egroupware/phpgwapi/js/jsapi/egw_links.js

473 lines
13 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";
/*egw:uses
egw_core;
egw_link;
*/
egw.extend('links', egw.MODULE_GLOBAL, function() {
/**
* Link registry
*
* @access: private, use egw.open() or egw.set_link_registry()
*/
var link_registry = null;
/**
* Local cache for link-titles
*
* @access private, use egw.link_title(_app, _id[, _callback, _context])
*/
var 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}[, ...]]
*/
var 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
*/
var title_uid = null;
return {
/**
* 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 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 link_registry[app] != 'object')
{
alert('egw.open() app "'+app+'" NOT defined in link registry!');
return;
}
var app_registry = 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 link_registry[_app] == 'undefined')
{
return false;
}
var reg = 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 link_registry)
{
var reg = 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;
},
/**
* 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')
{
link_registry = _registry;
}
else
{
link_registry[_app] = _registry;
}
},
/**
* 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;
},
/**
* 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 title_cache[_app] != 'undefined' && typeof title_cache[_app][_id] != 'undefined')
{
if (typeof _callback == 'function')
{
_callback.call(_context, title_cache[_app][_id]);
}
return 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 title_queue[_app] == 'undefined')
{
title_queue[_app] = {};
}
if (typeof title_queue[_app][_id] == 'undefined')
{
title_queue[_app][_id] = [];
}
title_queue[_app][_id].push({callback: _callback, context: _context});
// if there's no active jsonq request, start a new one
if (title_uid == null)
{
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 title_queue)
{
if (typeof _params[0][app] == 'undefined')
{
_params[0][app] = [];
}
for(var id in title_queue[app])
{
_params[0][app].push(id);
}
}
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 title_cache[app] != 'object')
{
title_cache[app] = {};
}
for (var id in _response[app])
{
var title = _response[app][id];
// cache locally
title_cache[app][id] = title;
// call callbacks waiting for title of app/id
for(var i=0; i < title_queue[app][id].length; ++i)
{
var callback = title_queue[app][id][i];
callback.callback.call(callback.context, title);
}
delete title_queue[app][id];
}
}
}
};
});