// Forked from User:Dudemanfellabra/AddCommonsCatLinks.js



/*

   The following script places a button at the top of lists of historic sites on many registers around the world.

   When the button is clicked, the script looks on Commons to find images and categories linked to each site's unique ID

   and allows the user to choose to add them to the entries on the list.

*/



// global vars

var thiswikitext=""

var Rows=[];

var HTMLRows=[];

var Matches=[];

var FileMatches=[];

var FileSuggestions=[];

var refnum=[];

var currentRow=0

var MatchesFound=false

var InvalidCatImage=false

var CheckImagesOnly=false

var globvars = mw.config.get([

    'wgPageName',

    'wgNamespaceNumber',

    'wgContentLanguage',

    'wgUserLanguage'

]);





mw.loader.load('//en.wikipedia.org/?title=User:Dudemanfellabra/AddCommonsCatLinks/SupportedRegisters.js&action=raw&ctype=text/javascript', 'text/javascript' );



function FindCommonsCatButton() {

    if (location.href.indexOf('action')!=-1||location.href.indexOf('.js')!=-1||globvars.wgNamespaceNumber==10||globvars.wgNamespaceNumber==11) return

    if (!RegisterTableglobvars.wgContentLanguage]) return

    if (document.getElementById('commonsbutton')!=null) return    // prevent from running multiple instances if installed globally



    thiswikitext=getThisWikitext(globvars.wgPageName)

    if (thiswikitext=="error"||thiswikitext=="") return



    // don't match rows inside nowiki or pre tags

    var testtext=thiswikitext.replace(/<[ ]*?(nowiki|pre)[ ]*?>(.|\n)*?<[ ]*?\/[ ]*?(nowiki|pre)[ ]*?>/gi, "")

    var match=0

    for (var r in RegisterTableglobvars.wgContentLanguage]) {

        var regex = new RegExp("{{[\\s]*"+RegisterTableglobvars.wgContentLanguage][r].RowTemplate+"(\\s)*\\|", "g")

        if (testtext.search(regex)!=-1) match++

    }

    if (match==0) return



    if (!GUIMessagesglobvars.wgUserLanguage]) {           // default to contentLanguage GUI if userLanguage is not yet supported

        if (!GUIMessagesglobvars.wgContentLanguage]) {    // English if both not yet supported

            ThisGUIMessages = GUIMessages"en"

        } else {

            ThisGUIMessages = GUIMessagesglobvars.wgContentLanguage

        }

    } else {

        ThisGUIMessages = GUIMessagesglobvars.wgUserLanguage

    }



    var button=document.createElement("input")

    button.setAttribute("type", "button");

    button.setAttribute("value", ThisGUIMessages.ButtonText);

    button.setAttribute("id", "commonsbutton");

    button.setAttribute("onclick", "CommonsClick()");



    var button2=document.createElement("input")

    button2.setAttribute("type", "button");

    button2.setAttribute("value", ThisGUIMessages.ImageOnlyText);

    button2.setAttribute("id", "commonsbutton2");

    button2.setAttribute("onclick", "CommonsClick2()");



    var content=document.getElementById('mw-content-text')

    content.parentNode.insertBefore(button, content)

    content.parentNode.insertBefore(button2, content)

}



function CommonsClick2() {

    CheckImagesOnly=true

    CommonsClick()

}



function CommonsClick() {

    var button = document.getElementById('commonsbutton')

    button.disabled = true

    var button2 = document.getElementById('commonsbutton2')

    button2.disabled = true



    var ProgressDiv = document.createElement("div")

    ProgressDiv.setAttribute("id", "ProgressDiv")

    ProgressDiv.setAttribute("style", "width:500px; border:5px solid black; padding:5px; position:fixed; background:#ffffff; z-index:100")

    ProgressDiv.style.left = "200px"

    ProgressDiv.style.top = "5px"

    commonsbutton.parentNode.insertBefore(ProgressDiv, commonsbutton)



    if (!GUIMessagesglobvars.wgUserLanguage&&!GUIMessagesglobvars.wgContentLanguage]) {

        ProgressDiv.innerHTML="Preferred language ("+LanguageTableglobvars.wgUserLanguage].name+"/"+LanguageTableglobvars.wgUserLanguage].nativeName+") unavailable. Defaulting to English. <small>(If you can help translate, <a href='//en.wikipedia.org/?title=User_talk:Dudemanfellabra&action=edit&section=new&preloadtitle=I+can+help+translate+the+CommonsCat+script+into+"+LanguageTableglobvars.wgUserLanguage].name+"!'>let me know!</a>)</small><br>"+ThisGUIMessages.CheckingMatches+" "

    } else {

        ProgressDiv.innerHTML=ThisGUIMessages.CheckingMatches+" "

    }

    window.onbeforeunload = OnBeforeUnLoad;

    FindRows()

}



function FindRows() {

    var AllHTMLRows=document.getElementsByTagName("tr")

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

        if (AllHTMLRowsi].className.indexOf("vcard")!=-1||AllHTMLRowsi].className.search(/with(out)?_image/g)!=-1) HTMLRows.push(AllHTMLRowsi])

    }



    var str = "{{"

    var start=0

    var commentstart=0

    while (true) {

        commentstart=thiswikitext.indexOf("<!--",start)

        start=thiswikitext.indexOf(str,start)

        if (start==-1) break

        while (commentstart<start&&commentstart!=-1) {

            start=thiswikitext.indexOf("-->",commentstart)

            commentstart=thiswikitext.indexOf("<!--",start)

            start=thiswikitext.indexOf(str,start)

        }

        if (start==-1) break

        var open=1

        var index=start+str.length

        while (open!=0 && index<thiswikitext.length) {

            if (thiswikitext.substr(index,2)=="}}") {

                open--

                index++

            } else if (thiswikitext.substr(index,2)=="{{") {

                open++

                index++

            }

            index++

        }

        var template=thiswikitext.substr(start,index-start)

        for (var r in RegisterTableglobvars.wgContentLanguage]) {

            var regex = new RegExp("{{[\\s]*"+RegisterTableglobvars.wgContentLanguage][r].RowTemplate+"(\\s)*\\|", "g")

            if (template.match(regex)!=null) {RowsRows.length=template,r]; break}

        }

        start++

    }

    for (var i=0; i<Rows.length; i++) {          // get rid of false positives inside nowiki or pre tags

        var regex=new RegExp("<[ ]*?(nowiki|pre)[ ]*?>((?!<[ ]*?/[ ]*?(nowiki|pre)[ ]*?>)(.|\\n))*?"+Rowsi][0].replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&")+"(.|\\n)*?<[ ]*?/[ ]*?(nowiki|pre)[ ]*?>", "g")

        if (thiswikitext.match(regex)!=null) {Rows.splice(i,1); i--}

    }

    if (Rows.length!=HTMLRows.length) {

        var unverified=false

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

            if (RegisterTableglobvars.wgContentLanguage][Rowsi][1]].Unverified) unverified=true

        }

        if (unverified) {

            alert(ThisGUIMessages.RowMismatch)    // if at least one template unverified, could be a vcard error

        } else {

            alert(ThisGUIMessages.MalformedRow)   // if not, probably malformed row

        }

        window.onbeforeunload = function() {}

        setTimeout(function(){ProgressDiv.parentNode.removeChild(ProgressDiv)}, 10000);

        return

    }

    currentRow=0

    CheckRow()

}



function CheckRow() {

    var ProgressDiv=document.getElementById("ProgressDiv")

    InvalidCatImage = false

    if (!GUIMessagesglobvars.wgUserLanguage&&!GUIMessagesglobvars.wgContentLanguage]) {

        ProgressDiv.innerHTML="Preferred language ("+LanguageTableglobvars.wgUserLanguage].name+"/"+LanguageTableglobvars.wgUserLanguage].nativeName+") unavailable. Defaulting to English. <small>(If you can help translate, <a href='//en.wikipedia.org/?title=User_talk:Dudemanfellabra&action=edit&section=new&preloadtitle=I+can+help+translate+the+CommonsCat+script+into+"+LanguageTableglobvars.wgUserLanguage].name+"!'>let me know!</a>)</small><br>"+ThisGUIMessages.CheckingMatches+" "

    } else {

        ProgressDiv.innerHTML=ThisGUIMessages.CheckingMatches+" "

    }

    if (currentRow==Rows.length) {

        if (MatchesFound) {

            if (!GUIMessagesglobvars.wgContentLanguage]) {               // edit summary defaults to content language if available

                if (!GUIMessagesglobvars.wgUserLanguage]) {              // if not, it falls back to user preferred language

                    var summary = GUIMessages"en"].EditSummary  // if neither, English

                } else {

                    var summary = GUIMessagesglobvars.wgUserLanguage].EditSummary

                }

            } else {

                var summary = GUIMessagesglobvars.wgContentLanguage].EditSummary

            }

            editPageWithCommonsCat({

                title: globvars.wgPageName,

                text: thiswikitext,

                summary: summary

            });

        } else {

            ProgressDiv.innerHTML+=ThisGUIMessages.NoneFound

            window.onbeforeunload = function() {}

            setTimeout(function(){ProgressDiv.parentNode.removeChild(ProgressDiv)}, 10000);

        }

        return;

    }

    HTMLRowscurrentRow].scrollIntoView()      // highlight current row

    window.scrollBy(0,-10-ProgressDiv.offsetHeight)

    ThisRegisterTable=RegisterTableglobvars.wgContentLanguage][RowscurrentRow][1]]



    Matches=[]

    FileMatches=[]

    FileSuggestions=[]

    refnum = []

    var tempRow = RowscurrentRow][0

    tempRow = tempRow.replace(/\<\!\-\-(.|[\r\n])*?\-\-\>/g,"") // remove commented out parameters

    var HasImage=false

    var HasCommonsCat=false

    if (typeof ThisRegisterTable.IdentifierName=='string') {

        ThisRegisterTable.IdentifierName = ThisRegisterTable.IdentifierName

    }

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

        var regex=new RegExp("\\|[ ]*?"+ThisRegisterTable.IdentifierNamej+"[ ]*?=.*?(?=(\\n|\\||}}))", "g")

        var temprefnum=tempRow.match(regex)

        if (temprefnum==null) {

            if (ThisRegisterTable.IdentifierNamej=="bygningsnr") { // special case for Denmark listed buildings in Danish where the

                temprefnum = "|bygningsnr=1"                       // parameter "bygningsnr" has default value "1" if not specified

            } else {

                continue

            }

        }

        temprefnum=temprefnum0

        regex=new RegExp("\\|[ ]*?"+ThisRegisterTable.IdentifierNamej+"[ ]*?=", "g")

        temprefnum=temprefnum.replace(regex,"").trim().split(/\s*,\s*/)

        for (var k=0; k<temprefnum.length; k++) {

            if (temprefnumk!="") refnum.push(temprefnumk])

        }

    }

    if (ThisRegisterTable.CombineIdentifiers == true) {            // Some countries have multiple fields joined together

        refnum=refnum.join(ThisRegisterTable.CombineWith)]

    }

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

        if (refnumj].length<8) {

            refnumj="00000000"+refnumj       // identifiers with less than 8 digits are padded left with zeroes

            refnumj=refnumj].substr(refnumj].length-8,8)

        }

    }



    if (typeof ThisRegisterTable.PropertyNameParam=='string') {

        ThisRegisterTable.PropertyNameParam = ThisRegisterTable.PropertyNameParam

    }



    var j=0

    while (j<ThisRegisterTable.PropertyNameParam.length) {

        var regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.PropertyNameParamj+"[ ]*?=.*?((\\[\\[.*?]]|\\{\\{(.|\\n)*?}}|<[ ]*?ref(.|\\n)*?(<[ ]*?)?/[ ]*?(ref)?[ ]*?>).*?)*(?=(\\n|\\||}}))", "g")

        var name=tempRow.match(regex)

        if (name!=null) {

            name = name0

            break

        } else {

            j++

        }

    }

    if (name==null) name=""



    regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.PropertyNameParam+"[ ]*?=", "g")

    name=name.replace(regex,"").replace(/(<[ ]*?)?ref(.|\n)*?<[ ]*?\/[ ]*?(ref)?[ ]*?>/g,"").replace(/\[\[.*?\|(.*?)]]/g, "$1").trim()



    regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.CommonscatParam+"[ ]*?=.*?(?=(\\n|\\||}}))", "g")

    var commonscat=tempRow.match(regex)

    if (commonscat!=null) {

        regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.CommonscatParam+"[ ]*?=", "g")

        commonscat=commonscat0].replace(regex,"").trim()

        if (commonscat!="") {

            HasCommonsCat = true    // only true if commonscat param there and non-blank

        }

    }

    regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.ImageParam+"[ ]*?=.*?(?=(\\n|\\||}}))", "g")

    var image=tempRow.match(regex)

    if (image!=null) {

        regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.ImageParam+"[ ]*?=", "g")

        image=image0].replace(regex,"").trim()

        if (image!="") {

            HasImage = true    // only true if image param there and non-blank

        }

    }

    ValidateExistingCatImage(name,commonscat,image,HasCommonsCat,HasImage)

}



function ValidateExistingCatImage(name,commonscat,image,HasCommonsCat,HasImage) {

    var titles=""

    if (HasImage) titles+="|File:"+image

    if (HasCommonsCat) titles+="|Category:"+commonscat

    if (titles=="") {  // if neither cat nor image, check for matches

        var temprefnum=[];

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

            temprefnumi=refnumi

        }

        CheckForMatches(name,temprefnum,HasCommonsCat,HasImage)

        return

    }



    // if we're here, must be either cat or image or both

    titles=titles.substr(1,titles.length-1) // remove leading pipe



    $.ajax({ // see if existing cat/image actually exists

    url: '//commons.wikimedia.org/w/api.php?action=query&prop=info&format=json&titles='+encodeURIComponent(titles),

    data: {

        format: 'json'

    },

    dataType: 'jsonp',

    success: function(CommonsCatjsonObject) {ValidationComplete(CommonsCatjsonObject,name,HasCommonsCat,HasImage)}

    });

}



function ValidationComplete(CommonsCatjsonObject,name,HasCommonsCat,HasImage) {

    for (var p in CommonsCatjsonObject.query.pages) {

        if (typeof CommonsCatjsonObject.query.pagesp].missing!="undefined") {

            if (CommonsCatjsonObject.query.pagesp].ns==14) {HasCommonsCat=false; InvalidCatImage=true}

            if (CommonsCatjsonObject.query.pagesp].ns==6) {HasImage=false; InvalidCatImage=true}

        }

    }



    if (!HasCommonsCat||!HasImage) {

        var temprefnum=[];

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

            temprefnumi=refnumi

        }

        CheckForMatches(name,temprefnum,HasCommonsCat,HasImage)

    } else {

        currentRow++

        CheckRow(currentRow)   // if already has both commonscat and image, skip

    }

}



function CheckForMatches(name,temprefnum,HasCommonsCat,HasImage) {

    if (refnum.length==0) {

        if (Matches.length==0&&FileMatches.length==0&&FileSuggestions.length==0) {

            currentRow++

            CheckRow(currentRow)   // skip if no matches found

        } else {

            ChooseCat(name,temprefnum)

        }

        return

    }

    var sortkey=" "+refnum0].replace(/\?/g,"") // strip question marks used as placeholders.. code breaks without this

    if (!HasCommonsCat&&!CheckImagesOnly) {     // won't query cats if only checking images

        $.ajax({

        url: '//commons.wikimedia.org/w/api.php?action=query&list=categorymembers&format=json&cmtitle='+ThisRegisterTable.TopCatName+'&cmprop=title|sortkeyprefix&cmtype=subcat&cmlimit=max&cmsort=sortkey&cmstartsortkeyprefix='+sortkey+'&cmendsortkeyprefix='+sortkey+'0',

        data: {

            format: 'json'

        },

        dataType: 'jsonp',

        success: function(CommonsCatjsonObject) {GotCats(CommonsCatjsonObject,name,temprefnum,sortkey,HasCommonsCat,HasImage)}

        });

    } else {

        GotCats({"query":{"categorymembers":[]}},name,temprefnum,sortkey,HasCommonsCat,HasImage)

    }

}



function GotCats(CommonsCatjsonObject,name,temprefnum,sortkey,HasCommonsCat,HasImage) {

    for (var c in CommonsCatjsonObject.query.categorymembers) {

        var title=CommonsCatjsonObject.query.categorymembersc].title.replace("Category:","")

        MatchesMatches.length = title,refnum0]]

    }



    if (!HasImage) {

        $.ajax({

        url: '//commons.wikimedia.org/w/api.php?action=query&list=categorymembers&format=json&cmtitle='+ThisRegisterTable.TopCatName+'&cmprop=title|sortkeyprefix&cmtype=file&cmlimit=max&cmsort=sortkey&cmstartsortkeyprefix='+sortkey+'&cmendsortkeyprefix='+sortkey+'0',

        data: {

            format: 'json'

        },

        dataType: 'jsonp',

        success: function(CommonsCatjsonObject) {GotFiles(CommonsCatjsonObject,name,temprefnum,HasCommonsCat,HasImage)}

        });

    } else {

        GotFiles({"query":{"categorymembers":[]}},name,temprefnum,HasCommonsCat,HasImage)

    }

}



function GotFiles(CommonsCatjsonObject,name,temprefnum,HasCommonsCat,HasImage) {

    for (var c in CommonsCatjsonObject.query.categorymembers) {

        var title=CommonsCatjsonObject.query.categorymembersc].title.replace("File:","")

        FileMatchesFileMatches.length = title,refnum0]]

    }

    if (!HasImage&&HasCommonsCat&&refnum.length==1) {

        var regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.CommonscatParam+"[ ]*?=.*?(?=(\\n|\\||}}))", "g")

        var commonscat=RowscurrentRow][0].match(regex)

        regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.CommonscatParam+"[ ]*?=", "g")

        commonscat=commonscat0].replace(regex,"").replace(/\<\!\-\-(.|[\r\n])*?\-\-\>/g,"").trim()

        commonscat=commonscat    // make array to allow compatibility with multiple matched categories below

        $.ajax({

        url: '//commons.wikimedia.org/w/api.php?action=query&list=categorymembers&format=json&cmtitle=Category:'+commonscat0].replace(/ /g,"_")+'&cmprop=title&cmtype=file&cmlimit=max',

        data: {

            format: 'json'

        },

        dataType: 'jsonp',

        success: function(CommonsCatjsonObject) {GotSuggestedFiles(CommonsCatjsonObject,name,commonscat,temprefnum,HasCommonsCat,HasImage)}

        });

    } else if (!HasImage&&Matches.length!=0&&refnum.length==1) {

        var commonscat=[]

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

            commonscat.push(Matchesi][0])

        }

        $.ajax({

        url: '//commons.wikimedia.org/w/api.php?action=query&list=categorymembers&format=json&cmtitle=Category:'+commonscat0].replace(/ /g,"_")+'&cmprop=title&cmtype=file&cmlimit=max',

        data: {

            format: 'json'

        },

        dataType: 'jsonp',

        success: function(CommonsCatjsonObject) {GotSuggestedFiles(CommonsCatjsonObject,name,commonscat,temprefnum,HasCommonsCat,HasImage)}

        });

    } else {

        refnum.splice(0,1)

        CheckForMatches(name,temprefnum,HasCommonsCat,HasImage)  // check next refnum

    }

}



function GotSuggestedFiles(CommonsCatjsonObject,name,commonscat,temprefnum,HasCommonsCat,HasImage) {

    for (var c in CommonsCatjsonObject.query.categorymembers) {

        var title=CommonsCatjsonObject.query.categorymembersc].title.replace("File:","")

        FileSuggestionsFileSuggestions.length = title,commonscat0]]

    }

    if (commonscat.length!=1) {

        commonscat.splice(0,1)

        $.ajax({

        url: '//commons.wikimedia.org/w/api.php?action=query&list=categorymembers&format=json&cmtitle=Category:'+commonscat0].replace(/ /g,"_")+'&cmprop=title&cmtype=file&cmlimit=max',

        data: {

            format: 'json'

        },

        dataType: 'jsonp',

        success: function(CommonsCatjsonObject) {GotSuggestedFiles(CommonsCatjsonObject,name,commonscat,temprefnum,HasCommonsCat,HasImage)}

        });

    } else {

        refnum.splice(0,1)

        CheckForMatches(name,temprefnum,HasCommonsCat,HasImage)  // check next refnum

    }

}



var arrows = ""

var scrolled = false // global vars for scrolling mechanism



function isOnScreen(elem) {

    if (elem != null) {

        var height = $(window).height()

        var elemTop = elem.getBoundingClientRect().top

        var elemBot = elemTop + elem.offsetHeight



        if (elemBot<0) {

            return "up"

        } else if (elemTop>height) {

            return "down"

        } else {

            return "onscreen"

        }

    } else {

        return false

    }

}



function ChooseCat(name,temprefnum) {

    var ProgressDiv=document.getElementById("ProgressDiv")

    if (InvalidCatImage) {

        ProgressDiv.innerHTML+=ThisGUIMessages.Invalid

        InvalidCatImage = false

    } else {

        ProgressDiv.innerHTML+=ThisGUIMessages.Found

    }

    var span=document.createElement("span")

    ProgressDiv.appendChild(span)

    window.onscroll = function () { scrolled = true }

    arrows = setInterval(function() {

        if(scrolled) {

            scrolled = false;

            var direction = isOnScreen(document.getElementById("overlay"))

            if (direction=="up") {

                span.innerHTML = " <a href='#overlay' onclick='setTimeout(function(){window.scrollBy(0,-10-document.getElementById(\"ProgressDiv\").offsetHeight)},50)'>&#8593;</a>" // up arrow

            } else if (direction=="down") {

                span.innerHTML = " <a href='#overlay' onclick='setTimeout(function(){window.scrollBy(0,-10-document.getElementById(\"ProgressDiv\").offsetHeight)},50)'>&#8595;</a>" // down arrow

            } else {

                span.innerHTML = ""

            }

        }

    }, 250);



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

        for (var k=0; k<FileSuggestions.length; k++) {

            if (FileMatchesj][0==FileSuggestionsk][0]) {FileSuggestions.splice(k,1); k--} // don't suggest file if already matched

        }

    }



    if (FileMatches.length>0) {

        var done = "no"

        var loops = 0

        var toQuery=FileMatches.length

        while (done=="no") {

            if (toQuery>20) {

                var TempFileMatches = FileMatches.slice(20*loops,20*(loops+1))

            } else {

                var TempFileMatches = FileMatches.slice(20*loops)

            }

            var FileTitleStr="File:"+TempFileMatches0][0

            for (var j=1; j<TempFileMatches.length; j++) {

                FileTitleStr+="|File:"+TempFileMatchesj][0

            }

            var URLs=JSON.parse(   // get URLs of images to display

                $.ajax({

                    dataType: "json",

                    url: mw.util.wikiScript('api'),

                    data: {

                        format: 'json',

                        action: 'query',

                        prop: 'imageinfo',

                        iiprop: 'url',

                        iiurlwidth: '100',

                        titles: FileTitleStr

                    },

                    async:false

                })

                .responseText

            );

            for (var p in URLs.query.pages) {

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

                    if (URLs.query.pagesp].title.replace(/^.*?:/,"")==FileMatchesj][0]) {

                        for (var k in URLs.query.pagesp].imageinfo) {

                            if (!URLs.query.pagesp].imageinfok].thumberror) {

                                FileMatchesj].push(URLs.query.pagesp].imageinfok].thumburl)

                            }

                        }

                    }

                }

            }

            if (toQuery>20) {

                toQuery = toQuery-20

                loops++

            } else {

                done = "yes"

            }

        }

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

            if (FileMatchesj].length<3) {FileMatches.splice(j,1); j--} // get rid of files where fetching thumbnails failed

        }

    }

    if (FileSuggestions.length>0) {

        var done = "no"

        var loops = 0

        var toQuery=FileSuggestions.length

        while (done=="no") {

            if (toQuery>20) {

                var TempFileSuggestions = FileSuggestions.slice(20*loops,20*(loops+1))

            } else {

                var TempFileSuggestions = FileSuggestions.slice(20*loops)

            }

            var FileTitleStr="File:"+TempFileSuggestions0][0

            for (var j=1; j<TempFileSuggestions.length; j++) {

                FileTitleStr+="|File:"+TempFileSuggestionsj][0

            }

            var URLs=JSON.parse(   // get URLs of images to display

                $.ajax({

                    dataType: "json",

                    url: mw.util.wikiScript('api'),

                    data: {

                        format: 'json',

                        action: 'query',

                        prop: 'imageinfo',

                        iiprop: 'url',

                        iiurlwidth: '100',

                        titles: FileTitleStr

                    },

                    async:false

                })

                .responseText

            );

            for (var p in URLs.query.pages) {

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

                    if (URLs.query.pagesp].title.replace(/^.*?:/,"")==FileSuggestionsj][0]) {

                        for (var k in URLs.query.pagesp].imageinfo) {

                            if (!URLs.query.pagesp].imageinfok].thumberror) {

                                FileSuggestionsj].push(URLs.query.pagesp].imageinfok].thumburl)

                            }

                        }

                    }

                }

            }

            if (toQuery>20) {

                toQuery = toQuery-20

                loops++

            } else {

                done = "yes"

            }

        }

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

            if (FileSuggestionsj].length<3) {FileSuggestions.splice(j,1); j--} // get rid of files where fetching thumbnails failed

        }

    }



    if (Matches.length==0&&FileMatches.length==0&&FileSuggestions.length==0) { // if all matches can't have thumbnails, just skip

        window.clearInterval(arrows)

        currentRow++

        CheckRow(currentRow)

        return

    }



    if (FileMatches.length>0) {

        var fieldsetfiles = document.createElement("fieldset");

        fieldsetfiles.setAttribute("style","margin:0px")

        var legend = document.createElement("legend");

        legend.innerHTML=ThisGUIMessages.FollowingImages.replace("NAME",name+" (#"+temprefnum+")")

        fieldsetfiles.appendChild(legend);

        fieldsetfiles.innerHTML+=ThisGUIMessages.SelectOne+"<br>"



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

            var image = document.createElement("input")

            image.setAttribute("type","radio")

            image.setAttribute("name","imageselect")

            image.setAttribute("id","image"+j)

            if (j==0) image.setAttribute("checked","checked")

            fieldsetfiles.appendChild(image);

            var imagelabel = document.createElement("label")

            imagelabel.setAttribute("for","image"+j)

            imagelabel.innerHTML='<a href="//commons.wikimedia.org/wiki/File:'+encodeURIComponent(FileMatchesj][0])+'" target="_blank"><div style="display:inline-block; vertical-align:middle; width:100px; overflow-x:hidden; text-overflow:ellipsis"><center><img src="'+FileMatchesj][2].replace(/ /g,"_")+'" style="max-height:100%; max-width:100%;"><br>'+FileMatchesj][1+'<br>'+FileMatchesj][0+'</center></div></a>'

            fieldsetfiles.appendChild(imagelabel);

            if ((j+1)%5==0) fieldsetfiles.innerHTML+="<br>"

        }

        if (FileSuggestions.length==0) {

            if (FileMatches.length%5!=0) fieldsetfiles.innerHTML+="<br>"

            var skip = document.createElement("input")

            skip.setAttribute("type","radio")

            skip.setAttribute("name","imageselect")

            skip.setAttribute("id","skipimage")

            fieldsetfiles.appendChild(skip);

            var skiplabel = document.createElement("label")

            skiplabel.setAttribute("for","skipimage")

            skiplabel.innerHTML=ThisGUIMessages.DontAddImage

            fieldsetfiles.appendChild(skiplabel);

            fieldsetfiles.innerHTML+="<br>"

        }

        if (Matches.length==0&&FileSuggestions.length==0) {

            var selectbutton=document.createElement("input")

            selectbutton.setAttribute("type", "button")

            selectbutton.setAttribute("value", ThisGUIMessages.SelectButton)

            selectbutton.setAttribute("style","margin-top:7px")

            selectbutton.setAttribute("onclick", "CatChosen(false)");

            fieldsetfiles.appendChild(selectbutton)



            var savebutton=document.createElement("input")

            savebutton.setAttribute("type", "button")

            savebutton.setAttribute("value", ThisGUIMessages.SaveButton)

            savebutton.setAttribute("style","margin-top:7px")

            savebutton.setAttribute("onclick", "CatChosen(true)");

            fieldsetfiles.appendChild(savebutton)

        }

    }

    if (FileSuggestions.length>0) {

        var fieldsetfilesuggestions = document.createElement("fieldset");

        fieldsetfilesuggestions.setAttribute("style","margin:0px")

        var legend = document.createElement("legend");

        if (FileMatches.length!=0) {

            legend.innerHTML=ThisGUIMessages.OtherSuggested.replace("NAME",name+" (#"+temprefnum+")")

        } else {

            legend.innerHTML=ThisGUIMessages.Suggested.replace("NAME",name+" (#"+temprefnum+")")

        }

        fieldsetfilesuggestions.appendChild(legend);

        fieldsetfilesuggestions.innerHTML+=ThisGUIMessages.SelectOne+"<br>"



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

            var image = document.createElement("input")

            image.setAttribute("type","radio")

            image.setAttribute("name","imageselect")

            image.setAttribute("id","imagesuggestion"+j)

            if (j==0&&FileMatches.length==0) image.setAttribute("checked","checked")

            fieldsetfilesuggestions.appendChild(image);

            var imagelabel = document.createElement("label")

            imagelabel.setAttribute("for","imagesuggestion"+j)

            imagelabel.innerHTML='<a href="//commons.wikimedia.org/wiki/File:'+encodeURIComponent(FileSuggestionsj][0])+'" target="_blank"><div style="display:inline-block; vertical-align:middle; width:100px; overflow-x:hidden; text-overflow:ellipsis"><center><img src="'+FileSuggestionsj][2].replace(/ /g,"_")+'" style="max-height:100%; max-width:100%;"><br>('+ThisGUIMessages.From.replace('CATNAME','Category:'+FileSuggestionsj][1])+')<br>'+FileSuggestionsj][0+'</center></div></a>'

            fieldsetfilesuggestions.appendChild(imagelabel);

            if ((j+1)%5==0) fieldsetfilesuggestions.innerHTML+="<br>"

        }

        if (FileSuggestions.length%5!=0) fieldsetfilesuggestions.innerHTML+="<br>"

        var skip = document.createElement("input")

        skip.setAttribute("type","radio")

        skip.setAttribute("name","imageselect")

        skip.setAttribute("id","skipimagesuggestions")

        fieldsetfilesuggestions.appendChild(skip);

        var skiplabel = document.createElement("label")

        skiplabel.setAttribute("for","skipimagesuggestions")

        skiplabel.innerHTML=ThisGUIMessages.DontAddImage

        fieldsetfilesuggestions.appendChild(skiplabel);

        fieldsetfilesuggestions.innerHTML+="<br>"



        if (Matches.length==0) {

            var selectbutton=document.createElement("input")

            selectbutton.setAttribute("type", "button")

            selectbutton.setAttribute("value", ThisGUIMessages.SelectButton)

            selectbutton.setAttribute("style","margin-top:7px")

            selectbutton.setAttribute("onclick", "CatChosen(false)");

            fieldsetfilesuggestions.appendChild(selectbutton)



            var savebutton=document.createElement("input")

            savebutton.setAttribute("type", "button")

            savebutton.setAttribute("value", ThisGUIMessages.SaveButton)

            savebutton.setAttribute("style","margin-top:7px")

            savebutton.setAttribute("onclick", "CatChosen(true)");

            fieldsetfilesuggestions.appendChild(savebutton)

        }

    }

    if (Matches.length>0) {

        var fieldsetcats = document.createElement("fieldset");

        fieldsetcats.setAttribute("style","margin:0px")

        var legend = document.createElement("legend");

        legend.innerHTML=ThisGUIMessages.FollowingCats.replace("NAME",name+" (#"+temprefnum+")")

        fieldsetcats.appendChild(legend);

        fieldsetcats.innerHTML+=ThisGUIMessages.SelectOne+"<br>"



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

            var cat = document.createElement("input")

            cat.setAttribute("type","radio")

            cat.setAttribute("name","catselect")

            cat.setAttribute("id","cat"+j)

            if (j==0) cat.setAttribute("checked","checked")

            fieldsetcats.appendChild(cat);

            var catlabel = document.createElement("label")

            catlabel.setAttribute("for","cat"+j)

            catlabel.innerHTML=Matchesj][1+' – <a href="//commons.wikimedia.org/wiki/Category:'+encodeURIComponent(Matchesj][0])+'" target="_blank">'+Matchesj][0+'</a>'

            fieldsetcats.appendChild(catlabel);

            fieldsetcats.innerHTML+="<br>"

        }

        var skip = document.createElement("input")

        skip.setAttribute("type","radio")

        skip.setAttribute("name","catselect")

        skip.setAttribute("id","skip")

        fieldsetcats.appendChild(skip);

        var skiplabel = document.createElement("label")

        skiplabel.setAttribute("for","skip")

        skiplabel.innerHTML=ThisGUIMessages.DontAddCat

        fieldsetcats.appendChild(skiplabel);

        fieldsetcats.innerHTML+="<br>"



        var selectbutton=document.createElement("input")

        selectbutton.setAttribute("type", "button")

        selectbutton.setAttribute("value", ThisGUIMessages.SelectButton)

        selectbutton.setAttribute("style","margin-top:7px")

        selectbutton.setAttribute("onclick", "CatChosen(false)");

        fieldsetcats.appendChild(selectbutton)



        var savebutton=document.createElement("input")

        savebutton.setAttribute("type", "button")

        savebutton.setAttribute("value", ThisGUIMessages.SaveButton)

        savebutton.setAttribute("style","margin-top:7px")

        savebutton.setAttribute("onclick", "CatChosen(true)");

        fieldsetcats.appendChild(savebutton)

    }

    var overlay = document.createElement("tr")

    var td=document.createElement("td")

    td.setAttribute("colspan",HTMLRowscurrentRow].getElementsByTagName("td").length+1)

    overlay.appendChild(td)

    if (FileMatches.length>0) td.appendChild(fieldsetfiles)

    if (FileSuggestions.length>0) td.appendChild(fieldsetfilesuggestions)

    if (Matches.length>0) td.appendChild(fieldsetcats)

    overlay.setAttribute("style", "outline:2px solid red; border-top:0px; background:#ffffff")

    overlay.setAttribute("id","overlay")

    HTMLRowscurrentRow].setAttribute("style","border-bottom:0px;")

    HTMLRowscurrentRow].parentNode.insertBefore(overlay, HTMLRowscurrentRow].nextSibling)

}



function CatChosen(earlyExit) {

    var overlay=document.getElementById("overlay")

    var options=overlay.getElementsByTagName("input")

    var titles=overlay.getElementsByTagName("label")

    for (var i=0; i<options.length-1; i++) {

        if (optionsi].checked) {

            if (optionsi].name.search("cat")!=-1) {

                var link=titlesi].getElementsByTagName("a")

                if (link.length==0) continue    // if chose not to add cat

                MatchesFound = true             // if chose to add something

                var catname=link0].innerHTML

                var tempRow = RowscurrentRow][0

                var regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.CommonscatParam+"[ ]*?=.*?(?=(\\n|\\||}}))", "g")

                var regex2 = new RegExp("<!--((?!-->)(.|\\n))*?\\|[ ]*?"+ThisRegisterTable.CommonscatParam+"[ ]*?=(.|\\n)*?-->", "g")

                if (tempRow.match(regex)!=null&&tempRow.match(regex2)==null) { // if parameter is already there but blank and not commented out, put selection there

                    tempRow=tempRow.replace(regex, "|"+ThisRegisterTable.CommonscatParam+"="+catname)

                } else {

                    tempRow=tempRow.replace(regex2,"") // remove commented out parameter if present

                    var EndOfTemplate=tempRow.lastIndexOf("}}")

                    if (tempRow.indexOf("\n")!=-1&&tempRow.indexOf("\n")!=0&&tempRow.indexOf("\n")!=tempRow.length-1) {

                        tempRow = tempRow.substr(0,EndOfTemplate)+"|"+ThisRegisterTable.CommonscatParam+"="+catname+"\n}}"+tempRow.substr(EndOfTemplate+2,tempRow.length-EndOfTemplate-2)

                    } else {

                        tempRow = tempRow.substr(0,EndOfTemplate)+"|"+ThisRegisterTable.CommonscatParam+"="+catname+"}}"+tempRow.substr(EndOfTemplate+2,tempRow.length-EndOfTemplate-2)

                    }

                }

                thiswikitext=thiswikitext.replace(RowscurrentRow][0],tempRow)

                RowscurrentRow][0 = tempRow

            } else {

                var link=titlesi].getElementsByTagName("a")

                if (link.length==0) continue    // if chose not to add image

                MatchesFound = true             // if chose to add something

                var imagename=link0].innerHTML

                var StartIndex=imagename.lastIndexOf("<br>")+4

                imagename=imagename.substr(StartIndex,imagename.indexOf("</center>",StartIndex)-StartIndex)

                var tempRow = RowscurrentRow][0

                var regex = new RegExp("\\|[ ]*?"+ThisRegisterTable.ImageParam+"[ ]*?=.*?(?=(\\n|\\||}}))", "g")

                var regex2 = new RegExp("<!--((?!-->)(.|\\n))*?\\|[ ]*?"+ThisRegisterTable.ImageParam+"[ ]*?=(.|\\n)*?-->", "g")

                if (tempRow.match(regex)!=null&&tempRow.match(regex2)==null) { // if parameter is already there but blank and not commented out, put selection there

                    tempRow=tempRow.replace(regex, "|"+ThisRegisterTable.ImageParam+"="+imagename)

                } else {

                    tempRow=tempRow.replace(regex2,"") // remove commented out parameter if present

                    var EndOfTemplate=tempRow.lastIndexOf("}}")

                    if (tempRow.indexOf("\n")!=-1&&tempRow.indexOf("\n")!=0&&tempRow.indexOf("\n")!=tempRow.length-1) {

                        tempRow = tempRow.substr(0,EndOfTemplate)+"|"+ThisRegisterTable.ImageParam+"="+imagename+"\n}}"+tempRow.substr(EndOfTemplate+2,tempRow.length-EndOfTemplate-2)

                    } else {

                        tempRow = tempRow.substr(0,EndOfTemplate)+"|"+ThisRegisterTable.ImageParam+"="+imagename+"}}"+tempRow.substr(EndOfTemplate+2,tempRow.length-EndOfTemplate-2)

                    }

                }

                thiswikitext=thiswikitext.replace(RowscurrentRow][0],tempRow)

                RowscurrentRow][0 = tempRow

            }

        }

    }

    overlay.parentNode.removeChild(overlay)

    window.clearInterval(arrows)

    if (earlyExit) {                // if chose to save and exit early, move immediately to end of table

        currentRow=Rows.length

    } else {

        currentRow++

    }

    CheckRow(currentRow)

}



function getThisWikitext(title) {

    try {

        var output=JSON.parse(

            $.ajax({

                dataType: "json",

                url: mw.util.wikiScript('api'),

                data: {

                    format: 'json',

                    action: 'query',

                    prop: 'revisions',

                    rvprop: 'content',

                    titles: title,

                    indexpageids: true,

                    redirects: 'true'

                },

                async:false

            })

            .responseText

        );

        for (var page in output.query.pages) {

            wikitext = output.query.pagespage].revisions0]['*'];

        }

        return wikitext

    }

    catch(err) {

        return "error"

    }

}



function editPageWithCommonsCat(info,ProgressDiv) {

    var ProgressDiv=document.getElementById("ProgressDiv")

    ProgressDiv.innerHTML+=ThisGUIMessages.Done+" "



    $.ajax({

        url: mw.util.wikiScript( 'api' ),

        type: 'POST',

        dataType: 'json',

        data: {

            format: 'json',

            action: 'edit',

            title: info.title,

            text: info.text,

            summary: info.summary,

            token: mw.user.tokens.get( 'csrfToken' )

        }

    })

        .done (function( data ) {

            window.onbeforeunload = function() {}

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

                ProgressDiv.innerHTML+=ThisGUIMessages.SuccessfulEdit

            } else {

                ProgressDiv.innerHTML+=ThisGUIMessages.FailedEdit

            }

            setTimeout(function(){ProgressDiv.parentNode.removeChild(ProgressDiv)}, 10000);

        })

        .fail (function() {

            alert('Ajax failure.');

        });

}



function OnBeforeUnLoad () {

    return ThisGUIMessages.LeavePage;

}



$(FindCommonsCatButton);