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