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ecb972ca66
XML files are parsed into JSON objects on the server, then sent as JSON. Etemplate parses the JSON object on the client side instead of the XML file directly. This is supposed to be faster for IE.
110 lines
2.4 KiB
JavaScript
110 lines
2.4 KiB
JavaScript
/**
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* EGroupware eTemplate2 - JS XML Code
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage api
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* @link http://www.egroupware.org
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* @author Andreas Stöckel
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* @copyright Stylite 2011
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* @version $Id$
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*/
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"use strict";
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/**
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* Loads the given URL asynchronously from the server
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*
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* We make the Ajax call through main-windows jQuery object, to ensure cached copy
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* in main-windows etemplate2 prototype works in IE too!
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*
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* @param {string} _url
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* @param {function} _callback function(_xml)
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* @param {object} _context for _callback
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*/
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function et2_loadXMLFromURL(_url, _callback, _context)
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{
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if (typeof _context == "undefined")
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{
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_context = null;
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}
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// use window object from main window with same algorithm as for the template cache
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var win;
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try {
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if (opener && opener.etemplate2)
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{
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win = opener;
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}
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}
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catch (e) {
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// catch security exception if opener is from a different domain
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}
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if (typeof win == "undefined")
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{
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win = top;
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}
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win.jQuery.ajax({
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url: _url,
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context: _context,
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type: 'GET',
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dataType: 'xml',
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success: function(_data, _status, _xmlhttp){
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_callback.call(_context, _data.documentElement);
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},
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error: function(_xmlhttp, _err) {
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egw().debug('error', 'Loading eTemplate from '+_url+' failed! '+_xmlhttp.status+' '+_xmlhttp.statusText);
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}
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});
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}
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function et2_directChildrenByTagName(_node, _tagName)
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{
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// Normalize the tag name
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_tagName = _tagName.toLowerCase();
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var result = [];
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var children = _node.childNodes || _node.children || [];
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for (var i = 0; i < children.length; i++)
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{
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var child = children[i];
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child.parentNode = _node;
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if (child.nodeName && _tagName === child.nodeName.toLowerCase() || child.tag && _tagName === child.tag)
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{
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result.push(child);
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}
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}
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return result;
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}
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function et2_filteredNodeIterator(_node, _callback, _context)
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{
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if(!_node.children) return;
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for (var i = 0; i < _node.children.length; i++)
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{
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var node = _node.children[i];
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node.parentNode = _node;
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var nodeName = node.tag;
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if (nodeName.charAt(0) != "#")
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{
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_callback.call(_context, node, nodeName);
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}
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}
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}
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function et2_readAttrWithDefault(_node, _name, _default)
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{
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if( _node.getAttribute)
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{
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var val = _node.getAttribute(_name);
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}
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else if (_node.attributes)
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{
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var val = _node.attributes[_name];
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}
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return (val === null || typeof val === 'undefined') ? _default : val;
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}
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