public static function export()
{
// Set default handlers
set_error_handler(array('Ai1wm_Error', 'error_handler'));
set_exception_handler(array('Ai1wm_Error', 'exception_handler'));
// Get options
if (isset($_POST['options']) && ($options = $_POST['options'])) {
$storage = new StorageArea();
// Export archive
$model = new Ai1wm_Export();
$file = $model->export($storage, $options);
// Send the file to the user
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header(sprintf('Content-Disposition: attachment; filename=%s-%s.%s', Ai1wm_Export::EXPORT_ARCHIVE_NAME, time(), 'zip'));
header('Content-Transfer-Encoding: binary');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($file->getAs('string')));
// Clear output buffering and read file content
if (ob_get_length() > 0) {
@ob_end_clean();
}
readfile($file->getAs('string'));
$storage->flush();
exit;
}
}
public static function export()
{
// Set default handlers
set_error_handler(array('Ai1wm_Error', 'error_handler'));
set_exception_handler(array('Ai1wm_Error', 'exception_handler'));
// Get options
if (isset($_POST['options']) && ($options = $_POST['options'])) {
// Log options
Ai1wm_Logger::debug(AI1WM_EXPORT_OPTIONS, $options);
// Export site
$model = new Ai1wm_Export($options);
$file = $model->export();
// Send the file to the user
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename=' . self::filename());
header('Content-Transfer-Encoding: binary');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . $file->getSize());
// Clear output buffering and read file content
while (@ob_end_clean()) {
}
// Load file content
$handle = fopen($file->getName(), 'rb');
while (!feof($handle)) {
echo fread($handle, 8192);
}
fclose($handle);
// Flush storage
StorageArea::getInstance()->flush();
exit;
}
}
/**
* Import archive file (database, media, package.json)
*
* @param array $input_file Upload file parameters
* @param array $options Additional upload settings
* @return array List of messages
*/
public function import($input_file, $options = array())
{
global $wpdb;
$errors = array();
if (empty($input_file['error'])) {
try {
$storage = new StorageArea();
// Flush storage directory
if ($options['chunk'] === 0) {
StorageDirectory::flush(AI1WM_STORAGE_PATH, array('.gitignore'));
}
// Partial file path
$upload_file = $storage->makeFile($options['name'])->getAs('string');
// Open partial file
$out = fopen($upload_file, $options['chunk'] == 0 ? 'wb' : 'ab');
if ($out) {
// Read binary input stream and append it to temp file
$in = fopen($input_file['tmp_name'], 'rb');
if ($in) {
while ($buff = fread($in, 4096)) {
fwrite($out, $buff);
}
}
fclose($in);
fclose($out);
// Remove temporary uploaded file
unlink($input_file['tmp_name']);
} else {
$errors[] = sprintf(_('Site could not be imported!<br />
Please make sure that storage directory <strong>%s</strong> has read and write permissions.'), AI1WM_STORAGE_PATH);
// Clear storage
$storage->flush();
}
} catch (Exception $e) {
$errors[] = sprintf(_('Site could not be imported!<br />
Please make sure that storage directory <strong>%s</strong> has read and write permissions.'), AI1WM_STORAGE_PATH);
// Clear storage
$storage->flush();
}
// Check if file has been uploaded
if (empty($errors) && (!$options['chunks'] || $options['chunk'] == $options['chunks'] - 1)) {
// Create temporary directory
$extract_to = $storage->makeDirectory()->getAs('string');
// Extract archive to a temporary directory
try {
try {
$archive = ZipFactory::makeZipArchiver($upload_file, !class_exists('ZipArchive'));
$archive->extractTo($extract_to);
$archive->close();
} catch (Exception $e) {
$archive = ZipFactory::makeZipArchiver($upload_file, true);
$archive->extractTo($extract_to);
$archive->close();
}
} catch (Exception $e) {
$errors[] = _('Archive file is broken or is not compatible with
"All In One WP Migration" plugin! Please verify your archive file.');
}
if (empty($errors)) {
// Verify whether this archive is valid
if ($this->is_valid($extract_to)) {
// Enable maintenance mode
$this->maintenance_mode(true);
// Parse package config file
$config = $this->parse_package($extract_to . Ai1wm_Export::EXPORT_PACKAGE_NAME);
// Database import
if (is_file($extract_to . Ai1wm_Export::EXPORT_DATABASE_NAME)) {
// Backup database
$model = new Ai1wm_Export();
$database_file = $model->prepare_database($storage);
try {
$db = MysqlDumpFactory::makeMysqlDump(DB_HOST, DB_USER, DB_PASSWORD, DB_NAME, class_exists('PDO') && in_array('mysql', PDO::getAvailableDrivers()));
$db->getConnection();
} catch (Exception $e) {
// Use "old" mysql adapter
$db = MysqlDumpFactory::makeMysqlDump(DB_HOST, DB_USER, DB_PASSWORD, DB_NAME, false);
}
// Flush database
$db->flush();
$old_values = array();
$new_values = array();
// Get Site URL
if (isset($config['SiteURL']) && $config['SiteURL'] != site_url()) {
$old_values[] = $config['SiteURL'];
$new_values[] = site_url();
}
// Get Home URL
if (isset($config['HomeURL']) && $config['HomeURL'] != home_url()) {
$old_values[] = $config['HomeURL'];
$new_values[] = home_url();
}
// Get Domain
if (isset($config['Domain']) && $config['Domain'] != ($domain = parse_url(home_url(), PHP_URL_HOST))) {
$old_values[] = $config['Domain'];
$new_values[] = $domain;
}
$file = new Ai1wm_File();
$database_file = $storage->makeFile(Ai1wm_Export::EXPORT_DATABASE_NAME, $extract_to);
// Replace Old/New Values
if ($old_values && $new_values) {
$database_file = $file->str_replace_file($storage, $database_file, $old_values, $new_values);
$database_file = $file->preg_replace_file($storage, $database_file, '/s:(\\d+):([\\\\]?"[\\\\]?"|[\\\\]?"((.*?)[^\\\\])[\\\\]?");/');
}
// Import database
$db->setOldTablePrefix(AI1WM_TABLE_PREFIX)->setNewTablePrefix($wpdb->prefix)->import($database_file->getAs('string'));
}
// Media import
if (is_dir($extract_to . Ai1wm_Export::EXPORT_MEDIA_NAME)) {
// Media base directory
$upload_dir = wp_upload_dir();
$upload_basedir = $upload_dir['basedir'] . DIRECTORY_SEPARATOR;
if (!is_dir($upload_basedir)) {
mkdir($upload_basedir);
}
// Backup media files
$backup_media_to = $storage->makeDirectory()->getAs('string');
StorageDirectory::copy($upload_basedir, $backup_media_to);
// Flush media files
StorageDirectory::flush($upload_basedir);
// Import media files
StorageDirectory::copy($extract_to . Ai1wm_Export::EXPORT_MEDIA_NAME, $upload_basedir);
}
// Themes import
if (is_dir($extract_to . Ai1wm_Export::EXPORT_THEMES_NAME)) {
// Themes base directory
$themes_dir = get_theme_root();
$themes_basedir = $themes_dir . DIRECTORY_SEPARATOR;
if (!is_dir($themes_basedir)) {
mkdir($themes_basedir);
}
// Backup themes files
$backup_themes_to = $storage->makeDirectory()->getAs('string');
StorageDirectory::copy($themes_basedir, $backup_themes_to);
// Flush themes files
StorageDirectory::flush($themes_basedir);
// Import themes files
StorageDirectory::copy($extract_to . Ai1wm_Export::EXPORT_THEMES_NAME, $themes_basedir);
}
// Plugins import
if (is_dir($extract_to . Ai1wm_Export::EXPORT_PLUGINS_NAME)) {
// Backup plugin files
$backup_plugins_to = $storage->makeDirectory()->getAs('string');
StorageDirectory::copy(WP_PLUGIN_DIR, $backup_plugins_to, array(AI1WM_PLUGIN_NAME));
// Flush plugin files
StorageDirectory::flush(WP_PLUGIN_DIR, array(AI1WM_PLUGIN_NAME));
// Import plugin files
StorageDirectory::copy($extract_to . Ai1wm_Export::EXPORT_PLUGINS_NAME, WP_PLUGIN_DIR);
}
// Disable maintenance mode
$this->maintenance_mode(false);
} else {
$errors[] = _('File is not compatible with "All In One WP Migration" plugin! Please verify your archive file.');
}
}
// Clear storage
$storage->flush();
}
} else {
$errors[] = $this->code_to_message($input_file['error']);
}
return array('errors' => $errors);
}
