egroupware/phpgwapi/js/jsapi/egw.js

902 lines
25 KiB
JavaScript

/**
* EGroupware clientside API object
*
* @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 (as AT stylite.de)
* @author Ralf Becker <RalfBecker@outdoor-training.de>
* @version $Id$
*/
"use strict";
var egw;
/**
* Central object providing all kinds of api services on clientside:
* - preferences: egw.preferences(_name, _app)
* - translation: egw.lang("%1 entries deleted", 5)
* - link registry: egw.open(_id, _app), egw.link_get_registry(_app, _name), egw.link_app_list(_must_support)
* - configuration: egw.config(_name[, _app='phpgwapi'])
* - image urls: egw.image(_name[, _app='phpgwapi'])
* - user data: egw.user(_field)
* - user app data: egw.app(_app[, _name])
*/
if (window.opener && typeof window.opener.egw == 'object')
{
egw = window.opener.egw;
}
else if (window.top && typeof window.top.egw == 'object')
{
egw = window.top.egw;
}
else
{
egw = {
/**
* Object holding the prefences as 2-dim. associative array, use egw.preference(name[,app]) to access it
*
* @access: private, use egw.preferences() or egw.set_perferences()
*/
prefs: {
common: {
dateformat: "Y-m-d",
timeformat: 24,
lang: "en"
}
},
/**
* base-URL of the EGroupware installation
*
* get set via egw_framework::header()
*/
webserverUrl: "/egroupware",
/**
* Setting prefs for an app or 'common'
*
* @param object _data object with name: value pairs to set
* @param string _app application name, 'common' or undefined to prefes of all apps at once
*/
set_preferences: function(_data, _app)
{
if (typeof _app == 'undefined')
{
this.prefs = _data;
}
else
{
this.prefs[_app] = _data;
}
},
/**
* Query an EGroupware user preference
*
* If a prefernce is not already loaded (only done for "common" by default), it is synchroniosly queryed from the server!
*
* @param string _name name of the preference, eg. 'dateformat'
* @param string _app='common'
* @return string preference value
* @todo add a callback to query it asynchron
*/
preference: function(_name, _app)
{
if (typeof _app == 'undefined') _app = 'common';
if (typeof this.prefs[_app] == 'undefined')
{
xajax_doXMLHTTPsync('home.egw_framework.ajax_get_preference.template', _app);
if (typeof this.prefs[_app] == 'undefined') this.prefs[_app] = {};
}
return this.prefs[_app][_name];
},
/**
* Set a preference and sends it to the server
*
* Server will silently ignore setting preferences, if user has no right to do so!
*
* @param string _app application name or "common"
* @param string _name name of the pref
* @param string _val value of the pref
*/
set_preference: function(_app, _name, _val)
{
xajax_doXMLHTTP('home.egw_framework.ajax_set_preference.template', _app, _name, _val);
// update own preference cache, if _app prefs are loaded (dont update otherwise, as it would block loading of other _app prefs!)
if (typeof this.prefs[_app] != 'undefined') this.prefs[_app][_name] = _val;
},
/**
* Translations
*
* @access: private, use egw.lang() or egw.set_lang_arr()
*/
lang_arr: {},
/**
* Set translation for a given application
*
* @param string _app
* @param object _message message => translation pairs
*/
set_lang_arr: function(_app, _messages)
{
this.lang_arr[_app] = _messages;
},
/**
* Translate a given phrase replacing optional placeholders
*
* @param string _msg message to translate
* @param string _arg1 ... _argN
*/
lang: function(_msg, _arg1)
{
var translation = _msg;
_msg = _msg.toLowerCase();
// search apps in given order for a replacement
var apps = [window.egw_appName, 'etemplate', 'common'];
for(var i = 0; i < apps.length; ++i)
{
if (typeof this.lang_arr[apps[i]] != "undefined" &&
typeof this.lang_arr[apps[i]][_msg] != 'undefined')
{
translation = this.lang_arr[apps[i]][_msg];
break;
}
}
if (arguments.length == 1) return translation;
if (arguments.length == 2) return translation.replace('%1', arguments[1]);
// to cope with arguments containing '%2' (eg. an urlencoded path like a referer),
// we first replace all placeholders '%N' with '|%N|' and then we replace all '|%N|' with arguments[N]
translation = translation.replace(/%([0-9]+)/g, '|%$1|');
for(var i = 1; i < arguments.length; ++i)
{
translation = translation.replace('|%'+i+'|', arguments[i]);
}
return translation;
},
/**
* View an EGroupware entry: opens a popup of correct size or redirects window.location to requested url
*
* Examples:
* - egw.open(123,'infolog') or egw.open('infolog:123') opens popup to edit or view (if no edit rights) infolog entry 123
* - egw.open('infolog:123','timesheet','add') opens popup to add new timesheet linked to infolog entry 123
* - egw.open(123,'addressbook','view') opens addressbook view for entry 123 (showing linked infologs)
* - egw.open('','addressbook','view_list',{ search: 'Becker' }) opens list of addresses containing 'Becker'
*
* @param string|int id either just the id or "app:id" if app==""
* @param string app app-name or empty (app is part of id)
* @param string type default "edit", possible "view", "view_list", "edit" (falls back to "view") and "add"
* @param object|string extra extra url parameters to append as object or string
* @param string target target of window to open
*/
open: function(id, app, type, extra, target)
{
if (typeof this.link_registry != 'object')
{
alert('egw.open() link registry is NOT defined!');
return;
}
if (!app)
{
var app_id = id.split(':',2);
app = app_id[0];
id = app_id[1];
}
if (!app || typeof this.link_registry[app] != 'object')
{
alert('egw.open() app "'+app+'" NOT defined in link registry!');
return;
}
var app_registry = this.link_registry[app];
if (typeof type == 'undefined') type = 'edit';
if (type == 'edit' && typeof app_registry.edit == 'undefined') type = 'view';
if (typeof app_registry[type] == 'undefined')
{
alert('egw.open() type "'+type+'" is NOT defined in link registry for app "'+app+'"!');
return;
}
var url = this.webserverUrl+'/index.php';
var delimiter = '?';
var params = app_registry[type];
if (type == 'view' || type == 'edit') // add id parameter for type view or edit
{
params[app_registry[type+'_id']] = id;
}
else if (type == 'add' && id) // add add_app and app_id parameters, if given for add
{
var app_id = id.split(':',2);
params[app_registry.add_app] = app_id[0];
params[app_registry.add_id] = app_id[1];
}
for(var attr in params)
{
url += delimiter+attr+'='+encodeURIComponent(params[attr]);
delimiter = '&';
}
if (typeof extra == 'object')
{
for(var attr in extra)
{
url += delimiter+attr+'='+encodeURIComponent(extra[attr]);
}
}
else if (typeof extra == 'string')
{
url += delimiter + extra;
}
if (typeof app_registry[type+'_popup'] == 'undefined')
{
if (target)
{
window.open(url, target);
}
else
{
egw_appWindowOpen(app, url);
}
}
else
{
var w_h = app_registry[type+'_popup'].split('x');
if (w_h[1] == 'egw_getWindowOuterHeight()') w_h[1] = egw_getWindowOuterHeight();
egw_openWindowCentered2(url, target, w_h[0], w_h[1], 'yes', app, false);
}
},
/**
* Check if $app is in the registry and has an entry for $name
*
* @param string $app app-name
* @param string $name name / key in the registry, eg. 'view'
* @return boolean|string false if $app is not registered, otherwise string with the value for $name
*/
link_get_registry: function(_app, _name)
{
if (typeof this.link_registry[_app] == 'undefined')
{
return false;
}
var reg = this.link_registry[_app];
// some defaults (we set them directly in the registry, to do this only once)
if (typeof reg[_name] == 'undefined')
{
switch(_name)
{
case 'name':
reg.name = _app;
break;
case 'icon':
var app_data = this.app(_app);
if (typeof app_data != 'undefined' && typeof app_data.icon != 'undefined')
{
reg.icon = (typeof app_data.icon_app != 'undefined' ? app_data.icon_app : _app)+'/'+app_data.icon;
}
else
{
reg.icon = _app+'/navbar';
}
break;
}
}
return typeof reg[_name] == 'undefined' ? false : reg[_name];
},
/**
* Get list of link-aware apps the user has rights to use
*
* @param string $must_support capability the apps need to support, eg. 'add', default ''=list all apps
* @return array with app => title pairs
*/
link_app_list: function(_must_support)
{
var apps = [];
for (var type in this.link_registry)
{
var reg = this.link_registry[type];
if (typeof _must_support != 'undefined' && _must_support && typeof reg[_must_support] == 'undefined') continue;
var app_sub = type.split('-');
if (this.app(app_sub[0]))
{
apps.push({"type": type, "label": this.lang(this.link_get_registry(type,'name'))});
}
}
// sort labels (caseinsensitive) alphabetic
apps = apps.sort(function(_a,_b) {
var al = _a.label.toUpperCase();
var bl = _b.label.toUpperCase();
return al == bl ? 0 : (al > bl ? 1 : -1);
});
// create sorted associative array / object
var sorted = {};
for(var i = 0; i < apps.length; ++i)
{
sorted[apps[i].type] = apps[i].label;
}
return sorted;
},
/**
* Link registry
*
* @access: private, use egw.open() or egw.set_link_registry()
*/
link_registry: null,
/**
* Set link registry
*
* @param object _registry whole registry or entries for just one app
* @param string _app
*/
set_link_registry: function (_registry, _app)
{
if (typeof _app == 'undefined')
{
this.link_registry = _registry;
}
else
{
this.link_registry[_app] = _registry;
}
},
/**
* Clientside config
*
* @access: private, use egw.config(_name, _app="phpgwapi")
*/
configs: {},
/**
* Query clientside config
*
* @param string _name name of config variable
* @param string _app default "phpgwapi"
* @return mixed
*/
config: function (_name, _app)
{
if (typeof _app == 'undefined') _app = 'phpgwapi';
if (typeof this.configs[_app] == 'undefined') return null;
return this.configs[_app][_name];
},
/**
* Set clientside configuration for all apps
*
* @param array/object
*/
set_configs: function(_configs)
{
this.configs = _configs;
},
/**
* Map to serverside available images for users template-set
*
* @access: private, use egw.image(_name, _app)
*/
images: {},
/**
* Set imagemap, called from /phpgwapi/images.php
*
* @param array/object _images
*/
set_images: function (_images)
{
this.images = _images;
},
/**
* Get image URL for a given image-name and application
*
* @param string _name image-name without extension
* @param string _app application name, default current app of window
* @return string with URL of image
*/
image: function (_name, _app)
{
// For logging all paths tried
var tries = {};
if (typeof _app == 'undefined')
{
if(_name.indexOf('/') > 0)
{
var split = et2_csvSplit(_value, 2,"/");
var _app = split[0];
_name = split[1];
}
else
{
_app = this.getAppName();
}
}
// own instance specific images in vfs have highest precedence
tries['vfs']=_name;
if (typeof this.images['vfs'] != 'undefined' && typeof this.images['vfs'][_name] != 'undefined')
{
return this.webserverUrl+this.images['vfs'][_name];
}
tries[_app + (_app == 'phpgwapi' ? " (current app)" : "")] = _name;
if (typeof this.images[_app] != 'undefined' && typeof this.images[_app][_name] != 'undefined')
{
return this.webserverUrl+this.images[_app][_name];
}
tries['phpgwapi'] = _name;
if (typeof this.images['phpgwapi'] != 'undefined' && typeof this.images['phpgwapi'][_name] != 'undefined')
{
return this.webserverUrl+this.images['phpgwapi'][_name];
}
// if no match, check if it might contain an extension
var matches = [];
if (matches = _name.match(/\.(png|gif|jpg)$/i))
{
return this.image(_name.replace(/.(png|gif|jpg)$/i,''), _app);
}
if(matches != null) tries[_app + " (matched)"]= matches;
console.log('egw.image("'+_name+'", "'+_app+'") image NOT found! Tried ', tries);
return null;
},
/**
* Returns the name of the currently active application
*
* @ToDo: fixme: does not work, as egw object runs in framework for jdots
*/
getAppName: function ()
{
if (typeof egw_appName == 'undefined')
{
return 'egroupware';
}
else
{
return egw_appName;
}
},
/**
* Data about current user
*
* @access: private, use egw.user(_field) or egw.app(_app)
*/
userData: {},
/**
* Set data of current user
*
* @param object _data
*/
set_user: function(_data)
{
this.userData = _data;
},
/**
* Get data about current user
*
* @param string _field
* - 'account_id','account_lid','person_id','account_status',
* - 'account_firstname','account_lastname','account_email','account_fullname','account_phone'
* - 'apps': object with app => data pairs the user has run-rights for
* @return string|array|null
*/
user: function (_field)
{
return this.userData[_field];
},
/**
* Return data of apps the user has rights to run
*
* Can be used the check of run rights like: if (egw.app('addressbook')) { do something if user has addressbook rights }
*
* @param string _app
* @param string _name attribute to return, default return whole app-data-object
* @return object|string|null null if not found
*/
app: function(_app, _name)
{
return typeof _name == 'undefined' || typeof this.userData.apps[_app] == 'undefined' ?
this.userData.apps[_app] : this.userData.apps[_app][_name];
},
/**
* Call a link, which can be either a menuaction, a EGroupware relative url or a full url
*
* @param string _link menuaction, EGroupware relative url or a full url (incl. "mailto:" or "javascript:")
* @param string _target optional target
* @param string _popup widthxheight, if a popup should be used
*/
call_link: function(_link, _target, _popup)
{
var url = _link;
if (url.indexOf('javascript:') == 0)
{
eval(url.substr(11));
return;
}
// link is not necessary an url, it can also be a menuaction!
if (url.indexOf('/') == -1 &&
url.split('.').length >= 3 &&
url.indexOf('mailto:') == -1 ||
url.indexOf('://') == -1)
{
url = "/index.php?menuaction="+url;
}
if (url[0] == '/') // link relative to eGW
{
url = this.webserverUrl + url;
}
if (_popup)
{
var w_h = _popup.split('x');
if (w_h[1] == 'egw_getWindowOuterHeight()') w_h[1] = egw_getWindowOuterHeight();
egw_openWindowCentered2(url, _target, w_h[0], w_h[1]);
}
else
{
window.open(url, _target);
}
},
/**
* Generate a url which supports url or cookies based sessions
*
* Please note, the values of the query get url encoded!
*
* @param string _url a url relative to the egroupware install root, it can contain a query too
* @param array|string _extravars query string arguements as string or array (prefered)
* if string is used ambersands in vars have to be already urlencoded as '%26', function ensures they get NOT double encoded
* @return string generated url
*/
link: function(_url, _extravars)
{
if (_url[0] != '/')
{
var app = window.egw_appName;
if (app != 'login' && app != 'logout') _url = app+'/'+_url;
}
// append the url to the webserver url, but avoid more then one slash between the parts of the url
var webserver_url = this.webserverUrl;
// patch inspired by vladimir kolobkov -> we should not try to match the webserver url against the url without '/' as delimiter,
// as webserver_url may be part of _url (as /egw is part of phpgwapi/js/egw_instant_load.html)
if ((_url[0] != '/' || webserver_url != '/') && (!webserver_url || _url.indexOf(webserver_url+'/') == -1))
{
if(_url[0] != '/' && webserver_url.lastIndexOf('/') != webserver_url.length-1)
{
_url = webserver_url +'/'+ _url;
}
else
{
_url = webserver_url + _url;
}
}
var vars = {};
/* not sure we still need to support that
// add session params if not using cookies
if (!$GLOBALS['egw_info']['server']['usecookies'])
{
$vars['sessionid'] = $GLOBALS['egw']->session->sessionid;
$vars['kp3'] = $GLOBALS['egw']->session->kp3;
$vars['domain'] = $GLOBALS['egw']->session->account_domain;
}*/
// check if the url already contains a query and ensure that vars is an array and all strings are in extravars
var url_othervars = _url.split('?',2);
_url = url_othervars[0];
var othervars = url_othervars[1];
if (_extravars && typeof _extravars == 'object')
{
$j.extend(vars, _extravars);
_extravars = othervars;
}
else
{
if (othervars) _extravars += (_extravars?'&':'').othervars;
}
// parse extravars string into the vars array
if (_extravars)
{
_extravars = _extravars.split('&');
for(var i=0; i < _extravars.length; ++i)
{
var name_val = _extravars[i].split('=',2);
var name = name_val[0];
var val = name_val[1];
if (val.indexOf('%26') != -1) val = val.replace(/%26/g,'&'); // make sure to not double encode &
if (name.lastIndexOf('[]') == name.length-2)
{
name = name.substr(0,name.length-2);
if (typeof vars[name] == 'undefined') vars[name] = [];
vars[name].push(val);
}
else
{
vars[name] = val;
}
}
}
// if there are vars, we add them urlencoded to the url
var query = [];
for(var name in vars)
{
var val = vars[name];
if (typeof val == 'object')
{
for(var i=0; i < val.length; ++i)
{
query.push(name+'[]='+encodeURIComponent(val[i]));
}
}
else
{
query.push(name+'='+encodeURIComponent(val));
}
}
return query.length ? _url+'?'+query.join('&') : _url;
},
/**
* Queued json requests (objects with attributes menuaction, parameters, context, callback, sender and callbeforesend)
*
* @access private, use jsonq method to queue requests
*/
jsonq_queue: {},
/**
* Next uid (index) in queue
*/
jsonq_uid: 0,
/**
* Running timer for next send of queued items
*/
jsonq_timer: null,
/**
* Send a queued JSON call to the server
*
* @param string _menuaction the menuaction function which should be called and
* which handles the actual request. If the menuaction is a full featured
* url, this one will be used instead.
* @param array _parameters which should be passed to the menuaction function.
* @param function _callback callback function which should be called upon a "data" response is received
* @param object _sender is the reference object the callback function should get
* @param function _callbeforesend optional callback function which can modify the parameters, eg. to do some own queuing
* @return string uid of the queued request
*/
jsonq: function(_menuaction, _parameters, _callback, _sender, _callbeforesend)
{
var uid = 'u'+(this.jsonq_uid++);
this.jsonq_queue[uid] = {
menuaction: _menuaction,
parameters: _parameters,
callback: _callback,
sender: _sender,
callbeforesend: _callbeforesend
};
if (this.jsonq_time == null)
{
// check / send queue every N ms
var self = this;
this.jsonq_timer = window.setInterval(function(){ self.jsonq_send();}, 100);
}
return uid;
},
/**
* Send the whole job-queue to the server in a single json request with menuaction=queue
*/
jsonq_send: function()
{
if (this.jsonq_uid > 0 && typeof this.jsonq_queue['u'+(this.jsonq_uid-1)] == 'object')
{
var jobs_to_send = {};
var something_to_send = false;
for(var uid in this.jsonq_queue)
{
var job = this.jsonq_queue[uid];
if (job.menuaction == 'send') continue; // already send to server
// if job has a callbeforesend callback, call it to allow it to modify pararmeters
if (typeof job.callbeforesend == 'function')
{
job.callbeforesend.call(job.sender, job.parameters);
}
jobs_to_send[uid] = {
menuaction: job.menuaction,
parameters: job.parameters
};
job.menuaction = 'send';
job.parameters = null;
something_to_send = true;
}
if (something_to_send)
{
new egw_json_request('home.queue', jobs_to_send, this).sendRequest(true, this.jsonq_callback, this);
}
}
},
/**
* Dispatch responses received
*
* @param object _data uid => response pairs
*/
jsonq_callback: function(_data)
{
if (typeof _data != 'object') throw "jsonq_callback called with NO object as parameter!";
var json = new egw_json_request('none');
for(var uid in _data)
{
if (typeof this.jsonq_queue[uid] == 'undefined')
{
console.log("jsonq_callback received response for not existing queue uid="+uid+"!");
console.log(_data[uid]);
continue;
}
var job = this.jsonq_queue[uid];
var response = _data[uid];
// fake egw_json_request object, to call it with the current response
json.callback = job.callback;
json.sender = job.sender;
json.handleResponse({response: response});
delete this.jsonq_queue[uid];
}
// if nothing left in queue, stop interval-timer to give browser a rest
if (this.jsonq_timer && typeof this.jsonq_queue['u'+(this.jsonq_uid-1)] != 'object')
{
window.clearInterval(this.jsonq_timer);
this.jsonq_timer = null;
}
},
/**
* Local cache for link-titles
*
* @access private, use egw.link_title(_app, _id[, _callback, _context])
*/
title_cache: {},
/**
* Queue for link_title requests
*
* @access private, use egw.link_title(_app, _id[, _callback, _context])
* @var object _app._id.[{callback: _callback, context: _context}[, ...]]
*/
title_queue: {},
/**
* Uid of active jsonq request, to not start an other one, as we get notified
* before it's actually send to the server via our link_title_before_send callback.
* @access private
*/
title_uid: null,
/**
* Query a title of _app/_id
*
* @param string _app
* @param string|int _id
* @param function _callback optinal callback, required if for responses from the server
* @param object _context context for the callback
* @return string|boolean|null string with title if it exist in local cache or null if not
*/
link_title: function(_app, _id, _callback, _context)
{
// check if we have a cached title --> return it direct
if (typeof this.title_cache[_app] != 'undefined' && typeof this.title_cache[_app][_id] != 'undefined')
{
if (typeof _callback == 'function')
{
_callback.call(_context, this.title_cache[_app][_id]);
}
return this.title_cache[_app][_id];
}
// no callback --> return null
if (typeof _callback != 'function')
{
return null; // not found in local cache and cant do a synchronious request
}
// queue the request
if (typeof this.title_queue[_app] == 'undefined')
{
this.title_queue[_app] = {};
}
if (typeof this.title_queue[_app][_id] == 'undefined')
{
this.title_queue[_app][_id] = [];
}
this.title_queue[_app][_id].push({callback: _callback, context: _context});
// if there's no active jsonq request, start a new one
if (this.title_uid == null)
{
this.title_uid = this.jsonq(_app+'.etemplate_widget_link.ajax_link_titles.etemplate',[{}], this.link_title_callback, this, this.link_title_before_send);
}
},
/**
* Callback to add all current title requests
*
* @param array of parameters, only first parameter is used
*/
link_title_before_send: function(_params)
{
// add all current title-requests
for(var app in this.title_queue)
{
if (typeof _params[0][app] == 'undefined')
{
_params[0][app] = [];
}
for(var id in this.title_queue[app])
{
_params[0][app].push(id);
}
}
this.title_uid = null; // allow next request to jsonq
},
/**
* Callback for server response
*
* @param object _response _app => _id => title
*/
link_title_callback: function(_response)
{
if (typeof _response != 'object')
{
throw "Wrong parameter for egw.link_title_callback!";
}
for(var app in _response)
{
if (typeof this.title_cache[app] != 'object')
{
this.title_cache[app] = {};
}
for (var id in _response[app])
{
var title = _response[app][id];
// cache locally
this.title_cache[app][id] = title;
// call callbacks waiting for title of app/id
for(var i=0; i < this.title_queue[app][id].length; ++i)
{
var callback = this.title_queue[app][id][i];
callback.callback.call(callback.context, title);
}
delete this.title_queue[app][id];
}
}
}
};
}