

                document.getElementById( "reply-dialog-field" ).style"background-image" = "";

            } ).fail ( function( code, result ) {

                setStatus( mw.msg( "rl-edit-fail" ) );

                console.log(code);

                console.log(result);

                deferred.reject();

            } );

        } catch ( e ) {

            setStatusError( e );

            deferred.reject();

        }



        return deferred;

    }



    function checkCanMakeSectionEdit( sectionObj ) {

        var fullWikitext = sectionObj.revObj.content;



        if( sectionObj.idxInDomHeaders === null ) {

            return $.when( false );

        }



        // First, check if includeonly and noinclude are gonna ruin our day, by

        // seeing if there are any section headers inside includeonly and

        // noinclude elements.

        var disruptiveSectionRegex = /<(includeonly|noinclude)>[\s\S]+?==[\s\S]+?<\/(\1)>/;

        if( disruptiveSectionRegex.test( fullWikitext ) ) {

            return $.when( false );

        }



        return $.getJSON(

            mw.util.wikiScript( "api" ),

            {

                format: "json",

                action: "parse",

                prop: "wikitext",

                section: sectionObj.idxInDomHeaders + 1,

                page: sectionObj.pageTitle,

                formatversion: 2,

            }

        ).then( function ( parseResult ) {

            var parseSectionWikitext = parseResult.parse.wikitext;

            var officialSectionWikitext = fullWikitext.slice( sectionObj.startIdx, sectionObj.endIdx )

                .trim();

            // Trim because parseSectionWikitext also gets trimmed by the API

            if( officialSectionWikitext !== parseSectionWikitext ) {

                // Bit of debug info

                /*

                console.log( "oswlen",officialSectionWikitext.length,"pswlen",parseSectionWikitext.length );

                for ( var i = 0; i < Math.max( officialSectionWikitext.length, parseSectionWikitext.length ); i++  ) {

                    if( officialSectionWikitext[i] !== parseSectionWikitext[i] ) {

                        console.log( 'osw substr',

                            JSON.stringify( officialSectionWikitext.substring( i ) ),

                            'psw substr',

                            JSON.stringify( parseSectionWikitext.substring( i ) ) );

                        break;

                    }

                }

                */

            }

            return officialSectionWikitext === parseSectionWikitext;

        } );

    }



    function handleWrapperClick( linkLabel, parent, rplyToXfdNom, parentCmtObj, sectionObj ) {

        return function ( evt ) {

            $.when( mw.messages.exists( INT_MSG_KEYS0 ) ? 1 :

                    api.loadMessages( INT_MSG_KEYS ) ).then( function () {

                var newLink = this;

                var newLinkWrapper = this.parentNode;



                buildUserspcLinkRgx();



                // Remove previous panel

                var prevPanel = document.getElementById( "reply-link-panel" );

                if( prevPanel ) {

                    prevPanel.remove();

                }



                // Reset previous cancel links

                var cancelLinks = iterableToList( document.querySelectorAll(

                            ".reply-link-wrapper a" ) );

                cancelLinks.forEach( function ( el ) {

                    if( el != newLink ) el.textContent = el.dataset.originalLabel;

                } );



                // Handle disable action

                if( newLink.textContent === linkLabel ) {



                    // Disable this link

                    newLink.textContent = mw.msg( "rl-cancel" ) + linkLabel;

                } else {



                    // We've already cancelled the reply

                    newLink.textContent = linkLabel;

                    evt.preventDefault();

                    return false;

                }



                // Figure out the username of the author

                // of the comment we're replying to

                var cmtAuthorAndLink = getCommentAuthor( newLinkWrapper );



                try {

                    var cmtAuthor = cmtAuthorAndLink.username,

                        cmtLink = cmtAuthorAndLink.link;

                } catch ( e ) {

                    setStatusError( e );

                }



                // Create panel

                var panelEl = document.createElement( "div" );

                panelEl.id = "reply-link-panel";

                panelEl.innerHTML = "<textarea id='reply-dialog-field' class='mw-ui-input'" +

                    " placeholder='" + mw.msg( "rl-placeholder" ) + "'></textarea>" +

                    ( window.replyLinkCustomSummary ? "<label for='reply-link-summary'>Summary: </label>" +

                        "<input id='reply-link-summary' class='mw-ui-input' placeholder='Edit summary' " +

                        "value='Replying to " + cmtAuthor.replace( /'/g, "&#39;" ) + "'/><br />" : "" ) +

                    "<table style='border-collapse:collapse'><tr><td id='reply-link-buttons' style='width: " +

                    ( window.replyLinkPreloadPing === "button" ? "325" : "255" ) + "px'>" +

                    "<button id='reply-dialog-button' class='mw-ui-button mw-ui-progressive'>" + mw.msg( "rl-reply" ) + "</button> " +

                    "<button id='reply-link-preview-button' class='mw-ui-button'>" + mw.msg( "rl-preview" ) + "</button>" +

                    ( window.replyLinkPreloadPing === "button" ?

                        " <button id='reply-link-ping-button' class='mw-ui-button'>Ping</button>" : "" ) +

                    "<button id='reply-link-cancel-button' class='mw-ui-button mw-ui-quiet mw-ui-destructive'>" + mw.msg( "rl-cancel-button" ) + "</button></td>" +

                    "<td id='reply-dialog-status'></span><div style='clear:left'></td></tr></table>" +

                    "<div id='reply-link-options' class='gone-on-empty' style='margin-top: 0.5em'></div>" +

                    "<div id='reply-link-preview' class='gone-on-empty' style='border: thin dashed gray; padding: 0.5em; margin-top: 0.5em'></div>";

                parent.insertBefore( panelEl, newLinkWrapper.nextSibling );

                var replyDialogField = document.getElementById( "reply-dialog-field" );

                replyDialogField.style = "padding: 0.625em; min-height: 10em; margin-bottom: 0.75em; line-height: 1.3";

                if( window.replyLinkPreloadPing === "always" &&

                        cmtAuthor &&

                        cmtAuthor !== mw.config.get( "wgUserName" ) &&

                        cmtAuthor !== mw.config.get( "wgRelevantUserName" ) &&

                        !/(\d+.){3}\d+/.test( cmtAuthor ) ) {

                    replyDialogField.value = window.replyLinkPreloadPingTpl.replace( "##", cmtAuthor );

                }



                // Fill up #reply-link-options

                function newOption( id, text, defaultOn ) {

                    var newCheckbox = document.createElement( "input" );

                    newCheckbox.type = "checkbox";

                    newCheckbox.id = id;

                    if( defaultOn ) {

                        newCheckbox.checked = true;

                    }

                    var newLabel = document.createElement( "label" );

                    newLabel.htmlFor = id;

                    newLabel.appendChild( document.createTextNode( text ) );

                    document.getElementById( "reply-link-options" ).appendChild( newCheckbox );

                    document.getElementById( "reply-link-options" ).appendChild( newLabel );

                }



                if( parentCmtObj.sigIdx === null && parentCmtObj.endStrIdx === null ) {

                    parentCmtObj.sigIdx = metadatathis.id].sigIdx;

                }



                // If the dry-run option is "checkbox", add an option to make it

                // a dry run

                if( window.replyLinkDryRun === "checkbox" ) {

                    newOption( "reply-link-option-dry-run", "Don't actually edit?", true );

                }



                // If the current section header text indicates an edit request,

                // offer to mark it as answered

                //if( ourMetadata[1] && EDIT_REQ_REGEX.test( ourMetadata[1][1] ) ) {

                //    newOption( "reply-link-option-edit-req", "Mark edit request as answered?", false );

                //}



                // If the previous comment was indented by OUTDENT_THRESH,

                // offer to outdent

                if( parentCmtObj.indentation.length >= OUTDENT_THRESH ) {

                    newOption( "reply-link-option-outdent", "Outdent?", false );

                }



                if( window.replyLinkAutoIndentation === "checkbox" ) {

                    newOption( "reply-link-option-auto-indent", mw.msg( "rl-auto-indent" ), true );

                }



                /* Commented out because I could never get it to work

                // Autofill with a recommendation if we're replying to a nom

                if( rplyToXfdNom ) {

                    replyDialogField.value = "'''Comment'''";



                    // Highlight the "Comment" part so the user can change it

                    var range = document.createRange();

                    range.selectNodeContents( replyDialogField );

                    //range.setStart( replyDialogField, 3 ); // start of "Comment"

                    //range.setEnd( replyDialogField, 10 ); // end of "Comment"

                    var sel = window.getSelection();

                    sel.removeAllRanges();

                    sel.addRange( range );

                }*/



                // Close handler

                window.onbeforeunload = function ( e ) {

                    if( !replyWasSaved &&

                            document.getElementById( "reply-dialog-field" ) &&

                            document.getElementById( "reply-dialog-field" ).value ) {

                        var txt = mw.msg( "rl-started-reply" );

                        e.returnValue = txt;

                        return txt;

                    }

                };



                // Start loading in the section object, so we don't have to do it in startReply

                try {

                    var sectionObjPromise = ( sectionObj === null ) ? findSectionMain( cmtLink ) : $.when( sectionObj );

                } catch ( e ) {

                    console.error( e );

                    setStatus( "Error locating the section: " + e );

                    document.querySelector( "#reply-link-buttons button" ).disabled = true;

                }



                // Also, check if we can get away with sending just a section edit

                var canMakeSectionEditPromise = sectionObjPromise.then( checkCanMakeSectionEdit );



                // Called by the "Reply" button, Ctrl-Enter in the text area, and

                // Enter/Ctrl-Enter in the summary field

                function startReply() {



                    // Change UI to make it clear we're performing an operation

                    document.getElementById( "reply-dialog-field" ).style"background-image" =

                        "url(" + window.replyLinkPendingImageUrl + ")";

                    document.querySelector( "#reply-link-buttons button" ).disabled = true;

                    setStatus( mw.msg( "rl-loading" ) );



                    var revidCheckPromise = sectionObjPromise.then( function ( sectionObj ) {

                        return getLastRevId( sectionObj.pageTitle );

                    } );



                    $.when(

                        sectionObjPromise,

                        revidCheckPromise,

                        canMakeSectionEditPromise,

                    ).then( function ( sectionObj, currentRevId, canMakeSectionEdit ) {

                        if( currentRevId > sectionObj.pageRevId ) {

                            // Someone's edited this page since we parsed it

                            setStatus( mw.msg( "rl-out-of-date" ) );

                        } else {

                            doReply(

                                parentCmtObj,

                                cmtAuthorAndLink,

                                rplyToXfdNom,

                                sectionObj,

                                canMakeSectionEdit

                            );

                        }

                    }, function ( err ) {

                        console.error( err );

                        setStatus( "Error (async), probably while locating the section: " + err );

                    } );

                }



                // Event listener for the "Reply" button

                document.getElementById( "reply-dialog-button" )

                    .addEventListener( "click", startReply );



                // Event listener for the text area

                document.getElementById( "reply-dialog-field" )

                    .addEventListener( "keydown", function ( e ) {

                        if( e.ctrlKey && ( e.keyCode == 10 || e.keyCode == 13 ) ) {

                            startReply();

                        }

                    } );



                // Event listener for the "Preview" button

                document.getElementById( "reply-link-preview-button" )

                    .addEventListener( "click", function () {

                        var reply = document.getElementById( "reply-dialog-field" ).value.trim();



                        // Add a signature if one isn't already there

                        if( !hasSig( reply ) ) {

                            reply += " " + ( window.replyLinkSigPrefix ?

                                window.replyLinkSigPrefix : "" ) + LITERAL_SIGNATURE;

                        }



                        var sanitizedCode = encodeURIComponent( reply );

                        sectionObjPromise.then( function ( sectionObj ) {

                            $.post( "https:" + mw.config.get( "wgServer" ) +

                                "/w/api.php?action=parse&format=json&title=" +

                                    encodeURIComponent( sectionObj.pageTitle ) + "&text=" + sanitizedCode +

                                    "&pst=1&prop=text&formatversion=2",

                                function ( res ) {

                                    if ( !res || !res.parse || !res.parse.text ) return console.error( "Preview failed" );

                                    document.getElementById( "reply-link-preview" ).innerHTML = res.parse.text;

                                    // Add target="_blank" to links to make them open in a new tab by default

                                    var links = document.querySelectorAll( "#reply-link-preview a" );

                                    for( var i = 0, n = links.length; i < n; i++ ) {

                                        linksi].setAttribute( "target", "_blank" );

                                    }

                                } );

                        } );

                    } );



                if( window.replyLinkPreloadPing === "button" ) {

                    document.getElementById( "reply-link-ping-button" )

                        .addEventListener( "click", function () {

                            var cmtAuthorEscaped = cmtAuthor.replace( /=/g, "{{=}}" );

                            replyDialogField.value = window.replyLinkPreloadPingTpl

                                .replace( "##", cmtAuthorEscaped ) + replyDialogField.value;

                        } );

                }



                // Event listener for the "Cancel" button

                document.getElementById( "reply-link-cancel-button" )

                    .addEventListener( "click", function () {

                        newLink.textContent = linkLabel;

                        panelEl.remove();

                    } );



                // Event listeners for the custom edit summary field

                if( window.replyLinkCustomSummary ) {

                    document.getElementById( "reply-link-summary" )

                        .addEventListener( "keydown", function ( e ) {

                            if( e.keyCode == 10 || e.keyCode == 13 ) {

                                startReply();

                            }

                        } );

                }



                if( newLinkWrapper.dataset.replyLinkInstant === true ) {

                    startReply();

                    newLinkWrapper.dataset.replyLinkInstant = false;

                }



                if( window.replyLinkTestInstantReply ) {

                    startReply();

                }

            }.bind( this ) );



            // Cancel default event handler

            evt.preventDefault();

            return false;

        }

    }



    /**

     * Adds a "(reply)" link after the provided text node, giving it

     * the provided element id. anyIndentation is true if there's any

     * indentation (i.e. indentation string is not the empty string)

     */

    function attachLinkAfterNode( node, preferredId, parentCmtObj, sectionObj ) {



        // Choose a parent node - walk up tree until we're under a dd, li,

        // p, or div. This walk is a bit unsafe, but this function should

        // only get called in a place where the walk will succeed.

        var parent = node;

        do {

            parent = parent.parentNode;

        } while( !( /^(p|dd|li|div|td)$/.test( parent.tagName.toLowerCase() ) ) );



        // Determine whether we're replying to an XfD nom

        var rplyToXfdNom = false;

        if( xfdType === "AfD" || xfdType === "MfD" ) {



            // If the parent comment is non-indented, we are replying to a nom

            rplyToXfdNom = !parentCmtObj.sigIdx;

        } else if( xfdType === "TfD" || xfdType === "FfD" ) {



            // If the sibling before the previous sibling of this node

            // is a h4, then this is a nom

            rplyToXfdNom = parent.previousElementSibling &&

                parent.previousElementSibling.previousElementSibling &&

                parent.previousElementSibling.previousElementSibling.nodeType === 1 &&

                parent.previousElementSibling.previousElementSibling.tagName.toLowerCase() === "h4";

        } else if( xfdType === "CfD" ) {



            // If our grandparent is a dl and our grandparent's previous

            // sibling is a h4, then this is a nom

            rplyToXfdNom = parent.parentNode.tagName.toLowerCase() === "dl" &&

                parent.parentNode.previousElementSibling.nodeType === 1 &&

                parent.parentNode.previousElementSibling.tagName.toLowerCase() === "h4";

        }



        // Choose link label: if we're replying to an XfD, customize it

        var linkLabel = mw.msg( "rl-reply-label" ) + ( rplyToXfdNom ? mw.msg( "rl-to-label" ) + xfdType : "" );



        // Construct new link

        var newLinkWrapper = document.createElement( "span" );

        newLinkWrapper.className = "reply-link-wrapper";

        var newLink = document.createElement( "a" );

        newLink.href = "#";

        newLink.id = preferredId;

        newLink.dataset.originalLabel = linkLabel;

        newLink.appendChild( document.createTextNode( linkLabel ) );

        newLink.addEventListener( "click", handleWrapperClick( linkLabel, parent, rplyToXfdNom, parentCmtObj, sectionObj ) );

        newLinkWrapper.appendChild( document.createTextNode( " (" ) );

        newLinkWrapper.appendChild( newLink );

        newLinkWrapper.appendChild( document.createTextNode( ")" ) );



        // Insert new link into DOM

        parent.insertBefore( newLinkWrapper, node.nextSibling );

    }



    /**

     * Uses attachLinkAfterTextNode to add a reply link after every

     * timestamp on the page.

     */

    function attachLinks () {

        var mainContent = findMainContentEl();

        if( !mainContent ) {

            console.error( "No main content element found; exiting." );

            return;

        }



        var contentEls = mainContent.children;



        // Find the index of the first header in contentEls

        var headerIndex = 0;

        for( headerIndex = 0; headerIndex < contentEls.length; headerIndex++ ) {

            if( contentEls headerIndex ].matches( HEADER_SELECTOR ) ) break;

        }



        // If we didn't find any headers at all, that's a problem and we

        // should bail

        if( mainContent.querySelector( "div.hover-edit-section" ) ) {

            headerIndex = 0;

        } else if( headerIndex === contentEls.length ) {

            console.error( "Didn't find any headers - hit end of loop!" );

            return;

        }



        // We also should include the first header

        if( headerIndex > 0 ) {

            headerIndex--;

        }



        // Each element is a 2-element list of [level, node]

        var parseStack = iterableToList( contentEls ).slice( headerIndex );

        parseStack.reverse();

        parseStack = parseStack.map( function ( el ) { return  "", el ]; } );



        // Main parse loop

        var node;

        var currIndentation; // A string of symbols, like ":*::"

        var newIndentSymbol;

        var stackEl; // current element from the parse stack

        var idNum = 0; // used to make id's for the links

        var linkId = ""; // will be the element id for this link

        while( parseStack.length ) {

            stackEl = parseStack.pop();

            node = stackEl1];

            currIndentation = stackEl0];



            // Compatibility with "Comments in Local Time"

            var isLocalCommentsSpan = node.nodeType === 1 &&

                "span" === node.tagName.toLowerCase() &&

                node.className.includes( "localcomments" );



            var isSmall = node.nodeType === 1 && (

                    node.tagName.toLowerCase() === "small" ||

                    ( node.tagName.toLowerCase() === "span" &&

                    node.style && node.style.getPropertyValue( "font-size" ) === "85%" ) );



            // Small nodes are okay, unless they're delsort notices

            var isOkSmallNode = isSmall &&

                !node.className.includes( "delsort-notice" );



            if( ( node.nodeType === 3 ) ||

                    isOkSmallNode ||

                    isLocalCommentsSpan )  {



                // If the current node has a timestamp, attach a link to it

                // Also, no links after timestamps, because it's just like

                // having normal text afterwards, which is rejected (because

                // that means someone put a timestamp in the middle of a

                // paragraph)

                var hasLinkAfterwardsNotInBlockEl = node.nextElementSibling &&

                    ( node.nextElementSibling.tagName.toLowerCase() === "a" ||

                        ( node.nextElementSibling.tagName.match( /^(span|small)$/i ) &&

                            node.nextElementSibling.querySelector( "a" ) ) );

                if( TIMESTAMP_REGEX.test( node.textContent ) &&

                        ( node.previousSibling || isSmall ) &&

                        !hasLinkAfterwardsNotInBlockEl ) {

                    linkId = "reply-link-" + idNum;

                    var parentCmtObj = {

                        indentation: currIndentation,

                        sigIdx: null,

                        endStrIdx: null

                    };

                    attachLinkAfterNode( node, linkId, parentCmtObj, /* sectionObj */ null );

                    idNum++;



                    // Update global metadata dictionary

                    metadatalinkId = {};

                    //metadata[linkId].indentation = currIndentation; // It's already being passed into attachLinkAfterNode

                }

            } else if( node.nodeType === 1 &&

                    /^(div|p|dl|dd|ul|li|span|ol|table|tbody|tr|td)$/.test( node.tagName.toLowerCase() ) ) {

                switch( node.tagName.toLowerCase() ) {

                    case "dl": newIndentSymbol = ":"; break;

                    case "ul": newIndentSymbol = "*"; break;

                    case "ol": newIndentSymbol = "#"; break;

                    case "div":

                        if( node.className.includes( "xfd_relist" ) || node.className.includes( "thumbcaption" ) ) {

                            continue;

                        }

                        break;

                    default: newIndentSymbol = ""; break;

                }



                var childNodes = node.childNodes;

                for( let i = 0, numNodes = childNodes.length; i < numNodes; i++ ) {

                    parseStack.push(  currIndentation + newIndentSymbol,

                        childNodesi  );

                }

            }

        }



        // This loop adds sigIdx entries in the metadata dictionary

        var sigIdxEls = iterableToList( mainContent.querySelectorAll(

                HEADER_SELECTOR + ",span.reply-link-wrapper a" ) );

        var currSigIdx = 0, j, numSigIdxEls, currHeaderEl, currHeaderData;

        var headerIdx = 0; // index of the current header

        var headerLvl = 0; // level of the current header

        for( j = 0, numSigIdxEls = sigIdxEls.length; j < numSigIdxEls; j++ ) {

            var headerTagNameMatch = /^h(\d+)$/.exec(

                sigIdxElsj].tagName.toLowerCase() );

            if( headerTagNameMatch ) {

                currHeaderEl = sigIdxElsj];



                // Test to make sure we're not in the table of contents

                if( currHeaderEl.parentNode.className === "toctitle" ) {

                    continue;

                }



                // Reset signature counter

                currSigIdx = 0;

            } else {

                metadata sigIdxElsj].id ].sigIdx = currSigIdx;

                currSigIdx++;

            }

        }



        // Disable links inside hatnotes, archived discussions

        var badRegionsSelector = "div.archived,div.resolved,table";

        var badRegions = mainContent.querySelectorAll( badRegionsSelector );

        for( var i = 0; i < badRegions.length; i++ ) {

            var badRegion = badRegionsi];

            var insideArchived = badRegion.querySelectorAll( ".reply-link-wrapper" );

            for( var j = 0; j < insideArchived.length; j++ ) {

                insideArchivedj].parentNode.removeChild( insideArchivedj );

            }

        }

    }



    function runTestMode() {



        // We never want to make actual edits

        window.replyLinkDryRun = "always";



        // Simulate having a panel open

        $( "#mw-content-text" )

            .append( $( "<div>" )

                .append( $( "<textarea>" ).attr( "id", "reply-dialog-field" ).val( "hi" ) )

                .append( $( "<div>" ).attr( "id", "reply-link-buttons" )

                    .append( $( "<button> " ) ) ) );



        mw.util.addCSS( ".reply-link-wrapper { background-color: orange; }" );



        api.loadMessages( INT_MSG_KEYS ).then( function () {

            buildUserspcLinkRgx();



            // Statistics variables

            var successes = 0, failures = 0;



            // Run one test on a wrapper link

            function runOneTestOn( wrapper ) {

                try {

                    var cmtAuthorAndLink = getCommentAuthor( wrapper );

                    var ourMetadata = metadata wrapper.children0].id ];

                    findSectionMain( cmtAuthorAndLink.link ).then( function ( sectionObj ) {

                        doReply(

                            ourMetadata.indentation,

                            ourMetadata.sigIdx,

                            cmtAuthorAndLink,

                            /* rplyToXfdNom */ false,

                            sectionObj

                        ).done( function () {

                            wrapper.style.background = "green";

                            successes++;

                        } ).fail( function () {

                            wrapper.style.background = "red";

                            failures++;

                        } );

                    } );

                } catch ( e ) {

                    console.error( e );

                    wrapper.style.background = "red";

                    failures++;

                }

            }



            var wrappers = Array.from( document.querySelectorAll( ".reply-link-wrapper" ) );

            function runOneTest() {

                var wrapper = wrappers.shift();

                if( wrapper ) {

                    runOneTestOn( wrapper );

                    setTimeout( runOneTest, 250 );

                } else {

                    var results = successes + " successes, " + failures + " failures";

                    $( "#mw-content-text" ).prepend( results ).append( results );

                }

            }

            //console.log = function() {};

            setTimeout( runOneTest, 0 );

        } );

    }



    function onReady() {

        var lang_code = mw.config.get( "wgUserLanguage" )

        // Replace default English interface by translation if available

        var interface_messages = $.extend( {}, i18n.en, i18n lang_code.split('-')[0 ], i18n lang_code  );

        // Define interface messages

        mw.messages.set( interface_messages );



        // Exit if history page or edit page or oldid

        if( mw.config.get( "wgAction" ) === "history" ) return;

        if( document.getElementById( "editform" ) ) return;

        if( window.location.search.includes( "oldid=" ) ) return;



        api = new mw.Api();



        mw.util.addCSS(

            "#reply-link-panel { padding: 1em; margin-left: 1.6em; "+

              "max-width: 1200px; width: 66%; margin-top: 0.5em; }"+

            ".gone-on-empty:empty { display: none; }"

        );

        mw.loader.load( "https://en.wikipedia.org/?title=User:Enterprisey/mw-ui-button.css&action=raw&ctype=text/css", "text/css" );



        // Pre-load interface messages; we will check again when a (reply)

        // link is clicked

        api.loadMessages( INT_MSG_KEYS );



        // Initialize the xfdType global variable, which must happen

        // before the call to attachLinks

        currentPageName = mw.config.get( "wgPageName" );

        xfdType = "";

        if( mw.config.get( "wgNamespaceNumber" ) === 4) {

            if( currentPageName.startsWith( "Wikipedia:Articles_for_deletion/" ) ) {

                xfdType = "AfD";

            } else if( currentPageName.startsWith( "Wikipedia:Miscellany_for_deletion/" ) ) {

                xfdType = "MfD";

            } else if( currentPageName.startsWith( "Wikipedia:Templates_for_discussion/Log/" ) ) {

                xfdType = "TfD";

            } else if( currentPageName.startsWith( "Wikipedia:Categories_for_discussion/Log/" ) ) {

                xfdType = "CfD";

            } else if( currentPageName.startsWith( "Wikipedia:Files_for_discussion/" ) ) {

                xfdType = "FfD";

            }

        }



        // Default values for some preferences

        function defaultValue( prefName, defaultValue ) { if( windowprefName === undefined ) windowprefName = defaultValue; }

        defaultValue( "replyLinkAutoReload",       !isOnSectionWatchlistPage );

        defaultValue( "replyLinkDryRun",           "never" );

        defaultValue( "replyLinkPreloadPing",      "always" );

        defaultValue( "replyLinkPreloadPingTpl",   "{{u|##}}, " );

        defaultValue( "replyLinkCustomSummary",    false );

        defaultValue( "replyLinkTestMode",         false );

        defaultValue( "replyLinkTestInstantReply", false );

        defaultValue( "replyLinkAutoIndentation",  "checkbox" );

        defaultValue( "replyLinkLoadNewInPlace",   true );



        // Insert "reply" links into DOM

        if( !isOnSectionWatchlistPage ) {

            attachLinks();

        }



        // If test mode is enabled, create a link for that

        if( window.replyLinkTestMode &&

                document.getElementsByClassName( "reply-link-sig-check-container" ).length === 0 ) {

            mw.util.addPortletLink( "p-cactions", "#", "reply-link test mode", "pt-reply-link-test" )

                .addEventListener( "click", runTestMode );



            var dryRunToCheckboxLink = mw.util.addPortletLink( "p-cactions", "#",

                    "reply-link: dry-run = checkbox", "pt-reply-link-dry-run-checkbox",

                    "Set window.replyLinkDryRun to 'checkbox'" )

                .addEventListener( "click", function () { window.replyLinkDryRun = "checkbox" } );



            // Also add "sig check" links to each section header

            $( "#mw-content-text" ).find( HEADER_SELECTOR ).each( function ( idx, header ) {

                $( header ).find( ".mw-editsection *" ).last().before(

                    "<span style='color: #54595d'> | </span>",

                    $( "<span>", { "class": "reply-link-sig-check-container" } ).append(

                        $( "<a>" )

                            .attr( "href", "#" )

                            .text( "sig check" )

                            .click( function () {

                                buildUserspcLinkRgx();

                                var sigEls = $( header ).nextUntil( HEADER_SELECTOR ).find( '.reply-link-wrapper' ).toArray();

                                findSectionMain( sigEls0 ).then( function ( sectionObj ) {

                                    var sectionWikitext = sectionObj.revObj.content.substring( sectionObj.startIdx, sectionObj.endIdx );

                                    for( var sigIdx = 0; sigIdx < sigEls.length; sigIdx++ ) {

                                        var strIndices = sigIdxToStrIdx( sectionWikitext, sigIdx );

                                        var sigText = sectionWikitext.substring( strIndices.start, strIndices.end );

                                        $( sigElssigIdx ).last().before( " ", $( "<abbr>", { title: sigText } ).text( sigText.substring( sigText.length - 50 ) ) );

                                    }

                                } );

                                return false;

                            } ) ) );

            } );

        }



        // This large string creats the "pending" texture

        window.replyLinkPendingImageUrl = "data:image/gif;base64,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";





        // Respond to any [[User:Enterprisey/reply-link auto instant reply]] transclusions

        var autoReplies = document.querySelectorAll( ".reply-link-auto-instant-reply" );

        if( autoReplies.length > 0 ) {

            window.replyLinkTestInstantReply = true;

        }

        for( var i = 0; i < autoReplies.length; i++ ) {

            var el = autoRepliesi];

            while( el && el.className !== "reply-link-wrapper" ) {

                el = el.nextElementSibling;

            }

            if( el ) {

                el.dataset.replyLinkInstant = true;

                el.querySelector( "a" ).click();

            }

        }



        // Jump CSS

        mw.loader.addStyleTag( "@keyframes reply-link-jump-highlight-keyframes { from { background-color: #ffb; } to { background-color: transparent; } } .reply-link-jump-highlight { animation: reply-link-jump-highlight-keyframes  2s; }" );



        // Timeout to give other scripts time to load

        setTimeout( function () {



            // If there's an element to jump to, jump to it

            var jumpCookieIdx = document.cookie.indexOf( JUMP_COOKIE_KEY );

            if( jumpCookieIdx >= 0 ) {

                try {

                    var path = new RegExp( JUMP_COOKIE_KEY + "=([^;]+)" ).exec( document.cookie )[1];

                    var el = followPathToElement( path );

                    el.scrollIntoView();

                    highlightContainerOf( el );

                } catch( e ) { console.error(e); }

                document.cookie = JUMP_COOKIE_KEY + "=; expires=Thu, 01 Jan 1970 00:00:01 GMT";

            }

        }, 500 );

    } // end function onReady



    mw.loader.load( "mediawiki.ui.input", "text/css" );

    mw.loader.using(  "mediawiki.util", "mediawiki.api"  ).then( function () {

        mw.hook( "wikipage.content" ).add( onReady );

        if( isOnSectionWatchlistPage ) {

            mw.hook( "replylink.attachlinkafter" ).add( attachLinkAfterNode );

        }

    } );



    // Return functions for testing

    return {

        "iterableToList": iterableToList,

        "sigIdxToStrIdx": sigIdxToStrIdx,

        "insertTextAfterIdx": insertTextAfterIdx,

        "wikitextToTextContent": wikitextToTextContent

    };

}



// Export functions for testing

if( typeof module === typeof {} ) {

    module.exports = { "loadReplyLink": loadReplyLink };

}



// If we're in the right environment, load the script

if( jQuery !== undefined && mediaWiki !== undefined ) {

    var currNamespace = mw.config.get( "wgNamespaceNumber" );



    // Also enable on T:TDYK and its subpages

    var ttdykPage = mw.config.get( "wgPageName" ).indexOf( "Template:Did_you_know_nominations" ) === 0;



    // Normal "read" view and not a diff view

    var normalView = mw.config.get( "wgIsArticle" ) &&

            !mw.config.get( "wgDiffOldId" );



    if( normalView && ( currNamespace % 2 === 1 || currNamespace === 4 || ttdykPage ) ) {

        loadReplyLink( jQuery, mediaWiki );

    }



    if( currNamespace === -1 && ( mw.config.get( "wgTitle" ) === "BlankPage/section-watchlist" ) ) {

        loadReplyLink( jQuery, mediaWiki, /* section-watchlist */ true );

    }

}

//</nowiki>

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