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egw.preference(name, app, true) returns now a promise to query preference async

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changed notifications to query preference async together with lang-files
fixed error-handling in new egw.json()
This commit is contained in:
Ralf Becker
2021-07-16 14:50:06 +02:00
parent 87694e660c
commit ce0a513187
3 changed files with 36 additions and 17 deletions
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44
api/js/jsapi/egw_preferences.js
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@@ -53,31 +53,47 @@ egw.extend('preferences', egw.MODULE_GLOBAL, function()
/**
* 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!
* If a preference is not already loaded (only done for "common" by default),
* it is synchronously queried from the server, if no _callback parameter is given!
*
* @param {string} _name name of the preference, eg. 'dateformat', or '*' to get all the application's preferences
* @param {string} _app default 'common'
* @param {function|false|undefined} _callback optional callback, if preference needs loading first
* if false given and preference is not loaded, undefined is return and no (synchronious) request is send to server
* @param {function|boolean|undefined} _callback optional callback, if preference needs loading first
* - default/undefined: preference is synchronously queried, if not loaded, and returned
* - function: if loaded, preference is returned, if not false and callback is called once it's loaded
* - true: a promise for the preference is returned
* - false: if preference is not loaded, undefined is return and no (synchronous) request is send to server
* @param {object} _context context for callback
* @return string|bool preference value or false, if callback given and preference not yet loaded
* @return Promise|object|string|bool (Promise for) preference value or false, if callback given and preference not yet loaded
*/
preference: function(_name, _app, _callback, _context)
{
if (typeof _app == 'undefined') _app = 'common';
if (typeof _app === 'undefined') _app = 'common';
if (typeof prefs[_app] == 'undefined')
if (typeof prefs[_app] === 'undefined')
{
if (_callback === false) return undefined;
var request = this.json('EGroupware\\Api\\Framework::ajax_get_preference', [_app], _callback, _context);
request.sendRequest(typeof _callback == 'function', 'GET'); // use synchronous (cachable) GET request
if (typeof prefs[_app] == 'undefined') prefs[_app] = {};
if (typeof _callback == 'function') return false;
const request = this.json('EGroupware\\Api\\Framework::ajax_get_preference', [_app], _callback, _context);
const promise = request.sendRequest(typeof _callback !== 'undefined', 'GET');
if (typeof prefs[_app] === 'undefined') prefs[_app] = {};
if (_callback === true) return promise.then(() => this.preference(_name, _app));
if (typeof _callback === 'function') return false;
}
if (_name == "*") return typeof prefs[_app] ==='object' ? jQuery.extend({},prefs[_app]) : prefs[_app];
return typeof prefs[_app][_name] === 'object' && prefs[_app][_name] !== null ?
jQuery.extend({},prefs[_app][_name]) : prefs[_app][_name];
let ret;
if (_name === "*")
{
ret = typeof prefs[_app] === 'object' ? jQuery.extend({}, prefs[_app]) : prefs[_app];
}
else
{
ret = typeof prefs[_app][_name] === 'object' && prefs[_app][_name] !== null ?
jQuery.extend({}, prefs[_app][_name]) : prefs[_app][_name];
}
if (_callback === true)
{
return Promise.resolve(ret);
}
return ret;
},
/**