Chris@76: <?php
Chris@76: 
Chris@76: /**
Chris@76:  * Simple Machines Forum (SMF)
Chris@76:  *
Chris@76:  * @package SMF
Chris@76:  * @author Simple Machines http://www.simplemachines.org
Chris@76:  * @copyright 2011 Simple Machines
Chris@76:  * @license http://www.simplemachines.org/about/smf/license.php BSD
Chris@76:  *
Chris@76:  * @version 2.0
Chris@76:  */
Chris@76: 
Chris@76: if (!defined('SMF'))
Chris@76: 	die('Hacking attempt...');
Chris@76: 
Chris@76: /*	The contents of this file handle the deletion of topics, posts, and related
Chris@76: 	paraphernalia.  It has the following functions:
Chris@76: 
Chris@76: 	void RemoveTopic2()
Chris@76: 		// !!!
Chris@76: 
Chris@76: 	void DeleteMessage()
Chris@76: 		// !!!
Chris@76: 
Chris@76: 	void RemoveOldTopics2()
Chris@76: 		// !!!
Chris@76: 
Chris@76: 	void removeTopics(array topics, bool decreasePostCount = true, bool ignoreRecycling = false)
Chris@76: 		// !!!
Chris@76: 
Chris@76: 	bool removeMessage(int id_msg, bool decreasePostCount = true)
Chris@76: 		// !!!
Chris@76: */
Chris@76: 
Chris@76: // Completely remove an entire topic.
Chris@76: function RemoveTopic2()
Chris@76: {
Chris@76: 	global $user_info, $topic, $board, $sourcedir, $smcFunc, $context, $modSettings;
Chris@76: 
Chris@76: 	// Make sure they aren't being lead around by someone. (:@)
Chris@76: 	checkSession('get');
Chris@76: 
Chris@76: 	// This file needs to be included for sendNotifications().
Chris@76: 	require_once($sourcedir . '/Subs-Post.php');
Chris@76: 
Chris@76: 	// Trying to fool us around, are we?
Chris@76: 	if (empty($topic))
Chris@76: 		redirectexit();
Chris@76: 
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_member_started, ms.subject, t.approved
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}messages AS ms ON (ms.id_msg = t.id_first_msg)
Chris@76: 		WHERE t.id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	list ($starter, $subject, $approved) = $smcFunc['db_fetch_row']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	if ($starter == $user_info['id'] && !allowedTo('remove_any'))
Chris@76: 		isAllowedTo('remove_own');
Chris@76: 	else
Chris@76: 		isAllowedTo('remove_any');
Chris@76: 
Chris@76: 	// Can they see the topic?
Chris@76: 	if ($modSettings['postmod_active'] && !$approved && $starter != $user_info['id'])
Chris@76: 		isAllowedTo('approve_posts');
Chris@76: 
Chris@76: 	// Notify people that this topic has been removed.
Chris@76: 	sendNotifications($topic, 'remove');
Chris@76: 
Chris@76: 	removeTopics($topic);
Chris@76: 
Chris@76: 	// Note, only log topic ID in native form if it's not gone forever.
Chris@76: 	if (allowedTo('remove_any') || (allowedTo('remove_own') && $starter == $user_info['id']))
Chris@76: 		logAction('remove', array((empty($modSettings['recycle_enable']) || $modSettings['recycle_board'] != $board ? 'topic' : 'old_topic_id') => $topic, 'subject' => $subject, 'member' => $starter, 'board' => $board));
Chris@76: 
Chris@76: 	redirectexit('board=' . $board . '.0');
Chris@76: }
Chris@76: 
Chris@76: // Remove just a single post.
Chris@76: function DeleteMessage()
Chris@76: {
Chris@76: 	global $user_info, $topic, $board, $modSettings, $smcFunc;
Chris@76: 
Chris@76: 	checkSession('get');
Chris@76: 
Chris@76: 	$_REQUEST['msg'] = (int) $_REQUEST['msg'];
Chris@76: 
Chris@76: 	// Is $topic set?
Chris@76: 	if (empty($topic) && isset($_REQUEST['topic']))
Chris@76: 		$topic = (int) $_REQUEST['topic'];
Chris@76: 
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_member_started, m.id_member, m.subject, m.poster_time, m.approved
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}messages AS m ON (m.id_msg = {int:id_msg} AND m.id_topic = {int:current_topic})
Chris@76: 		WHERE t.id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 			'id_msg' => $_REQUEST['msg'],
Chris@76: 		)
Chris@76: 	);
Chris@76: 	list ($starter, $poster, $subject, $post_time, $approved) = $smcFunc['db_fetch_row']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Verify they can see this!
Chris@76: 	if ($modSettings['postmod_active'] && !$approved && !empty($poster) && $poster != $user_info['id'])
Chris@76: 		isAllowedTo('approve_posts');
Chris@76: 
Chris@76: 	if ($poster == $user_info['id'])
Chris@76: 	{
Chris@76: 		if (!allowedTo('delete_own'))
Chris@76: 		{
Chris@76: 			if ($starter == $user_info['id'] && !allowedTo('delete_any'))
Chris@76: 				isAllowedTo('delete_replies');
Chris@76: 			elseif (!allowedTo('delete_any'))
Chris@76: 				isAllowedTo('delete_own');
Chris@76: 		}
Chris@76: 		elseif (!allowedTo('delete_any') && ($starter != $user_info['id'] || !allowedTo('delete_replies')) && !empty($modSettings['edit_disable_time']) && $post_time + $modSettings['edit_disable_time'] * 60 < time())
Chris@76: 			fatal_lang_error('modify_post_time_passed', false);
Chris@76: 	}
Chris@76: 	elseif ($starter == $user_info['id'] && !allowedTo('delete_any'))
Chris@76: 		isAllowedTo('delete_replies');
Chris@76: 	else
Chris@76: 		isAllowedTo('delete_any');
Chris@76: 
Chris@76: 	// If the full topic was removed go back to the board.
Chris@76: 	$full_topic = removeMessage($_REQUEST['msg']);
Chris@76: 
Chris@76: 	if (allowedTo('delete_any') && (!allowedTo('delete_own') || $poster != $user_info['id']))
Chris@76: 		logAction('delete', array('topic' => $topic, 'subject' => $subject, 'member' => $poster, 'board' => $board));
Chris@76: 
Chris@76: 	// We want to redirect back to recent action.
Chris@76: 	if (isset($_REQUEST['recent']))
Chris@76: 		redirectexit('action=recent');
Chris@76: 	elseif (isset($_REQUEST['profile'], $_REQUEST['start'], $_REQUEST['u']))
Chris@76: 		redirectexit('action=profile;u=' . $_REQUEST['u'] . ';area=showposts;start=' . $_REQUEST['start']);
Chris@76: 	elseif ($full_topic)
Chris@76: 		redirectexit('board=' . $board . '.0');
Chris@76: 	else
Chris@76: 		redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
Chris@76: }
Chris@76: 
Chris@76: // So long as you are sure... all old posts will be gone.
Chris@76: function RemoveOldTopics2()
Chris@76: {
Chris@76: 	global $modSettings, $smcFunc;
Chris@76: 
Chris@76: 	isAllowedTo('admin_forum');
Chris@76: 	checkSession('post', 'admin');
Chris@76: 
Chris@76: 	// No boards at all?  Forget it then :/.
Chris@76: 	if (empty($_POST['boards']))
Chris@76: 		redirectexit('action=admin;area=maintain;sa=topics');
Chris@76: 
Chris@76: 	// This should exist, but we can make sure.
Chris@76: 	$_POST['delete_type'] = isset($_POST['delete_type']) ? $_POST['delete_type'] : 'nothing';
Chris@76: 
Chris@76: 	// Custom conditions.
Chris@76: 	$condition = '';
Chris@76: 	$condition_params = array(
Chris@76: 		'boards' => array_keys($_POST['boards']),
Chris@76: 		'poster_time' => time() - 3600 * 24 * $_POST['maxdays'],
Chris@76: 	);
Chris@76: 
Chris@76: 	// Just moved notice topics?
Chris@76: 	if ($_POST['delete_type'] == 'moved')
Chris@76: 	{
Chris@76: 		$condition .= '
Chris@76: 			AND m.icon = {string:icon}
Chris@76: 			AND t.locked = {int:locked}';
Chris@76: 		$condition_params['icon'] = 'moved';
Chris@76: 		$condition_params['locked'] = 1;
Chris@76: 	}
Chris@76: 	// Otherwise, maybe locked topics only?
Chris@76: 	elseif ($_POST['delete_type'] == 'locked')
Chris@76: 	{
Chris@76: 		$condition .= '
Chris@76: 			AND t.locked = {int:locked}';
Chris@76: 		$condition_params['locked'] = 1;
Chris@76: 	}
Chris@76: 
Chris@76: 	// Exclude stickies?
Chris@76: 	if (isset($_POST['delete_old_not_sticky']))
Chris@76: 	{
Chris@76: 		$condition .= '
Chris@76: 			AND t.is_sticky = {int:is_sticky}';
Chris@76: 		$condition_params['is_sticky'] = 0;
Chris@76: 	}
Chris@76: 
Chris@76: 	// All we're gonna do here is grab the id_topic's and send them to removeTopics().
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_topic
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_last_msg)
Chris@76: 		WHERE
Chris@76: 			m.poster_time < {int:poster_time}' . $condition . '
Chris@76: 			AND t.id_board IN ({array_int:boards})',
Chris@76: 		$condition_params
Chris@76: 	);
Chris@76: 	$topics = array();
Chris@76: 	while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		$topics[] = $row['id_topic'];
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	removeTopics($topics, false, true);
Chris@76: 
Chris@76: 	// Log an action into the moderation log.
Chris@76: 	logAction('pruned', array('days' => $_POST['maxdays']));
Chris@76: 
Chris@76: 	redirectexit('action=admin;area=maintain;sa=topics;done=purgeold');
Chris@76: }
Chris@76: 
Chris@76: // Removes the passed id_topic's. (permissions are NOT checked here!)
Chris@76: function removeTopics($topics, $decreasePostCount = true, $ignoreRecycling = false)
Chris@76: {
Chris@76: 	global $sourcedir, $modSettings, $smcFunc;
Chris@76: 
Chris@76: 	// Nothing to do?
Chris@76: 	if (empty($topics))
Chris@76: 		return;
Chris@76: 	// Only a single topic.
Chris@76: 	elseif (is_numeric($topics))
Chris@76: 		$topics = array($topics);
Chris@76: 
Chris@76: 	// Decrease the post counts.
Chris@76: 	if ($decreasePostCount)
Chris@76: 	{
Chris@76: 		$requestMembers = $smcFunc['db_query']('', '
Chris@76: 			SELECT m.id_member, COUNT(*) AS posts
Chris@76: 			FROM {db_prefix}messages AS m
Chris@76: 				INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
Chris@76: 			WHERE m.id_topic IN ({array_int:topics})
Chris@76: 				AND m.icon != {string:recycled}
Chris@76: 				AND b.count_posts = {int:do_count_posts}
Chris@76: 				AND m.approved = {int:is_approved}
Chris@76: 			GROUP BY m.id_member',
Chris@76: 			array(
Chris@76: 				'do_count_posts' => 0,
Chris@76: 				'recycled' => 'recycled',
Chris@76: 				'topics' => $topics,
Chris@76: 				'is_approved' => 1,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		if ($smcFunc['db_num_rows']($requestMembers) > 0)
Chris@76: 		{
Chris@76: 			while ($rowMembers = $smcFunc['db_fetch_assoc']($requestMembers))
Chris@76: 				updateMemberData($rowMembers['id_member'], array('posts' => 'posts - ' . $rowMembers['posts']));
Chris@76: 		}
Chris@76: 		$smcFunc['db_free_result']($requestMembers);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Recycle topics that aren't in the recycle board...
Chris@76: 	if (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 && !$ignoreRecycling)
Chris@76: 	{
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_topic, id_board, unapproved_posts, approved
Chris@76: 			FROM {db_prefix}topics
Chris@76: 			WHERE id_topic IN ({array_int:topics})
Chris@76: 				AND id_board != {int:recycle_board}
Chris@76: 			LIMIT ' . count($topics),
Chris@76: 			array(
Chris@76: 				'recycle_board' => $modSettings['recycle_board'],
Chris@76: 				'topics' => $topics,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		if ($smcFunc['db_num_rows']($request) > 0)
Chris@76: 		{
Chris@76: 			// Get topics that will be recycled.
Chris@76: 			$recycleTopics = array();
Chris@76: 			while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 			{
Chris@76: 				if (function_exists('apache_reset_timeout'))
Chris@76: 					@apache_reset_timeout();
Chris@76: 
Chris@76: 				$recycleTopics[] = $row['id_topic'];
Chris@76: 
Chris@76: 				// Set the id_previous_board for this topic - and make it not sticky.
Chris@76: 				$smcFunc['db_query']('', '
Chris@76: 					UPDATE {db_prefix}topics
Chris@76: 					SET id_previous_board = {int:id_previous_board}, is_sticky = {int:not_sticky}
Chris@76: 					WHERE id_topic = {int:id_topic}',
Chris@76: 					array(
Chris@76: 						'id_previous_board' => $row['id_board'],
Chris@76: 						'id_topic' => $row['id_topic'],
Chris@76: 						'not_sticky' => 0,
Chris@76: 					)
Chris@76: 				);
Chris@76: 			}
Chris@76: 			$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 			// Mark recycled topics as recycled.
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}messages
Chris@76: 				SET icon = {string:recycled}
Chris@76: 				WHERE id_topic IN ({array_int:recycle_topics})',
Chris@76: 				array(
Chris@76: 					'recycle_topics' => $recycleTopics,
Chris@76: 					'recycled' => 'recycled',
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			// Move the topics to the recycle board.
Chris@76: 			require_once($sourcedir . '/MoveTopic.php');
Chris@76: 			moveTopics($recycleTopics, $modSettings['recycle_board']);
Chris@76: 
Chris@76: 			// Close reports that are being recycled.
Chris@76: 			require_once($sourcedir . '/ModerationCenter.php');
Chris@76: 
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}log_reported
Chris@76: 				SET closed = {int:is_closed}
Chris@76: 				WHERE id_topic IN ({array_int:recycle_topics})',
Chris@76: 				array(
Chris@76: 					'recycle_topics' => $recycleTopics,
Chris@76: 					'is_closed' => 1,
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			updateSettings(array('last_mod_report_action' => time()));
Chris@76: 			recountOpenReports();
Chris@76: 
Chris@76: 			// Topics that were recycled don't need to be deleted, so subtract them.
Chris@76: 			$topics = array_diff($topics, $recycleTopics);
Chris@76: 		}
Chris@76: 		else
Chris@76: 			$smcFunc['db_free_result']($request);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Still topics left to delete?
Chris@76: 	if (empty($topics))
Chris@76: 		return;
Chris@76: 
Chris@76: 	$adjustBoards = array();
Chris@76: 
Chris@76: 	// Find out how many posts we are deleting.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT id_board, approved, COUNT(*) AS num_topics, SUM(unapproved_posts) AS unapproved_posts,
Chris@76: 			SUM(num_replies) AS num_replies
Chris@76: 		FROM {db_prefix}topics
Chris@76: 		WHERE id_topic IN ({array_int:topics})
Chris@76: 		GROUP BY id_board, approved',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 	{
Chris@76: 		if (!isset($adjustBoards[$row['id_board']]['num_posts']))
Chris@76: 		{
Chris@76: 			$adjustBoards[$row['id_board']] = array(
Chris@76: 				'num_posts' => 0,
Chris@76: 				'num_topics' => 0,
Chris@76: 				'unapproved_posts' => 0,
Chris@76: 				'unapproved_topics' => 0,
Chris@76: 				'id_board' => $row['id_board']
Chris@76: 			);
Chris@76: 		}
Chris@76: 		// Posts = (num_replies + 1) for each approved topic.
Chris@76: 		$adjustBoards[$row['id_board']]['num_posts'] += $row['num_replies'] + ($row['approved'] ? $row['num_topics'] : 0);
Chris@76: 		$adjustBoards[$row['id_board']]['unapproved_posts'] += $row['unapproved_posts'];
Chris@76: 
Chris@76: 		// Add the topics to the right type.
Chris@76: 		if ($row['approved'])
Chris@76: 			$adjustBoards[$row['id_board']]['num_topics'] += $row['num_topics'];
Chris@76: 		else
Chris@76: 			$adjustBoards[$row['id_board']]['unapproved_topics'] += $row['num_topics'];
Chris@76: 	}
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Decrease the posts/topics...
Chris@76: 	foreach ($adjustBoards as $stats)
Chris@76: 	{
Chris@76: 		if (function_exists('apache_reset_timeout'))
Chris@76: 			@apache_reset_timeout();
Chris@76: 
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}boards
Chris@76: 			SET
Chris@76: 				num_posts = CASE WHEN {int:num_posts} > num_posts THEN 0 ELSE num_posts - {int:num_posts} END,
Chris@76: 				num_topics = CASE WHEN {int:num_topics} > num_topics THEN 0 ELSE num_topics - {int:num_topics} END,
Chris@76: 				unapproved_posts = CASE WHEN {int:unapproved_posts} > unapproved_posts THEN 0 ELSE unapproved_posts - {int:unapproved_posts} END,
Chris@76: 				unapproved_topics = CASE WHEN {int:unapproved_topics} > unapproved_topics THEN 0 ELSE unapproved_topics - {int:unapproved_topics} END
Chris@76: 			WHERE id_board = {int:id_board}',
Chris@76: 			array(
Chris@76: 				'id_board' => $stats['id_board'],
Chris@76: 				'num_posts' => $stats['num_posts'],
Chris@76: 				'num_topics' => $stats['num_topics'],
Chris@76: 				'unapproved_posts' => $stats['unapproved_posts'],
Chris@76: 				'unapproved_topics' => $stats['unapproved_topics'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Remove Polls.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT id_poll
Chris@76: 		FROM {db_prefix}topics
Chris@76: 		WHERE id_topic IN ({array_int:topics})
Chris@76: 			AND id_poll > {int:no_poll}
Chris@76: 		LIMIT ' . count($topics),
Chris@76: 		array(
Chris@76: 			'no_poll' => 0,
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$polls = array();
Chris@76: 	while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		$polls[] = $row['id_poll'];
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	if (!empty($polls))
Chris@76: 	{
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}polls
Chris@76: 			WHERE id_poll IN ({array_int:polls})',
Chris@76: 			array(
Chris@76: 				'polls' => $polls,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}poll_choices
Chris@76: 			WHERE id_poll IN ({array_int:polls})',
Chris@76: 			array(
Chris@76: 				'polls' => $polls,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}log_polls
Chris@76: 			WHERE id_poll IN ({array_int:polls})',
Chris@76: 			array(
Chris@76: 				'polls' => $polls,
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Get rid of the attachment, if it exists.
Chris@76: 	require_once($sourcedir . '/ManageAttachments.php');
Chris@76: 	$attachmentQuery = array(
Chris@76: 		'attachment_type' => 0,
Chris@76: 		'id_topic' => $topics,
Chris@76: 	);
Chris@76: 	removeAttachments($attachmentQuery, 'messages');
Chris@76: 
Chris@76: 	// Delete possible search index entries.
Chris@76: 	if (!empty($modSettings['search_custom_index_config']))
Chris@76: 	{
Chris@76: 		$customIndexSettings = unserialize($modSettings['search_custom_index_config']);
Chris@76: 
Chris@76: 		$words = array();
Chris@76: 		$messages = array();
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_msg, body
Chris@76: 			FROM {db_prefix}messages
Chris@76: 			WHERE id_topic IN ({array_int:topics})',
Chris@76: 			array(
Chris@76: 				'topics' => $topics,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		{
Chris@76: 			if (function_exists('apache_reset_timeout'))
Chris@76: 				@apache_reset_timeout();
Chris@76: 
Chris@76: 			$words = array_merge($words, text2words($row['body'], $customIndexSettings['bytes_per_word'], true));
Chris@76: 			$messages[] = $row['id_msg'];
Chris@76: 		}
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 		$words = array_unique($words);
Chris@76: 
Chris@76: 		if (!empty($words) && !empty($messages))
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				DELETE FROM {db_prefix}log_search_words
Chris@76: 				WHERE id_word IN ({array_int:word_list})
Chris@76: 					AND id_msg IN ({array_int:message_list})',
Chris@76: 				array(
Chris@76: 					'word_list' => $words,
Chris@76: 					'message_list' => $messages,
Chris@76: 				)
Chris@76: 			);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Delete anything related to the topic.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}messages
Chris@76: 		WHERE id_topic IN ({array_int:topics})',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}calendar
Chris@76: 		WHERE id_topic IN ({array_int:topics})',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}log_topics
Chris@76: 		WHERE id_topic IN ({array_int:topics})',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}log_notify
Chris@76: 		WHERE id_topic IN ({array_int:topics})',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}topics
Chris@76: 		WHERE id_topic IN ({array_int:topics})',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}log_search_subjects
Chris@76: 		WHERE id_topic IN ({array_int:topics})',
Chris@76: 		array(
Chris@76: 			'topics' => $topics,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// Update the totals...
Chris@76: 	updateStats('message');
Chris@76: 	updateStats('topic');
Chris@76: 	updateSettings(array(
Chris@76: 		'calendar_updated' => time(),
Chris@76: 	));
Chris@76: 
Chris@76: 	require_once($sourcedir . '/Subs-Post.php');
Chris@76: 	$updates = array();
Chris@76: 	foreach ($adjustBoards as $stats)
Chris@76: 		$updates[] = $stats['id_board'];
Chris@76: 	updateLastMessages($updates);
Chris@76: }
Chris@76: 
Chris@76: // Remove a specific message (including permission checks).
Chris@76: function removeMessage($message, $decreasePostCount = true)
Chris@76: {
Chris@76: 	global $board, $sourcedir, $modSettings, $user_info, $smcFunc, $context;
Chris@76: 
Chris@76: 	if (empty($message) || !is_numeric($message))
Chris@76: 		return false;
Chris@76: 
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT
Chris@76: 			m.id_member, m.icon, m.poster_time, m.subject,' . (empty($modSettings['search_custom_index_config']) ? '' : ' m.body,') . '
Chris@76: 			m.approved, t.id_topic, t.id_first_msg, t.id_last_msg, t.num_replies, t.id_board,
Chris@76: 			t.id_member_started AS id_member_poster,
Chris@76: 			b.count_posts
Chris@76: 		FROM {db_prefix}messages AS m
Chris@76: 			INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
Chris@76: 			INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
Chris@76: 		WHERE m.id_msg = {int:id_msg}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'id_msg' => $message,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 		return false;
Chris@76: 	$row = $smcFunc['db_fetch_assoc']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	if (empty($board) || $row['id_board'] != $board)
Chris@76: 	{
Chris@76: 		$delete_any = boardsAllowedTo('delete_any');
Chris@76: 
Chris@76: 		if (!in_array(0, $delete_any) && !in_array($row['id_board'], $delete_any))
Chris@76: 		{
Chris@76: 			$delete_own = boardsAllowedTo('delete_own');
Chris@76: 			$delete_own = in_array(0, $delete_own) || in_array($row['id_board'], $delete_own);
Chris@76: 			$delete_replies = boardsAllowedTo('delete_replies');
Chris@76: 			$delete_replies = in_array(0, $delete_replies) || in_array($row['id_board'], $delete_replies);
Chris@76: 
Chris@76: 			if ($row['id_member'] == $user_info['id'])
Chris@76: 			{
Chris@76: 				if (!$delete_own)
Chris@76: 				{
Chris@76: 					if ($row['id_member_poster'] == $user_info['id'])
Chris@76: 					{
Chris@76: 						if (!$delete_replies)
Chris@76: 							fatal_lang_error('cannot_delete_replies', 'permission');
Chris@76: 					}
Chris@76: 					else
Chris@76: 						fatal_lang_error('cannot_delete_own', 'permission');
Chris@76: 				}
Chris@76: 				elseif (($row['id_member_poster'] != $user_info['id'] || !$delete_replies) && !empty($modSettings['edit_disable_time']) && $row['poster_time'] + $modSettings['edit_disable_time'] * 60 < time())
Chris@76: 					fatal_lang_error('modify_post_time_passed', false);
Chris@76: 			}
Chris@76: 			elseif ($row['id_member_poster'] == $user_info['id'])
Chris@76: 			{
Chris@76: 				if (!$delete_replies)
Chris@76: 					fatal_lang_error('cannot_delete_replies', 'permission');
Chris@76: 			}
Chris@76: 			else
Chris@76: 				fatal_lang_error('cannot_delete_any', 'permission');
Chris@76: 		}
Chris@76: 
Chris@76: 		// Can't delete an unapproved message, if you can't see it!
Chris@76: 		if ($modSettings['postmod_active'] && !$row['approved'] && $row['id_member'] != $user_info['id'] && !(in_array(0, $delete_any) || in_array($row['id_board'], $delete_any)))
Chris@76: 		{
Chris@76: 			$approve_posts = boardsAllowedTo('approve_posts');
Chris@76: 			if (!in_array(0, $approve_posts) && !in_array($row['id_board'], $approve_posts))
Chris@76: 				return false;
Chris@76: 		}
Chris@76: 	}
Chris@76: 	else
Chris@76: 	{
Chris@76: 		// Check permissions to delete this message.
Chris@76: 		if ($row['id_member'] == $user_info['id'])
Chris@76: 		{
Chris@76: 			if (!allowedTo('delete_own'))
Chris@76: 			{
Chris@76: 				if ($row['id_member_poster'] == $user_info['id'] && !allowedTo('delete_any'))
Chris@76: 					isAllowedTo('delete_replies');
Chris@76: 				elseif (!allowedTo('delete_any'))
Chris@76: 					isAllowedTo('delete_own');
Chris@76: 			}
Chris@76: 			elseif (!allowedTo('delete_any') && ($row['id_member_poster'] != $user_info['id'] || !allowedTo('delete_replies')) && !empty($modSettings['edit_disable_time']) && $row['poster_time'] + $modSettings['edit_disable_time'] * 60 < time())
Chris@76: 				fatal_lang_error('modify_post_time_passed', false);
Chris@76: 		}
Chris@76: 		elseif ($row['id_member_poster'] == $user_info['id'] && !allowedTo('delete_any'))
Chris@76: 			isAllowedTo('delete_replies');
Chris@76: 		else
Chris@76: 			isAllowedTo('delete_any');
Chris@76: 
Chris@76: 		if ($modSettings['postmod_active'] && !$row['approved'] && $row['id_member'] != $user_info['id'] && !allowedTo('delete_own'))
Chris@76: 			isAllowedTo('approve_posts');
Chris@76: 	}
Chris@76: 
Chris@76: 	// Close any moderation reports for this message.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}log_reported
Chris@76: 		SET closed = {int:is_closed}
Chris@76: 		WHERE id_msg = {int:id_msg}',
Chris@76: 		array(
Chris@76: 			'is_closed' => 1,
Chris@76: 			'id_msg' => $message,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	if ($smcFunc['db_affected_rows']() != 0)
Chris@76: 	{
Chris@76: 		require_once($sourcedir . '/ModerationCenter.php');
Chris@76: 		updateSettings(array('last_mod_report_action' => time()));
Chris@76: 		recountOpenReports();
Chris@76: 	}
Chris@76: 
Chris@76: 	// Delete the *whole* topic, but only if the topic consists of one message.
Chris@76: 	if ($row['id_first_msg'] == $message)
Chris@76: 	{
Chris@76: 		if (empty($board) || $row['id_board'] != $board)
Chris@76: 		{
Chris@76: 			$remove_any = boardsAllowedTo('remove_any');
Chris@76: 			$remove_any = in_array(0, $remove_any) || in_array($row['id_board'], $remove_any);
Chris@76: 			if (!$remove_any)
Chris@76: 			{
Chris@76: 				$remove_own = boardsAllowedTo('remove_own');
Chris@76: 				$remove_own = in_array(0, $remove_own) || in_array($row['id_board'], $remove_own);
Chris@76: 			}
Chris@76: 
Chris@76: 			if ($row['id_member'] != $user_info['id'] && !$remove_any)
Chris@76: 				fatal_lang_error('cannot_remove_any', 'permission');
Chris@76: 			elseif (!$remove_any && !$remove_own)
Chris@76: 				fatal_lang_error('cannot_remove_own', 'permission');
Chris@76: 		}
Chris@76: 		else
Chris@76: 		{
Chris@76: 			// Check permissions to delete a whole topic.
Chris@76: 			if ($row['id_member'] != $user_info['id'])
Chris@76: 				isAllowedTo('remove_any');
Chris@76: 			elseif (!allowedTo('remove_any'))
Chris@76: 				isAllowedTo('remove_own');
Chris@76: 		}
Chris@76: 
Chris@76: 		// ...if there is only one post.
Chris@76: 		if (!empty($row['num_replies']))
Chris@76: 			fatal_lang_error('delFirstPost', false);
Chris@76: 
Chris@76: 		removeTopics($row['id_topic']);
Chris@76: 		return true;
Chris@76: 	}
Chris@76: 
Chris@76: 	// Deleting a recycled message can not lower anyone's post count.
Chris@76: 	if ($row['icon'] == 'recycled')
Chris@76: 		$decreasePostCount = false;
Chris@76: 
Chris@76: 	// This is the last post, update the last post on the board.
Chris@76: 	if ($row['id_last_msg'] == $message)
Chris@76: 	{
Chris@76: 		// Find the last message, set it, and decrease the post count.
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_msg, id_member
Chris@76: 			FROM {db_prefix}messages
Chris@76: 			WHERE id_topic = {int:id_topic}
Chris@76: 				AND id_msg != {int:id_msg}
Chris@76: 			ORDER BY ' . ($modSettings['postmod_active'] ? 'approved DESC, ' : '') . 'id_msg DESC
Chris@76: 			LIMIT 1',
Chris@76: 			array(
Chris@76: 				'id_topic' => $row['id_topic'],
Chris@76: 				'id_msg' => $message,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		$row2 = $smcFunc['db_fetch_assoc']($request);
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}topics
Chris@76: 			SET
Chris@76: 				id_last_msg = {int:id_last_msg},
Chris@76: 				id_member_updated = {int:id_member_updated}' . (!$modSettings['postmod_active'] || $row['approved'] ? ',
Chris@76: 				num_replies = CASE WHEN num_replies = {int:no_replies} THEN 0 ELSE num_replies - 1 END' : ',
Chris@76: 				unapproved_posts = CASE WHEN unapproved_posts = {int:no_unapproved} THEN 0 ELSE unapproved_posts - 1 END') . '
Chris@76: 			WHERE id_topic = {int:id_topic}',
Chris@76: 			array(
Chris@76: 				'id_last_msg' => $row2['id_msg'],
Chris@76: 				'id_member_updated' => $row2['id_member'],
Chris@76: 				'no_replies' => 0,
Chris@76: 				'no_unapproved' => 0,
Chris@76: 				'id_topic' => $row['id_topic'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 	// Only decrease post counts.
Chris@76: 	else
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}topics
Chris@76: 			SET ' . ($row['approved'] ? '
Chris@76: 				num_replies = CASE WHEN num_replies = {int:no_replies} THEN 0 ELSE num_replies - 1 END' : '
Chris@76: 				unapproved_posts = CASE WHEN unapproved_posts = {int:no_unapproved} THEN 0 ELSE unapproved_posts - 1 END') . '
Chris@76: 			WHERE id_topic = {int:id_topic}',
Chris@76: 			array(
Chris@76: 				'no_replies' => 0,
Chris@76: 				'no_unapproved' => 0,
Chris@76: 				'id_topic' => $row['id_topic'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 
Chris@76: 	// Default recycle to false.
Chris@76: 	$recycle = false;
Chris@76: 
Chris@76: 	// If recycle topics has been set, make a copy of this message in the recycle board.
Chris@76: 	// Make sure we're not recycling messages that are already on the recycle board.
Chris@76: 	if (!empty($modSettings['recycle_enable']) && $row['id_board'] != $modSettings['recycle_board'] && $row['icon'] != 'recycled')
Chris@76: 	{
Chris@76: 		// Check if the recycle board exists and if so get the read status.
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT (IFNULL(lb.id_msg, 0) >= b.id_msg_updated) AS is_seen, id_last_msg
Chris@76: 			FROM {db_prefix}boards AS b
Chris@76: 				LEFT JOIN {db_prefix}log_boards AS lb ON (lb.id_board = b.id_board AND lb.id_member = {int:current_member})
Chris@76: 			WHERE b.id_board = {int:recycle_board}',
Chris@76: 			array(
Chris@76: 				'current_member' => $user_info['id'],
Chris@76: 				'recycle_board' => $modSettings['recycle_board'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 		if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 			fatal_lang_error('recycle_no_valid_board');
Chris@76: 		list ($isRead, $last_board_msg) = $smcFunc['db_fetch_row']($request);
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		// Is there an existing topic in the recycle board to group this post with?
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_topic, id_first_msg, id_last_msg
Chris@76: 			FROM {db_prefix}topics
Chris@76: 			WHERE id_previous_topic = {int:id_previous_topic}
Chris@76: 				AND id_board = {int:recycle_board}',
Chris@76: 			array(
Chris@76: 				'id_previous_topic' => $row['id_topic'],
Chris@76: 				'recycle_board' => $modSettings['recycle_board'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 		list ($id_recycle_topic, $first_topic_msg, $last_topic_msg) = $smcFunc['db_fetch_row']($request);
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		// Insert a new topic in the recycle board if $id_recycle_topic is empty.
Chris@76: 		if (empty($id_recycle_topic))
Chris@76: 			$smcFunc['db_insert']('',
Chris@76: 				'{db_prefix}topics',
Chris@76: 				array(
Chris@76: 					'id_board' => 'int', 'id_member_started' => 'int', 'id_member_updated' => 'int', 'id_first_msg' => 'int',
Chris@76: 					'id_last_msg' => 'int', 'unapproved_posts' => 'int', 'approved' => 'int', 'id_previous_topic' => 'int',
Chris@76: 				),
Chris@76: 				array(
Chris@76: 					$modSettings['recycle_board'], $row['id_member'], $row['id_member'], $message,
Chris@76: 					$message, 0, 1, $row['id_topic'],
Chris@76: 				),
Chris@76: 				array('id_topic')
Chris@76: 			);
Chris@76: 
Chris@76: 		// Capture the ID of the new topic...
Chris@76: 		$topicID = empty($id_recycle_topic) ? $smcFunc['db_insert_id']('{db_prefix}topics', 'id_topic') : $id_recycle_topic;
Chris@76: 
Chris@76: 		// If the topic creation went successful, move the message.
Chris@76: 		if ($topicID > 0)
Chris@76: 		{
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}messages
Chris@76: 				SET
Chris@76: 					id_topic = {int:id_topic},
Chris@76: 					id_board = {int:recycle_board},
Chris@76: 					icon = {string:recycled},
Chris@76: 					approved = {int:is_approved}
Chris@76: 				WHERE id_msg = {int:id_msg}',
Chris@76: 				array(
Chris@76: 					'id_topic' => $topicID,
Chris@76: 					'recycle_board' => $modSettings['recycle_board'],
Chris@76: 					'id_msg' => $message,
Chris@76: 					'recycled' => 'recycled',
Chris@76: 					'is_approved' => 1,
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			// Take any reported posts with us...
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}log_reported
Chris@76: 				SET
Chris@76: 					id_topic = {int:id_topic},
Chris@76: 					id_board = {int:recycle_board}
Chris@76: 				WHERE id_msg = {int:id_msg}',
Chris@76: 				array(
Chris@76: 					'id_topic' => $topicID,
Chris@76: 					'recycle_board' => $modSettings['recycle_board'],
Chris@76: 					'id_msg' => $message,
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			// Mark recycled topic as read.
Chris@76: 			if (!$user_info['is_guest'])
Chris@76: 				$smcFunc['db_insert']('replace',
Chris@76: 					'{db_prefix}log_topics',
Chris@76: 					array('id_topic' => 'int', 'id_member' => 'int', 'id_msg' => 'int'),
Chris@76: 					array($topicID, $user_info['id'], $modSettings['maxMsgID']),
Chris@76: 					array('id_topic', 'id_member')
Chris@76: 				);
Chris@76: 
Chris@76: 			// Mark recycle board as seen, if it was marked as seen before.
Chris@76: 			if (!empty($isRead) && !$user_info['is_guest'])
Chris@76: 				$smcFunc['db_insert']('replace',
Chris@76: 					'{db_prefix}log_boards',
Chris@76: 					array('id_board' => 'int', 'id_member' => 'int', 'id_msg' => 'int'),
Chris@76: 					array($modSettings['recycle_board'], $user_info['id'], $modSettings['maxMsgID']),
Chris@76: 					array('id_board', 'id_member')
Chris@76: 				);
Chris@76: 
Chris@76: 			// Add one topic and post to the recycle bin board.
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}boards
Chris@76: 				SET
Chris@76: 					num_topics = num_topics + {int:num_topics_inc},
Chris@76: 					num_posts = num_posts + 1' .
Chris@76: 						($message > $last_board_msg ? ', id_last_msg = {int:id_merged_msg}' : '') . '
Chris@76: 				WHERE id_board = {int:recycle_board}',
Chris@76: 				array(
Chris@76: 					'num_topics_inc' => empty($id_recycle_topic) ? 1 : 0,
Chris@76: 					'recycle_board' => $modSettings['recycle_board'],
Chris@76: 					'id_merged_msg' => $message,
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			// Lets increase the num_replies, and the first/last message ID as appropriate.
Chris@76: 			if (!empty($id_recycle_topic))
Chris@76: 				$smcFunc['db_query']('', '
Chris@76: 					UPDATE {db_prefix}topics
Chris@76: 					SET num_replies = num_replies + 1' .
Chris@76: 						($message > $last_topic_msg ? ', id_last_msg = {int:id_merged_msg}' : '') .
Chris@76: 						($message < $first_topic_msg ? ', id_first_msg = {int:id_merged_msg}' : '') . '
Chris@76: 					WHERE id_topic = {int:id_recycle_topic}',
Chris@76: 					array(
Chris@76: 						'id_recycle_topic' => $id_recycle_topic,
Chris@76: 						'id_merged_msg' => $message,
Chris@76: 					)
Chris@76: 				);
Chris@76: 
Chris@76: 			// Make sure this message isn't getting deleted later on.
Chris@76: 			$recycle = true;
Chris@76: 
Chris@76: 			// Make sure we update the search subject index.
Chris@76: 			updateStats('subject', $topicID, $row['subject']);
Chris@76: 		}
Chris@76: 
Chris@76: 		// If it wasn't approved don't keep it in the queue.
Chris@76: 		if (!$row['approved'])
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				DELETE FROM {db_prefix}approval_queue
Chris@76: 				WHERE id_msg = {int:id_msg}
Chris@76: 					AND id_attach = {int:id_attach}',
Chris@76: 				array(
Chris@76: 					'id_msg' => $message,
Chris@76: 					'id_attach' => 0,
Chris@76: 				)
Chris@76: 			);
Chris@76: 	}
Chris@76: 
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}boards
Chris@76: 		SET ' . ($row['approved'] ? '
Chris@76: 			num_posts = CASE WHEN num_posts = {int:no_posts} THEN 0 ELSE num_posts - 1 END' : '
Chris@76: 			unapproved_posts = CASE WHEN unapproved_posts = {int:no_unapproved} THEN 0 ELSE unapproved_posts - 1 END') . '
Chris@76: 		WHERE id_board = {int:id_board}',
Chris@76: 		array(
Chris@76: 			'no_posts' => 0,
Chris@76: 			'no_unapproved' => 0,
Chris@76: 			'id_board' => $row['id_board'],
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// If the poster was registered and the board this message was on incremented
Chris@76: 	// the member's posts when it was posted, decrease his or her post count.
Chris@76: 	if (!empty($row['id_member']) && $decreasePostCount && empty($row['count_posts']) && $row['approved'])
Chris@76: 		updateMemberData($row['id_member'], array('posts' => '-'));
Chris@76: 
Chris@76: 	// Only remove posts if they're not recycled.
Chris@76: 	if (!$recycle)
Chris@76: 	{
Chris@76: 		// Remove the message!
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}messages
Chris@76: 			WHERE id_msg = {int:id_msg}',
Chris@76: 			array(
Chris@76: 				'id_msg' => $message,
Chris@76: 			)
Chris@76: 		);
Chris@76: 
Chris@76: 		if (!empty($modSettings['search_custom_index_config']))
Chris@76: 		{
Chris@76: 			$customIndexSettings = unserialize($modSettings['search_custom_index_config']);
Chris@76: 			$words = text2words($row['body'], $customIndexSettings['bytes_per_word'], true);
Chris@76: 			if (!empty($words))
Chris@76: 				$smcFunc['db_query']('', '
Chris@76: 					DELETE FROM {db_prefix}log_search_words
Chris@76: 					WHERE id_word IN ({array_int:word_list})
Chris@76: 						AND id_msg = {int:id_msg}',
Chris@76: 					array(
Chris@76: 						'word_list' => $words,
Chris@76: 						'id_msg' => $message,
Chris@76: 					)
Chris@76: 				);
Chris@76: 		}
Chris@76: 
Chris@76: 		// Delete attachment(s) if they exist.
Chris@76: 		require_once($sourcedir . '/ManageAttachments.php');
Chris@76: 		$attachmentQuery = array(
Chris@76: 			'attachment_type' => 0,
Chris@76: 			'id_msg' => $message,
Chris@76: 		);
Chris@76: 		removeAttachments($attachmentQuery);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Update the pesky statistics.
Chris@76: 	updateStats('message');
Chris@76: 	updateStats('topic');
Chris@76: 	updateSettings(array(
Chris@76: 		'calendar_updated' => time(),
Chris@76: 	));
Chris@76: 
Chris@76: 	// And now to update the last message of each board we messed with.
Chris@76: 	require_once($sourcedir . '/Subs-Post.php');
Chris@76: 	if ($recycle)
Chris@76: 		updateLastMessages(array($row['id_board'], $modSettings['recycle_board']));
Chris@76: 	else
Chris@76: 		updateLastMessages($row['id_board']);
Chris@76: 
Chris@76: 	return false;
Chris@76: }
Chris@76: 
Chris@76: function RestoreTopic()
Chris@76: {
Chris@76: 	global $context, $smcFunc, $modSettings, $sourcedir;
Chris@76: 
Chris@76: 	// Check session.
Chris@76: 	checkSession('get');
Chris@76: 
Chris@76: 	// Is recycled board enabled?
Chris@76: 	if (empty($modSettings['recycle_enable']))
Chris@76: 		fatal_lang_error('restored_disabled', 'critical');
Chris@76: 
Chris@76: 	// Can we be in here?
Chris@76: 	isAllowedTo('move_any', $modSettings['recycle_board']);
Chris@76: 
Chris@76: 	// We need this file.
Chris@76: 	require_once($sourcedir . '/MoveTopic.php');
Chris@76: 
Chris@76: 	$unfound_messages = array();
Chris@76: 	$topics_to_restore = array();
Chris@76: 
Chris@76: 	// Restoring messages?
Chris@76: 	if (!empty($_REQUEST['msgs']))
Chris@76: 	{
Chris@76: 		$msgs = explode(',', $_REQUEST['msgs']);
Chris@76: 		foreach ($msgs as $k => $msg)
Chris@76: 			$msgs[$k] = (int) $msg;
Chris@76: 
Chris@76: 		// Get the id_previous_board and id_previous_topic.
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT m.id_topic, m.id_msg, m.id_board, m.subject, m.id_member, t.id_previous_board, t.id_previous_topic,
Chris@76: 				t.id_first_msg, b.count_posts, IFNULL(pt.id_board, 0) AS possible_prev_board
Chris@76: 			FROM {db_prefix}messages AS m
Chris@76: 				INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
Chris@76: 				INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
Chris@76: 				LEFT JOIN {db_prefix}topics AS pt ON (pt.id_topic = t.id_previous_topic)
Chris@76: 			WHERE m.id_msg IN ({array_int:messages})',
Chris@76: 			array(
Chris@76: 				'messages' => $msgs,
Chris@76: 			)
Chris@76: 		);
Chris@76: 
Chris@76: 		$actioned_messages = array();
Chris@76: 		$previous_topics = array();
Chris@76: 		while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		{
Chris@76: 			// Restoring the first post means topic.
Chris@76: 			if ($row['id_msg'] == $row['id_first_msg'] && $row['id_previous_topic'] == $row['id_topic'])
Chris@76: 			{
Chris@76: 				$topics_to_restore[] = $row['id_topic'];
Chris@76: 				continue;
Chris@76: 			}
Chris@76: 			// Don't know where it's going?
Chris@76: 			if (empty($row['id_previous_topic']))
Chris@76: 			{
Chris@76: 				$unfound_messages[$row['id_msg']] = $row['subject'];
Chris@76: 				continue;
Chris@76: 			}
Chris@76: 
Chris@76: 			$previous_topics[] = $row['id_previous_topic'];
Chris@76: 			if (empty($actioned_messages[$row['id_previous_topic']]))
Chris@76: 				$actioned_messages[$row['id_previous_topic']] = array(
Chris@76: 					'msgs' => array(),
Chris@76: 					'count_posts' => $row['count_posts'],
Chris@76: 					'subject' => $row['subject'],
Chris@76: 					'previous_board' => $row['id_previous_board'],
Chris@76: 					'possible_prev_board' => $row['possible_prev_board'],
Chris@76: 					'current_topic' => $row['id_topic'],
Chris@76: 					'current_board' => $row['id_board'],
Chris@76: 					'members' => array(),
Chris@76: 				);
Chris@76: 
Chris@76: 			$actioned_messages[$row['id_previous_topic']]['msgs'][$row['id_msg']] = $row['subject'];
Chris@76: 			if ($row['id_member'])
Chris@76: 				$actioned_messages[$row['id_previous_topic']]['members'][] = $row['id_member'];
Chris@76: 		}
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		// Check for topics we are going to fully restore.
Chris@76: 		foreach ($actioned_messages as $topic => $data)
Chris@76: 			if (in_array($topic, $topics_to_restore))
Chris@76: 				unset($actioned_messages[$topic]);
Chris@76: 
Chris@76: 		// Load any previous topics to check they exist.
Chris@76: 		if (!empty($previous_topics))
Chris@76: 		{
Chris@76: 			$request = $smcFunc['db_query']('', '
Chris@76: 				SELECT t.id_topic, t.id_board, m.subject
Chris@76: 				FROM {db_prefix}topics AS t
Chris@76: 					INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
Chris@76: 				WHERE t.id_topic IN ({array_int:previous_topics})',
Chris@76: 				array(
Chris@76: 					'previous_topics' => $previous_topics,
Chris@76: 				)
Chris@76: 			);
Chris@76: 			$previous_topics = array();
Chris@76: 			while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 				$previous_topics[$row['id_topic']] = array(
Chris@76: 					'board' => $row['id_board'],
Chris@76: 					'subject' => $row['subject'],
Chris@76: 				);
Chris@76: 			$smcFunc['db_free_result']($request);
Chris@76: 		}
Chris@76: 
Chris@76: 		// Restore each topic.
Chris@76: 		$messages = array();
Chris@76: 		foreach ($actioned_messages as $topic => $data)
Chris@76: 		{
Chris@76: 			// If we have topics we are going to restore the whole lot ignore them.
Chris@76: 			if (in_array($topic, $topics_to_restore))
Chris@76: 			{
Chris@76: 				unset($actioned_messages[$topic]);
Chris@76: 				continue;
Chris@76: 			}
Chris@76: 
Chris@76: 			// Move the posts back then!
Chris@76: 			if (isset($previous_topics[$topic]))
Chris@76: 			{
Chris@76: 				mergePosts(array_keys($data['msgs']), $data['current_topic'], $topic);
Chris@76: 				// Log em.
Chris@76: 				logAction('restore_posts', array('topic' => $topic, 'subject' => $previous_topics[$topic]['subject'], 'board' => empty($data['previous_board']) ? $data['possible_prev_board'] : $data['previous_board']));
Chris@76: 				$messages = array_merge(array_keys($data['msgs']), $messages);
Chris@76: 			}
Chris@76: 			else
Chris@76: 			{
Chris@76: 				foreach ($data['msgs'] as $msg)
Chris@76: 					$unfound_messages[$msg['id']] = $msg['subject'];
Chris@76: 			}
Chris@76: 		}
Chris@76: 
Chris@76: 		// Put the icons back.
Chris@76: 		if (!empty($messages))
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}messages
Chris@76: 				SET icon = {string:icon}
Chris@76: 				WHERE id_msg IN ({array_int:messages})',
Chris@76: 				array(
Chris@76: 					'icon' => 'xx',
Chris@76: 					'messages' => $messages,
Chris@76: 				)
Chris@76: 			);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Now any topics?
Chris@76: 	if (!empty($_REQUEST['topics']))
Chris@76: 	{
Chris@76: 		$topics = explode(',', $_REQUEST['topics']);
Chris@76: 		foreach ($topics as $key => $id)
Chris@76: 			$topics_to_restore[] = (int) $id;
Chris@76: 	}
Chris@76: 
Chris@76: 	if (!empty($topics_to_restore))
Chris@76: 	{
Chris@76: 		// Lets get the data for these topics.
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT t.id_topic, t.id_previous_board, t.id_board, t.id_first_msg, m.subject
Chris@76: 			FROM {db_prefix}topics AS t
Chris@76: 				INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
Chris@76: 			WHERE t.id_topic IN ({array_int:topics})',
Chris@76: 			array(
Chris@76: 				'topics' => $topics_to_restore,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		{
Chris@76: 			// We can only restore if the previous board is set.
Chris@76: 			if (empty($row['id_previous_board']))
Chris@76: 			{
Chris@76: 				$unfound_messages[$row['id_first_msg']] = $row['subject'];
Chris@76: 				continue;
Chris@76: 			}
Chris@76: 
Chris@76: 			// Ok we got here so me move them from here to there.
Chris@76: 			moveTopics($row['id_topic'], $row['id_previous_board']);
Chris@76: 
Chris@76: 			// Lets remove the recycled icon.
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}messages
Chris@76: 				SET icon = {string:icon}
Chris@76: 				WHERE id_topic = {int:id_topic}',
Chris@76: 				array(
Chris@76: 					'icon' => 'xx',
Chris@76: 					'id_topic' => $row['id_topic'],
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			// Lets see if the board that we are returning to has post count enabled.
Chris@76: 			$request2 = $smcFunc['db_query']('', '
Chris@76: 				SELECT count_posts
Chris@76: 				FROM {db_prefix}boards
Chris@76: 				WHERE id_board = {int:board}',
Chris@76: 				array(
Chris@76: 					'board' => $row['id_previous_board'],
Chris@76: 				)
Chris@76: 			);
Chris@76: 			list ($count_posts) = $smcFunc['db_fetch_row']($request2);
Chris@76: 			$smcFunc['db_free_result']($request2);
Chris@76: 
Chris@76: 			if (empty($count_posts))
Chris@76: 			{
Chris@76: 				// Lets get the members that need their post count restored.
Chris@76: 				$request2 = $smcFunc['db_query']('', '
Chris@76: 					SELECT id_member, COUNT(id_msg) AS post_count
Chris@76: 					FROM {db_prefix}messages
Chris@76: 					WHERE id_topic = {int:topic}
Chris@76: 						AND approved = {int:is_approved}
Chris@76: 					GROUP BY id_member',
Chris@76: 					array(
Chris@76: 						'topic' => $row['id_topic'],
Chris@76: 						'is_approved' => 1,
Chris@76: 					)
Chris@76: 				);
Chris@76: 
Chris@76: 				while ($member = $smcFunc['db_fetch_assoc']($request2))
Chris@76: 					updateMemberData($member['id_member'], array('posts' => 'posts + ' . $member['post_count']));
Chris@76: 				$smcFunc['db_free_result']($request2);
Chris@76: 			}
Chris@76: 
Chris@76: 			// Log it.
Chris@76: 			logAction('restore_topic', array('topic' => $row['id_topic'], 'board' => $row['id_board'], 'board_to' => $row['id_previous_board']));
Chris@76: 		}
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Didn't find some things?
Chris@76: 	if (!empty($unfound_messages))
Chris@76: 		fatal_lang_error('restore_not_found', false, array(implode('<br />', $unfound_messages)));
Chris@76: 
Chris@76: 	// Just send them to the index if they get here.
Chris@76: 	redirectexit();
Chris@76: }
Chris@76: 
Chris@76: // Take a load of messages from one place and stick them in a topic.
Chris@76: function mergePosts($msgs = array(), $from_topic, $target_topic)
Chris@76: {
Chris@76: 	global $context, $smcFunc, $modSettings, $sourcedir;
Chris@76: 
Chris@76: 	//!!! This really needs to be rewritten to take a load of messages from ANY topic, it's also inefficient.
Chris@76: 
Chris@76: 	// Is it an array?
Chris@76: 	if (!is_array($msgs))
Chris@76: 		$msgs = array($msgs);
Chris@76: 
Chris@76: 	// Lets make sure they are int.
Chris@76: 	foreach ($msgs as $key => $msg)
Chris@76: 		$msgs[$key] = (int) $msg;
Chris@76: 
Chris@76: 	// Get the source information.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_board, t.id_first_msg, t.num_replies, t.unapproved_posts
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
Chris@76: 		WHERE t.id_topic = {int:from_topic}',
Chris@76: 		array(
Chris@76: 			'from_topic' => $from_topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	list ($from_board, $from_first_msg, $from_replies, $from_unapproved_posts) = $smcFunc['db_fetch_row']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Get some target topic and board stats.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_board, t.id_first_msg, t.num_replies, t.unapproved_posts, b.count_posts
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
Chris@76: 		WHERE t.id_topic = {int:target_topic}',
Chris@76: 		array(
Chris@76: 			'target_topic' => $target_topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	list ($target_board, $target_first_msg, $target_replies, $target_unapproved_posts, $count_posts) = $smcFunc['db_fetch_row']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Lets see if the board that we are returning to has post count enabled.
Chris@76: 	if (empty($count_posts))
Chris@76: 	{
Chris@76: 		// Lets get the members that need their post count restored.
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_member
Chris@76: 			FROM {db_prefix}messages
Chris@76: 			WHERE id_msg IN ({array_int:messages})
Chris@76: 				AND approved = {int:is_approved}',
Chris@76: 			array(
Chris@76: 				'messages' => $msgs,
Chris@76: 				'is_approved' => 1,
Chris@76: 			)
Chris@76: 		);
Chris@76: 
Chris@76: 		while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 			updateMemberData($row['id_member'], array('posts' => '+'));
Chris@76: 	}
Chris@76: 
Chris@76: 	// Time to move the messages.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}messages
Chris@76: 		SET
Chris@76: 			id_topic = {int:target_topic},
Chris@76: 			id_board = {int:target_board},
Chris@76: 			icon = {string:icon}
Chris@76: 		WHERE id_msg IN({array_int:msgs})',
Chris@76: 		array(
Chris@76: 			'target_topic' => $target_topic,
Chris@76: 			'target_board' => $target_board,
Chris@76: 			'icon' => $target_board == $modSettings['recycle_board'] ? 'recycled' : 'xx',
Chris@76: 			'msgs' => $msgs,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// Fix the id_first_msg and id_last_msg for the target topic.
Chris@76: 	$target_topic_data = array(
Chris@76: 		'num_replies' => 0,
Chris@76: 		'unapproved_posts' => 0,
Chris@76: 		'id_first_msg' => 9999999999,
Chris@76: 	);
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT MIN(id_msg) AS id_first_msg, MAX(id_msg) AS id_last_msg, COUNT(*) AS message_count, approved
Chris@76: 		FROM {db_prefix}messages
Chris@76: 		WHERE id_topic = {int:target_topic}
Chris@76: 		GROUP BY id_topic, approved
Chris@76: 		ORDER BY approved ASC
Chris@76: 		LIMIT 2',
Chris@76: 		array(
Chris@76: 			'target_topic' => $target_topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 	{
Chris@76: 		if ($row['id_first_msg'] < $target_topic_data['id_first_msg'])
Chris@76: 			$target_topic_data['id_first_msg'] = $row['id_first_msg'];
Chris@76: 		$target_topic_data['id_last_msg'] = $row['id_last_msg'];
Chris@76: 		if (!$row['approved'])
Chris@76: 			$target_topic_data['unapproved_posts'] = $row['message_count'];
Chris@76: 		else
Chris@76: 			$target_topic_data['num_replies'] = max(0, $row['message_count'] - 1);
Chris@76: 	}
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// We have a new post count for the board.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}boards
Chris@76: 		SET
Chris@76: 			num_posts = num_posts + {int:diff_replies},
Chris@76: 			unapproved_posts = unapproved_posts + {int:diff_unapproved_posts}
Chris@76: 		WHERE id_board = {int:target_board}',
Chris@76: 		array(
Chris@76: 			'diff_replies' => $target_topic_data['num_replies'] - $target_replies, // Lets keep in mind that the first message in a topic counts towards num_replies in a board.
Chris@76: 			'diff_unapproved_posts' => $target_topic_data['unapproved_posts'] - $target_unapproved_posts,
Chris@76: 			'target_board' => $target_board,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// In some cases we merged the only post in a topic so the topic data is left behind in the topic table.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT id_topic
Chris@76: 		FROM {db_prefix}messages
Chris@76: 		WHERE id_topic = {int:from_topic}',
Chris@76: 		array(
Chris@76: 			'from_topic' => $from_topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// Remove the topic if it doesn't have any messages.
Chris@76: 	$topic_exists = true;
Chris@76: 	if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 	{
Chris@76: 		removeTopics($from_topic, false, true);
Chris@76: 		$topic_exists = false;
Chris@76: 	}
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Recycled topic.
Chris@76: 	if ($topic_exists == true)
Chris@76: 	{
Chris@76: 		// Fix the id_first_msg and id_last_msg for the source topic.
Chris@76: 		$source_topic_data = array(
Chris@76: 			'num_replies' => 0,
Chris@76: 			'unapproved_posts' => 0,
Chris@76: 			'id_first_msg' => 9999999999,
Chris@76: 		);
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT MIN(id_msg) AS id_first_msg, MAX(id_msg) AS id_last_msg, COUNT(*) AS message_count, approved, subject
Chris@76: 			FROM {db_prefix}messages
Chris@76: 			WHERE id_topic = {int:from_topic}
Chris@76: 			GROUP BY id_topic, approved
Chris@76: 			ORDER BY approved ASC
Chris@76: 			LIMIT 2',
Chris@76: 			array(
Chris@76: 				'from_topic' => $from_topic,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		{
Chris@76: 			if ($row['id_first_msg'] < $source_topic_data['id_first_msg'])
Chris@76: 				$source_topic_data['id_first_msg'] = $row['id_first_msg'];
Chris@76: 			$source_topic_data['id_last_msg'] = $row['id_last_msg'];
Chris@76: 			if (!$row['approved'])
Chris@76: 				$source_topic_data['unapproved_posts'] = $row['message_count'];
Chris@76: 			else
Chris@76: 				$source_topic_data['num_replies'] = max(0, $row['message_count'] - 1);
Chris@76: 		}
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		// Update the topic details for the source topic.
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}topics
Chris@76: 			SET
Chris@76: 				id_first_msg = {int:id_first_msg},
Chris@76: 				id_last_msg = {int:id_last_msg},
Chris@76: 				num_replies = {int:num_replies},
Chris@76: 				unapproved_posts = {int:unapproved_posts}
Chris@76: 			WHERE id_topic = {int:from_topic}',
Chris@76: 			array(
Chris@76: 				'id_first_msg' => $source_topic_data['id_first_msg'],
Chris@76: 				'id_last_msg' => $source_topic_data['id_last_msg'],
Chris@76: 				'num_replies' => $source_topic_data['num_replies'],
Chris@76: 				'unapproved_posts' => $source_topic_data['unapproved_posts'],
Chris@76: 				'from_topic' => $from_topic,
Chris@76: 			)
Chris@76: 		);
Chris@76: 
Chris@76: 		// We have a new post count for the source board.
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}boards
Chris@76: 			SET
Chris@76: 				num_posts = num_posts + {int:diff_replies},
Chris@76: 				unapproved_posts = unapproved_posts + {int:diff_unapproved_posts}
Chris@76: 			WHERE id_board = {int:from_board}',
Chris@76: 			array(
Chris@76: 				'diff_replies' => $source_topic_data['num_replies'] - $from_replies, // Lets keep in mind that the first message in a topic counts towards num_replies in a board.
Chris@76: 				'diff_unapproved_posts' => $source_topic_data['unapproved_posts'] - $from_unapproved_posts,
Chris@76: 				'from_board' => $from_board,
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Finally get around to updating the destination topic, now all indexes etc on the source are fixed.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}topics
Chris@76: 		SET
Chris@76: 			id_first_msg = {int:id_first_msg},
Chris@76: 			id_last_msg = {int:id_last_msg},
Chris@76: 			num_replies = {int:num_replies},
Chris@76: 			unapproved_posts = {int:unapproved_posts}
Chris@76: 		WHERE id_topic = {int:target_topic}',
Chris@76: 		array(
Chris@76: 			'id_first_msg' => $target_topic_data['id_first_msg'],
Chris@76: 			'id_last_msg' => $target_topic_data['id_last_msg'],
Chris@76: 			'num_replies' => $target_topic_data['num_replies'],
Chris@76: 			'unapproved_posts' => $target_topic_data['unapproved_posts'],
Chris@76: 			'target_topic' => $target_topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// Need it to update some stats.
Chris@76: 	require_once($sourcedir . '/Subs-Post.php');
Chris@76: 
Chris@76: 	// Update stats.
Chris@76: 	updateStats('topic');
Chris@76: 	updateStats('message');
Chris@76: 
Chris@76: 	// Subject cache?
Chris@76: 	$cache_updates = array();
Chris@76: 	if ($target_first_msg != $target_topic_data['id_first_msg'])
Chris@76: 		$cache_updates[] = $target_topic_data['id_first_msg'];
Chris@76: 	if (!empty($source_topic_data['id_first_msg']) && $from_first_msg != $source_topic_data['id_first_msg'])
Chris@76: 		$cache_updates[] = $source_topic_data['id_first_msg'];
Chris@76: 
Chris@76: 	if (!empty($cache_updates))
Chris@76: 	{
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_topic, subject
Chris@76: 			FROM {db_prefix}messages
Chris@76: 			WHERE id_msg IN ({array_int:first_messages})',
Chris@76: 			array(
Chris@76: 				'first_messages' => $cache_updates,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 			updateStats('subject', $row['id_topic'], $row['subject']);
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 	}
Chris@76: 
Chris@76: 	updateLastMessages(array($from_board, $target_board));
Chris@76: }
Chris@76: 
Chris@76: ?>