egroupware/etemplate/js/etemplate2.js
Nathan Gray ca92b22daf Downgrade error about overwriting value, id exists twice to warning.
Stop warning about duplicate IDs in children of header bar, those values are part of nextmatch.
2013-11-08 16:28:07 +00:00

840 lines
22 KiB
JavaScript

/**
* EGroupware eTemplate2 - JS file which contains the complete et2 module
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Andreas Stöckel
* @copyright Stylite 2011
* @version $Id$
*/
/*egw:uses
// Include all widget classes here
et2_widget_template;
et2_widget_grid;
et2_widget_box;
et2_widget_hbox;
et2_widget_groupbox;
et2_widget_split;
et2_widget_button;
et2_widget_color;
et2_widget_description;
et2_widget_textbox;
et2_widget_number;
et2_widget_url;
et2_widget_selectbox;
et2_widget_checkbox;
et2_widget_radiobox;
et2_widget_date;
et2_widget_dialog;
et2_widget_diff;
et2_widget_dropdown_button;
et2_widget_styles;
et2_widget_favorites;
et2_widget_html;
et2_widget_htmlarea;
et2_widget_tabs;
et2_widget_taglist;
et2_widget_toolbar;
et2_widget_tree;
et2_widget_historylog;
et2_widget_hrule;
et2_widget_image;
et2_widget_iframe;
et2_widget_file;
et2_widget_link;
et2_widget_progress;
et2_widget_portlet;
et2_widget_selectAccount;
et2_widget_ajaxSelect;
et2_widget_vfs;
et2_widget_itempicker;
et2_extension_nextmatch;
et2_extension_customfields;
// Requirements for the etemplate2 object
et2_core_common;
et2_core_xml;
et2_core_arrayMgr;
et2_core_interfaces;
et2_core_legacyJSFunctions;
// Include the client side api core
jsapi.egw_core;
jsapi.egw_json;
*/
/**
* The etemplate2 class manages a certain etemplate2 instance.
*
* @param _container is the DOM-Node into which the DOM-Nodes of this instance
* should be inserted
* @param _submitURL is the URL to which the form data should be submitted.
*/
function etemplate2(_container, _menuaction)
{
if (typeof _menuaction == "undefined")
{
_menuaction = "etemplate_new::ajax_process_content";
}
// Copy the given parameters
this.DOMContainer = _container;
this.menuaction = _menuaction;
// Unique ID to prevent DOM collisions across multiple templates
this.uniqueId = _container.getAttribute("id") ? _container.getAttribute("id").replace('.','-') : '';
// Preset the object variable
this.widgetContainer = null;
// List of templates (XML) that are known, but not used. Indexed by id.
this.templates = {};
// Connect to the window resize event
$j(window).resize(this, function(e) {e.data.resize();});
}
/**
* Calls the resize event of all widgets
*/
etemplate2.prototype.resize = function()
{
if (this.widgetContainer)
{
// Call the "resize" event of all functions which implement the
// "IResizeable" interface
this.widgetContainer.iterateOver(function(_widget) {
_widget.resize();
}, this, et2_IResizeable);
}
};
/**
* Clears the current instance.
*/
etemplate2.prototype.clear = function()
{
if (this.widgetContainer != null)
{
// Un-register handler
this.widgetContainer.egw().unregisterJSONPlugin(etemplate2_handle_assign, this, 'assign');
this.widgetContainer.free();
this.widgetContainer = null;
}
$j(this.DOMContainer).empty();
// Remove self from the index
for(name in this.templates)
{
if(typeof etemplate2._byTemplate[name] == "undefined") continue;
for(var i = 0; i < etemplate2._byTemplate[name].length; i++)
{
if(etemplate2._byTemplate[name][i] == this)
{
etemplate2._byTemplate[name].splice(i,1);
}
}
}
};
/**
* Creates an associative array containing the data array managers for each part
* of the associative data array. A part is something like "content", "readonlys"
* or "sel_options".
*/
etemplate2.prototype._createArrayManagers = function(_data)
{
if (typeof _data == "undefined")
{
_data = {};
}
// Create all neccessary _data entries
var neededEntries = ["content", "sel_options", "readonlys", "modifications",
"validation_errors"];
for (var i = 0; i < neededEntries.length; i++)
{
if (typeof _data[neededEntries[i]] == "undefined" || !_data[neededEntries[i]])
{
egw.debug("log", "Created not passed entry '" + neededEntries[i] +
"' in data array.");
_data[neededEntries[i]] = {};
}
}
var result = {};
// Create an array manager object for each part of the _data array.
for (var key in _data)
{
switch (key) {
case "etemplate_exec_id": // already processed
case "app_header":
break;
case "readonlys":
result[key] = new et2_readonlysArrayMgr(_data[key]);
break;
default:
result[key] = new et2_arrayMgr(_data[key]);
}
}
return result;
};
/**
* Loads the template from the given URL and sets the data object
*/
etemplate2.prototype.load = function(_name, _url, _data, _callback)
{
egw().debug("info", "Loaded data", _data);
var currentapp = _data.currentapp || window.egw_appName;
// Register a handler for AJAX responses
egw(currentapp, window).registerJSONPlugin(etemplate2_handle_assign, this, 'assign');
if(console.groupCollapsed)
{
egw.window.console.groupCollapsed("Loading %s", _name);
}
// require necessary translations from server, if not already loaded
if (!$j.isArray(_data.langRequire)) _data.langRequire = [];
egw(currentapp, window).langRequire(window, _data.langRequire, function()
{
// Appname should be first part of the template name
var split = _name.split('.');
var appname = split[0];
// Initialize application js
var app_callback = null;
// Only initialize once
// new app class with constructor function in app.classes[appname]
if (typeof app[appname] !== 'object' && typeof app.classes[appname] == 'function')
{
app[appname] = new app.classes[appname]();
}
// old app class with constructor function in app[appname] (deprecated)
else if(typeof app[appname] == "function")
{
(function() { new app[appname]();}).call();
}
else if (typeof app[appname] !== "object")
{
egw.debug("warn", "Did not load '%s' JS object",appname);
}
if(typeof app[appname] == "object")
{
app_callback = function(et2) {app[appname].et2_ready(et2);};
}
// Create the document fragment into which the HTML will be injected
var frag = document.createDocumentFragment();
// Clear any existing instance
this.clear();
// Create the basic widget container and attach it to the DOM
this.widgetContainer = new et2_container(null);
this.widgetContainer.setApiInstance(egw(currentapp, egw.elemWindow(this.DOMContainer)));
this.widgetContainer.setInstanceManager(this);
this.widgetContainer.setParentDOMNode(this.DOMContainer);
// store the id to submit it back to server
if(_data) {
this.etemplate_exec_id = _data.etemplate_exec_id;
// set app_header
window.egw_app_header(_data.app_header);
}
var _load = function() {
egw.debug("log", "Loading template...");
// Read the XML structure of the requested template
this.widgetContainer.loadFromXML(this.templates[_name || missing_name]);
// List of Promises from widgets that are not quite fully loaded
var deferred = [];
// Inform the widget tree that it has been successfully loaded.
this.widgetContainer.loadingFinished(deferred);
// Insert the document fragment to the DOM Container
this.DOMContainer.appendChild(frag);
// Add into indexed list
if(typeof etemplate2._byTemplate[_name] == "undefined")
{
etemplate2._byTemplate[_name] = [];
}
etemplate2._byTemplate[_name].push(this);
if(console.groupEnd)
{
egw.window.console.groupEnd();
}
if(deferred.length > 0)
{
var still_deferred = 0;
$j(deferred).each(function() {if(this.state() == "pending") still_deferred++;});
if(still_deferred > 0)
{
egw.debug("log", "Template loaded, waiting for %d/%d deferred to finish...",still_deferred, deferred.length);
}
}
// Wait for everything to be loaded, then finish it up
jQuery.when.apply(null, deferred).done(jQuery.proxy(function() {
egw.debug("log", "Finished loading %s, triggering load event", _name);
// Trigger the "resize" event
this.resize();
// Tell others about it
if(typeof _callback == "function")
{
_callback.call(window,this);
}
if(app_callback && _callback != app_callback)
{
app_callback.call(window,this);
}
$j(this.DOMContainer).trigger('load', this);
},this));
};
// Load & process
if(!this.templates[_name])
{
// Asynchronously load the XET file
et2_loadXMLFromURL(_url, function(_xmldoc) {
// Scan for templates and store them
for(var i = 0; i < _xmldoc.childNodes.length; i++) {
var template = _xmldoc.childNodes[i];
if(template.nodeName.toLowerCase() != "template") continue;
this.templates[template.getAttribute("id")] = template;
if(!_name) missing_name = template.getAttribute("id");
}
_load.apply(this,[]);
}, this);
// Split the given data into array manager objects and pass those to the
// widget container - do this here because file is loaded async
this.widgetContainer.setArrayMgrs(this._createArrayManagers(_data));
}
else
{
// Set array managers first, or errors will happen
this.widgetContainer.setArrayMgrs(this._createArrayManagers(_data));
// Already have it
_load.apply(this,[]);
}
}, this);
};
/**
* Check if template contains any dirty (unsaved) content
*
* @returns {Boolean}
*/
etemplate2.prototype.isDirty = function()
{
var dirty = false;
this.widgetContainer.iterateOver(function(_widget) {
if (_widget.isDirty && _widget.isDirty())
{
dirty = true;
}
});
return dirty;
};
/**
* Submit form via ajax
*
* @param et2_button|string button button widget or string with id
* @param boolean async true: do an asynchronious submit, default is synchronious
* @return boolean true if submit was send, false if eg. validation stoped submit
*/
etemplate2.prototype.submit = function(button, async)
{
// Get the form values
var values = this.getValues(this.widgetContainer);
// Trigger the submit event
var canSubmit = true;
this.widgetContainer.iterateOver(function(_widget) {
if (_widget.submit(values) === false)
{
canSubmit = false;
}
}, this, et2_ISubmitListener);
if (canSubmit)
{
if (typeof button == 'string')
{
button = this.widgetContainer.getWidgetById(button);
}
// Button parameter used for submit buttons in datagrid
// TODO: This should probably go in nextmatch's getValues(), along with selected rows somehow.
// I'm just not sure how.
if(button && !values.button)
{
values.button = button.id;
var path = button.getPath();
var target = values;
for(var i = 0; i < path.length; i++)
{
if(!values[path[i]]) values[path[i]] = {};
target = values[path[i]];
}
if(target != values)
{
var indexes = button.id.split('[');
if (indexes.length > 1)
{
indexes = [indexes.shift(), indexes.join('[')];
indexes[1] = indexes[1].substring(0,indexes[1].length-1);
var children = indexes[1].split('][');
if(children.length)
{
indexes = jQuery.merge([indexes[0]], children);
}
}
var idx = '';
for(var i = 0; i < indexes.length; i++)
{
idx = indexes[i];
if(!target[idx] || target[idx]['$row_cont']) target[idx] = i < indexes.length -1 ? {} : true;
target = target[idx];
}
}
}
// Create the request object
if (this.menuaction)
{
var api = this.widgetContainer.egw();
var request = api.json(this.menuaction, [this.etemplate_exec_id,values], null, this, async);
request.sendRequest();
}
else
{
this.widgetContainer.egw().debug("warn", "Missing menuaction for submit. Values: ", values);
}
}
return canSubmit;
};
/**
* Does a full form post submit.
* Only use this one if you need it, use the ajax submit() instead
*/
etemplate2.prototype.postSubmit = function()
{
// Get the form values
var values = this.getValues(this.widgetContainer);
// Trigger the submit event
var canSubmit = true;
this.widgetContainer.iterateOver(function(_widget) {
if (_widget.submit(values) === false)
{
canSubmit = false;
}
}, this, et2_ISubmitListener);
if (canSubmit)
{
var form = jQuery("<form id='form' action='"+egw().webserverUrl +
"/etemplate/process_exec.php?menuaction=" + this.widgetContainer.egw().getAppName()+ "&ajax=true' method='POST'>");
var etemplate_id = jQuery(document.createElement("input"))
.attr("name",'etemplate_exec_id')
.attr("type",'hidden')
.val(this.etemplate_exec_id)
.appendTo(form);
var input = document.createElement("input");
input.type = "hidden";
input.name = 'value';
input.value = egw().jsonEncode(values);
form.append(input);
form.appendTo(jQuery('body')).submit();
}
};
/**
* Fetches all input element values and returns them in an associative
* array. Widgets which introduce namespacing can use the internal _target
* parameter to add another layer.
*/
etemplate2.prototype.getValues = function(_root)
{
var result = {};
// Iterate over the widget tree
_root.iterateOver(function(_widget) {
// The widget must have an id to be included in the values array
if (_widget.id == "")
{
return;
}
// Get the path to the node we have to store the value at
var path = _widget.getPath();
// check if id contains a hierachical name, eg. "button[save]"
var id = _widget.id;
var indexes = id.split('[');
if (indexes.length > 1)
{
indexes = [indexes.shift(), indexes.join('[')];
indexes[1] = indexes[1].substring(0,indexes[1].length-1);
var children = indexes[1].split('][');
if(children.length)
{
indexes = jQuery.merge([indexes[0]], children);
}
path = path.concat(indexes);
// Take the last one as the ID
id = path.pop();
}
// Set the _target variable to that node
var _target = result;
for (var i = 0; i < path.length; i++)
{
// Create a new object for not-existing path nodes
if (typeof _target[path[i]] === 'undefined')
{
_target[path[i]] = {};
}
// Check whether the path node is really an object
if (typeof _target[path[i]] === 'object')
{
_target = _target[path[i]];
}
else
{
egw.debug("error", "ID collision while writing at path " +
"node '" + path[i] + "'");
}
}
// Handle arrays, eg radio[]
if(id === "")
{
id = typeof _target == "undefined" ? 0 : Object.keys(_target).length;
}
var value = _widget.getValue();
// Check whether the entry is really undefined
if (typeof _target[id] != "undefined" && (typeof _target[id] != 'object' || typeof value != 'object'))
{
// Don't warn about children of nextmatch header - they're part of nm value
if(!_widget.getParent().instanceOf(et2_nextmatch_header_bar))
{
egw.debug("warn", _widget, "Overwriting value of '" + _widget.id +
"', id exists twice!");
}
}
// Store the value of the widget and reset its dirty flag
if (value !== null)
{
// Merge, if possible (link widget)
if(typeof _target[id] == 'object' && typeof value == 'object')
{
_target[id] = jQuery.extend({},_target[id],value);
}
else
{
_target[id] = value;
}
}
else if (jQuery.isEmptyObject(_target))
{
// Avoid sending back empty sub-arrays
_target = result;
for (var i = 0; i < path.length-1; i++)
{
_target = _target[path[i]];
}
delete _target[path[path.length-1]];
}
_widget.resetDirty();
}, this, et2_IInput);
egw().debug("info", "Value", result);
return result;
};
/**
* "Intelligently" refresh the template based on the given ID
*
* Rather than blindly re-load the entire template, we try to be a little smarter about it.
* If there's a message provided, we try to find where it goes and set it directly. Then
* we look for a nextmatch widget, and tell it to refresh its data based on that ID.
*
* @param msg String Message to try to display. eg: "Entry added" (not used anymore, handeled by egw_refresh and egw_message)
* @param id String|null Application specific entry ID to try to refresh
* @param type String|null Type of change. One of 'edit', 'delete', 'add' or null
*
* @see jsapi.egw_refresh()
* @see egw_fw.egw_refresh()
*/
etemplate2.prototype.refresh = function(msg, app, id, type)
{
// Refresh nextmatches
this.widgetContainer.iterateOver(function(_widget) {
// Trigger refresh
_widget.refresh(id,type);
}, this, et2_nextmatch);
};
// Some static things to make getting into widget context a little easier //
/**
* List of etemplates by loaded template
*/
etemplate2._byTemplate = {};
/**
* Get a list of etemplate2 objects that loaded the given template name
*
* @param template String Name of the template that was loaded
*
* @return Array list of etemplate2 that have that template
*/
etemplate2.getByTemplate = function(template)
{
if(typeof etemplate2._byTemplate[template] != "undefined")
{
return etemplate2._byTemplate[template];
}
else
{
// Return empty array so you can always iterate over results
return [];
}
};
/**
* Get a list of etemplate2 objects that are associated with the given application
*
* "Associated" is determined by the first part of the template
*
* @param template String Name of the template that was loaded
*
* @return Array list of etemplate2 that have that app as the first part of their loaded template
*/
etemplate2.getByApplication = function(app)
{
var list = [];
for(var name in etemplate2._byTemplate)
{
if(name.indexOf(app + ".") == 0)
{
list = list.concat(etemplate2._byTemplate[name]);
}
}
return list;
};
/**
* Plugin for egw.json type "et2_load"
*
* @param _type
* @param _response
* @returns {Boolean}
*/
function etemplate2_handle_load(_type, _response)
{
// Check the parameters
var data = _response.data;
// handle egw_framework::refresh_opener()
if (jQuery.isArray(data['refresh-opener']))
{
if (window.opener && typeof window.opener.egw_refresh == 'function')
{
window.opener.egw_refresh.apply(window.opener, data['refresh-opener']);
}
}
// handle egw_framework::message()
if (jQuery.isArray(data['message']))
{
window.egw_message.apply(window, data['message']);
}
// handle egw_framework::window_close(), this will terminate execution
if (data['window-close'])
{
if (typeof data['window-close'] == 'string' && data['window-close'] !== 'true')
{
alert(data['window-close']);
}
window.close();
}
// handle egw_framework::window_focus()
if (data['window-focus'])
{
window.focus();
}
// handle framework.setSidebox calls
if (window.framework && jQuery.isArray(data['setSidebox']))
{
window.framework.setSidebox.apply(window, JSON.parse(data['setSidebox']));
}
// regular et2 re-load
if (typeof data.url == "string" && typeof data.data === 'object')
{
if(typeof this.load == 'function')
{
// Called from etemplate
this.load(data.name, data.url, data.data);
return true;
}
else
{
// Not etemplate
var node = document.getElementById(data.DOMNodeID);
if(node)
{
var et2 = new etemplate2(node, "etemplate_new::ajax_process_content");
et2.load(data.name, data.url, data.data);
return true;
}
else
{
egw.debug("error", "Could not find target node %s", data.DOMNodeId);
}
}
}
throw("Error while parsing et2_load response");
}
/**
* Plugin for egw.json type "et2_validation_error"
*
* @param _type
* @param _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);
}
/**
* Handle assign for attributes on etemplate2 widgets
*
* @param {String} type "assign"
* @param res Response
* @param res.data.id {String} Widget ID
* @param res.data.key {String} Attribute name
* @param res.data.value New value for widget
* @param res.data.etemplate_exec_id
* @param {type} req
* @returns {Boolean} Handled by this plugin
* @throws Invalid parameters if the required res.data parameters are missing
*/
function etemplate2_handle_assign(type, res, req)
{
//Check whether all needed parameters have been passed and call the alertHandler function
if ((typeof res.data.id != 'undefined') &&
(typeof res.data.key != 'undefined') &&
(typeof res.data.value != 'undefined')
)
{
if(typeof res.data.etemplate_exec_id == 'undefined' ||
res.data.etemplate_exec_id != this.etemplate_exec_id)
{
// Not for this etemplate, but not an error
return false;
}
if (res.data.key == 'etemplate_exec_id')
{
this.etemplate_exec_id = res.data.value;
return true;
}
var widget = this.widgetContainer.getWidgetById(res.data.id);
if (widget)
{
try
{
widget['set_' + res.data.key].call(widget,res.data.value);
return true;
}
catch (e)
{
egw.debug("error", "When assigning %s on %s via AJAX, \n"+e.message,res.data.key,res.data.id,widget);
}
}
return false;
}
throw 'Invalid parameters';
}
// 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');
/**
* Compatability function for etemplate
*
* When we're fully on et2, replace each useage with a call to etemplate2 widget.getInstanceManager().submit()
* @param obj DOM Node, usually a button
* @param widget et2_widget
*/
function xajax_eT_wrapper(obj,widget)
{
egw().debug("warn", "xajax_eT_wrapper() is deprecated, replace with widget.getInstanceManager().submit()");
if(typeof obj == "object")
{
$j("div.popupManual div.noPrint").hide();
$j("div.ajax-loader").show();
if(typeof widget == "undefined" && obj.id)
{
// Try to find the widget by ID so we don't have to change every call
var et2 = etemplate2.getByApplication(egw_getAppName());
for(var i = 0; i < et2.length; i++)
{
widget = et2[i].widgetContainer.getWidgetById(obj.id);
if(widget.getInstanceManager) break;
}
}
widget.getInstanceManager().submit(this);
}
else
{
$j("div.popupManual div.noPrint").show();
$j("div.ajax-loader").hide();
}
}