public function restore($file = '')
{
global $wpdb;
$wpdb->show_errors();
$error = false;
$return = array();
if (empty($file) || !strpos(wp_get_referer(), OPT_NAME)) {
$error = true;
$return['info'] = false;
$return['warning'] = empty($file) ? __("The file you have insert doesn't valid.", 'alfath') : __("For security reason restore can only be done from Theme Options Page.", 'alfath');
return $return;
}
$filename = basename($file);
switch (substr($filename, -3)) {
case 'xml':
$error = true;
$return['warning'] = sprintf(__('The file you have insert is a WordPress eXtended RSS (WXR) file. You need to use this into the admin page to import this file. Here only <b>.gz</b> file are allowed. <a href="%s" title="Tools -> Import">Tools -> Import</a>', 'alfath'), admin_url('import.php', false));
break;
case 'zip':
case 'rar':
$error = true;
$return['warning'] = __('The file you have insert is a ZIP/RAR file. Here only <b>.gz</b> file are allowed', 'alfath');
break;
}
// End Switch
if ($error) {
$return['info'] = false;
return $return;
}
if (substr($filename, -2) != 'gz') {
$error = true;
$return['warning'] = __('The file you have insert is not a valid file. Here only <b>.gz</b> file are allowed', 'alfath');
return $return;
}
// get db encoded
$content_file = file_get_contents($file);
$db = unserialize(base64_decode(gzuncompress($content_file)));
array_walk_recursive($db, 'AlfathBackup::change_url', 'restore');
if (!is_array($db)) {
wp_die(__('An error encoured during during import. Please try again.', 'alfath'));
}
set_time_limit(0);
// tables
foreach (self::$wptables as $table) {
// delete all row of each table
$wpdb->query("TRUNCATE TABLE {$wpdb->{$table}}");
// insert new data
$insert = array();
foreach ($db[$table] as $id => $data) {
$insert[] = AlfathBackup::_insert_sql($data);
}
if (!empty($db[$table])) {
$insert = implode(', ', $insert);
$fields = implode('`, `', array_keys($db[$table][0]));
$wpdb->query("INSERT INTO `{$wpdb->{$table}}` ( `{$fields}` ) VALUES " . $insert);
}
}
// End foreach
$tables = apply_filters('alfath_db_tables', array());
$tables = apply_filters('alfath_db_tables_restore', $tables);
if (!empty($tables)) {
foreach ($tables as $table) {
if (!isset($db[$table])) {
continue;
}
if ($wpdb->get_var("SHOW TABLES LIKE '{$wpdb->prefix}{$table}'") == $wpdb->prefix . $table) {
// delete all row of each table
$wpdb->query("TRUNCATE TABLE {$wpdb->prefix}{$table}");
// insert new data
$insert = array();
foreach ($db[$table] as $id => $data) {
$insert[] = AlfathBackup::_insert_sql($data);
}
if (!empty($db[$table])) {
$insert = implode(', ', $insert);
$fields = implode('`, `', array_keys($db[$table][0]));
$wpdb->query("INSERT INTO `{$wpdb->prefix}{$table}` ( `{$fields}` ) VALUES " . $insert);
}
}
// End if
}
// End foreach
}
// End if
$options = apply_filters('alfath_db_options', self::$options);
$options = apply_filters('alfath_db_options_restore', $options);
$sql_options = array();
foreach ($options as $option) {
if (strpos($option, '%') !== FALSE) {
$operator = 'LIKE';
} else {
$operator = '=';
}
$sql_options[] = "option_name {$operator} '{$option}'";
}
$sql_options = implode(' OR ', $sql_options);
$sql = "DELETE FROM {$wpdb->options} WHERE {$sql_options};";
$wpdb->query($sql);
// update options
$warning = array();
$check = $wpdb->get_results("SELECT * FROM {$wpdb->options} WHERE option_id = 1", ARRAY_A);
foreach ($db['options'] as $id => $option) {
if (!isset($check['blog_id'])) {
unset($option['blog_id']);
}
if ($wpdb->insert($wpdb->options, $option)) {
$insert = true;
} else {
$insert = false;
}
// save the ID that has error, to show.
if (!$insert) {
// $wpdb->print_error();
$warning[$option] = $wpdb->last_error;
}
}
if (!empty($insert_warn)) {
$return['warning'] = $warning;
}
$return['info'] = true;
return $return;
}
/**
* alfath_download_backup
*
* @return string
*/
function alfath_download_backup()
{
if (!isset($_GET['secret']) || $_GET['secret'] != md5(AUTH_KEY . SECURE_AUTH_KEY)) {
wp_die('Invalid Secret for options use');
exit;
}
if (!isset($_GET['feed'])) {
wp_die('No Feed Defined');
exit;
}
require_once ADMIN_DIR . '/class-alfath-backup.php';
$backup = AlfathBackup::backup();
if (isset($_GET['action']) && $_GET['action'] == 'alfath_download_options') {
header("Content-type: application/gzip-compressed");
header("Content-Disposition: attachment; filename={$backup['filename']}");
header("Content-Length: " . strlen($backup['content']));
header("Content-Transfer-Encoding: binary");
header('Accept-Ranges: bytes');
header("Pragma: no-cache");
header("Expires: 0");
echo $backup['content'];
exit;
}
}
