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source: trunk/extras/wp_plugin/xpressme-backup/xpressme-backup.php @ 675

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Last change on this file since 675 was 675, checked in by toemon, 14 years ago
WordPressME2.0.1x のuser_lole　がWordPress3.0では利用できなくなるバグ修正 ref#385 EUC->UTF-8変換時、例として [s:24:"管理人 - (Administrator)";] [s:27:"管理人 - (Administrator)";]のところ [s:27:"管理人 - (Administrator)"](;が抜けている)になっていたため。 get_optionの後のunserializeでエラーとなっていた。
File size: 60.3 KB

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1	<?php
2	/*
3	Plugin Name: XPressME Database Backup
4	Plugin URI: http://ja.xpressme.info/
5	Description: On-demand backup of your WordPress database. Navigate to <a href="edit.php?page=xpressme-backup">Tools → Backup</a> to get started.
6	Author: toemon
7	Author URI: http://ja.xpressme.info
8	Version: 1.2
9
10	Originally modified from Austin Matzko's WordPress Database Backup(http://www.ilfilosofo.com/blog/wp-db-backup) plugin.
11
12	Copyright 2008 toemon
13
14	This program is free software; you can redistribute it and/or modify
15	it under the terms of the GNU General Public License as published by
16	the Free Software Foundation; either version 2 of the License, or
17	(at your option) any later version.
18
19	This program is distributed in the hope that it will be useful,
20	but WITHOUT ANY WARRANTY; without even the implied warranty of
21	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22	GNU General Public License for more details.
23
24	You should have received a copy of the GNU General Public License
25	along with this program; if not, write to the Free Software
26	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
27	*/
28
29	/**
30	* Change WP_BACKUP_DIR if you want to
31	* use a different backup location
32	*/
33
34	$rand = substr( md5( md5( DB_PASSWORD ) ), -5 );
35	global $wpdbb_content_dir, $wpdbb_content_url, $wpdbb_plugin_dir;
36	$wpdbb_content_dir = ( defined('WP_CONTENT_DIR') ) ? WP_CONTENT_DIR : ABSPATH . 'wp-content';
37	$wpdbb_content_url = ( defined('WP_CONTENT_URL') ) ? WP_CONTENT_URL : get_option('siteurl') . '/wp-content';
38	$wpdbb_plugin_dir = ( defined('WP_PLUGIN_DIR') ) ? WP_PLUGIN_DIR : $wpdbb_content_dir . '/plugins';
39
40	if ( ! defined('WP_BACKUP_DIR') ) {
41	define('WP_BACKUP_DIR', $wpdbb_content_dir . '/backup-' . $rand . '/');
42	}
43
44	if ( ! defined('WP_BACKUP_URL') ) {
45	define('WP_BACKUP_URL', $wpdbb_content_url . '/backup-' . $rand . '/');
46	}
47
48	if ( ! defined('ROWS_PER_SEGMENT') ) {
49	define('ROWS_PER_SEGMENT', 100);
50	}
51
52	/**
53	* Set MOD_EVASIVE_OVERRIDE to true
54	* and increase MOD_EVASIVE_DELAY
55	* if the backup stops prematurely.
56	*/
57	// define('MOD_EVASIVE_OVERRIDE', false);
58	if ( ! defined('MOD_EVASIVE_DELAY') ) {
59	define('MOD_EVASIVE_DELAY', '500');
60	}
61	load_plugin_textdomain('xpressme-backup', 'wp-content/plugins/xpressme-backup');
62
63	class wpdbBackup {
64
65	var $backup_complete = false;
66	var $backup_file = '';
67	var $backup_filename;
68	var $core_table_names = array();
69	var $errors = array();
70	var $basename;
71	var $page_url;
72	var $referer_check_key;
73	var $version = '2.1.5-alpha';
74
75	function gzip() {
76	return function_exists('gzopen');
77	}
78
79	function module_check() {
80	$mod_evasive = false;
81	if ( true === MOD_EVASIVE_OVERRIDE ) return true;
82	if ( false === MOD_EVASIVE_OVERRIDE ) return false;
83	if ( function_exists('apache_get_modules') )
84	foreach( (array) apache_get_modules() as $mod )
85	if ( false !== strpos($mod,'mod_evasive') \|\| false !== strpos($mod,'mod_dosevasive') )
86	return true;
87	return false;
88	}
89
90	function wpdbBackup() {
91	global $table_prefix, $wpdb;
92	add_action('wp_ajax_save_backup_time', array(&$this, 'save_backup_time'));
93	add_action('init', array(&$this, 'init_textdomain'));
94	add_action('load-update-core.php', array(&$this, 'update_notice_action'));
95	add_action('wp_db_backup_cron', array(&$this, 'cron_backup'));
96	add_action('xpressme_cron_daily', array(&$this, 'xpressme_cron_daily'));
97	add_filter('cron_schedules', array(&$this, 'add_sched_options'));
98	add_filter('wp_db_b_schedule_choices', array(&$this, 'schedule_choices'));
99
100	$table_prefix = ( isset( $table_prefix ) ) ? $table_prefix : $wpdb->prefix;
101	$datum = date("Ymd_B");
102	$this->backup_filename = DB_NAME . "_$table_prefix$datum.sql";
103	if ($this->gzip()) $this->backup_filename .= '.gz';
104
105	$possible_names = array(
106	'categories',
107	'comments',
108	'link2cat',
109	'linkcategories',
110	'links',
111	'options',
112	'post2cat',
113	'postmeta',
114	'posts',
115	'terms',
116	'term_taxonomy',
117	'term_relationships',
118	'users',
119	);
120	$xpress_possible_names = array(
121	'usermeta',
122	'd3forum_link',
123	'group_role',
124	'views',
125	'notify_reserve',
126	);
127
128	foreach( $possible_names as $name ) {
129	if ( isset( $wpdb->{$name} ) ) {
130	$this->core_table_names[] = $wpdb->{$name};
131	}
132	}
133	foreach( $xpress_possible_names as $name ) {
134	$this->core_table_names[] = $table_prefix . $name;
135	}
136
137	$this->backup_dir = trailingslashit(apply_filters('wp_db_b_backup_dir', WP_BACKUP_DIR));
138	$this->basename = 'xpressme-backup';
139
140	$this->referer_check_key = $this->basename . '-download_' . DB_NAME;
141	$query_args = array( 'page' => $this->basename );
142	if ( function_exists('wp_create_nonce') )
143	$query_args = array_merge( $query_args, array('_wpnonce' => wp_create_nonce($this->referer_check_key)) );
144	$base = ( function_exists('site_url') ) ? site_url('', 'admin') : get_option('siteurl');
145	$this->page_url = add_query_arg( $query_args, $base . '/wp-admin/edit.php');
146	if (isset($_POST['do_backup'])) {
147	$this->wp_secure('fatal');
148	check_admin_referer($this->referer_check_key);
149	$this->can_user_backup('main');
150	// save exclude prefs
151
152	$exc_revisions = (array) $_POST['exclude-revisions'];
153	$exc_spam = (array) $_POST['exclude-spam'];
154	update_option('xpressme_backup_excs', array('revisions' => $exc_revisions, 'spam' => $exc_spam));
155
156	$do_euc_to_utf8 = $_POST['euc_to_utf8'];
157	$do_rename_prefix = $_POST['do_rename_prefix'];
158	$before_prefix = $_POST['before_prefix'];
159	$after_prefix = $_POST['after_prefix'];
160	$do_change_uri = $_POST['do_change_uri'];
161	$before_uri = $_POST['before_uri'];
162	$after_uri = $_POST['after_uri'];
163	$del_active_plugin = $_POST['del_active_plugin'];
164
165	update_option('xpressme_backup_extras_option',
166	array('do_euc_to_utf8' => $do_euc_to_utf8,
167	'do_rename_prefix' => $do_rename_prefix,
168	'before_prefix' => $before_prefix,
169	'after_prefix' => $after_prefix,
170	'do_change_uri' => $do_change_uri,
171	'before_uri' => $before_uri,
172	'after_uri' => $after_uri,
173	'del_active_plugin' => $del_active_plugin
174	)
175	);
176
177	switch($_POST['do_backup']) {
178	case 'backup':
179	add_action('init', array(&$this, 'perform_backup'));
180	break;
181	case 'fragments':
182	add_action('admin_menu', array(&$this, 'fragment_menu'));
183	break;
184	}
185	} elseif (isset($_GET['fragment'] )) {
186	$this->can_user_backup('frame');
187	add_action('init', array(&$this, 'init'));
188	} elseif (isset($_GET['backup'] )) {
189	$this->can_user_backup();
190	add_action('init', array(&$this, 'init'));
191	} else {
192	add_action('admin_menu', array(&$this, 'admin_menu'));
193	}
194	}
195
196	function init() {
197	$this->can_user_backup();
198	if (isset($_GET['backup'])) {
199	$via = isset($_GET['via']) ? $_GET['via'] : 'http';
200
201	$this->backup_file = $_GET['backup'];
202	$this->validate_file($this->backup_file);
203
204	switch($via) {
205	case 'smtp':
206	case 'email':
207	$success = $this->deliver_backup($this->backup_file, 'smtp', $_GET['recipient'], 'frame');
208	$this->error_display( 'frame' );
209	if ( $success ) {
210	echo '
211	<!-- ' . $via . ' -->
212	<script type="text/javascript"><!--\\
213	';
214	echo '
215	alert("' . __('Backup Complete!','xpressme-backup') . '");
216	window.onbeforeunload = null;
217	</script>
218	';
219	}
220	break;
221	default:
222	$this->deliver_backup($this->backup_file, $via);
223	$this->error_display( 'frame' );
224	}
225	die();
226	}
227	if (isset($_GET['fragment'] )) {
228	list($table, $segment, $filename) = explode(':', $_GET['fragment']);
229	$this->validate_file($filename);
230	$this->backup_fragment($table, $segment, $filename);
231	}
232
233	die();
234	}
235
236	function init_textdomain() {
237	load_plugin_textdomain('xpressme-backup', str_replace(ABSPATH, '', dirname(__FILE__)), dirname(plugin_basename(__FILE__)));
238	}
239
240	/*
241	* Add a link to back up your database when doing a core upgrade
242	*/
243	function update_notice_action() {
244	if ( 'upgrade-core' == $_REQUEST['action'] ) :
245	ob_start(array(&$this, 'update_notice'));
246	add_action('admin_footer', create_function('', 'ob_end_flush();'));
247	endif;
248	}
249	function update_notice($text = '') {
250	$pattern = '#(<a href\="' . __('http://codex.wordpress.org/WordPress_Backups') . '">.*?</p>)#';
251	$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.', 'xpressme-backup'), 'tools.php?page=xpressme-backup') . "</p>\n";
252	$text = preg_replace($pattern, $replace, $text);
253	return $text;
254	}
255
256	function build_backup_script() {
257	global $table_prefix, $wpdb;
258
259	echo "<div class='wrap'>";
260	echo '<fieldset class="options"><legend>' . __('Progress','xpressme-backup') . '</legend>
261	<p><strong>' .
262	__('DO NOT DO THE FOLLOWING AS IT WILL CAUSE YOUR BACKUP TO FAIL:','xpressme-backup').
263	'</strong></p>
264	<ol>
265	<li>'.__('Close this browser','xpressme-backup').'</li>
266	<li>'.__('Reload this page','xpressme-backup').'</li>
267	<li>'.__('Click the Stop or Back buttons in your browser','xpressme-backup').'</li>
268	</ol>
269	<p><strong>' . __('Progress:','xpressme-backup') . '</strong></p>
270	<div id="meterbox" style="height:11px;width:80%;padding:3px;border:1px solid #659fff;"><div id="meter" style="height:11px;background-color:#659fff;width:0%;text-align:center;font-size:6pt;"> </div></div>
271	<div id="progress_message"></div>
272	<div id="errors"></div>
273	</fieldset>
274	<iframe id="backuploader" src="about:blank" style="visibility:hidden;border:none;height:1em;width:1px;"></iframe>
275	<script type="text/javascript">
276	//<![CDATA[
277	window.onbeforeunload = function() {
278	return "' . __('Navigating away from this page will cause your backup to fail.', 'xpressme-backup') . '";
279	}
280	function setMeter(pct) {
281	var meter = document.getElementById("meter");
282	meter.style.width = pct + "%";
283	meter.innerHTML = Math.floor(pct) + "%";
284	}
285	function setProgress(str) {
286	var progress = document.getElementById("progress_message");
287	progress.innerHTML = str;
288	}
289	function addError(str) {
290	var errors = document.getElementById("errors");
291	errors.innerHTML = errors.innerHTML + str + "<br />";
292	}
293
294	function backup(table, segment) {
295	var fram = document.getElementById("backuploader");
296	fram.src = "' . $this->page_url . '&fragment=" + table + ":" + segment + ":' . $this->backup_filename . ':";
297	}
298
299	var curStep = 0;
300
301	function nextStep() {
302	backupStep(curStep);
303	curStep++;
304	}
305
306	function finishBackup() {
307	var fram = document.getElementById("backuploader");
308	setMeter(100);
309	';
310
311	$download_uri = add_query_arg('backup', $this->backup_filename, $this->page_url);
312	switch($_POST['deliver']) {
313	case 'http':
314	echo '
315	setProgress("' . sprintf(__("Backup complete, preparing <a href=\\\"%s\\\">backup</a> for download...",'xpressme-backup'), $download_uri) . '");
316	window.onbeforeunload = null;
317	fram.src = "' . $download_uri . '";
318	';
319	break;
320	case 'smtp':
321	echo '
322	setProgress("' . sprintf(__("Backup complete, sending <a href=\\\"%s\\\">backup</a> via email...",'xpressme-backup'), $download_uri) . '");
323	window.onbeforeunload = null;
324	fram.src = "' . $download_uri . '&via=email&recipient=' . $_POST['backup_recipient'] . '";
325	';
326	break;
327	default:
328	echo '
329	setProgress("' . sprintf(__("Backup complete, download <a href=\\\"%s\\\">here</a>.",'xpressme-backup'), $download_uri) . '");
330	window.onbeforeunload = null;
331	';
332	}
333
334	echo '
335	}
336
337	function backupStep(step) {
338	switch(step) {
339	case 0: backup("", 0); break;
340	';
341
342	$also_backup = array();
343	if (isset($_POST['other_tables'])) {
344	$also_backup = $_POST['other_tables'];
345	} else {
346	$also_backup = array();
347	}
348	$core_tables = $_POST['core_tables'];
349	$tables = array_merge($core_tables, $also_backup);
350	$step_count = 1;
351	foreach ($tables as $table) {
352	$rec_count = $wpdb->get_var("SELECT count(*) FROM {$table}");
353	$rec_segments = ceil($rec_count / ROWS_PER_SEGMENT);
354	$table_count = 0;
355	if ( $this->module_check() ) {
356	$delay = "setTimeout('";
357	$delay_time = "', " . (int) MOD_EVASIVE_DELAY . ")";
358	}
359	else { $delay = $delay_time = ''; }
360	do {
361	echo "case {$step_count}: {$delay}backup(\"{$table}\", {$table_count}){$delay_time}; break;\n";
362	$step_count++;
363	$table_count++;
364	} while($table_count < $rec_segments);
365	echo "case {$step_count}: {$delay}backup(\"{$table}\", -1){$delay_time}; break;\n";
366	$step_count++;
367	}
368	echo "case {$step_count}: finishBackup(); break;";
369
370	echo '
371	}
372	if(step != 0) setMeter(100 * step / ' . $step_count . ');
373	}
374
375	nextStep();
376	// ]]>
377	</script>
378	</div>
379	';
380	$this->backup_menu();
381	}
382
383	function backup_fragment($table, $segment, $filename) {
384	global $table_prefix, $wpdb;
385
386	echo "$table:$segment:$filename";
387
388	if($table == '') {
389	$msg = __('Creating backup file...','xpressme-backup');
390	} else {
391	if($segment == -1) {
392	$msg = sprintf(__('Finished backing up table \\"%s\\".','xpressme-backup'), $table);
393	} else {
394	$msg = sprintf(__('Backing up table \\"%s\\"...','xpressme-backup'), $table);
395	}
396	}
397
398	if (is_writable($this->backup_dir)) {
399	$this->fp = $this->open($this->backup_dir . $filename, 'a');
400	if(!$this->fp) {
401	$this->error(__('Could not open the backup file for writing!','xpressme-backup'));
402	$this->error(array('loc' => 'frame', 'kind' => 'fatal', 'msg' => __('The backup file could not be saved. Please check the permissions for writing to your backup directory and try again.','xpressme-backup')));
403	}
404	else {
405	if($table == '') {
406	//Begin new backup of MySql
407	$this->stow("# " . __('WordPress MySQL database backup','xpressme-backup') . "\n");
408	$this->stow("#\n");
409	$this->stow("# " . sprintf(__('Generated: %s','xpressme-backup'),date("l j. F Y H:i T")) . "\n");
410	$this->stow("# " . sprintf(__('Hostname: %s','xpressme-backup'),DB_HOST) . "\n");
411	$this->stow("# " . sprintf(__('Database: %s','xpressme-backup'),$this->backquote(DB_NAME)) . "\n");
412	$this->stow("# --------------------------------------------------------\n");
413	} else {
414	if($segment == 0) {
415	// Increase script execution time-limit to 15 min for every table.
416	if ( !ini_get('safe_mode')) @set_time_limit(15*60);
417	// Create the SQL statements
418	$this->stow("# --------------------------------------------------------\n");
419	$this->stow("# " . sprintf(__('Table: %s','xpressme-backup'),$this->backquote($table)) . "\n");
420	$this->stow("# --------------------------------------------------------\n");
421	}
422	$this->backup_table($table, $segment);
423	}
424	}
425	} else {
426	$this->error(array('kind' => 'fatal', 'loc' => 'frame', 'msg' => __('The backup directory is not writeable! Please check the permissions for writing to your backup directory and try again.','xpressme-backup')));
427	}
428
429	if($this->fp) $this->close($this->fp);
430
431	$this->error_display('frame');
432
433	echo '<script type="text/javascript"><!--//
434	var msg = "' . $msg . '";
435	window.parent.setProgress(msg);
436	window.parent.nextStep();
437	//--></script>
438	';
439	die();
440	}
441
442	function perform_backup() {
443	// are we backing up any other tables?
444	$also_backup = array();
445	if (isset($_POST['other_tables']))
446	$also_backup = $_POST['other_tables'];
447	$core_tables = $_POST['core_tables'];
448	$this->backup_file = $this->db_backup($core_tables, $also_backup);
449	if (false !== $this->backup_file) {
450	if ('smtp' == $_POST['deliver']) {
451	$this->deliver_backup($this->backup_file, $_POST['deliver'], $_POST['backup_recipient'], 'main');
452	wp_redirect($this->page_url);
453	} elseif ('http' == $_POST['deliver']) {
454	$download_uri = add_query_arg('backup',$this->backup_file,$this->page_url);
455	wp_redirect($download_uri);
456	exit;
457	}
458	// we do this to say we're done.
459	$this->backup_complete = true;
460	}
461	}
462
463	function admin_header() {
464	?>
465	<script type="text/javascript">
466	//<![CDATA[
467	if ( 'undefined' != typeof addLoadEvent ) {
468	addLoadEvent(function() {
469	var t = {'extra-tables-list':{name: 'other_tables[]'}, 'include-tables-list':{name: 'xpressme_cron_backup_tables[]'}};
470
471	for ( var k in t ) {
472	t[k].s = null;
473	var d = document.getElementById(k);
474	if ( ! d )
475	continue;
476	var ul = d.getElementsByTagName('ul').item(0);
477	if ( ul ) {
478	var lis = ul.getElementsByTagName('li');
479	if ( 3 > lis.length )
480	return;
481	var text = document.createElement('p');
482	text.className = 'instructions';
483	text.innerHTML = '<?php _e('Click and hold down <code>[SHIFT]</code> to toggle multiple checkboxes', 'xpressme-backup'); ?>';
484	ul.parentNode.insertBefore(text, ul);
485	}
486	t[k].p = d.getElementsByTagName("input");
487	for(var i=0; i < t[k].p.length; i++)
488	if(t[k].name == t[k].p[i].getAttribute('name')) {
489	t[k].p[i].id = k + '-table-' + i;
490	t[k].p[i].onkeyup = t[k].p[i].onclick = function(e) {
491	e = e ? e : event;
492	if ( 16 == e.keyCode )
493	return;
494	var match = /([\w-])-table-(\d)/.exec(this.id);
495	var listname = match[1];
496	var that = match[2];
497	if ( null === t[listname].s )
498	t[listname].s = that;
499	else if ( e.shiftKey ) {
500	var start = Math.min(that, t[listname].s) + 1;
501	var end = Math.max(that, t[listname].s);
502	for( var j=start; j < end; j++)
503	t[listname].p[j].checked = t[listname].p[j].checked ? false : true;
504	t[listname].s = null;
505	}
506	}
507	}
508	}
509
510	<?php if ( function_exists('wp_schedule_event') ) : // needs to be at least WP 2.1 for ajax ?>
511	if ( 'undefined' == typeof XMLHttpRequest )
512	var xml = new ActiveXObject( navigator.userAgent.indexOf('MSIE 5') >= 0 ? 'Microsoft.XMLHTTP' : 'Msxml2.XMLHTTP' );
513	else
514	var xml = new XMLHttpRequest();
515
516	var initTimeChange = function() {
517	var timeWrap = document.getElementById('backup-time-wrap');
518	var backupTime = document.getElementById('next-backup-time');
519	if ( !! timeWrap && !! backupTime ) {
520	var span = document.createElement('span');
521	span.className = 'submit';
522	span.id = 'change-wrap';
523	span.innerHTML = '<input type="submit" id="change-backup-time" name="change-backup-time" value="<?php _e('Change','xpressme-backup'); ?>" />';
524	timeWrap.appendChild(span);
525	backupTime.ondblclick = function(e) { span.parentNode.removeChild(span); clickTime(e, backupTime); };
526	span.onclick = function(e) { span.parentNode.removeChild(span); clickTime(e, backupTime); };
527	}
528	}
529
530	var clickTime = function(e, backupTime) {
531	var tText = backupTime.innerHTML;
532	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', 'xpressme-backup'); ?>" /></span>';
533	backupTime.ondblclick = null;
534	var mainText = document.getElementById('backup-time-text');
535	mainText.focus();
536	var saveTButton = document.getElementById('save-backup-time');
537	if ( !! saveTButton )
538	saveTButton.onclick = function(e) { saveTime(backupTime, mainText); return false; };
539	if ( !! mainText )
540	mainText.onkeydown = function(e) {
541	e = e \|\| window.event;
542	if ( 13 == e.keyCode ) {
543	saveTime(backupTime, mainText);
544	return false;
545	}
546	}
547	}
548
549	var saveTime = function(backupTime, mainText) {
550	var tVal = mainText.value;
551
552	xml.open('POST', 'admin-ajax.php', true);
553	xml.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
554	if ( xml.overrideMimeType )
555	xml.setRequestHeader('Connection', 'close');
556	xml.send('action=save_backup_time&_wpnonce=<?php echo wp_create_nonce($this->referer_check_key); ?>&backup-time='+tVal);
557	xml.onreadystatechange = function() {
558	if ( 4 == xml.readyState && '0' != xml.responseText ) {
559	backupTime.innerHTML = xml.responseText;
560	initTimeChange();
561	}
562	}
563	}
564
565	initTimeChange();
566	<?php endif; // wp_schedule_event exists ?>
567	});
568	}
569	//]]>
570	</script>
571	<style type="text/css">
572	.xpressme-backup-updated {
573	margin-top: 1em;
574	}
575
576	fieldset.options {
577	border: 1px solid;
578	margin-top: 1em;
579	padding: 1em;
580	}
581	fieldset.options div.tables-list {
582	float: left;
583	padding: 1em;
584	}
585
586	fieldset.options input {
587	}
588
589	fieldset.options legend {
590	font-size: larger;
591	font-weight: bold;
592	margin-bottom: .5em;
593	padding: 1em;
594	}
595
596	fieldset.options .instructions {
597	font-size: smaller;
598	}
599
600	fieldset.options ul {
601	list-style-type: none;
602	}
603	fieldset.options li {
604	text-align: left;
605	}
606
607	fieldset.options .submit {
608	border-top: none;
609	}
610	</style>
611	<?php
612	}
613
614	function admin_load() {
615	add_action('admin_head', array(&$this, 'admin_header'));
616	}
617
618	function admin_menu() {
619	$_page_hook = add_management_page(__('XPressME Backup','xpressme-backup'), __('XPressME Backup','xpressme-backup'), 'import', $this->basename, array(&$this, 'backup_menu'));
620	add_action('load-' . $_page_hook, array(&$this, 'admin_load'));
621	if ( function_exists('add_contextual_help') ) {
622	$text = $this->help_menu();
623	add_contextual_help($_page_hook, $text);
624	}
625	}
626
627	function fragment_menu() {
628	$page_hook = add_management_page(__('XPressME Backup','xpressme-backup'), __('XPressME Backup','xpressme-backup'), 'import', $this->basename, array(&$this, 'build_backup_script'));
629	add_action('load-' . $page_hook, array(&$this, 'admin_load'));
630	}
631
632	/**
633	* Add WP-DB-Backup-specific help options to the 2.7 =< WP contextual help menu
634	* return string The text of the help menu.
635	*/
636	function help_menu() {
637	$text = '';
638	// $text = "\n<a href=\"http://wordpress.org/extend/plugins/xpressme-backup/faq/\" target=\"_blank\">" . __('FAQ', 'xpressme-backup') . '</a>';
639	// $text .= "\n<br />\n<a href=\"http://www.ilfilosofo.com/forum/forum/2\" target=\"_blank\">" . __('WP-DB-Backup Support Forum', 'xpressme-backup') . '</a>';
640	return $text;
641	}
642
643	function save_backup_time() {
644	if ( $this->can_user_backup() ) {
645	// try to get a time from the input string
646	$time = strtotime(strval($_POST['backup-time']));
647	if ( ! empty( $time ) && time() < $time ) {
648	wp_clear_scheduled_hook( 'wp_db_backup_cron' ); // unschedule previous
649	$scheds = (array) wp_get_schedules();
650	$name = get_option('xpressme_cron_backup_schedule');
651	if ( 0 != $time ) {
652	wp_schedule_event($time, $name, 'wp_db_backup_cron');
653	echo gmdate(get_option('date_format') . ' ' . get_option('time_format'), $time + (get_option('gmt_offset') * 3600));
654	exit;
655	}
656	}
657	} else {
658	die(0);
659	}
660	}
661
662	/**
663	* Better addslashes for SQL queries.
664	* Taken from phpMyAdmin.
665	*/
666	function sql_addslashes($a_string = '', $is_like = false) {
667	if ($is_like) $a_string = str_replace('\\', '\\\\\\\\', $a_string);
668	else $a_string = str_replace('\\', '\\\\', $a_string);
669	return str_replace('\'', '\\\'', $a_string);
670	}
671
672	/**
673	* Add backquotes to tables and db-names in
674	* SQL queries. Taken from phpMyAdmin.
675	*/
676	function backquote($a_name) {
677	if (!empty($a_name) && $a_name != '*') {
678	if (is_array($a_name)) {
679	$result = array();
680	reset($a_name);
681	while(list($key, $val) = each($a_name))
682	$result[$key] = '`' . $val . '`';
683	return $result;
684	} else {
685	return '`' . $a_name . '`';
686	}
687	} else {
688	return $a_name;
689	}
690	}
691
692	function open($filename = '', $mode = 'w') {
693	if ('' == $filename) return false;
694	if ($this->gzip())
695	$fp = @gzopen($filename, $mode);
696	else
697	$fp = @fopen($filename, $mode);
698	return $fp;
699	}
700
701	function close($fp) {
702	if ($this->gzip()) gzclose($fp);
703	else fclose($fp);
704	}
705
706	/**
707	* Write to the backup file
708	* @param string $query_line the line to write
709	* @return null
710	*/
711	function stow($query_line) {
712	$query_line = $this->extras_filter($query_line);
713	if ($this->gzip()) {
714	if(! @gzwrite($this->fp, $query_line))
715	$this->error(__('There was an error writing a line to the backup script:','xpressme-backup') . ' ' . $query_line . ' ' . $php_errormsg);
716	} else {
717	if(false === @fwrite($this->fp, $query_line))
718	$this->error(__('There was an error writing a line to the backup script:','xpressme-backup') . ' ' . $query_line . ' ' . $php_errormsg);
719	}
720	}
721
722	/**
723	* Logs any error messages
724	* @param array $args
725	* @return bool
726	*/
727	function error($args = array()) {
728	if ( is_string( $args ) )
729	$args = array('msg' => $args);
730	$args = array_merge( array('loc' => 'main', 'kind' => 'warn', 'msg' => ''), $args);
731	$this->errors[$args['kind']][] = $args['msg'];
732	if ( 'fatal' == $args['kind'] \|\| 'frame' == $args['loc'])
733	$this->error_display($args['loc']);
734	return true;
735	}
736
737	/**
738	* Displays error messages
739	* @param array $errs
740	* @param string $loc
741	* @return string
742	*/
743	function error_display($loc = 'main', $echo = true) {
744	$errs = $this->errors;
745	unset( $this->errors );
746	if ( ! count($errs) ) return;
747	$msg = '';
748	$err_list = array_slice(array_merge( (array) $errs['fatal'], (array) $errs['warn']), 0, 10);
749	if ( 10 == count( $err_list ) )
750	$err_list[9] = __('Subsequent errors have been omitted from this log.','xpressme-backup');
751	$wrap = ( 'frame' == $loc ) ? "<script type=\"text/javascript\">\n var msgList = ''; \n %1\$s \n if ( msgList ) alert(msgList); \n </script>" : '%1$s';
752	$line = ( 'frame' == $loc ) ?
753	"try{ window.parent.addError('%1\$s'); } catch(e) { msgList += ' %1\$s';}\n" :
754	"%1\$s<br />\n";
755	foreach( (array) $err_list as $err )
756	$msg .= sprintf($line,str_replace(array("\n","\r"), '', addslashes($err)));
757	$msg = sprintf($wrap,$msg);
758	if ( count($errs['fatal'] ) ) {
759	if ( function_exists('wp_die') && 'frame' != $loc ) wp_die(stripslashes($msg));
760	else die($msg);
761	}
762	else {
763	if ( $echo ) echo $msg;
764	else return $msg;
765	}
766	}
767
768	/**
769	* Taken partially from phpMyAdmin and partially from
770	* Alain Wolf, Zurich - Switzerland
771	* Website: http://restkultur.ch/personal/wolf/scripts/db_backup/
772
773	* Modified by Scott Merrill (http://www.skippy.net/)
774	* to use the WordPress $wpdb object
775	* @param string $table
776	* @param string $segment
777	* @return void
778	*/
779	function backup_table($table, $segment = 'none') {
780	global $wpdb;
781
782	$table_structure = $wpdb->get_results("DESCRIBE $table");
783	if (! $table_structure) {
784	$this->error(__('Error getting table details','xpressme-backup') . ": $table");
785	return false;
786	}
787
788	if(($segment == 'none') \|\| ($segment == 0)) {
789	// Add SQL statement to drop existing table
790	$this->stow("\n\n");
791	$this->stow("#\n");
792	$this->stow("# " . sprintf(__('Delete any existing table %s','xpressme-backup'),$this->backquote($table)) . "\n");
793	$this->stow("#\n");
794	$this->stow("\n");
795	$this->stow("DROP TABLE IF EXISTS " . $this->backquote($table) . ";\n");
796
797	// Table structure
798	// Comment in SQL-file
799	$this->stow("\n\n");
800	$this->stow("#\n");
801	$this->stow("# " . sprintf(__('Table structure of table %s','xpressme-backup'),$this->backquote($table)) . "\n");
802	$this->stow("#\n");
803	$this->stow("\n");
804
805	$create_table = $wpdb->get_results("SHOW CREATE TABLE $table", ARRAY_N);
806	if (false === $create_table) {
807	$err_msg = sprintf(__('Error with SHOW CREATE TABLE for %s.','xpressme-backup'), $table);
808	$this->error($err_msg);
809	$this->stow("#\n# $err_msg\n#\n");
810	}
811	$this->stow($create_table[0][1] . ' ;');
812
813	if (false === $table_structure) {
814	$err_msg = sprintf(__('Error getting table structure of %s','xpressme-backup'), $table);
815	$this->error($err_msg);
816	$this->stow("#\n# $err_msg\n#\n");
817	}
818
819	// Comment in SQL-file
820	$this->stow("\n\n");
821	$this->stow("#\n");
822	$this->stow('# ' . sprintf(__('Data contents of table %s','xpressme-backup'),$this->backquote($table)) . "\n");
823	$this->stow("#\n");
824	}
825
826	if(($segment == 'none') \|\| ($segment >= 0)) {
827	$defs = array();
828	$ints = array();
829	foreach ($table_structure as $struct) {
830	if ( (0 === strpos($struct->Type, 'tinyint')) \|\|
831	(0 === strpos(strtolower($struct->Type), 'smallint')) \|\|
832	(0 === strpos(strtolower($struct->Type), 'mediumint')) \|\|
833	(0 === strpos(strtolower($struct->Type), 'int')) \|\|
834	(0 === strpos(strtolower($struct->Type), 'bigint')) ) {
835	$defs[strtolower($struct->Field)] = ( null === $struct->Default ) ? 'NULL' : $struct->Default;
836	$ints[strtolower($struct->Field)] = "1";
837	}
838	}
839
840
841	// Batch by $row_inc
842
843	if($segment == 'none') {
844	$row_start = 0;
845	$row_inc = ROWS_PER_SEGMENT;
846	} else {
847	$row_start = $segment * ROWS_PER_SEGMENT;
848	$row_inc = ROWS_PER_SEGMENT;
849	}
850
851	do {
852	// don't include extra stuff, if so requested
853	$excs = (array) get_option('xpressme_backup_excs');
854
855	$where = '';
856	if ( is_array($excs['spam'] ) && in_array($table, $excs['spam']) ) {
857	$where = ' WHERE comment_approved != "spam"';
858	} elseif ( is_array($excs['revisions'] ) && in_array($table, $excs['revisions']) ) {
859	$where = ' WHERE post_type != "revision"';
860	}
861
862	if ( !ini_get('safe_mode')) @set_time_limit(15*60);
863	$table_data = $wpdb->get_results("SELECT * FROM $table $where LIMIT {$row_start}, {$row_inc}", ARRAY_A);
864
865	$entries = 'INSERT INTO ' . $this->backquote($table) . ' VALUES (';
866	// \x08\\x09, not required
867	$search = array("\x00", "\x0a", "\x0d", "\x1a");
868	$replace = array('\0', '\n', '\r', '\Z');
869	if($table_data) {
870	foreach ($table_data as $row) {
871	$values = array();
872	foreach ($row as $key => $value) {
873	if ($ints[strtolower($key)]) {
874	// make sure there are no blank spots in the insert syntax,
875	// yet try to avoid quotation marks around integers
876	$value = ( null === $value \|\| '' === $value) ? $defs[strtolower($key)] : $value;
877	$values[] = ( '' === $value ) ? "''" : $value;
878	} else {
879	$values[] = "'" . str_replace($search, $replace, $this->sql_addslashes($value)) . "'";
880	}
881	}
882	$this->stow(" \n" . $entries . implode(', ', $values) . ');');
883	}
884	$row_start += $row_inc;
885	}
886	} while((count($table_data) > 0) and ($segment=='none'));
887	}
888
889	if(($segment == 'none') \|\| ($segment < 0)) {
890	// Create footer/closing comment in SQL-file
891	$this->stow("\n");
892	$this->stow("#\n");
893	$this->stow("# " . sprintf(__('End of data contents of table %s','xpressme-backup'),$this->backquote($table)) . "\n");
894	$this->stow("# --------------------------------------------------------\n");
895	$this->stow("\n");
896	}
897	} // end backup_table()
898
899	function db_backup($core_tables, $other_tables) {
900	global $table_prefix, $wpdb;
901
902	if (is_writable($this->backup_dir)) {
903	$this->fp = $this->open($this->backup_dir . $this->backup_filename);
904	if(!$this->fp) {
905	$this->error(__('Could not open the backup file for writing!','xpressme-backup'));
906	return false;
907	}
908	} else {
909	$this->error(__('The backup directory is not writeable!','xpressme-backup'));
910	return false;
911	}
912
913	//Begin new backup of MySql
914	$this->stow("# " . __('WordPress MySQL database backup','xpressme-backup') . "\n");
915	$this->stow("#\n");
916	$this->stow("# " . sprintf(__('Generated: %s','xpressme-backup'),date("l j. F Y H:i T")) . "\n");
917	$this->stow("# " . sprintf(__('Hostname: %s','xpressme-backup'),DB_HOST) . "\n");
918	$this->stow("# " . sprintf(__('Database: %s','xpressme-backup'),$this->backquote(DB_NAME)) . "\n");
919	$this->stow("# --------------------------------------------------------\n");
920
921	if ( (is_array($other_tables)) && (count($other_tables) > 0) )
922	$tables = array_merge($core_tables, $other_tables);
923	else
924	$tables = $core_tables;
925
926	foreach ($tables as $table) {
927	// Increase script execution time-limit to 15 min for every table.
928	if ( !ini_get('safe_mode')) @set_time_limit(15*60);
929	// Create the SQL statements
930	$this->stow("# --------------------------------------------------------\n");
931	$this->stow("# " . sprintf(__('Table: %s','xpressme-backup'),$this->backquote($table)) . "\n");
932	$this->stow("# --------------------------------------------------------\n");
933	$this->backup_table($table);
934	}
935
936	$this->close($this->fp);
937
938	if (count($this->errors)) {
939	return false;
940	} else {
941	return $this->backup_filename;
942	}
943
944	} //wp_db_backup
945
946	/**
947	* Sends the backed-up file via email
948	* @param string $to
949	* @param string $subject
950	* @param string $message
951	* @return bool
952	*/
953	function send_mail( $to, $subject, $message, $diskfile) {
954	global $phpmailer;
955
956	$filename = basename($diskfile);
957
958	extract( apply_filters( 'wp_mail', compact( 'to', 'subject', 'message' ) ) );
959
960	if ( !is_object( $phpmailer ) \|\| ( strtolower(get_class( $phpmailer )) != 'phpmailer' ) ) {
961	if ( file_exists( ABSPATH . WPINC . '/class-phpmailer.php' ) )
962	require_once ABSPATH . WPINC . '/class-phpmailer.php';
963	if ( file_exists( ABSPATH . WPINC . '/class-smtp.php' ) )
964	require_once ABSPATH . WPINC . '/class-smtp.php';
965	if ( class_exists( 'PHPMailer') )
966	$phpmailer = new PHPMailer();
967	}
968
969	// try to use phpmailer directly (WP 2.2+)
970	if ( is_object( $phpmailer ) && ( strtolower(get_class( $phpmailer )) == 'phpmailer' ) ) {
971
972	// Get the site domain and get rid of www.
973	$sitename = strtolower( $_SERVER['SERVER_NAME'] );
974	if ( substr( $sitename, 0, 4 ) == 'www.' ) {
975	$sitename = substr( $sitename, 4 );
976	}
977	$from_email = 'wordpress@' . $sitename;
978	$from_name = 'WordPress';
979
980	// Empty out the values that may be set
981	$phpmailer->ClearAddresses();
982	$phpmailer->ClearAllRecipients();
983	$phpmailer->ClearAttachments();
984	$phpmailer->ClearBCCs();
985	$phpmailer->ClearCCs();
986	$phpmailer->ClearCustomHeaders();
987	$phpmailer->ClearReplyTos();
988
989	$phpmailer->AddAddress( $to );
990	$phpmailer->AddAttachment($diskfile, $filename);
991	$phpmailer->Body = $message;
992	$phpmailer->CharSet = apply_filters( 'wp_mail_charset', get_bloginfo('charset') );
993	$phpmailer->From = apply_filters( 'wp_mail_from', $from_email );
994	$phpmailer->FromName = apply_filters( 'wp_mail_from_name', $from_name );
995	$phpmailer->IsMail();
996	$phpmailer->Subject = $subject;
997
998	do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );
999
1000	$result = @$phpmailer->Send();
1001
1002	// old-style: build the headers directly
1003	} else {
1004	$randomish = md5(time());
1005	$boundary = "==WPBACKUP-$randomish";
1006	$fp = fopen($diskfile,"rb");
1007	$file = fread($fp,filesize($diskfile));
1008	$this->close($fp);
1009
1010	$data = chunk_split(base64_encode($file));
1011
1012	$headers .= "MIME-Version: 1.0\n";
1013	$headers = 'From: wordpress@' . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME'])) . "\n";
1014	$headers .= "Content-Type: multipart/mixed; boundary=\"$boundary\"\n";
1015
1016	// Add a multipart boundary above the plain message
1017	$message = "This is a multi-part message in MIME format.\n\n" .
1018	"--{$boundary}\n" .
1019	"Content-Type: text/plain; charset=\"" . get_bloginfo('charset') . "\"\n" .
1020	"Content-Transfer-Encoding: 7bit\n\n" .
1021	$message . "\n\n";
1022
1023	// Add file attachment to the message
1024	$message .= "--{$boundary}\n" .
1025	"Content-Type: application/octet-stream;\n" .
1026	" name=\"{$filename}\"\n" .
1027	"Content-Disposition: attachment;\n" .
1028	" filename=\"{$filename}\"\n" .
1029	"Content-Transfer-Encoding: base64\n\n" .
1030	$data . "\n\n" .
1031	"--{$boundary}--\n";
1032
1033	$result = @wp_mail($to, $subject, $message, $headers);
1034	}
1035	return $result;
1036
1037	}
1038
1039	function deliver_backup($filename = '', $delivery = 'http', $recipient = '', $location = 'main') {
1040	if ('' == $filename) { return false; }
1041
1042	$diskfile = $this->backup_dir . $filename;
1043	if ('http' == $delivery) {
1044	if (! file_exists($diskfile))
1045	$this->error(array('kind' => 'fatal', 'msg' => sprintf(__('File not found:%s','xpressme-backup'), " <strong>$filename</strong><br />") . '<br /><a href="' . $this->page_url . '">' . __('Return to Backup','xpressme-backup') . '</a>'));
1046	header('Content-Description: File Transfer');
1047	header('Content-Type: application/octet-stream');
1048	header('Content-Length: ' . filesize($diskfile));
1049	header("Content-Disposition: attachment; filename=$filename");
1050	$success = readfile($diskfile);
1051	unlink($diskfile);
1052	} elseif ('smtp' == $delivery) {
1053	if (! file_exists($diskfile)) {
1054	$msg = sprintf(__('File %s does not exist!','xpressme-backup'), $diskfile);
1055	$this->error($msg);
1056	return false;
1057	}
1058	if (! is_email($recipient)) {
1059	$recipient = get_option('admin_email');
1060	}
1061	$message = sprintf(__("Attached to this email is\n %1s\n Size:%2s kilobytes\n",'xpressme-backup'), $filename, round(filesize($diskfile)/1024));
1062	$success = $this->send_mail($recipient, get_bloginfo('name') . ' ' . __('Database Backup','xpressme-backup'), $message, $diskfile);
1063
1064	if ( false === $success ) {
1065	$msg = __('The following errors were reported:','xpressme-backup') . "\n ";
1066	if ( function_exists('error_get_last') ) {
1067	$err = error_get_last();
1068	$msg .= $err['message'];
1069	} else {
1070	$msg .= __('ERROR: The mail application has failed to deliver the backup.','xpressme-backup');
1071	}
1072	$this->error(array('kind' => 'fatal', 'loc' => $location, 'msg' => $msg));
1073	} else {
1074	unlink($diskfile);
1075	}
1076	}
1077	return $success;
1078	}
1079
1080	function backup_menu() {
1081	global $table_prefix, $wpdb;
1082	$feedback = '';
1083	$whoops = false;
1084
1085	// did we just do a backup? If so, let's report the status
1086	if ( $this->backup_complete ) {
1087	$feedback = '<div class="updated xpressme-backup-updated"><p>' . __('Backup Successful','xpressme-backup') . '!';
1088	$file = $this->backup_file;
1089	switch($_POST['deliver']) {
1090	case 'http':
1091	$feedback .= '<br />' . sprintf(__('Your backup file: <a href="%1s">%2s</a> should begin downloading shortly.','xpressme-backup'), WP_BACKUP_URL . "{$this->backup_file}", $this->backup_file);
1092	break;
1093	case 'smtp':
1094	if (! is_email($_POST['backup_recipient'])) {
1095	$feedback .= get_option('admin_email');
1096	} else {
1097	$feedback .= $_POST['backup_recipient'];
1098	}
1099	$feedback = '<br />' . sprintf(__('Your backup has been emailed to %s','xpressme-backup'), $feedback);
1100	break;
1101	case 'none':
1102	$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"','xpressme-backup');
1103	$feedback .= ':<br /> <a href="' . WP_BACKUP_URL . "$file\">$file</a> : " . sprintf(__('%s bytes','xpressme-backup'), filesize($this->backup_dir . $file));
1104	}
1105	$feedback .= '</p></div>';
1106	}
1107
1108	// security check
1109	$this->wp_secure();
1110
1111	if (count($this->errors)) {
1112	$feedback .= '<div class="updated xpressme-backup-updated error"><p><strong>' . __('The following errors were reported:','xpressme-backup') . '</strong></p>';
1113	$feedback .= '<p>' . $this->error_display( 'main', false ) . '</p>';
1114	$feedback .= "</p></div>";
1115	}
1116
1117	// did we just save options for wp-cron?
1118	if ( (function_exists('wp_schedule_event') \|\| function_exists('xpressme_cron_init'))
1119	&& isset($_POST['xpressme_cron_backup_options']) ) :
1120	do_action('wp_db_b_update_cron_options');
1121	if ( function_exists('wp_schedule_event') ) {
1122	wp_clear_scheduled_hook( 'wp_db_backup_cron' ); // unschedule previous
1123	$scheds = (array) wp_get_schedules();
1124	$name = strval($_POST['xpressme_cron_schedule']);
1125	$interval = ( isset($scheds[$name]['interval']) ) ?
1126	(int) $scheds[$name]['interval'] : 0;
1127	update_option('xpressme_cron_backup_schedule', $name, false);
1128	if ( 0 !== $interval ) {
1129	wp_schedule_event(time() + $interval, $name, 'wp_db_backup_cron');
1130	}
1131	}
1132	else {
1133	update_option('xpressme_cron_backup_schedule', intval($_POST['cron_schedule']), false);
1134	}
1135	update_option('xpressme_cron_backup_tables', $_POST['xpressme_cron_backup_tables']);
1136	if (is_email($_POST['cron_backup_recipient'])) {
1137	update_option('xpressme_cron_backup_recipient', $_POST['cron_backup_recipient'], false);
1138	}
1139	$feedback .= '<div class="updated xpressme-backup-updated"><p>' . __('Scheduled Backup Options Saved!','xpressme-backup') . '</p></div>';
1140	endif;
1141
1142	$other_tables = array();
1143	$also_backup = array();
1144
1145	// Get complete db table list
1146	$all_tables = $wpdb->get_results("SHOW TABLES", ARRAY_N);
1147	$all_tables = array_map(create_function('$a', 'return $a[0];'), $all_tables);
1148	// Get list of WP tables that actually exist in this DB (for 1.6 compat!)
1149	$wp_backup_default_tables = array_intersect($all_tables, $this->core_table_names);
1150	// Get list of non-WP tables
1151	$other_tables = array_diff($all_tables, $wp_backup_default_tables);
1152
1153	if ('' != $feedback)
1154	echo $feedback;
1155
1156	if ( ! $this->wp_secure() )
1157	return;
1158
1159	// Give the new dirs the same perms as wp-content.
1160	// $stat = stat( ABSPATH . 'wp-content' );
1161	// $dir_perms = $stat['mode'] & 0000777; // Get the permission bits.
1162	$dir_perms = '0777';
1163
1164	// the file doesn't exist and can't create it
1165	if ( ! file_exists($this->backup_dir) && ! @mkdir($this->backup_dir) ) {
1166	?><div class="updated xpressme-backup-updated error"><p><?php _e('WARNING: Your backup directory does <strong>NOT</strong> exist, and we cannot create it.','xpressme-backup'); ?></p>
1167	<p><?php printf(__('Using your FTP client, try to create the backup directory yourself: %s', 'xpressme-backup'), '<code>' . $this->backup_dir . '</code>'); ?></p></div><?php
1168	$whoops = true;
1169	// not writable due to write permissions
1170	} elseif ( !is_writable($this->backup_dir) && ! @chmod($this->backup_dir, $dir_perms) ) {
1171	?><div class="updated xpressme-backup-updated error"><p><?php _e('WARNING: Your backup directory is <strong>NOT</strong> writable! We cannot create the backup files.','xpressme-backup'); ?></p>
1172	<p><?php printf(__('Using your FTP client, try to set the backup directory’s write permission to %1$s or %2$s: %3$s', 'xpressme-backup'), '<code>777</code>', '<code>a+w</code>', '<code>' . $this->backup_dir . '</code>'); ?>
1173	</p></div><?php
1174	$whoops = true;
1175	} else {
1176	$this->fp = $this->open($this->backup_dir . 'test' );
1177	if( $this->fp ) {
1178	$this->close($this->fp);
1179	@unlink($this->backup_dir . 'test' );
1180	// the directory is not writable probably due to safe mode
1181	} else {
1182	?><div class="updated xpressme-backup-updated error"><p><?php _e('WARNING: Your backup directory is <strong>NOT</strong> writable! We cannot create the backup files.','xpressme-backup'); ?></p><?php
1183	if( ini_get('safe_mode') ){
1184	?><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.', 'xpressme-backup'); ?></p><?php
1185	}
1186	?><?php printf(__('You can try to correct this problem by using your FTP client to delete and then re-create the backup directory: %s', 'xpressme-backup'), '<code>' . $this->backup_dir . '</code>');
1187	?></div><?php
1188	$whoops = true;
1189	}
1190	}
1191
1192
1193
1194	if ( !file_exists($this->backup_dir . 'index.php') )
1195	@ touch($this->backup_dir . 'index.php');
1196	?><div class='wrap'>
1197	<h2><?php _e('Backup','xpressme-backup') ?></h2>
1198	<form method="post" action="">
1199	<?php if ( function_exists('wp_nonce_field') ) wp_nonce_field($this->referer_check_key); ?>
1200	<fieldset class="options"><legend><?php _e('Tables','xpressme-backup') ?></legend>
1201	<table align="center" cellspacing="5" cellpadding="5">
1202	<tr><td width="50%" align="left" class="alternate" valign="top">
1203	<div class="tables-list core-tables alternate">
1204	<h4><?php _e('These core WordPress tables will always be backed up:','xpressme-backup') ?></h4><ul><?php
1205	$excs = (array) get_option('xpressme_backup_excs');
1206
1207	foreach ($wp_backup_default_tables as $table) {
1208	if ( $table == $wpdb->comments ) {
1209	$checked = ( isset($excs['spam']) && is_array($excs['spam'] ) && in_array($table, $excs['spam']) ) ? ' checked=\'checked\'' : '';
1210	echo "<li><input type='hidden' name='core_tables[]' value='$table' /><code>$table</code> <span class='instructions'> <input type='checkbox' name='exclude-spam[]' value='$table' $checked /> " . __('Exclude spam comments', 'xpressme-backup') . '</span></li>';
1211	} elseif ( function_exists('wp_get_post_revisions') && $table == $wpdb->posts ) {
1212	$checked = ( isset($excs['revisions']) && is_array($excs['revisions'] ) && in_array($table, $excs['revisions']) ) ? ' checked=\'checked\'' : '';
1213	echo "<li><input type='hidden' name='core_tables[]' value='$table' /><code>$table</code> <span class='instructions'> <input type='checkbox' name='exclude-revisions[]' value='$table' $checked /> " . __('Exclude post revisions', 'xpressme-backup') . '</span></li>';
1214	} else {
1215	echo "<li><input type='hidden' name='core_tables[]' value='$table' /><code>$table</code></li>";
1216	}
1217	}
1218	?></ul>
1219	</div>
1220	</td><td width="50%" align="left" valign="top">
1221	<div class="tables-list extra-tables" id="extra-tables-list">
1222	<?php
1223	if (count($other_tables) > 0) {
1224	$select_all = __('Select all','xpressme-backup');
1225	$select_none = __('Select none','xpressme-backup');
1226	?>
1227	<h4><?php _e('You may choose to include any of the following tables:','xpressme-backup'); ?></h4>
1228	<ul>
1229	<script type="text/javascript">
1230	//<![CDATA[
1231	var wpdbBackup = function() {};
1232	(function(b){
1233	var n = function(c) {
1234	var p = document.getElementsByTagName("input");
1235	for(var i=0;i<p.length;i++)
1236	if('other_tables[]' == p[i].getAttribute('name'))
1237	p[i].checked = c;
1238	}
1239	b.a = function() { n(true) }
1240	b.n = function() { n(false) }
1241
1242	document.write('<p><a href="javascript:void(0)" onclick="wpdbBackup.a()"><?php echo $select_all ?></a> / <a href="javascript:void(0)" onclick="wpdbBackup.n()"><?php echo $select_none ?></a></p>');
1243	})(wpdbBackup)
1244	//]]>
1245	</script>
1246
1247	<?php
1248	foreach ($other_tables as $table) {
1249	?>
1250	<li><label><input type="checkbox" name="other_tables[]" value="<?php echo $table; ?>" /> <code><?php echo $table; ?></code></label>
1251	<?php
1252	}
1253	?></ul><?php
1254	}
1255	?></div>
1256	</td></tr></table>
1257	</fieldset>
1258
1259	<fieldset class="options">
1260	<legend><?php _e('Backup Options','xpressme-backup'); ?></legend>
1261	<p><?php _e('What to do with the backup file:','xpressme-backup'); ?></p>
1262	<ul>
1263	<li><label for="do_save">
1264	<input type="radio" id="do_save" name="deliver" value="none" style="border:none;" />
1265	<?php _e('Save to server','xpressme-backup');
1266	echo " (<code>" . $this->backup_dir . "</code>)"; ?>
1267	</label></li>
1268	<li><label for="do_download">
1269	<input type="radio" checked="checked" id="do_download" name="deliver" value="http" style="border:none;" />
1270	<?php _e('Download to your computer','xpressme-backup'); ?>
1271	</label></li>
1272	<li><label for="do_email">
1273	<input type="radio" name="deliver" id="do_email" value="smtp" style="border:none;" />
1274	<?php _e('Email backup to:','xpressme-backup'); ?>
1275	<input type="text" name="backup_recipient" size="20" value="<?php echo get_option('admin_email'); ?>" />
1276	</label></li>
1277	</ul>
1278	<p><?php _e('Data conversion option.','xpressme-backup'); ?></p>
1279	<ul>
1280	<?php
1281	if(WPLANG == 'ja_EUC'){
1282	echo '<li><label for="do_euc_to_utf8">';
1283	if($this->is_mbstring()){
1284	echo '<input type="checkbox" name="euc_to_utf8" id="euc_to_utf8" value="1" />';
1285	echo __('Converte EUC-JP to UTF-8','xpressme-backup');
1286	} else {
1287	echo '<input type="checkbox" name="euc_to_utf8" id="euc_to_utf8" value="1" disabled="1"/>';
1288	echo __('Converte EUC-JP to UTF-8','xpressme-backup');
1289	echo ' (<span style="color:#ff0000">' . __('The server used does not support the mb_convert_encoding() function.','xpressme-backup') . '</span>)';
1290	}
1291	echo '</label></li>';
1292	} else {
1293	echo '<input type="hidden" name="euc_to_utf8" id="euc_to_utf8" value="0" />';
1294	}
1295	?>
1296	<li><label for="rename_prefix">
1297	<input type="checkbox" name="do_rename_prefix" id="do_rename_prefix" value="1" />
1298	<?php _e('Rename DB Prefix','xpressme-backup'); ?>
1299	<input type="text" name="before_prefix" size="20" value="<?php echo $table_prefix; ?>" />
1300	<?php _e('to','xpressme-backup'); ?>
1301	<input type="text" name="after_prefix" size="20" value="<?php echo $table_prefix; ?>" />
1302	</label></li>
1303	<li><label for="change_uri">
1304	<input type="checkbox" name="do_change_uri" id="do_change_uri" value="1" />
1305	<?php $site_uri = get_option('siteurl');?>
1306	<?php _e('Change URL','xpressme-backup'); ?>
1307	<div style="padding-left: 20px;">
1308	<input type="text" name="before_uri" size="50" value="<?php echo $site_uri; ?>" /><br />
1309	<?php _e('to','xpressme-backup'); ?><br />
1310	<input type="text" name="after_uri" size="50" value="<?php echo $site_uri; ?>" />
1311	</div>
1312	</label></li>
1313	<li><label for="set_default_role">
1314	<input type="checkbox" name="set_default_role" id="set_default_role" value="1" />
1315	<?php _e('user_role is corrected to upgrade.','xpressme-backup'); ?>
1316	</label></li>
1317	<li><label for="del_active_plugin">
1318	<input type="checkbox" name="del_active_plugin" id="del_active_plugin" value="1" />
1319	<?php _e('In the backup data,all plug-ins are Deactivate state.','xpressme-backup'); ?>
1320	</label></li>
1321	</ul>
1322
1323	<?php if ( ! $whoops ) : ?>
1324	<input type="hidden" name="do_backup" id="do_backup" value="backup" />
1325	<p class="submit">
1326	<input type="submit" name="submit" onclick="document.getElementById('do_backup').value='fragments';" value="<?php _e('Backup now!','xpressme-backup'); ?>" />
1327	</p>
1328	<?php else : ?>
1329	<div class="updated xpressme-backup-updated error"><p><?php _e('WARNING: Your backup directory is <strong>NOT</strong> writable!','xpressme-backup'); ?></p></div>
1330	<?php endif; // ! whoops ?>
1331	</fieldset>
1332	<?php do_action('wp_db_b_backup_opts'); ?>
1333	</form>
1334
1335	<?php
1336	// this stuff only displays if some sort of wp-cron is available
1337	$cron = ( function_exists('wp_schedule_event') ) ? true : false; // wp-cron in WP 2.1+
1338	$cron_old = ( function_exists('xpressme_cron_init') && ! $cron ) ? true : false; // wp-cron plugin by Skippy
1339	if ( $cron_old \|\| $cron ) :
1340	echo '<fieldset class="options"><legend>' . __('Scheduled Backup','xpressme-backup') . '</legend>';
1341	$datetime = get_option('date_format') . ' ' . get_option('time_format');
1342	if ( $cron ) :
1343	$next_cron = wp_next_scheduled('wp_db_backup_cron');
1344	if ( ! empty( $next_cron ) ) :
1345	?>
1346	<p id="backup-time-wrap">
1347	<?php printf(__('Next Backup: %s','xpressme-backup'), '<span id="next-backup-time">' . gmdate($datetime, $next_cron + (get_option('gmt_offset') * 3600)) . '</span>'); ?>
1348	</p>
1349	<?php
1350	endif;
1351	elseif ( $cron_old ) :
1352	?><p><?php printf(__('Last WP-Cron Daily Execution: %s','xpressme-backup'), gmdate($datetime, get_option('xpressme_cron_daily_lastrun') + (get_option('gmt_offset') * 3600))); ?><br /><?php
1353	printf(__('Next WP-Cron Daily Execution: %s','xpressme-backup'), gmdate($datetime, (get_option('xpressme_cron_daily_lastrun') + (get_option('gmt_offset') * 3600) + 86400))); ?></p><?php
1354	endif;
1355	?><form method="post" action="">
1356	<?php if ( function_exists('wp_nonce_field') ) wp_nonce_field($this->referer_check_key); ?>
1357	<div class="tables-list">
1358	<h4><?php _e('Schedule: ','xpressme-backup'); ?></h4>
1359	<?php
1360	if ( $cron_old ) :
1361	$xpressme_cron_backup_schedule = get_option('xpressme_cron_backup_schedule');
1362	$schedule = array(0 => __('None','xpressme-backup'), 1 => __('Daily','xpressme-backup'));
1363	foreach ($schedule as $value => $name) {
1364	echo ' <input type="radio" style="border:none;" name="cron_schedule"';
1365	if ($xpressme_cron_backup_schedule == $value) {
1366	echo ' checked="checked" ';
1367	}
1368	echo 'value="' . $value . '" /> ' . $name;
1369	}
1370	elseif ( $cron ) :
1371	echo apply_filters('wp_db_b_schedule_choices', wp_get_schedules() );
1372	endif;
1373	$cron_recipient = get_option('xpressme_cron_backup_recipient');
1374	if (! is_email($cron_recipient)) {
1375	$cron_recipient = get_option('admin_email');
1376	}
1377	$cron_recipient_input = '<p><label for="cron_backup_recipient">' . __('Email backup to:','xpressme-backup') . ' <input type="text" name="cron_backup_recipient" id="cron_backup_recipient" size="20" value="' . $cron_recipient . '" /></label></p>';
1378	echo apply_filters('wp_db_b_cron_recipient_input', $cron_recipient_input);
1379	echo '<p class="submit"><input type="submit" name="submit" value="' . __('Schedule backup','xpressme-backup') . '" /></p>';
1380	echo '</div>';
1381	$cron_tables = get_option('xpressme_cron_backup_tables');
1382	if (! is_array($cron_tables)) {
1383	$cron_tables = array();
1384	}
1385	if (count($other_tables) > 0) {
1386	echo '<div class="tables-list alternate" id="include-tables-list">';
1387	echo '<h4>' . __('Tables to include in the scheduled backup:','xpressme-backup') . '</h4><ul>';
1388	foreach ($other_tables as $table) {
1389	echo '<li><input type="checkbox" ';
1390	if (in_array($table, $cron_tables)) {
1391	echo 'checked="checked" ';
1392	}
1393	echo "name='xpressme_cron_backup_tables[]' value='{$table}' /> <code>{$table}</code></li>";
1394	}
1395	echo '</ul></div>';
1396	}
1397	echo '<input type="hidden" name="xpressme_cron_backup_options" value="SET" /></form>';
1398	echo '</fieldset>';
1399	endif; // end of wp_cron (legacy) section
1400
1401	echo '</div><!-- .wrap -->';
1402
1403	} // end wp_backup_menu()
1404
1405	function get_sched() {
1406	$options = array_keys( (array) wp_get_schedules() );
1407	$freq = get_option('xpressme_cron_backup_schedule');
1408	$freq = ( in_array( $freq , $options ) ) ? $freq : 'never';
1409	return $freq;
1410	}
1411
1412	function schedule_choices($schedule) { // create the cron menu based on the schedule
1413	$xpressme_cron_backup_schedule = $this->get_sched();
1414	$next_cron = wp_next_scheduled('wp_db_backup_cron');
1415	$xpressme_cron_backup_schedule = ( empty( $next_cron ) ) ? 'never' : $xpressme_cron_backup_schedule;
1416	$sort = array();
1417	foreach ( (array) $schedule as $key => $value ) $sort[$key] = $value['interval'];
1418	asort( $sort );
1419	$schedule_sorted = array();
1420	foreach ( (array) $sort as $key => $value ) $schedule_sorted[$key] = $schedule[$key];
1421	$menu = '<ul>';
1422	$schedule = array_merge( array( 'never' => array( 'interval' => 0, 'display' => __('Never','xpressme-backup') ) ),
1423	(array) $schedule_sorted );
1424	foreach ( $schedule as $name => $settings) {
1425	$interval = (int) $settings['interval'];
1426	if ( 0 == $interval && ! 'never' == $name ) continue;
1427	$display = ( ! '' == $settings['display'] ) ? $settings['display'] : sprintf(__('%s seconds','xpressme-backup'),$interval);
1428	$menu .= "<li><input type='radio' name='xpressme_cron_schedule' style='border:none;' ";
1429	if ($xpressme_cron_backup_schedule == $name) {
1430	$menu .= " checked='checked' ";
1431	}
1432	$menu .= "value='$name' /> $display</li>";
1433	}
1434	$menu .= '</ul>';
1435	return $menu;
1436	} // end schedule_choices()
1437
1438	function wp_cron_daily() { // for legacy cron plugin
1439	$schedule = intval(get_option('xpressme_cron_backup_schedule'));
1440	// If scheduled backup is disabled
1441	if (0 == $schedule)
1442	return;
1443	else return $this->cron_backup();
1444	}
1445
1446	function cron_backup() {
1447	global $table_prefix, $wpdb;
1448	$all_tables = $wpdb->get_results("SHOW TABLES", ARRAY_N);
1449	$all_tables = array_map(create_function('$a', 'return $a[0];'), $all_tables);
1450	$core_tables = array_intersect($all_tables, $this->core_table_names);
1451	$other_tables = get_option('xpressme_cron_backup_tables');
1452	$recipient = get_option('xpressme_cron_backup_recipient');
1453	$backup_file = $this->db_backup($core_tables, $other_tables);
1454	if (false !== $backup_file)
1455	return $this->deliver_backup($backup_file, 'smtp', $recipient, 'main');
1456	else return false;
1457	}
1458
1459	function add_sched_options($sched) {
1460	$sched['weekly'] = array('interval' => 604800, 'display' => __('Once Weekly','xpressme-backup'));
1461	return $sched;
1462	}
1463
1464	/**
1465	* Checks that WordPress has sufficient security measures
1466	* @param string $kind
1467	* @return bool
1468	*/
1469	function wp_secure($kind = 'warn', $loc = 'main') {
1470	global $wp_version;
1471
1472	if ( function_exists('wp_verify_nonce') ) return true;
1473	else {
1474	$this->error(array('kind' => $kind, 'loc' => $loc, 'msg' => sprintf(__('Your WordPress version, %1s, lacks important security features without which it is unsafe to use the WP-DB-Backup plugin. Hence, this plugin is automatically disabled. Please consider <a href="%2s">upgrading WordPress</a> to a more recent version.','xpressme-backup'),$wp_version,'http://wordpress.org/download/')));
1475	return false;
1476	}
1477
1478	}
1479
1480	/**
1481	* Checks that the user has sufficient permission to backup
1482	* @param string $loc
1483	* @return bool
1484	*/
1485	function can_user_backup($loc = 'main') {
1486	$can = false;
1487	// make sure WPMU users are site admins, not ordinary admins
1488	if ( function_exists('is_site_admin') && ! is_site_admin() )
1489	return false;
1490	if ( ( $this->wp_secure('fatal', $loc) ) && current_user_can('import') )
1491	$can = $this->verify_nonce($_REQUEST['_wpnonce'], $this->referer_check_key, $loc);
1492	if ( false == $can )
1493	$this->error(array('loc' => $loc, 'kind' => 'fatal', 'msg' => __('You are not allowed to perform backups.','xpressme-backup')));
1494	return $can;
1495	}
1496
1497	/**
1498	* Verify that the nonce is legitimate
1499	* @param string $rec the nonce received
1500	* @param string $nonce what the nonce should be
1501	* @param string $loc the location of the check
1502	* @return bool
1503	*/
1504	function verify_nonce($rec = '', $nonce = 'X', $loc = 'main') {
1505	if ( wp_verify_nonce($rec, $nonce) )
1506	return true;
1507	else
1508	$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.','xpressme-backup'),get_option('home'))));
1509	}
1510
1511	/**
1512	* Check whether a file to be downloaded is
1513	* surreptitiously trying to download a non-backup file
1514	* @param string $file
1515	* @return null
1516	*/
1517	function validate_file($file) {
1518	if ( (false !== strpos($file, '..')) \|\| (false !== strpos($file, './')) \|\| (':' == substr($file, 1, 1)) )
1519	$this->error(array('kind' => 'fatal', 'loc' => 'frame', 'msg' => __("Cheatin' uh ?",'xpressme-backup')));
1520	}
1521
1522	function extras_filter($query_line){
1523	$extras_option = get_option('xpressme_backup_extras_option');
1524	if ($extras_option['do_euc_to_utf8'] && $this->is_mbstring()){
1525	$query_line = mb_convert_encoding(mb_convert_encoding($query_line,"sjis-win","EUC-JP"),"UTF-8","sjis-win");
1526	$tmp = preg_replace('/DEFAULT\sCHARSET\s=\s*ujis/','DEFAULT CHARSET=utf8',$query_line);
1527	if (empty($buf)) $query_line = $tmp;
1528	if (preg_match_all('/s:([0-9]+):"(.*?)";/',$query_line,$matchs)){
1529	$i_count = count($matchs[0]);
1530	for($i=0; $i < $i_count ;$i++){
1531	$org = $matchs[0][$i];
1532	$num = $matchs[1][$i];
1533	$str = $matchs[2][$i];
1534	$str = str_replace('\r\n','\n',$str);
1535
1536	$volm = strlen(bin2hex($str)) / 2;
1537
1538	if ($num != $volm){
1539	$org = str_replace('\\','\\\\',$org);
1540	$org = str_replace('/','\\/',$org);
1541	$org = str_replace('(','\\(',$org);
1542	$org = str_replace(')','\\)',$org);
1543	$org = str_replace('?','\\?',$org);
1544	$org = str_replace('+','\\+',$org);
1545	$org = str_replace('','\\',$org);
1546	$org = str_replace('[','\\[',$org);
1547	$org = str_replace(']','\\]',$org);
1548	$org = str_replace('$','\\$',$org);
1549	$org = str_replace('{','\\{',$org);
1550	$org = str_replace('}','\\}',$org);
1551	$org = str_replace('^','\\^',$org);
1552	$org = str_replace('.','\\.',$org);
1553
1554	$src = '/' . $org . '/';
1555	// $dist = '*************************************s:' . $num . '->' . $volm . '"' . $str . '"';
1556	$dist = 's:'. $volm . ':"' . $str . '";';
1557	if(preg_match($src,$query_line)){
1558	$query_line = preg_replace($src,$dist,$query_line);
1559	}
1560	}
1561	}
1562	}
1563	$seach = "/'blog_charset'.*'EUC-JP'/";
1564	$src = "/'EUC-JP'/";
1565	$dist = "'UTF-8'";
1566	if(preg_match($seach,$query_line)){
1567	$query_line = preg_replace($src,$dist,$query_line);
1568	}
1569	}
1570	if ($extras_option['do_rename_prefix']){
1571	if (!empty($extras_option['before_prefix']) && !empty($extras_option['after_prefix'])){
1572	$src = '/' . $extras_option['before_prefix'] . '/';
1573	$dist = $extras_option['after_prefix'];
1574	if(preg_match($src,$query_line)){
1575	$query_line = preg_replace($src,$dist,$query_line);
1576	}
1577	}
1578	}
1579	if ($extras_option['do_change_uri']){
1580	if (!empty($extras_option['before_uri']) && !empty($extras_option['after_uri'])){
1581	$org = $extras_option['before_uri'];
1582	$org = str_replace('/','\\/',$org);
1583	$src = '/' . $org . '/';
1584	$dist = $extras_option['after_uri'];
1585	if(preg_match($src,$query_line)){
1586	$query_line = preg_replace($src,$dist,$query_line);
1587	}
1588	}
1589	}
1590
1591	if ($extras_option['del_active_plugin']){
1592	$src = '/' . "(INSERT INTO `.+_options` VALUES \([0-9]+, [0-9]+, 'active_plugins', 'Y', [0-9]+, ')(a:.+})('.+\);)" . '/';
1593	if(preg_match($src,$query_line,$matches)){
1594	if(preg_match('/xpressme\/xpressme.php/',$matches[2])){
1595	$query_line = "\n" . $matches[1] . 'a:1:{i:0;s:21:"xpressme/xpressme.php";}' . $matches[3];
1596	} else {
1597	$query_line = "\n" . $matches[1] . 'a:0:{}' . $matches[3];
1598	}
1599	}
1600	}
1601	return $query_line;
1602
1603	}
1604	function is_mbstring(){
1605	return function_exists('mb_convert_encoding');
1606	}
1607	}
1608
1609	function wpdbBackup_init() {
1610	global $mywpdbbackup;
1611	$mywpdbbackup = new wpdbBackup();
1612	}
1613
1614	add_action('plugins_loaded', 'wpdbBackup_init');
1615	?>

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