simple-machines-forum/Sources/MoveTopic.php

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2024-07-22 14:45:07 +00:00
<?php
/**
* This file contains the functions required to move topics from one board to
* another board.
*
* Simple Machines Forum (SMF)
*
* @package SMF
* @author Simple Machines https://www.simplemachines.org
* @copyright 2022 Simple Machines and individual contributors
* @license https://www.simplemachines.org/about/smf/license.php BSD
*
* @version 2.1.0
*/
if (!defined('SMF'))
die('No direct access...');
/**
* This function allows to move a topic, making sure to ask the moderator
* to give reason for topic move.
* It must be called with a topic specified. (that is, global $topic must
* be set... @todo fix this thing.)
* If the member is the topic starter requires the move_own permission,
* otherwise the move_any permission.
* Accessed via ?action=movetopic.
*
* Uses the MoveTopic template, main sub-template.
*/
function MoveTopic()
{
global $txt, $board, $topic, $user_info, $context, $language, $scripturl, $smcFunc, $modSettings, $sourcedir;
if (empty($topic))
fatal_lang_error('no_access', false);
$request = $smcFunc['db_query']('', '
SELECT t.id_member_started, ms.subject, t.approved
FROM {db_prefix}topics AS t
INNER JOIN {db_prefix}messages AS ms ON (ms.id_msg = t.id_first_msg)
WHERE t.id_topic = {int:current_topic}
LIMIT 1',
array(
'current_topic' => $topic,
)
);
list ($id_member_started, $context['subject'], $context['is_approved']) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
// Can they see it - if not approved?
if ($modSettings['postmod_active'] && !$context['is_approved'])
isAllowedTo('approve_posts');
// Permission check!
// @todo
if (!allowedTo('move_any'))
{
if ($id_member_started == $user_info['id'])
{
isAllowedTo('move_own');
}
else
isAllowedTo('move_any');
}
$context['move_any'] = $user_info['is_admin'] || $modSettings['topic_move_any'];
$boards = array();
if (!$context['move_any'])
{
$boards = array_diff(boardsAllowedTo('post_new', true), array($board));
if (empty($boards))
{
// No boards? Too bad...
fatal_lang_error('moveto_no_boards');
}
}
loadTemplate('MoveTopic');
$options = array(
'not_redirection' => true,
'use_permissions' => $context['move_any'],
);
if (!empty($_SESSION['move_to_topic']) && $_SESSION['move_to_topic'] != $board)
$options['selected_board'] = $_SESSION['move_to_topic'];
if (!$context['move_any'])
$options['included_boards'] = $boards;
require_once($sourcedir . '/Subs-MessageIndex.php');
$context['categories'] = getBoardList($options);
$context['page_title'] = $txt['move_topic'];
$context['linktree'][] = array(
'url' => $scripturl . '?topic=' . $topic . '.0',
'name' => $context['subject'],
);
$context['linktree'][] = array(
'name' => $txt['move_topic'],
);
$context['back_to_topic'] = isset($_REQUEST['goback']);
if ($user_info['language'] != $language)
{
loadLanguage('index', $language);
$temp = $txt['movetopic_default'];
loadLanguage('index');
$txt['movetopic_default'] = $temp;
}
$context['sub_template'] = 'move';
moveTopicConcurrence();
// Register this form and get a sequence number in $context.
checkSubmitOnce('register');
}
/**
* Execute the move of a topic.
* It is called on the submit of MoveTopic.
* This function logs that topics have been moved in the moderation log.
* If the member is the topic starter requires the move_own permission,
* otherwise requires the move_any permission.
* Upon successful completion redirects to message index.
* Accessed via ?action=movetopic2.
*
* Uses Subs-Post.php
*/
function MoveTopic2()
{
global $txt, $topic, $scripturl, $sourcedir, $context;
global $board, $language, $user_info, $smcFunc;
if (empty($topic))
fatal_lang_error('no_access', false);
// You can't choose to have a redirection topic and use an empty reason.
if (isset($_POST['postRedirect']) && (!isset($_POST['reason']) || trim($_POST['reason']) == ''))
fatal_lang_error('movetopic_no_reason', false);
moveTopicConcurrence();
// Make sure this form hasn't been submitted before.
checkSubmitOnce('check');
$request = $smcFunc['db_query']('', '
SELECT id_member_started, id_first_msg, approved
FROM {db_prefix}topics
WHERE id_topic = {int:current_topic}
LIMIT 1',
array(
'current_topic' => $topic,
)
);
list ($id_member_started, $id_first_msg, $context['is_approved']) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
// Can they see it?
if (!$context['is_approved'])
isAllowedTo('approve_posts');
// Can they move topics on this board?
if (!allowedTo('move_any'))
{
if ($id_member_started == $user_info['id'])
isAllowedTo('move_own');
else
isAllowedTo('move_any');
}
checkSession();
require_once($sourcedir . '/Subs-Post.php');
// The destination board must be numeric.
$_POST['toboard'] = (int) $_POST['toboard'];
// Make sure they can see the board they are trying to move to (and get whether posts count in the target board).
$request = $smcFunc['db_query']('', '
SELECT b.count_posts, b.name, m.subject
FROM {db_prefix}boards AS b
INNER JOIN {db_prefix}topics AS t ON (t.id_topic = {int:current_topic})
INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
WHERE {query_see_board}
AND b.id_board = {int:to_board}
AND b.redirect = {string:blank_redirect}
LIMIT 1',
array(
'current_topic' => $topic,
'to_board' => $_POST['toboard'],
'blank_redirect' => '',
)
);
if ($smcFunc['db_num_rows']($request) == 0)
fatal_lang_error('no_board');
list ($pcounter, $board_name, $subject) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
// Remember this for later.
$_SESSION['move_to_topic'] = $_POST['toboard'];
// Rename the topic...
if (isset($_POST['reset_subject'], $_POST['custom_subject']) && $_POST['custom_subject'] != '')
{
$_POST['custom_subject'] = strtr($smcFunc['htmltrim']($smcFunc['htmlspecialchars']($_POST['custom_subject'])), array("\r" => '', "\n" => '', "\t" => ''));
// Keep checking the length.
if ($smcFunc['strlen']($_POST['custom_subject']) > 100)
$_POST['custom_subject'] = $smcFunc['substr']($_POST['custom_subject'], 0, 100);
// If it's still valid move onwards and upwards.
if ($_POST['custom_subject'] != '')
{
if (isset($_POST['enforce_subject']))
{
// Get a response prefix, but in the forum's default language.
if (!isset($context['response_prefix']) && !($context['response_prefix'] = cache_get_data('response_prefix')))
{
if ($language === $user_info['language'])
$context['response_prefix'] = $txt['response_prefix'];
else
{
loadLanguage('index', $language, false);
$context['response_prefix'] = $txt['response_prefix'];
loadLanguage('index');
}
cache_put_data('response_prefix', $context['response_prefix'], 600);
}
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET subject = {string:subject}
WHERE id_topic = {int:current_topic}',
array(
'current_topic' => $topic,
'subject' => $context['response_prefix'] . $_POST['custom_subject'],
)
);
}
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET subject = {string:custom_subject}
WHERE id_msg = {int:id_first_msg}',
array(
'id_first_msg' => $id_first_msg,
'custom_subject' => $_POST['custom_subject'],
)
);
// Fix the subject cache.
updateStats('subject', $topic, $_POST['custom_subject']);
}
}
// Create a link to this in the old board.
// @todo Does this make sense if the topic was unapproved before? I'd just about say so.
if (isset($_POST['postRedirect']))
{
// Replace tokens with links in the reason.
$reason_replacements = array(
$txt['movetopic_auto_board'] => '[url="' . $scripturl . '?board=' . $_POST['toboard'] . '.0"]' . $board_name . '[/url]',
$txt['movetopic_auto_topic'] => '[iurl]' . $scripturl . '?topic=' . $topic . '.0[/iurl]',
);
// Should be in the boardwide language.
if ($user_info['language'] != $language)
{
loadLanguage('index', $language);
// Make sure we catch both languages in the reason.
$reason_replacements += array(
$txt['movetopic_auto_board'] => '[url="' . $scripturl . '?board=' . $_POST['toboard'] . '.0"]' . $board_name . '[/url]',
$txt['movetopic_auto_topic'] => '[iurl]' . $scripturl . '?topic=' . $topic . '.0[/iurl]',
);
}
$_POST['reason'] = $smcFunc['htmlspecialchars']($_POST['reason'], ENT_QUOTES);
preparsecode($_POST['reason']);
// Insert real links into the reason.
$_POST['reason'] = strtr($_POST['reason'], $reason_replacements);
// auto remove this MOVED redirection topic in the future?
$redirect_expires = !empty($_POST['redirect_expires']) ? ((int) ($_POST['redirect_expires'] * 60) + time()) : 0;
// redirect to the MOVED topic from topic list?
$redirect_topic = isset($_POST['redirect_topic']) ? $topic : 0;
$msgOptions = array(
'subject' => $txt['moved'] . ': ' . $subject,
'body' => $_POST['reason'],
'icon' => 'moved',
'smileys_enabled' => 1,
);
$topicOptions = array(
'board' => $board,
'lock_mode' => 1,
'mark_as_read' => true,
'redirect_expires' => $redirect_expires,
'redirect_topic' => $redirect_topic,
);
$posterOptions = array(
'id' => $user_info['id'],
'update_post_count' => empty($pcounter),
);
createPost($msgOptions, $topicOptions, $posterOptions);
}
$request = $smcFunc['db_query']('', '
SELECT count_posts
FROM {db_prefix}boards
WHERE id_board = {int:current_board}
LIMIT 1',
array(
'current_board' => $board,
)
);
list ($pcounter_from) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
if ($pcounter_from != $pcounter)
{
$request = $smcFunc['db_query']('', '
SELECT id_member
FROM {db_prefix}messages
WHERE id_topic = {int:current_topic}
AND approved = {int:is_approved}',
array(
'current_topic' => $topic,
'is_approved' => 1,
)
);
$posters = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
if (!isset($posters[$row['id_member']]))
$posters[$row['id_member']] = 0;
$posters[$row['id_member']]++;
}
$smcFunc['db_free_result']($request);
foreach ($posters as $id_member => $posts)
{
// The board we're moving from counted posts, but not to.
if (empty($pcounter_from))
updateMemberData($id_member, array('posts' => 'posts - ' . $posts));
// The reverse: from didn't, to did.
else
updateMemberData($id_member, array('posts' => 'posts + ' . $posts));
}
}
// Do the move (includes statistics update needed for the redirect topic).
moveTopics($topic, $_POST['toboard']);
// Log that they moved this topic.
if (!allowedTo('move_own') || $id_member_started != $user_info['id'])
logAction('move', array('topic' => $topic, 'board_from' => $board, 'board_to' => $_POST['toboard']));
// Notify people that this topic has been moved?
sendNotifications($topic, 'move');
call_integration_hook('integrate_movetopic2_end');
// Why not go back to the original board in case they want to keep moving?
if (!isset($_REQUEST['goback']))
redirectexit('board=' . $board . '.0');
else
redirectexit('topic=' . $topic . '.0');
}
/**
* Moves one or more topics to a specific board. (doesn't check permissions.)
* Determines the source boards for the supplied topics
* Handles the moving of mark_read data
* Updates the posts count of the affected boards
*
* @param int|int[] $topics The ID of a single topic to move or an array containing the IDs of multiple topics to move
* @param int $toBoard The ID of the board to move the topics to
*/
function moveTopics($topics, $toBoard)
{
global $sourcedir, $user_info, $modSettings, $smcFunc, $cache_enable;
// Empty array?
if (empty($topics))
return;
// Only a single topic.
if (is_numeric($topics))
$topics = array($topics);
$fromBoards = array();
// Destination board empty or equal to 0?
if (empty($toBoard))
return;
// Are we moving to the recycle board?
$isRecycleDest = !empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] == $toBoard;
// Callback for search APIs to do their thing
require_once($sourcedir . '/Search.php');
$searchAPI = findSearchAPI();
if ($searchAPI->supportsMethod('topicsMoved'))
$searchAPI->topicsMoved($topics, $toBoard);
// Determine the source boards...
$request = $smcFunc['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' => $topics,
)
);
// Num of rows = 0 -> no topics found. Num of rows > 1 -> topics are on multiple boards.
if ($smcFunc['db_num_rows']($request) == 0)
return;
while ($row = $smcFunc['db_fetch_assoc']($request))
{
if (!isset($fromBoards[$row['id_board']]['num_posts']))
{
$fromBoards[$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.
$fromBoards[$row['id_board']]['num_posts'] += $row['num_replies'] + ($row['approved'] ? $row['num_topics'] : 0);
$fromBoards[$row['id_board']]['unapproved_posts'] += $row['unapproved_posts'];
// Add the topics to the right type.
if ($row['approved'])
$fromBoards[$row['id_board']]['num_topics'] += $row['num_topics'];
else
$fromBoards[$row['id_board']]['unapproved_topics'] += $row['num_topics'];
}
$smcFunc['db_free_result']($request);
// Move over the mark_read data. (because it may be read and now not by some!)
$SaveAServer = max(0, $modSettings['maxMsgID'] - 50000);
$request = $smcFunc['db_query']('', '
SELECT lmr.id_member, lmr.id_msg, t.id_topic, COALESCE(lt.unwatched, 0) AS unwatched
FROM {db_prefix}topics AS t
INNER JOIN {db_prefix}log_mark_read AS lmr ON (lmr.id_board = t.id_board
AND lmr.id_msg > t.id_first_msg AND lmr.id_msg > {int:protect_lmr_msg})
LEFT JOIN {db_prefix}log_topics AS lt ON (lt.id_topic = t.id_topic AND lt.id_member = lmr.id_member)
WHERE t.id_topic IN ({array_int:topics})
AND lmr.id_msg > COALESCE(lt.id_msg, 0)',
array(
'protect_lmr_msg' => $SaveAServer,
'topics' => $topics,
)
);
$log_topics = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
$log_topics[] = array($row['id_topic'], $row['id_member'], $row['id_msg'], (is_null($row['unwatched']) ? 0 : $row['unwatched']));
// Prevent queries from getting too big. Taking some steam off.
if (count($log_topics) > 500)
{
$smcFunc['db_insert']('replace',
'{db_prefix}log_topics',
array('id_topic' => 'int', 'id_member' => 'int', 'id_msg' => 'int', 'unwatched' => 'int'),
$log_topics,
array('id_topic', 'id_member')
);
$log_topics = array();
}
}
$smcFunc['db_free_result']($request);
// Now that we have all the topics that *should* be marked read, and by which members...
if (!empty($log_topics))
{
// Insert that information into the database!
$smcFunc['db_insert']('replace',
'{db_prefix}log_topics',
array('id_topic' => 'int', 'id_member' => 'int', 'id_msg' => 'int', 'unwatched' => 'int'),
$log_topics,
array('id_topic', 'id_member')
);
}
// Update the number of posts on each board.
$totalTopics = 0;
$totalPosts = 0;
$totalUnapprovedTopics = 0;
$totalUnapprovedPosts = 0;
foreach ($fromBoards as $stats)
{
$smcFunc['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'],
)
);
$totalTopics += $stats['num_topics'];
$totalPosts += $stats['num_posts'];
$totalUnapprovedTopics += $stats['unapproved_topics'];
$totalUnapprovedPosts += $stats['unapproved_posts'];
}
$smcFunc['db_query']('', '
UPDATE {db_prefix}boards
SET
num_topics = num_topics + {int:total_topics},
num_posts = num_posts + {int:total_posts},' . ($isRecycleDest ? '
unapproved_posts = {int:no_unapproved}, unapproved_topics = {int:no_unapproved}' : '
unapproved_posts = unapproved_posts + {int:total_unapproved_posts},
unapproved_topics = unapproved_topics + {int:total_unapproved_topics}') . '
WHERE id_board = {int:id_board}',
array(
'id_board' => $toBoard,
'total_topics' => $totalTopics,
'total_posts' => $totalPosts,
'total_unapproved_topics' => $totalUnapprovedTopics,
'total_unapproved_posts' => $totalUnapprovedPosts,
'no_unapproved' => 0,
)
);
// Move the topic. Done. :P
$smcFunc['db_query']('', '
UPDATE {db_prefix}topics
SET id_board = {int:id_board}' . ($isRecycleDest ? ',
unapproved_posts = {int:no_unapproved}, approved = {int:is_approved}' : '') . '
WHERE id_topic IN ({array_int:topics})',
array(
'id_board' => $toBoard,
'topics' => $topics,
'is_approved' => 1,
'no_unapproved' => 0,
)
);
// If this was going to the recycle bin, check what messages are being recycled, and remove them from the queue.
if ($isRecycleDest && ($totalUnapprovedTopics || $totalUnapprovedPosts))
{
$request = $smcFunc['db_query']('', '
SELECT id_msg
FROM {db_prefix}messages
WHERE id_topic IN ({array_int:topics})
AND approved = {int:not_approved}',
array(
'topics' => $topics,
'not_approved' => 0,
)
);
$approval_msgs = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
$approval_msgs[] = $row['id_msg'];
$smcFunc['db_free_result']($request);
// Empty the approval queue for these, as we're going to approve them next.
if (!empty($approval_msgs))
$smcFunc['db_query']('', '
DELETE FROM {db_prefix}approval_queue
WHERE id_msg IN ({array_int:message_list})
AND id_attach = {int:id_attach}',
array(
'message_list' => $approval_msgs,
'id_attach' => 0,
)
);
// Get all the current max and mins.
$request = $smcFunc['db_query']('', '
SELECT id_topic, id_first_msg, id_last_msg
FROM {db_prefix}topics
WHERE id_topic IN ({array_int:topics})',
array(
'topics' => $topics,
)
);
$topicMaxMin = array();
while ($row = $smcFunc['db_fetch_assoc']($request))
{
$topicMaxMin[$row['id_topic']] = array(
'min' => $row['id_first_msg'],
'max' => $row['id_last_msg'],
);
}
$smcFunc['db_free_result']($request);
// Check the MAX and MIN are correct.
$request = $smcFunc['db_query']('', '
SELECT id_topic, MIN(id_msg) AS first_msg, MAX(id_msg) AS last_msg
FROM {db_prefix}messages
WHERE id_topic IN ({array_int:topics})
GROUP BY id_topic',
array(
'topics' => $topics,
)
);
while ($row = $smcFunc['db_fetch_assoc']($request))
{
// If not, update.
if ($row['first_msg'] != $topicMaxMin[$row['id_topic']]['min'] || $row['last_msg'] != $topicMaxMin[$row['id_topic']]['max'])
$smcFunc['db_query']('', '
UPDATE {db_prefix}topics
SET id_first_msg = {int:first_msg}, id_last_msg = {int:last_msg}
WHERE id_topic = {int:selected_topic}',
array(
'first_msg' => $row['first_msg'],
'last_msg' => $row['last_msg'],
'selected_topic' => $row['id_topic'],
)
);
}
$smcFunc['db_free_result']($request);
}
$smcFunc['db_query']('', '
UPDATE {db_prefix}messages
SET id_board = {int:id_board}' . ($isRecycleDest ? ',approved = {int:is_approved}' : '') . '
WHERE id_topic IN ({array_int:topics})',
array(
'id_board' => $toBoard,
'topics' => $topics,
'is_approved' => 1,
)
);
$smcFunc['db_query']('', '
UPDATE {db_prefix}log_reported
SET id_board = {int:id_board}
WHERE id_topic IN ({array_int:topics})',
array(
'id_board' => $toBoard,
'topics' => $topics,
)
);
$smcFunc['db_query']('', '
UPDATE {db_prefix}calendar
SET id_board = {int:id_board}
WHERE id_topic IN ({array_int:topics})',
array(
'id_board' => $toBoard,
'topics' => $topics,
)
);
// Mark target board as seen, if it was already marked as seen before.
$request = $smcFunc['db_query']('', '
SELECT (COALESCE(lb.id_msg, 0) >= b.id_msg_updated) AS isSeen
FROM {db_prefix}boards AS b
LEFT JOIN {db_prefix}log_boards AS lb ON (lb.id_board = b.id_board AND lb.id_member = {int:current_member})
WHERE b.id_board = {int:id_board}',
array(
'current_member' => $user_info['id'],
'id_board' => $toBoard,
)
);
list ($isSeen) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
if (!empty($isSeen) && !$user_info['is_guest'])
{
$smcFunc['db_insert']('replace',
'{db_prefix}log_boards',
array('id_board' => 'int', 'id_member' => 'int', 'id_msg' => 'int'),
array($toBoard, $user_info['id'], $modSettings['maxMsgID']),
array('id_board', 'id_member')
);
}
// Update the cache?
if (!empty($cache_enable) && $cache_enable >= 3)
foreach ($topics as $topic_id)
cache_put_data('topic_board-' . $topic_id, null, 120);
require_once($sourcedir . '/Subs-Post.php');
$updates = array_keys($fromBoards);
$updates[] = $toBoard;
updateLastMessages(array_unique($updates));
// Update 'em pesky stats.
updateStats('topic');
updateStats('message');
updateSettings(array(
'calendar_updated' => time(),
));
}
/**
* Called after a topic is moved to update $board_link and $topic_link to point to new location
*/
function moveTopicConcurrence()
{
global $board, $topic, $smcFunc, $scripturl;
if (isset($_GET['current_board']))
$move_from = (int) $_GET['current_board'];
if (empty($move_from) || empty($board) || empty($topic))
return true;
if ($move_from == $board)
return true;
else
{
$request = $smcFunc['db_query']('', '
SELECT m.subject, b.name
FROM {db_prefix}topics as t
LEFT JOIN {db_prefix}boards AS b ON (t.id_board = b.id_board)
LEFT JOIN {db_prefix}messages AS m ON (t.id_first_msg = m.id_msg)
WHERE t.id_topic = {int:topic_id}
LIMIT 1',
array(
'topic_id' => $topic,
)
);
list($topic_subject, $board_name) = $smcFunc['db_fetch_row']($request);
$smcFunc['db_free_result']($request);
$board_link = '<a href="' . $scripturl . '?board=' . $board . '.0">' . $board_name . '</a>';
$topic_link = '<a href="' . $scripturl . '?topic=' . $topic . '.0">' . $topic_subject . '</a>';
fatal_lang_error('topic_already_moved', false, array($topic_link, $board_link));
}
}
?>