Difference between revisions of "MediaWiki:Common.js"

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/**
 
* Dynamic Navigation Bars. See [[Wikipedia:NavFrame]]
 
*
 
* Based on script from en.wikipedia.org, 2008-09-15.
 
*
 
* @source www.mediawiki.org/wiki/MediaWiki:Gadget-NavFrame.js
 
* @maintainer Helder.wiki, 2012–2013
 
* @maintainer Krinkle, 2013
 
*/
 
( function () {
 
  
// Set up the words in your language
 
var collapseCaption = 'hide';
 
var expandCaption = 'show';
 
 
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} e Event object
 
*/
 
function toggleNavigationBar( indexNavigationBar, e ) {
 
var navChild,
 
navToggle = document.getElementById( 'NavToggle' + indexNavigationBar ),
 
navFrame = document.getElementById( 'NavFrame' + indexNavigationBar );
 
 
// Prevent browser from jumping to href "#"
 
e.preventDefault();
 
 
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;
 
}
 
}
 
 
/**
 
* 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 < div >-elements
 
var $divs = $content.find( 'div.NavFrame' );
 
$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' );
 
// backwards compatibility for old technique where the collapsed class was not yet used
 
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 );
 
 
}());
 
 
/**
 
* Collapsible tables
 
*
 
* Allows tables to be collapsed, showing only the header. See [[Help:Collapsing]].
 
*
 
* @version 2.0.3 (2014-03-14)
 
* @source https://www.mediawiki.org/wiki/MediaWiki:Gadget-collapsibleTables.js
 
* @author [[User:R. Koot]]
 
* @author [[User:Krinkle]]
 
* @deprecated Since MediaWiki 1.20: Use class="mw-collapsible" instead which
 
* is supported in MediaWiki core.
 
*/
 
 
var autoCollapse = 2;
 
var collapseCaption = 'hide';
 
var expandCaption = 'show';
 
var tableIndex = 0;
 
 
function collapseTable( tableIndex ) {
 
var Button = document.getElementById( 'collapseButton' + tableIndex );
 
var Table = document.getElementById( 'collapsibleTable' + tableIndex );
 
 
if ( !Table || !Button ) {
 
return false;
 
}
 
 
var Rows = Table.rows;
 
var i;
 
var $row0 = $(Rows[0]);
 
 
if ( Button.firstChild.data === collapseCaption ) {
 
for ( i = 1; i < Rows.length; i++ ) {
 
Rows[i].style.display = 'none';
 
}
 
Button.firstChild.data = expandCaption;
 
} else {
 
for ( i = 1; i < Rows.length; i++ ) {
 
Rows[i].style.display = $row0.css( 'display' );
 
}
 
Button.firstChild.data = collapseCaption;
 
}
 
}
 
 
function createClickHandler( tableIndex ) {
 
return function ( e ) {
 
e.preventDefault();
 
collapseTable( tableIndex );
 
};
 
}
 
 
function createCollapseButtons( $content ) {
 
var NavigationBoxes = {};
 
var $Tables = $content.find( 'table' );
 
var i;
 
 
$Tables.each( function( i, table ) {
 
if ( $(table).hasClass( 'collapsible' ) ) {
 
 
/* only add button and increment count if there is a header row to work with */
 
var HeaderRow = table.getElementsByTagName( 'tr' )[0];
 
if ( !HeaderRow ) {
 
return;
 
}
 
var Header = table.getElementsByTagName( 'th' )[0];
 
if ( !Header ) {
 
return;
 
}
 
 
NavigationBoxes[ tableIndex ] = table;
 
table.setAttribute( 'id', 'collapsibleTable' + tableIndex );
 
 
var Button    = document.createElement( 'span' );
 
var ButtonLink = document.createElement( 'a' );
 
var ButtonText = document.createTextNode( collapseCaption );
 
// Styles are declared in [[MediaWiki:Common.css]]
 
Button.className = 'collapseButton';
 
 
ButtonLink.style.color = Header.style.color;
 
ButtonLink.setAttribute( 'id', 'collapseButton' + tableIndex );
 
ButtonLink.setAttribute( 'href', '#' );
 
$( ButtonLink ).on( 'click', createClickHandler( tableIndex ) );
 
ButtonLink.appendChild( ButtonText );
 
 
Button.appendChild( document.createTextNode( '[' ) );
 
Button.appendChild( ButtonLink );
 
Button.appendChild( document.createTextNode( ']' ) );
 
 
Header.insertBefore( Button, Header.firstChild );
 
tableIndex++;
 
}
 
} );
 
 
for ( i = 0;  i < tableIndex; i++ ) {
 
if ( $( NavigationBoxes[i] ).hasClass( 'collapsed' ) ||
 
( tableIndex >= autoCollapse && $( NavigationBoxes[i] ).hasClass( 'autocollapse' ) )
 
) {
 
collapseTable( i );
 
}
 
}
 
}
 
 
mw.hook( 'wikipage.content' ).add( createCollapseButtons );
 

Latest revision as of 18:30, 6 June 2018