punbb/admin_maintenance.php
changeset 0 f9ffdbd96607
child 2 a8a21e1c7afa
equal deleted inserted replaced
-1:000000000000 0:f9ffdbd96607
       
     1 <?php
       
     2 /***********************************************************************
       
     3 
       
     4   Copyright (C) 2002-2005  Rickard Andersson (rickard@punbb.org)
       
     5 
       
     6   This file is part of PunBB.
       
     7 
       
     8   PunBB is free software; you can redistribute it and/or modify it
       
     9   under the terms of the GNU General Public License as published
       
    10   by the Free Software Foundation; either version 2 of the License,
       
    11   or (at your option) any later version.
       
    12 
       
    13   PunBB is distributed in the hope that it will be useful, but
       
    14   WITHOUT ANY WARRANTY; without even the implied warranty of
       
    15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
       
    16   GNU General Public License for more details.
       
    17 
       
    18   You should have received a copy of the GNU General Public License
       
    19   along with this program; if not, write to the Free Software
       
    20   Foundation, Inc., 59 Temple Place, Suite 330, Boston,
       
    21   MA  02111-1307  USA
       
    22 
       
    23 ************************************************************************/
       
    24 
       
    25 
       
    26 // Tell header.php to use the admin template
       
    27 define('PUN_ADMIN_CONSOLE', 1);
       
    28 // Tell common.php that we don't want output buffering
       
    29 define('PUN_DISABLE_BUFFERING', 1);
       
    30 
       
    31 define('PUN_ROOT', './');
       
    32 require PUN_ROOT.'include/common.php';
       
    33 require PUN_ROOT.'include/common_admin.php';
       
    34 
       
    35 
       
    36 if ($pun_user['g_id'] > PUN_ADMIN)
       
    37 	message($lang_common['No permission']);
       
    38 
       
    39 
       
    40 if (isset($_GET['i_per_page']) && isset($_GET['i_start_at']))
       
    41 {
       
    42 	$per_page = intval($_GET['i_per_page']);
       
    43 	$start_at = intval($_GET['i_start_at']);
       
    44 	if ($per_page < 1 || $start_at < 1)
       
    45 		message($lang_common['Bad request']);
       
    46 
       
    47 	@set_time_limit(0);
       
    48 
       
    49 	// If this is the first cycle of posts we empty the search index before we proceed
       
    50 	if (isset($_GET['i_empty_index']))
       
    51 	{
       
    52 		// This is the only potentially "dangerous" thing we can do here, so we check the referer
       
    53 		confirm_referrer('admin_maintenance.php');
       
    54 
       
    55 		$truncate_sql = ($db_type != 'sqlite' && $db_type != 'pgsql') ? 'TRUNCATE TABLE ' : 'DELETE FROM ';
       
    56 		$db->query($truncate_sql.$db->prefix.'search_matches') or error('Unable to empty search index match table', __FILE__, __LINE__, $db->error());
       
    57 		$db->query($truncate_sql.$db->prefix.'search_words') or error('Unable to empty search index words table', __FILE__, __LINE__, $db->error());
       
    58 
       
    59 		// Reset the sequence for the search words (not needed for SQLite)
       
    60 		switch ($db_type)
       
    61 		{
       
    62 			case 'mysql':
       
    63 			case 'mysqli':
       
    64 				$result = $db->query('ALTER TABLE '.$db->prefix.'search_words auto_increment=1') or error('Unable to update table auto_increment', __FILE__, __LINE__, $db->error());
       
    65 				break;
       
    66 
       
    67 			case 'pgsql';
       
    68 				$result = $db->query('SELECT setval(\''.$db->prefix.'search_words_id_seq\', 1, false)') or error('Unable to update sequence', __FILE__, __LINE__, $db->error());
       
    69 		}
       
    70 	}
       
    71 
       
    72 	$end_at = $start_at + $per_page;
       
    73 
       
    74 ?>
       
    75 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
       
    76 
       
    77 <html>
       
    78 <head>
       
    79 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
       
    80 <title><?php echo pun_htmlspecialchars($pun_config['o_board_title']) ?> / Rebuilding search index &hellip;</title>
       
    81 <style type="text/css">
       
    82 body {
       
    83 	font: 10px Verdana, Arial, Helvetica, sans-serif;
       
    84 	color: #333333;
       
    85 	background-color: #FFFFFF
       
    86 }
       
    87 </style>
       
    88 </head>
       
    89 <body>
       
    90 
       
    91 Rebuilding index &hellip; This might be a good time to put on some coffee :-)<br /><br />
       
    92 
       
    93 <?php
       
    94 
       
    95 	require PUN_ROOT.'include/search_idx.php';
       
    96 
       
    97 	// Fetch posts to process
       
    98 	$result = $db->query('SELECT DISTINCT t.id, p.id, p.message FROM '.$db->prefix.'topics AS t INNER JOIN '.$db->prefix.'posts AS p ON t.id=p.topic_id WHERE t.id>='.$start_at.' AND t.id<'.$end_at.' ORDER BY t.id') or error('Unable to fetch topic/post info', __FILE__, __LINE__, $db->error());
       
    99 
       
   100 	$cur_topic = 0;
       
   101 	while ($cur_post = $db->fetch_row($result))
       
   102 	{
       
   103 		if ($cur_post[0] <> $cur_topic)
       
   104 		{
       
   105 			// Fetch subject and ID of first post in topic
       
   106 			$result2 = $db->query('SELECT p.id, t.subject, MIN(p.posted) AS first FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id WHERE t.id='.$cur_post[0].' GROUP BY p.id, t.subject ORDER BY first LIMIT 1') or error('Unable to fetch topic info', __FILE__, __LINE__, $db->error());
       
   107 			list($first_post, $subject) = $db->fetch_row($result2);
       
   108 
       
   109 			$cur_topic = $cur_post[0];
       
   110 		}
       
   111 
       
   112 		echo 'Processing post <strong>'.$cur_post[1].'</strong> in topic <strong>'.$cur_post[0].'</strong><br />'."\n";
       
   113 
       
   114 		if ($cur_post[1] == $first_post)	// This is the "topic post" so we have to index the subject as well
       
   115 			update_search_index('post', $cur_post[1], $cur_post[2], $subject);
       
   116 		else
       
   117 			update_search_index('post', $cur_post[1], $cur_post[2]);
       
   118 	}
       
   119 
       
   120 	// Check if there is more work to do
       
   121 	$result = $db->query('SELECT id FROM '.$db->prefix.'topics WHERE id>'.$end_at) or error('Unable to fetch topic info', __FILE__, __LINE__, $db->error());
       
   122 
       
   123 	$query_str = ($db->num_rows($result)) ? '?i_per_page='.$per_page.'&i_start_at='.$end_at : '';
       
   124 
       
   125 	$db->end_transaction();
       
   126 	$db->close();
       
   127 
       
   128 	exit('<script type="text/javascript">window.location="admin_maintenance.php'.$query_str.'"</script><br />JavaScript redirect unsuccessful. Click <a href="admin_maintenance.php'.$query_str.'">here</a> to continue.');
       
   129 }
       
   130 
       
   131 
       
   132 // Get the first post ID from the db
       
   133 $result = $db->query('SELECT id FROM '.$db->prefix.'topics ORDER BY id LIMIT 1') or error('Unable to fetch topic info', __FILE__, __LINE__, $db->error());
       
   134 if ($db->num_rows($result))
       
   135 	$first_id = $db->result($result);
       
   136 
       
   137 $page_title = pun_htmlspecialchars($pun_config['o_board_title']).' / Admin / Maintenance';
       
   138 require PUN_ROOT.'header.php';
       
   139 
       
   140 generate_admin_menu('maintenance');
       
   141 
       
   142 ?>
       
   143 	<div class="blockform">
       
   144 		<h2><span>Forum Maintenance</span></h2>
       
   145 		<div class="box">
       
   146 			<form method="get" action="admin_maintenance.php">
       
   147 				<div class="inform">
       
   148 					<fieldset>
       
   149 						<legend>Rebuild search index</legend>
       
   150 						<div class="infldset">
       
   151 							<p>If you've added, edited or removed posts manually in the database or if you're having problems searching, you should rebuild the search index. For best performance you should put the forum in maintenance mode during rebuilding. <strong>Rebuilding the search index can take a long time and will increase server load during the rebuild process!</strong></p>
       
   152 							<table class="aligntop" cellspacing="0">
       
   153 								<tr>
       
   154 									<th scope="row">Topics per cycle</th>
       
   155 									<td>
       
   156 										<input type="text" name="i_per_page" size="7" maxlength="7" value="100" tabindex="1" />
       
   157 										<span>The number of topics to process per pageview. E.g. if you were to enter 100, one hundred topics would be processed and then the page would refresh. This is to prevent the script from timing out during the rebuild process.</span>
       
   158 									</td>
       
   159 								</tr>
       
   160 								<tr>
       
   161 									<th scope="row">Starting Topic ID</th>
       
   162 									<td>
       
   163 										<input type="text" name="i_start_at" size="7" maxlength="7" value="<?php echo (isset($first_id)) ? $first_id : 0 ?>" tabindex="2" />
       
   164 										<span>The topic ID to start rebuilding at. It's default value is the first available ID in the database. Normally you wouldn't want to change this.</span>
       
   165 									</td>
       
   166 								</tr>
       
   167 								<tr>
       
   168 									<th scope="row">Empty index</th>
       
   169 									<td class="inputadmin">
       
   170 										<span><input type="checkbox" name="i_empty_index" value="1" tabindex="3" checked="checked" />&nbsp;&nbsp;Select this if you want the search index to be emptied before rebuilding (see below).</span>
       
   171 									</td>
       
   172 								</tr>
       
   173 							</table>
       
   174 							<p class="topspace">Once the process has completed you will be redirected back to this page. It is highly recommended that you have JavaScript enabled in your browser during rebuilding (for automatic redirect when a cycle has completed). If you are forced to abort the rebuild process, make a note of the last processed topic ID and enter that ID+1 in "Topic ID to start at" when/if you want to continue ("Empty index" must not be selected).</p>
       
   175 							<div class="fsetsubmit"><input type="submit" name="rebuild_index" value="Rebuild index" tabindex="4" /></div>
       
   176 						</div>
       
   177 					</fieldset>
       
   178 				</div>
       
   179 			</form>
       
   180 		</div>
       
   181 	</div>
       
   182 	<div class="clearer"></div>
       
   183 </div>
       
   184 <?php
       
   185 
       
   186 require PUN_ROOT.'footer.php';