Files
forum/Sources/NameTopic.php

537 lines
17 KiB
PHP

<?php
/******************************************************************************
* RemoveTopic.php *
*******************************************************************************
* SMF: Simple Machines Forum *
* Open-Source Project Inspired by Zef Hemel (zef@zefhemel.com) *
* =========================================================================== *
* Software Version: SMF 1.0.1 *
* Software by: Simple Machines (http://www.simplemachines.org) *
* Copyright 2001-2005 by: Lewis Media (http://www.lewismedia.com) *
* Support, News, Updates at: http://www.simplemachines.org *
*******************************************************************************
* This program is free software; you may redistribute it and/or modify it *
* under the terms of the provided license as published by Lewis Media. *
* *
* This program is distributed in the hope that it is and will be useful, *
* but WITHOUT ANY WARRANTIES; without even any implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* *
* See the "license.txt" file for details of the Simple Machines license. *
* The latest version can always be found at http://www.simplemachines.org. *
******************************************************************************/
if (!defined('SMF'))
die('Hacking attempt...');
// Completely remove an entire topic.
function RemoveTopic2()
{
global $ID_MEMBER, $db_prefix, $topic, $board, $sourcedir;
// Make sure they aren't being lead around by someone. (:@)
checkSession('get');
// This file needs to be included for sendNotifications().
require_once($sourcedir . '/Subs-Post.php');
$request = db_query("
SELECT t.ID_MEMBER_STARTED, ms.subject
FROM {$db_prefix}topics AS t, {$db_prefix}messages AS ms
WHERE t.ID_TOPIC = $topic
AND ms.ID_MSG = t.ID_FIRST_MSG
LIMIT 1", __FILE__, __LINE__);
list ($starter, $subject) = mysql_fetch_row($request);
mysql_free_result($request);
if ($starter == $ID_MEMBER && !allowedTo('delete_any'))
isAllowedTo('delete_own');
else
isAllowedTo('delete_any');
// Notify people that this topic has been removed.
sendNotifications($topic, 'remove');
removeTopics($topic);
if (allowedTo('delete_any'))
logAction('remove', array('topic' => $topic, 'subject' => $subject, 'member' => $starter));
redirectexit('board=' . $board . '.0');
}
// Remove just a single post.
function DeleteMessage()
{
global $ID_MEMBER, $db_prefix, $topic, $board;
checkSession('get');
$_REQUEST['msg'] = (int) $_REQUEST['msg'];
$request = db_query("
SELECT t.ID_MEMBER_STARTED, m.ID_MEMBER, m.subject
FROM {$db_prefix}topics AS t, {$db_prefix}messages AS m
WHERE t.ID_TOPIC = $topic
AND m.ID_TOPIC = $topic
AND m.ID_MSG = $_REQUEST[msg]
LIMIT 1", __FILE__, __LINE__);
list ($starter, $poster, $subject) = mysql_fetch_row($request);
mysql_free_result($request);
if ($starter == $ID_MEMBER && $poster != $ID_MEMBER)
{
if (!allowedTo('remove_any'))
isAllowedTo('remove_replies');
}
elseif ($poster == $ID_MEMBER && !allowedTo('remove_any'))
isAllowedTo('remove_own');
else
isAllowedTo('remove_any');
// If the full topic was removed go back to the board.
$full_topic = removeMessage($_REQUEST['msg']);
if (allowedTo('remove_any'))
logAction('delete', array('topic' => $topic, 'subject' => $subject, 'member' => $starter));
if ($full_topic)
redirectexit('board=' . $board . '.0');
else
redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
}
// So long as you are sure... all old posts will be gone.
function RemoveOldTopics2()
{
global $db_prefix, $modSettings;
isAllowedTo('admin_forum');
checkSession('post', 'maintain');
if (empty($_POST['boards']))
redirectexit('action=maintain');
$request = db_query("
SELECT t.ID_TOPIC
FROM {$db_prefix}topics AS t, {$db_prefix}messages AS m
WHERE m.ID_MSG = t.ID_LAST_MSG
AND m.posterTime < " . (time() - 3600 * 24 * $_POST['maxdays']) . (empty($modSettings['enableStickyTopics']) ? '' : "
AND t.isSticky = 0") . "
AND t.ID_BOARD IN (" . implode(', ', array_keys($_POST['boards'])) . ')', __FILE__, __LINE__);
$topics = array();
while ($row = mysql_fetch_assoc($request))
$topics[] = $row['ID_TOPIC'];
mysql_free_result($request);
removeTopics($topics, false, true);
// Log an action into the moderation log.
logAction('pruned', array('days' => $_POST['maxdays']));
redirectexit('action=maintain;done');
}
// Removes the passed ID_TOPICs. (permissions are NOT checked here!)
function removeTopics($topics, $decreasePostCount = true, $ignoreRecycling = false)
{
global $db_prefix, $sourcedir, $modSettings;
// Nothing to do?
if (empty($topics))
return;
// Only a single topic.
elseif (is_numeric($topics))
{
$condition = '= ' . $topics;
$topics = array($topics);
}
elseif (count($topics) == 1)
$condition = '= ' . $topics[0];
// More than one topic.
else
$condition = 'IN (' . implode(', ', $topics) . ')';
// Decrease the post counts.
if ($decreasePostCount)
{
$requestMembers = db_query("
SELECT m.ID_MEMBER, COUNT(m.ID_MSG) AS posts
FROM {$db_prefix}messages AS m, {$db_prefix}boards AS b
WHERE m.ID_TOPIC $condition
AND b.ID_BOARD = m.ID_BOARD
AND m.icon != 'recycled'
AND b.countPosts = 0
GROUP BY m.ID_MEMBER", __FILE__, __LINE__);
if (mysql_num_rows($requestMembers) > 0)
{
while ($rowMembers = mysql_fetch_assoc($requestMembers))
updateMemberData($rowMembers['ID_MEMBER'], array('posts' => 'posts - ' . $rowMembers['posts']));
}
mysql_free_result($requestMembers);
}
// Recycle topics that aren't in the recycle board.
if (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 && !$ignoreRecycling)
{
$request = db_query("
SELECT ID_TOPIC
FROM {$db_prefix}topics
WHERE ID_TOPIC $condition
AND ID_BOARD != $modSettings[recycle_board]
LIMIT " . count($topics), __FILE__, __LINE__);
if (mysql_num_rows($request) > 0)
{
// Get topics that will be recycled.
$recycleTopics = array();
while ($row = mysql_fetch_assoc($request))
$recycleTopics[] = $row['ID_TOPIC'];
mysql_free_result($request);
// Mark recycled topics as recycled.
db_query("
UPDATE {$db_prefix}messages
SET icon = 'recycled'
WHERE ID_TOPIC IN (" . implode(', ', $recycleTopics) . ")", __FILE__, __LINE__);
// De-sticky and unlock topics.
db_query("
UPDATE {$db_prefix}topics
SET locked = 0, isSticky = 0
WHERE ID_TOPIC IN (" . implode(', ', $recycleTopics) . ")", __FILE__, __LINE__);
// Move the topics to the recycle board.
require_once($sourcedir . '/MoveTopic.php');
moveTopics($recycleTopics, $modSettings['recycle_board']);
// Topics that were recycled don't need to be deleted, so subtract them.
$topics = array_diff($topics, $recycleTopics);
// Topic list has changed, so does the condition to select topics.
$condition = 'IN (' . implode(', ', $topics) . ')';
}
else
mysql_free_result($request);
}
// Still topics left to delete?
if (empty($topics))
return;
$adjustBoards = array();
// Find out how many posts we are deleting.
$request = db_query("
SELECT ID_BOARD, COUNT(ID_TOPIC) AS numTopics, SUM(numReplies) AS numReplies
FROM {$db_prefix}topics
WHERE ID_TOPIC $condition
GROUP BY ID_BOARD", __FILE__, __LINE__);
while ($row = mysql_fetch_assoc($request))
{
// The numReplies is only the *replies*. There're also the first posts in the topics.
$adjustBoards[] = array(
'numPosts' => $row['numReplies'] + $row['numTopics'],
'numTopics' => $row['numTopics'],
'ID_BOARD' => $row['ID_BOARD']
);
}
mysql_free_result($request);
// Decrease the posts/topics...
foreach ($adjustBoards as $stats)
db_query("
UPDATE {$db_prefix}boards
SET numTopics = numTopics - $stats[numTopics], numPosts = numPosts - $stats[numPosts]
WHERE ID_BOARD = $stats[ID_BOARD]
LIMIT 1", __FILE__, __LINE__);
// Remove Polls...
$request = db_query("
SELECT ID_POLL
FROM {$db_prefix}topics
WHERE ID_TOPIC $condition
AND ID_POLL > 0
LIMIT " . count($topics), __FILE__, __LINE__);
$polls = array();
while ($row = mysql_fetch_assoc($request))
$polls[] = $row['ID_POLL'];
mysql_free_result($request);
if (!empty($polls))
{
$pollCondition = count($polls) == 1 ? '= ' . $polls[0] : 'IN (' . implode(', ', $polls) . ')';
db_query("
DELETE FROM {$db_prefix}polls
WHERE ID_POLL $pollCondition
LIMIT " . count($polls), __FILE__, __LINE__);
db_query("
DELETE FROM {$db_prefix}poll_choices
WHERE ID_POLL $pollCondition", __FILE__, __LINE__);
db_query("
DELETE FROM {$db_prefix}log_polls
WHERE ID_POLL $pollCondition", __FILE__, __LINE__);
}
// Get rid of the attachment, if it exists.
require_once($sourcedir . '/ManageAttachments.php');
removeAttachments('m.ID_TOPIC ' . $condition, 'messages');
// Delete anything related to the topic.
db_query("
DELETE FROM {$db_prefix}messages
WHERE ID_TOPIC $condition", __FILE__, __LINE__);
db_query("
DELETE FROM {$db_prefix}calendar
WHERE ID_TOPIC $condition", __FILE__, __LINE__);
db_query("
DELETE FROM {$db_prefix}log_topics
WHERE ID_TOPIC $condition", __FILE__, __LINE__);
db_query("
DELETE FROM {$db_prefix}log_notify
WHERE ID_TOPIC $condition", __FILE__, __LINE__);
db_query("
DELETE FROM {$db_prefix}topics
WHERE ID_TOPIC $condition
LIMIT " . count($topics), __FILE__, __LINE__);
// Update the totals...
updateStats('message');
updateStats('topic');
updateStats('calendar');
$updates = array();
foreach ($adjustBoards as $stats)
$updates[] = $stats['ID_BOARD'];
updateLastMessages($updates);
}
// Remove a specific message (including permission checks).
function removeMessage($message, $decreasePostCount = true)
{
global $db_prefix, $sourcedir, $modSettings, $ID_MEMBER, $user_info;
if (empty($message) || !is_numeric($message))
return false;
$request = db_query("
SELECT
m.ID_MEMBER, m.icon, t.ID_TOPIC, t.ID_FIRST_MSG, t.ID_LAST_MSG, t.numReplies,
t.ID_BOARD, b.countPosts, t.ID_MEMBER_STARTED AS ID_MEMBER_POSTER
FROM {$db_prefix}messages AS m, {$db_prefix}topics AS t, {$db_prefix}boards AS b
WHERE m.ID_MSG = $message
AND t.ID_TOPIC = m.ID_TOPIC
AND b.ID_BOARD = t.ID_BOARD
LIMIT 1", __FILE__, __LINE__);
if (mysql_num_rows($request) == 0)
return false;
$row = mysql_fetch_assoc($request);
mysql_free_result($request);
if (empty($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);
$remove_replies = boardsAllowedTo('remove_replies');
$remove_replies = in_array(0, $remove_replies) || in_array($row['ID_BOARD'], $remove_replies);
}
if ($row['ID_MEMBER'] == $ID_MEMBER && !$remove_any)
{
if ($row['ID_MEMBER_POSTER'] == $ID_MEMBER && !$remove_own && !$remove_replies)
isAllowedTo('remove_replies');
elseif (!$remove_own)
isAllowedTo('remove_own');
}
elseif ($row['ID_MEMBER_POSTER'] == $ID_MEMBER && !$remove_any && !$remove_replies)
isAllowedTo('remove_replies');
elseif (!$remove_any)
isAllowedTo('remove_any');
}
else
{
// Check permissions to delete this message.
if ($row['ID_MEMBER'] == $ID_MEMBER && !allowedTo('remove_any'))
{
if ($row['ID_MEMBER_POSTER'] == $ID_MEMBER && !allowedTo('remove_own'))
isAllowedTo('remove_replies');
else
isAllowedTo('remove_own');
}
elseif ($row['ID_MEMBER_POSTER'] == $ID_MEMBER && !allowedTo('remove_any'))
isAllowedTo('remove_replies');
else
isAllowedTo('remove_any');
}
// Delete the *whole* topic, but only if the topic consists of one message.
if ($row['ID_FIRST_MSG'] == $message)
{
if (empty($board) || $row['ID_BOARD'] != $board)
{
$delete_any = boardsAllowedTo('delete_any');
$delete_any = in_array(0, $delete_any) || in_array($row['ID_BOARD'], $delete_any);
if (!$delete_any)
{
$delete_own = boardsAllowedTo('delete_own');
$delete_own = in_array(0, $delete_own) || in_array($row['ID_BOARD'], $delete_own);
}
if ($row['ID_MEMBER'] != $ID_MEMBER && !$delete_any)
isAllowedTo('delete_any');
elseif (!$delete_any && !$delete_own)
isAllowedTo('delete_own');
}
else
{
// Check permissions to delete a whole topic.
if ($row['ID_MEMBER'] != $ID_MEMBER)
isAllowedTo('delete_any');
elseif (!allowedTo('delete_any'))
isAllowedTo('delete_own');
}
// ...if there is only one post.
if (!empty($row['numReplies']))
fatal_lang_error('delFirstPost', false);
removeTopics($row['ID_TOPIC']);
return true;
}
// 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.
$request = db_query("
SELECT (IFNULL(lb.logTime, 0) >= b.lastUpdated) AS isSeen
FROM {$db_prefix}boards AS b
LEFT JOIN {$db_prefix}log_boards AS lb ON (lb.ID_BOARD = b.ID_BOARD AND lb.ID_MEMBER = $ID_MEMBER)
WHERE b.ID_BOARD = $modSettings[recycle_board]", __FILE__, __LINE__);
if (mysql_num_rows($request) == 0)
fatal_lang_error('recycle_no_valid_board');
list ($isRead) = mysql_fetch_row($request);
mysql_free_result($request);
// Insert a new topic in the recycle board.
db_query("
INSERT INTO {$db_prefix}topics
(ID_BOARD, ID_MEMBER_STARTED, ID_MEMBER_UPDATED, ID_FIRST_MSG, ID_LAST_MSG)
VALUES ($modSettings[recycle_board], $row[ID_MEMBER], $row[ID_MEMBER], $message, $message)", __FILE__, __LINE__);
// Capture the ID of the new topic.
$topicID = db_insert_id();
// If the topic creation went successful, move the message.
if ($topicID > 0)
{
db_query("
UPDATE {$db_prefix}messages
SET ID_TOPIC = $topicID, ID_BOARD = $modSettings[recycle_board], icon = 'recycled'
WHERE ID_MSG = $message
LIMIT 1", __FILE__, __LINE__);
// Mark recycled topic as read.
if (!$user_info['is_guest'])
db_query("
REPLACE INTO {$db_prefix}log_topics
(ID_TOPIC, ID_MEMBER, logTime)
VALUES ($topicID, $ID_MEMBER, " . time() . ")", __FILE__, __LINE__);
// Mark recycle board as seen, if it was marked as seen before.
if (!empty($isRead) && !$user_info['is_guest'])
db_query("
REPLACE INTO {$db_prefix}log_boards
(ID_BOARD, ID_MEMBER, logTime)
VALUES ($modSettings[recycle_board], $ID_MEMBER, " . time() . ")", __FILE__, __LINE__);
// Add one topic and post to the recycle bin board.
db_query("
UPDATE {$db_prefix}boards
SET numTopics = numTopics + 1, numPosts = numPosts + 1
WHERE ID_BOARD = $modSettings[recycle_board]
LIMIT 1", __FILE__, __LINE__);
// Make sure this message isn't getting deleted later on.
$recycle = true;
}
}
// Deleting a recycled message can not lower anyone's post count.
if ($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 = $row[ID_TOPIC]
AND ID_MSG != $message
ORDER BY ID_MSG DESC
LIMIT 1", __FILE__, __LINE__);
$row2 = mysql_fetch_assoc($request);
mysql_free_result($request);
db_query("
UPDATE {$db_prefix}topics
SET ID_LAST_MSG = $row2[ID_MSG], numReplies = numReplies - 1, ID_MEMBER_UPDATED = $row2[ID_MEMBER]
WHERE ID_TOPIC = $row[ID_TOPIC]
LIMIT 1", __FILE__, __LINE__);
}
// Only decrease post counts.
else
db_query("
UPDATE {$db_prefix}topics
SET numReplies = numReplies - 1
WHERE ID_TOPIC = $row[ID_TOPIC]
LIMIT 1", __FILE__, __LINE__);
db_query("
UPDATE {$db_prefix}boards
SET numPosts = numPosts - 1
WHERE ID_BOARD = $row[ID_BOARD]
LIMIT 1", __FILE__, __LINE__);
// If the poster was registered and the board this message was on incremented
// the member's posts when it was posted, decrease his or her post count.
if (!empty($row['ID_MEMBER']) && $decreasePostCount && empty($row['countPosts']))
updateMemberData($row['ID_MEMBER'], array('posts' => '-'));
// Only remove posts if they're not recycled.
if (!$recycle)
{
// Remove the message!
db_query("
DELETE FROM {$db_prefix}messages
WHERE ID_MSG = $message
LIMIT 1", __FILE__, __LINE__);
// Delete attachment(s) if they exist.
require_once($sourcedir . '/ManageAttachments.php');
removeAttachments('a.ID_MSG = ' . $message);
}
// Update the pesky statistics.
updateStats('message');
updateStats('topic');
updateStats('calendar');
if ($recycle)
updateLastMessages(array($row['ID_BOARD'], $modSettings['recycle_board']));
else
updateLastMessages($row['ID_BOARD']);
return false;
}
?>