";
+ //echo "
" . print_r($_POST, 1) . "
";
+ echo '
' . __('Backup', 'wp-db-backup') . '
+
+
+
+ ';
+ }
+
+ function backup_fragment($table, $segment, $filename) {
+ global $table_prefix, $wpdb;
+
+ echo "$table:$segment:$filename";
+
+ if($table == '') {
+ $msg = __("Creating backup file...", 'wp-db-backup');
+ } else {
+ if($segment == -1) {
+ $msg = sprintf(__('Finished backing up table \\"%s\\".', 'wp-db-backup'), $table);
+ } else {
+ $msg = sprintf(__('Backing up table \\"%s\\"...', 'wp-db-backup'), $table);
+ }
+ }
+
+ echo '
+ ';
+ }
+ else {
+ echo '
+ window.parent.nextStep();
+ //-->
+ ';
+ }
+
+ die();
+ }
+
+ function perform_backup() {
+ // are we backing up any other tables?
+ $also_backup = array();
+ if (isset($_POST['other_tables'])) {
+ $also_backup = $_POST['other_tables'];
+ }
+
+ $core_tables = $_POST['core_tables'];
+ $this->backup_file = $this->db_backup($core_tables, $also_backup);
+ if (FALSE !== $backup_file) {
+ if ('smtp' == $_POST['deliver']) {
+ $this->deliver_backup ($this->backup_file, $_POST['deliver'], $_POST['backup_recipient']);
+ } elseif ('http' == $_POST['deliver']) {
+ $this_basename = preg_replace('/^.*wp-content[\\\\\/]plugins[\\\\\/]/', '', __FILE__);
+ header('Refresh: 3; ' . get_settings('siteurl') . "/wp-admin/edit.php?page={$this_basename}&backup={$this->backup_file}");
+ }
+ // we do this to say we're done.
+ $this->backup_complete = true;
+ }
+ }
+
+ ///////////////////////////////
+ function admin_menu() {
+ add_management_page('Backup', 'Backup', 9, basename(__FILE__), array(&$this, 'backup_menu'));
+ }
+
+ function fragment_menu() {
+ add_management_page('Backup', 'Backup', 9, basename(__FILE__), array(&$this, 'build_backup_script'));
+ }
+
+ /////////////////////////////////////////////////////////
+ function sql_addslashes($a_string = '', $is_like = FALSE)
+ {
+ /*
+ Better addslashes for SQL queries.
+ Taken from phpMyAdmin.
+ */
+ if ($is_like) {
+ $a_string = str_replace('\\', '\\\\\\\\', $a_string);
+ } else {
+ $a_string = str_replace('\\', '\\\\', $a_string);
+ }
+ $a_string = str_replace('\'', '\\\'', $a_string);
+
+ return $a_string;
+ } // function sql_addslashes($a_string = '', $is_like = FALSE)
+
+ ///////////////////////////////////////////////////////////
+ function backquote($a_name)
+ {
+ /*
+ Add backqouotes to tables and db-names in
+ SQL queries. Taken from phpMyAdmin.
+ */
+ if (!empty($a_name) && $a_name != '*') {
+ if (is_array($a_name)) {
+ $result = array();
+ reset($a_name);
+ while(list($key, $val) = each($a_name)) {
+ $result[$key] = '`' . $val . '`';
+ }
+ return $result;
+ } else {
+ return '`' . $a_name . '`';
+ }
+ } else {
+ return $a_name;
+ }
+ } // function backquote($a_name, $do_it = TRUE)
+
+ /////////////
+ function open($filename = '', $mode = 'w') {
+ if ('' == $filename) return false;
+ if ($this->gzip()) {
+ $fp = @gzopen($filename, $mode);
+ } else {
+ $fp = @fopen($filename, $mode);
+ }
+ return $fp;
+ }
+
+ //////////////
+ function close($fp) {
+ if ($this->gzip()) {
+ gzclose($fp);
+ } else {
+ fclose($fp);
+ }
+ }
+
+ //////////////
+ function stow($query_line) {
+ if ($this->gzip()) {
+ if(@gzwrite($this->fp, $query_line) === FALSE) {
+ backup_error(__('There was an error writing a line to the backup script:', 'wp-db-backup'));
+ backup_error(' ' . $query_line);
+ }
+ } else {
+ if(@fwrite($this->fp, $query_line) === FALSE) {
+ backup_error(__('There was an error writing a line to the backup script:', 'wp-db-backup'));
+ backup_error(' ' . $query_line);
+ }
+ }
+ }
+
+ function backup_error($err) {
+ if(count($this->backup_errors) < 20) {
+ $this->backup_errors[] = $err;
+ } elseif(count($this->backup_errors) == 20) {
+ $this->backup_errors[] = __('Subsequent errors have been omitted from this log.', 'wp-db-backup');
+ }
+ }
+
+ /////////////////////////////
+ function backup_table($table, $segment = 'none') {
+ global $wpdb;
+
+ /*
+ Taken partially from phpMyAdmin and partially from
+ Alain Wolf, Zurich - Switzerland
+ Website: http://restkultur.ch/personal/wolf/scripts/db_backup/
+
+ Modified by Scott Merril (http://www.skippy.net/)
+ to use the WordPress $wpdb object
+ */
+
+ $table_structure = $wpdb->get_results("DESCRIBE $table");
+ if (! $table_structure) {
+ backup_errors(__('Error getting table details', 'wp-db-backup') . ": $table");
+ return FALSE;
+ }
+
+ if(($segment == 'none') || ($segment == 0)) {
+ //
+ // Add SQL statement to drop existing table
+ $this->stow("\n\n");
+ $this->stow("#\n");
+ $this->stow("# Delete any existing table " . $this->backquote($table) . "\n");
+ $this->stow("#\n");
+ $this->stow("\n");
+ $this->stow("DROP TABLE IF EXISTS " . $this->backquote($table) . ";\n");
+
+ //
+ //Table structure
+ // Comment in SQL-file
+ $this->stow("\n\n");
+ $this->stow("#\n");
+ $this->stow("# Table structure of table " . $this->backquote($table) . "\n");
+ $this->stow("#\n");
+ $this->stow("\n");
+
+ $create_table = $wpdb->get_results("SHOW CREATE TABLE $table", ARRAY_N);
+ if (FALSE === $create_table) {
+ $this->backup_error(sprintf(__("Error with SHOW CREATE TABLE for %s.", 'wp-db-backup'), $table));
+ $this->stow("#\n# Error with SHOW CREATE TABLE for $table!\n#\n");
+ }
+ $this->stow($create_table[0][1] . ' ;');
+
+ if (FALSE === $table_structure) {
+ $this->backup_error(sprintf(__("Error getting table structure of %s", 'wp-db-backup'), $table));
+ $this->stow("#\n# Error getting table structure of $table!\n#\n");
+ }
+
+ //
+ // Comment in SQL-file
+ $this->stow("\n\n");
+ $this->stow("#\n");
+ $this->stow('# Data contents of table ' . $this->backquote($table) . "\n");
+ $this->stow("#\n");
+ }
+
+ if(($segment == 'none') || ($segment >= 0)) {
+ $ints = array();
+ foreach ($table_structure as $struct) {
+ if ( (0 === strpos($struct->Type, 'tinyint')) ||
+ (0 === strpos(strtolower($struct->Type), 'smallint')) ||
+ (0 === strpos(strtolower($struct->Type), 'mediumint')) ||
+ (0 === strpos(strtolower($struct->Type), 'int')) ||
+ (0 === strpos(strtolower($struct->Type), 'bigint')) ||
+ (0 === strpos(strtolower($struct->Type), 'timestamp')) ) {
+ $ints[strtolower($struct->Field)] = "1";
+ }
+ }
+
+
+ // Batch by $row_inc
+
+ if($segment == 'none') {
+ $row_start = 0;
+ $row_inc = ROWS_PER_SEGMENT;
+ } else {
+ $row_start = $segment * ROWS_PER_SEGMENT;
+ $row_inc = ROWS_PER_SEGMENT;
+ }
+
+ do {
+ if ( !ini_get('safe_mode')) @set_time_limit(15*60);
+ $table_data = $wpdb->get_results("SELECT * FROM $table LIMIT {$row_start}, {$row_inc}", ARRAY_A);
+
+ /*
+ if (FALSE === $table_data) {
+ $wp_backup_error .= "Error getting table contents from $table\r\n";
+ fwrite($fp, "#\n# Error getting table contents fom $table!\n#\n");
+ }
+ */
+
+ $entries = 'INSERT INTO ' . $this->backquote($table) . ' VALUES (';
+ // \x08\\x09, not required
+ $search = array("\x00", "\x0a", "\x0d", "\x1a");
+ $replace = array('\0', '\n', '\r', '\Z');
+ if($table_data) {
+ foreach ($table_data as $row) {
+ $values = array();
+ foreach ($row as $key => $value) {
+ if ($ints[strtolower($key)]) {
+ $values[] = $value;
+ } else {
+ $values[] = "'" . str_replace($search, $replace, $this->sql_addslashes($value)) . "'";
+ }
+ }
+ $this->stow(" \n" . $entries . implode(', ', $values) . ') ;');
+ }
+ $row_start += $row_inc;
+ }
+ } while((count($table_data) > 0) and ($segment=='none'));
+ }
+
+
+ if(($segment == 'none') || ($segment < 0)) {
+ // Create footer/closing comment in SQL-file
+ $this->stow("\n");
+ $this->stow("#\n");
+ $this->stow("# End of data contents of table " . $this->backquote($table) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+ $this->stow("\n");
+ }
+
+ } // end backup_table()
+
+ function return_bytes($val) {
+ $val = trim($val);
+ $last = strtolower($val{strlen($val)-1});
+ switch($last) {
+ // The 'G' modifier is available since PHP 5.1.0
+ case 'g':
+ $val *= 1024;
+ case 'm':
+ $val *= 1024;
+ case 'k':
+ $val *= 1024;
+ }
+
+ return $val;
+ }
+
+ ////////////////////////////
+ function db_backup($core_tables, $other_tables) {
+ global $table_prefix, $wpdb;
+
+ $datum = date("Ymd_B");
+ $wp_backup_filename = DB_NAME . "_$table_prefix$datum.sql";
+ if ($this->gzip()) {
+ $wp_backup_filename .= '.gz';
+ }
+
+ if (is_writable(ABSPATH . $this->backup_dir)) {
+ $this->fp = $this->open(ABSPATH . $this->backup_dir . $wp_backup_filename);
+ if(!$this->fp) {
+ $this->backup_error(__('Could not open the backup file for writing!', 'wp-db-backup'));
+ return false;
+ }
+ } else {
+ $this->backup_error(__('The backup directory is not writeable!', 'wp-db-backup'));
+ return false;
+ }
+
+ //Begin new backup of MySql
+ $this->stow("# WordPress MySQL database backup\n");
+ $this->stow("#\n");
+ $this->stow("# Generated: " . date("l j. F Y H:i T") . "\n");
+ $this->stow("# Hostname: " . DB_HOST . "\n");
+ $this->stow("# Database: " . $this->backquote(DB_NAME) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+
+ if ( (is_array($other_tables)) && (count($other_tables) > 0) )
+ $tables = array_merge($core_tables, $other_tables);
+ else
+ $tables = $core_tables;
+
+ foreach ($tables as $table) {
+ // Increase script execution time-limit to 15 min for every table.
+ if ( !ini_get('safe_mode')) @set_time_limit(15*60);
+ // Create the SQL statements
+ $this->stow("# --------------------------------------------------------\n");
+ $this->stow("# Table: " . $this->backquote($table) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+ $this->backup_table($table);
+ }
+
+ $this->close($this->fp);
+
+ if (count($this->backup_errors)) {
+ return false;
+ } else {
+ return $wp_backup_filename;
+ }
+
+ } //wp_db_backup
+
+ ///////////////////////////
+ function deliver_backup ($filename = '', $delivery = 'http', $recipient = '') {
+ if ('' == $filename) { return FALSE; }
+
+ $diskfile = ABSPATH . $this->backup_dir . $filename;
+ if ('http' == $delivery) {
+ if (! file_exists($diskfile)) {
+ $msg = sprintf(__('File not found:
%1s', 'wp-db-backup'), $filename);
+ $this_basename = preg_replace('/^.*wp-content[\\\\\/]plugins[\\\\\/]/', '', __FILE__);
+ $msg .= '
' . __('Return to Backup', 'wp-db-backup');
+ die($msg);
+ }
+ header('Content-Description: File Transfer');
+ header('Content-Type: application/octet-stream');
+ header('Content-Length: ' . filesize($diskfile));
+ header("Content-Disposition: attachment; filename=$filename");
+ readfile($diskfile);
+ unlink($diskfile);
+ } elseif ('smtp' == $delivery) {
+ if (! file_exists($diskfile)) return false;
+
+ if (! is_email ($recipient)) {
+ $recipient = get_settings('admin_email');
+ }
+ $randomish = md5(time());
+ $boundary = "==WPBACKUP-BY-SKIPPY-$randomish";
+ $fp = fopen($diskfile,"rb");
+ $file = fread($fp,filesize($diskfile));
+ $this->close($fp);
+ $data = chunk_split(base64_encode($file));
+ $headers = "MIME-Version: 1.0\n";
+ $headers .= "Content-Type: multipart/mixed; boundary=\"$boundary\"\n";
+ $headers .= 'From: ' . get_settings('admin_email') . "\n";
+
+ $message = sprintf(__("Attached to this email is\n %1s\n Size:%2s kilobytes\n", 'wp-db-backup'), $filename, round(filesize($diskfile)/1024));
+ // Add a multipart boundary above the plain message
+ $message = "This is a multi-part message in MIME format.\n\n" .
+ "--{$boundary}\n" .
+ "Content-Type: text/plain; charset=\"iso-8859-1\"\n" .
+ "Content-Transfer-Encoding: 7bit\n\n" .
+ $message . "\n\n";
+
+ // Add file attachment to the message
+ $message .= "--{$boundary}\n" .
+ "Content-Type: application/octet-stream;\n" .
+ " name=\"{$filename}\"\n" .
+ "Content-Disposition: attachment;\n" .
+ " filename=\"{$filename}\"\n" .
+ "Content-Transfer-Encoding: base64\n\n" .
+ $data . "\n\n" .
+ "--{$boundary}--\n";
+
+ if (function_exists('wp_mail')) {
+ wp_mail ($recipient, get_bloginfo('name') . ' ' . __('Database Backup', 'wp-db-backup'), $message, $headers);
+ } else {
+ mail ($recipient, get_bloginfo('name') . ' ' . __('Database Backup', 'wp-db-backup'), $message, $headers);
+ }
+
+ unlink($diskfile);
+ }
+ return;
+ }
+
+ ////////////////////////////
+ function backup_menu() {
+ global $table_prefix, $wpdb;
+ $feedback = '';
+ $WHOOPS = FALSE;
+
+ // did we just do a backup? If so, let's report the status
+ if ( $this->backup_complete ) {
+ $feedback = '' . __('Backup Successful', 'wp-db-backup') . '!';
+ $file = $this->backup_file;
+ switch($_POST['deliver']) {
+ case 'http':
+ $feedback .= '
' . sprintf(__('Your backup file: %2s should begin downloading shortly.', 'wp-db-backup'), get_settings('siteurl') . "/{$this->backup_dir}{$this->backup_file}", $this->backup_file);
+ break;
+ case 'smtp':
+ if (! is_email($_POST['backup_recipient'])) {
+ $feedback .= get_settings('admin_email');
+ } else {
+ $feedback .= $_POST['backup_recipient'];
+ }
+ $feedback = '
' . sprintf(__('Your backup has been emailed to %s', 'wp-db-backup'), $feedback);
+ break;
+ case 'none':
+ $feedback .= '
' . __('Your backup file has been saved on the server. If you would like to download it now, right click and select "Save As"', 'wp-db-backup');
+ $feedback .= ':
backup_dir}$file\">$file : " . filesize(ABSPATH . $this->backup_dir . $file) . __(' bytes', 'wp-db-backup');
+ }
+ $feedback .= '
' . __('The following errors were reported', 'wp-db-backup') . ":
";
+ foreach($this->backup_errors as $error) {
+ $feedback .= "{$error}\n"; //Errors are already localized
+ }
+ $feedback .= "' . __('Scheduled Backup Options Saved!', 'wp-db-backup') . '
' . __('WARNING: Your backup directory does not exist!', 'wp-db-backup') . '
' . ABSPATH . $this->backup_dir . "
' . __('WARNING: Your backup directory is NOT writable!', 'wp-db-backup') . '
' . ABSPATH . $this->backup_dir . "
";
+ echo '
' . __('Backup', 'wp-db-backup') . '
';
+ echo '
';
+ echo '
';
+ echo '';
+
+ // this stuff only displays if wp_cron is installed
+ if (function_exists('wp_cron_init')) {
+ echo '
';
+ }
+ // end of wp_cron section
+
+ echo '