MediaWiki:Common.js: Difference between revisions

Revision as of 14:19, 20 November 2011

/**
 * 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
 */
function getURLParamValue(paramName, url) {
	return mw.util.getParamValue(paramName, url);
}

/** &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$/) ) {
    importStylesheet(extraCSS);
}
var extraJS = mw.util.getParamValue("withJS");
if ( extraJS && extraJS.match(/^MediaWiki:[^&<>=%]*\.js$/) ) {
    importScript(extraJS);
}


/* Import more specific scripts if necessary */
if (wgAction == 'edit' || wgAction == 'submit' || wgPageName == 'Special:Upload') { //scripts specific to editing pages
    importScript('MediaWiki:Common.js/edit.js');
}
else if (mw.config.get('wgPageName') == 'Special:Watchlist') { //watchlist scripts
    mw.loader.load(mw.config.get('wgServer') + mw.config.get('wgScript') + '?title=MediaWiki:Common.js/watchlist.js&action=raw&ctype=text/javascript&smaxage=21600&maxage=86400');
}

if ( wgNamespaceNumber == 6 ) {
    importScript('MediaWiki:Common.js/file.js');
}


/* Scripts specific to Internet Explorer */
if (navigator.appName == 'Microsoft Internet Explorer'){
    /** Internet Explorer bug fix **************************************************
     *
     *  Description: Fixes IE horizontal scrollbar bug
     *  Maintainers: [[User:Tom-]]?
     */
    
    var oldWidth;
    var docEl = document.documentElement;
    
    var fixIEScroll = function() {
        if (!oldWidth || docEl.clientWidth > oldWidth) {
            doFixIEScroll();
        } else {
            setTimeout(doFixIEScroll, 1);
        }
        
        oldWidth = docEl.clientWidth;
    };
    
    var doFixIEScroll = function () {
        docEl.style.overflowX = (docEl.scrollWidth - docEl.clientWidth < 4) ? "hidden" : "";
    };
    
    document.attachEvent("onreadystatechange", fixIEScroll);
    document.attachEvent("onresize", fixIEScroll);
    
    // In print IE (7?) does not like line-height
    mw.util.addCSS( '@media print { sup, sub, p, .documentDescription { line-height: normal; }}');

    // IE overflow bug
    mw.util.addCSS('div.overflowbugx { overflow-x: scroll !important; overflow-y: hidden !important; } '
      + 'div.overflowbugy { overflow-y: scroll !important; overflow-x: hidden !important; }');

    // IE zoomfix
    // Use to fix right floating div/table inside tables
    mw.util.addCSS('.iezoomfix div, .iezoomfix table { zoom: 1;}');

    // Import scripts specific to Internet Explorer 6
    if (navigator.appVersion.substr(22, 1) == '6') {
        importScript('MediaWiki:Common.js/IE60Fixes.js');
    }
}

/* Load fixes for Windows font rendering */
if( navigator.platform.indexOf( "Win" ) != -1 ) {
    importStylesheet( 'MediaWiki:Common.css/WinFixes.css' );
}

/* Helper script for .hlist class in common.css
 * Maintainer: [[User:Edokter]]
 */
 
if ( $.browser.msie ) {
  /* remove interpunct from last list items in IE 8 */
  if ( $.browser.version == '8.0' ) {
    $( '.hlist' ).find( 'dd:last-child, dt:last-child, li:last-child' )
      .addClass( 'nopunct' );
  }
  /* Generate interpuncts and parens for IE < 8 */
  if ( $.browser.version < '8.0' ) {
    $( '.hlist' ).find( 'dd + dd, dd + dt, dt + dd, dt + dt, li + li' ).prev()
      .append( '<b>·</b> ' );
    $( '.hlist dl dl, .hlist ol ol, .hlist ul ul' )
      .prepend( '( ' ).append( ') ' );
  }
}

/* Test if an element has a certain class
 * Maintainers: [[User:Mike Dillon]], [[User:R. Koot]], [[User:SG]]
 *
 * @deprecated:  Use $(element).hasClass() instead.
 */

var hasClass = (function () {
    var reCache = {};
    return function (element, className) {
        return (reCache[className] ? reCache[className] : (reCache[className] = new RegExp("(?:\\s|^)" + className + "(?:\\s|$)"))).test(element.className);
    };
})();


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

var autoCollapse = 2;
var collapseCaption = "hide";
var expandCaption = "show";

function collapseTable( 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.childNodes[0] );
            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
function toggleNavigationBar(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
  *  Maintainers: [[User:Random832]]
  */
ts_alternate_row_colors = false;