/**
* Update some basic statistics.
*
* 'member' statistic updates the latest member, the total member
* count, and the number of unapproved members.
* 'member' also only counts approved members when approval is on, but
* is much more efficient with it off.
*
* 'message' changes the total number of messages, and the
* highest message id by id_msg - which can be parameters 1 and 2,
* respectively.
*
* 'topic' updates the total number of topics, or if parameter1 is true
* simply increments them.
*
* 'subject' updateds the log_search_subjects in the event of a topic being
* moved, removed or split. parameter1 is the topicid, parameter2 is the new subject
*
* 'postgroups' case updates those members who match condition's
* post-based membergroups in the database (restricted by parameter1).
*
* @param string $type Stat type - can be 'member', 'message', 'topic', 'subject' or 'postgroups'
* @param int|string|boolean|mixed[]|null $parameter1 pass through value
* @param int|string|boolean|mixed[]|null $parameter2 pass through value
*/
function updateStats($type, $parameter1 = null, $parameter2 = null)
{
switch ($type) {
case 'member':
require_once SUBSDIR . '/Members.subs.php';
updateMemberStats($parameter1, $parameter2);
break;
case 'message':
require_once SUBSDIR . '/Messages.subs.php';
updateMessageStats($parameter1, $parameter2);
break;
case 'subject':
require_once SUBSDIR . '/Messages.subs.php';
updateSubjectStats($parameter1, $parameter2);
break;
case 'topic':
require_once SUBSDIR . '/Topic.subs.php';
updateTopicStats($parameter1);
break;
case 'postgroups':
require_once SUBSDIR . '/Membergroups.subs.php';
updatePostGroupStats($parameter1, $parameter2);
break;
default:
trigger_error('updateStats(): Invalid statistic type \'' . $type . '\'', E_USER_NOTICE);
}
}
/**
* Remove a specific message.
* !! This includes permission checks.
*
* - normally, local and global should be the localCookies and globalCookies settings, respectively.
* - uses boardurl to determine these two things.
*
* @param int $message The message id
* @param bool $decreasePostCount if true users' post count will be reduced
*/
function removeMessage($message, $decreasePostCount = true)
{
global $board, $modSettings, $user_info;
$db = database();
if (empty($message) || !is_numeric($message)) {
return false;
}
$request = $db->query('', '
SELECT
m.id_member, m.icon, m.poster_time, m.subject,' . (empty($modSettings['search_custom_index_config']) ? '' : ' m.body,') . '
m.approved, t.id_topic, t.id_first_msg, t.id_last_msg, t.num_replies, t.id_board,
t.id_member_started AS id_member_poster,
b.count_posts
FROM {db_prefix}messages AS m
INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
WHERE m.id_msg = {int:id_msg}
LIMIT 1', array('id_msg' => $message));
if ($db->num_rows($request) == 0) {
return false;
}
$row = $db->fetch_assoc($request);
$db->free_result($request);
if (empty($board) || $row['id_board'] != $board) {
$delete_any = boardsAllowedTo('delete_any');
if (!in_array(0, $delete_any) && !in_array($row['id_board'], $delete_any)) {
$delete_own = boardsAllowedTo('delete_own');
$delete_own = in_array(0, $delete_own) || in_array($row['id_board'], $delete_own);
$delete_replies = boardsAllowedTo('delete_replies');
$delete_replies = in_array(0, $delete_replies) || in_array($row['id_board'], $delete_replies);
if ($row['id_member'] == $user_info['id']) {
if (!$delete_own) {
if ($row['id_member_poster'] == $user_info['id']) {
if (!$delete_replies) {
fatal_lang_error('cannot_delete_replies', 'permission');
}
} else {
fatal_lang_error('cannot_delete_own', 'permission');
}
} elseif (($row['id_member_poster'] != $user_info['id'] || !$delete_replies) && !empty($modSettings['edit_disable_time']) && $row['poster_time'] + $modSettings['edit_disable_time'] * 60 < time()) {
fatal_lang_error('modify_post_time_passed', false);
}
} elseif ($row['id_member_poster'] == $user_info['id']) {
if (!$delete_replies) {
fatal_lang_error('cannot_delete_replies', 'permission');
}
} else {
fatal_lang_error('cannot_delete_any', 'permission');
}
}
// Can't delete an unapproved message, if you can't see it!
if ($modSettings['postmod_active'] && !$row['approved'] && $row['id_member'] != $user_info['id'] && !(in_array(0, $delete_any) || in_array($row['id_board'], $delete_any))) {
$approve_posts = !empty($user_info['mod_cache']['ap']) ? $user_info['mod_cache']['ap'] : boardsAllowedTo('approve_posts');
if (!in_array(0, $approve_posts) && !in_array($row['id_board'], $approve_posts)) {
return false;
}
}
} else {
// Check permissions to delete this message.
if ($row['id_member'] == $user_info['id']) {
if (!allowedTo('delete_own')) {
if ($row['id_member_poster'] == $user_info['id'] && !allowedTo('delete_any')) {
isAllowedTo('delete_replies');
} elseif (!allowedTo('delete_any')) {
isAllowedTo('delete_own');
}
} elseif (!allowedTo('delete_any') && ($row['id_member_poster'] != $user_info['id'] || !allowedTo('delete_replies')) && !empty($modSettings['edit_disable_time']) && $row['poster_time'] + $modSettings['edit_disable_time'] * 60 < time()) {
fatal_lang_error('modify_post_time_passed', false);
}
} elseif ($row['id_member_poster'] == $user_info['id'] && !allowedTo('delete_any')) {
isAllowedTo('delete_replies');
} else {
isAllowedTo('delete_any');
}
if ($modSettings['postmod_active'] && !$row['approved'] && $row['id_member'] != $user_info['id'] && !allowedTo('delete_own')) {
isAllowedTo('approve_posts');
}
}
// Delete the *whole* topic, but only if the topic consists of one message.
if ($row['id_first_msg'] == $message) {
if (empty($board) || $row['id_board'] != $board) {
$remove_any = boardsAllowedTo('remove_any');
$remove_any = in_array(0, $remove_any) || in_array($row['id_board'], $remove_any);
if (!$remove_any) {
$remove_own = boardsAllowedTo('remove_own');
$remove_own = in_array(0, $remove_own) || in_array($row['id_board'], $remove_own);
}
if ($row['id_member'] != $user_info['id'] && !$remove_any) {
fatal_lang_error('cannot_remove_any', 'permission');
} elseif (!$remove_any && !$remove_own) {
fatal_lang_error('cannot_remove_own', 'permission');
}
} else {
// Check permissions to delete a whole topic.
if ($row['id_member'] != $user_info['id']) {
isAllowedTo('remove_any');
} elseif (!allowedTo('remove_any')) {
isAllowedTo('remove_own');
}
}
// ...if there is only one post.
if (!empty($row['num_replies'])) {
fatal_lang_error('delFirstPost', false);
}
// This needs to be included for topic functions
require_once SUBSDIR . '/Topic.subs.php';
removeTopics($row['id_topic']);
return true;
}
// Deleting a recycled message can not lower anyone's post count.
if ($row['icon'] == 'recycled') {
$decreasePostCount = false;
}
// This is the last post, update the last post on the board.
if ($row['id_last_msg'] == $message) {
// Find the last message, set it, and decrease the post count.
$request = $db->query('', '
SELECT id_msg, id_member
FROM {db_prefix}messages
WHERE id_topic = {int:id_topic}
AND id_msg != {int:id_msg}
ORDER BY ' . ($modSettings['postmod_active'] ? 'approved DESC, ' : '') . 'id_msg DESC
LIMIT 1', array('id_topic' => $row['id_topic'], 'id_msg' => $message));
$row2 = $db->fetch_assoc($request);
$db->free_result($request);
$db->query('', '
UPDATE {db_prefix}topics
SET
id_last_msg = {int:id_last_msg},
id_member_updated = {int:id_member_updated}' . (!$modSettings['postmod_active'] || $row['approved'] ? ',
num_replies = CASE WHEN num_replies = {int:no_replies} THEN 0 ELSE num_replies - 1 END' : ',
unapproved_posts = CASE WHEN unapproved_posts = {int:no_unapproved} THEN 0 ELSE unapproved_posts - 1 END') . '
WHERE id_topic = {int:id_topic}', array('id_last_msg' => $row2['id_msg'], 'id_member_updated' => $row2['id_member'], 'no_replies' => 0, 'no_unapproved' => 0, 'id_topic' => $row['id_topic']));
} else {
$db->query('', '
UPDATE {db_prefix}topics
SET ' . ($row['approved'] ? '
num_replies = CASE WHEN num_replies = {int:no_replies} THEN 0 ELSE num_replies - 1 END' : '
unapproved_posts = CASE WHEN unapproved_posts = {int:no_unapproved} THEN 0 ELSE unapproved_posts - 1 END') . '
WHERE id_topic = {int:id_topic}', array('no_replies' => 0, 'no_unapproved' => 0, 'id_topic' => $row['id_topic']));
}
// Default recycle to false.
$recycle = false;
// If recycle topics has been set, make a copy of this message in the recycle board.
// Make sure we're not recycling messages that are already on the recycle board.
if (!empty($modSettings['recycle_enable']) && $row['id_board'] != $modSettings['recycle_board'] && $row['icon'] != 'recycled') {
// Check if the recycle board exists and if so get the read status.
$request = $db->query('', '
SELECT (IFNULL(lb.id_msg, 0) >= b.id_msg_updated) AS is_seen, id_last_msg
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:recycle_board}', array('current_member' => $user_info['id'], 'recycle_board' => $modSettings['recycle_board']));
if ($db->num_rows($request) == 0) {
fatal_lang_error('recycle_no_valid_board');
}
list($isRead, $last_board_msg) = $db->fetch_row($request);
$db->free_result($request);
// Is there an existing topic in the recycle board to group this post with?
$request = $db->query('', '
SELECT id_topic, id_first_msg, id_last_msg
FROM {db_prefix}topics
WHERE id_previous_topic = {int:id_previous_topic}
AND id_board = {int:recycle_board}', array('id_previous_topic' => $row['id_topic'], 'recycle_board' => $modSettings['recycle_board']));
list($id_recycle_topic, $first_topic_msg, $last_topic_msg) = $db->fetch_row($request);
$db->free_result($request);
// Insert a new topic in the recycle board if $id_recycle_topic is empty.
if (empty($id_recycle_topic)) {
$db->insert('', '{db_prefix}topics', array('id_board' => 'int', 'id_member_started' => 'int', 'id_member_updated' => 'int', 'id_first_msg' => 'int', 'id_last_msg' => 'int', 'unapproved_posts' => 'int', 'approved' => 'int', 'id_previous_topic' => 'int'), array($modSettings['recycle_board'], $row['id_member'], $row['id_member'], $message, $message, 0, 1, $row['id_topic']), array('id_topic'));
}
// Capture the ID of the new topic...
$topicID = empty($id_recycle_topic) ? $db->insert_id('{db_prefix}topics', 'id_topic') : $id_recycle_topic;
// If the topic creation went successful, move the message.
if ($topicID > 0) {
$db->query('', '
UPDATE {db_prefix}messages
SET
id_topic = {int:id_topic},
id_board = {int:recycle_board},
icon = {string:recycled},
approved = {int:is_approved}
WHERE id_msg = {int:id_msg}', array('id_topic' => $topicID, 'recycle_board' => $modSettings['recycle_board'], 'id_msg' => $message, 'recycled' => 'recycled', 'is_approved' => 1));
// Take any reported posts with us...
$db->query('', '
UPDATE {db_prefix}log_reported
SET
id_topic = {int:id_topic},
id_board = {int:recycle_board}
WHERE id_msg = {int:id_msg}', array('id_topic' => $topicID, 'recycle_board' => $modSettings['recycle_board'], 'id_msg' => $message));
// Mark recycled topic as read.
if (!$user_info['is_guest']) {
require_once SUBSDIR . '/Topic.subs.php';
markTopicsRead(array($user_info['id'], $topicID, $modSettings['maxMsgID'], 0), true);
}
// Mark recycle board as seen, if it was marked as seen before.
if (!empty($isRead) && !$user_info['is_guest']) {
require_once SUBSDIR . '/Boards.subs.php';
markBoardsRead($modSettings['recycle_board']);
}
// Add one topic and post to the recycle bin board.
$db->query('', '
UPDATE {db_prefix}boards
SET
num_topics = num_topics + {int:num_topics_inc},
num_posts = num_posts + 1' . ($message > $last_board_msg ? ', id_last_msg = {int:id_merged_msg}' : '') . '
WHERE id_board = {int:recycle_board}', array('num_topics_inc' => empty($id_recycle_topic) ? 1 : 0, 'recycle_board' => $modSettings['recycle_board'], 'id_merged_msg' => $message));
// Lets increase the num_replies, and the first/last message ID as appropriate.
if (!empty($id_recycle_topic)) {
$db->query('', '
UPDATE {db_prefix}topics
SET num_replies = num_replies + 1' . ($message > $last_topic_msg ? ', id_last_msg = {int:id_merged_msg}' : '') . ($message < $first_topic_msg ? ', id_first_msg = {int:id_merged_msg}' : '') . '
WHERE id_topic = {int:id_recycle_topic}', array('id_recycle_topic' => $id_recycle_topic, 'id_merged_msg' => $message));
}
// Make sure this message isn't getting deleted later on.
$recycle = true;
// Make sure we update the search subject index.
updateSubjectStats($topicID, $row['subject']);
}
// If it wasn't approved don't keep it in the queue.
if (!$row['approved']) {
$db->query('', '
DELETE FROM {db_prefix}approval_queue
WHERE id_msg = {int:id_msg}
AND id_attach = {int:id_attach}', array('id_msg' => $message, 'id_attach' => 0));
}
}
$db->query('', '
UPDATE {db_prefix}boards
SET ' . ($row['approved'] ? '
num_posts = CASE WHEN num_posts = {int:no_posts} THEN 0 ELSE num_posts - 1 END' : '
unapproved_posts = CASE WHEN unapproved_posts = {int:no_unapproved} THEN 0 ELSE unapproved_posts - 1 END') . '
WHERE id_board = {int:id_board}', array('no_posts' => 0, 'no_unapproved' => 0, 'id_board' => $row['id_board']));
// If the poster was registered and the board this message was on incremented
// the member's posts when it was posted, decrease his or her post count.
if (!empty($row['id_member']) && $decreasePostCount && empty($row['count_posts']) && $row['approved']) {
updateMemberData($row['id_member'], array('posts' => '-'));
}
// Only remove posts if they're not recycled.
if (!$recycle) {
// Remove the likes!
$db->query('', '
DELETE FROM {db_prefix}message_likes
WHERE id_msg = {int:id_msg}', array('id_msg' => $message));
// Remove the mentions!
$db->query('', '
DELETE FROM {db_prefix}log_mentions
WHERE id_msg = {int:id_msg}', array('id_msg' => $message));
// Remove the message!
$db->query('', '
DELETE FROM {db_prefix}messages
WHERE id_msg = {int:id_msg}', array('id_msg' => $message));
if (!empty($modSettings['search_custom_index_config'])) {
$customIndexSettings = unserialize($modSettings['search_custom_index_config']);
$words = text2words($row['body'], $customIndexSettings['bytes_per_word'], true);
if (!empty($words)) {
$db->query('', '
DELETE FROM {db_prefix}log_search_words
WHERE id_word IN ({array_int:word_list})
AND id_msg = {int:id_msg}', array('word_list' => $words, 'id_msg' => $message));
}
}
// Delete attachment(s) if they exist.
require_once SUBSDIR . '/ManageAttachments.subs.php';
$attachmentQuery = array('attachment_type' => 0, 'id_msg' => $message);
removeAttachments($attachmentQuery);
// Delete follow-ups too
require_once SUBSDIR . '/FollowUps.subs.php';
// If it is an entire topic
if ($row['id_first_msg'] == $message) {
$db->query('', '
DELETE FROM {db_prefix}follow_ups
WHERE follow_ups IN ({array_int:topics})', array('topics' => $row['id_topic']));
}
// Allow mods to remove message related data of their own (likes, maybe?)
call_integration_hook('integrate_remove_message', array($message));
}
// Update the pesky statistics.
updateMessageStats();
updateStats('topic');
updateSettings(array('calendar_updated' => time()));
// And now to update the last message of each board we messed with.
require_once SUBSDIR . '/Post.subs.php';
if ($recycle) {
updateLastMessages(array($row['id_board'], $modSettings['recycle_board']));
} else {
updateLastMessages($row['id_board']);
}
// Close any moderation reports for this message.
require_once SUBSDIR . '/Moderation.subs.php';
$updated_reports = updateReportsStatus($message, 'close', 1);
if ($updated_reports != 0) {
updateSettings(array('last_mod_report_action' => time()));
recountOpenReports();
}
return false;
}
