mediawiki-extensions-Multim.../resources/mmv/mmv.ui.js

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/*
* This file is part of the MediaWiki extension MultimediaViewer.
*
* MultimediaViewer is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* MultimediaViewer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MultimediaViewer. If not, see <http://www.gnu.org/licenses/>.
*/
( function ( mw ) {
/**
* @class mw.mmv.ui.Element
* @abstract
* Represents a UI element.
* @constructor
* @param {jQuery} $container
*/
function Element( $container ) {
/** @property {jQuery} $container The element that contains the UI element. */
this.$container = $container;
}
/**
* @method
* Helper function for whitelisting HTML to only keep links and text. Works in-place.
* @param {jQuery} $el
*/
Element.prototype.whitelistHtml = function ( $el ) {
var child, $prev, $child = $el.children().first();
while ( $child && $child.length ) {
child = $child.get( 0 );
if ( child.nodeType !== child.ELEMENT_NODE ) {
return;
}
this.whitelistHtml( $child );
if ( !$child.is( 'a' ) ) {
$prev = $child.prev();
$child.replaceWith( $child.contents() );
} else {
$prev = $child;
}
if ( $prev && $prev.length === 1 ) {
$child = $prev.next();
} else {
$child = $el.children().first();
}
}
};
/**
* @method
* @abstract
* Sets the data for the element.
*/
Element.prototype.set = function () {};
/**
* @method
* @abstract
* Empties the element.
*/
Element.prototype.empty = function () {};
mw.mmv.ui = {};
mw.mmv.ui.Element = Element;
}( mediaWiki ) );