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586 lines
15 KiB
JavaScript
586 lines
15 KiB
JavaScript
/**
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* EGroupware eTemplate2 - JS file which contains the complete et2 module
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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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/*egw:uses
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// Include all widget classes here
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et2_widget_template;
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et2_widget_grid;
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et2_widget_box;
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et2_widget_hbox;
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et2_widget_groupbox;
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et2_widget_button;
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et2_widget_color;
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et2_widget_description;
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et2_widget_textbox;
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et2_widget_number;
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et2_widget_url;
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et2_widget_selectbox;
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et2_widget_checkbox;
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et2_widget_radiobox;
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et2_widget_date;
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et2_widget_diff;
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et2_widget_styles;
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et2_widget_html;
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et2_widget_htmlarea;
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et2_widget_tabs;
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et2_widget_tree;
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et2_widget_historylog;
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et2_widget_hrule;
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et2_widget_image;
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et2_widget_file;
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et2_widget_link;
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et2_widget_progress;
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et2_widget_selectAccount;
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et2_widget_ajaxSelect;
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et2_widget_vfs;
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et2_widget_itempicker;
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et2_extension_nextmatch;
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et2_extension_customfields;
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// Requirements for the etemplate2 object
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et2_core_common;
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et2_core_xml;
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et2_core_arrayMgr;
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et2_core_interfaces;
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et2_core_legacyJSFunctions;
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// Include the client side api core
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jsapi.egw_core;
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jsapi.egw_json;
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*/
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/**
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* The etemplate2 class manages a certain etemplate2 instance.
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*
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* @param _container is the DOM-Node into which the DOM-Nodes of this instance
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* should be inserted
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* @param _submitURL is the URL to which the form data should be submitted.
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*/
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function etemplate2(_container, _menuaction)
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{
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if (typeof _menuaction == "undefined")
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{
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_menuaction = "etemplate::ajax_process_content";
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}
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// Copy the given parameters
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this.DOMContainer = _container;
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this.menuaction = _menuaction;
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// Preset the object variable
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this.widgetContainer = null;
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// List of templates (XML) that are known, but not used. Indexed by id.
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this.templates = {};
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// Connect to the window resize event
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$j(window).resize(this, function(e) {e.data.resize()});
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}
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/**
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* Calls the resize event of all widgets
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*/
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etemplate2.prototype.resize = function()
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{
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if (this.widgetContainer)
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{
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// Call the "resize" event of all functions which implement the
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// "IResizeable" interface
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this.widgetContainer.iterateOver(function(_widget) {
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_widget.resize();
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}, this, et2_IResizeable);
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}
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}
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/**
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* Clears the current instance.
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*/
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etemplate2.prototype.clear = function()
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{
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if (this.widgetContainer != null)
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{
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// $j(':input',this.DOMContainer).validator().data("validator").destroy();
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this.widgetContainer.free();
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this.widgetContainer = null;
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}
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// Remove self from the index
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for(name in this.templates)
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{
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if(typeof etemplate2._byTemplate[name] == "undefined") continue;
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for(var i = 0; i < etemplate2._byTemplate[name].length; i++)
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{
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if(etemplate2._byTemplate[name][i] == this)
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{
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etemplate2._byTemplate[name].splice(i,1);
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}
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}
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}
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this.templates = {};
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}
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/**
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* Creates an associative array containing the data array managers for each part
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* of the associative data array. A part is something like "content", "readonlys"
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* or "sel_options".
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*/
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etemplate2.prototype._createArrayManagers = function(_data)
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{
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if (typeof _data == "undefined")
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{
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_data = {};
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}
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// Create all neccessary _data entries
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var neededEntries = ["content", "sel_options", "readonlys", "modifications",
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"validation_errors"];
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for (var i = 0; i < neededEntries.length; i++)
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{
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if (typeof _data[neededEntries[i]] == "undefined" || !_data[neededEntries[i]])
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{
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egw.debug("log", "Created not passed entry '" + neededEntries[i] +
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"' in data array.");
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_data[neededEntries[i]] = {};
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}
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}
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var result = {};
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// Create an array manager object for each part of the _data array.
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for (var key in _data)
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{
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switch (key) {
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case "etemplate_exec_id": // already processed
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case "app_header":
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break;
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case "readonlys":
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result[key] = new et2_readonlysArrayMgr(_data[key]);
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break;
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default:
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result[key] = new et2_arrayMgr(_data[key]);
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}
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}
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return result;
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}
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/**
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* Loads the template from the given URL and sets the data object
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*/
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etemplate2.prototype.load = function(_name, _url, _data)
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{
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egw().debug("info", "Loaded data", _data);
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// Appname should be first part of the template name
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var split = _name.split('.');
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var appname = split[0];
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// Create the document fragment into which the HTML will be injected
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var frag = document.createDocumentFragment();
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// Asynchronously load the XET file (code below is executed ahead of the
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// code in the callback function)
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et2_loadXMLFromURL(_url, function(_xmldoc) {
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// Scan for templates and store them
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for(var i = 0; i < _xmldoc.childNodes.length; i++) {
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var template = _xmldoc.childNodes[i];
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if(template.nodeName.toLowerCase() != "template") continue;
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this.templates[template.getAttribute("id")] = template;
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}
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// Read the XML structure of the requested template
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this.widgetContainer.loadFromXML(this.templates[_name]);
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// Inform the widget tree that it has been successfully loaded.
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this.widgetContainer.loadingFinished();
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// Insert the document fragment to the DOM Container
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this.DOMContainer.appendChild(frag);
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// Add into indexed list
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if(typeof etemplate2._byTemplate[_name] == "undefined")
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{
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etemplate2._byTemplate[_name] = [];
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}
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etemplate2._byTemplate[_name].push(this);
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// Trigger the "resize" event
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this.resize();
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}, this);
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// Clear any existing instance
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this.clear();
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// Create the basic widget container and attach it to the DOM
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this.widgetContainer = new et2_container(null);
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this.widgetContainer.setApiInstance(egw(appname, egw.elemWindow(this.DOMContainer)));
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this.widgetContainer.setInstanceManager(this);
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this.widgetContainer.setParentDOMNode(this.DOMContainer);
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// store the id to submit it back to server
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if(_data) {
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this.etemplate_exec_id = _data.etemplate_exec_id;
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}
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// set app_header
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if (window.opener) { // popup
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document.title = _data.app_header;
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} else {
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// todo for idots or jdots framework
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}
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// Split the given data into array manager objects and pass those to the
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// widget container
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this.widgetContainer.setArrayMgrs(this._createArrayManagers(_data));
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}
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etemplate2.prototype.submit = function(button)
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{
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// Validator
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/*var valid = true;
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var inputs = $j(':input',this.DOMContainer).each(function() {
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if(typeof $j(this).data("validator") == "undefined") return true;
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valid = valid && $j(this).data("validator").checkValidity();
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return true;
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});
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if(!valid) return false;*/
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// Get the form values
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var values = this.getValues(this.widgetContainer);
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// Trigger the submit event
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var canSubmit = true;
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this.widgetContainer.iterateOver(function(_widget) {
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if (_widget.submit(values) === false)
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{
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canSubmit = false;
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}
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}, this, et2_ISubmitListener);
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if (canSubmit)
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{
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// Button parameter used for submit buttons in datagrid
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// TODO: This should probably go in nextmatch's getValues(), along with selected rows somehow.
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// I'm just not sure how.
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if(button && !values.button)
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{
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values.button = button.id
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var path = button.getPath();
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var target = values;
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for(var i = 0; i < path.length; i++)
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{
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if(!values[path[i]]) values[path[i]] = {};
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target = values[path[i]];
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}
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if(target != values)
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{
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var indexes = button.id.split('[');
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if (indexes.length > 1)
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{
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indexes = [indexes.shift(), indexes.join('[')];
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indexes[1] = indexes[1].substring(0,indexes[1].length-1);
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var children = indexes[1].split('][');
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if(children.length)
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{
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indexes = jQuery.merge([indexes[0]], children);
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}
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}
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var idx = '';
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for(var i = 0; i < indexes.length; i++)
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{
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idx = indexes[i];
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if(!target[idx] || target[idx]['$row_cont']) target[idx] = i < indexes.length -1 ? {} : true;
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target = target[idx];
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}
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}
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}
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// Create the request object
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if (typeof egw_json_request != "undefined" && this.menuaction)
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{
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var api = this.widgetContainer.egw();
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var request = api.json(this.menuaction, [this.etemplate_exec_id,values], null, this);
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request.sendRequest();
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}
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else
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{
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egw.debug("info", "Form got submitted with values: ", values);
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}
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}
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}
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/**
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* Does a full form post submit.
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* Only use this one if you need it, use the ajax submit() instead
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*/
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etemplate2.prototype.postSubmit = function()
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{
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// Get the form values
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var values = this.getValues(this.widgetContainer);
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// Trigger the submit event
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var canSubmit = true;
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this.widgetContainer.iterateOver(function(_widget) {
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if (_widget.submit(values) === false)
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{
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canSubmit = false;
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}
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}, this, et2_ISubmitListener);
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if (canSubmit)
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{
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var form = jQuery("<form id='form' action='"+egw().webserverUrl +
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"/etemplate/process_exec.php?menuaction=" + this.widgetContainer.egw().getAppName()+ "' method='POST'>");
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var etemplate_id = jQuery(document.createElement("input"))
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.attr("name",'etemplate_exec_id')
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.attr("type",'hidden')
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.val(this.etemplate_exec_id)
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.appendTo(form);
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var input = document.createElement("input");
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input.type = "hidden";
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input.name = 'value';
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input.value = egw().jsonEncode(values);
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form.append(input);
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form.appendTo(jQuery('body')).submit();
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}
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}
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/**
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* Fetches all input element values and returns them in an associative
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* array. Widgets which introduce namespacing can use the internal _target
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* parameter to add another layer.
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*/
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etemplate2.prototype.getValues = function(_root)
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{
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var result = {};
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// Iterate over the widget tree
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_root.iterateOver(function(_widget) {
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// The widget must have an id to be included in the values array
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if (_widget.id == "")
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{
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return;
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}
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// Get the path to the node we have to store the value at
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var path = _widget.getPath();
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// check if id contains a hierachical name, eg. "button[save]"
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var id = _widget.id;
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var indexes = id.split('[');
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if (indexes.length > 1)
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{
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indexes = [indexes.shift(), indexes.join('[')];
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indexes[1] = indexes[1].substring(0,indexes[1].length-1);
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var children = indexes[1].split('][');
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if(children.length)
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{
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indexes = jQuery.merge([indexes[0]], children);
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}
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path = path.concat(indexes);
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// Take the last one as the ID
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id = path.pop();
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}
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// Set the _target variable to that node
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var _target = result;
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for (var i = 0; i < path.length; i++)
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{
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// Create a new object for not-existing path nodes
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if (typeof _target[path[i]] === 'undefined')
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{
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_target[path[i]] = {};
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}
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// Check whether the path node is really an object
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if (typeof _target[path[i]] === 'object')
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{
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_target = _target[path[i]];
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}
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else
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{
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egw.debug("error", "ID collision while writing at path " +
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"node '" + path[i] + "'");
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}
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}
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// Handle arrays, eg radio[]
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if(id === "")
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{
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id = typeof _target == "undefined" ? 0 : Object.keys(_target).length;
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}
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var value = _widget.getValue();
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// Check whether the entry is really undefined
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if (typeof _target[id] != "undefined" && (typeof _target[id] != 'object' || typeof value != 'object'))
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{
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egw.debug("error", _widget, "Overwriting value of '" + _widget.id +
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"', id exists twice!");
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}
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// Store the value of the widget and reset its dirty flag
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if (value !== null)
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{
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// Merge, if possible (link widget)
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if(typeof _target[id] == 'object' && typeof value == 'object')
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{
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_target[id] = jQuery.extend({},_target[id],value);
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}
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else
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{
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_target[id] = value;
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}
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}
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else if (jQuery.isEmptyObject(_target))
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{
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// Avoid sending back empty sub-arrays
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_target = result
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for (var i = 0; i < path.length-1; i++)
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{
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_target = _target[path[i]];
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}
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delete _target[path[path.length-1]];
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}
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_widget.resetDirty();
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}, this, et2_IInput);
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egw().debug("info", "Value", result);
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return result;
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}
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/**
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* "Intelligently" refresh the template based on the given ID
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*
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* Rather than blindly re-load the entire template, we try to be a little smarter about it.
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* If there's a message provided, we try to find where it goes and set it directly. Then
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* we look for a nextmatch widget, and tell it to refresh its data based on that ID.
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*
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* @param msg String Message to try to display. eg: "Entry added"
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* @param id String|null Application specific entry ID to try to refresh
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* @param type String|null Type of change. One of 'edit', 'delete', 'add' or null
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*
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* @see jsapi.egw_refresh()
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* @see egw_fw.egw_refresh()
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*/
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etemplate2.prototype.refresh = function(msg, id, type)
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{
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// We use et2_baseWidget in case the app uses something like HTML instead of label
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var msg_widget = this.widgetContainer.getWidgetById("msg");
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if(msg_widget)
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{
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msg_widget.set_Value(msg);
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msg_widget.set_disabled(msg.trim().length == 0);
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// In case parent(s) have been disabled, just show it all
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// TODO: Fix this so messages go in a single, well defined place that don't get disabled
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$j(msg_widget.getDOMNode()).parents().show();
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}
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this.widgetContainer.iterateOver(function(_widget) {
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// TODO: This is not quite right - will restrict to just this one row
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/*
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if(_widget.options.settings && _widget.options.settings.row_id)
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{
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_widget.activeFilters[_widget.options.settings.row_id] = id;
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}
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*/
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// Trigger refresh
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_widget.applyFilters();
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}, this, et2_nextmatch);
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}
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// Some static things to make getting into widget context a little easier //
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/**
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* List of etemplates by loaded template
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*/
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etemplate2._byTemplate = {};
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/**
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* Get a list of etemplate2 objects that loaded the given template name
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*
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* @param template String Name of the template that was loaded
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*
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* @return Array list of etemplate2 that have that template
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*/
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etemplate2.getByTemplate = function(template)
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{
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if(typeof etemplate2._byTemplate[template] != "undefined")
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{
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return etemplate2._byTemplate[template];
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}
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else
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{
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// Return empty array so you can always iterate over results
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return [];
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}
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};
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/**
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* Get a list of etemplate2 objects that are associated with the given application
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*
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* "Associated" is determined by the first part of the template
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*
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* @param template String Name of the template that was loaded
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*
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* @return Array list of etemplate2 that have that app as the first part of their loaded template
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*/
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etemplate2.getByApplication = function(app)
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{
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var list = [];
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for(var name in etemplate2._byTemplate)
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|
{
|
|
if(name.indexOf(app + ".") == 0)
|
|
{
|
|
list = list.concat(etemplate2._byTemplate[name]);
|
|
}
|
|
}
|
|
return list;
|
|
}
|
|
|
|
function etemplate2_handle_load(_type, _response)
|
|
{
|
|
// Check the parameters
|
|
var data = _response.data;
|
|
if (typeof data.url == "string" && typeof data.data === 'object')
|
|
{
|
|
this.load(data.name, data.url, data.data);
|
|
return true;
|
|
}
|
|
|
|
throw("Error while parsing et2_load response");
|
|
}
|
|
|
|
function etemplate2_handle_validation_error(_type, _response)
|
|
{
|
|
// Display validation errors
|
|
//$j(':input',this.DOMContainer).data("validator").invalidate(_response.data);
|
|
egw().debug("warn","Validation errors", _response.data);
|
|
}
|
|
|
|
// Calls etemplate2_handle_response in the context of the object which
|
|
// requested the response from the server
|
|
egw(window).registerJSONPlugin(etemplate2_handle_load, null, 'et2_load');
|
|
egw(window).registerJSONPlugin(etemplate2_handle_validation_error, null, 'et2_validation_error');
|
|
|