mirror of
https://github.com/EGroupware/egroupware.git
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714 lines
20 KiB
JavaScript
714 lines
20 KiB
JavaScript
/**
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* EGroupware eTemplate2 - JS Tree object
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*
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* @link http://community.egroupware.org/egroupware/phpgwapi/js/dhtmlxtree/docsExplorer/dhtmlxtree/
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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 Nathan Gray
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* @author Ralf Becker
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* @copyright Nathan Gray 2011
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* @version $Id$
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*/
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"use strict";
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/*egw:uses
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et2_core_inputWidget;
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/phpgwapi/js/egw_action/egw_dragdrop_dhtmlx_tree.js;
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/phpgwapi/js/dhtmlxtree/js/dhtmlXCommon.js;
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// using debugable and fixed source of dhtmltree instead: /phpgwapi/js/dhtmlxtree/js/dhtmlXTree.js;
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/phpgwapi/js/dhtmlxtree/dhtmlxTree/sources/dhtmlxtree.js;
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/phpgwapi/js/dhtmlxtree/dhtmlxTree/sources/ext/dhtmlxtree_json.js;
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// /phpgwapi/js/dhtmlxtree/dhtmlxTree/sources/ext/dhtmlxtree_start.js;
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*/
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/**
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* Tree widget
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*
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* For syntax of nodes supplied via sel_optons or autoloading refer to etemplate_widget_tree class.
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*
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* @augments et2_inputWidget
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*/
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var et2_tree = et2_inputWidget.extend(
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{
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attributes: {
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"multiple": {
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"name": "multiple",
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"type": "boolean",
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"default": false,
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"description": "Allow selecting multiple options"
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},
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"select_options": {
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"type": "any",
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"name": "Select options",
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"default": {},
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"description": "Used to set the tree options."
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},
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"onclick": {
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"name": "onClick",
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"type": "js",
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"description": "JS code which gets executed when clicks on text of a node"
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},
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"onselect": {
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"name": "onSelect",
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"type": "js",
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"description": "Javascript executed when user selects a node"
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},
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"oncheck": {
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"name": "onCheck",
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"type": "js",
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"description": "Javascript executed when user checks a node"
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},
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// onChange event is mapped depending on multiple to onCheck or onSelect
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"image_path": {
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"name": "Image directory",
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"type": "string",
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"default": this.egw().webserverUrl + "/phpgwapi/templates/default/images/dhtmlxtree/",
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"description": "Directory for tree structure images"
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},
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"value": {
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"type": "any",
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"default": {}
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},
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"actions": {
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"name": "Actions array",
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"type": "any",
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"default": et2_no_init,
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"description": "List of egw actions that can be done on the tree. This includes context menu, drag and drop. TODO: Link to action documentation"
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},
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"autoloading": {
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"name": "Autoloading",
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"type": "string",
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"default": "",
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"description": "JSON URL or menuaction to be called for nodes marked with child=1, but not having children, GET parameter selected contains node-id"
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},
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"std_images": {
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"name": "Standard images",
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"type": "string",
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"default": "",
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"description": "comma-separated names of icons for a leaf, closed and opend folder (default: leaf.gif,folderClosed.gif,folderOpen.gif), images with extension get loaded from image_path, just 'image' or 'appname/image' are allowed too"
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}
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},
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/**
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* Constructor
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*
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* @memberOf et2_tree
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*/
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init: function() {
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this._super.apply(this, arguments);
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this.input = null;
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this.div = $j(document.createElement("div")).addClass("dhtmlxTree");
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this.setDOMNode(this.div[0]);
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},
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destroy: function() {
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if(this.input)
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{
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this.input.destructor();
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}
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this.input = null;
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this._super.apply(this, arguments);
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},
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/**
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* Get tree items from the sel_options data array
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*/
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transformAttributes: function(_attrs) {
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this._super.apply(this, arguments);
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// If select_options are already known, skip the rest
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if(this.options && this.options.select_options && !jQuery.isEmptyObject(this.options.select_options))
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{
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return;
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}
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var name_parts = this.id.replace(/]/g,'').split('[');
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// Try to find the options inside the "sel-options" array
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if(this.getArrayMgr("sel_options"))
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{
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// Select options tend to be defined once, at the top level, so try that first
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var content_options = this.getArrayMgr("sel_options").getRoot().getEntry(name_parts[name_parts.length-1]);
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// Try again according to ID
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if(!content_options) content_options = this.getArrayMgr("sel_options").getEntry(this.id);
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if(_attrs["select_options"] && content_options)
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{
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_attrs["select_options"] = jQuery.extend({},_attrs["select_options"],content_options);
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} else if (content_options) {
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_attrs["select_options"] = content_options;
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}
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}
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// Check whether the options entry was found, if not read it from the
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// content array.
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if (_attrs["select_options"] == null)
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{
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// Again, try last name part at top level
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var content_options = this.getArrayMgr('content').getRoot().getEntry(name_parts[name_parts.length-1]);
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// If that didn't work, check according to ID
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_attrs["select_options"] = content_options ? content_options : this.getArrayMgr('content')
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.getEntry("options-" + this.id);
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}
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// Default to an empty object
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if (_attrs["select_options"] == null)
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{
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_attrs["select_options"] = {};
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}
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},
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// overwrite default onclick to do nothing, as we install onclick via dhtmlxtree
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click: function(_node) {},
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createTree: function(widget) {
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widget.input = new dhtmlXTreeObject({
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parent: widget.div[0],
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width: '100%',
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height: '100%',
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image_path: widget.options.image_path,
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checkbox: widget.options.multiple,
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});
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if (widget.options.std_images)
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{
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widget.setImages.apply(widget, widget.options.std_images.split(','));
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}
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// Add in the callback so we can keep the two in sync
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widget.input.AJAX_callback = function() { widget._dhtmlxtree_json_callback(JSON.parse(this.response), widget.input.lastLoadedXMLId);};
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if (widget.options.autoloading)
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{
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var url = widget.options.autoloading;
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if (url.charAt(0) != '/' && url.substr(0,4) != 'http')
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{
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url = '/json.php?menuaction='+url;
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}
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if (url.charAt(0) == '/') url = egw.webserverUrl+url;
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this.autoloading_url = url;
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widget.input.setXMLAutoLoading(url);
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widget.input.setDataMode('JSON');
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}
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},
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/**
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* Install event handlers on tree
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*
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* @param _name
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* @param _handler
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*/
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_install_handler: function(_name, _handler)
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{
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if (typeof _handler == 'function')
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{
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if(this.input == null) this.createTree(this);
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// automatic convert onChange event to oncheck or onSelect depending on multiple is used or not
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if (_name == 'onchange') _name = this.options.multiple ? 'oncheck' : 'onselect';
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var handler = _handler;
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var widget = this;
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this.input.attachEvent(_name, function(_id){
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var args = jQuery.makeArray(arguments);
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// splice in widget as 2. parameter, 1. is new node-id, now 3. is old node id
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args.splice(1, 0, widget);
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handler.apply(this, args);
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});
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}
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},
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set_onchange: function(_handler) { this._install_handler('onchange', _handler); },
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set_onclick: function(_handler) { this._install_handler('onclick', _handler); },
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set_onselect: function(_handler) { this._install_handler('onselect', _handler); },
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set_select_options: function(options)
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{
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var custom_images = false;
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this.options.select_options = options;
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if(this.input == null)
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{
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this.createTree(this);
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}
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// Structure data for category tree
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if(this._type == 'tree-cat' && !jQuery.isArray(options)) {
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var data = {id:0,item:[]};
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var stack = [];
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for(var key in options)
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{
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// See if item has an icon
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if(options[key].data && typeof options[key].data.icon !== 'undefined' && options[key].data.icon)
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{
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var img = this.egw().image(options[key].data.icon, options[key].appname);
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if(img)
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{
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custom_images = true;
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options[key].im0 = options[key].im1 = options[key].im2 = img;
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}
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}
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// Item color - not working
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if(options[key].data && typeof options[key].data.color !== 'undefined' && options[key].data.color)
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this.autoloading_url = url;
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{
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options[key].style += "background-color ='"+options[key].data.color+"';";
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}
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// Tooltip
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if(options[key].description && !options[key].tooltip)
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{
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options[key].tooltip = options[key].description;
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}
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var parent_id = parseInt(options[key]['parent']);
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if(isNaN(parent_id)) parent_id = 0;
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if(!stack[parent_id]) stack[parent_id] = [];
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stack[parent_id].push(options[key]);
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}
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if(custom_images)
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{
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var path = this.input.iconURL;
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this.input.setIconPath("");
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for(var k = 0; k < this.input.imageArray.length; k++)
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this.input.imageArray[k] = path + this.input.imageArray[k];
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}
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var f=function(data,f) {
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if (stack[data.id])
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{
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data.item=stack[data.id];
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for (var j=0; j<data.item.length; j++)
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{
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f(data.item[j],f);
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}
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}
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};
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f(data,f);
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options = data;
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}
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// if no options given, but autoloading url, use that to load initial nodes
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if (typeof options.id == 'undefined' && this.input.XMLsource)
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this.input.loadJSON(this.input.XMLsource);
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else
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this.input.loadJSONObject(options);
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},
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set_value: function(new_value) {
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this.value = this._oldValue = (typeof new_value === 'string' && this.options.multiple ? new_value.split(',') : new_value);
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if(this.input == null) return;
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if (this.options.multiple)
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{
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// Clear all checked
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var checked = this.input.getAllChecked().split(this.input.dlmtr);
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for(var i = 0; i < checked.length; i++)
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{
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this.input.setCheck(checked[i], false);
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}
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// Check selected
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for(var i = 0; i < this.value.length; i++)
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{
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this.input.setCheck(this.value[i], true);
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this.input.openItem(this.value[i]);
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}
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}
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else
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{
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this.input.selectItem(this.value, false); // false = do not trigger onSelect
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this.input.openItem(this.value);
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}
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},
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/**
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* Links actions to tree nodes
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*
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* @param Object[ {ID: attributes..}+] as for set_actions
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*/
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_link_actions: function(actions)
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{
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// Get the top level element for the tree
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var objectManager = egw_getAppObjectManager(true);
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var treeObj = objectManager.getObjectById(this.id);
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if (treeObj == null) {
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// Add a new container to the object manager which will hold the tree
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// objects
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treeObj = objectManager.addObject(this.id, null, EGW_AO_FLAG_IS_CONTAINER);
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}
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// Delete all old objects
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treeObj.clear();
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// Go over the tree parts & add links
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var action_links = this._get_action_links(actions);
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if (typeof this.options.select_options != 'undefined')
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{
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// Iterate over the options (leaves) and add action to each one
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var apply_actions = function(treeObj, option)
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{
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// Add a new action object to the object manager
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var obj = treeObj.addObject((typeof option.id == 'number'?String(option.id):option.id), new dhtmlxtreeItemAOI(this.input, option.id));
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obj.updateActionLinks(action_links);
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if(option.item && option.item.length > 0)
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{
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for(var i = 0; i < option.item.length; i++)
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{
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apply_actions.call(this, treeObj, option.item[i]);
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}
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}
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};
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apply_actions.call(this, treeObj, this.options.select_options);
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}
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},
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/**
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* getValue, retrieves the Id of the selected Item
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* @return string or object or null
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*/
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getValue: function() {
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if(this.input == null) return null;
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return this.options.multiple ? this.input.getAllChecked().split(this.input.dlmtr) : this.input.getSelectedItemId();
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},
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/**
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* getSelectedLabel, retrieves the Label of the selected Item
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* @return string or null
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*/
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getSelectedLabel: function() {
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if(this.input == null) return null;
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if (this.options.multiple)
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{
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/*
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var out = [];
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var checked = this.input.getAllChecked().split(this.input.dlmtr);
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for(var i = 0; i < checked.length; i++)
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{
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out.push(this.input.getItemText(checked[i]));
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}
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return out;
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*/
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return null; // not supported yet
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}
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else
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{
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return this.input.getSelectedItemText();
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}
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},
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/**
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* renameItem, renames an item by id
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* @param _id ID of the node
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* @param _newid ID of the node
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* @param _label label to set
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* @return void
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*/
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renameItem: function(_id, _newItemId, _label) {
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if(this.input == null) return null;
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this.input.changeItemId(_id,_newItemId);
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// Update action
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// since the action ID has to = this.id, getObjectById() won't work
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var treeObj = egw_getAppObjectManager().getObjectById(this.id);
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for(var i=0; i < treeObj.children.length; i++)
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{
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if(treeObj.children[i].iface && treeObj.children[i].iface.id == _id)
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{
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treeObj.children[i].iface.id = _newItemId;
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}
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}
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if (typeof _label != 'undefined') this.input.setItemText(_newItemId,_label);
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},
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/**
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* deleteItem, deletes an item by id
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* @param _id ID of the node
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* @param _selectParent select the parent node true/false
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* @return void
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*/
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deleteItem: function(_id, _selectParent) {
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if(this.input == null) return null;
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this.input.deleteItem(_id, _selectParent);
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// Update action
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// since the action ID has to = this.id, getObjectById() won't work
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var treeObj = egw_getAppObjectManager().getObjectById(this.id);
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for(var i=0; i < treeObj.children.length; i++)
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{
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if(treeObj.children[i].iface && treeObj.children[i].iface.id == _id)
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{
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delete treeObj.children[i].iface.id;
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delete treeObj.children[i].iface.node;
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}
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}
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},
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/**
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* Updates a leaf of the tree by requesting new information from the server using the
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* autoloading attribute.
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*
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* @param _id ID of the node
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* @return void
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*/
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refreshItem: function(_id) {
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if(this.input == null) return null;
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this.input.deleteChildItems(_id);
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this.input.setDataMode('JSON');
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/* Can't use this, it doesn't allow a callback
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this.input.refreshItem(_id);
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*/
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var self = this;
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this.input.loadJSON(this.egw().link(this.autoloading_url, {id: _id}),
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function() { self._dhtmlxtree_json_callback(JSON.parse(this.response), _id);}
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);
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},
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/**
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* Callback for after using dhtmlxtree's AJAX loading
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* The tree has visually already been updated at this point, we just need
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* to update the internal data.
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*
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* @param Object new_data Fresh data for the tree
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* @param Object update_option_id optional If provided, only update that node (and children) with the
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* provided data instead of the whole thing. Allows for partial updates.
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* @return void
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*/
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_dhtmlxtree_json_callback: function(new_data, update_option_id) {
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// not sure if it makes sense to try update_option_id, so far I only seen it to be -1
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var parent_id = typeof update_option_id != 'undefined' && update_option_id != -1 ? update_option_id : new_data.id;
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// find root of loaded data to merge it there
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var option = this._find_in_item(parent_id, this.options.select_options);
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// if we found it, merge it
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if (option)
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{
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jQuery.extend(option,new_data || {});
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}
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else // else store it in root
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{
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this.options.select_options = new_data;
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}
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// Update actions by just re-setting them
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this.set_actions(this.options.actions || {});
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},
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/**
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* Recursive search item object for given id
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*
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* @param string _id
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* @param object _item
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* @returns
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*/
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_find_in_item: function(_id, _item)
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{
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if (_item && _item.id == _id)
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{
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return _item;
|
|
}
|
|
if (_item && typeof _item.item != 'undefined')
|
|
{
|
|
for(var i=0; i < _item.item.length; ++i)
|
|
{
|
|
var found = this._find_in_item(_id, _item.item[i]);
|
|
if (found) return found;
|
|
}
|
|
}
|
|
return null;
|
|
},
|
|
|
|
/**
|
|
* setLabel, sets the Label of of an item by id
|
|
* @param _id ID of the node
|
|
* @param _label label to set
|
|
* @return void
|
|
*/
|
|
setLabel: function(_id, _label) {
|
|
if(this.input == null) return null;
|
|
this.input.setItemText(_id,_label);
|
|
},
|
|
|
|
/**
|
|
* getLabel, gets the Label of of an item by id
|
|
* @param _id ID of the node
|
|
* @return _label
|
|
*/
|
|
getLabel: function(_id) {
|
|
if(this.input == null) return null;
|
|
return this.input.getItemText(_id);
|
|
},
|
|
|
|
/**
|
|
* getSelectedNode, retrieves the full node of the selected Item
|
|
* @return string or null
|
|
*/
|
|
getSelectedNode: function() {
|
|
if(this.input == null) return null;
|
|
// no support for multiple selections
|
|
// as there is no get Method to return the full selected node, we use this
|
|
return this.options.multiple ? null : this.input._selected[0];
|
|
},
|
|
|
|
/**
|
|
* getTreeNodeOpenItems
|
|
*
|
|
* @param _nodeID, the nodeID where to start from (initial node)
|
|
* @param mode, the mode to run in: forced fakes the initial node openState to be open
|
|
* @return structured array of node ids: array(message-ids)
|
|
*/
|
|
getTreeNodeOpenItems: function (_nodeID, mode) {
|
|
if(this.input == null) return null;
|
|
var z = this.input.getSubItems(_nodeID).split(",");
|
|
var oS;
|
|
var PoS;
|
|
var rv;
|
|
var returnValue = [_nodeID];
|
|
var modetorun = "none";
|
|
if (mode) { modetorun = mode; }
|
|
PoS = this.input.getOpenState(_nodeID);
|
|
if (modetorun == "forced") PoS = 1;
|
|
if (PoS == 1) {
|
|
for(var i=0;i<z.length;i++) {
|
|
oS = this.input.getOpenState(z[i]);
|
|
//alert(z[i]+' OpenState:'+oS);
|
|
if (oS == -1) { returnValue.push(z[i]); }
|
|
if (oS == 0) { returnValue.push(z[i]); }
|
|
if (oS == 1) {
|
|
//alert("got here")
|
|
rv = this.getTreeNodeOpenItems(z[i]);
|
|
//returnValue.concat(rv); // not working as expected; the following does
|
|
for(var j=0;j<rv.length;j++) {returnValue.push(rv[j]);}
|
|
}
|
|
}
|
|
}
|
|
//alert(returnValue.join('#,#'));
|
|
return returnValue;
|
|
},
|
|
|
|
/**
|
|
* Fetch user-data stored in specified node under given name
|
|
*
|
|
* User-data need to be stored in json as follows:
|
|
*
|
|
* {"id": "node-id", "im0": ..., "userdata": [{"name": "user-name", "content": "user-value"},...]}
|
|
*
|
|
* In above example getUserData("node-id", "user-name") will return "user-value"
|
|
*
|
|
* @param _nodeId
|
|
* @param _name
|
|
* @returns
|
|
*/
|
|
getUserData: function(_nodeId, _name)
|
|
{
|
|
if(this.input == null) return null;
|
|
return this.input.getUserData(_nodeId, _name);
|
|
},
|
|
|
|
/**
|
|
* Stores / updates user-data in specified node and name
|
|
*
|
|
* @param _nodeId
|
|
* @param _name
|
|
* @param _value
|
|
* @returns
|
|
*/
|
|
setUserData: function(_nodeId, _name, _value)
|
|
{
|
|
if(this.input == null) return null;
|
|
return this.input.setUserData(_nodeId, _name, _value);
|
|
},
|
|
|
|
/**
|
|
* Query nodes open state and optinal change it
|
|
*
|
|
* @param _id node-id
|
|
* @param _open specify to change true: open, false: close, everything else toggle
|
|
* @returns true if open, false if closed
|
|
*/
|
|
openItem: function(_id, _open)
|
|
{
|
|
if (this.input == null) return null;
|
|
|
|
var is_open = this.input.getOpenState(_id) == 1;
|
|
|
|
if (typeof _open != 'undefined' && is_open !== _open)
|
|
{
|
|
if(is_open)
|
|
{
|
|
this.input.closeItem(_id);
|
|
}
|
|
else
|
|
{
|
|
this.input.openItem(_id);
|
|
}
|
|
}
|
|
return is_open;
|
|
},
|
|
|
|
/**
|
|
* Set images for a specific node or all new nodes (default)
|
|
*
|
|
* If images contain an extension eg. "leaf.gif" they are asumed to be in image path (/phpgwapi/templates/default/images/dhtmlxtree/).
|
|
* Otherwise they get searched via egw.image() in current app, phpgwapi or can be specified as "app/image".
|
|
*
|
|
* @param string _leaf leaf image, default "leaf.gif"
|
|
* @param string _closed closed folder image, default "folderClosed.gif"
|
|
* @param string _open opened folder image, default "folderOpen.gif"
|
|
* @param _id if not given, standard images for new nodes are set
|
|
*/
|
|
setImages: function(_leaf, _closed, _open, _id)
|
|
{
|
|
var images = [_leaf || 'leaf.gif', _closed || 'folderClosed.gif', _open || 'folderOpen.gif'];
|
|
var image_extensions = /\.(gif|png|jpe?g)/i;
|
|
for(var i=0; i < 3; ++i)
|
|
{
|
|
var image = images[i];
|
|
if (!image.match(image_extensions))
|
|
{
|
|
images[i] = this._rel_url(this.egw().image(image));
|
|
}
|
|
}
|
|
if (typeof _id == 'undefined')
|
|
{
|
|
this.input.setStdImages.apply(this.input, images);
|
|
}
|
|
else
|
|
{
|
|
images.unshift(_id);
|
|
this.input.setItemImage2.apply(this.input, images);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Get URL relative to image_path option
|
|
*
|
|
* Both URL start with EGroupware webserverUrl and image_path gets allways appended to images by tree.
|
|
*
|
|
* @param string _url
|
|
* @return string relativ url
|
|
*/
|
|
_rel_url: function(_url)
|
|
{
|
|
var path_parts = this.options.image_path.split(this.egw().webserverUrl);
|
|
path_parts = path_parts[1].split('/');
|
|
var url_parts = _url.split(this.egw().webserverUrl);
|
|
url_parts = url_parts[1].split('/');
|
|
|
|
for(var i=0; i < path_parts.length; ++i)
|
|
{
|
|
if (path_parts[i] != url_parts[i])
|
|
{
|
|
while(++i < path_parts.length) url_parts.unshift('..');
|
|
break;
|
|
}
|
|
url_parts.shift();
|
|
}
|
|
return url_parts.join('/');
|
|
}
|
|
});
|
|
et2_register_widget(et2_tree, ["tree","tree-cat"]);
|
|
|