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Dionysopoulos * @license GNU General Public License version 3, or later * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ var stat_total = 0; var stat_files = 0; var stat_inbytes = 0; var stat_outbytes = 0; /** * An extremely simple error handler, dumping error messages to screen * * @param error The error message string */ function error_callback(error) { alert("ERROR:\n"+error); } /** * Performs an encrypted AJAX request and returns the parsed JSON output. * The window.ajax_url is used as the AJAX proxy URL. * If there is no errorCallback, the window.error_callback is used. * * @param object data An object with the query data, e.g. a serialized form * @param function successCallback A function accepting a single object parameter, called on success * @param function errorCallback A function accepting a single string parameter, called on failure */ doEncryptedAjax = function(data, successCallback, errorCallback) { var json = JSON.stringify(data); if( joomlaupdate_password.length > 0 ) { json = AesCtr.encrypt( json, joomlaupdate_password, 128 ); } var post_data = { 'json': json }; var structure = { type: "POST", url: joomlaupdate_ajax_url, cache: false, data: post_data, timeout: 600000, success: function(msg, responseXML) { // Initialize var junk = null; var message = ""; // Get rid of junk before the data var valid_pos = msg.indexOf('###'); if( valid_pos == -1 ) { // Valid data not found in the response msg = 'Invalid AJAX data:\n' + msg; if (errorCallback == null) { if(error_callback != null) { error_callback(msg); } } else { errorCallback(msg); } return; } else if( valid_pos != 0 ) { // Data is prefixed with junk junk = msg.substr(0, valid_pos); message = msg.substr(valid_pos); } else { message = msg; } message = message.substr(3); // Remove triple hash in the beginning // Get of rid of junk after the data var valid_pos = message.lastIndexOf('###'); message = message.substr(0, valid_pos); // Remove triple hash in the end // Decrypt if required var data = null; if( joomlaupdate_password.length > 0 ) { try { var data = JSON.parse(message); } catch(err) { message = AesCtr.decrypt(message, joomlaupdate_password, 128); } } try { if (empty(data)) { data = JSON.parse(message); } } catch(err) { var msg = err.message + "\n
\n
\n" + message + "\n
"; if (errorCallback == null) { if (error_callback != null) { error_callback(msg); } } else { errorCallback(msg); } return; } // Call the callback function successCallback(data); }, error: function(req) { var message = 'AJAX Loading Error: ' + req.statusText; if(errorCallback == null) { if (error_callback != null) { error_callback(message); } } else { errorCallback(message); } } }; jQuery.ajax( structure ); }; /** * Pings the update script (making sure its executable) */ pingExtract = function() { // Reset variables this.stat_files = 0; this.stat_inbytes = 0; this.stat_outbytes = 0; // Do AJAX post var post = {task : 'ping'}; this.doEncryptedAjax(post, function(data) { startExtract(data); }); }; startExtract = function() { console.log("started"); // Reset variables this.stat_files = 0; this.stat_inbytes = 0; this.stat_outbytes = 0; var post = { task : 'startRestore' }; this.doEncryptedAjax(post, function(data){ stepExtract(data); }); }; stepExtract = function(data) { if(data.status == false) { // handle failure error_callback(data.message); return; } if( !empty(data.Warnings) ) { // @todo Handle warnings /** $.each(data.Warnings, function(i, item){ $('#warnings').append( $(document.createElement('div')) .html(item) ); $('#warningsBox').show('fast'); }); /**/ } if (!empty(data.factory)) { extract_factory = data.factory; } if(data.done) { finalizeUpdate(); } else { // Add data to variables stat_inbytes += data.bytesIn; stat_percent = (stat_inbytes * 100) / joomlaupdate_totalsize; // Update GUI stat_inbytes += data.bytesIn; stat_outbytes += data.bytesOut; stat_files += data.files; if (stat_percent < 100) { jQuery('#progress-bar').css('width', stat_percent + '%').attr('aria-valuenow', stat_percent); } else if (stat_percent > 100) { stat_percent = 100; jQuery('#progress-bar').css('width', stat_percent + '%').attr('aria-valuenow', stat_percent); } else { jQuery('#progress-bar').removeClass('bar-success'); } jQuery('#extpercent').text(stat_percent.toFixed(1) + '%'); jQuery('#extbytesin').text(stat_inbytes); jQuery('#extbytesout').text(stat_outbytes); jQuery('#extfiles').text(data.files); // Do AJAX post post = { task: 'stepRestore', factory: data.factory }; doEncryptedAjax(post, function(data){ stepExtract(data); }); } }; finalizeUpdate = function () { // Do AJAX post var post = { task : 'finalizeRestore', factory: window.factory }; doEncryptedAjax(post, function(data){ window.location = joomlaupdate_return_url; }); }; /** * Is a variable empty? * * Part of php.js * * @see http://phpjs.org/ * * @param mixed mixed_var The variable * * @returns boolean True if empty */ function empty (mixed_var) { var key; if (mixed_var === "" || mixed_var === 0 || mixed_var === "0" || mixed_var === null || mixed_var === false || typeof mixed_var === 'undefined' ){ return true; } if (typeof mixed_var == 'object') { for (key in mixed_var) { return false; } return true; } return false; } /** * Is the variable an array? * * Part of php.js * * @see http://phpjs.org/ * * @param mixed mixed_var The variable * * @returns boolean True if it is an array or an object */ function is_array (mixed_var) { var key = ''; var getFuncName = function (fn) { var name = (/\W*function\s+([\w\$]+)\s*\(/).exec(fn); if (!name) { return '(Anonymous)'; } return name[1]; }; if (!mixed_var) { return false; } // BEGIN REDUNDANT this.php_js = this.php_js || {}; this.php_js.ini = this.php_js.ini || {}; // END REDUNDANT if (typeof mixed_var === 'object') { if (this.php_js.ini['phpjs.objectsAsArrays'] && // Strict checking for being a JavaScript array (only check this way if call ini_set('phpjs.objectsAsArrays', 0) to disallow objects as arrays) ( (this.php_js.ini['phpjs.objectsAsArrays'].local_value.toLowerCase && this.php_js.ini['phpjs.objectsAsArrays'].local_value.toLowerCase() === 'off') || parseInt(this.php_js.ini['phpjs.objectsAsArrays'].local_value, 10) === 0) ) { return mixed_var.hasOwnProperty('length') && // Not non-enumerable because of being on parent class !mixed_var.propertyIsEnumerable('length') && // Since is own property, if not enumerable, it must be a built-in function getFuncName(mixed_var.constructor) !== 'String'; // exclude String() } if (mixed_var.hasOwnProperty) { for (key in mixed_var) { // Checks whether the object has the specified property // if not, we figure it's not an object in the sense of a php-associative-array. if (false === mixed_var.hasOwnProperty(key)) { return false; } } } // Read discussion at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_is_array/ return true; } return false; }