MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */

/** * Collapsible tables; reimplemented with mw-collapsibe * Styling is also in place to avoid FOUC * * Allows tables to be collapsed, showing only the header. See Help:Collapsing. * @version 3.0.0 (2018-05-20) * @source https://www.mediawiki.org/wiki/MediaWiki:Gadget-collapsibleTables.js * @author User:R. Koot * @author User:Krinkle * @author User:TheDJ * @deprecated Since MediaWiki 1.20: Use class="mw-collapsible" instead which * is supported in MediaWiki core. Shimmable since MediaWiki 1.32 */ function makeCollapsibleMwCollapsible( $content ) { var $tables = $content .find( 'table.collapsible:not(.mw-collapsible)' ) .addClass( 'mw-collapsible' );

$.each( $tables, function( index, table ) {		// mw.log.warn( 'This page is using the deprecated class collapsible. Please replace it with mw-collapsible.');		if( $( table ).hasClass( 'collapsed') ) {			$( table ).addClass( 'mw-collapsed' );			// mw.log.warn( 'This page is using the deprecated class collapsed. Please replace it with mw-collapsed.');		}	} ); if( $tables.length > 0 ) { mw.loader.using( 'jquery.makeCollapsible' ).then( function {			$tables.makeCollapsible;		} ); } } mw.hook( 'wikipage.content' ).add( makeCollapsibleMwCollapsible );

/** * Add support to mw-collapsible for autocollapse, innercollapse and outercollapse * * Maintainers: TheDJ */ function mwCollapsibleSetup( $collapsibleContent ) { var $element, $toggle, autoCollapseThreshold = 2; $.each( $collapsibleContent, function (index, element) {		$element = $( element );		if ( $element.hasClass( 'collapsible' ) ) {			$element.find('tr:first > th:first').prepend( $element.find('tr:first > * > .mw-collapsible-toggle'));		}		if ( $collapsibleContent.length >= autoCollapseThreshold && $element.hasClass( 'autocollapse' ) ) {			$element.data( 'mw-collapsible' ).collapse;		} else if ( $element.hasClass( 'innercollapse' ) ) {			if ( $element.parents( '.outercollapse' ).length > 0 ) {				$element.data( 'mw-collapsible' ).collapse;			}		}		// because of colored backgrounds, style the link in the text color		// to ensure accessible contrast		$toggle = $element.find( '.mw-collapsible-toggle' );		if ( $toggle.length ) {			// Make the toggle inherit text color			if( $toggle.parent[0].style.color ) {				$toggle.find( 'a' ).css( 'color', 'inherit' );			}		}	} ); }

mw.hook( 'wikipage.collapsibleContent' ).add( mwCollapsibleSetup );

/** * Dynamic Navigation Bars (experimental) * * Description: See NavFrame. * Maintainers: UNMAINTAINED */ var collapseCaption = 'hide'; var expandCaption = 'show';

// Set up the words in your language var navigationBarHide = '[' + collapseCaption + ']'; var navigationBarShow = '[' + expandCaption + ']';

/** * Shows and hides content and picture (if available) of navigation bars. * * @param {number} indexNavigationBar The index of navigation bar to be toggled * @param {jQuery.Event} event Event object */ function toggleNavigationBar( indexNavigationBar, event ) { var navToggle = document.getElementById( 'NavToggle' + indexNavigationBar ); var navFrame = document.getElementById( 'NavFrame' + indexNavigationBar ); var navChild;

if ( !navFrame || !navToggle ) { return false; }

// If shown now if ( navToggle.firstChild.data === navigationBarHide ) { for ( navChild = navFrame.firstChild; navChild !== null; navChild = navChild.nextSibling ) { if ( $( navChild ).hasClass( 'NavContent' ) || $( navChild ).hasClass( 'NavPic' ) ) { navChild.style.display = 'none'; }		}		navToggle.firstChild.data = navigationBarShow;

// If hidden now } else if ( navToggle.firstChild.data === navigationBarShow ) { for ( navChild = navFrame.firstChild; navChild !== null; navChild = navChild.nextSibling ) { if ( $( navChild ).hasClass( 'NavContent' ) || $( navChild ).hasClass( 'NavPic' ) ) { navChild.style.display = 'block'; }		}		navToggle.firstChild.data = navigationBarHide; }

event.preventDefault; }

/** * Adds show/hide-button to navigation bars. * * @param {jQuery} $content */ function createNavigationBarToggleButton( $content ) { var i, j, navChild, navToggle, navToggleText, isCollapsed, indexNavigationBar = 0; // Iterate over all -elements var $divs = $content.find( 'div.NavFrame:not(.mw-collapsible)' ); $divs.each( function ( i, navFrame ) {		indexNavigationBar++;		navToggle = document.createElement( 'a' );		navToggle.className = 'NavToggle';		navToggle.setAttribute( 'id', 'NavToggle' + indexNavigationBar );		navToggle.setAttribute( 'href', '#' );		$( navToggle ).on( 'click', $.proxy( toggleNavigationBar, null, indexNavigationBar ) );

isCollapsed = $( navFrame ).hasClass( '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 ( navChild = navFrame.firstChild; navChild !== null && !isCollapsed; navChild = navChild.nextSibling ) { if ( $( navChild ).hasClass( 'NavPic' ) || $( navChild ).hasClass( 'NavContent' ) ) { if ( navChild.style.display === 'none' ) { isCollapsed = true; }			}		}		if ( isCollapsed ) { for ( navChild = navFrame.firstChild; navChild !== null; navChild = navChild.nextSibling ) { if ( $( navChild ).hasClass( 'NavPic' ) || $( navChild ).hasClass( 'NavContent' ) ) { navChild.style.display = 'none'; }			}		}		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 ( j = 0; j < navFrame.childNodes.length; j++ ) { if ( $( navFrame.childNodes[j] ).hasClass( 'NavHead' ) ) { navToggle.style.color = navFrame.childNodes[j].style.color; navFrame.childNodes[j].appendChild( navToggle ); }		}		navFrame.setAttribute( 'id', 'NavFrame' + indexNavigationBar ); } ); }

mw.hook( 'wikipage.content' ).add( createNavigationBarToggleButton );