forked from extern/egroupware
784 lines
25 KiB
JavaScript
784 lines
25 KiB
JavaScript
/**
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* EGroupware clientside API object
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*
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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 Andreas Stöckel (as AT stylite.de)
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* @author Ralf Becker <RalfBecker@outdoor-training.de>
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*/
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/*egw:uses
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vendor.bower-asset.jquery.dist.jquery;
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egw_core;
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egw_utils;
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egw_files;
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egw_debug;
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*/
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/**
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* Module sending json requests
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*
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* @param {string} _app application name object is instanciated for
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* @param {object} _wnd window object is instanciated for
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*/
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egw.extend('json', egw.MODULE_WND_LOCAL, function(_app, _wnd)
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{
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"use strict";
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/**
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* Object which contains all registered handlers for JS responses.
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* The handlers are organized per response type in the top level of the
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* object, where each response type can have an array of handlers attached
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* to it.
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*/
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var plugins = {};
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/**
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* Global json handlers are from global modules, not window level
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*/
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if(typeof egw._global_json_handlers == 'undefined')
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{
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egw._global_json_handlers = {};
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}
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var global_plugins = egw._global_json_handlers;
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/**
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* Internal implementation of the JSON request object.
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*
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* @param {string} _menuaction
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* @param {array} _parameters
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* @param {function} _callback
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* @param {object} _context
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* @param {boolean|"keepalive"} _async true: asynchronious request, false: synchronious request,
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* "keepalive": async. request with keepalive===true / sendBeacon, to be used in boforeunload event
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* @param {object} _sender
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* @param {egw} _egw
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*/
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function json_request(_menuaction, _parameters, _callback, _context,
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_async, _sender, _egw)
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{
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// Copy the parameters
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this.url = _egw.ajaxUrl(_menuaction);
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// IE JSON-serializes arrays passed in from different window contextx (eg. popups)
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// as objects (it looses object-type of array), causing them to be JSON serialized
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// as objects and loosing parameters which are undefined
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// JSON.strigify([123,undefined]) --> '{"0":123}' instead of '[123,null]'
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this.parameters = _parameters ? [].concat(_parameters) : [];
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this.async = typeof _async != 'undefined' ? _async : true;
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this.callback = _callback ? _callback : null;
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this.context = _context ? _context : null;
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this.sender = _sender ? _sender : null;
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this.egw = _egw;
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// We currently don't have a request object
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this.request = null;
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// Some variables needed for notification about a JS files done loading
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this.onLoadFinish = null;
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this.jsFiles = 0;
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this.jsCount = 0;
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// Function which is currently used to display alerts -- may be replaced by
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// some API function.
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this.alertHandler = function(_message, _details) {
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// we need to use the alert function of the window of the request, not just the main window
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(this.egw ? this.egw.window : window).alert(_message);
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if (_details)
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{
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_egw.debug('info', _message, _details);
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}
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};
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}
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/**
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* Open websocket to push server (and keeps it open)
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*
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* @param {string} url this.websocket(s)://host:port
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* @param {array} tokens tokens to subscribe too: sesssion-, user- and instance-token (in that order!)
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* @param {number} account_id to connect for
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* @param {function} error option error callback(_msg) used instead our default this.error
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* @param {int} reconnect timeout in ms (internal)
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*/
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json_request.prototype.openWebSocket = function(url, tokens, account_id, error, reconnect)
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{
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const min_reconnect_time = 1000;
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const max_reconnect_time = 300000;
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const check_interval = 30000; // 30 sec
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const max_ping_response_time = 1000;
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let reconnect_time = reconnect || min_reconnect_time;
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let check_timer;
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let check = function()
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{
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this.websocket.send('ping');
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check_timer = window.setTimeout(function()
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{
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console.log("Server did not respond to ping in "+max_ping_response_time+" seconds --> try reconnecting");
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check_timer = null;
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this.websocket.onclose = function()
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{
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this.websocket = null;
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this.openWebSocket(url, tokens, account_id, error, reconnect_time);
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}.bind(this);
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this.websocket.close(); // closing it now, before reopening it, to not end up with multiple connections
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}.bind(this), max_ping_response_time);
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}.bind(this);
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this.websocket = new WebSocket(url);
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this.websocket.onopen = jQuery.proxy(function(e)
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{
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check_timer = window.setTimeout(check, check_interval);
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this.websocket.send(JSON.stringify({
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subscribe: tokens,
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account_id: parseInt(account_id)
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}));
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}, this);
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this.websocket.onmessage = jQuery.proxy(function(event)
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{
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reconnect_time = min_reconnect_time;
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console.log(event);
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if (check_timer) window.clearTimeout(check_timer);
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check_timer = window.setTimeout(check, check_interval);
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if (event.data === 'pong') return; // just a keepalive message
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let data = JSON.parse(event.data);
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if (data && data.type)
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{
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this.handleResponse({ response: [data]});
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}
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}, this);
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this.websocket.onerror = jQuery.proxy(function(error)
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{
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reconnect_time *= 2;
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if (reconnect_time > max_reconnect_time) reconnect_time = max_reconnect_time;
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console.log(error);
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(error||this.handleError({}, error));
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}, this);
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this.websocket.onclose = jQuery.proxy(function(event)
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{
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if (event.wasClean)
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{
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reconnect_time = min_reconnect_time;
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console.log(`[close] Connection closed cleanly, code=${event.code} reason=${event.reason}`);
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}
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else
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{
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reconnect_time *= 2;
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if (reconnect_time > max_reconnect_time) reconnect_time = max_reconnect_time;
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// e.g. server process killed or network down
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// event.code is usually 1006 in this case
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console.log('[close] Connection died --> reconnect in '+reconnect_time+'ms');
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if (check_timer) window.clearTimeout(check_timer);
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check_timer = null;
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window.setTimeout(jQuery.proxy(this.openWebSocket, this, url, tokens, account_id, error, reconnect_time), reconnect_time);
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}
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}, this);
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},
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/**
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* Sends the assembled request to the server
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* @param {boolean|"keepalive"} _async Overrides async provided in constructor: true: asynchronious request,
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* false: synchronious request, "keepalive": async. request with keepalive===true / sendBeacon, to be used in beforeunload event
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* @param {string} method ='POST' allow to eg. use a (cachable) 'GET' request instead of POST
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* @param {function} error option error callback(_xmlhttp, _err) used instead our default this.error
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*
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* @return {jqXHR|boolean} jQuery jqXHR request object or for async==="keepalive" boolean is returned
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*/
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json_request.prototype.sendRequest = function(async, method, error)
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{
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if(typeof async != "undefined")
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{
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this.async = async;
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}
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if (typeof method === 'undefined') method = 'POST';
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// Assemble the complete request
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var request_obj = JSON.stringify({
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request: {
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parameters: this.parameters
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}
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});
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// send with keepalive===true or sendBeacon to be used in beforeunload event
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if (this.async === "keepalive" && typeof navigator.sendBeacon !== "undefined")
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{
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const data = new FormData();
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data.append('json_data', request_obj);
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//(window.opener||window).console.log("navigator.sendBeacon", this.url, request_obj, data.getAll('json_data'));
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return navigator.sendBeacon(this.url, data);
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}
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// Send the request via AJAX using the jquery ajax function
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// we need to use jQuery of window of egw object, as otherwise the one from main window is used!
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// (causing eg. apply from server with app.$app.method to run in main window instead of popup)
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this.request = (this.egw.window?this.egw.window.jQuery:jQuery).ajax({
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url: this.url,
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async: this.async,
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context: this,
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// only POST can send JSON as direct payload, GET can not
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data: method === 'GET' ? { json_data: request_obj } : request_obj,
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contentType: method === 'GET' ? false : 'application/json',
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dataType: 'json',
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type: method,
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success: this.handleResponse,
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jsonp: false,
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error: error || this.handleError
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});
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return this.request;
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};
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/**
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* Default error callback displaying error via egw.message
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*
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* @param {XMLHTTP} _xmlhttp
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* @param {string} _err
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*/
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json_request.prototype.handleError = function(_xmlhttp, _err) {
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// Don't error about an abort
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if(_err !== 'abort')
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{
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this.egw.message.call(this.egw,
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this.egw.lang('A request to the EGroupware server returned with an error')+
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': '+_xmlhttp.statusText+' ('+_xmlhttp.status+")\n\n"+
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this.egw.lang('Please reload the EGroupware desktop (F5 / Cmd+r).')+"\n"+
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this.egw.lang('If the error persists, contact your administrator for help and ask to check the error-log of the webserver.')+
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"\n\nURL: "+this.url+"\n"+
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(_xmlhttp.getAllResponseHeaders() ? (_xmlhttp.getAllResponseHeaders().match(/^Date:.*$/mi) ? _xmlhttp.getAllResponseHeaders().match(/^Date:.*$/mi)[0]:''):'')+
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// if EGroupware send JSON payload with error, errno show it here too
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(_err === 'error' && _xmlhttp.status === 400 && typeof _xmlhttp.responseJSON === 'object' && _xmlhttp.responseJSON.error ?
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"\nError: "+_xmlhttp.responseJSON.error+' ('+_xmlhttp.responseJSON.errno+')' : '')
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);
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this.egw.debug('error', 'Ajax request to', this.url, ' failed: ', _err, _xmlhttp.status, _xmlhttp.statusText, _xmlhttp.responseJSON);
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// check of unparsable JSON on server-side, which might be caused by some network problem --> resend max. twice
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if (_err === 'error' && _xmlhttp.status === 400 && typeof _xmlhttp.responseJSON === 'object' &&
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_xmlhttp.responseJSON.errno && _xmlhttp.responseJSON.error.substr(0, 5) === 'JSON ')
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{
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// ToDo: resend request max. twice
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}
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}
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};
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json_request.prototype.handleResponse = function(data) {
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if (data && typeof data.response != 'undefined')
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{
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if (egw.preference('show_generation_time', 'common', false) == "1")
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{
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var gen_time_div = jQuery('#divGenTime').length > 0 ? jQuery('#divGenTime')
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:jQuery('<div id="divGenTime" class="pageGenTime"><span class="pageTime"></span></div>').appendTo('#egw_fw_footer');
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}
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// Load files first
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var js_files = [];
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for (var i = data.response.length - 1; i >= 0; --i)
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{
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var res = data.response[i];
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if(res.type == 'js' && typeof res.data == 'string')
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{
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js_files.unshift(res.data);
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data.response.splice(i,1);
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}
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}
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if(js_files.length > 0)
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{
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var start_time = (new Date).getTime();
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this.egw.includeJS(js_files, function() {
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var end_time = (new Date).getTime();
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this.handleResponse(data);
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if (egw.preference('show_generation_time', 'common', false) == "1")
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{
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var gen_time_div = jQuery('#divGenTime');
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if (!gen_time_div.length) gen_time_div = jQuery('.pageGenTime');
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var gen_time_async = jQuery('.asyncIncludeTime').length > 0 ? jQuery('.asyncIncludeTime'):
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gen_time_div.append('<span class="asyncIncludeTime"></span>').find('.asyncIncludeTime');
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gen_time_async.text(egw.lang('async includes took %1s', (end_time-start_time)/1000));
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}
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}, this);
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return;
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}
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// Flag for only data response - don't call callback if only data
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var only_data = (data.response.length > 0);
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for (var i = 0; i < data.response.length; i++)
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{
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// Get the response object
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var res = data.response[i];
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if(typeof res.type == 'string' && res.type != 'data') only_data = false;
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// Check whether a plugin for the given type exists
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var handlers = [plugins, global_plugins];
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for(var handler_idx = 0; handler_idx < handlers.length; handler_idx++)
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{
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var handler_level = handlers[handler_idx];
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if (typeof handler_level[res.type] !== 'undefined')
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{
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for (var j = 0; j < handler_level[res.type].length; j++) {
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try {
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// Get a reference to the plugin
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var plugin = handler_level[res.type][j];
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if (res.type.match(/et2_load/))
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{
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if (egw.preference('show_generation_time', 'common', false) == "1")
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{
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if (gen_time_div.length > 0)
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{
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gen_time_div.find('span.pageTime').text(egw.lang("Page was generated in %1 seconds ", data.page_generation_time));
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if (data.session_restore_time)
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{
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var gen_time_session_span = gen_time_div.find('span.session').length > 0 ? gen_time_div.find('span.session'):
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gen_time_div.append('<span class="session"></span>').find('.session');
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gen_time_session_span.text(egw.lang("session restore time in %1 seconds ", data.page_generation_time));
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}
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}
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}
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}
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// Call the plugin callback
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plugin.callback.call(
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plugin.context ? plugin.context : this.context,
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res.type, res, this
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);
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} catch(e) {
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var msg = e.message ? e.message : e + '';
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var stack = e.stack ? "\n-- Stack trace --\n" + e.stack : "";
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this.egw.debug('error', 'Exception "' + msg + '" while handling JSON response from ' +
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this.url + ' [' + JSON.stringify(this.parameters) + '] type "' + res.type +
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'", plugin', plugin, 'response', res, stack);
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}
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}
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}
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}
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}
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// Call request callback, if provided
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if(this.callback != null && !only_data)
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{
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this.callback.call(this.context,res);
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}
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}
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this.request = null;
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};
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var json = {
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/** The constructor of the egw_json_request class.
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*
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* @param _menuaction the menuaction function which should be called and
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* which handles the actual request. If the menuaction is a full featured
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* url, this one will be used instead.
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* @param _parameters which should be passed to the menuaction function.
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* @param _async specifies whether the request should be asynchronous or
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* not.
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* @param _callback specifies the callback function which should be
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* called, once the request has been sucessfully executed.
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* @param _context is the context which will be used for the callback function
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* @param _sender is a parameter being passed to the _callback function
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*/
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json: function(_menuaction, _parameters, _callback, _context, _async,
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_sender)
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{
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return new json_request(_menuaction, _parameters, _callback,
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_context, _async, _sender, this);
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},
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/**
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* Do an AJAX call and get a javascript promise, which will be resolved with the returned data.
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*
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* egw.request() returns immediately with a Promise. The promise will be resolved with just the returned data,
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* any other "piggybacked" responses will be handled by registered handlers. The data will also be passed to
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* any registered data handlers (egw.data) before it is passed to your handler.
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*
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* To use:
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* @example
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* egw.request(
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* "EGroupware\\Api\\Etemplate\\Widget\\Select::ajax_get_options",
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* ["select-cat"]
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* )
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* .then(function(data) {
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* // Deal with the returned data here. data may be undefined if no data was returned.
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* console.log("Here's the categories:",data);
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* });
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*
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*
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* The return is a Promise, so multiple .then() can be chained in the usual ways:
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* @example
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* egw.request(...)
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* .then(function(data) {
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* if(debug) console.log("Requested data", data);
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* }
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* .then(function(data) {
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* // Change the data for the rest of the chain
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* if(typeof data === "undefined") return [];
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* }
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* .then(function(data) {
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* // data is never undefined now, if it was before it's an empty array now
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* for(let i = 0; i < data.length; i++)
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* {
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* ...
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* }
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* }
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*
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*
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* You can also fire off multiple requests, and wait for them to all be answered:
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|
* @example
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* let first = egw.request(...);
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|
* let second = egw.request(...);
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* Promise.all([first, second])
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* .then(function(values) {
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* console.log("First:", values[0], "Second:", values[1]);
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* }
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*
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*
|
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* @param {string} _menuaction
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* @param {any[]} _parameters
|
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*
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* @return Promise
|
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*/
|
|
request: function(_menuaction, _parameters)
|
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{
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let request = new json_request(_menuaction, _parameters, null, this, true, this, this);
|
|
let ajax_promise = request.sendRequest();
|
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|
|
// This happens first, immediately
|
|
let resolvePromise = function(resolve, reject) {
|
|
// Bind to ajax response - this is called _after_ any other handling
|
|
ajax_promise.always(function(response, status, p) {
|
|
if(status !== "success") reject();
|
|
|
|
// The ajax request has completed, get just the data & pass it on
|
|
if(response && response.response)
|
|
{
|
|
for(let value of response.response)
|
|
{
|
|
if(value.type && value.type === "data" && typeof value.data !== "undefined")
|
|
{
|
|
// Data was packed in response
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|
resolve(value.data);
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|
}
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|
else if (value && typeof value.type === "undefined" && typeof value.data === "undefined")
|
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{
|
|
// Just raw data
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|
resolve(value);
|
|
}
|
|
}
|
|
}
|
|
|
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// No data? Resolve the promise with nothing
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|
resolve();
|
|
});
|
|
};
|
|
|
|
const myPromise = new Promise(resolvePromise);
|
|
|
|
return myPromise;
|
|
},
|
|
|
|
/**
|
|
* Registers a new handler plugin.
|
|
*
|
|
* @param _callback is the callback function which should be called
|
|
* whenever a response is comming from the server.
|
|
* @param _context is the context in which the callback function should
|
|
* be called. If null is given, the plugin is executed in the context
|
|
* of the request object context.
|
|
* @param _type is an optional parameter defaulting to 'global'.
|
|
* it describes the response type which this plugin should be
|
|
* handling.
|
|
* @param {boolean} [_global=false] Register the handler globally or
|
|
* locally. Global handlers must stay around, so should be used
|
|
* for global modules.
|
|
*/
|
|
registerJSONPlugin: function(_callback, _context, _type, _global)
|
|
{
|
|
// _type defaults to 'global'
|
|
if (typeof _type === 'undefined')
|
|
{
|
|
_type = 'global';
|
|
}
|
|
// _global defaults to false
|
|
if (typeof _global === 'undefined')
|
|
{
|
|
_global = false;
|
|
}
|
|
var scoped = _global ? global_plugins : plugins;
|
|
|
|
// Create an array for the given category inside the plugins object
|
|
if (typeof scoped[_type] === 'undefined')
|
|
{
|
|
scoped[_type] = [];
|
|
}
|
|
|
|
// Add the entry
|
|
scoped[_type].push({
|
|
'callback': _callback,
|
|
'context': _context
|
|
});
|
|
},
|
|
|
|
/**
|
|
* Removes a previously registered plugin.
|
|
*
|
|
* @param _callback is the callback function which should be called
|
|
* whenever a response is comming from the server.
|
|
* @param _context is the context in which the callback function should
|
|
* be called.
|
|
* @param _type is an optional parameter defaulting to 'global'.
|
|
* it describes the response type which this plugin should be
|
|
* handling.
|
|
* @param {boolean} [_global=false] Remove a global or local handler.
|
|
*/
|
|
unregisterJSONPlugin: function(_callback, _context, _type, _global)
|
|
{
|
|
// _type defaults to 'global'
|
|
if (typeof _type === 'undefined')
|
|
{
|
|
_type = 'global';
|
|
}
|
|
// _global defaults to false
|
|
if (typeof _global === 'undefined')
|
|
{
|
|
_global = false;
|
|
}
|
|
var scoped = _global ? global_plugins : plugins;
|
|
if (typeof scoped[_type] !== 'undefined') {
|
|
for (var i = 0; i < scoped[_type].length; i++)
|
|
{
|
|
if (scoped[_type][i].callback == _callback &&
|
|
scoped[_type][i].context == _context)
|
|
{
|
|
scoped[_type].slice(i, 1);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
// Regisert the "alert" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
//Check whether all needed parameters have been passed and call the alertHandler function
|
|
if ((typeof res.data.message != 'undefined') &&
|
|
(typeof res.data.details != 'undefined'))
|
|
{
|
|
req.alertHandler(
|
|
res.data.message,
|
|
res.data.details);
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'alert');
|
|
|
|
// Regisert the "message" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
//Check whether all needed parameters have been passed and call the alertHandler function
|
|
if ((typeof res.data.message != 'undefined'))
|
|
{
|
|
req.egw.message(res.data.message, res.data.type);
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'message');
|
|
|
|
// Register the "assign" plugin
|
|
json.registerJSONPlugin(function(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'))
|
|
{
|
|
var obj = _wnd.document.getElementById(res.data.id);
|
|
if (obj)
|
|
{
|
|
obj[res.data.key] = res.data.value;
|
|
|
|
if (res.data.key == "innerHTML")
|
|
{
|
|
egw_insertJS(res.data.value);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'assign');
|
|
|
|
// Register the "data" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
//Callback the caller in order to allow him to handle the data
|
|
if (req.callback)
|
|
{
|
|
req.callback.call(req.sender, res.data);
|
|
return true;
|
|
}
|
|
}, null, 'data');
|
|
|
|
// Register the "script" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
if (typeof res.data == 'string')
|
|
{
|
|
try
|
|
{
|
|
var func = new Function(res.data);
|
|
func.call(req.egw ? req.egw.window : window);
|
|
}
|
|
catch (e)
|
|
{
|
|
req.egw.debug('error', 'Error while executing script: ',
|
|
res.data,e);
|
|
}
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'script');
|
|
|
|
// Register the "apply" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
if (typeof res.data.func == 'string')
|
|
{
|
|
var parts = res.data.func.split('.');
|
|
var func = parts.pop();
|
|
var parent = req.egw.window;
|
|
for(var i=0; i < parts.length; ++i)
|
|
{
|
|
if (typeof parent[parts[i]] != 'undefined')
|
|
{
|
|
parent = parent[parts[i]];
|
|
}
|
|
// check if we need a not yet instanciated app.js object --> instanciate it now
|
|
else if (i == 1 && parts[0] == 'app' && typeof req.egw.window.app.classes[parts[1]] == 'function')
|
|
{
|
|
parent = parent[parts[1]] = new req.egw.window.app.classes[parts[1]]();
|
|
}
|
|
}
|
|
if (typeof parent[func] == 'function')
|
|
{
|
|
try
|
|
{
|
|
parent[func].apply(parent, res.data.parms);
|
|
}
|
|
catch (e)
|
|
{
|
|
req.egw.debug('error', e.message, ' in function', res.data.func,
|
|
'Parameters', res.data.parms);
|
|
}
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
throw '"' + res.data.func + '" is not a callable function (type is ' + typeof parent[func] + ')';
|
|
}
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'apply');
|
|
|
|
// Register the "jquery" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
if (typeof res.data.select == 'string' &&
|
|
typeof res.data.func == 'string')
|
|
{
|
|
try
|
|
{
|
|
var jQueryObject = jQuery(res.data.select, req.context);
|
|
jQueryObject[res.data.func].apply(jQueryObject, res.data.parms);
|
|
}
|
|
catch (e)
|
|
{
|
|
req.egw.debug('error', 'Function', res.data.func,
|
|
'Parameters', res.data.parms);
|
|
}
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, _wnd, 'jquery');
|
|
|
|
// Register the "redirect" plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
//console.log(res.data.url);
|
|
if (typeof res.data.url == 'string' &&
|
|
typeof res.data.global == 'boolean')
|
|
{
|
|
//Special handling for framework reload
|
|
res.data.global |= (res.data.url.indexOf("?cd=10") > 0);
|
|
|
|
if (res.data.global)
|
|
{
|
|
egw_topWindow().location.href = res.data.url;
|
|
}
|
|
// json request was originating from a different popup --> redirect that one
|
|
else if(this && this.DOMContainer && this.DOMContainer.ownerDocument.defaultView != window &&
|
|
egw(this.DOMContainer.ownerDocument.defaultView).is_popup())
|
|
{
|
|
this.DOMContainer.ownerDocument.location.href = res.data.url;
|
|
}
|
|
// main window, open url in respective tab
|
|
else
|
|
{
|
|
egw_appWindowOpen(res.data.app, res.data.url);
|
|
}
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'redirect');
|
|
|
|
// Register the 'css' plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
if (typeof res.data == 'string')
|
|
{
|
|
req.egw.includeCSS(res.data);
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'css');
|
|
|
|
// Register the 'js' plugin
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
if (typeof res.data == 'string')
|
|
{
|
|
req.jsCount++;
|
|
req.egw.includeJS(res.data, function() {
|
|
req.jsFiles++;
|
|
if (req.jsFiles == req.jsCount && req.onLoadFinish)
|
|
{
|
|
req.onLoadFinish.call(req.sender);
|
|
}
|
|
});
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'js');
|
|
|
|
// Register the 'html' plugin, replacing document content with send html
|
|
json.registerJSONPlugin(function(type, res, req) {
|
|
if (typeof res.data == 'string')
|
|
{
|
|
// Empty the document tree
|
|
while (_wnd.document.childNodes.length > 0)
|
|
{
|
|
_wnd.document.removeChild(_wnd.document.childNodes[0]);
|
|
}
|
|
|
|
// Write the given content
|
|
_wnd.document.write(res.data);
|
|
|
|
// Close the document
|
|
_wnd.document.close();
|
|
return true;
|
|
}
|
|
throw 'Invalid parameters';
|
|
}, null, 'html');
|
|
|
|
// Return the extension
|
|
return json;
|
|
});
|
|
|