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source: branches/rsr.v5.1.dev/web/punbb/db_update.php @ 4

Last change on this file since 4 was 3, checked in by dj3c1t, 13 years ago
passage a Fluxbb 1.4.7
File size: 78.6 KB

Line
1	<?php
2
3	/**
4	* Copyright (C) 2008-2011 FluxBB
5	* based on code by Rickard Andersson copyright (C) 2002-2008 PunBB
6	* License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher
7	*/
8
9	// The FluxBB version this script updates to
10	define('UPDATE_TO', '1.4.7');
11
12	define('UPDATE_TO_DB_REVISION', 15);
13	define('UPDATE_TO_SI_REVISION', 2);
14	define('UPDATE_TO_PARSER_REVISION', 2);
15
16	define('MIN_PHP_VERSION', '4.4.0');
17	define('MIN_MYSQL_VERSION', '4.1.2');
18	define('MIN_PGSQL_VERSION', '7.0.0');
19	define('PUN_SEARCH_MIN_WORD', 3);
20	define('PUN_SEARCH_MAX_WORD', 20);
21
22	// The MySQL connection character set that was used for FluxBB 1.2 - in 99% of cases this should be detected automatically,
23	// but can be overridden using the below constant if required.
24	//define('FORUM_DEFAULT_CHARSET', 'latin1');
25
26
27	// The number of items to process per page view (lower this if the update script times out during UTF-8 conversion)
28	define('PER_PAGE', 300);
29
30	// Don't set to UTF-8 until after we've found out what the default character set is
31	define('FORUM_NO_SET_NAMES', 1);
32
33	// Make sure we are running at least MIN_PHP_VERSION
34	if (!function_exists('version_compare') \|\| version_compare(PHP_VERSION, MIN_PHP_VERSION, '<'))
35	exit('You are running PHP version '.PHP_VERSION.'. FluxBB '.UPDATE_TO.' requires at least PHP '.MIN_PHP_VERSION.' to run properly. You must upgrade your PHP installation before you can continue.');
36
37	define('PUN_ROOT', dirname(__FILE__).'/');
38
39	// Attempt to load the configuration file config.php
40	if (file_exists(PUN_ROOT.'config.php'))
41	include PUN_ROOT.'config.php';
42
43	// If we have the 1.3-legacy constant defined, define the proper 1.4 constant so we don't get an incorrect "need to install" message
44	if (defined('FORUM'))
45	define('PUN', FORUM);
46
47	// If PUN isn't defined, config.php is missing or corrupt
48	if (!defined('PUN'))
49	{
50	header('Location: install.php');
51	exit;
52	}
53
54	// Enable debug mode
55	if (!defined('PUN_DEBUG'))
56	define('PUN_DEBUG', 1);
57
58	// Load the functions script
59	require PUN_ROOT.'include/functions.php';
60
61	// Load UTF-8 functions
62	require PUN_ROOT.'include/utf8/utf8.php';
63
64	// Strip out "bad" UTF-8 characters
65	forum_remove_bad_characters();
66
67	// Reverse the effect of register_globals
68	forum_unregister_globals();
69
70	// Turn on full PHP error reporting
71	error_reporting(E_ALL);
72
73	// Force POSIX locale (to prevent functions such as strtolower() from messing up UTF-8 strings)
74	setlocale(LC_CTYPE, 'C');
75
76	// Turn off magic_quotes_runtime
77	if (get_magic_quotes_runtime())
78	set_magic_quotes_runtime(0);
79
80	// Strip slashes from GET/POST/COOKIE (if magic_quotes_gpc is enabled)
81	if (get_magic_quotes_gpc())
82	{
83	function stripslashes_array($array)
84	{
85	return is_array($array) ? array_map('stripslashes_array', $array) : stripslashes($array);
86	}
87
88	$_GET = stripslashes_array($_GET);
89	$_POST = stripslashes_array($_POST);
90	$_COOKIE = stripslashes_array($_COOKIE);
91	$_REQUEST = stripslashes_array($_REQUEST);
92	}
93
94	// If a cookie name is not specified in config.php, we use the default (forum_cookie)
95	if (empty($cookie_name))
96	$cookie_name = 'pun_cookie';
97
98	// If the cache directory is not specified, we use the default setting
99	if (!defined('FORUM_CACHE_DIR'))
100	define('FORUM_CACHE_DIR', PUN_ROOT.'cache/');
101
102	// Turn off PHP time limit
103	@set_time_limit(0);
104
105	// Define a few commonly used constants
106	define('PUN_UNVERIFIED', 0);
107	define('PUN_ADMIN', 1);
108	define('PUN_MOD', 2);
109	define('PUN_GUEST', 3);
110	define('PUN_MEMBER', 4);
111
112	// Load DB abstraction layer and try to connect
113	require PUN_ROOT.'include/dblayer/common_db.php';
114
115	// Check what the default character set is - since 1.2 didn't specify any we will use whatever the default was (usually latin1)
116	$old_connection_charset = defined('FORUM_DEFAULT_CHARSET') ? FORUM_DEFAULT_CHARSET : $db->get_names();
117
118	// Set the connection to UTF-8 now
119	$db->set_names('utf8');
120
121	// Get the forum config
122	$result = $db->query('SELECT * FROM '.$db->prefix.'config') or error('Unable to fetch config.', __FILE__, __LINE__, $db->error());
123	while ($cur_config_item = $db->fetch_row($result))
124	$pun_config[$cur_config_item[0]] = $cur_config_item[1];
125
126	// Load language file
127	$default_lang = $pun_config['o_default_lang'];
128
129	if (!file_exists(PUN_ROOT.'lang/'.$default_lang.'/update.php'))
130	$default_lang = 'English';
131
132	require PUN_ROOT.'lang/'.$default_lang.'/common.php';
133	require PUN_ROOT.'lang/'.$default_lang.'/update.php';
134
135	// Check current version
136	$cur_version = $pun_config['o_cur_version'];
137
138	if (version_compare($cur_version, '1.2', '<'))
139	error(sprintf($lang_update['Version mismatch error'], $db_name));
140
141	// Do some DB type specific checks
142	$mysql = false;
143	switch ($db_type)
144	{
145	case 'mysql':
146	case 'mysqli':
147	case 'mysql_innodb':
148	case 'mysqli_innodb':
149	$mysql_info = $db->get_version();
150	if (version_compare($mysql_info['version'], MIN_MYSQL_VERSION, '<'))
151	error(sprintf($lang_update['You are running error'], 'MySQL', $mysql_info['version'], UPDATE_TO, MIN_MYSQL_VERSION));
152
153	$mysql = true;
154	break;
155
156	case 'pgsql':
157	$pgsql_info = $db->get_version();
158	if (version_compare($pgsql_info['version'], MIN_PGSQL_VERSION, '<'))
159	error(sprintf($lang_update['You are running error'], 'PostgreSQL', $pgsql_info['version'], UPDATE_TO, MIN_PGSQL_VERSION));
160
161	break;
162	}
163
164	// Check the database, search index and parser revision and the current version
165	if (isset($pun_config['o_database_revision']) && $pun_config['o_database_revision'] >= UPDATE_TO_DB_REVISION &&
166	isset($pun_config['o_searchindex_revision']) && $pun_config['o_searchindex_revision'] >= UPDATE_TO_SI_REVISION &&
167	isset($pun_config['o_parser_revision']) && $pun_config['o_parser_revision'] >= UPDATE_TO_PARSER_REVISION &&
168	version_compare($pun_config['o_cur_version'], UPDATE_TO, '>='))
169	error($lang_update['No update error']);
170
171	$default_style = $pun_config['o_default_style'];
172	if (!file_exists(PUN_ROOT.'style/'.$default_style.'.css'))
173	$default_style = 'Air';
174
175	// Start a session, used to queue up errors if duplicate users occur when converting from FluxBB v1.2.
176	session_start();
177
178	//
179	// Determines whether $str is UTF-8 encoded or not
180	//
181	function seems_utf8($str)
182	{
183	$str_len = strlen($str);
184	for ($i = 0; $i < $str_len; ++$i)
185	{
186	if (ord($str[$i]) < 0x80) continue; # 0bbbbbbb
187	else if ((ord($str[$i]) & 0xE0) == 0xC0) $n=1; # 110bbbbb
188	else if ((ord($str[$i]) & 0xF0) == 0xE0) $n=2; # 1110bbbb
189	else if ((ord($str[$i]) & 0xF8) == 0xF0) $n=3; # 11110bbb
190	else if ((ord($str[$i]) & 0xFC) == 0xF8) $n=4; # 111110bb
191	else if ((ord($str[$i]) & 0xFE) == 0xFC) $n=5; # 1111110b
192	else return false; # Does not match any model
193
194	for ($j = 0; $j < $n; ++$j) # n bytes matching 10bbbbbb follow ?
195	{
196	if ((++$i == strlen($str)) \|\| ((ord($str[$i]) & 0xC0) != 0x80))
197	return false;
198	}
199	}
200
201	return true;
202	}
203
204
205	//
206	// Translates the number from a HTML numeric entity into an UTF-8 character
207	//
208	function dcr2utf8($src)
209	{
210	$dest = '';
211	if ($src < 0)
212	return false;
213	else if ($src <= 0x007f)
214	$dest .= chr($src);
215	else if ($src <= 0x07ff)
216	{
217	$dest .= chr(0xc0 \| ($src >> 6));
218	$dest .= chr(0x80 \| ($src & 0x003f));
219	}
220	else if ($src == 0xFEFF)
221	{
222	// nop -- zap the BOM
223	}
224	else if ($src >= 0xD800 && $src <= 0xDFFF)
225	{
226	// found a surrogate
227	return false;
228	}
229	else if ($src <= 0xffff)
230	{
231	$dest .= chr(0xe0 \| ($src >> 12));
232	$dest .= chr(0x80 \| (($src >> 6) & 0x003f));
233	$dest .= chr(0x80 \| ($src & 0x003f));
234	}
235	else if ($src <= 0x10ffff)
236	{
237	$dest .= chr(0xf0 \| ($src >> 18));
238	$dest .= chr(0x80 \| (($src >> 12) & 0x3f));
239	$dest .= chr(0x80 \| (($src >> 6) & 0x3f));
240	$dest .= chr(0x80 \| ($src & 0x3f));
241	}
242	else
243	{
244	// out of range
245	return false;
246	}
247
248	return $dest;
249	}
250
251
252	//
253	// Attempts to convert $str from $old_charset to UTF-8. Also converts HTML entities (including numeric entities) to UTF-8 characters
254	//
255	function convert_to_utf8(&$str, $old_charset)
256	{
257	if ($str === null \|\| $str == '')
258	return false;
259
260	$save = $str;
261
262	// Replace literal entities (for non-UTF-8 compliant html_entity_encode)
263	if (version_compare(PHP_VERSION, '5.0.0', '<') && $old_charset == 'ISO-8859-1' \|\| $old_charset == 'ISO-8859-15')
264	$str = html_entity_decode($str, ENT_QUOTES, $old_charset);
265
266	if ($old_charset != 'UTF-8' && !seems_utf8($str))
267	{
268	if (function_exists('iconv'))
269	$str = iconv($old_charset == 'ISO-8859-1' ? 'WINDOWS-1252' : 'ISO-8859-1', 'UTF-8', $str);
270	else if (function_exists('mb_convert_encoding'))
271	$str = mb_convert_encoding($str, 'UTF-8', $old_charset == 'ISO-8859-1' ? 'WINDOWS-1252' : 'ISO-8859-1');
272	else if ($old_charset == 'ISO-8859-1')
273	$str = utf8_encode($str);
274	}
275
276	// Replace literal entities (for UTF-8 compliant html_entity_encode)
277	if (version_compare(PHP_VERSION, '5.0.0', '>='))
278	$str = html_entity_decode($str, ENT_QUOTES, 'UTF-8');
279
280	// Replace numeric entities
281	$str = preg_replace_callback('%&#([0-9]+);%', 'utf8_callback_1', $str);
282	$str = preg_replace_callback('%&#x([a-f0-9]+);%i', 'utf8_callback_2', $str);
283
284	// Remove "bad" characters
285	$str = remove_bad_characters($str);
286
287	return ($save != $str);
288	}
289
290
291	function utf8_callback_1($matches)
292	{
293	return dcr2utf8($matches[1]);
294	}
295
296
297	function utf8_callback_2($matches)
298	{
299	return dcr2utf8(hexdec($matches[1]));
300	}
301
302
303	//
304	// Alter a table to be utf8. MySQL only
305	// Function based on update_convert_table_utf8() from the Drupal project (http://drupal.org/)
306	//
307	function alter_table_utf8($table)
308	{
309	global $mysql, $db;
310	static $types;
311
312	if (!$mysql)
313	return;
314
315	if (!isset($types))
316	{
317	$types = array(
318	'char' => 'binary',
319	'varchar' => 'varbinary',
320	'tinytext' => 'tinyblob',
321	'mediumtext' => 'mediumblob',
322	'text' => 'blob',
323	'longtext' => 'longblob'
324	);
325	}
326
327	// Set table default charset to utf8
328	$db->query('ALTER TABLE '.$table.' CHARACTER SET utf8') or error('Unable to set table character set', __FILE__, __LINE__, $db->error());
329
330	// Find out which columns need converting and build SQL statements
331	$result = $db->query('SHOW FULL COLUMNS FROM '.$table) or error('Unable to fetch column information', __FILE__, __LINE__, $db->error());
332	while ($cur_column = $db->fetch_assoc($result))
333	{
334	if ($cur_column['Collation'] === null)
335	continue;
336
337	list($type) = explode('(', $cur_column['Type']);
338	if (isset($types[$type]) && strpos($cur_column['Collation'], 'utf8') === false)
339	{
340	$allow_null = ($cur_column['Null'] == 'YES');
341	$collate = (substr($cur_column['Collation'], -3) == 'bin') ? 'utf8_bin' : 'utf8_general_ci';
342
343	$db->alter_field($table, $cur_column['Field'], preg_replace('%'.$type.'%i', $types[$type], $cur_column['Type']), $allow_null, $cur_column['Default'], null, true) or error('Unable to alter field to binary', __FILE__, __LINE__, $db->error());
344	$db->alter_field($table, $cur_column['Field'], $cur_column['Type'].' CHARACTER SET utf8 COLLATE '.$collate, $allow_null, $cur_column['Default'], null, true) or error('Unable to alter field to utf8', __FILE__, __LINE__, $db->error());
345	}
346	}
347	}
348
349	//
350	// Safely converts text type columns into utf8
351	// If finished returns true, otherwise returns $end_at
352	//
353	function convert_table_utf8($table, $callback, $old_charset, $key = null, $start_at = null, $error_callback = null)
354	{
355	global $mysql, $db, $old_connection_charset;
356
357	$finished = true;
358	$end_at = 0;
359	if ($mysql)
360	{
361	// Only set up the tables if we are doing this in 1 go, or its the first go
362	if ($start_at === null \|\| $start_at == 0)
363	{
364	// Drop any temp table that exists, in-case it's left over from a failed update
365	$db->drop_table($table.'_utf8', true) or error('Unable to drop left over temp table', __FILE__, __LINE__, $db->error());
366
367	// Copy the table
368	$db->query('CREATE TABLE '.$table.'_utf8 LIKE '.$table) or error('Unable to create new table', __FILE__, __LINE__, $db->error());
369
370	// Set table default charset to utf8
371	alter_table_utf8($table.'_utf8');
372	}
373
374	// Change to the old character set so MySQL doesn't attempt to perform conversion on the data from the old table
375	$db->set_names($old_connection_charset);
376
377	// Move & Convert everything
378	$result = $db->query('SELECT * FROM '.$table.($start_at === null ? '' : ' WHERE '.$key.'>'.$start_at).' ORDER BY '.$key.' ASC'.($start_at === null ? '' : ' LIMIT '.PER_PAGE), false) or error('Unable to select from old table', __FILE__, __LINE__, $db->error());
379
380	// Change back to utf8 mode so we can insert it into the new table
381	$db->set_names('utf8');
382
383	while ($cur_item = $db->fetch_assoc($result))
384	{
385	$cur_item = call_user_func($callback, $cur_item, $old_charset);
386
387	$temp = array();
388	foreach ($cur_item as $idx => $value)
389	$temp[$idx] = $value === null ? 'NULL' : '\''.$db->escape($value).'\'';
390
391	$db->query('INSERT INTO '.$table.'_utf8('.implode(',', array_keys($temp)).') VALUES ('.implode(',', array_values($temp)).')') or ($error_callback === null ? error('Unable to insert data to new table', __FILE__, __LINE__, $db->error()) : call_user_func($error_callback, $cur_item));
392
393	$end_at = $cur_item[$key];
394	}
395
396	// If we aren't doing this all in 1 go and $end_at has a value (i.e. we have processed at least 1 row), figure out if we have more to do or not
397	if ($start_at !== null && $end_at > 0)
398	{
399	$result = $db->query('SELECT 1 FROM '.$table.' WHERE '.$key.'>'.$end_at.' ORDER BY '.$key.' ASC LIMIT 1') or error('Unable to check for next row', __FILE__, __LINE__, $db->error());
400	$finished = $db->num_rows($result) == 0;
401	}
402
403	// Only swap the tables if we are doing this in 1 go, or its the last go
404	if ($finished)
405	{
406	// Delete old table
407	$db->drop_table($table, true) or error('Unable to drop old table', __FILE__, __LINE__, $db->error());
408
409	// Rename table
410	$db->query('ALTER TABLE '.$table.'_utf8 RENAME '.$table) or error('Unable to rename new table', __FILE__, __LINE__, $db->error());
411
412	return true;
413	}
414
415	return $end_at;
416	}
417	else
418	{
419	// Convert everything
420	$result = $db->query('SELECT * FROM '.$table.($start_at === null ? '' : ' WHERE '.$key.'>'.$start_at).' ORDER BY '.$key.' ASC'.($start_at === null ? '' : ' LIMIT '.PER_PAGE)) or error('Unable to select from table', __FILE__, __LINE__, $db->error());
421	while ($cur_item = $db->fetch_assoc($result))
422	{
423	$cur_item = call_user_func($callback, $cur_item, $old_charset);
424
425	$temp = array();
426	foreach ($cur_item as $idx => $value)
427	$temp[] = $idx.'='.($value === null ? 'NULL' : '\''.$db->escape($value).'\'');
428
429	if (!empty($temp))
430	$db->query('UPDATE '.$table.' SET '.implode(', ', $temp).' WHERE '.$key.'=\''.$db->escape($cur_item[$key]).'\'') or error('Unable to update data', __FILE__, __LINE__, $db->error());
431
432	$end_at = $cur_item[$key];
433	}
434
435	if ($start_at !== null && $end_at > 0)
436	{
437	$result = $db->query('SELECT 1 FROM '.$table.' WHERE '.$key.'>'.$end_at.' ORDER BY '.$key.' ASC LIMIT 1') or error('Unable to check for next row', __FILE__, __LINE__, $db->error());
438	if ($db->num_rows($result) == 0)
439	return true;
440
441	return $end_at;
442	}
443
444	return true;
445	}
446	}
447
448
449	header('Content-type: text/html; charset=utf-8');
450
451	// Empty all output buffers and stop buffering
452	while (@ob_end_clean());
453
454
455	$stage = isset($_REQUEST['stage']) ? $_REQUEST['stage'] : '';
456	$old_charset = isset($_REQUEST['req_old_charset']) ? str_replace('ISO8859', 'ISO-8859', strtoupper($_REQUEST['req_old_charset'])) : 'ISO-8859-1';
457	$start_at = isset($_REQUEST['start_at']) ? intval($_REQUEST['start_at']) : 0;
458	$query_str = '';
459
460	// Show form
461	if (empty($stage))
462	{
463	if (file_exists(FORUM_CACHE_DIR.'db_update.lock'))
464	{
465	// Deal with newlines, tabs and multiple spaces
466	$pattern = array("\t", ' ', ' ');
467	$replace = array('    ', '  ', '  ');
468	$message = str_replace($pattern, $replace, $pun_config['o_maintenance_message']);
469
470	?>
471	<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $lang_common['lang_identifier'] ?>" lang="<?php echo $lang_common['lang_identifier'] ?>" dir="<?php echo $lang_common['lang_direction'] ?>">
472	<head>
473	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
474	<title><?php echo $lang_update['Maintenance'] ?></title>
475	<link rel="stylesheet" type="text/css" href="style/<?php echo $default_style ?>.css" />
476	</head>
477	<body>
478
479	<div id="punmaint" class="pun">
480	<div class="top-box"><div><!-- Top Corners --></div></div>
481	<div class="punwrap">
482
483	<div id="brdmain">
484	<div class="block">
485	<h2><?php echo $lang_update['Maintenance'] ?></h2>
486	<div class="box">
487	<div class="inbox">
488	<p><?php echo $message ?></p>
489	</div>
490	</div>
491	</div>
492	</div>
493
494	</div>
495	<div class="end-box"><div><!-- Bottom Corners --></div></div>
496	</div>
497
498	</body>
499	</html>
500	<?php
501
502	}
503	else
504	{
505
506	?>
507	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
508
509	<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $lang_common['lang_identifier'] ?>" lang="<?php echo $lang_common['lang_identifier'] ?>" dir="<?php echo $lang_common['lang_direction'] ?>">
510	<head>
511	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
512	<title><?php echo $lang_update['Update'] ?></title>
513	<link rel="stylesheet" type="text/css" href="style/<?php echo $default_style ?>.css" />
514	</head>
515	<body onload="document.getElementById('install').req_db_pass.focus();document.getElementById('install').start.disabled=false;">
516
517	<div id="pundb_update" class="pun">
518	<div class="top-box"><div><!-- Top Corners --></div></div>
519	<div class="punwrap">
520
521	<div id="brdheader" class="block">
522	<div class="box">
523	<div id="brdtitle" class="inbox">
524	<h1><span><?php echo $lang_update['Update'] ?></span></h1>
525	<div id="brddesc"><p><?php echo $lang_update['Update message'] ?></p><p><strong><?php echo $lang_update['Note']; ?></strong> <?php echo $lang_update['Members message']; ?></p></div>
526	</div>
527	</div>
528	</div>
529
530	<div id="brdmain">
531	<div class="blockform">
532	<h2><span><?php echo $lang_update['Update'] ?></span></h2>
533	<div class="box">
534	<form id="install" method="post" action="db_update.php">
535	<input type="hidden" name="stage" value="start" />
536	<div class="inform">
537	<fieldset>
538	<legend><?php echo $lang_update['Administrator only'] ?></legend>
539	<div class="infldset">
540	<p><?php echo $lang_update['Database password info'] ?></p>
541	<p><strong><?php echo $lang_update['Note']; ?></strong> <?php echo $lang_update['Database password note'] ?></p>
542	<label class="required"><strong><?php echo $lang_update['Database password'] ?> <span><?php echo $lang_update['Required'] ?></span></strong><br /><input type="password" id="req_db_pass" name="req_db_pass" /><br /></label>
543	<p><?php echo $lang_update['Maintenance message info'] ?></p>
544	<div class="txtarea">
545	<label class="required"><strong><?php echo $lang_update['Maintenance message'] ?> <span><?php echo $lang_update['Required'] ?></span></strong><br />
546	<textarea name="req_maintenance_message" rows="4" cols="65"><?php echo pun_htmlspecialchars($pun_config['o_maintenance_message']) ?></textarea><br /></label>
547	</div>
548	</div>
549	</fieldset>
550	</div>
551	<div class="inform">
552	<div class="forminfo">
553	<p><?php echo $lang_update['Intro 1'] ?></p>
554	<p><?php echo $lang_update['Intro 2'] ?></p>
555	<?php
556
557	if (strpos($cur_version, '1.2') === 0)
558	{
559	if (!function_exists('iconv') && !function_exists('mb_convert_encoding'))
560	{
561
562	?>
563	<p><?php echo $lang_update['No charset conversion'] ?></p>
564	<?php
565
566	}
567
568	?>
569	</div>
570	</div>
571	<div class="inform">
572	<div class="forminfo">
573	<p><?php echo $lang_update['Enable conversion'] ?></p>
574	<p><?php echo $lang_update['Current character set'] ?></p>
575	</div>
576	<fieldset>
577	<legend><?php echo $lang_update['Charset conversion'] ?></legend>
578	<div class="infldset">
579	<div class="rbox">
580	<label><input type="checkbox" name="convert_charset" value="1" checked="checked" /><?php echo $lang_update['Enable conversion label'] ?><br /></label>
581	</div>
582	<label>
583	<strong><?php echo $lang_update['Current character set label'] ?></strong><br /><?php echo $lang_update['Current character set info'] ?><br />
584	<input type="text" name="req_old_charset" size="12" maxlength="20" value="<?php echo $old_charset ?>" /><br />
585	</label>
586	</div>
587	</fieldset>
588	<?php
589
590	}
591	else
592	echo "\t\t\t\t".'</div>'."\n";
593
594	?>
595	</div>
596	<p class="buttons"><input type="submit" name="start" value="<?php echo $lang_update['Start update'] ?>" /></p>
597	</form>
598	</div>
599	</div>
600	</div>
601
602	</div>
603	<div class="end-box"><div><!-- Bottom Corners --></div></div>
604	</div>
605
606	</body>
607	</html>
608	<?php
609
610	}
611	$db->end_transaction();
612	$db->close();
613	exit;
614
615	}
616
617	// Read the lock file
618	$lock = file_exists(FORUM_CACHE_DIR.'db_update.lock') ? trim(file_get_contents(FORUM_CACHE_DIR.'db_update.lock')) : false;
619	$lock_error = false;
620
621	// Generate or fetch the UID - this confirms we have a valid admin
622	if (isset($_POST['req_db_pass']))
623	{
624	$req_db_pass = strtolower(trim($_POST['req_db_pass']));
625
626	switch ($db_type)
627	{
628	// For SQLite we compare against the database file name, since the password is left blank
629	case 'sqlite':
630	if ($req_db_pass != strtolower($db_name))
631	error(sprintf($lang_update['Invalid file error'], 'config.php'));
632
633	break;
634	// For everything else, check the password matches
635	default:
636	if ($req_db_pass != strtolower($db_password))
637	error(sprintf($lang_update['Invalid password error'], 'config.php'));
638
639	break;
640	}
641
642	// Generate a unique id to identify this session, only if this is a valid session
643	$uid = pun_hash($req_db_pass.'\|'.uniqid(rand(), true));
644	if ($lock) // We already have a lock file
645	$lock_error = true;
646	else // Create the lock file
647	{
648	$fh = @fopen(FORUM_CACHE_DIR.'db_update.lock', 'wb');
649	if (!$fh)
650	error(sprintf($lang_update['Unable to lock error'], 'cache'));
651
652	fwrite($fh, $uid);
653	fclose($fh);
654
655	// Update maintenance message
656	if ($_POST['req_maintenance_message'] != '')
657	$maintenance_message = pun_trim(pun_linebreaks($_POST['req_maintenance_message']));
658	else
659	{
660	// Load the admin_options.php language file
661	require PUN_ROOT.'lang/'.$default_lang.'/admin_options.php';
662
663	$maintenance_message = $lang_admin_options['Default maintenance message'];
664	}
665
666	$db->query('UPDATE '.$db->prefix.'config SET conf_value=\''.$db->escape($maintenance_message).'\' WHERE conf_name=\'o_maintenance_message\'') or error('Unable to update board config', __FILE__, __LINE__, $db->error());
667
668	// Regenerate the config cache
669	if (!defined('FORUM_CACHE_FUNCTIONS_LOADED'))
670	require PUN_ROOT.'include/cache.php';
671
672	generate_config_cache();
673	}
674	}
675	else if (isset($_GET['uid']))
676	{
677	$uid = trim($_GET['uid']);
678	if (!$lock \|\| $lock != $uid) // The lock doesn't exist or doesn't match the given UID
679	$lock_error = true;
680	}
681	else
682	error($lang_update['No password error']);
683
684	// If there is an error with the lock file
685	if ($lock_error)
686	error(sprintf($lang_update['Script runs error'], FORUM_CACHE_DIR.'db_update.lock'));
687
688	switch ($stage)
689	{
690	// Start by updating the database structure
691	case 'start':
692	$query_str = '?stage=preparse_posts';
693
694	// If we don't need to update the database, skip this stage
695	if (isset($pun_config['o_database_revision']) && $pun_config['o_database_revision'] >= UPDATE_TO_DB_REVISION)
696	break;
697
698	// Make all email fields VARCHAR(80)
699	$db->alter_field('bans', 'email', 'VARCHAR(80)', true) or error('Unable to alter email field', __FILE__, __LINE__, $db->error());
700	$db->alter_field('posts', 'poster_email', 'VARCHAR(80)', true) or error('Unable to alter poster_email field', __FILE__, __LINE__, $db->error());
701	$db->alter_field('users', 'email', 'VARCHAR(80)', false, '') or error('Unable to alter email field', __FILE__, __LINE__, $db->error());
702	$db->alter_field('users', 'jabber', 'VARCHAR(80)', true) or error('Unable to alter jabber field', __FILE__, __LINE__, $db->error());
703	$db->alter_field('users', 'msn', 'VARCHAR(80)', true) or error('Unable to alter msn field', __FILE__, __LINE__, $db->error());
704	$db->alter_field('users', 'activate_string', 'VARCHAR(80)', true) or error('Unable to alter activate_string field', __FILE__, __LINE__, $db->error());
705
706	// Make all IP fields VARCHAR(39) to support IPv6
707	$db->alter_field('posts', 'poster_ip', 'VARCHAR(39)', true) or error('Unable to alter poster_ip field', __FILE__, __LINE__, $db->error());
708	$db->alter_field('users', 'registration_ip', 'VARCHAR(39)', false, '0.0.0.0') or error('Unable to alter registration_ip field', __FILE__, __LINE__, $db->error());
709
710	// Make the message field MEDIUMTEXT to allow proper conversion of 65535 character posts to UTF-8
711	$db->alter_field('posts', 'message', 'MEDIUMTEXT', true) or error('Unable to alter message field', __FILE__, __LINE__, $db->error());
712
713	// Add the DST option to the users table
714	$db->add_field('users', 'dst', 'TINYINT(1)', false, 0, 'timezone') or error('Unable to add dst field', __FILE__, __LINE__, $db->error());
715
716	// Add the last_post field to the online table
717	$db->add_field('online', 'last_post', 'INT(10) UNSIGNED', true, null, null) or error('Unable to add last_post field', __FILE__, __LINE__, $db->error());
718
719	// Add the last_search field to the online table
720	$db->add_field('online', 'last_search', 'INT(10) UNSIGNED', true, null, null) or error('Unable to add last_search field', __FILE__, __LINE__, $db->error());
721
722	// Add the last_search column to the users table
723	$db->add_field('users', 'last_search', 'INT(10) UNSIGNED', true, null, 'last_post') or error('Unable to add last_search field', __FILE__, __LINE__, $db->error());
724
725	// Drop use_avatar column from users table
726	$db->drop_field('users', 'use_avatar') or error('Unable to drop use_avatar field', __FILE__, __LINE__, $db->error());
727
728	// Drop save_pass column from users table
729	$db->drop_field('users', 'save_pass') or error('Unable to drop save_pass field', __FILE__, __LINE__, $db->error());
730
731	// Drop g_edit_subjects_interval column from groups table
732	$db->drop_field('groups', 'g_edit_subjects_interval');
733
734	// Add database revision number
735	if (!array_key_exists('o_database_revision', $pun_config))
736	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_database_revision\', \'0\')') or error('Unable to insert config value \'o_database_revision\'', __FILE__, __LINE__, $db->error());
737
738	// Add search index revision number
739	if (!array_key_exists('o_searchindex_revision', $pun_config))
740	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_searchindex_revision\', \'0\')') or error('Unable to insert config value \'o_searchindex_revision\'', __FILE__, __LINE__, $db->error());
741
742	// Add parser revision number
743	if (!array_key_exists('o_parser_revision', $pun_config))
744	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_parser_revision\', \'0\')') or error('Unable to insert config value \'o_parser_revision\'', __FILE__, __LINE__, $db->error());
745
746	// Add default email setting option
747	if (!array_key_exists('o_default_email_setting', $pun_config))
748	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_default_email_setting\', \'1\')') or error('Unable to insert config value \'o_default_email_setting\'', __FILE__, __LINE__, $db->error());
749
750	// Make sure we have o_additional_navlinks (was added in 1.2.1)
751	if (!array_key_exists('o_additional_navlinks', $pun_config))
752	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_additional_navlinks\', \'\')') or error('Unable to insert config value \'o_additional_navlinks\'', __FILE__, __LINE__, $db->error());
753
754	// Insert new config option o_topic_views
755	if (!array_key_exists('o_topic_views', $pun_config))
756	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_topic_views\', \'1\')') or error('Unable to insert config value \'o_topic_views\'', __FILE__, __LINE__, $db->error());
757
758	// Insert new config option o_signatures
759	if (!array_key_exists('o_signatures', $pun_config))
760	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_signatures\', \'1\')') or error('Unable to insert config value \'o_signatures\'', __FILE__, __LINE__, $db->error());
761
762	// Insert new config option o_smtp_ssl
763	if (!array_key_exists('o_smtp_ssl', $pun_config))
764	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_smtp_ssl\', \'0\')') or error('Unable to insert config value \'o_smtp_ssl\'', __FILE__, __LINE__, $db->error());
765
766	// Insert new config option o_default_dst
767	if (!array_key_exists('o_default_dst', $pun_config))
768	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_default_dst\', \'0\')') or error('Unable to insert config value \'o_default_dst\'', __FILE__, __LINE__, $db->error());
769
770	// Insert new config option o_quote_depth
771	if (!array_key_exists('o_quote_depth', $pun_config))
772	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_quote_depth\', \'3\')') or error('Unable to insert config value \'o_quote_depth\'', __FILE__, __LINE__, $db->error());
773
774	// Insert new config option o_feed_type
775	if (!array_key_exists('o_feed_type', $pun_config))
776	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_feed_type\', \'2\')') or error('Unable to insert config value \'o_feed_type\'', __FILE__, __LINE__, $db->error());
777
778	// Insert new config option o_feed_ttl
779	if (!array_key_exists('o_feed_ttl', $pun_config))
780	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_feed_ttl\', \'0\')') or error('Unable to insert config value \'o_feed_ttl\'', __FILE__, __LINE__, $db->error());
781
782	// Insert config option o_base_url which was removed in 1.3
783	if (!array_key_exists('o_base_url', $pun_config))
784	{
785	// If it isn't in $pun_config['o_base_url'] it should be in $base_url, but just in-case it isn't we can make a guess at it
786	if (!isset($base_url))
787	{
788	// Make an educated guess regarding base_url
789	$base_url = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 'https://' : 'http://'; // protocol
790	$base_url .= preg_replace('%:(80\|443)$%', '', $_SERVER['HTTP_HOST']); // host[:port]
791	$base_url .= str_replace('\\', '/', dirname($_SERVER['SCRIPT_NAME'])); // path
792	}
793
794	if (substr($base_url, -1) == '/')
795	$base_url = substr($base_url, 0, -1);
796
797	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_base_url\', \''.$db->escape($base_url).'\')') or error('Unable to insert config value \'o_quote_depth\'', __FILE__, __LINE__, $db->error());
798	}
799
800	if (strpos($cur_version, '1.2') === 0)
801	{
802	// Groups are almost the same as 1.2:
803	// unverified: 32000 -> 0
804
805	$db->query('UPDATE '.$db->prefix.'users SET group_id = 0 WHERE group_id = 32000') or error('Unable to update unverified users', __FILE__, __LINE__, $db->error());
806	}
807	else if (strpos($cur_version, '1.3') === 0)
808	{
809	// Groups have changed quite a lot from 1.3:
810	// unverified: 0 -> 0
811	// admin: 1 -> 1
812	// mod: ? -> 2
813	// guest: 2 -> 3
814	// member: ? -> 4
815
816	$result = $db->query('SELECT MAX(g_id) + 1 FROM '.$db->prefix.'groups') or error('Unable to select temp group ID', __FILE__, __LINE__, $db->error());
817	$temp_id = $db->result($result);
818
819	$result = $db->query('SELECT g_id FROM '.$db->prefix.'groups WHERE g_moderator = 1 AND g_id > 1 LIMIT 1') or error('Unable to select moderator group', __FILE__, __LINE__, $db->error());
820	if ($db->num_rows($result))
821	$mod_gid = $db->result($result);
822	else
823	{
824	$db->query('INSERT INTO '.$db->prefix.'groups (g_title, g_user_title, g_moderator, g_mod_edit_users, g_mod_rename_users, g_mod_change_passwords, g_mod_ban_users, g_read_board, g_view_users, g_post_replies, g_post_topics, g_edit_posts, g_delete_posts, g_delete_topics, g_set_title, g_search, g_search_users, g_send_email, g_post_flood, g_search_flood, g_email_flood, g_report_flood) VALUES('."'Moderators', 'Moderator', 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0)") or error('Unable to add group', __FILE__, __LINE__, $db->error());
825	$mod_gid = $db->insert_id();
826	}
827
828	$member_gid = $pun_config['o_default_user_group'];
829
830	// move the mod group to a temp place
831	$db->query('UPDATE '.$db->prefix.'groups SET g_id = '.$temp_id.' WHERE g_id = '.$mod_gid) or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
832	$db->query('UPDATE '.$db->prefix.'users SET group_id = '.$temp_id.' WHERE group_id = '.$mod_gid) or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
833	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = '.$temp_id.' WHERE group_id = '.$mod_gid) or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
834	if ($member_gid == $mod_gid) $member_gid = $temp_id;
835
836	// move whoever is in 3 to a spare slot
837	$db->query('UPDATE '.$db->prefix.'groups SET g_id = '.$mod_gid.' WHERE g_id = 3') or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
838	$db->query('UPDATE '.$db->prefix.'users SET group_id = '.$mod_gid.' WHERE group_id = 3') or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
839	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = '.$mod_gid.' WHERE group_id = 3') or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
840	if ($member_gid == 3) $member_gid = $mod_gid;
841
842	// move guest to 3
843	$db->query('UPDATE '.$db->prefix.'groups SET g_id = 3 WHERE g_id = 2') or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
844	$db->query('UPDATE '.$db->prefix.'users SET group_id = 3 WHERE group_id = 2') or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
845	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = 3 WHERE group_id = 2') or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
846	if ($member_gid == 2) $member_gid = 3;
847
848	// move mod group in temp place to 2
849	$db->query('UPDATE '.$db->prefix.'groups SET g_id = 2 WHERE g_id = '.$temp_id) or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
850	$db->query('UPDATE '.$db->prefix.'users SET group_id = 2 WHERE group_id = '.$temp_id) or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
851	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = 2 WHERE group_id = '.$temp_id) or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
852	if ($member_gid == $temp_id) $member_gid = 2;
853
854	// Only move stuff around if it isn't already in the right place
855	if ($member_gid != $mod_gid \|\| $member_gid != 4)
856	{
857	// move members to temp place
858	$db->query('UPDATE '.$db->prefix.'groups SET g_id = '.$temp_id.' WHERE g_id = '.$member_gid) or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
859	$db->query('UPDATE '.$db->prefix.'users SET group_id = '.$temp_id.' WHERE group_id = '.$member_gid) or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
860	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = '.$temp_id.' WHERE group_id = '.$member_gid) or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
861
862	// move whoever is in 4 to members place
863	$db->query('UPDATE '.$db->prefix.'groups SET g_id = '.$member_gid.' WHERE g_id = 4') or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
864	$db->query('UPDATE '.$db->prefix.'users SET group_id = '.$member_gid.' WHERE group_id = 4') or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
865	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = '.$member_gid.' WHERE group_id = 4') or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
866
867	// move members in temp place to 4
868	$db->query('UPDATE '.$db->prefix.'groups SET g_id = 4 WHERE g_id = '.$temp_id) or error('Unable to update group ID', __FILE__, __LINE__, $db->error());
869	$db->query('UPDATE '.$db->prefix.'users SET group_id = 4 WHERE group_id = '.$temp_id) or error('Unable to update users group ID', __FILE__, __LINE__, $db->error());
870	$db->query('UPDATE '.$db->prefix.'forum_perms SET group_id = 4 WHERE group_id = '.$temp_id) or error('Unable to forum_perms group ID', __FILE__, __LINE__, $db->error());
871	}
872
873	$db->query('UPDATE '.$db->prefix.'config SET conf_value=\''.$member_gid.'\' WHERE conf_name=\'o_default_user_group\'') or error('Unable to update default user group ID', __FILE__, __LINE__, $db->error());
874	}
875
876	// Server time zone is now simply the default time zone
877	if (!array_key_exists('o_default_timezone', $pun_config))
878	$db->query('UPDATE '.$db->prefix.'config SET conf_name = \'o_default_timezone\' WHERE conf_name = \'o_server_timezone\'') or error('Unable to update time zone config', __FILE__, __LINE__, $db->error());
879
880	// Increase visit timeout to 30 minutes (only if it hasn't been changed from the default)
881	if (!array_key_exists('o_database_revision', $pun_config) && $pun_config['o_timeout_visit'] == '600')
882	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \'1800\' WHERE conf_name = \'o_timeout_visit\'') or error('Unable to update visit timeout config', __FILE__, __LINE__, $db->error());
883
884	// Remove obsolete g_post_polls permission from groups table
885	$db->drop_field('groups', 'g_post_polls');
886
887	// Make room for multiple moderator groups
888	if (!$db->field_exists('groups', 'g_moderator'))
889	{
890	// Add g_moderator column to groups table
891	$db->add_field('groups', 'g_moderator', 'TINYINT(1)', false, 0, 'g_user_title') or error('Unable to add g_moderator field', __FILE__, __LINE__, $db->error());
892
893	// Give the moderator group moderator privileges
894	$db->query('UPDATE '.$db->prefix.'groups SET g_moderator = 1 WHERE g_id = 2') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
895	}
896
897	// Replace obsolete p_mod_edit_users config setting with new per-group permission
898	if (array_key_exists('p_mod_edit_users', $pun_config))
899	{
900	$db->query('DELETE FROM '.$db->prefix.'config WHERE conf_name = \'p_mod_edit_users\'') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
901
902	$db->add_field('groups', 'g_mod_edit_users', 'TINYINT(1)', false, 0, 'g_moderator') or error('Unable to add g_mod_edit_users field', __FILE__, __LINE__, $db->error());
903
904	$db->query('UPDATE '.$db->prefix.'groups SET g_mod_edit_users = '.$pun_config['p_mod_edit_users'].' WHERE g_moderator = 1') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
905	}
906
907	// Replace obsolete p_mod_rename_users config setting with new per-group permission
908	if (array_key_exists('p_mod_rename_users', $pun_config))
909	{
910	$db->query('DELETE FROM '.$db->prefix.'config WHERE conf_name = \'p_mod_rename_users\'') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
911
912	$db->add_field('groups', 'g_mod_rename_users', 'TINYINT(1)', false, 0, 'g_mod_edit_users') or error('Unable to add g_mod_rename_users field', __FILE__, __LINE__, $db->error());
913
914	$db->query('UPDATE '.$db->prefix.'groups SET g_mod_rename_users = '.$pun_config['p_mod_rename_users'].' WHERE g_moderator = 1') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
915	}
916
917	// Replace obsolete p_mod_change_passwords config setting with new per-group permission
918	if (array_key_exists('p_mod_change_passwords', $pun_config))
919	{
920	$db->query('DELETE FROM '.$db->prefix.'config WHERE conf_name = \'p_mod_change_passwords\'') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
921
922	$db->add_field('groups', 'g_mod_change_passwords', 'TINYINT(1)', false, 0, 'g_mod_rename_users') or error('Unable to add g_mod_change_passwords field', __FILE__, __LINE__, $db->error());
923
924	$db->query('UPDATE '.$db->prefix.'groups SET g_mod_change_passwords = '.$pun_config['p_mod_change_passwords'].' WHERE g_moderator = 1') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
925	}
926
927	// Replace obsolete p_mod_ban_users config setting with new per-group permission
928	if (array_key_exists('p_mod_ban_users', $pun_config))
929	{
930	$db->query('DELETE FROM '.$db->prefix.'config WHERE conf_name = \'p_mod_ban_users\'') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
931
932	$db->add_field('groups', 'g_mod_ban_users', 'TINYINT(1)', false, 0, 'g_mod_change_passwords') or error('Unable to add g_mod_ban_users field', __FILE__, __LINE__, $db->error());
933
934	$db->query('UPDATE '.$db->prefix.'groups SET g_mod_ban_users = '.$pun_config['p_mod_ban_users'].' WHERE g_moderator = 1') or error('Unable to update moderator powers', __FILE__, __LINE__, $db->error());
935	}
936
937	// We need to add a unique index to avoid users having multiple rows in the online table
938	if (!$db->index_exists('online', 'user_id_ident_idx'))
939	{
940	$db->truncate_table('online') or error('Unable to clear online table', __FILE__, __LINE__, $db->error());
941
942	if ($mysql)
943	$db->add_index('online', 'user_id_ident_idx', array('user_id', 'ident(25)'), true) or error('Unable to add user_id_ident_idx index', __FILE__, __LINE__, $db->error());
944	else
945	$db->add_index('online', 'user_id_ident_idx', array('user_id', 'ident'), true) or error('Unable to add user_id_ident_idx index', __FILE__, __LINE__, $db->error());
946	}
947
948	// Remove the redundant user_id_idx on the online table
949	$db->drop_index('online', 'user_id_idx') or error('Unable to drop user_id_idx index', __FILE__, __LINE__, $db->error());
950
951	// Add an index to ident on the online table
952	if ($mysql)
953	$db->add_index('online', 'ident_idx', array('ident(25)')) or error('Unable to add ident_idx index', __FILE__, __LINE__, $db->error());
954	else
955	$db->add_index('online', 'ident_idx', array('ident')) or error('Unable to add ident_idx index', __FILE__, __LINE__, $db->error());
956
957	// Add an index to logged in the online table
958	$db->add_index('online', 'logged_idx', array('logged')) or error('Unable to add logged_idx index', __FILE__, __LINE__, $db->error());
959
960	// Add an index to last_post in the topics table
961	$db->add_index('topics', 'last_post_idx', array('last_post')) or error('Unable to add last_post_idx index', __FILE__, __LINE__, $db->error());
962
963	// Add an index to username on the bans table
964	if ($mysql)
965	$db->add_index('bans', 'username_idx', array('username(25)')) or error('Unable to add username_idx index', __FILE__, __LINE__, $db->error());
966	else
967	$db->add_index('bans', 'username_idx', array('username')) or error('Unable to add username_idx index', __FILE__, __LINE__, $db->error());
968
969	// Change the username_idx on users to a unique index of max size 25
970	$db->drop_index('users', 'username_idx') or error('Unable to drop old username_idx index', __FILE__, __LINE__, $db->error());
971	$field = $mysql ? 'username(25)' : 'username';
972
973	// Attempt to add a unique index. If the user doesn't use a transactional database this can fail due to multiple matching usernames in the
974	// users table. This is bad, but just giving up if it happens is even worse! If it fails just add a regular non-unique index.
975	if (!$db->add_index('users', 'username_idx', array($field), true))
976	$db->add_index('users', 'username_idx', array($field)) or error('Unable to add username_idx field', __FILE__, __LINE__, $db->error());
977
978	// Add g_view_users field to groups table
979	$db->add_field('groups', 'g_view_users', 'TINYINT(1)', false, 1, 'g_read_board') or error('Unable to add g_view_users field', __FILE__, __LINE__, $db->error());
980
981	// Add the last_email_sent column to the users table and the g_send_email and
982	// g_email_flood columns to the groups table
983	$db->add_field('users', 'last_email_sent', 'INT(10) UNSIGNED', true, null, 'last_search') or error('Unable to add last_email_sent field', __FILE__, __LINE__, $db->error());
984	$db->add_field('groups', 'g_send_email', 'TINYINT(1)', false, 1, 'g_search_users') or error('Unable to add g_send_email field', __FILE__, __LINE__, $db->error());
985	$db->add_field('groups', 'g_email_flood', 'SMALLINT(6)', false, 60, 'g_search_flood') or error('Unable to add g_email_flood field', __FILE__, __LINE__, $db->error());
986
987	// Add the last_report_sent column to the users table and the g_report_flood
988	// column to the groups table
989	$db->add_field('users', 'last_report_sent', 'INT(10) UNSIGNED', true, null, 'last_email_sent') or error('Unable to add last_report_sent field', __FILE__, __LINE__, $db->error());
990	$db->add_field('groups', 'g_report_flood', 'SMALLINT(6)', false, 60, 'g_email_flood') or error('Unable to add g_report_flood field', __FILE__, __LINE__, $db->error());
991
992	// Set non-default g_send_email, g_flood_email and g_flood_report values properly
993	$db->query('UPDATE '.$db->prefix.'groups SET g_send_email = 0 WHERE g_id = 3') or error('Unable to update group email permissions', __FILE__, __LINE__, $db->error());
994	$db->query('UPDATE '.$db->prefix.'groups SET g_email_flood = 0, g_report_flood = 0 WHERE g_id IN (1,2,3)') or error('Unable to update group email permissions', __FILE__, __LINE__, $db->error());
995
996	// Add the auto notify/subscription option to the users table
997	$db->add_field('users', 'auto_notify', 'TINYINT(1)', false, 0, 'notify_with_post') or error('Unable to add auto_notify field', __FILE__, __LINE__, $db->error());
998
999	// Add the first_post_id column to the topics table
1000	if (!$db->field_exists('topics', 'first_post_id'))
1001	{
1002	$db->add_field('topics', 'first_post_id', 'INT(10) UNSIGNED', false, 0, 'posted') or error('Unable to add first_post_id field', __FILE__, __LINE__, $db->error());
1003	$db->add_index('topics', 'first_post_id_idx', array('first_post_id')) or error('Unable to add first_post_id_idx index', __FILE__, __LINE__, $db->error());
1004
1005	// Now that we've added the column and indexed it, we need to give it correct data
1006	$result = $db->query('SELECT MIN(id) AS first_post, topic_id FROM '.$db->prefix.'posts GROUP BY topic_id') or error('Unable to fetch first_post_id', __FILE__, __LINE__, $db->error());
1007
1008	while ($cur_post = $db->fetch_assoc($result))
1009	$db->query('UPDATE '.$db->prefix.'topics SET first_post_id = '.$cur_post['first_post'].' WHERE id = '.$cur_post['topic_id']) or error('Unable to update first_post_id', __FILE__, __LINE__, $db->error());
1010	}
1011
1012	// Move any users with the old unverified status to their new group
1013	$db->query('UPDATE '.$db->prefix.'users SET group_id=0 WHERE group_id=32000') or error('Unable to move unverified users', __FILE__, __LINE__, $db->error());
1014
1015	// Add the ban_creator column to the bans table
1016	$db->add_field('bans', 'ban_creator', 'INT(10) UNSIGNED', false, 0) or error('Unable to add ban_creator field', __FILE__, __LINE__, $db->error());
1017
1018	// Add the time/date format settings to the user table
1019	$db->add_field('users', 'time_format', 'TINYINT(1)', false, 0, 'dst') or error('Unable to add time_format field', __FILE__, __LINE__, $db->error());
1020	$db->add_field('users', 'date_format', 'TINYINT(1)', false, 0, 'dst') or error('Unable to add date_format field', __FILE__, __LINE__, $db->error());
1021
1022	// Change the search_data field to mediumtext
1023	$db->alter_field('search_cache', 'search_data', 'MEDIUMTEXT', true) or error('Unable to alter search_data field', __FILE__, __LINE__, $db->error());
1024
1025	// Incase we had the fulltext search extension installed (1.3-legacy), remove it
1026	$db->drop_index('topics', 'subject_idx') or error('Unable to drop subject_idx index', __FILE__, __LINE__, $db->error());
1027	$db->drop_index('posts', 'message_idx') or error('Unable to drop message_idx index', __FILE__, __LINE__, $db->error());
1028	// Incase we had the fulltext search mod installed (1.2), remove it
1029	$db->drop_index('topics', 'subject_fulltext_search') or error('Unable to drop subject_fulltext_search index', __FILE__, __LINE__, $db->error());
1030	$db->drop_index('posts', 'message_fulltext_search') or error('Unable to drop message_fulltext_search index', __FILE__, __LINE__, $db->error());
1031
1032	// If the search_cache table has been dropped by the fulltext search extension, recreate it
1033	if (!$db->table_exists('search_cache'))
1034	{
1035	$schema = array(
1036	'FIELDS' => array(
1037	'id' => array(
1038	'datatype' => 'INT(10) UNSIGNED',
1039	'allow_null' => false,
1040	'default' => '0'
1041	),
1042	'ident' => array(
1043	'datatype' => 'VARCHAR(200)',
1044	'allow_null' => false,
1045	'default' => '\'\''
1046	),
1047	'search_data' => array(
1048	'datatype' => 'MEDIUMTEXT',
1049	'allow_null' => true
1050	)
1051	),
1052	'PRIMARY KEY' => array('id'),
1053	'INDEXES' => array(
1054	'ident_idx' => array('ident')
1055	)
1056	);
1057
1058	if ($db_type == 'mysql' \|\| $db_type == 'mysqli' \|\| $db_type == 'mysql_innodb' \|\| $db_type == 'mysqli_innodb')
1059	$schema['INDEXES']['ident_idx'] = array('ident(8)');
1060
1061	$db->create_table('search_cache', $schema);
1062	}
1063
1064	// If the search_matches table has been dropped by the fulltext search extension, recreate it
1065	if (!$db->table_exists('search_matches'))
1066	{
1067	$schema = array(
1068	'FIELDS' => array(
1069	'post_id' => array(
1070	'datatype' => 'INT(10) UNSIGNED',
1071	'allow_null' => false,
1072	'default' => '0'
1073	),
1074	'word_id' => array(
1075	'datatype' => 'INT(10) UNSIGNED',
1076	'allow_null' => false,
1077	'default' => '0'
1078	),
1079	'subject_match' => array(
1080	'datatype' => 'TINYINT(1)',
1081	'allow_null' => false,
1082	'default' => '0'
1083	)
1084	),
1085	'INDEXES' => array(
1086	'word_id_idx' => array('word_id'),
1087	'post_id_idx' => array('post_id')
1088	)
1089	);
1090
1091	$db->create_table('search_matches', $schema);
1092	}
1093
1094	// If the search_words table has been dropped by the fulltext search extension, recreate it
1095	if (!$db->table_exists('search_words'))
1096	{
1097	$schema = array(
1098	'FIELDS' => array(
1099	'id' => array(
1100	'datatype' => 'SERIAL',
1101	'allow_null' => false
1102	),
1103	'word' => array(
1104	'datatype' => 'VARCHAR(20)',
1105	'allow_null' => false,
1106	'default' => '\'\'',
1107	'collation' => 'bin'
1108	)
1109	),
1110	'PRIMARY KEY' => array('word'),
1111	'INDEXES' => array(
1112	'id_idx' => array('id')
1113	)
1114	);
1115
1116	if ($db_type == 'sqlite')
1117	{
1118	$schema['PRIMARY KEY'] = array('id');
1119	$schema['UNIQUE KEYS'] = array('word_idx' => array('word'));
1120	}
1121
1122	$db->create_table('search_words', $schema);
1123	}
1124
1125	// Rename the subscription table
1126	$db->rename_table('subscriptions', 'topic_subscriptions');
1127
1128	// if we don't have the forum_subscriptions table, create it
1129	if (!$db->table_exists('forum_subscriptions'))
1130	{
1131	$schema = array(
1132	'FIELDS' => array(
1133	'user_id' => array(
1134	'datatype' => 'INT(10) UNSIGNED',
1135	'allow_null' => false,
1136	'default' => '0'
1137	),
1138	'forum_id' => array(
1139	'datatype' => 'INT(10) UNSIGNED',
1140	'allow_null' => false,
1141	'default' => '0'
1142	)
1143	),
1144	'PRIMARY KEY' => array('user_id', 'forum_id')
1145	);
1146
1147	$db->create_table('forum_subscriptions', $schema) or error('Unable to create forum subscriptions table', __FILE__, __LINE__, $db->error());
1148	}
1149
1150	// Insert new config option o_forum_subscriptions
1151	if (!array_key_exists('o_forum_subscriptions', $pun_config))
1152	$db->query('INSERT INTO '.$db->prefix.'config (conf_name, conf_value) VALUES (\'o_forum_subscriptions\', \'1\')') or error('Unable to insert config value \'o_forum_subscriptions\'', __FILE__, __LINE__, $db->error());
1153
1154	// Rename config option o_subscriptions to o_topic_subscriptions
1155	if (!array_key_exists('o_topic_subscriptions', $pun_config))
1156	$db->query('UPDATE '.$db->prefix.'config SET conf_name=\'o_topic_subscriptions\' WHERE conf_name=\'o_subscriptions\'') or error('Unable to rename config value \'o_subscriptions\'', __FILE__, __LINE__, $db->error());
1157
1158	// Change the default style if the old doesn't exist anymore
1159	if ($pun_config['o_default_style'] != $default_style)
1160	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \''.$db->escape($default_style).'\' WHERE conf_name = \'o_default_style\'') or error('Unable to update default style config', __FILE__, __LINE__, $db->error());
1161
1162	// For MySQL(i) without InnoDB, change the engine of the online table (for performance reasons)
1163	if ($db_type == 'mysql' \|\| $db_type == 'mysqli')
1164	$db->query('ALTER TABLE '.$db->prefix.'online ENGINE = MyISAM') or error('Unable to change engine type of online table to MyISAM', __FILE__, __LINE__, $db->error());
1165
1166	// Should we do charset conversion or not?
1167	if (strpos($cur_version, '1.2') === 0 && isset($_POST['convert_charset']))
1168	$query_str = '?stage=conv_bans&req_old_charset='.$old_charset;
1169
1170	break;
1171
1172
1173	// Convert bans
1174	case 'conv_bans':
1175	$query_str = '?stage=conv_categories&req_old_charset='.$old_charset;
1176
1177	function _conv_bans($cur_item, $old_charset)
1178	{
1179	global $lang_update;
1180
1181	echo sprintf($lang_update['Converting item'], $lang_update['ban'], $cur_item['id']).'<br />'."\n";
1182
1183	convert_to_utf8($cur_item['username'], $old_charset);
1184	convert_to_utf8($cur_item['message'], $old_charset);
1185
1186	return $cur_item;
1187	}
1188
1189	$end_at = convert_table_utf8($db->prefix.'bans', '_conv_bans', $old_charset, 'id', $start_at);
1190
1191	if ($end_at !== true)
1192	$query_str = '?stage=conv_bans&req_old_charset='.$old_charset.'&start_at='.$end_at;
1193
1194	break;
1195
1196
1197	// Convert categories
1198	case 'conv_categories':
1199	$query_str = '?stage=conv_censors&req_old_charset='.$old_charset;
1200
1201	echo sprintf($lang_update['Converting'], $lang_update['categories']).'<br />'."\n";
1202
1203	function _conv_categories($cur_item, $old_charset)
1204	{
1205	convert_to_utf8($cur_item['cat_name'], $old_charset);
1206
1207	return $cur_item;
1208	}
1209
1210	convert_table_utf8($db->prefix.'categories', '_conv_categories', $old_charset, 'id');
1211
1212	break;
1213
1214
1215	// Convert censor words
1216	case 'conv_censors':
1217	$query_str = '?stage=conv_config&req_old_charset='.$old_charset;
1218
1219	echo sprintf($lang_update['Converting'], $lang_update['censor words']).'<br />'."\n";
1220
1221	function _conv_censoring($cur_item, $old_charset)
1222	{
1223	convert_to_utf8($cur_item['search_for'], $old_charset);
1224	convert_to_utf8($cur_item['replace_with'], $old_charset);
1225
1226	return $cur_item;
1227	}
1228
1229	convert_table_utf8($db->prefix.'censoring', '_conv_censoring', $old_charset, 'id');
1230
1231	break;
1232
1233
1234	// Convert config
1235	case 'conv_config':
1236	$query_str = '?stage=conv_forums&req_old_charset='.$old_charset;
1237
1238	echo sprintf($lang_update['Converting'], $lang_update['configuration']).'<br />'."\n";
1239
1240	function _conv_config($cur_item, $old_charset)
1241	{
1242	convert_to_utf8($cur_item['conf_value'], $old_charset);
1243
1244	return $cur_item;
1245	}
1246
1247	convert_table_utf8($db->prefix.'config', '_conv_config', $old_charset, 'conf_name');
1248
1249	break;
1250
1251
1252	// Convert forums
1253	case 'conv_forums':
1254	$query_str = '?stage=conv_perms&req_old_charset='.$old_charset;
1255
1256	echo sprintf($lang_update['Converting'], $lang_update['forums']).'<br />'."\n";
1257
1258	function _conv_forums($cur_item, $old_charset)
1259	{
1260	$moderators = ($cur_item['moderators'] != '') ? unserialize($cur_item['moderators']) : array();
1261	$moderators_utf8 = array();
1262	foreach ($moderators as $mod_username => $mod_user_id)
1263	{
1264	convert_to_utf8($mod_username, $old_charset);
1265	$moderators_utf8[$mod_username] = $mod_user_id;
1266	}
1267
1268	convert_to_utf8($cur_item['forum_name'], $old_charset);
1269	convert_to_utf8($cur_item['forum_desc'], $old_charset);
1270
1271	if (!empty($moderators_utf8))
1272	$cur_item['moderators'] = serialize($moderators_utf8);
1273
1274	return $cur_item;
1275	}
1276
1277	convert_table_utf8($db->prefix.'forums', '_conv_forums', $old_charset, 'id');
1278
1279	break;
1280
1281
1282	// Convert forum permissions
1283	case 'conv_perms':
1284	$query_str = '?stage=conv_groups&req_old_charset='.$old_charset;
1285
1286	alter_table_utf8($db->prefix.'forum_perms');
1287
1288	break;
1289
1290
1291	// Convert groups
1292	case 'conv_groups':
1293	$query_str = '?stage=conv_online&req_old_charset='.$old_charset;
1294
1295	echo sprintf($lang_update['Converting'], $lang_update['groups']).'<br />'."\n";
1296
1297	function _conv_groups($cur_item, $old_charset)
1298	{
1299	convert_to_utf8($cur_item['g_title'], $old_charset);
1300	convert_to_utf8($cur_item['g_user_title'], $old_charset);
1301
1302	return $cur_item;
1303	}
1304
1305	convert_table_utf8($db->prefix.'groups', '_conv_groups', $old_charset, 'g_id');
1306
1307	break;
1308
1309
1310	// Convert online
1311	case 'conv_online':
1312	$query_str = '?stage=conv_posts&req_old_charset='.$old_charset;
1313
1314	// Truncate the table
1315	$db->truncate_table('online') or error('Unable to empty online table', __FILE__, __LINE__, $db->error());
1316
1317	alter_table_utf8($db->prefix.'online');
1318
1319	break;
1320
1321
1322	// Convert posts
1323	case 'conv_posts':
1324	$query_str = '?stage=conv_ranks&req_old_charset='.$old_charset;
1325
1326	function _conv_posts($cur_item, $old_charset)
1327	{
1328	global $lang_update;
1329
1330	echo sprintf($lang_update['Converting item'], $lang_update['post'], $cur_item['id']).'<br />'."\n";
1331
1332	convert_to_utf8($cur_item['poster'], $old_charset);
1333	convert_to_utf8($cur_item['message'], $old_charset);
1334	convert_to_utf8($cur_item['edited_by'], $old_charset);
1335
1336	return $cur_item;
1337	}
1338
1339	$end_at = convert_table_utf8($db->prefix.'posts', '_conv_posts', $old_charset, 'id', $start_at);
1340
1341	if ($end_at !== true)
1342	$query_str = '?stage=conv_posts&req_old_charset='.$old_charset.'&start_at='.$end_at;
1343
1344	break;
1345
1346
1347	// Convert ranks
1348	case 'conv_ranks':
1349	$query_str = '?stage=conv_reports&req_old_charset='.$old_charset;
1350
1351	echo sprintf($lang_update['Converting'], $lang_update['ranks']).'<br />'."\n";
1352
1353	function _conv_ranks($cur_item, $old_charset)
1354	{
1355	convert_to_utf8($cur_item['rank'], $old_charset);
1356
1357	return $cur_item;
1358	}
1359
1360	convert_table_utf8($db->prefix.'ranks', '_conv_ranks', $old_charset, 'id');
1361
1362	break;
1363
1364
1365	// Convert reports
1366	case 'conv_reports':
1367	$query_str = '?stage=conv_search_cache&req_old_charset='.$old_charset;
1368
1369	function _conv_reports($cur_item, $old_charset)
1370	{
1371	global $lang_update;
1372
1373	echo sprintf($lang_update['Converting item'], $lang_update['report'], $cur_item['id']).'<br />'."\n";
1374
1375	convert_to_utf8($cur_item['message'], $old_charset);
1376
1377	return $cur_item;
1378	}
1379
1380	$end_at = convert_table_utf8($db->prefix.'reports', '_conv_reports', $old_charset, 'id', $start_at);
1381
1382	if ($end_at !== true)
1383	$query_str = '?stage=conv_reports&req_old_charset='.$old_charset.'&start_at='.$end_at;
1384
1385	break;
1386
1387
1388	// Convert search cache
1389	case 'conv_search_cache':
1390	$query_str = '?stage=conv_search_matches&req_old_charset='.$old_charset;
1391
1392	// Truncate the table
1393	$db->truncate_table('search_cache') or error('Unable to empty search cache table', __FILE__, __LINE__, $db->error());
1394
1395	alter_table_utf8($db->prefix.'search_cache');
1396
1397	break;
1398
1399
1400	// Convert search matches
1401	case 'conv_search_matches':
1402	$query_str = '?stage=conv_search_words&req_old_charset='.$old_charset;
1403
1404	// Truncate the table
1405	$db->truncate_table('search_matches') or error('Unable to empty search index match table', __FILE__, __LINE__, $db->error());
1406
1407	alter_table_utf8($db->prefix.'search_matches');
1408
1409	break;
1410
1411
1412	// Convert search words
1413	case 'conv_search_words':
1414	$query_str = '?stage=conv_subscriptions&req_old_charset='.$old_charset;
1415
1416	// Truncate the table
1417	$db->truncate_table('search_words') or error('Unable to empty search index words table', __FILE__, __LINE__, $db->error());
1418
1419	// Reset the sequence for the search words (not needed for SQLite)
1420	switch ($db_type)
1421	{
1422	case 'mysql':
1423	case 'mysqli':
1424	case 'mysql_innodb':
1425	case 'mysqli_innodb':
1426	$db->query('ALTER TABLE '.$db->prefix.'search_words auto_increment=1') or error('Unable to update table auto_increment', __FILE__, __LINE__, $db->error());
1427	break;
1428
1429	case 'pgsql';
1430	$db->query('SELECT setval(\''.$db->prefix.'search_words_id_seq\', 1, false)') or error('Unable to update sequence', __FILE__, __LINE__, $db->error());
1431	break;
1432	}
1433
1434	alter_table_utf8($db->prefix.'search_words');
1435
1436	break;
1437
1438
1439	// Convert subscriptions
1440	case 'conv_subscriptions':
1441	$query_str = '?stage=conv_topics&req_old_charset='.$old_charset;
1442
1443	// By this stage we should have already renamed the subscription table
1444	alter_table_utf8($db->prefix.'topic_subscriptions');
1445	alter_table_utf8($db->prefix.'forum_subscriptions'); // This should actually already be utf8, but for consistency...
1446
1447	break;
1448
1449
1450	// Convert topics
1451	case 'conv_topics':
1452	$query_str = '?stage=conv_users&req_old_charset='.$old_charset;
1453
1454	function _conv_topics($cur_item, $old_charset)
1455	{
1456	global $lang_update;
1457
1458	echo sprintf($lang_update['Converting item'], $lang_update['topic'], $cur_item['id']).'<br />'."\n";
1459
1460	convert_to_utf8($cur_item['poster'], $old_charset);
1461	convert_to_utf8($cur_item['subject'], $old_charset);
1462	convert_to_utf8($cur_item['last_poster'], $old_charset);
1463
1464	return $cur_item;
1465	}
1466
1467	$end_at = convert_table_utf8($db->prefix.'topics', '_conv_topics', $old_charset, 'id', $start_at);
1468
1469	if ($end_at !== true)
1470	$query_str = '?stage=conv_topics&req_old_charset='.$old_charset.'&start_at='.$end_at;
1471
1472	break;
1473
1474
1475	// Convert users
1476	case 'conv_users':
1477	$query_str = '?stage=preparse_posts';
1478
1479	if ($start_at == 0)
1480	$_SESSION['dupe_users'] = array();
1481
1482	function _conv_users($cur_item, $old_charset)
1483	{
1484	global $lang_update;
1485
1486	echo sprintf($lang_update['Converting item'], $lang_update['user'], $cur_item['id']).'<br />'."\n";
1487
1488	convert_to_utf8($cur_item['username'], $old_charset);
1489	convert_to_utf8($cur_item['title'], $old_charset);
1490	convert_to_utf8($cur_item['realname'], $old_charset);
1491	convert_to_utf8($cur_item['location'], $old_charset);
1492	convert_to_utf8($cur_item['signature'], $old_charset);
1493	convert_to_utf8($cur_item['admin_note'], $old_charset);
1494
1495	return $cur_item;
1496	}
1497
1498	function _error_users($cur_user)
1499	{
1500	$_SESSION['dupe_users'][$cur_user['id']] = $cur_user;
1501	}
1502
1503	$end_at = convert_table_utf8($db->prefix.'users', '_conv_users', $old_charset, 'id', $start_at, '_error_users');
1504
1505	if ($end_at !== true)
1506	$query_str = '?stage=conv_users&req_old_charset='.$old_charset.'&start_at='.$end_at;
1507	else if (!empty($_SESSION['dupe_users']))
1508	$query_str = '?stage=conv_users_dupe';
1509
1510	break;
1511
1512
1513	// Handle any duplicate users which occured due to conversion
1514	case 'conv_users_dupe':
1515	$query_str = '?stage=preparse_posts';
1516
1517	if (!$mysql \|\| empty($_SESSION['dupe_users']))
1518	break;
1519
1520	if (isset($_POST['form_sent']))
1521	{
1522	$errors = array();
1523
1524	require PUN_ROOT.'include/email.php';
1525
1526	foreach ($_SESSION['dupe_users'] as $id => $cur_user)
1527	{
1528	$errors[$id] = array();
1529
1530	$username = pun_trim($_POST['dupe_users'][$id]);
1531
1532	if (pun_strlen($username) < 2)
1533	$errors[$id][] = $lang_update['Username too short error'];
1534	else if (pun_strlen($username) > 25) // This usually doesn't happen since the form element only accepts 25 characters
1535	$errors[$id][] = $lang_update['Username too long error'];
1536	else if (!strcasecmp($username, 'Guest'))
1537	$errors[$id][] = $lang_update['Username Guest reserved error'];
1538	else if (preg_match('%[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}%', $username) \|\| preg_match('%((([0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){6}:[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){5}:([0-9A-Fa-f]{1,4}:)?[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){4}:([0-9A-Fa-f]{1,4}:){0,2}[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){3}:([0-9A-Fa-f]{1,4}:){0,3}[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){2}:([0-9A-Fa-f]{1,4}:){0,4}[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){6}((\b((25[0-5])\|(1\d{2})\|(2[0-4]\d)\|(\d{1,2}))\b)\.){3}(\b((25[0-5])\|(1\d{2})\|(2[0-4]\d)\|(\d{1,2}))\b))\|(([0-9A-Fa-f]{1,4}:){0,5}:((\b((25[0-5])\|(1\d{2})\|(2[0-4]\d)\|(\d{1,2}))\b)\.){3}(\b((25[0-5])\|(1\d{2})\|(2[0-4]\d)\|(\d{1,2}))\b))\|(::([0-9A-Fa-f]{1,4}:){0,5}((\b((25[0-5])\|(1\d{2})\|(2[0-4]\d)\|(\d{1,2}))\b)\.){3}(\b((25[0-5])\|(1\d{2})\|(2[0-4]\d)\|(\d{1,2}))\b))\|([0-9A-Fa-f]{1,4}::([0-9A-Fa-f]{1,4}:){0,5}[0-9A-Fa-f]{1,4})\|(::([0-9A-Fa-f]{1,4}:){0,6}[0-9A-Fa-f]{1,4})\|(([0-9A-Fa-f]{1,4}:){1,7}:))%', $username))
1539	$errors[$id][] = $lang_update['Username IP format error'];
1540	else if ((strpos($username, '[') !== false \|\| strpos($username, ']') !== false) && strpos($username, '\'') !== false && strpos($username, '"') !== false)
1541	$errors[$id][] = $lang_update['Username bad characters error'];
1542	else if (preg_match('%(?:\[/?(?:b\|u\|s\|ins\|del\|em\|i\|h\|colou?r\|quote\|code\|img\|url\|email\|list\|\*)\]\|\[(?:img\|url\|quote\|list)=)%i', $username))
1543	$errors[$id][] = $lang_update['Username BBCode error'];
1544
1545	$result = $db->query('SELECT username FROM '.$db->prefix.'users WHERE (UPPER(username)=UPPER(\''.$db->escape($username).'\') OR UPPER(username)=UPPER(\''.$db->escape(ucp_preg_replace('%[^\p{L}\p{N}]%u', '', $username)).'\')) AND id>1') or error('Unable to fetch user info', __FILE__, __LINE__, $db->error());
1546
1547	if ($db->num_rows($result))
1548	{
1549	$busy = $db->result($result);
1550	$errors[$id][] = sprintf($lang_update['Username duplicate error'], pun_htmlspecialchars($busy));
1551	}
1552
1553	if (empty($errors[$id]))
1554	{
1555	$old_username = $cur_user['username'];
1556	$_SESSION['dupe_users'][$id]['username'] = $cur_user['username'] = $username;
1557
1558	$temp = array();
1559	foreach ($cur_user as $idx => $value)
1560	$temp[$idx] = $value === null ? 'NULL' : '\''.$db->escape($value).'\'';
1561
1562	// Insert the renamed user
1563	$db->query('INSERT INTO '.$db->prefix.'users('.implode(',', array_keys($temp)).') VALUES ('.implode(',', array_values($temp)).')') or error('Unable to insert data to new table', __FILE__, __LINE__, $db->error());
1564
1565	// Renaming a user also affects a bunch of other stuff, lets fix that too...
1566	$db->query('UPDATE '.$db->prefix.'posts SET poster=\''.$db->escape($username).'\' WHERE poster_id='.$id) or error('Unable to update posts', __FILE__, __LINE__, $db->error());
1567
1568	// TODO: The following must compare using collation utf8_bin otherwise we will accidently update posts/topics/etc belonging to both of the duplicate users, not just the one we renamed!
1569	$db->query('UPDATE '.$db->prefix.'posts SET edited_by=\''.$db->escape($username).'\' WHERE edited_by=\''.$db->escape($old_username).'\' COLLATE utf8_bin') or error('Unable to update posts', __FILE__, __LINE__, $db->error());
1570	$db->query('UPDATE '.$db->prefix.'topics SET poster=\''.$db->escape($username).'\' WHERE poster=\''.$db->escape($old_username).'\' COLLATE utf8_bin') or error('Unable to update topics', __FILE__, __LINE__, $db->error());
1571	$db->query('UPDATE '.$db->prefix.'topics SET last_poster=\''.$db->escape($username).'\' WHERE last_poster=\''.$db->escape($old_username).'\' COLLATE utf8_bin') or error('Unable to update topics', __FILE__, __LINE__, $db->error());
1572	$db->query('UPDATE '.$db->prefix.'forums SET last_poster=\''.$db->escape($username).'\' WHERE last_poster=\''.$db->escape($old_username).'\' COLLATE utf8_bin') or error('Unable to update forums', __FILE__, __LINE__, $db->error());
1573	$db->query('UPDATE '.$db->prefix.'online SET ident=\''.$db->escape($username).'\' WHERE ident=\''.$db->escape($old_username).'\' COLLATE utf8_bin') or error('Unable to update online list', __FILE__, __LINE__, $db->error());
1574
1575	// If the user is a moderator or an administrator we have to update the moderator lists
1576	$result = $db->query('SELECT g_moderator FROM '.$db->prefix.'groups WHERE g_id='.$cur_user['group_id']) or error('Unable to fetch group', __FILE__, __LINE__, $db->error());
1577	$group_mod = $db->result($result);
1578
1579	if ($cur_user['group_id'] == PUN_ADMIN \|\| $group_mod == '1')
1580	{
1581	$result = $db->query('SELECT id, moderators FROM '.$db->prefix.'forums') or error('Unable to fetch forum list', __FILE__, __LINE__, $db->error());
1582
1583	while ($cur_forum = $db->fetch_assoc($result))
1584	{
1585	$cur_moderators = ($cur_forum['moderators'] != '') ? unserialize($cur_forum['moderators']) : array();
1586
1587	if (in_array($id, $cur_moderators))
1588	{
1589	unset($cur_moderators[$old_username]);
1590	$cur_moderators[$username] = $id;
1591	uksort($cur_moderators, 'utf8_strcasecmp');
1592
1593	$db->query('UPDATE '.$db->prefix.'forums SET moderators=\''.$db->escape(serialize($cur_moderators)).'\' WHERE id='.$cur_forum['id']) or error('Unable to update forum', __FILE__, __LINE__, $db->error());
1594	}
1595	}
1596	}
1597
1598	// Email the user alerting them of the change
1599	if (file_exists(PUN_ROOT.'lang/'.$cur_user['language'].'/mail_templates/rename.tpl'))
1600	$mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/'.$cur_user['language'].'/mail_templates/rename.tpl'));
1601	else if (file_exists(PUN_ROOT.'lang/'.$pun_config['o_default_lang'].'/mail_templates/rename.tpl'))
1602	$mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/'.$pun_config['o_default_lang'].'/mail_templates/rename.tpl'));
1603	else
1604	$mail_tpl = trim(file_get_contents(PUN_ROOT.'lang/English/mail_templates/rename.tpl'));
1605
1606	// The first row contains the subject
1607	$first_crlf = strpos($mail_tpl, "\n");
1608	$mail_subject = trim(substr($mail_tpl, 8, $first_crlf-8));
1609	$mail_message = trim(substr($mail_tpl, $first_crlf));
1610
1611	$mail_subject = str_replace('<board_title>', $pun_config['o_board_title'], $mail_subject);
1612	$mail_message = str_replace('<base_url>', get_base_url().'/', $mail_message);
1613	$mail_message = str_replace('<old_username>', $old_username, $mail_message);
1614	$mail_message = str_replace('<new_username>', $username, $mail_message);
1615	$mail_message = str_replace('<board_mailer>', $pun_config['o_board_title'], $mail_message);
1616
1617	pun_mail($cur_user['email'], $mail_subject, $mail_message);
1618
1619	unset($_SESSION['dupe_users'][$id]);
1620	}
1621	}
1622	}
1623
1624	if (!empty($_SESSION['dupe_users']))
1625	{
1626	$query_str = '';
1627
1628	?>
1629	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
1630
1631	<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $lang_common['lang_identifier'] ?>" lang="<?php echo $lang_common['lang_identifier'] ?>" dir="<?php echo $lang_common['lang_direction'] ?>">
1632	<head>
1633	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
1634	<title><?php echo $lang_update['Update'] ?></title>
1635	<link rel="stylesheet" type="text/css" href="style/<?php echo $default_style ?>.css" />
1636	</head>
1637	<body>
1638
1639	<div id="pundb_update" class="pun">
1640	<div class="top-box"><div><!-- Top Corners --></div></div>
1641	<div class="punwrap">
1642
1643	<div class="blockform">
1644	<h2><span><?php echo $lang_update['Error converting users'] ?></span></h2>
1645	<div class="box">
1646	<form method="post" action="db_update.php?stage=conv_users_dupe&uid=<?php echo $uid ?>">
1647	<input type="hidden" name="form_sent" value="1" />
1648	<div class="inform">
1649	<div class="forminfo">
1650	<p style="font-size: 1.1em"><?php echo $lang_update['Error info 1'] ?></p>
1651	<p style="font-size: 1.1em"><?php echo $lang_update['Error info 2'] ?></p>
1652	</div>
1653	</div>
1654	<?php
1655
1656	foreach ($_SESSION['dupe_users'] as $id => $cur_user)
1657	{
1658
1659	?>
1660	<div class="inform">
1661	<fieldset>
1662	<legend><?php echo pun_htmlspecialchars($cur_user['username']); ?></legend>
1663	<div class="infldset">
1664	<label class="required"><strong><?php echo $lang_update['New username'] ?> <span><?php echo $lang_update['Required'] ?></span></strong><br /><input type="text" name="<?php echo 'dupe_users['.$id.']'; ?>" value="<?php if (isset($_POST['dupe_users'][$id])) echo pun_htmlspecialchars($_POST['dupe_users'][$id]); ?>" size="25" maxlength="25" /><br /></label>
1665	</div>
1666	</fieldset>
1667	<?php if (!empty($errors[$id])): ?> <div class="forminfo error-info">
1668	<h3><?php echo $lang_update['Correct errors'] ?></h3>
1669	<ul class="error-list">
1670	<?php
1671
1672	foreach ($errors[$id] as $cur_error)
1673	echo "\t\t\t\t\t\t".'<li><strong>'.$cur_error.'</strong></li>'."\n";
1674	?>
1675	</ul>
1676	</div>
1677	<?php endif; ?> </div>
1678	<?php
1679
1680	}
1681
1682	?>
1683	<p class="buttons"><input type="submit" name="rename" value="<?php echo $lang_update['Rename users'] ?>" /></p>
1684	</form>
1685	</div>
1686	</div>
1687
1688	</div>
1689	<div class="end-box"><div><!-- Bottom Corners --></div></div>
1690	</div>
1691
1692	</body>
1693	</html>
1694	<?php
1695
1696	}
1697
1698	break;
1699
1700
1701	// Preparse posts
1702	case 'preparse_posts':
1703	$query_str = '?stage=preparse_sigs';
1704
1705	// If we don't need to parse the posts, skip this stage
1706	if (isset($pun_config['o_parser_revision']) && $pun_config['o_parser_revision'] >= UPDATE_TO_PARSER_REVISION)
1707	break;
1708
1709	require PUN_ROOT.'include/parser.php';
1710
1711	// Fetch posts to process this cycle
1712	$result = $db->query('SELECT id, message FROM '.$db->prefix.'posts WHERE id > '.$start_at.' ORDER BY id ASC LIMIT '.PER_PAGE) or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
1713
1714	$temp = array();
1715	$end_at = 0;
1716	while ($cur_item = $db->fetch_assoc($result))
1717	{
1718	echo sprintf($lang_update['Preparsing item'], $lang_update['post'], $cur_item['id']).'<br />'."\n";
1719	$db->query('UPDATE '.$db->prefix.'posts SET message = \''.$db->escape(preparse_bbcode($cur_item['message'], $temp)).'\' WHERE id = '.$cur_item['id']) or error('Unable to update post', __FILE__, __LINE__, $db->error());
1720
1721	$end_at = $cur_item['id'];
1722	}
1723
1724	// Check if there is more work to do
1725	if ($end_at > 0)
1726	{
1727	$result = $db->query('SELECT 1 FROM '.$db->prefix.'posts WHERE id > '.$end_at.' ORDER BY id ASC LIMIT 1') or error('Unable to fetch next ID', __FILE__, __LINE__, $db->error());
1728
1729	if ($db->num_rows($result) > 0)
1730	$query_str = '?stage=preparse_posts&start_at='.$end_at;
1731	}
1732
1733	break;
1734
1735
1736	// Preparse signatures
1737	case 'preparse_sigs':
1738	$query_str = '?stage=rebuild_idx';
1739
1740	// If we don't need to parse the sigs, skip this stage
1741	if (isset($pun_config['o_parser_revision']) && $pun_config['o_parser_revision'] >= UPDATE_TO_PARSER_REVISION)
1742	break;
1743
1744	require PUN_ROOT.'include/parser.php';
1745
1746	// Fetch users to process this cycle
1747	$result = $db->query('SELECT id, signature FROM '.$db->prefix.'users WHERE id > '.$start_at.' ORDER BY id ASC LIMIT '.PER_PAGE) or error('Unable to fetch users', __FILE__, __LINE__, $db->error());
1748
1749	$temp = array();
1750	$end_at = 0;
1751	while ($cur_item = $db->fetch_assoc($result))
1752	{
1753	echo sprintf($lang_update['Preparsing item'], $lang_update['signature'], $cur_item['id']).'<br />'."\n";
1754	$db->query('UPDATE '.$db->prefix.'users SET signature = \''.$db->escape(preparse_bbcode($cur_item['signature'], $temp, true)).'\' WHERE id = '.$cur_item['id']) or error('Unable to update user', __FILE__, __LINE__, $db->error());
1755
1756	$end_at = $cur_item['id'];
1757	}
1758
1759	// Check if there is more work to do
1760	if ($end_at > 0)
1761	{
1762	$result = $db->query('SELECT 1 FROM '.$db->prefix.'users WHERE id > '.$end_at.' ORDER BY id ASC LIMIT 1') or error('Unable to fetch next ID', __FILE__, __LINE__, $db->error());
1763	if ($db->num_rows($result) > 0)
1764	$query_str = '?stage=preparse_sigs&start_at='.$end_at;
1765	}
1766
1767	break;
1768
1769
1770	// Rebuild the search index
1771	case 'rebuild_idx':
1772	$query_str = '?stage=finish';
1773
1774	// If we don't need to update the search index, skip this stage
1775	if (isset($pun_config['o_searchindex_revision']) && $pun_config['o_searchindex_revision'] >= UPDATE_TO_SI_REVISION)
1776	break;
1777
1778	if ($start_at == 0)
1779	{
1780	// Truncate the tables just in-case we didn't already (if we are coming directly here without converting the tables)
1781	$db->truncate_table('search_cache') or error('Unable to empty search cache table', __FILE__, __LINE__, $db->error());
1782	$db->truncate_table('search_matches') or error('Unable to empty search index match table', __FILE__, __LINE__, $db->error());
1783	$db->truncate_table('search_words') or error('Unable to empty search index words table', __FILE__, __LINE__, $db->error());
1784
1785	// Reset the sequence for the search words (not needed for SQLite)
1786	switch ($db_type)
1787	{
1788	case 'mysql':
1789	case 'mysqli':
1790	case 'mysql_innodb':
1791	case 'mysqli_innodb':
1792	$db->query('ALTER TABLE '.$db->prefix.'search_words auto_increment=1') or error('Unable to update table auto_increment', __FILE__, __LINE__, $db->error());
1793	break;
1794
1795	case 'pgsql';
1796	$db->query('SELECT setval(\''.$db->prefix.'search_words_id_seq\', 1, false)') or error('Unable to update sequence', __FILE__, __LINE__, $db->error());
1797	break;
1798	}
1799	}
1800
1801	require PUN_ROOT.'include/search_idx.php';
1802
1803	// Fetch posts to process this cycle
1804	$result = $db->query('SELECT p.id, p.message, t.subject, t.first_post_id FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id WHERE p.id > '.$start_at.' ORDER BY p.id ASC LIMIT '.PER_PAGE) or error('Unable to fetch posts', __FILE__, __LINE__, $db->error());
1805
1806	$end_at = 0;
1807	while ($cur_item = $db->fetch_assoc($result))
1808	{
1809	echo sprintf($lang_update['Rebuilding index item'], $lang_update['post'], $cur_item['id']).'<br />'."\n";
1810
1811	if ($cur_item['id'] == $cur_item['first_post_id'])
1812	update_search_index('post', $cur_item['id'], $cur_item['message'], $cur_item['subject']);
1813	else
1814	update_search_index('post', $cur_item['id'], $cur_item['message']);
1815
1816	$end_at = $cur_item['id'];
1817	}
1818
1819	// Check if there is more work to do
1820	if ($end_at > 0)
1821	{
1822	$result = $db->query('SELECT 1 FROM '.$db->prefix.'posts WHERE id > '.$end_at.' ORDER BY id ASC LIMIT 1') or error('Unable to fetch next ID', __FILE__, __LINE__, $db->error());
1823
1824	if ($db->num_rows($result) > 0)
1825	$query_str = '?stage=rebuild_idx&start_at='.$end_at;
1826	}
1827
1828	break;
1829
1830
1831	// Show results page
1832	case 'finish':
1833	// We update the version number
1834	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \''.UPDATE_TO.'\' WHERE conf_name = \'o_cur_version\'') or error('Unable to update version', __FILE__, __LINE__, $db->error());
1835
1836	// And the database revision number
1837	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \''.UPDATE_TO_DB_REVISION.'\' WHERE conf_name = \'o_database_revision\'') or error('Unable to update database revision number', __FILE__, __LINE__, $db->error());
1838
1839	// And the search index revision number
1840	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \''.UPDATE_TO_SI_REVISION.'\' WHERE conf_name = \'o_searchindex_revision\'') or error('Unable to update search index revision number', __FILE__, __LINE__, $db->error());
1841
1842	// And the parser revision number
1843	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \''.UPDATE_TO_PARSER_REVISION.'\' WHERE conf_name = \'o_parser_revision\'') or error('Unable to update parser revision number', __FILE__, __LINE__, $db->error());
1844
1845	// Check the default language still exists!
1846	if (!file_exists(PUN_ROOT.'lang/'.$pun_config['o_default_lang'].'/common.php'))
1847	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \'English\' WHERE conf_name = \'o_default_lang\'') or error('Unable to update default language', __FILE__, __LINE__, $db->error());
1848
1849	// Check the default style still exists!
1850	if (!file_exists(PUN_ROOT.'style/'.$pun_config['o_default_style'].'.css'))
1851	$db->query('UPDATE '.$db->prefix.'config SET conf_value = \'Air\' WHERE conf_name = \'o_default_style\'') or error('Unable to update default style', __FILE__, __LINE__, $db->error());
1852
1853	// This feels like a good time to synchronize the forums
1854	$result = $db->query('SELECT id FROM '.$db->prefix.'forums') or error('Unable to fetch forum IDs', __FILE__, __LINE__, $db->error());
1855
1856	while ($row = $db->fetch_row($result))
1857	update_forum($row[0]);
1858
1859	// Empty the PHP cache
1860	forum_clear_cache();
1861
1862	// Delete the update lock file
1863	@unlink(FORUM_CACHE_DIR.'db_update.lock');
1864
1865	?>
1866	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
1867
1868	<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="<?php echo $lang_common['lang_identifier'] ?>" lang="<?php echo $lang_common['lang_identifier'] ?>" dir="<?php echo $lang_common['lang_direction'] ?>">
1869	<head>
1870	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
1871	<title><?php echo $lang_update['Update'] ?></title>
1872	<link rel="stylesheet" type="text/css" href="style/<?php echo $default_style ?>.css" />
1873	</head>
1874	<body>
1875
1876	<div id="pundb_update" class="pun">
1877	<div class="top-box"><div><!-- Top Corners --></div></div>
1878	<div class="punwrap">
1879
1880	<div class="blockform">
1881	<h2><span><?php echo $lang_update['Update'] ?></span></h2>
1882	<div class="box">
1883	<div class="fakeform">
1884	<div class="inform">
1885	<div class="forminfo">
1886	<p style="font-size: 1.1em"><?php printf($lang_update['Successfully updated'], sprintf('<a href="index.php">%s</a>', $lang_update['go to index'])) ?></p>
1887	</div>
1888	</div>
1889	</div>
1890	</div>
1891	</div>
1892
1893	</div>
1894	<div class="end-box"><div><!-- Bottom Corners --></div></div>
1895	</div>
1896
1897	</body>
1898	</html>
1899	<?php
1900
1901	break;
1902	}
1903
1904	$db->end_transaction();
1905	$db->close();
1906
1907	if ($query_str != '')
1908	exit('<script type="text/javascript">window.location="db_update.php'.$query_str.'&uid='.$uid.'"</script><noscript><meta http-equiv="refresh" content="0;url=db_update.php'.$query_str.'&uid='.$uid.'" /></noscript>');

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