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<?php namespace App\Controllers; class Updates extends Security_Controller { function __construct() { parent::__construct(); $this->access_only_admin(); } function index() { $updates_info = $this->_get_updates_info(); $view_data['supported_until'] = null; $view_data['has_support'] = false; if ($updates_info->error) { $view_data['error'] = $updates_info->error; } else { $supported_until = $this->_get_support_info(); if ($supported_until && strlen($supported_until)==10) { $view_data['supported_until'] = format_to_date($supported_until, false); $now = get_my_local_time(); $diff_seconds = strtotime($supported_until) - strtotime($now); if ($diff_seconds > 0) { $view_data['has_support'] = true; } } } $view_data['installable_updates'] = $updates_info->installable_updates; $view_data['downloadable_updates'] = $updates_info->downloadable_updates; $view_data['current_version'] = $updates_info->current_version; $view_data['current_version'] = $updates_info->current_version; return $this->template->rander("updates/index", $view_data); } private function _curl_get_contents($url) { $ch = curl_init(); curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_HTTPGET, TRUE); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 30); curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)"); curl_setopt($ch, CURLOPT_HTTPHEADER, Array('Content-type: text/plain')); $data = curl_exec($ch); curl_close($ch); return $data; } private function _get_release_contents($url, $download = false) { $curl_data = $this->_curl_get_contents($url); //try with file_get_contents if (!$curl_data) { if ($download) { $curl_data = fopen($url, "r"); } else { $curl_data = file_get_contents($url); } } return $curl_data; } private function _get_support_info() { $app_update_url = get_setting("app_update_url"); $item_purchase_code = get_setting("item_purchase_code"); $remot_uplates_url = $app_update_url . "?code=" . $item_purchase_code . "&domain=" . $_SERVER['HTTP_HOST'] . "&details=1"; return $this->_get_release_contents($remot_uplates_url); } private function _get_updates_info() { ini_set('max_execution_time', 180); $current_version = get_setting("app_version"); $app_update_url = get_setting("app_update_url"); $item_purchase_code = get_setting("item_purchase_code"); $remot_uplates_url = $app_update_url . "?code=" . $item_purchase_code . "&domain=" . $_SERVER['HTTP_HOST']; $local_updates_dir = get_setting("updates_path"); $error = ""; $next_installable_version = ""; $none_installed_versions = array(); $installable_updates = array(); $downloadable_updates = array(); //check updates $releases = $this->_get_release_contents($remot_uplates_url); if ($releases) { //explode the string to get the released versions $releases = array_filter(explode("<br />", $releases)); if ($releases[0] === "varification_failed") { $error = app_lang("varification_failed_message"); } else { //check none installed version foreach ($releases as $version_key) { $version_info = $this->_get_version_and_salt($version_key); //compare current version with updates if (version_compare($version_info->version, $current_version) > 0) { if (!$next_installable_version) { $next_installable_version = $version_info->version; } $none_installed_versions[$version_info->salt] = $version_info->version; } } //now we have a list of all none installed version //check the local file if the updates are already downloaded foreach ($none_installed_versions as $salt => $version) { $update_zip = $local_updates_dir . $version . '.zip'; if (is_file($update_zip)) { $installable_updates[$salt] = $version; } else { $downloadable_updates[$salt] = $version; } } } } $info = new \stdClass(); $info->current_version = $current_version; $info->error = $error; $info->none_installed_versions = $none_installed_versions; $info->installable_updates = $installable_updates; $info->downloadable_updates = $downloadable_updates; $info->next_installable_version = $next_installable_version; return $info; } private function _get_version_and_salt($version_key = "") { $info = new \stdClass(); $version_array = explode("-", $version_key); $info->salt = $version_array[0]; $info->version = ""; if (array_key_exists(1, $version_array)) { $info->version = $version_array[1]; } return $info; } function download_updates($version = "", $salt = "") { ini_set('max_execution_time', 300); //300 seconds $local_updates_dir = get_setting("updates_path"); $update_zip = $local_updates_dir . $version . ".zip"; $download_url = get_setting("app_update_url") . $salt . "-" . $version . ".zip"; if (is_file($update_zip)) { echo json_encode(array("success" => true, 'message' => "File already exists")); } else { //get updates from remote $new_update = $this->_get_release_contents($download_url, true); if ($new_update) { //crate updates folter if required if (!is_dir($local_updates_dir)) { if (!@mkdir($local_updates_dir)) { echo json_encode(array("success" => false, 'message' => "Permission denied: $local_updates_dir directory is not writeable! Please set the writeable permission to the directory")); exit(); } } if (file_put_contents($update_zip, $new_update)) { echo json_encode(array("success" => true, 'message' => "Downloaded version-" . $version)); } else { echo json_encode(array("success" => false, 'message' => app_lang("something_went_wrong"))); } } else { echo json_encode(array("success" => false, 'message' => "Sorry, Version - $version download has been failed!")); } } } function do_update($version = "") { ini_set('max_execution_time', 300); //300 seconds if ($version) { //check the sequential updates $updates_info = $this->_get_updates_info(); if ($updates_info->next_installable_version != $version) { echo json_encode(array("success" => false, 'message' => "Please install the version - $updates_info->next_installable_version first!")); exit(); } $local_updates_dir = get_setting("updates_path"); if (!function_exists("zip_open")) { echo json_encode(array("success" => false, 'message' => "Please instal the zip extension in your server.")); exit(); } $zip = zip_open($local_updates_dir . $version . '.zip'); $executeable_file = ""; while ($active_file = zip_read($zip)) { $file_name = zip_entry_name($active_file); $dir = dirname($file_name); if (substr($file_name, -1, 1) == '/') continue; //create new directory if it's not exists if (!is_dir('./' . $dir)) { mkdir('./' . $dir, 0755, true); } //overwrite the existing file if (!is_dir('./' . $file_name)) { $contents = zip_entry_read($active_file, zip_entry_filesize($active_file)); //execute command if required if ($file_name == 'execute.php') { file_put_contents($file_name, $contents); $executeable_file = $file_name; } else { file_put_contents($file_name, $contents); } } } //has an executeable file. run it. if ($executeable_file) { include ($executeable_file); unlink($executeable_file); //delete the file for sequrity purpose and it's not required to keep in root directory } echo json_encode(array("success" => true, 'message' => "Version - $version installed successfully!")); } else { echo json_encode(array("success" => false, 'message' => app_lang("something_went_wrong"))); } } function systeminfo(){ phpinfo(); } } /* End of file updates.php / / Location: ./app/controllers/updates.php */

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