modcp.php

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<?php
/***************************************************************************
 *                                 modcp.php
 *                            -------------------
 *   begin                : July 4, 2001
 *   copyright            : (C) 2001 The phpBB Group
 *   email                : support@phpbb.com
 *
 *   $Id: modcp.php,v 1.1.1.1 2003/02/11 22:27:27 wei.gao Exp $
 *
 ***************************************************************************/

/***************************************************************************
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 ***************************************************************************/

/**
 * Moderator Control Panel
 *
 * From this 'Control Panel' the moderator of a forum will be able to do
 * mass topic operations (locking/unlocking/moving/deleteing), and it will
 * provide an interface to do quick locking/unlocking/moving/deleting of
 * topics via the moderator operations buttons on all of the viewtopic pages.
 */

define('IN_PHPBB', true);
$phpbb_root_path = './';
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.'.$phpEx);
include($phpbb_root_path . 'includes/bbcode.'.$phpEx);
include($phpbb_root_path . 'includes/functions_admin.'.$phpEx);

//
// Obtain initial var settings
//
if ( isset($HTTP_GET_VARS[POST_FORUM_URL]) || isset($HTTP_POST_VARS[POST_FORUM_URL]) )
{
	$forum_id = (isset($HTTP_POST_VARS[POST_FORUM_URL])) ? intval($HTTP_POST_VARS[POST_FORUM_URL]) : intval($HTTP_GET_VARS[POST_FORUM_URL]);
}
else
{
	$forum_id = '';
}

if ( isset($HTTP_GET_VARS[POST_POST_URL]) || isset($HTTP_POST_VARS[POST_POST_URL]) )
{
	$post_id = (isset($HTTP_POST_VARS[POST_POST_URL])) ? intval($HTTP_POST_VARS[POST_POST_URL]) : intval($HTTP_GET_VARS[POST_POST_URL]);
}
else
{
	$post_id = '';
}

if ( isset($HTTP_GET_VARS[POST_TOPIC_URL]) || isset($HTTP_POST_VARS[POST_TOPIC_URL]) )
{
	$topic_id = (isset($HTTP_POST_VARS[POST_TOPIC_URL])) ? intval($HTTP_POST_VARS[POST_TOPIC_URL]) : intval($HTTP_GET_VARS[POST_TOPIC_URL]);
}
else
{
	$topic_id = '';
}

$confirm = ( $HTTP_POST_VARS['confirm'] ) ? TRUE : 0;

//
// Continue var definitions
//
$start = ( isset($HTTP_GET_VARS['start']) ) ? intval($HTTP_GET_VARS['start']) : 0;

$delete = ( isset($HTTP_POST_VARS['delete']) ) ? TRUE : FALSE;
$move = ( isset($HTTP_POST_VARS['move']) ) ? TRUE : FALSE;
$lock = ( isset($HTTP_POST_VARS['lock']) ) ? TRUE : FALSE;
$unlock = ( isset($HTTP_POST_VARS['unlock']) ) ? TRUE : FALSE;
$distillate = ( isset($HTTP_POST_VARS['distillate']) ) ? TRUE : FALSE;
$undistillate = ( isset($HTTP_POST_VARS['undistillate']) ) ? TRUE : FALSE;

if ( isset($HTTP_POST_VARS['mode']) || isset($HTTP_GET_VARS['mode']) )
{
	$mode = ( isset($HTTP_POST_VARS['mode']) ) ? $HTTP_POST_VARS['mode'] : $HTTP_GET_VARS['mode'];
}
else
{
	if ( $delete )
	{
		$mode = 'delete';
	}
	else if ( $move )
	{
		$mode = 'move';
	}
	else if ( $lock )
	{
		$mode = 'lock';
	}
	else if ( $unlock )
	{
		$mode = 'unlock';
	}
	else if ( $distillate )
	{
		$mode = 'distillate';
	}
	else if ( $undistillate )
	{
		$mode = 'undistillate';
	}
	else
	{
		$mode = '';
	}
}

// session id check
if (!empty($HTTP_POST_VARS['sid']) || !empty($HTTP_GET_VARS['sid']))
{
	$sid = (!empty($HTTP_POST_VARS['sid'])) ? $HTTP_POST_VARS['sid'] : $HTTP_GET_VARS['sid'];
}
else
{
	$sid = '';
}

//
// Obtain relevant data
//
if ( !empty($topic_id) )
{
	$sql = "SELECT f.forum_id, f.forum_name, f.forum_topics
		FROM " . TOPICS_TABLE . " t, " . FORUMS_TABLE . " f
		WHERE t.topic_id = " . $topic_id . "
			AND f.forum_id = t.forum_id";
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(GENERAL_MESSAGE, 'Topic_post_not_exist');
	}
	$topic_row = $db->sql_fetchrow($result);

	$forum_topics = ( $topic_row['forum_topics'] == 0 ) ? 1 : $topic_row['forum_topics'];
	$forum_id = $topic_row['forum_id'];
	$forum_name = $topic_row['forum_name'];
}
else if ( !empty($forum_id) )
{
	$sql = "SELECT forum_name, forum_topics
		FROM " . FORUMS_TABLE . "
		WHERE forum_id = " . $forum_id;
	if ( !($result = $db->sql_query($sql)) )
	{
		message_die(GENERAL_MESSAGE, 'Forum_not_exist');
	}
	$topic_row = $db->sql_fetchrow($result);

	$forum_topics = ( $topic_row['forum_topics'] == 0 ) ? 1 : $topic_row['forum_topics'];
	$forum_name = $topic_row['forum_name'];
}
else
{
	message_die(GENERAL_MESSAGE, 'Forum_not_exist');
}

//
// Start session management
//
$userdata = session_pagestart($user_ip, $forum_id);
init_userprefs($userdata);
//
// End session management
//

// session id check
if ($sid == '' || $sid != $userdata['session_id'])
{
	message_die(GENERAL_ERROR, 'Invalid_session');
}

//
// Check if user did or did not confirm
// If they did not, forward them to the last page they were on
//
if ( isset($HTTP_POST_VARS['cancel']) )
{
	if ( $topic_id )
	{
		$redirect = "viewtopic.$phpEx?" . POST_TOPIC_URL . "=$topic_id";
	}
	else if ( $forum_id )
	{
		$redirect = "viewforum.$phpEx?" . POST_FORUM_URL . "=$forum_id";
	}
	else
	{
		$redirect = "index.$phpEx";
	}

	redirect(append_sid($redirect, true));
}

//
// Start auth check
//
$is_auth = auth(AUTH_ALL, $forum_id, $userdata);

if ( !$is_auth['auth_mod'] )
{
	message_die(GENERAL_MESSAGE, $lang['Not_Moderator'], $lang['Not_Authorised']);
}
//
// End Auth Check
//

//
// Do major work ...
//
switch( $mode )
{
	case 'delete':
		if (!$is_auth['auth_delete'])
		{
			message_die(MESSAGE, sprintf($lang['Sorry_auth_delete'], $is_auth['auth_delete_type']));
		}

		$page_title = $lang['Mod_CP'];
		include($phpbb_root_path . 'includes/page_header.'.$phpEx);

		if ( $confirm )
		{
			include($phpbb_root_path . 'includes/functions_search.'.$phpEx);

			$topics = ( isset($HTTP_POST_VARS['topic_id_list']) ) ?  $HTTP_POST_VARS['topic_id_list'] : array($topic_id);

			$topic_id_sql = '';
			for($i = 0; $i < count($topics); $i++)
			{
				$topic_id_sql .= ( ( $topic_id_sql != '' ) ? ', ' : '' ) . $topics[$i];
			}

			$sql = "SELECT poster_id, COUNT(post_id) AS posts 
				FROM " . POSTS_TABLE . " 
				WHERE topic_id IN ($topic_id_sql) 
				GROUP BY poster_id";
			if ( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, 'Could not get poster id information', '', __LINE__, __FILE__, $sql);
			}

			$count_sql = array();
			while ( $row = $db->sql_fetchrow($result) )
			{
				$count_sql[] = "UPDATE " . USERS_TABLE . " 
					SET user_posts = user_posts - " . $row['posts'] . " 
					WHERE user_id = " . $row['poster_id'];
			}
			$db->sql_freeresult($result);

			if ( sizeof($count_sql) )
			{
				for($i = 0; $i < sizeof($count_sql); $i++)
				{
					if ( !$db->sql_query($count_sql[$i]) )
					{
						message_die(GENERAL_ERROR, 'Could not update user post count information', '', __LINE__, __FILE__, $sql);
					}
				}
			}
			
			$sql = "SELECT post_id 
				FROM " . POSTS_TABLE . " 
				WHERE topic_id IN ($topic_id_sql)";
			if ( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, 'Could not get post id information', '', __LINE__, __FILE__, $sql);
			}

			$post_id_sql = '';
			while ( $row = $db->sql_fetchrow($result) )
			{
				$post_id_sql .= ( ( $post_id_sql != '' ) ? ', ' : '' ) . $row['post_id'];
			}
			$db->sql_freeresult($result);

			$sql = "SELECT vote_id 
				FROM " . VOTE_DESC_TABLE . " 
				WHERE topic_id IN ($topic_id_sql)";
			if ( !($result = $db->sql_query($sql)) )
			{
				message_die(GENERAL_ERROR, 'Could not get vote id information', '', __LINE__, __FILE__, $sql);
			}

			$vote_id_sql = '';
			while ( $row = $db->sql_fetchrow($result) )
			{
				$vote_id_sql .= ( ( $vote_id_sql != '' ) ? ', ' : '' ) . $row['vote_id'];
			}
			$db->sql_freeresult($result);

			//
			// Got all required info so go ahead and start deleting everything
			//
			$sql = "DELETE 
				FROM " . TOPICS_TABLE . " 
				WHERE topic_id IN ($topic_id_sql) 
					OR topic_moved_id IN ($topic_id_sql)";
			if ( !$db->sql_query($sql, BEGIN_TRANSACTION) )
			{
				message_die(GENERAL_ERROR, 'Could not delete topics', '', __LINE__, __FILE__, $sql);
			}

			if ( $post_id_sql != '' )
			{
				$sql = "DELETE 
					FROM " . POSTS_TABLE . " 
					WHERE post_id IN ($post_id_sql)";
				if ( !$db->sql_query($sql) )
				{
					message_die(GENERAL_ERROR, 'Could not delete posts', '', __LINE__, __FILE__, $sql);
				}

				$sql = "DELETE 
					FROM " . POSTS_TEXT_TABLE . " 
					WHERE post_id IN ($post_id_sql)";
				if ( !$db->sql_query($sql) )
				{
					message_die(GENERAL_ERROR, 'Could not delete posts text', '', __LINE__, __FILE__, $sql);
				}

				remove_search_post($post_id_sql);
				delete_attachment(explode(', ', $post_id_sql));
			}

			if ( $vote_id_sql != '' )
			{
				$sql = "DELETE 
					FROM " . VOTE_DESC_TABLE . " 
					WHERE vote_id IN ($vote_id_sql)";
				if ( !$db->sql_query($sql) )
				{
					message_die(GENERAL_ERROR, 'Could not delete vote descriptions', '', __LINE__, __FILE__, $sql);
				}

				$sql = "DELETE 
					FROM " . VOTE_RESULTS_TABLE . " 
					WHERE vote_id IN ($vote_id_sql)";
				if ( !$db->sql_query($sql) )
				{
					message_die(GENERAL_ERROR, 'Could not delete vote results', '', __LINE__, __FILE__, $sql);
				}

				$sql = "DELETE 
					FROM " . VOTE_USERS_TABLE . " 
					WHERE vote_id IN ($vote_id_sql)";
				if ( !$db->sql_query($sql) )
				{
					message_die(GENERAL_ERROR, 'Could not delete vote users', '', __LINE__, __FILE__, $sql);
				}
			}

			$sql = "DELETE 
				FROM " . TOPICS_WATCH_TABLE . " 
				WHERE topic_id IN ($topic_id_sql)";
			if ( !$db->sql_query($sql, END_TRANSACTION) )
			{
				message_die(GENERAL_ERROR, 'Could not delete watched post list', '', __LINE__, __FILE__, $sql);
			}

			sync('forum', $forum_id);

			if ( !empty($topic_id) )
			{
				$redirect_page = "viewforum.$phpEx?" . POST_FORUM_URL . "=$forum_id&amp;sid=" . $userdata['session_id'];
				$l_redirect = sprintf($lang['Click_return_forum'], '<a href="' . $redirect_page . '">', '</a>');
			}
			else
			{
				$redirect_page = "modcp.$phpEx?" . POST_FORUM_URL . "=$forum_id&amp;sid=" . $userdata['session_id'];
				$l_redirect = sprintf($lang['Click_return_modcp'], '<a href="' . $redirect_page . '">', '</a>');
			}

			$template->assign_vars(array(
				'META' => '<meta http-equiv="refresh" content="3;url=' . $redirect_page . '">')
			);

			message_die(GENERAL_MESSAGE, $lang['Topics_Removed'] . '<br /><br />' . $l_redirect);
		}
		else
		{
			// Not confirmed, show confirmation message
			if ( empty($HTTP_POST_VARS['topic_id_list']) && empty($topic_id) )
			{
				message_die(GENERAL_MESSAGE, $lang['None_selected']);
			}

			$hidden_fields = '<input type="hidden" name="sid" value="' . $userdata['session_id'] . '" /><input type="hidden" name="mode" value="' . $mode . '" /><input type="hidden" name="' . POST_FORUM_URL . '" value="' . $forum_id . '" />';

			if ( isset($HTTP_POST_VARS['topic_id_list']) )
			{
				$topics = $HTTP_POST_VARS['topic_id_list'];
				for($i = 0; $i < count($topics); $i++)
				{
					$hidden_fields .= '<input type="hidden" name="topic_id_list[]" value="' . intval($topics[$i]) . '" />';
				}
			}
			else
			{
				$hidden_fields .= '<input type="hidden" name="' . POST_TOPIC_URL . '" value="' . $topic_id . '" />';
			}

			//
			// Set template files
			//
			$template->set_filenames(array(
				'confirm' => 'confirm_body.tpl')
			);

			$template->assign_vars(array(
				'MESSAGE_TITLE' => $lang['Confirm'],
				'MESSAGE_TEXT' => $lang['Confirm_delete_topic'],

				'L_YES' => $lang['Yes'],
				'L_NO' => $lang['No'],

				'S_CONFIRM_ACTION' => append_sid("modcp.$phpEx"),
				'S_HIDDEN_FIELDS' => $hidden_fields)
			);
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modcp.php - 源码说明

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