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User:Red-tailed hawk/cv revdel.js

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// <nowiki>
// Attribution: Enterprisey and Red-tailed Hawk
// Licenses: CC BY-SA 3.0 unported and GFDL
// License link (CC): https://creativecommons.org/licenses/by-sa/3.0/legalcode
// License link (GNU): https://www.gnu.org/licenses/fdl-1.3.html

$( function () {
    var ADVERT = " ([[User:Red-tailed hawk/cv-revdel|cv-revdel — Red-tailed hawk's version]])";
    var SUMMARY = "Requesting copyvio revdel" + ADVERT;
    var SUMMARY_TALK = "Add note about recent copyvio" + ADVERT;
    var CCLEAN_TPL = "Cclean";
    var pageName; // Current page name
    var urlCounter = 1;
    var api;

    /**
     * Make a link to a given oldid of the current page.
     */
    function makeOldidLink( oldid ) {
        var href = "/w/index.php?title=" + encodeURIComponent( pageName ) +
            "&oldid=" + oldid;
        var link = document.createElement( "a" );
        link.href = href;
        link.textContent = oldid;
        return link;
    }

    /**
     * Add the appropriate copyvio-revdel template to the current page.
     */
    function addCvRevdel( urls ) {
        var deferred = $.Deferred();

        var template = "{" + "{copyvio-revdel";
        template += urls.map( function ( u, idx ) {
                    var num = idx == 0 ? "" : ( idx + 1 );
                    return "|url" + num + "=" + u;
                } ).join( "" );
        var rows = document.querySelectorAll( "#cv-revdel tr" );
        var num;
        for( var i = 1, n = rows.length; i < n; i++ ) {
            template += "|start" + i + "=" + rows[i].childNodes[0].textContent
                + ( rows[i].childNodes[2].childNodes[0].checked ? ( "|end" + i + "=" + rows[i].childNodes[1].textContent ) : "" );
        }
        template = template + "|CopyPatrol="+ document.getElementById("copypatrol-url0").value;
        template += "}}";

        api.postWithToken( "csrf", {
            action: "edit",
            title: pageName,
            summary: SUMMARY,
            prependtext: template + "\n"
        } ).done( function ( d ) {
            if( d && d.edit && d.edit.result && d.edit.result == "Success" ) {
                $( "#cv-rd-status" ).text( "Success!" );
                deferred.resolve();
            } else if( d && d.error ) {
                $( "#cv-rd-status" ).html( "Error! Edit failed: " + d.error.info );
                console.log( d );
                deferred.reject();
            } else {
                $( "#cv-rd-status" ).html( "Error! Edit failed." );
                console.log( d );
                deferred.reject();
            }
        } ).fail( function ( code, result ) {
            console.log( code, result );
            if( result && result.error && result.error.spamblacklist ) {
                $( "#cv-rd-status" ).html( "Error! The following URLs were on the <a href='" + mw.util.getUrl( "MediaWiki:Spam-blacklist" ) + "'>spam blacklist</a>: " + result.error.spamblacklist.matches.join( ", " ) + ". Consider removing the 'https://' or 'http://' from the beginning to make them not links." );
            } else {
                $( "#cv-rd-status" ).html( api.getErrorMessage( result ) );
            }
            deferred.reject();
        } );

        return deferred;
    }

    function addCclean( urls ) {
        var deferred = $.Deferred(),
            template = "{" + "{subst:cclean|url=" + urls.join( " " ) + "}}",
            talkNs = mw.config.get( "wgNamespaceNumber" ) | 1,
            talkNsName = mw.config.get( "wgFormattedNamespaces" )[ talkNs ],
            talkPage = talkNsName + ":" + mw.config.get( "wgTitle" );
        api.postWithToken( "csrf", {
            action: "edit",
            title: talkPage,
            summary: SUMMARY_TALK,
            appendtext: "\n\n" + template
        } ).done( function ( d ) {
            if( d && d.edit && d.edit.result && d.edit.result == "Success" ) {
                deferred.resolve();
            } else {
                deferred.reject();
                console.log( d );
            }
        } ).fail( function ( code, result ) {
            deferred.reject();
            $( "#cv-rd-status" ).append( "Also, while editing " + talkPage +
                    ", this error happened: " + api.getErrorMessage( result ) );
            console.log( code, result );
        } );
        return deferred;
    }

    /**
     * Load the main cv-revdel panel and add buttons/other stuff to
     * the history UI
     */
    function load( evt ) {
        if( evt ) evt.preventDefault();

        // Don't load the panel for a second time if it's already there
        if( document.getElementById( "cv-revdel" ) ) return;

        api = new mw.Api();

        // Style for the panel
        mw.util.addCSS(
            "#cv-revdel { border: thin solid rgb(197, 197, 197); " +
            "box-shadow: 0px 3px 8px rgba(0, 0, 0, 0.25); border-radius: 3px;" +
            "padding: 2em; display: inline-block }" +
            "#cv-revdel table { margin: 1em 0 }" +
            "#cv-revdel td { padding: 0 0.5em }" +
            "#cv-revdel a.disabled {color: gray;text-decoration: line-through;font-style: italic;}" +
            "#cv-rd-submit { margin-right: 1em }"+
            "#cv-rd-urls input { width: 50%; min-width: 30em; }"+
            "#cv-rd-urls div { margin-bottom: 0.35em; }"+
            "#cv-revdel div.bottom-row { margin-top: 1em; }"+
            "#cv-rd-add-range { margin-right: 0.5em; }"
        );

        // Add the panel itself
        var panel = document.createElement( "div" );
        panel.id = "cv-revdel";
        var urlHTML = "<div id='cv-rd-urls'>" +
            "<div><label for='cv-rd-url0'>URL: </label><input type='text' "+
            "id='cv-rd-url0' class='mw-ui-input mw-ui-input-inline'/>"+
            "<button class='mw-ui-button mw-ui-quiet'>Remove</button></div>" +
            "</div>"+
            "<button id='cv-rd-url-add' class='mw-ui-button'>Add another</button>";
        var copyPatrolHTML = "<div><label for='copypatrol-url0'> CopyPatrol URL: </label><input type='text' "+
            "id='copypatrol-url0' class='mw-ui-input mw-ui-input-inline'/>";
        panel.innerHTML = "<p>Instructions: Select a range of revisions using " +
            "the radio buttons you would normally use for comparing two " +
            "revisions, then click 'Add range to revdel template' to add the " +
            "range to the template. 'Include end?' should be unchecked to tag " +
            "only the single revision in the 'Start' column. Fill in URLs, and " +
            "then click 'Submit' to place the template.</p><br />" +
            urlHTML + "<p>\n\n</p>"+ copyPatrolHTML + "<table id='cv-rd-ranges'><tr><th>Start</th><th>End</th>" +
            "<th>Include end?</th><th>Remove</th></table>" +
            "<input type='checkbox' id='cv-rd-cclean' />" +
            "<label for='cv-rd-cclean'>Add {{subst:<a href='" + 
              mw.util.getUrl( "Template:" + CCLEAN_TPL ) + "'>Cclean</a>}} to " +
              ( ( mw.config.get( "wgNamespaceNumber" ) % 2 ) ? "this" : "talk" ) +
              " page</label><br />"+
            "<div class='bottom-row'><button id='cv-rd-submit' class='mw-ui-button"+
              " mw-ui-progressive'>Submit</button>" +
              "<button id='cv-rd-close' class='mw-ui-button mw-ui-quiet'>Close</button>"+
              "<span id='cv-rd-status'></span></div>";
        document.getElementById( "bodyContent" ).insertBefore( panel,
            document.getElementById( "mw-content-text" ) );

        // Add range-add buttons before each of the buttons
        // that say "Compare selected revisions"
        var cmpSelRevsBtns = document.getElementsByClassName( "historysubmit" );
        for( var i = 0, n = cmpSelRevsBtns.length; i < n; i++ ) {
            var rangeBtn = document.createElement( "button" );
            rangeBtn.textContent = "Add range to revdel template";
            rangeBtn.className = "mw-ui-button + mw-ui-progressive";
            rangeBtn.id = "cv-rd-add-range";
            cmpSelRevsBtns[i].parentNode.insertBefore( rangeBtn, cmpSelRevsBtns[i] );
            rangeBtn.addEventListener( "click", function ( evt ) {
                evt.preventDefault();

                var oldidStart = document.querySelector( "li.selected.after" ).dataset.mwRevid;
                var oldidEnd = document.querySelector( "li.selected.before" ).dataset.mwRevid;

                // Add new row to ranges table
                var rangesTable = document.getElementById( "cv-rd-ranges" ).getElementsByTagName( "tbody" )[0];
                var newRow = rangesTable.insertRow( rangesTable.rows.length );
                newRow.insertCell( 0 ).appendChild( makeOldidLink( oldidStart ) );
                newRow.insertCell( 1 ).appendChild( makeOldidLink( oldidEnd ) );
                newRow.insertCell( 2 ).innerHTML = "<input type='checkbox' />";
                newRow.cells[2].childNodes[0].checked = true;
                newRow.cells[2].childNodes[0].addEventListener( "click", function () {
                    this.parentNode.previousElementSibling.childNodes[0].className = this.checked ? "" : "disabled";
                } );
                var deleteBtn = document.createElement( "button" );
                deleteBtn.textContent = "Delete";
                deleteBtn.className = "delete";
                deleteBtn.addEventListener( "click", function () {
                    this.parentNode.parentNode.parentNode.removeChild(
                        this.parentNode.parentNode );
                } );
                newRow.insertCell( 3 ).appendChild( deleteBtn );
            } );
        }

        // Panel submission handler
        document.getElementById( "cv-rd-submit" ).addEventListener( "click", function () {
            $( this ).prop( "disabled", true );
            $( "#cv-rd-status" ).empty();
            var urls = Array.prototype.map.call( document.getElementById( "cv-rd-urls" ).children,
                    function ( e ) { return e.children[1].value; } );
            var deferreds = [ addCvRevdel( urls ) ];
            if( document.getElementById( "cv-rd-cclean" ).checked ) {
                deferreds.push( addCclean( urls ) );
            }
            $.when.apply( $, deferreds ).then( function () {
                // Return to content page
                document.querySelector( "#ca-view a" ).click();
            }, function () {
                $( this ).prop( "disabled", false );
            }.bind( this ) );
        } );

        // "Add URL" handler
        document.getElementById( "cv-rd-url-add" ).addEventListener( "click", function () {
            var numUrls = document.querySelectorAll( "#cv-rd-urls div" ).length;
            if( numUrls < 3 ) {
                var newDiv = document.createElement( "div" );
                newDiv.innerHTML = "<label for='cv-rd-url" + urlCounter + "'>URL: </label>"+
                    "<input type='text' id='cv-rd-url" + urlCounter +
                    "' class='mw-ui-input mw-ui-input-inline'/>"+
                    "<button class='mw-ui-button mw-ui-quiet'>Remove</button>";
                document.getElementById( "cv-rd-urls" ).appendChild( newDiv );
                urlCounter++;
                this.disabled = numUrls >= 2;
            }
        } );

        // Remove URL handler
        document.getElementById( "cv-rd-urls" ).addEventListener( "click", function ( e ) {
            var numUrls = document.querySelectorAll( "#cv-rd-urls div" ).length;
            if( e.target && e.target.nodeType === 1 && numUrls > 1 &&
                    e.target.tagName.toLowerCase() === "button" ) {
                this.removeChild( document.getElementById( e.target.previousElementSibling.getAttribute( "id" ) ).parentNode );
                document.getElementById( "cv-rd-url-add" ).disabled = false;
            }
        } );

        // Close handler
        document.getElementById( "cv-rd-close" ).addEventListener( "click", function () {
            $( "#cv-revdel" ).remove();
            $( ".cv-rd-add-range" ).remove();
        } );

        document.querySelector( "#cv-rd-urls input" ).focus();
    }

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

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

        if( mw.config.get( "wgAction" ) == "history" ) {
            var link = mw.util.addPortletLink( "p-cactions", "#", "Request CV revdel", "pt-cv-revdel" );
            link.addEventListener( "click", load );
            if( mw.util.getParamValue( "open_cv_revdel" ) === "true" ) {
                load();
            }
        } else if( mw.config.get( "wgNamespaceNumber" ) >= 0 ) {
            var historyPage = mw.util.getUrl( pageName, { "action": "history", "open_cv_revdel": "true" } );
            var link = mw.util.addPortletLink( "p-cactions", historyPage, "Request CV revdel", "pt-cv-revdel" );
        }
    } );
} );
// </nowiki>