--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-content/plugins/wp-db-backup/wp-db-backup.php Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,1524 @@
+<?php
+/*
+Plugin Name: WordPress Database Backup
+Plugin URI: http://austinmatzko.com/wordpress-plugins/wp-db-backup/
+Description: On-demand backup of your WordPress database. Navigate to <a href="edit.php?page=wp-db-backup">Tools → Backup</a> to get started.
+Author: Austin Matzko
+Author URI: http://austinmatzko.com/
+Version: 2.2.4
+
+Copyright 2013 Austin Matzko (email : austin at pressedcode.com)
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
+*/
+
+/**
+ * Change WP_BACKUP_DIR if you want to
+ * use a different backup location
+ */
+
+if ( ! defined('ABSPATH') ) {
+ die('Please do not load this file directly.');
+}
+
+$rand = substr( md5( md5( DB_PASSWORD ) ), -5 );
+global $wpdbb_content_dir, $wpdbb_content_url, $wpdbb_plugin_dir;
+$wpdbb_content_dir = ( defined('WP_CONTENT_DIR') ) ? WP_CONTENT_DIR : ABSPATH . 'wp-content';
+$wpdbb_content_url = ( defined('WP_CONTENT_URL') ) ? WP_CONTENT_URL : get_option('siteurl') . '/wp-content';
+$wpdbb_plugin_dir = ( defined('WP_PLUGIN_DIR') ) ? WP_PLUGIN_DIR : $wpdbb_content_dir . '/plugins';
+
+if ( ! defined('WP_BACKUP_DIR') ) {
+ define('WP_BACKUP_DIR', $wpdbb_content_dir . '/backup-' . $rand . '/');
+}
+
+if ( ! defined('WP_BACKUP_URL') ) {
+ define('WP_BACKUP_URL', $wpdbb_content_url . '/backup-' . $rand . '/');
+}
+
+if ( ! defined('ROWS_PER_SEGMENT') ) {
+ define('ROWS_PER_SEGMENT', 100);
+}
+
+/**
+ * Set MOD_EVASIVE_OVERRIDE to true
+ * and increase MOD_EVASIVE_DELAY
+ * if the backup stops prematurely.
+ */
+// define('MOD_EVASIVE_OVERRIDE', false);
+if ( ! defined('MOD_EVASIVE_DELAY') ) {
+ define('MOD_EVASIVE_DELAY', '500');
+}
+
+class wpdbBackup {
+
+ var $backup_complete = false;
+ var $backup_file = '';
+ var $backup_filename;
+ var $core_table_names = array();
+ var $errors = array();
+ var $basename;
+ var $page_url;
+ var $referer_check_key;
+ var $version = '2.1.5-alpha';
+
+ function module_check() {
+ $mod_evasive = false;
+ if ( defined( 'MOD_EVASIVE_OVERRIDE' ) && true === MOD_EVASIVE_OVERRIDE ) return true;
+ if ( ! defined( 'MOD_EVASIVE_OVERRIDE' ) || false === MOD_EVASIVE_OVERRIDE ) return false;
+ if ( function_exists('apache_get_modules') )
+ foreach( (array) apache_get_modules() as $mod )
+ if ( false !== strpos($mod,'mod_evasive') || false !== strpos($mod,'mod_dosevasive') )
+ return true;
+ return false;
+ }
+
+ function wpdbBackup() {
+ global $table_prefix, $wpdb;
+ add_action('wp_ajax_save_backup_time', array(&$this, 'save_backup_time'));
+ add_action('init', array(&$this, 'init_textdomain'));
+ add_action('init', array(&$this, 'set_page_url'));
+ add_action('load-update-core.php', array(&$this, 'update_notice_action'));
+ add_action('wp_db_backup_cron', array(&$this, 'cron_backup'));
+ add_action('wp_cron_daily', array(&$this, 'wp_cron_daily'));
+ add_filter('cron_schedules', array(&$this, 'add_sched_options'));
+ add_filter('wp_db_b_schedule_choices', array(&$this, 'schedule_choices'));
+
+ $table_prefix = ( isset( $table_prefix ) ) ? $table_prefix : $wpdb->prefix;
+ $datum = date("Ymd_B");
+ $this->backup_filename = DB_NAME . "_$table_prefix$datum.sql";
+
+ $possible_names = array(
+ 'categories',
+ 'commentmeta',
+ 'comments',
+ 'link2cat',
+ 'linkcategories',
+ 'links',
+ 'options',
+ 'post2cat',
+ 'postmeta',
+ 'posts',
+ 'terms',
+ 'term_taxonomy',
+ 'term_relationships',
+ 'users',
+ 'usermeta',
+ );
+
+ foreach( $possible_names as $name ) {
+ if ( isset( $wpdb->{$name} ) ) {
+ $this->core_table_names[] = $wpdb->{$name};
+ }
+ }
+
+ $this->backup_dir = trailingslashit(apply_filters('wp_db_b_backup_dir', WP_BACKUP_DIR));
+ $this->basename = 'wp-db-backup';
+
+ $this->referer_check_key = $this->basename . '-download_' . DB_NAME;
+ if (isset($_POST['do_backup'])) {
+ $this->wp_secure('fatal');
+ check_admin_referer($this->referer_check_key);
+ $this->can_user_backup('main');
+ // save exclude prefs
+
+ $exc_revisions = isset( $_POST['exclude-revisions'] ) ? (array) $_POST['exclude-revisions'] : array();
+ $exc_spam = isset( $_POST['exclude-spam'] ) ? (array) $_POST['exclude-spam'] : array();
+ update_option('wp_db_backup_excs', array('revisions' => $exc_revisions, 'spam' => $exc_spam));
+ switch($_POST['do_backup']) {
+ case 'backup':
+ add_action('init', array(&$this, 'perform_backup'));
+ break;
+ case 'fragments':
+ add_action('admin_menu', array(&$this, 'fragment_menu'));
+ break;
+ }
+ } elseif (isset($_GET['fragment'] )) {
+ $this->can_user_backup('frame');
+ add_action('init', array(&$this, 'init'));
+ } elseif (isset($_GET['backup'] )) {
+ $this->can_user_backup();
+ add_action('init', array(&$this, 'init'));
+ } else {
+ add_action('admin_menu', array(&$this, 'admin_menu'));
+ }
+ }
+
+ function init() {
+ $this->can_user_backup();
+ if (isset($_GET['backup'])) {
+ $via = isset($_GET['via']) ? $_GET['via'] : 'http';
+
+ $this->backup_file = $_GET['backup'];
+ $this->validate_file($this->backup_file);
+
+ switch($via) {
+ case 'smtp':
+ case 'email':
+ $success = $this->deliver_backup($this->backup_file, 'smtp', $_GET['recipient'], 'frame');
+ $this->error_display( 'frame' );
+ if ( $success ) {
+ echo '
+ <!-- ' . $via . ' -->
+ <script type="text/javascript"><!--\\
+ ';
+ echo '
+ alert("' . __('Backup Complete!','wp-db-backup') . '");
+ window.onbeforeunload = null;
+ </script>
+ ';
+ }
+ break;
+ default:
+ $success = $this->deliver_backup($this->backup_file, $via);
+ echo $this->error_display( 'frame', false );
+
+ if ( $success ) {
+ echo '
+ <script type="text/javascript">
+ window.parent.setProgress("' . __('Backup Complete!','wp-db-backup') . '");
+ </script>
+ ';
+ }
+ }
+ exit;
+ }
+ if (isset($_GET['fragment'] )) {
+ list($table, $segment, $filename) = explode(':', $_GET['fragment']);
+ $this->validate_file($filename);
+ $this->backup_fragment($table, $segment, $filename);
+ }
+
+ die();
+ }
+
+ function init_textdomain() {
+ load_plugin_textdomain('wp-db-backup', str_replace(ABSPATH, '', dirname(__FILE__)), dirname(plugin_basename(__FILE__)));
+ }
+
+ function set_page_url() {
+ $query_args = array( 'page' => $this->basename );
+ if ( function_exists('wp_create_nonce') )
+ $query_args = array_merge( $query_args, array('_wpnonce' => wp_create_nonce($this->referer_check_key)) );
+ $base = ( function_exists('site_url') ) ? site_url('', 'admin') : get_option('siteurl');
+ $this->page_url = add_query_arg( $query_args, $base . '/wp-admin/edit.php');
+ }
+
+ /*
+ * Add a link to back up your database when doing a core upgrade
+ */
+ function update_notice_action() {
+ if ( 'upgrade-core' == $_REQUEST['action'] ) :
+ ob_start(array(&$this, 'update_notice'));
+ add_action('admin_footer', create_function('', 'ob_end_flush();'));
+ endif;
+ }
+ function update_notice($text = '') {
+ $pattern = '#(<a href\="' . __('http://codex.wordpress.org/WordPress_Backups') . '">.*?</p>)#';
+ $replace = '$1' . "\n<p>" . sprintf(__('Click <a href="%s" target="_blank">here</a> to back up your database using the WordPress Database Backup plugin. <strong>Note:</strong> WordPress Database Backup does <em>not</em> back up your files, just your database.', 'wp-db-backup'), 'tools.php?page=wp-db-backup') . "</p>\n";
+ $text = preg_replace($pattern, $replace, $text);
+ return $text;
+ }
+
+ function build_backup_script() {
+ global $table_prefix, $wpdb;
+
+ echo "<div class='wrap'>";
+ echo '<fieldset class="options"><legend>' . __('Progress','wp-db-backup') . '</legend>
+ <p><strong>' .
+ __('DO NOT DO THE FOLLOWING AS IT WILL CAUSE YOUR BACKUP TO FAIL:','wp-db-backup').
+ '</strong></p>
+ <ol>
+ <li>'.__('Close this browser','wp-db-backup').'</li>
+ <li>'.__('Reload this page','wp-db-backup').'</li>
+ <li>'.__('Click the Stop or Back buttons in your browser','wp-db-backup').'</li>
+ </ol>
+ <p><strong>' . __('Progress:','wp-db-backup') . '</strong></p>
+ <div id="meterbox" style="height:11px;width:80%;padding:3px;border:1px solid #659fff;"><div id="meter" style="color:#fff;height:11px;line-height:11px;background-color:#659fff;width:0%;text-align:center;font-size:6pt;"> </div></div>
+ <div id="progress_message"></div>
+ <div id="errors"></div>
+ </fieldset>
+ <iframe id="backuploader" src="about:blank" style="visibility:hidden;border:none;height:1em;width:1px;"></iframe>
+ <script type="text/javascript">
+ //<![CDATA[
+ window.onbeforeunload = function() {
+ return "' . __('Navigating away from this page will cause your backup to fail.', 'wp-db-backup') . '";
+ }
+ function setMeter(pct) {
+ var meter = document.getElementById("meter");
+ meter.style.width = pct + "%";
+ meter.innerHTML = Math.floor(pct) + "%";
+ }
+ function setProgress(str) {
+ var progress = document.getElementById("progress_message");
+ progress.innerHTML = str;
+ }
+ function addError(str) {
+ var errors = document.getElementById("errors");
+ errors.innerHTML = errors.innerHTML + str + "<br />";
+ }
+
+ function backup(table, segment) {
+ var fram = document.getElementById("backuploader");
+ fram.src = "' . $this->page_url . '&fragment=" + table + ":" + segment + ":' . $this->backup_filename . ':";
+ }
+
+ var curStep = 0;
+
+ function nextStep() {
+ backupStep(curStep);
+ curStep++;
+ }
+
+ function finishBackup() {
+ var fram = document.getElementById("backuploader");
+ setMeter(100);
+ ';
+
+ $download_uri = add_query_arg('backup', $this->backup_filename, $this->page_url);
+ switch($_POST['deliver']) {
+ case 'http':
+ echo '
+ setProgress("' . __('Preparing download.','wp-db-backup') . '");
+ window.onbeforeunload = null;
+ fram.src = "' . $download_uri . '";
+
+ setTimeout( function() {
+ var secondFrame = document.createElement("iframe");
+ fram.parentNode.insertBefore(secondFrame, fram);
+ secondFrame.src = "' . $download_uri . '&download-retry=1";
+ }, 30000 );
+ ';
+ break;
+ case 'smtp':
+ if ( get_option('wpdb_backup_recip') != $_POST['backup_recipient'] ) {
+ update_option('wpdb_backup_recip', $_POST['backup_recipient'] );
+ }
+ echo '
+ setProgress("' . sprintf(__('Your backup has been emailed to %s','wp-db-backup'), $_POST['backup_recipient']) . '");
+ window.onbeforeunload = null;
+ fram.src = "' . $download_uri . '&via=email&recipient=' . $_POST['backup_recipient'] . '";
+ ';
+ break;
+ default:
+ echo '
+ setProgress("' . __('Backup Complete!','wp-db-backup') . '");
+ window.onbeforeunload = null;
+ ';
+ }
+
+ echo '
+ }
+
+ function backupStep(step) {
+ switch(step) {
+ case 0: backup("", 0); break;
+ ';
+
+ $also_backup = array();
+ if (isset($_POST['other_tables'])) {
+ $also_backup = $_POST['other_tables'];
+ } else {
+ $also_backup = array();
+ }
+ $core_tables = $_POST['core_tables'];
+ $tables = array_merge($core_tables, $also_backup);
+ $step_count = 1;
+ foreach ($tables as $table) {
+ $rec_count = $wpdb->get_var("SELECT count(*) FROM {$table}");
+ $rec_segments = ceil($rec_count / ROWS_PER_SEGMENT);
+ $table_count = 0;
+ if ( $this->module_check() ) {
+ $delay = "setTimeout('";
+ $delay_time = "', " . (int) MOD_EVASIVE_DELAY . ")";
+ }
+ else { $delay = $delay_time = ''; }
+ do {
+ echo "case {$step_count}: {$delay}backup(\"{$table}\", {$table_count}){$delay_time}; break;\n";
+ $step_count++;
+ $table_count++;
+ } while($table_count < $rec_segments);
+ echo "case {$step_count}: {$delay}backup(\"{$table}\", -1){$delay_time}; break;\n";
+ $step_count++;
+ }
+ echo "case {$step_count}: finishBackup(); break;";
+
+ echo '
+ }
+ if(step != 0) setMeter(100 * step / ' . $step_count . ');
+ }
+
+ nextStep();
+ // ]]>
+ </script>
+ </div>
+ ';
+ $this->backup_menu();
+ }
+
+ function backup_fragment($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'), $table);
+ }
+ }
+
+ if (is_writable($this->backup_dir)) {
+ $this->fp = $this->open($this->backup_dir . $filename, 'a');
+ if(!$this->fp) {
+ $this->error(__('Could not open the backup file for writing!','wp-db-backup'));
+ $this->error(array('loc' => 'frame', 'kind' => 'fatal', 'msg' => __('The backup file could not be saved. Please check the permissions for writing to your backup directory and try again.','wp-db-backup')));
+ }
+ else {
+ if($table == '') {
+ //Begin new backup of MySql
+ $this->stow("# " . __('WordPress MySQL database backup','wp-db-backup') . "\n");
+ $this->stow("#\n");
+ $this->stow("# " . sprintf(__('Generated: %s','wp-db-backup'),date("l j. F Y H:i T")) . "\n");
+ $this->stow("# " . sprintf(__('Hostname: %s','wp-db-backup'),DB_HOST) . "\n");
+ $this->stow("# " . sprintf(__('Database: %s','wp-db-backup'),$this->backquote(DB_NAME)) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+ } else {
+ if($segment == 0) {
+ // 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");
+ $this->stow("# " . sprintf(__('Table: %s','wp-db-backup'),$this->backquote($table)) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+ }
+ $this->backup_table($table, $segment);
+ }
+ }
+ } else {
+ $this->error(array('kind' => 'fatal', 'loc' => 'frame', 'msg' => __('The backup directory is not writeable! Please check the permissions for writing to your backup directory and try again.','wp-db-backup')));
+ }
+
+ if($this->fp) $this->close($this->fp);
+
+ $this->error_display('frame');
+
+ echo '<script type="text/javascript"><!--//
+ var msg = "' . $msg . '";
+ window.parent.setProgress(msg);
+ window.parent.nextStep();
+ //--></script>
+ ';
+ 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 !== $this->backup_file) {
+ if ('smtp' == $_POST['deliver']) {
+ $this->deliver_backup($this->backup_file, $_POST['deliver'], $_POST['backup_recipient'], 'main');
+ if ( get_option('wpdb_backup_recip') != $_POST['backup_recipient'] ) {
+ update_option('wpdb_backup_recip', $_POST['backup_recipient'] );
+ }
+ wp_redirect($this->page_url);
+ } elseif ('http' == $_POST['deliver']) {
+ $download_uri = add_query_arg('backup',$this->backup_file,$this->page_url);
+ wp_redirect($download_uri);
+ exit;
+ }
+ // we do this to say we're done.
+ $this->backup_complete = true;
+ }
+ }
+
+ function admin_header() {
+ ?>
+ <script type="text/javascript">
+ //<![CDATA[
+ if ( 'undefined' != typeof addLoadEvent ) {
+ addLoadEvent(function() {
+ var t = {'extra-tables-list':{name: 'other_tables[]'}, 'include-tables-list':{name: 'wp_cron_backup_tables[]'}};
+
+ for ( var k in t ) {
+ t[k].s = null;
+ var d = document.getElementById(k);
+ if ( ! d )
+ continue;
+ var ul = d.getElementsByTagName('ul').item(0);
+ if ( ul ) {
+ var lis = ul.getElementsByTagName('li');
+ if ( 2 < lis.length ) {
+ var text = document.createElement('p');
+ text.className = 'instructions';
+ text.innerHTML = '<?php _e('Click and hold down <code>[SHIFT]</code> to toggle multiple checkboxes', 'wp-db-backup'); ?>';
+ ul.parentNode.insertBefore(text, ul);
+ }
+ }
+ t[k].p = d.getElementsByTagName("input");
+ for(var i=0; i < t[k].p.length; i++) {
+ if(t[k].name == t[k].p[i].getAttribute('name')) {
+ t[k].p[i].id = k + '-table-' + i;
+ t[k].p[i].onkeyup = t[k].p[i].onclick = function(e) {
+ e = e ? e : event;
+ if ( 16 == e.keyCode )
+ return;
+ var match = /([\w-]*)-table-(\d*)/.exec(this.id);
+ var listname = match[1];
+ var that = match[2];
+ if ( null === t[listname].s )
+ t[listname].s = that;
+ else if ( e.shiftKey ) {
+ var start = Math.min(that, t[listname].s) + 1;
+ var end = Math.max(that, t[listname].s);
+ for( var j=start; j < end; j++)
+ t[listname].p[j].checked = t[listname].p[j].checked ? false : true;
+ t[listname].s = null;
+ }
+ }
+ }
+ }
+ }
+
+ <?php if ( function_exists('wp_schedule_event') ) : // needs to be at least WP 2.1 for ajax ?>
+ if ( 'undefined' == typeof XMLHttpRequest )
+ var xml = new ActiveXObject( navigator.userAgent.indexOf('MSIE 5') >= 0 ? 'Microsoft.XMLHTTP' : 'Msxml2.XMLHTTP' );
+ else
+ var xml = new XMLHttpRequest();
+
+ var initTimeChange = function() {
+ var timeWrap = document.getElementById('backup-time-wrap');
+ var backupTime = document.getElementById('next-backup-time');
+ if ( !! timeWrap && !! backupTime && ( 1 == <?php
+ echo (int) ( 'en' == strtolower( substr( get_locale(), 0, 2 ) ) );
+ ?> ) ) {
+ var span = document.createElement('span');
+ span.className = 'submit';
+ span.id = 'change-wrap';
+ span.innerHTML = '<input type="submit" id="change-backup-time" name="change-backup-time" value="<?php _e('Change','wp-db-backup'); ?>" />';
+ timeWrap.appendChild(span);
+ backupTime.ondblclick = function(e) { span.parentNode.removeChild(span); clickTime(e, backupTime); };
+ span.onclick = function(e) { span.parentNode.removeChild(span); clickTime(e, backupTime); };
+ }
+ }
+
+ var clickTime = function(e, backupTime) {
+ var tText = backupTime.innerHTML;
+ backupTime.innerHTML = '<input type="text" value="' + tText + '" name="backup-time-text" id="backup-time-text" /> <span class="submit"><input type="submit" name="save-backup-time" id="save-backup-time" value="<?php _e('Save', 'wp-db-backup'); ?>" /></span>';
+ backupTime.ondblclick = null;
+ var mainText = document.getElementById('backup-time-text');
+ mainText.focus();
+ var saveTButton = document.getElementById('save-backup-time');
+ if ( !! saveTButton )
+ saveTButton.onclick = function(e) { saveTime(backupTime, mainText); return false; };
+ if ( !! mainText )
+ mainText.onkeydown = function(e) {
+ e = e || window.event;
+ if ( 13 == e.keyCode ) {
+ saveTime(backupTime, mainText);
+ return false;
+ }
+ }
+ }
+
+ var saveTime = function(backupTime, mainText) {
+ var tVal = mainText.value;
+
+ xml.open('POST', 'admin-ajax.php', true);
+ xml.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
+ if ( xml.overrideMimeType )
+ xml.setRequestHeader('Connection', 'close');
+ xml.send('action=save_backup_time&_wpnonce=<?php echo wp_create_nonce($this->referer_check_key); ?>&backup-time='+tVal);
+ xml.onreadystatechange = function() {
+ if ( 4 == xml.readyState && '0' != xml.responseText ) {
+ backupTime.innerHTML = xml.responseText;
+ initTimeChange();
+ }
+ }
+ }
+
+ initTimeChange();
+ <?php endif; // wp_schedule_event exists ?>
+ });
+ }
+ //]]>
+ </script>
+ <style type="text/css">
+ .wp-db-backup-updated {
+ margin-top: 1em;
+ }
+
+ fieldset.options {
+ border: 1px solid;
+ margin-top: 1em;
+ padding: 1em;
+ -moz-border-radius: 8px;
+ -khtml-border-radius: 8px;
+ -webkit-border-top-left-radius: 8px;
+ -webkit-border-top-right-radius: 8px;
+ -webkit-border-bottom-left-radius: 8px;
+ -webkit-border-bottom-right-radius: 8px;
+ border-radius: 8px;
+ }
+ fieldset.options div.tables-list {
+ float: left;
+ padding: 1em;
+ }
+
+ fieldset.options input {
+ }
+
+ fieldset.options legend {
+ font-size: larger;
+ font-weight: bold;
+ margin-bottom: .5em;
+ padding: 1em;
+ }
+
+ fieldset.options .instructions {
+ font-size: smaller;
+ }
+
+ fieldset.options ul {
+ list-style-type: none;
+ }
+ fieldset.options li {
+ text-align: left;
+ }
+
+ fieldset.options .submit {
+ border-top: none;
+ }
+ </style>
+ <?php
+ }
+
+ function admin_load() {
+ add_action('admin_head', array(&$this, 'admin_header'));
+ }
+
+ function admin_menu() {
+ $_page_hook = add_management_page(__('Backup','wp-db-backup'), __('Backup','wp-db-backup'), 'import', $this->basename, array(&$this, 'backup_menu'));
+ add_action('load-' . $_page_hook, array(&$this, 'admin_load'));
+ if (function_exists('get_current_screen')) {
+ $screen = convert_to_screen($_page_hook);
+ if (method_exists($screen,'add_help_tab')) {
+ $screen->add_help_tab(array(
+ 'title' => __('Backup','wp-db-backup'),
+ 'id' => $_page_hook,
+ 'content' => $this->help_menu(),
+ ));
+ }
+ } elseif ( function_exists('add_contextual_help') ) {
+ $text = $this->help_menu();
+ add_contextual_help($_page_hook, $text);
+ }
+ }
+
+ function fragment_menu() {
+ $page_hook = add_management_page(__('Backup','wp-db-backup'), __('Backup','wp-db-backup'), 'import', $this->basename, array(&$this, 'build_backup_script'));
+ add_action('load-' . $page_hook, array(&$this, 'admin_load'));
+ }
+
+ /**
+ * Add WP-DB-Backup-specific help options to the 2.7 =< WP contextual help menu
+ * @return string The text of the help menu.
+ */
+ function help_menu() {
+ $text = "\n<a href=\"http://wordpress.org/extend/plugins/wp-db-backup/faq/\" target=\"_blank\">" . __('FAQ', 'wp-db-backup') . '</a>';
+ return $text;
+ }
+
+ function save_backup_time() {
+ if ( $this->can_user_backup() ) {
+ // try to get a time from the input string
+ $time = strtotime(strval($_POST['backup-time']));
+ if ( ! empty( $time ) && time() < $time ) {
+ wp_clear_scheduled_hook( 'wp_db_backup_cron' ); // unschedule previous
+ $scheds = (array) wp_get_schedules();
+ $name = get_option('wp_cron_backup_schedule');
+ if ( 0 != $time ) {
+ wp_schedule_event($time, $name, 'wp_db_backup_cron');
+ echo gmdate(get_option('date_format') . ' ' . get_option('time_format'), $time + (get_option('gmt_offset') * 3600));
+ exit;
+ }
+ }
+ } else {
+ die(0);
+ }
+ }
+
+ /**
+ * Better addslashes for SQL queries.
+ * Taken from phpMyAdmin.
+ */
+ function sql_addslashes($a_string = '', $is_like = false) {
+ if ($is_like) $a_string = str_replace('\\', '\\\\\\\\', $a_string);
+ else $a_string = str_replace('\\', '\\\\', $a_string);
+ return str_replace('\'', '\\\'', $a_string);
+ }
+
+ /**
+ * Add backquotes to tables and db-names in
+ * SQL queries. Taken from phpMyAdmin.
+ */
+ function backquote($a_name) {
+ 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 $a_name;
+ }
+ }
+
+ function open($filename = '', $mode = 'w') {
+ if ('' == $filename) return false;
+ $fp = @fopen($filename, $mode);
+ return $fp;
+ }
+
+ function close($fp) {
+ fclose($fp);
+ }
+
+ /**
+ * Write to the backup file
+ * @param string $query_line the line to write
+ * @return null
+ */
+ function stow($query_line) {
+ if(false === @fwrite($this->fp, $query_line))
+ $this->error(__('There was an error writing a line to the backup script:','wp-db-backup') . ' ' . $query_line . ' ' . $php_errormsg);
+ }
+
+ /**
+ * Logs any error messages
+ * @param array $args
+ * @return bool
+ */
+ function error($args = array()) {
+ if ( is_string( $args ) )
+ $args = array('msg' => $args);
+ $args = array_merge( array('loc' => 'main', 'kind' => 'warn', 'msg' => ''), $args);
+ $this->errors[$args['kind']][] = $args['msg'];
+ if ( 'fatal' == $args['kind'] || 'frame' == $args['loc'])
+ $this->error_display($args['loc']);
+ return true;
+ }
+
+ /**
+ * Displays error messages
+ * @param array $errs
+ * @param string $loc
+ * @return string
+ */
+ function error_display($loc = 'main', $echo = true) {
+ $errs = $this->errors;
+ unset( $this->errors );
+ if ( ! count($errs) ) return;
+ $msg = '';
+ $errs['fatal'] = isset( $errs['fatal'] ) ? (array) $errs['fatal'] : array();
+ $errs['warn'] = isset( $errs['warn'] ) ? (array) $errs['warn'] : array();
+ $err_list = array_slice( array_merge( $errs['fatal'], $errs['warn'] ), 0, 10);
+ if ( 10 == count( $err_list ) )
+ $err_list[9] = __('Subsequent errors have been omitted from this log.','wp-db-backup');
+ $wrap = ( 'frame' == $loc ) ? "<script type=\"text/javascript\">\n var msgList = ''; \n %1\$s \n if ( msgList ) alert(msgList); \n </script>" : '%1$s';
+ $line = ( 'frame' == $loc ) ?
+ "try{ window.parent.addError('%1\$s'); } catch(e) { msgList += ' %1\$s';}\n" :
+ "%1\$s<br />\n";
+ foreach( (array) $err_list as $err )
+ $msg .= sprintf($line,str_replace(array("\n","\r"), '', addslashes($err)));
+ $msg = sprintf($wrap,$msg);
+ if ( count($errs['fatal'] ) ) {
+ if ( function_exists('wp_die') && 'frame' != $loc ) wp_die(stripslashes($msg));
+ else die($msg);
+ }
+ else {
+ if ( $echo ) echo $msg;
+ else return $msg;
+ }
+ }
+
+ /**
+ * Taken partially from phpMyAdmin and partially from
+ * Alain Wolf, Zurich - Switzerland
+ * Website: http://restkultur.ch/personal/wolf/scripts/db_backup/
+
+ * Modified by Scott Merrill (http://www.skippy.net/)
+ * to use the WordPress $wpdb object
+ * @param string $table
+ * @param string $segment
+ * @return void
+ */
+ function backup_table($table, $segment = 'none') {
+ global $wpdb;
+
+ $table_structure = $wpdb->get_results("DESCRIBE $table");
+ if (! $table_structure) {
+ $this->error(__('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");
+ $this->stow("# " . sprintf(__('Delete any existing table %s','wp-db-backup'),$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");
+ $this->stow("# " . sprintf(__('Table structure of table %s','wp-db-backup'),$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) {
+ $err_msg = sprintf(__('Error with SHOW CREATE TABLE for %s.','wp-db-backup'), $table);
+ $this->error($err_msg);
+ $this->stow("#\n# $err_msg\n#\n");
+ }
+ $this->stow($create_table[0][1] . ' ;');
+
+ if (false === $table_structure) {
+ $err_msg = sprintf(__('Error getting table structure of %s','wp-db-backup'), $table);
+ $this->error($err_msg);
+ $this->stow("#\n# $err_msg\n#\n");
+ }
+
+ // Comment in SQL-file
+ $this->stow("\n\n");
+ $this->stow("#\n");
+ $this->stow('# ' . sprintf(__('Data contents of table %s','wp-db-backup'),$this->backquote($table)) . "\n");
+ $this->stow("#\n");
+ }
+
+ if(($segment == 'none') || ($segment >= 0)) {
+ $defs = array();
+ $ints = array();
+ foreach ($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')) ) {
+ $defs[strtolower($struct->Field)] = ( null === $struct->Default ) ? 'NULL' : $struct->Default;
+ $ints[strtolower($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 {
+ // don't include extra stuff, if so requested
+ $excs = (array) get_option('wp_db_backup_excs');
+ $where = '';
+ if ( is_array($excs['spam'] ) && in_array($table, $excs['spam']) ) {
+ $where = ' WHERE comment_approved != "spam"';
+ } elseif ( is_array($excs['revisions'] ) && in_array($table, $excs['revisions']) ) {
+ $where = ' WHERE post_type != "revision"';
+ }
+
+ if ( !ini_get('safe_mode')) @set_time_limit(15*60);
+ $table_data = $wpdb->get_results("SELECT * FROM $table $where LIMIT {$row_start}, {$row_inc}", ARRAY_A);
+
+ $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)]) {
+ // make sure there are no blank spots in the insert syntax,
+ // yet try to avoid quotation marks around integers
+ $value = ( null === $value || '' === $value) ? $defs[strtolower($key)] : $value;
+ $values[] = ( '' === $value ) ? "''" : $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");
+ $this->stow("# " . sprintf(__('End of data contents of table %s','wp-db-backup'),$this->backquote($table)) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+ $this->stow("\n");
+ }
+ } // end backup_table()
+
+ function db_backup($core_tables, $other_tables) {
+ global $table_prefix, $wpdb;
+
+ if (is_writable($this->backup_dir)) {
+ $this->fp = $this->open($this->backup_dir . $this->backup_filename);
+ if(!$this->fp) {
+ $this->error(__('Could not open the backup file for writing!','wp-db-backup'));
+ return false;
+ }
+ } else {
+ $this->error(__('The backup directory is not writeable!','wp-db-backup'));
+ return false;
+ }
+
+ //Begin new backup of MySql
+ $this->stow("# " . __('WordPress MySQL database backup','wp-db-backup') . "\n");
+ $this->stow("#\n");
+ $this->stow("# " . sprintf(__('Generated: %s','wp-db-backup'),date("l j. F Y H:i T")) . "\n");
+ $this->stow("# " . sprintf(__('Hostname: %s','wp-db-backup'),DB_HOST) . "\n");
+ $this->stow("# " . sprintf(__('Database: %s','wp-db-backup'),$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");
+ $this->stow("# " . sprintf(__('Table: %s','wp-db-backup'),$this->backquote($table)) . "\n");
+ $this->stow("# --------------------------------------------------------\n");
+ $this->backup_table($table);
+ }
+
+ $this->close($this->fp);
+
+ if (count($this->errors)) {
+ return false;
+ } else {
+ return $this->backup_filename;
+ }
+
+ } //wp_db_backup
+
+ /**
+ * Sends the backed-up file via email
+ * @param string $to
+ * @param string $subject
+ * @param string $message
+ * @return bool
+ */
+ function send_mail( $to, $subject, $message, $diskfile) {
+ global $phpmailer;
+
+ $filename = basename($diskfile);
+
+ extract( apply_filters( 'wp_mail', compact( 'to', 'subject', 'message' ) ) );
+
+ if ( !is_object( $phpmailer ) || ( strtolower(get_class( $phpmailer )) != 'phpmailer' ) ) {
+ if ( file_exists( ABSPATH . WPINC . '/class-phpmailer.php' ) )
+ require_once ABSPATH . WPINC . '/class-phpmailer.php';
+ if ( file_exists( ABSPATH . WPINC . '/class-smtp.php' ) )
+ require_once ABSPATH . WPINC . '/class-smtp.php';
+ if ( class_exists( 'PHPMailer') )
+ $phpmailer = new PHPMailer();
+ }
+
+ // try to use phpmailer directly (WP 2.2+)
+ if ( is_object( $phpmailer ) && ( strtolower(get_class( $phpmailer )) == 'phpmailer' ) ) {
+
+ // Get the site domain and get rid of www.
+ $sitename = strtolower( $_SERVER['SERVER_NAME'] );
+ if ( substr( $sitename, 0, 4 ) == 'www.' ) {
+ $sitename = substr( $sitename, 4 );
+ }
+ $from_email = 'wordpress@' . $sitename;
+ $from_name = 'WordPress';
+
+ // Empty out the values that may be set
+ $phpmailer->ClearAddresses();
+ $phpmailer->ClearAllRecipients();
+ $phpmailer->ClearAttachments();
+ $phpmailer->ClearBCCs();
+ $phpmailer->ClearCCs();
+ $phpmailer->ClearCustomHeaders();
+ $phpmailer->ClearReplyTos();
+
+ $phpmailer->AddAddress( $to );
+ $phpmailer->AddAttachment($diskfile, $filename);
+ $phpmailer->Body = $message;
+ $phpmailer->CharSet = apply_filters( 'wp_mail_charset', get_bloginfo('charset') );
+ $phpmailer->From = apply_filters( 'wp_mail_from', $from_email );
+ $phpmailer->FromName = apply_filters( 'wp_mail_from_name', $from_name );
+ $phpmailer->IsMail();
+ $phpmailer->Subject = $subject;
+
+ do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );
+
+ $result = @$phpmailer->Send();
+
+ // old-style: build the headers directly
+ } else {
+ $randomish = md5(time());
+ $boundary = "==WPBACKUP-$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";
+ $headers = 'From: wordpress@' . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME'])) . "\n";
+ $headers .= "Content-Type: multipart/mixed; boundary=\"$boundary\"\n";
+
+ // 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=\"" . get_bloginfo('charset') . "\"\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";
+
+ $result = @wp_mail($to, $subject, $message, $headers);
+ }
+ return $result;
+
+ }
+
+ function deliver_backup($filename = '', $delivery = 'http', $recipient = '', $location = 'main') {
+ if ('' == $filename) { return false; }
+
+ $diskfile = $this->backup_dir . $filename;
+ $gz_diskfile = "{$diskfile}.gz";
+
+ /**
+ * Try upping the memory limit before gzipping
+ */
+ if ( function_exists('memory_get_usage') && ( (int) @ini_get('memory_limit') < 64 ) ) {
+ @ini_set('memory_limit', '64M' );
+ }
+
+ if ( file_exists( $diskfile ) && empty( $_GET['download-retry'] ) ) {
+ /**
+ * Try gzipping with an external application
+ */
+ if ( file_exists( $diskfile ) && ! file_exists( $gz_diskfile ) ) {
+ @exec( "gzip $diskfile" );
+ }
+
+ if ( file_exists( $gz_diskfile ) ) {
+ if ( file_exists( $diskfile ) ) {
+ unlink($diskfile);
+ }
+ $diskfile = $gz_diskfile;
+ $filename = "{$filename}.gz";
+
+ /**
+ * Try to compress to gzip, if available
+ */
+ } else {
+ if ( function_exists('gzencode') ) {
+ if ( function_exists('file_get_contents') ) {
+ $text = file_get_contents($diskfile);
+ } else {
+ $text = implode("", file($diskfile));
+ }
+ $gz_text = gzencode($text, 9);
+ $fp = fopen($gz_diskfile, "w");
+ fwrite($fp, $gz_text);
+ if ( fclose($fp) ) {
+ unlink($diskfile);
+ $diskfile = $gz_diskfile;
+ $filename = "{$filename}.gz";
+ }
+ }
+ }
+ /*
+ *
+ */
+ } elseif ( file_exists( $gz_diskfile ) && empty( $_GET['download-retry'] ) ) {
+ $diskfile = $gz_diskfile;
+ $filename = "{$filename}.gz";
+ }
+
+ if ('http' == $delivery) {
+ if ( ! file_exists( $diskfile ) ) {
+ if ( empty( $_GET['download-retry'] ) ) {
+ $this->error(array('kind' => 'fatal', 'msg' => sprintf(__('File not found:%s','wp-db-backup'), " <strong>$filename</strong><br />") . '<br /><a href="' . $this->page_url . '">' . __('Return to Backup','wp-db-backup') . '</a>'));
+ } else {
+ return true;
+ }
+ } elseif ( file_exists( $diskfile ) ) {
+ header('Content-Description: File Transfer');
+ header('Content-Type: application/octet-stream');
+ header('Content-Length: ' . filesize($diskfile));
+ header("Content-Disposition: attachment; filename=$filename");
+ $success = readfile($diskfile);
+ if ( $success ) {
+ unlink($diskfile);
+ }
+ }
+ } elseif ('smtp' == $delivery) {
+ if (! file_exists($diskfile)) {
+ $msg = sprintf(__('File %s does not exist!','wp-db-backup'), $diskfile);
+ $this->error($msg);
+ return false;
+ }
+ if (! is_email($recipient)) {
+ $recipient = get_option('admin_email');
+ }
+ $message = sprintf(__("Attached to this email is\n %1s\n Size:%2s kilobytes\n",'wp-db-backup'), $filename, round(filesize($diskfile)/1024));
+ $success = $this->send_mail($recipient, get_bloginfo('name') . ' ' . __('Database Backup','wp-db-backup'), $message, $diskfile);
+
+ if ( false === $success ) {
+ $msg = __('The following errors were reported:','wp-db-backup') . "\n ";
+ if ( function_exists('error_get_last') ) {
+ $err = error_get_last();
+ $msg .= $err['message'];
+ } else {
+ $msg .= __('ERROR: The mail application has failed to deliver the backup.','wp-db-backup');
+ }
+ $this->error(array('kind' => 'fatal', 'loc' => $location, 'msg' => $msg));
+ } else {
+ if ( file_exists( $diskfile ) ) {
+ unlink($diskfile);
+ }
+ }
+ }
+ return $success;
+ }
+
+ 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 = '<div class="updated wp-db-backup-updated"><p>' . __('Backup Successful','wp-db-backup') . '!';
+ $file = $this->backup_file;
+ switch($_POST['deliver']) {
+ case 'http':
+ $feedback .= '<br />' . sprintf(__('Your backup file: <a href="%1s">%2s</a> should begin downloading shortly.','wp-db-backup'), WP_BACKUP_URL . "{$this->backup_file}", $this->backup_file);
+ break;
+ case 'smtp':
+ if (! is_email($_POST['backup_recipient'])) {
+ $feedback .= get_option('admin_email');
+ } else {
+ $feedback .= $_POST['backup_recipient'];
+ }
+ $feedback = '<br />' . sprintf(__('Your backup has been emailed to %s','wp-db-backup'), $feedback);
+ break;
+ case 'none':
+ $feedback .= '<br />' . __('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');
+ $feedback .= ':<br /> <a href="' . WP_BACKUP_URL . "$file\">$file</a> : " . sprintf(__('%s bytes','wp-db-backup'), filesize($this->backup_dir . $file));
+ }
+ $feedback .= '</p></div>';
+ }
+
+ // security check
+ $this->wp_secure();
+
+ if (count($this->errors)) {
+ $feedback .= '<div class="updated wp-db-backup-updated error"><p><strong>' . __('The following errors were reported:','wp-db-backup') . '</strong></p>';
+ $feedback .= '<p>' . $this->error_display( 'main', false ) . '</p>';
+ $feedback .= "</p></div>";
+ }
+
+ // did we just save options for wp-cron?
+ if ( (function_exists('wp_schedule_event') || function_exists('wp_cron_init'))
+ && isset($_POST['wp_cron_backup_options']) ) :
+ do_action('wp_db_b_update_cron_options');
+ if ( function_exists('wp_schedule_event') ) {
+ wp_clear_scheduled_hook( 'wp_db_backup_cron' ); // unschedule previous
+ $scheds = (array) wp_get_schedules();
+ $name = strval($_POST['wp_cron_schedule']);
+ $interval = ( isset($scheds[$name]['interval']) ) ?
+ (int) $scheds[$name]['interval'] : 0;
+ update_option('wp_cron_backup_schedule', $name, false);
+ if ( 0 !== $interval ) {
+ wp_schedule_event(time() + $interval, $name, 'wp_db_backup_cron');
+ }
+ }
+ else {
+ update_option('wp_cron_backup_schedule', intval($_POST['cron_schedule']), false);
+ }
+ update_option('wp_cron_backup_tables', isset( $_POST['wp_cron_backup_tables'] ) ? $_POST['wp_cron_backup_tables'] : array() );
+ if (is_email($_POST['cron_backup_recipient'])) {
+ update_option('wp_cron_backup_recipient', $_POST['cron_backup_recipient'], false);
+ }
+ $feedback .= '<div class="updated wp-db-backup-updated"><p>' . __('Scheduled Backup Options Saved!','wp-db-backup') . '</p></div>';
+ endif;
+
+ $other_tables = array();
+ $also_backup = array();
+
+ // Get complete db table list
+ $all_tables = $wpdb->get_results("SHOW TABLES", ARRAY_N);
+ $all_tables = array_map(create_function('$a', 'return $a[0];'), $all_tables);
+ // Get list of WP tables that actually exist in this DB (for 1.6 compat!)
+ $wp_backup_default_tables = array_intersect($all_tables, $this->core_table_names);
+ // Get list of non-WP tables
+ $other_tables = array_diff($all_tables, $wp_backup_default_tables);
+
+ if ('' != $feedback)
+ echo $feedback;
+
+ if ( ! $this->wp_secure() )
+ return;
+
+ // Give the new dirs the same perms as wp-content.
+// $stat = stat( ABSPATH . 'wp-content' );
+// $dir_perms = $stat['mode'] & 0000777; // Get the permission bits.
+ $dir_perms = '0777';
+
+ // the file doesn't exist and can't create it
+ if ( ! file_exists($this->backup_dir) && ! @mkdir($this->backup_dir) ) {
+ ?><div class="updated wp-db-backup-updated error"><p><?php _e('WARNING: Your backup directory does <strong>NOT</strong> exist, and we cannot create it.','wp-db-backup'); ?></p>
+ <p><?php printf(__('Using your FTP client, try to create the backup directory yourself: %s', 'wp-db-backup'), '<code>' . $this->backup_dir . '</code>'); ?></p></div><?php
+ $whoops = true;
+ // not writable due to write permissions
+ } elseif ( !is_writable($this->backup_dir) && ! @chmod($this->backup_dir, $dir_perms) ) {
+ ?><div class="updated wp-db-backup-updated error"><p><?php _e('WARNING: Your backup directory is <strong>NOT</strong> writable! We cannot create the backup files.','wp-db-backup'); ?></p>
+ <p><?php printf(__('Using your FTP client, try to set the backup directory’s write permission to %1$s or %2$s: %3$s', 'wp-db-backup'), '<code>777</code>', '<code>a+w</code>', '<code>' . $this->backup_dir . '</code>'); ?>
+ </p></div><?php
+ $whoops = true;
+ } else {
+ $this->fp = $this->open($this->backup_dir . 'test' );
+ if( $this->fp ) {
+ $this->close($this->fp);
+ @unlink($this->backup_dir . 'test' );
+ // the directory is not writable probably due to safe mode
+ } else {
+ ?><div class="updated wp-db-backup-updated error"><p><?php _e('WARNING: Your backup directory is <strong>NOT</strong> writable! We cannot create the backup files.','wp-db-backup'); ?></p><?php
+ if( ini_get('safe_mode') ){
+ ?><p><?php _e('This problem seems to be caused by your server’s <code>safe_mode</code> file ownership restrictions, which limit what files web applications like WordPress can create.', 'wp-db-backup'); ?></p><?php
+ }
+ ?><?php printf(__('You can try to correct this problem by using your FTP client to delete and then re-create the backup directory: %s', 'wp-db-backup'), '<code>' . $this->backup_dir . '</code>');
+ ?></div><?php
+ $whoops = true;
+ }
+ }
+
+
+
+ if ( !file_exists($this->backup_dir . 'index.php') )
+ @ touch($this->backup_dir . 'index.php');
+ ?><div class='wrap'>
+ <h2><?php _e('Backup','wp-db-backup') ?></h2>
+ <form method="post" action="">
+ <?php if ( function_exists('wp_nonce_field') ) wp_nonce_field($this->referer_check_key); ?>
+ <fieldset class="options"><legend><?php _e('Tables','wp-db-backup') ?></legend>
+ <div class="tables-list core-tables alternate">
+ <h4><?php _e('These core WordPress tables will always be backed up:','wp-db-backup') ?></h4><ul><?php
+ $excs = (array) get_option('wp_db_backup_excs');
+ foreach ($wp_backup_default_tables as $table) {
+ if ( $table == $wpdb->comments ) {
+ $checked = ( isset($excs['spam']) && is_array($excs['spam'] ) && in_array($table, $excs['spam']) ) ? ' checked=\'checked\'' : '';
+ echo "<li><input type='hidden' name='core_tables[]' value='$table' /><code>$table</code> <span class='instructions'> <input type='checkbox' name='exclude-spam[]' value='$table' $checked /> " . __('Exclude spam comments', 'wp-db-backup') . '</span></li>';
+ } elseif ( function_exists('wp_get_post_revisions') && $table == $wpdb->posts ) {
+ $checked = ( isset($excs['revisions']) && is_array($excs['revisions'] ) && in_array($table, $excs['revisions']) ) ? ' checked=\'checked\'' : '';
+ echo "<li><input type='hidden' name='core_tables[]' value='$table' /><code>$table</code> <span class='instructions'> <input type='checkbox' name='exclude-revisions[]' value='$table' $checked /> " . __('Exclude post revisions', 'wp-db-backup') . '</span></li>';
+ } else {
+ echo "<li><input type='hidden' name='core_tables[]' value='$table' /><code>$table</code></li>";
+ }
+ }
+ ?></ul>
+ </div>
+ <div class="tables-list extra-tables" id="extra-tables-list">
+ <?php
+ if (count($other_tables) > 0) {
+ ?>
+ <h4><?php _e('You may choose to include any of the following tables:','wp-db-backup'); ?></h4>
+ <ul>
+ <?php
+ foreach ($other_tables as $table) {
+ ?>
+ <li><label><input type="checkbox" name="other_tables[]" value="<?php echo $table; ?>" /> <code><?php echo $table; ?></code></label>
+ <?php
+ }
+ ?></ul><?php
+ }
+ ?></div>
+ </fieldset>
+
+ <fieldset class="options">
+ <legend><?php _e('Backup Options','wp-db-backup'); ?></legend>
+ <p><?php _e('What to do with the backup file:','wp-db-backup'); ?></p>
+ <ul>
+ <li><label for="do_save">
+ <input type="radio" id="do_save" name="deliver" value="none" style="border:none;" />
+ <?php _e('Save to server','wp-db-backup');
+ echo " (<code>" . $this->backup_dir . "</code>)"; ?>
+ </label></li>
+ <li><label for="do_download">
+ <input type="radio" checked="checked" id="do_download" name="deliver" value="http" style="border:none;" />
+ <?php _e('Download to your computer','wp-db-backup'); ?>
+ </label></li>
+ <li><label for="do_email">
+ <input type="radio" name="deliver" id="do_email" value="smtp" style="border:none;" />
+ <?php _e('Email backup to:','wp-db-backup'); ?>
+ <input type="text" name="backup_recipient" size="20" value="<?php
+ $backup_recip = get_option('wpdb_backup_recip');
+ if ( empty( $backup_recip ) ) {
+ $backup_recip = get_option('admin_email');
+ }
+
+ echo $backup_recip; ?>" />
+ </label></li>
+ </ul>
+ <?php if ( ! $whoops ) : ?>
+ <input type="hidden" name="do_backup" id="do_backup" value="backup" />
+ <p class="submit">
+ <input type="submit" name="submit" onclick="document.getElementById('do_backup').value='fragments';" value="<?php _e('Backup now!','wp-db-backup'); ?>" />
+ </p>
+ <?php else : ?>
+ <div class="updated wp-db-backup-updated error"><p><?php _e('WARNING: Your backup directory is <strong>NOT</strong> writable!','wp-db-backup'); ?></p></div>
+ <?php endif; // ! whoops ?>
+ </fieldset>
+ <?php do_action('wp_db_b_backup_opts'); ?>
+ </form>
+
+ <?php
+ // this stuff only displays if some sort of wp-cron is available
+ $cron = ( function_exists('wp_schedule_event') ) ? true : false; // wp-cron in WP 2.1+
+ $cron_old = ( function_exists('wp_cron_init') && ! $cron ) ? true : false; // wp-cron plugin by Skippy
+ if ( $cron_old || $cron ) :
+ echo '<fieldset class="options"><legend>' . __('Scheduled Backup','wp-db-backup') . '</legend>';
+ $datetime = get_option('date_format') . ' ' . get_option('time_format');
+ if ( $cron ) :
+ $next_cron = wp_next_scheduled('wp_db_backup_cron');
+ if ( ! empty( $next_cron ) ) :
+ ?>
+ <p id="backup-time-wrap">
+ <?php printf(__('Next Backup: %s','wp-db-backup'), '<span id="next-backup-time">' . gmdate($datetime, $next_cron + (get_option('gmt_offset') * 3600)) . '</span>'); ?>
+ </p>
+ <?php
+ endif;
+ elseif ( $cron_old ) :
+ ?><p><?php printf(__('Last WP-Cron Daily Execution: %s','wp-db-backup'), gmdate($datetime, get_option('wp_cron_daily_lastrun') + (get_option('gmt_offset') * 3600))); ?><br /><?php
+ printf(__('Next WP-Cron Daily Execution: %s','wp-db-backup'), gmdate($datetime, (get_option('wp_cron_daily_lastrun') + (get_option('gmt_offset') * 3600) + 86400))); ?></p><?php
+ endif;
+ ?><form method="post" action="">
+ <?php if ( function_exists('wp_nonce_field') ) wp_nonce_field($this->referer_check_key); ?>
+ <div class="tables-list">
+ <h4><?php _e('Schedule: ','wp-db-backup'); ?></h4>
+ <?php
+ if ( $cron_old ) :
+ $wp_cron_backup_schedule = get_option('wp_cron_backup_schedule');
+ $schedule = array(0 => __('None','wp-db-backup'), 1 => __('Daily','wp-db-backup'));
+ foreach ($schedule as $value => $name) {
+ echo ' <input type="radio" style="border:none;" name="cron_schedule"';
+ if ($wp_cron_backup_schedule == $value) {
+ echo ' checked="checked" ';
+ }
+ echo 'value="' . $value . '" /> ' . $name;
+ }
+ elseif ( $cron ) :
+ echo apply_filters('wp_db_b_schedule_choices', wp_get_schedules() );
+ endif;
+ $cron_recipient = get_option('wp_cron_backup_recipient');
+ if (! is_email($cron_recipient)) {
+ $cron_recipient = get_option('admin_email');
+ }
+ $cron_recipient_input = '<p><label for="cron_backup_recipient">' . __('Email backup to:','wp-db-backup') . ' <input type="text" name="cron_backup_recipient" id="cron_backup_recipient" size="20" value="' . $cron_recipient . '" /></label></p>';
+ echo apply_filters('wp_db_b_cron_recipient_input', $cron_recipient_input);
+ echo '<p class="submit"><input type="submit" name="submit" value="' . __('Schedule backup','wp-db-backup') . '" /></p>';
+ echo '</div>';
+ $cron_tables = get_option('wp_cron_backup_tables');
+ if (! is_array($cron_tables)) {
+ $cron_tables = array();
+ }
+ if (count($other_tables) > 0) {
+ echo '<div class="tables-list alternate" id="include-tables-list">';
+ echo '<h4>' . __('Tables to include in the scheduled backup:','wp-db-backup') . '</h4><ul>';
+ foreach ($other_tables as $table) {
+ echo '<li><input type="checkbox" ';
+ if (in_array($table, $cron_tables)) {
+ echo 'checked="checked" ';
+ }
+ echo "name='wp_cron_backup_tables[]' value='{$table}' /> <code>{$table}</code></li>";
+ }
+ echo '</ul></div>';
+ }
+ echo '<input type="hidden" name="wp_cron_backup_options" value="SET" /></form>';
+ echo '</fieldset>';
+ endif; // end of wp_cron (legacy) section
+
+ echo '</div><!-- .wrap -->';
+
+ } // end wp_backup_menu()
+
+ function get_sched() {
+ $options = array_keys( (array) wp_get_schedules() );
+ $freq = get_option('wp_cron_backup_schedule');
+ $freq = ( in_array( $freq , $options ) ) ? $freq : 'never';
+ return $freq;
+ }
+
+ function schedule_choices($schedule) { // create the cron menu based on the schedule
+ $wp_cron_backup_schedule = $this->get_sched();
+ $next_cron = wp_next_scheduled('wp_db_backup_cron');
+ $wp_cron_backup_schedule = ( empty( $next_cron ) ) ? 'never' : $wp_cron_backup_schedule;
+ $sort = array();
+ foreach ( (array) $schedule as $key => $value ) $sort[$key] = $value['interval'];
+ asort( $sort );
+ $schedule_sorted = array();
+ foreach ( (array) $sort as $key => $value ) $schedule_sorted[$key] = $schedule[$key];
+ $menu = '<ul>';
+ $schedule = array_merge( array( 'never' => array( 'interval' => 0, 'display' => __('Never','wp-db-backup') ) ),
+ (array) $schedule_sorted );
+ foreach ( $schedule as $name => $settings) {
+ $interval = (int) $settings['interval'];
+ if ( 0 == $interval && ! 'never' == $name ) continue;
+ $display = ( ! '' == $settings['display'] ) ? $settings['display'] : sprintf(__('%s seconds','wp-db-backup'),$interval);
+ $menu .= "<li><input type='radio' name='wp_cron_schedule' style='border:none;' ";
+ if ($wp_cron_backup_schedule == $name) {
+ $menu .= " checked='checked' ";
+ }
+ $menu .= "value='$name' /> $display</li>";
+ }
+ $menu .= '</ul>';
+ return $menu;
+ } // end schedule_choices()
+
+ function wp_cron_daily() { // for legacy cron plugin
+ $schedule = intval(get_option('wp_cron_backup_schedule'));
+ // If scheduled backup is disabled
+ if (0 == $schedule)
+ return;
+ else return $this->cron_backup();
+ }
+
+ function cron_backup() {
+ global $table_prefix, $wpdb;
+ $all_tables = $wpdb->get_results("SHOW TABLES", ARRAY_N);
+ $all_tables = array_map(create_function('$a', 'return $a[0];'), $all_tables);
+ $core_tables = array_intersect($all_tables, $this->core_table_names);
+ $other_tables = get_option('wp_cron_backup_tables');
+ $recipient = get_option('wp_cron_backup_recipient');
+ $backup_file = $this->db_backup($core_tables, $other_tables);
+ if (false !== $backup_file)
+ return $this->deliver_backup($backup_file, 'smtp', $recipient, 'main');
+ else return false;
+ }
+
+ function add_sched_options($sched) {
+ $sched['weekly'] = array('interval' => 604800, 'display' => __('Once Weekly','wp-db-backup'));
+ return $sched;
+ }
+
+ /**
+ * Checks that WordPress has sufficient security measures
+ * @param string $kind
+ * @return bool
+ */
+ function wp_secure($kind = 'warn', $loc = 'main') {
+ global $wp_version;
+ if ( function_exists('wp_verify_nonce') ) return true;
+ else {
+ $this->error(array('kind' => $kind, 'loc' => $loc, 'msg' => sprintf(__('Your WordPress version, %1s, lacks important security features without which it is unsafe to use the WP-DB-Backup plugin. Hence, this plugin is automatically disabled. Please consider <a href="%2s">upgrading WordPress</a> to a more recent version.','wp-db-backup'),$wp_version,'http://wordpress.org/download/')));
+ return false;
+ }
+ }
+
+ /**
+ * Checks that the user has sufficient permission to backup
+ * @param string $loc
+ * @return bool
+ */
+ function can_user_backup($loc = 'main') {
+ $can = false;
+ // make sure WPMU users are site admins, not ordinary admins
+ if ( function_exists('is_site_admin') && ! is_site_admin() )
+ return false;
+ if ( ( $this->wp_secure('fatal', $loc) ) && current_user_can('import') )
+ $can = $this->verify_nonce($_REQUEST['_wpnonce'], $this->referer_check_key, $loc);
+ if ( false == $can )
+ $this->error(array('loc' => $loc, 'kind' => 'fatal', 'msg' => __('You are not allowed to perform backups.','wp-db-backup')));
+ return $can;
+ }
+
+ /**
+ * Verify that the nonce is legitimate
+ * @param string $rec the nonce received
+ * @param string $nonce what the nonce should be
+ * @param string $loc the location of the check
+ * @return bool
+ */
+ function verify_nonce($rec = '', $nonce = 'X', $loc = 'main') {
+ if ( wp_verify_nonce($rec, $nonce) )
+ return true;
+ else
+ $this->error(array('loc' => $loc, 'kind' => 'fatal', 'msg' => sprintf(__('There appears to be an unauthorized attempt from this site to access your database located at %1s. The attempt has been halted.','wp-db-backup'),get_option('home'))));
+ }
+
+ /**
+ * Check whether a file to be downloaded is
+ * surreptitiously trying to download a non-backup file
+ * @param string $file
+ * @return null
+ */
+ function validate_file($file) {
+ if ( (false !== strpos($file, '..')) || (false !== strpos($file, './')) || (':' == substr($file, 1, 1)) )
+ $this->error(array('kind' => 'fatal', 'loc' => 'frame', 'msg' => __("Cheatin' uh ?",'wp-db-backup')));
+ }
+
+}
+
+function wpdbBackup_init() {
+ global $mywpdbbackup;
+ $mywpdbbackup = new wpdbBackup();
+}
+
+add_action('plugins_loaded', 'wpdbBackup_init');
+?>