/**
* This 'init' process begins the user's backup via AJAX. Creates the session backup file.
*
* @since 1.0.0
* @see
*
* @param none
*
* @return none
*/
function snapshot_ajax_backup_init($item, $_post_array)
{
global $wpdb;
$home_path = apply_filters('snapshot_home_path', get_home_path());
$error_status = array();
$error_status['errorStatus'] = false;
$error_status['errorText'] = "";
$error_status['responseText'] = "";
$error_status['table_data'] = array();
$error_status['files_data'] = array();
if (isset($this->_session->data)) {
unset($this->_session->data);
}
$sessionItemBackupFolder = trailingslashit($this->_settings['backupBackupFolderFull']);
$sessionItemBackupFolder = trailingslashit($sessionItemBackupFolder) . intval($item['timestamp']);
if (!file_exists($sessionItemBackupFolder)) {
wp_mkdir_p($sessionItemBackupFolder);
}
if (!is_writable($sessionItemBackupFolder)) {
$error_status['errorStatus'] = true;
$error_status['errorText'] = "<p>" . __("ERROR: Snapshot backup aborted.<br />The Snapshot folder is not writeable. Check the settings.", SNAPSHOT_I18N_DOMAIN) . " " . $sessionItemBackupFolder . "</p>";
return $error_status;
}
// Cleanup any files from a previous backup attempt
if ($dh = opendir($sessionItemBackupFolder)) {
while (($file = readdir($dh)) !== false) {
if ($file == '.' || $file == '..') {
continue;
}
@unlink(trailingslashit($sessionItemBackupFolder) . $file);
}
closedir($dh);
}
$this->_session->data['backupItemFolder'] = $sessionItemBackupFolder;
if (isset($this->_session->data['table_data'])) {
unset($this->_session->data['table_data']);
}
if (isset($item['tables-option'])) {
if ($item['tables-option'] == "none") {
} else {
if ($item['tables-option'] == "all") {
$tables_sections = Snapshot_Helper_Utility::get_database_tables($item['blog-id']);
} else {
if ($item['tables-option'] == "selected") {
// This should already be set from the Add/Update form post
$tables_sections = $item['tables-sections'];
}
}
}
}
//echo "tables_sections<pre>"; print_r($tables_sections); echo "</pre>";
//die();
if (isset($tables_sections) && count($tables_sections)) {
foreach ($tables_sections as $section => $tables_set) {
foreach ($tables_set as $table_name) {
$_set = array();
if ($section == "global") {
//echo "table_name[". $table_name ."]<br />";
if ($table_name == $wpdb->base_prefix . "users" || $table_name == $wpdb->base_prefix . "usermeta") {
if (!isset($this->_session->data['global_user_ids'])) {
$this->_session->data['global_user_ids'] = array();
$sql_str = "SELECT user_id FROM " . $wpdb->base_prefix . "usermeta WHERE meta_key='primary_blog' AND meta_value='" . $item['blog-id'] . "'";
//echo "sql_str=[". $sql_str ."]<br />";
$user_ids = $wpdb->get_col($sql_str);
if ($user_ids) {
$this->_session->data['global_user_ids'] = $user_ids;
}
}
if (isset($this->_session->data['global_user_ids']) && is_array($this->_session->data['global_user_ids']) && count($this->_session->data['global_user_ids'])) {
if ($table_name == $wpdb->base_prefix . "users") {
$tables_segment = Snapshot_Helper_Utility::get_table_segments($table_name, intval($this->config_data['config']['segmentSize']), 'WHERE ID IN (' . implode(',', $this->_session->data['global_user_ids']) . ');');
} else {
if ($table_name == $wpdb->base_prefix . "usermeta") {
$tables_segment = Snapshot_Helper_Utility::get_table_segments($table_name, intval($this->config_data['config']['segmentSize']), 'WHERE user_id IN (' . implode(',', $this->_session->data['global_user_ids']) . ');');
}
}
//echo "tables_segment<pre>"; print_r($tables_segment); echo "</pre>";
if ($tables_segment['segments'] && count($tables_segment['segments'])) {
foreach ($tables_segment['segments'] as $segment_idx => $_set) {
$_set['table_name'] = $tables_segment['table_name'];
$_set['rows_total'] = $tables_segment['rows_total'];
$_set['segment_idx'] = intval($segment_idx) + 1;
$_set['segment_total'] = count($tables_segment['segments']);
$error_status['table_data'][] = $_set;
}
}
}
}
} else {
$tables_segment = Snapshot_Helper_Utility::get_table_segments($table_name, intval($this->config_data['config']['segmentSize']));
if ($tables_segment['segments'] && count($tables_segment['segments'])) {
foreach ($tables_segment['segments'] as $segment_idx => $_set) {
$_set['table_name'] = $tables_segment['table_name'];
$_set['rows_total'] = $tables_segment['rows_total'];
$_set['segment_idx'] = intval($segment_idx) + 1;
$_set['segment_total'] = count($tables_segment['segments']);
$error_status['table_data'][] = $_set;
}
} else {
$_set['table_name'] = $tables_segment['table_name'];
$_set['rows_total'] = $tables_segment['rows_total'];
$_set['segment_idx'] = 1;
$_set['segment_total'] = 1;
$_set['rows_start'] = 0;
$_set['rows_end'] = 0;
$error_status['table_data'][] = $_set;
}
}
}
}
if (isset($tables_sections) && count($tables_sections)) {
$this->_session->data['tables_sections'] = $tables_sections;
} else {
$this->_session->data['tables_sections'] = array();
}
if (isset($error_status['table_data'])) {
$this->_session->data['table_data'] = $error_status['table_data'];
}
}
//echo "table_data<pre>"; print_r($this->_session->data['table_data']); echo "</pre>";
//die();
if (!isset($item['destination-sync'])) {
$item['destination-sync'] = "archive";
}
if ($item['destination-sync'] == "archive") {
//echo "_post_array<pre>"; print_r($_post_array); echo "</pre>";
//echo "item<pre>"; print_r($item); echo "</pre>";
$error_status['files_data'] = $this->snapshot_gather_item_files($item);
//echo "files_data<pre>"; print_r($error_status['files_data']); echo "</pre>";
//die();
if (isset($error_status['files_data']['included']) && count($error_status['files_data']['included'])) {
$files_data = array();
foreach ($error_status['files_data']['included'] as $_section => $_files) {
if (!count($_files)) {
continue;
}
switch ($_section) {
/*
case 'home':
$_path = $home_path;
if (($_post_array['snapshot-action']) && ($_post_array['snapshot-action'] == "cron"))
$_max_depth=0;
else
$_max_depth=2;
break;
*/
case 'media':
$_path = trailingslashit($home_path) . Snapshot_Helper_Utility::get_blog_upload_path($item['blog-id']) . "/";
//$_path = snapshot_utility_get_blog_upload_path($item['blog-id']) ."/";
if ($_post_array['snapshot-action'] && $_post_array['snapshot-action'] == "cron") {
$_max_depth = 0;
} else {
$_max_depth = 2;
}
break;
case 'plugins':
/* case 'mu-plugins': */
$_path = trailingslashit($this->plugins_dir);
//$_max_depth=0;
if ($_post_array['snapshot-action'] && $_post_array['snapshot-action'] == "cron") {
$_max_depth = 0;
} else {
$_max_depth = 0;
}
break;
case 'mu-plugins':
$_path = trailingslashit(WP_CONTENT_DIR) . 'mu-plugins/';
//$_max_depth=0;
if ($_post_array['snapshot-action'] && $_post_array['snapshot-action'] == "cron") {
$_max_depth = 0;
} else {
$_max_depth = 0;
}
break;
case 'themes':
$_path = trailingslashit(WP_CONTENT_DIR) . 'themes/';
if ($_post_array['snapshot-action'] && $_post_array['snapshot-action'] == "cron") {
$_max_depth = 0;
} else {
$_max_depth = 0;
}
//$_max_depth=0;
break;
default:
$_path = '';
$_max_depth = 0;
break;
}
if ($_max_depth > 0 && !empty($_path)) {
foreach ($_files as $_idx => $_file) {
$_new_file = str_replace($_path, '', $_file);
$_slash_parts = split('/', $_new_file);
if (count($_slash_parts) > $_max_depth) {
// We first remove the file from this section...
unset($error_status['files_data']['included'][$_section][$_idx]);
// ... then we add a new section for this group of files.
$_new_section = '';
foreach ($_slash_parts as $_slash_idx => $slash_part) {
if ($_slash_idx > $_max_depth - 1) {
break;
}
if (strlen($_new_section)) {
$_new_section .= "/";
}
$_new_section .= $slash_part;
unset($_slash_parts[$_slash_idx]);
}
$_new_file = implode('/', array_values($_slash_parts));
if (!isset($error_status['files_data']['included'][$_section . "/" . $_new_section])) {
$error_status['files_data']['included'][$_section . "/" . $_new_section] = array();
}
$error_status['files_data']['included'][$_section . "/" . $_new_section][] = $_file;
}
}
if (empty($error_status['files_data']['included'][$_section])) {
unset($error_status['files_data']['included'][$_section]);
}
}
}
ksort($error_status['files_data']['included']);
if ($_post_array['snapshot-action'] && $_post_array['snapshot-action'] == "cron") {
$all_files = array('all_files' => array());
foreach ($error_status['files_data']['included'] as $section => $files) {
$all_files['all_files'] = array_merge($all_files['all_files'], $files);
}
$this->_session->data['files_data']['included'] = $all_files;
} else {
$this->_session->data['files_data']['included'] = $error_status['files_data']['included'];
}
$error_status['files_data'] = array_keys($this->_session->data['files_data']['included']);
}
} else {
$this->_session->data['files_data'] = '';
$error_status['files_data'] = '';
}
$this->_session->data['snapshot_time_start'] = time();
$error_status['errorStatus'] = false;
$error_status['responseText'] = "Init Start";
//echo "DEBUG: In: ". __FUNCTION__ ." Line:". __LINE__ ."<br />";
//echo "error_status<pre>"; print_r($error_status); echo "</pre>";
//echo "_session<pre>"; print_r($this->_session->data); echo "</pre>";
//die();
return $error_status;
}
