MediaWiki:Common.js

 /*jshint forin:false, strict:false, onecase:true, laxbreak:true, browser:true, jquery:true */

mw.loader.using('mediawiki.util', function() {
/* Begin of mw.loader.using callback */


/* 
 *  Make table headers hover at the top of the screen
 */

function UpdateTableHeaders() {
    $("div.divTableWithFloatingHeader").each(function() {
        var originalHeaderRow = $(".tableFloatingHeaderOriginal", this);
        var floatingHeaderRow = $(".tableFloatingHeader", this);
        var offset = $(this).offset();
        var scrollTop = $(window).scrollTop();
        if ((scrollTop > offset.top) && (scrollTop < offset.top + $(this).height())) {
            floatingHeaderRow.css("visibility", "visible");
            floatingHeaderRow.css("top", Math.min(scrollTop - offset.top, $(this).height() - floatingHeaderRow.height()) + "px");

            // Copy cell widths from original header
            $("th", floatingHeaderRow).each(function(index) {
                var cellWidth = $("th", originalHeaderRow).eq(index).css('width');
                $(this).css('width', cellWidth);
            });

            // Copy row width from whole table
            floatingHeaderRow.css("width", $(this).css('width'));
        }
        else {
            floatingHeaderRow.css("visibility", "hidden");
            floatingHeaderRow.css("top", "0px");
        }
    });
}

$(document).ready(function() {
    $("table.floated").each(function() {
        $(this).wrap("<div class=\"divTableWithFloatingHeader\" style=\"position:relative\"></div>");

        var originalHeaderRow = $("tr:first", this);
        originalHeaderRow.before(originalHeaderRow.clone());
        var clonedHeaderRow = $("tr:first", this);

        clonedHeaderRow.addClass("tableFloatingHeader");
        clonedHeaderRow.css("position", "absolute");
        clonedHeaderRow.css("top", "0px");
        clonedHeaderRow.css("left", $(this).css('margin-left'));
        clonedHeaderRow.css("visibility", "hidden");
        clonedHeaderRow.css("width", $(this).css('width'));

        originalHeaderRow.addClass("tableFloatingHeaderOriginal");
    });
    UpdateTableHeaders();
    $(window).scroll(UpdateTableHeaders);
    $(window).resize(UpdateTableHeaders);
});


/**
 * Redirect User:Name/skin.js and skin.css to the current skin's pages (unless the 'skin' page really exists)
 * @source: http://www.mediawiki.org/wiki/Snippets/Redirect_skin.js
 * @rev: 2
 */
if ( mw.config.get( 'wgArticleId' ) === 0 && mw.config.get( 'wgNamespaceNumber' ) == 2 ) {
  var titleParts = mw.config.get( 'wgPageName' ).split( '/' );
  // Make sure there was a part before and after the slash
  // And that the latter is 'skin.js' or 'skin.css'
  if ( titleParts.length == 2 ) {
    var userSkinPage = titleParts.shift() + '/' + mw.config.get( 'skin' );
    if ( titleParts.slice(-1) == 'skin.js' ) {
      window.location.href = mw.util.wikiGetlink( userSkinPage + '.js' );
    } else if ( titleParts.slice(-1) == 'skin.css' ) {
      window.location.href = mw.util.wikiGetlink( userSkinPage + '.css' );
    }
  }
}

/** Map addPortletLink to mw.util
 */
window.addPortletLink = function() {
    return mw.util.addPortletLink.apply( mw.util, arguments );
};

/** extract a URL parameter from the current URL **********
 *
 * @deprecated: Use mw.util.getParamValue with proper escaping
 */
window.getURLParamValue = function() {
    return mw.util.getParamValue.apply( mw.util, arguments );
};

/** &withCSS= and &withJS= URL parameters *******
 * Allow to try custom scripts from MediaWiki space without editing personal .css or .js files
 */
var extraCSS = mw.util.getParamValue("withCSS");
if ( extraCSS && extraCSS.match(/^MediaWiki:[^&<>=%]*\.css$/) ) {
    mw.loader.load( '/wiki/index.php?title=' + extraCSS + '&action=raw&ctype=text/css', 'text/css');
}
var extraJS = mw.util.getParamValue("withJS");
if ( extraJS && extraJS.match(/^MediaWiki:[^&<>=%]*\.js$/) ) {
    mw.loader.load( '/wiki/index.php?title=' + extraJS + '&action=raw&ctype=text/javascript');
}

/* Test if an element has a certain class
 *
 * @deprecated:  Use $(element).hasClass() instead.
 */
window.hasClass = ( function() {
    var reCache = {};
    return function (element, className) {
        return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
    };
})();


/* collapsible element for {treatise begin} */
 
(function($, mw) {
  'use strict';
  var slideDuration = (mw.config.get('skin') === 'vector') ? 150 : 0;
 
  var launch = function() {
 
    $('div.collapsibleheader').show();
 
    $('div.collapsibletemplate.collapsed div.body').hide();
 
    $('table.collapsible.collapsed > tbody > tr:not(:first-child)').toggleClass('hidden');
 
    $('div.collapsibletemplate div.body');
 
    function toggleTemplate($element) {
      if ($element.is('tr')) {
        $element
          .parent().parent()
          .toggleClass('collapsed');
 
        $element.nextAll('tr')
          .toggleClass('hidden');
 
        // support old browsers without first-child support
        $element.toggleClass('collapsibleCollapsedTH');
      } else {
        $element
          .parent()
          .toggleClass('expanded')
          .toggleClass('collapsed')
          .find('div.body')
          .slideToggle(slideDuration);
      }
    }
    var $headings = $('div.collapsibletemplate > div.collapsibleheader, table.collapsible > tbody > tr:first-child');
 
    // support old browsers without first-child support
    $('table.collapsible > tbody > tr:first-child th').addClass('collapsibleTH');
 
    $headings.mousedown(function(e) {
      var $t = $(e.target);
      if ($t.is('a') || $t.parents('a').length !== 0) {
        return true;
      } else {
        toggleTemplate($(this));
        return false;
      }
    });
  };
  mw.hook( 'wikipage.content' ).add( launch );
}(jQuery, mediaWiki));


/** Collapsible tables *********************************************************
 *
 *  Description: Allows tables to be collapsed, showing only the header. See [[Wikipedia:NavFrame]].
 */

var autoCollapse = 2;
var collapseCaption = "less";
var expandCaption = "more";

window.collapseTable = function( tableIndex ){
    var Button = document.getElementById( "collapseButton" + tableIndex );
    var Table = document.getElementById( "collapsibleTable" + tableIndex );

    if ( !Table || !Button ) {
        return false;
    }

    var Rows = Table.rows;

    if ( Button.firstChild.data == collapseCaption ) {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = "none";
        }
        Button.firstChild.data = expandCaption;
    } else {
        for ( var i = 1; i < Rows.length; i++ ) {
            Rows[i].style.display = Rows[0].style.display;
        }
        Button.firstChild.data = collapseCaption;
    }
}

function createCollapseButtons(){
    var tableIndex = 0;
    var NavigationBoxes = new Object();
    var Tables = document.getElementsByTagName( "table" );

    for ( var i = 0; i < Tables.length; i++ ) {
        if ( hasClass( Tables[i], "collapsible" ) ) {

            /* only add button and increment count if there is a header row to work with */
            var HeaderRow = Tables[i].getElementsByTagName( "tr" )[0];
            if (!HeaderRow) continue;
            var Header = HeaderRow.getElementsByTagName( "th" )[0];
            if (!Header) continue;

            NavigationBoxes[ tableIndex ] = Tables[i];
            Tables[i].setAttribute( "id", "collapsibleTable" + tableIndex );

            var Button     = document.createElement( "span" );
            var ButtonLink = document.createElement( "a" );
            var ButtonText = document.createTextNode( collapseCaption );

            Button.className = "collapseButton";  //Styles are declared in Common.css

            ButtonLink.style.color = Header.style.color;
            ButtonLink.setAttribute( "id", "collapseButton" + tableIndex );
            ButtonLink.setAttribute( "href", "#" );
            addHandler( ButtonLink,  "click", new Function( "evt", "collapseTable(" + tableIndex + " ); return killEvt( evt );") );
            ButtonLink.appendChild( ButtonText );

            Button.appendChild( document.createTextNode( "[" ) );
            Button.appendChild( ButtonLink );
            Button.appendChild( document.createTextNode( "]" ) );

            Header.insertBefore( Button, Header.firstChild );
            tableIndex++;
        }
    }

    for ( var i = 0;  i < tableIndex; i++ ) {
        if ( hasClass( NavigationBoxes[i], "collapsed" ) || ( tableIndex >= autoCollapse && hasClass( NavigationBoxes[i], "autocollapse" ) ) ) {
            collapseTable( i );
        }
        else if ( hasClass( NavigationBoxes[i], "innercollapse" ) ) {
            var element = NavigationBoxes[i];
            while (element = element.parentNode) {
                if ( hasClass( element, "outercollapse" ) ) {
                    collapseTable ( i );
                    break;
                }
            }
        }
    }
}

$( createCollapseButtons );


/** Dynamic Navigation Bars (experimental) *************************************
 *
 *  Description: See [[Wikipedia:NavFrame]].
 *  Maintainers: UNMAINTAINED
 */

// set up the words in your language
var NavigationBarHide = '[' + collapseCaption + ']';
var NavigationBarShow = '[' + expandCaption + ']';

// shows and hides content and picture (if available) of navigation bars
// Parameters:
//     indexNavigationBar: the index of navigation bar to be toggled
window.toggleNavigationBar = function(indexNavigationBar){
    var NavToggle = document.getElementById("NavToggle" + indexNavigationBar);
    var NavFrame = document.getElementById("NavFrame" + indexNavigationBar);

    if (!NavFrame || !NavToggle) {
        return false;
    }

    // if shown now
    if (NavToggle.firstChild.data == NavigationBarHide) {
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
            if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
                NavChild.style.display = 'none';
            }
        }
    NavToggle.firstChild.data = NavigationBarShow;

    // if hidden now
    } else if (NavToggle.firstChild.data == NavigationBarShow) {
        for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
            if (hasClass(NavChild, 'NavContent') || hasClass(NavChild, 'NavPic')) {
                NavChild.style.display = 'block';
            }
        }
        NavToggle.firstChild.data = NavigationBarHide;
    }
}

// adds show/hide-button to navigation bars
function createNavigationBarToggleButton(){
    var indexNavigationBar = 0;
    // iterate over all < div >-elements
    var divs = document.getElementsByTagName("div");
    for (var i = 0; NavFrame = divs[i]; i++) {
        // if found a navigation bar
        if (hasClass(NavFrame, "NavFrame")) {

            indexNavigationBar++;
            var NavToggle = document.createElement("a");
            NavToggle.className = 'NavToggle';
            NavToggle.setAttribute('id', 'NavToggle' + indexNavigationBar);
            NavToggle.setAttribute('href', 'javascript:toggleNavigationBar(' + indexNavigationBar + ');');

            var isCollapsed = hasClass( NavFrame, "collapsed" );
            /*
             * Check if any children are already hidden.  This loop is here for backwards compatibility:
             * the old way of making NavFrames start out collapsed was to manually add style="display:none"
             * to all the NavPic/NavContent elements.  Since this was bad for accessibility (no way to make
             * the content visible without JavaScript support), the new recommended way is to add the class
             * "collapsed" to the NavFrame itself, just like with collapsible tables.
             */
            for (var NavChild = NavFrame.firstChild; NavChild != null && !isCollapsed; NavChild = NavChild.nextSibling) {
                if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
                    if ( NavChild.style.display == 'none' ) {
                        isCollapsed = true;
                    }
                }
            }
            if (isCollapsed) {
                for (var NavChild = NavFrame.firstChild; NavChild != null; NavChild = NavChild.nextSibling) {
                    if ( hasClass( NavChild, 'NavPic' ) || hasClass( NavChild, 'NavContent' ) ) {
                        NavChild.style.display = 'none';
                    }
                }
            }
            var NavToggleText = document.createTextNode(isCollapsed ? NavigationBarShow : NavigationBarHide);
            NavToggle.appendChild(NavToggleText);

            // Find the NavHead and attach the toggle link (Must be this complicated because Moz's firstChild handling is borked)
            for(var j=0; j < NavFrame.childNodes.length; j++) {
                if (hasClass(NavFrame.childNodes[j], "NavHead")) {
                    NavToggle.style.color = NavFrame.childNodes[j].style.color;
                    NavFrame.childNodes[j].appendChild(NavToggle);
                }
            }
            NavFrame.setAttribute('id', 'NavFrame' + indexNavigationBar);
        }
    }
}

$( createNavigationBarToggleButton );


/** Table sorting fixes ************************************************
  *
  *  Description: Disables code in table sorting routine to set classes on even/odd rows
  */
ts_alternate_row_colors = false;


/** IPv6 AAAA connectivity testing

var __ipv6wwwtest_factor = 100;
var __ipv6wwwtest_done = 0;
if ((wgServer != "https://secure.wikimedia.org") && (Math.floor(Math.random()*__ipv6wwwtest_factor)==42)) {
    importScript("MediaWiki:Common.js/IPv6.js");
}
**/

/** Magic editintros ****************************************************
 *
 *  Description: Adds editintros on disambiguation pages and BLP pages.
 */

function addEditIntro( name ) {
  $( '.editsection, #ca-edit' ).find( 'a' ).each( function( i, el ) {
    el.href = $(this).attr("href") + '&editintro=' + name;
  });
}

if (wgNamespaceNumber === 0) {
  $(function(){
    if (document.getElementById('disambigbox')) {
      addEditIntro('Template:Disambig_editintro');
    }
  });

  $(function(){
    var cats = document.getElementById('mw-normal-catlinks');
    if (!cats) {
      return;
    }
    cats = cats.getElementsByTagName('a');
    for (var i = 0; i < cats.length; i++) {
      if (cats[i].title == 'Category:Living people' || cats[i].title == 'Category:Possibly living people') {
        addEditIntro('Template:BLP_editintro');
        break;
      }
    }
  });
}

/* End of mw.loader.using callback */
} );

/* DO NOT ADD CODE BELOW THIS LINE */