/**
* Removes the passed id_topic's.
* Permissions are NOT checked here because the function is used in a scheduled task
*
* @param int[]|int $topics The topics to remove (can be an id or an array of ids).
* @param bool $decreasePostCount if true users' post count will be reduced
* @param bool $ignoreRecycling if true topics are not moved to the recycle board (if it exists).
*/
function removeTopics($topics, $decreasePostCount = true, $ignoreRecycling = false)
{
global $modSettings;
$db = database();
// Nothing to do?
if (empty($topics)) {
return;
}
// Only a single topic.
if (is_numeric($topics)) {
$topics = array($topics);
}
// Decrease the post counts for members.
if ($decreasePostCount) {
$requestMembers = $db->query('', '
SELECT m.id_member, COUNT(*) AS posts
FROM {db_prefix}messages AS m
INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
WHERE m.id_topic IN ({array_int:topics})
AND m.icon != {string:recycled}
AND b.count_posts = {int:do_count_posts}
AND m.approved = {int:is_approved}
GROUP BY m.id_member', array('do_count_posts' => 0, 'recycled' => 'recycled', 'topics' => $topics, 'is_approved' => 1));
if ($db->num_rows($requestMembers) > 0) {
while ($rowMembers = $db->fetch_assoc($requestMembers)) {
updateMemberData($rowMembers['id_member'], array('posts' => 'posts - ' . $rowMembers['posts']));
}
}
$db->free_result($requestMembers);
}
// Recycle topics that aren't in the recycle board...
if (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 && !$ignoreRecycling) {
$request = $db->query('', '
SELECT id_topic, id_board, unapproved_posts, approved
FROM {db_prefix}topics
WHERE id_topic IN ({array_int:topics})
AND id_board != {int:recycle_board}
LIMIT ' . count($topics), array('recycle_board' => $modSettings['recycle_board'], 'topics' => $topics));
if ($db->num_rows($request) > 0) {
// Get topics that will be recycled.
$recycleTopics = array();
while ($row = $db->fetch_assoc($request)) {
if (function_exists('apache_reset_timeout')) {
@apache_reset_timeout();
}
$recycleTopics[] = $row['id_topic'];
// Set the id_previous_board for this topic - and make it not sticky.
$db->query('', '
UPDATE {db_prefix}topics
SET id_previous_board = {int:id_previous_board}, is_sticky = {int:not_sticky}
WHERE id_topic = {int:id_topic}', array('id_previous_board' => $row['id_board'], 'id_topic' => $row['id_topic'], 'not_sticky' => 0));
}
$db->free_result($request);
// Mark recycled topics as recycled.
$db->query('', '
UPDATE {db_prefix}messages
SET icon = {string:recycled}
WHERE id_topic IN ({array_int:recycle_topics})', array('recycle_topics' => $recycleTopics, 'recycled' => 'recycled'));
// Move the topics to the recycle board.
require_once SUBSDIR . '/Topic.subs.php';
moveTopics($recycleTopics, $modSettings['recycle_board']);
// Close reports that are being recycled.
require_once SUBSDIR . '/Moderation.subs.php';
$db->query('', '
UPDATE {db_prefix}log_reported
SET closed = {int:is_closed}
WHERE id_topic IN ({array_int:recycle_topics})', array('recycle_topics' => $recycleTopics, 'is_closed' => 1));
updateSettings(array('last_mod_report_action' => time()));
recountOpenReports();
// Topics that were recycled don't need to be deleted, so subtract them.
$topics = array_diff($topics, $recycleTopics);
} else {
$db->free_result($request);
}
}
// Still topics left to delete?
if (empty($topics)) {
return;
}
$adjustBoards = array();
// Find out how many posts we are deleting.
$request = $db->query('', '
SELECT id_board, approved, COUNT(*) AS num_topics, SUM(unapproved_posts) AS unapproved_posts,
SUM(num_replies) AS num_replies
FROM {db_prefix}topics
WHERE id_topic IN ({array_int:topics})
GROUP BY id_board, approved', array('topics' => $topics));
while ($row = $db->fetch_assoc($request)) {
if (!isset($adjustBoards[$row['id_board']]['num_posts'])) {
cache_put_data('board-' . $row['id_board'], null, 120);
$adjustBoards[$row['id_board']] = array('num_posts' => 0, 'num_topics' => 0, 'unapproved_posts' => 0, 'unapproved_topics' => 0, 'id_board' => $row['id_board']);
}
// Posts = (num_replies + 1) for each approved topic.
$adjustBoards[$row['id_board']]['num_posts'] += $row['num_replies'] + ($row['approved'] ? $row['num_topics'] : 0);
$adjustBoards[$row['id_board']]['unapproved_posts'] += $row['unapproved_posts'];
// Add the topics to the right type.
if ($row['approved']) {
$adjustBoards[$row['id_board']]['num_topics'] += $row['num_topics'];
} else {
$adjustBoards[$row['id_board']]['unapproved_topics'] += $row['num_topics'];
}
}
$db->free_result($request);
// Decrease number of posts and topics for each board.
foreach ($adjustBoards as $stats) {
if (function_exists('apache_reset_timeout')) {
@apache_reset_timeout();
}
$db->query('', '
UPDATE {db_prefix}boards
SET
num_posts = CASE WHEN {int:num_posts} > num_posts THEN 0 ELSE num_posts - {int:num_posts} END,
num_topics = CASE WHEN {int:num_topics} > num_topics THEN 0 ELSE num_topics - {int:num_topics} END,
unapproved_posts = CASE WHEN {int:unapproved_posts} > unapproved_posts THEN 0 ELSE unapproved_posts - {int:unapproved_posts} END,
unapproved_topics = CASE WHEN {int:unapproved_topics} > unapproved_topics THEN 0 ELSE unapproved_topics - {int:unapproved_topics} END
WHERE id_board = {int:id_board}', array('id_board' => $stats['id_board'], 'num_posts' => $stats['num_posts'], 'num_topics' => $stats['num_topics'], 'unapproved_posts' => $stats['unapproved_posts'], 'unapproved_topics' => $stats['unapproved_topics']));
}
// Remove polls for these topics.
$request = $db->query('', '
SELECT id_poll
FROM {db_prefix}topics
WHERE id_topic IN ({array_int:topics})
AND id_poll > {int:no_poll}
LIMIT ' . count($topics), array('no_poll' => 0, 'topics' => $topics));
$polls = array();
while ($row = $db->fetch_assoc($request)) {
$polls[] = $row['id_poll'];
}
$db->free_result($request);
if (!empty($polls)) {
$db->query('', '
DELETE FROM {db_prefix}polls
WHERE id_poll IN ({array_int:polls})', array('polls' => $polls));
$db->query('', '
DELETE FROM {db_prefix}poll_choices
WHERE id_poll IN ({array_int:polls})', array('polls' => $polls));
$db->query('', '
DELETE FROM {db_prefix}log_polls
WHERE id_poll IN ({array_int:polls})', array('polls' => $polls));
}
// Get rid of the attachment(s).
require_once SUBSDIR . '/ManageAttachments.subs.php';
$attachmentQuery = array('attachment_type' => 0, 'id_topic' => $topics);
removeAttachments($attachmentQuery, 'messages');
// Delete search index entries.
if (!empty($modSettings['search_custom_index_config'])) {
$customIndexSettings = unserialize($modSettings['search_custom_index_config']);
$request = $db->query('', '
SELECT id_msg, body
FROM {db_prefix}messages
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
$words = array();
$messages = array();
while ($row = $db->fetch_assoc($request)) {
if (function_exists('apache_reset_timeout')) {
@apache_reset_timeout();
}
$words = array_merge($words, text2words($row['body'], $customIndexSettings['bytes_per_word'], true));
$messages[] = $row['id_msg'];
}
$db->free_result($request);
$words = array_unique($words);
if (!empty($words) && !empty($messages)) {
$db->query('', '
DELETE FROM {db_prefix}log_search_words
WHERE id_word IN ({array_int:word_list})
AND id_msg IN ({array_int:message_list})', array('word_list' => $words, 'message_list' => $messages));
}
}
// Reuse the message array if available
if (empty($messages)) {
$messages = messagesInTopics($topics);
}
// If there are messages left in this topic
if (!empty($messages)) {
// Remove all likes now that the topic is gone
$db->query('', '
DELETE FROM {db_prefix}message_likes
WHERE id_msg IN ({array_int:messages})', array('messages' => $messages));
// Remove all mentions now that the topic is gone
$db->query('', '
DELETE FROM {db_prefix}log_mentions
WHERE id_msg IN ({array_int:messages})', array('messages' => $messages));
}
// Delete messages in each topic.
$db->query('', '
DELETE FROM {db_prefix}messages
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
// Remove linked calendar events.
// @todo if unlinked events are enabled, wouldn't this be expected to keep them?
$db->query('', '
DELETE FROM {db_prefix}calendar
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
// Delete log_topics data
$db->query('', '
DELETE FROM {db_prefix}log_topics
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
// Delete notifications
$db->query('', '
DELETE FROM {db_prefix}log_notify
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
// Delete the topics themselves
$db->query('', '
DELETE FROM {db_prefix}topics
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
// Remove data from the subjects for search cache
$db->query('', '
DELETE FROM {db_prefix}log_search_subjects
WHERE id_topic IN ({array_int:topics})', array('topics' => $topics));
require_once SUBSDIR . '/FollowUps.subs.php';
removeFollowUpsByTopic($topics);
foreach ($topics as $topic_id) {
cache_put_data('topic_board-' . $topic_id, null, 120);
}
// Maybe there's an addon that wants to delete topic related data of its own
call_integration_hook('integrate_remove_topics', array($topics));
// Update the totals...
updateStats('message');
updateTopicStats();
updateSettings(array('calendar_updated' => time()));
require_once SUBSDIR . '/Post.subs.php';
$updates = array();
foreach ($adjustBoards as $stats) {
$updates[] = $stats['id_board'];
}
updateLastMessages($updates);
}
/**
* Set merge options and do the actual merge of two or more topics.
*
* the merge options screen:
* * shows topics to be merged and allows to set some merge options.
* * is accessed by ?action=mergetopics;sa=options.and can also internally be called by action_quickmod().
* * uses 'merge_extra_options' sub template of the MergeTopics template.
*
* the actual merge:
* * is accessed with ?action=mergetopics;sa=execute.
* * updates the statistics to reflect the merge.
* * logs the action in the moderation log.
* * sends a notification is sent to all users monitoring this topic.
* * redirects to ?action=mergetopics;sa=done.
*
* @param int[] $topics = array() of topic ids
*/
public function action_mergeExecute($topics = array())
{
global $user_info, $txt, $context, $scripturl, $modSettings;
$db = database();
// Check the session.
checkSession('request');
require_once SUBSDIR . '/Topic.subs.php';
require_once SUBSDIR . '/Post.subs.php';
// Handle URLs from action_mergeIndex.
if (!empty($_GET['from']) && !empty($_GET['to'])) {
$topics = array((int) $_GET['from'], (int) $_GET['to']);
}
// If we came from a form, the topic IDs came by post.
if (!empty($_POST['topics']) && is_array($_POST['topics'])) {
$topics = $_POST['topics'];
}
// There's nothing to merge with just one topic...
if (empty($topics) || !is_array($topics) || count($topics) == 1) {
fatal_lang_error('merge_need_more_topics');
}
// Make sure every topic is numeric, or some nasty things could be done with the DB.
foreach ($topics as $id => $topic) {
$topics[$id] = (int) $topic;
}
// Joy of all joys, make sure they're not pi**ing about with unapproved topics they can't see :P
if ($modSettings['postmod_active']) {
$can_approve_boards = !empty($user_info['mod_cache']['ap']) ? $user_info['mod_cache']['ap'] : boardsAllowedTo('approve_posts');
}
// Get info about the topics and polls that will be merged.
$request = $db->query('', '
SELECT
t.id_topic, t.id_board, t.id_poll, t.num_views, t.is_sticky, t.approved, t.num_replies, t.unapproved_posts,
m1.subject, m1.poster_time AS time_started, IFNULL(mem1.id_member, 0) AS id_member_started, IFNULL(mem1.real_name, m1.poster_name) AS name_started,
m2.poster_time AS time_updated, IFNULL(mem2.id_member, 0) AS id_member_updated, IFNULL(mem2.real_name, m2.poster_name) AS name_updated
FROM {db_prefix}topics AS t
INNER JOIN {db_prefix}messages AS m1 ON (m1.id_msg = t.id_first_msg)
INNER JOIN {db_prefix}messages AS m2 ON (m2.id_msg = t.id_last_msg)
LEFT JOIN {db_prefix}members AS mem1 ON (mem1.id_member = m1.id_member)
LEFT JOIN {db_prefix}members AS mem2 ON (mem2.id_member = m2.id_member)
WHERE t.id_topic IN ({array_int:topic_list})
ORDER BY t.id_first_msg
LIMIT ' . count($topics), array('topic_list' => $topics));
if ($db->num_rows($request) < 2) {
fatal_lang_error('no_topic_id');
}
$num_views = 0;
$is_sticky = 0;
$boardTotals = array();
$topic_data = array();
$boards = array();
$polls = array();
$firstTopic = 0;
while ($row = $db->fetch_assoc($request)) {
// Make a note for the board counts...
if (!isset($boardTotals[$row['id_board']])) {
$boardTotals[$row['id_board']] = array('num_posts' => 0, 'num_topics' => 0, 'unapproved_posts' => 0, 'unapproved_topics' => 0);
}
// We can't see unapproved topics here?
if ($modSettings['postmod_active'] && !$row['approved'] && $can_approve_boards != array(0) && in_array($row['id_board'], $can_approve_boards)) {
continue;
} elseif (!$row['approved']) {
$boardTotals[$row['id_board']]['unapproved_topics']++;
} else {
$boardTotals[$row['id_board']]['num_topics']++;
}
$boardTotals[$row['id_board']]['unapproved_posts'] += $row['unapproved_posts'];
$boardTotals[$row['id_board']]['num_posts'] += $row['num_replies'] + ($row['approved'] ? 1 : 0);
$topic_data[$row['id_topic']] = array('id' => $row['id_topic'], 'board' => $row['id_board'], 'poll' => $row['id_poll'], 'num_views' => $row['num_views'], 'subject' => $row['subject'], 'started' => array('time' => standardTime($row['time_started']), 'html_time' => htmlTime($row['time_started']), 'timestamp' => forum_time(true, $row['time_started']), 'href' => empty($row['id_member_started']) ? '' : $scripturl . '?action=profile;u=' . $row['id_member_started'], 'link' => empty($row['id_member_started']) ? $row['name_started'] : '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member_started'] . '">' . $row['name_started'] . '</a>'), 'updated' => array('time' => standardTime($row['time_updated']), 'html_time' => htmlTime($row['time_updated']), 'timestamp' => forum_time(true, $row['time_updated']), 'href' => empty($row['id_member_updated']) ? '' : $scripturl . '?action=profile;u=' . $row['id_member_updated'], 'link' => empty($row['id_member_updated']) ? $row['name_updated'] : '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member_updated'] . '">' . $row['name_updated'] . '</a>'));
$num_views += $row['num_views'];
$boards[] = $row['id_board'];
// If there's no poll, id_poll == 0...
if ($row['id_poll'] > 0) {
$polls[] = $row['id_poll'];
}
// Store the id_topic with the lowest id_first_msg.
if (empty($firstTopic)) {
$firstTopic = $row['id_topic'];
}
$is_sticky = max($is_sticky, $row['is_sticky']);
}
$db->free_result($request);
// If we didn't get any topics then they've been messing with unapproved stuff.
if (empty($topic_data)) {
fatal_lang_error('no_topic_id');
}
$boards = array_values(array_unique($boards));
// The parameters of action_mergeExecute were set, so this must've been an internal call.
if (!empty($topics)) {
isAllowedTo('merge_any', $boards);
loadTemplate('MergeTopics');
}
// Get the boards a user is allowed to merge in.
$merge_boards = boardsAllowedTo('merge_any');
if (empty($merge_boards)) {
fatal_lang_error('cannot_merge_any', 'user');
}
require_once SUBSDIR . '/Boards.subs.php';
// Make sure they can see all boards....
$query_boards = array('boards' => $boards);
if (!in_array(0, $merge_boards)) {
$query_boards['boards'] = array_merge($query_boards['boards'], $merge_boards);
}
// Saved in a variable to (potentially) save a query later
$boards_info = fetchBoardsInfo($query_boards);
// This happens when a member is moderator of a board he cannot see
foreach ($boards as $board) {
if (!isset($boards_info[$board])) {
fatal_lang_error('no_board');
}
}
if (empty($_REQUEST['sa']) || $_REQUEST['sa'] == 'options') {
if (count($polls) > 1) {
$request = $db->query('', '
SELECT t.id_topic, t.id_poll, m.subject, p.question
FROM {db_prefix}polls AS p
INNER JOIN {db_prefix}topics AS t ON (t.id_poll = p.id_poll)
INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
WHERE p.id_poll IN ({array_int:polls})
LIMIT ' . count($polls), array('polls' => $polls));
while ($row = $db->fetch_assoc($request)) {
$context['polls'][] = array('id' => $row['id_poll'], 'topic' => array('id' => $row['id_topic'], 'subject' => $row['subject']), 'question' => $row['question'], 'selected' => $row['id_topic'] == $firstTopic);
}
$db->free_result($request);
}
if (count($boards) > 1) {
foreach ($boards_info as $row) {
$context['boards'][] = array('id' => $row['id_board'], 'name' => $row['name'], 'selected' => $row['id_board'] == $topic_data[$firstTopic]['board']);
}
}
$context['topics'] = $topic_data;
foreach ($topic_data as $id => $topic) {
$context['topics'][$id]['selected'] = $topic['id'] == $firstTopic;
}
$context['page_title'] = $txt['merge'];
$context['sub_template'] = 'merge_extra_options';
return;
}
// Determine target board.
$target_board = count($boards) > 1 ? (int) $_REQUEST['board'] : $boards[0];
if (!in_array($target_board, $boards)) {
fatal_lang_error('no_board');
}
// Determine which poll will survive and which polls won't.
$target_poll = count($polls) > 1 ? (int) $_POST['poll'] : (count($polls) == 1 ? $polls[0] : 0);
if ($target_poll > 0 && !in_array($target_poll, $polls)) {
fatal_lang_error('no_access', false);
}
$deleted_polls = empty($target_poll) ? $polls : array_diff($polls, array($target_poll));
// Determine the subject of the newly merged topic - was a custom subject specified?
if (empty($_POST['subject']) && isset($_POST['custom_subject']) && $_POST['custom_subject'] != '') {
$target_subject = strtr(Util::htmltrim(Util::htmlspecialchars($_POST['custom_subject'])), array("\r" => '', "\n" => '', "\t" => ''));
// Keep checking the length.
if (Util::strlen($target_subject) > 100) {
$target_subject = Util::substr($target_subject, 0, 100);
}
// Nothing left - odd but pick the first topics subject.
if ($target_subject == '') {
$target_subject = $topic_data[$firstTopic]['subject'];
}
} elseif (!empty($topic_data[(int) $_POST['subject']]['subject'])) {
$target_subject = $topic_data[(int) $_POST['subject']]['subject'];
} else {
$target_subject = $topic_data[$firstTopic]['subject'];
}
// Get the first and last message and the number of messages....
$request = $db->query('', '
SELECT approved, MIN(id_msg) AS first_msg, MAX(id_msg) AS last_msg, COUNT(*) AS message_count
FROM {db_prefix}messages
WHERE id_topic IN ({array_int:topics})
GROUP BY approved
ORDER BY approved DESC', array('topics' => $topics));
$topic_approved = 1;
$first_msg = 0;
while ($row = $db->fetch_assoc($request)) {
// If this is approved, or is fully unapproved.
if ($row['approved'] || !isset($first_msg)) {
$first_msg = $row['first_msg'];
$last_msg = $row['last_msg'];
if ($row['approved']) {
$num_replies = $row['message_count'] - 1;
$num_unapproved = 0;
} else {
$topic_approved = 0;
$num_replies = 0;
$num_unapproved = $row['message_count'];
}
} else {
// If this has a lower first_msg then the first post is not approved and hence the number of replies was wrong!
if ($first_msg > $row['first_msg']) {
$first_msg = $row['first_msg'];
$num_replies++;
$topic_approved = 0;
}
$num_unapproved = $row['message_count'];
}
}
$db->free_result($request);
// Ensure we have a board stat for the target board.
if (!isset($boardTotals[$target_board])) {
$boardTotals[$target_board] = array('num_posts' => 0, 'num_topics' => 0, 'unapproved_posts' => 0, 'unapproved_topics' => 0);
}
// Fix the topic count stuff depending on what the new one counts as.
if ($topic_approved) {
$boardTotals[$target_board]['num_topics']--;
} else {
$boardTotals[$target_board]['unapproved_topics']--;
}
$boardTotals[$target_board]['unapproved_posts'] -= $num_unapproved;
$boardTotals[$target_board]['num_posts'] -= $topic_approved ? $num_replies + 1 : $num_replies;
// Get the member ID of the first and last message.
$request = $db->query('', '
SELECT id_member
FROM {db_prefix}messages
WHERE id_msg IN ({int:first_msg}, {int:last_msg})
ORDER BY id_msg
LIMIT 2', array('first_msg' => $first_msg, 'last_msg' => $last_msg));
list($member_started) = $db->fetch_row($request);
list($member_updated) = $db->fetch_row($request);
// First and last message are the same, so only row was returned.
if ($member_updated === null) {
$member_updated = $member_started;
}
$db->free_result($request);
// Obtain all the message ids we are going to affect.
$affected_msgs = messagesInTopics($topics);
// Assign the first topic ID to be the merged topic.
$id_topic = min($topics);
// Grab the response prefix (like 'Re: ') in the default forum language.
$context['response_prefix'] = response_prefix();
$enforce_subject = isset($_POST['enforce_subject']) ? Util::htmlspecialchars(trim($_POST['enforce_subject'])) : '';
// Merge topic notifications.
$notifications = isset($_POST['notifications']) && is_array($_POST['notifications']) ? array_intersect($topics, $_POST['notifications']) : array();
fixMergedTopics($first_msg, $topics, $id_topic, $target_board, $target_subject, $enforce_subject, $notifications);
// Asssign the properties of the newly merged topic.
$db->query('', '
UPDATE {db_prefix}topics
SET
id_board = {int:id_board},
id_member_started = {int:id_member_started},
id_member_updated = {int:id_member_updated},
id_first_msg = {int:id_first_msg},
id_last_msg = {int:id_last_msg},
id_poll = {int:id_poll},
num_replies = {int:num_replies},
unapproved_posts = {int:unapproved_posts},
num_views = {int:num_views},
is_sticky = {int:is_sticky},
approved = {int:approved}
WHERE id_topic = {int:id_topic}', array('id_board' => $target_board, 'is_sticky' => $is_sticky, 'approved' => $topic_approved, 'id_topic' => $id_topic, 'id_member_started' => $member_started, 'id_member_updated' => $member_updated, 'id_first_msg' => $first_msg, 'id_last_msg' => $last_msg, 'id_poll' => $target_poll, 'num_replies' => $num_replies, 'unapproved_posts' => $num_unapproved, 'num_views' => $num_views));
// Get rid of the redundant polls.
if (!empty($deleted_polls)) {
require_once SUBSDIR . '/Poll.subs.php';
removePoll($deleted_polls);
}
// Cycle through each board...
foreach ($boardTotals as $id_board => $stats) {
decrementBoard($id_board, $stats);
}
// Determine the board the final topic resides in
$topic_info = getTopicInfo($id_topic);
$id_board = $topic_info['id_board'];
// Update all the statistics.
updateStats('topic');
updateStats('subject', $id_topic, $target_subject);
updateLastMessages($boards);
logAction('merge', array('topic' => $id_topic, 'board' => $id_board));
// Notify people that these topics have been merged?
require_once SUBSDIR . '/Notification.subs.php';
sendNotifications($id_topic, 'merge');
// If there's a search index that needs updating, update it...
require_once SUBSDIR . '/Search.subs.php';
$searchAPI = findSearchAPI();
if (is_callable(array($searchAPI, 'topicMerge'))) {
$searchAPI->topicMerge($id_topic, $topics, $affected_msgs, empty($enforce_subject) ? null : array($context['response_prefix'], $target_subject));
}
// Send them to the all done page.
redirectexit('action=mergetopics;sa=done;to=' . $id_topic . ';targetboard=' . $target_board);
}
