/**

*

* @package mcp

* @version $Id: mcp_topic.php 9030 2008-10-19 18:32:11Z acydburn $

* @copyright (c) 2005 phpBB Group

* @license http://opensource.org/licenses/gpl-license.php GNU Public License

*

*/

/**

* @ignore

*/

if (!defined('IN_PHPBB'))

{

	exit;

}

/**

* View topic in MCP

*/

function mcp_topic_view($id, $mode, $action)

{

	global $phpEx, $phpbb_root_path, $config;

	global $template, $db, $user, $auth, $cache;

	$url = append_sid("{$phpbb_root_path}mcp.$phpEx?" . extra_url());

	$user->add_lang('viewtopic');

	$topic_id = request_var('t', 0);

	$topic_info = get_topic_data(array($topic_id), false, true);

	if (!sizeof($topic_info))

	{

		trigger_error('TOPIC_NOT_EXIST');

	}

	$topic_info = $topic_info[$topic_id];

	// Set up some vars

	$icon_id		= request_var('icon', 0);

	$subject		= utf8_normalize_nfc(request_var('subject', '', true));

	$start			= request_var('start', 0);

	$sort_days_old	= request_var('st_old', 0);

	$forum_id		= request_var('f', 0);

	$to_topic_id	= request_var('to_topic_id', 0);

	$to_forum_id	= request_var('to_forum_id', 0);

	$sort			= isset($_POST['sort']) ? true : false;

	$submitted_id_list	= request_var('post_ids', array(0));

	$checked_ids = $post_id_list = request_var('post_id_list', array(0));

	// Split Topic?

	if ($action == 'split_all' || $action == 'split_beyond')

	{

		if (!$sort)

		{

			split_topic($action, $topic_id, $to_forum_id, $subject);

		}

		$action = 'split';

	}

	// Merge Posts?

	if ($action == 'merge_posts')

	{

		if (!$sort)

		{

			merge_posts($topic_id, $to_topic_id);

		}

		$action = 'merge';

	}

	if ($action == 'split' && !$subject)

	{

		$subject = $topic_info['topic_title'];

	}

	// Approve posts?

	if ($action == 'approve' && $auth->acl_get('m_approve', $topic_info['forum_id']))

	{

		include($phpbb_root_path . 'includes/mcp/mcp_queue.' . $phpEx);

		include_once($phpbb_root_path . 'includes/functions_posting.' . $phpEx);

		include_once($phpbb_root_path . 'includes/functions_messenger.' . $phpEx);

		if (!sizeof($post_id_list))

		{

			trigger_error('NO_POST_SELECTED');

		}

		if (!$sort)

		{

			approve_post($post_id_list, $id, $mode);

		}

	}

	// Jumpbox, sort selects and that kind of things

	make_jumpbox($url . "&i=$id&mode=forum_view", $topic_info['forum_id'], false, 'm_', true);

	$where_sql = ($action == 'reports') ? 'WHERE post_reported = 1 AND ' : 'WHERE';

	$sort_days = $total = 0;

	$sort_key = $sort_dir = '';

	$sort_by_sql = $sort_order_sql = array();

	mcp_sorting('viewtopic', $sort_days, $sort_key, $sort_dir, $sort_by_sql, $sort_order_sql, $total, $topic_info['forum_id'], $topic_id, $where_sql);

	$limit_time_sql = ($sort_days) ? 'AND p.post_time >= ' . (time() - ($sort_days * 86400)) : '';

	if ($total == -1)

	{

		$total = $topic_info['topic_replies'] + 1;

	}

	$posts_per_page = max(0, request_var('posts_per_page', intval($config['posts_per_page'])));

	if ($posts_per_page == 0)

	{

		$posts_per_page = $total;

	}

	if ((!empty($sort_days_old) && $sort_days_old != $sort_days) || $total <= $posts_per_page)

	{

		$start = 0;

	}

	// Make sure $start is set to the last page if it exceeds the amount

	if ($start < 0 || $start >= $total)

	{

		$start = ($start < 0) ? 0 : floor(($total - 1) / $posts_per_page) * $posts_per_page;

	}

	$sql = 'SELECT u.username, u.username_clean, u.user_colour, p.*

		FROM ' . POSTS_TABLE . ' p, ' . USERS_TABLE . ' u

		WHERE ' . (($action == 'reports') ? 'p.post_reported = 1 AND ' : '') . '

			p.topic_id = ' . $topic_id . ' ' .

			((!$auth->acl_get('m_approve', $topic_info['forum_id'])) ? ' AND p.post_approved = 1 ' : '') . '

			AND p.poster_id = u.user_id ' .

			$limit_time_sql . '

		ORDER BY ' . $sort_order_sql;

	$result = $db->sql_query_limit($sql, $posts_per_page, $start);

	$rowset = $post_id_list = array();

	$bbcode_bitfield = '';

	while ($row = $db->sql_fetchrow($result))

	{

		$rowset[] = $row;

		$post_id_list[] = $row['post_id'];

		$bbcode_bitfield = $bbcode_bitfield | base64_decode($row['bbcode_bitfield']);

	}

	$db->sql_freeresult($result);

	if ($bbcode_bitfield !== '')

	{

		include_once($phpbb_root_path . 'includes/bbcode.' . $phpEx);

		$bbcode = new bbcode(base64_encode($bbcode_bitfield));

	}

	$topic_tracking_info = array();

	// Get topic tracking info

	if ($config['load_db_lastread'])

	{

		$tmp_topic_data = array($topic_id => $topic_info);

		$topic_tracking_info = get_topic_tracking($topic_info['forum_id'], $topic_id, $tmp_topic_data, array($topic_info['forum_id'] => $topic_info['forum_mark_time']));

		unset($tmp_topic_data);

	}

	else

	{

		$topic_tracking_info = get_complete_topic_tracking($topic_info['forum_id'], $topic_id);

	}

	$has_unapproved_posts = false;

	// Grab extensions

	$extensions = $attachments = array();

	if ($topic_info['topic_attachment'] && sizeof($post_id_list))

	{

		$extensions = $cache->obtain_attach_extensions($topic_info['forum_id']);

		// Get attachments...

		if ($auth->acl_get('u_download') && $auth->acl_get('f_download', $topic_info['forum_id']))

		{

			$sql = 'SELECT *

				FROM ' . ATTACHMENTS_TABLE . '

				WHERE ' . $db->sql_in_set('post_msg_id', $post_id_list) . '

					AND in_message = 0

				ORDER BY filetime DESC, post_msg_id ASC';

			$result = $db->sql_query($sql);

			while ($row = $db->sql_fetchrow($result))

			{

				$attachments[$row['post_msg_id']][] = $row;

			}

			$db->sql_freeresult($result);

		}

	}

	foreach ($rowset as $i => $row)

	{

		$message = $row['post_text'];

		$post_subject = ($row['post_subject'] != '') ? $row['post_subject'] : $topic_info['topic_title'];

		if ($row['bbcode_bitfield'])

		{

			$bbcode->bbcode_second_pass($message, $row['bbcode_uid'], $row['bbcode_bitfield']);

		}

		$message = bbcode_nl2br($message);

		$message = smiley_text($message);

		if (!empty($attachments[$row['post_id']]))

		{

			$update_count = array();

			parse_attachments($topic_info['forum_id'], $message, $attachments[$row['post_id']], $update_count);

		}

		if (!$row['post_approved'])

		{

			$has_unapproved_posts = true;

		}

		$post_unread = (isset($topic_tracking_info[$topic_id]) && $row['post_time'] > $topic_tracking_info[$topic_id]) ? true : false;

		$template->assign_block_vars('postrow', array(

			'POST_AUTHOR_FULL'		=> get_username_string('full', $row['poster_id'], $row['username'], $row['user_colour'], $row['post_username']),

			'POST_AUTHOR_COLOUR'	=> get_username_string('colour', $row['poster_id'], $row['username'], $row['user_colour'], $row['post_username']),

			'POST_AUTHOR'			=> get_username_string('username', $row['poster_id'], $row['username'], $row['user_colour'], $row['post_username']),

			'U_POST_AUTHOR'			=> get_username_string('profile', $row['poster_id'], $row['username'], $row['user_colour'], $row['post_username']),

			'POST_DATE'		=> $user->format_date($row['post_time']),

			'POST_SUBJECT'	=> $post_subject,

			'MESSAGE'		=> $message,

			'POST_ID'		=> $row['post_id'],

			'RETURN_TOPIC'	=> sprintf($user->lang['RETURN_TOPIC'], '', ''),

			'MINI_POST_IMG'			=> ($post_unread) ? $user->img('icon_post_target_unread', 'NEW_POST') : $user->img('icon_post_target', 'POST'),

			'S_POST_REPORTED'	=> ($row['post_reported']) ? true : false,

			'S_POST_UNAPPROVED'	=> ($row['post_approved']) ? false : true,

			'S_CHECKED'			=> (($submitted_id_list && !in_array(intval($row['post_id']), $submitted_id_list)) || in_array(intval($row['post_id']), $checked_ids)) ? true : false,

			'S_HAS_ATTACHMENTS'	=> (!empty($attachments[$row['post_id']])) ? true : false,

			'U_POST_DETAILS'	=> "$url&i=$id&p={$row['post_id']}&mode=post_details" . (($forum_id) ? "&f=$forum_id" : ''),

			'U_MCP_APPROVE'		=> ($auth->acl_get('m_approve', $topic_info['forum_id'])) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=queue&mode=approve_details&f=' . $topic_info['forum_id'] . '&p=' . $row['post_id']) : '',

			'U_MCP_REPORT'		=> ($auth->acl_get('m_report', $topic_info['forum_id'])) ? append_sid("{$phpbb_root_path}mcp.$phpEx", 'i=reports&mode=report_details&f=' . $topic_info['forum_id'] . '&p=' . $row['post_id']) : '')

		);

		// Display not already displayed Attachments for this post, we already parsed them. ;)

		if (!empty($attachments[$row['post_id']]))

		{

			foreach ($attachments[$row['post_id']] as $attachment)

			{

				$template->assign_block_vars('postrow.attachment', array(

					'DISPLAY_ATTACHMENT'	=> $attachment)

				);

			}

		}

		unset($rowset[$i]);

	}

	// Display topic icons for split topic

	$s_topic_icons = false;

	if ($auth->acl_get('m_split', $topic_info['forum_id']))

	{

		include_once($phpbb_root_path . 'includes/functions_posting.' . $phpEx);

		$s_topic_icons = posting_gen_topic_icons('', $icon_id);

		// Has the user selected a topic for merge?

		if ($to_topic_id)

		{

			$to_topic_info = get_topic_data(array($to_topic_id), 'm_merge');

			if (!sizeof($to_topic_info))

			{

				$to_topic_id = 0;

			}

			else

			{

				$to_topic_info = $to_topic_info[$to_topic_id];

				if (!$to_topic_info['enable_icons'] || $auth->acl_get('!f_icons', $topic_info['forum_id']))

				{

					$s_topic_icons = false;

				}

			}

		}

	}

	$s_hidden_fields = build_hidden_fields(array(

		'st_old'	=> $sort_days,

		'post_ids'	=> $post_id_list,

	));

	$template->assign_vars(array(

		'TOPIC_TITLE'		=> $topic_info['topic_title'],

		'U_VIEW_TOPIC'		=> append_sid("{$phpbb_root_path}viewtopic.$phpEx", 'f=' . $topic_info['forum_id'] . '&t=' . $topic_info['topic_id']),

		'TO_TOPIC_ID'		=> $to_topic_id,

		'TO_TOPIC_INFO'		=> ($to_topic_id) ? sprintf($user->lang['YOU_SELECTED_TOPIC'], $to_topic_id, '' . $to_topic_info['topic_title'] . '') : '',

		'SPLIT_SUBJECT'		=> $subject,

		'POSTS_PER_PAGE'	=> $posts_per_page,

		'ACTION'			=> $action,

		'REPORTED_IMG'		=> $user->img('icon_topic_reported', 'POST_REPORTED', false, true),

		'UNAPPROVED_IMG'	=> $user->img('icon_topic_unapproved', 'POST_UNAPPROVED', false, true),

		'S_MCP_ACTION'		=> "$url&i=$id&mode=$mode&action=$action&start=$start",

		'S_FORUM_SELECT'	=> ($to_forum_id) ? make_forum_select($to_forum_id, false, false, true, true, true) : make_forum_select($topic_info['forum_id'], false, false, true, true, true),

		'S_CAN_SPLIT'		=> ($auth->acl_get('m_split', $topic_info['forum_id'])) ? true : false,

		'S_CAN_MERGE'		=> ($auth->acl_get('m_merge', $topic_info['forum_id'])) ? true : false,

		'S_CAN_DELETE'		=> ($auth->acl_get('m_delete', $topic_info['forum_id'])) ? true : false,

		'S_CAN_APPROVE'		=> ($has_unapproved_posts && $auth->acl_get('m_approve', $topic_info['forum_id'])) ? true : false,

		'S_CAN_LOCK'		=> ($auth->acl_get('m_lock', $topic_info['forum_id'])) ? true : false,

		'S_CAN_REPORT'		=> ($auth->acl_get('m_report', $topic_info['forum_id'])) ? true : false,

		'S_REPORT_VIEW'		=> ($action == 'reports') ? true : false,

		'S_MERGE_VIEW'		=> ($action == 'merge') ? true : false,

		'S_SPLIT_VIEW'		=> ($action == 'split') ? true : false,

		'S_HIDDEN_FIELDS'	=> $s_hidden_fields,

		'S_SHOW_TOPIC_ICONS'	=> $s_topic_icons,

		'S_TOPIC_ICON'			=> $icon_id,

		'U_SELECT_TOPIC'	=> "$url&i=$id&mode=forum_view&action=merge_select" . (($forum_id) ? "&f=$forum_id" : ''),

		'RETURN_TOPIC'		=> sprintf($user->lang['RETURN_TOPIC'], '', ''),

		'RETURN_FORUM'		=> sprintf($user->lang['RETURN_FORUM'], '', ''),

		'PAGE_NUMBER'		=> on_page($total, $posts_per_page, $start),

		'PAGINATION'		=> (!$posts_per_page) ? '' : generate_pagination(append_sid("{$phpbb_root_path}mcp.$phpEx", "i=$id&t={$topic_info['topic_id']}&mode=$mode&action=$action&to_topic_id=$to_topic_id&posts_per_page=$posts_per_page&st=$sort_days&sk=$sort_key&sd=$sort_dir"), $total, $posts_per_page, $start),

		'TOTAL_POSTS'		=> ($total == 1) ? $user->lang['VIEW_TOPIC_POST'] : sprintf($user->lang['VIEW_TOPIC_POSTS'], $total),

	));

}

/**

* Split topic

*/

function split_topic($action, $topic_id, $to_forum_id, $subject)

{

	global $db, $template, $user, $phpEx, $phpbb_root_path, $auth, $config;

	$post_id_list	= request_var('post_id_list', array(0));

	$forum_id		= request_var('forum_id', 0);

	$start			= request_var('start', 0);

	if (!sizeof($post_id_list))

	{

		$template->assign_var('MESSAGE', $user->lang['NO_POST_SELECTED']);

		return;

	}

	if (!check_ids($post_id_list, POSTS_TABLE, 'post_id', array('m_split')))

	{

		return;

	}

	$post_id = $post_id_list[0];

	$post_info = get_post_data(array($post_id));

	if (!sizeof($post_info))

	{

		$template->assign_var('MESSAGE', $user->lang['NO_POST_SELECTED']);

		return;

	}

	$post_info = $post_info[$post_id];

	$subject = trim($subject);

	// Make some tests

	if (!$subject)

	{

		$template->assign_var('MESSAGE', $user->lang['EMPTY_SUBJECT']);

		return;

	}

	if ($to_forum_id <= 0)

	{

		$template->assign_var('MESSAGE', $user->lang['NO_DESTINATION_FORUM']);

		return;

	}

	$forum_info = get_forum_data(array($to_forum_id), 'f_post');

	if (!sizeof($forum_info))

	{

		$template->assign_var('MESSAGE', $user->lang['USER_CANNOT_POST']);

		return;

	}

	$forum_info = $forum_info[$to_forum_id];

	if ($forum_info['forum_type'] != FORUM_POST)

	{

		$template->assign_var('MESSAGE', $user->lang['FORUM_NOT_POSTABLE']);

		return;

	}

	$redirect = request_var('redirect', build_url(array('quickmod')));

	$s_hidden_fields = build_hidden_fields(array(

		'i'				=> 'main',

		'post_id_list'	=> $post_id_list,

		'f'				=> $forum_id,

		'mode'			=> 'topic_view',

		'start'			=> $start,

		'action'		=> $action,

		't'				=> $topic_id,

		'redirect'		=> $redirect,

		'subject'		=> $subject,

		'to_forum_id'	=> $to_forum_id,

		'icon'			=> request_var('icon', 0))

	);

	$success_msg = $return_link = '';

	if (confirm_box(true))

	{

		if ($action == 'split_beyond')

		{

			$sort_days = $total = 0;

			$sort_key = $sort_dir = '';

			$sort_by_sql = $sort_order_sql = array();

			mcp_sorting('viewtopic', $sort_days, $sort_key, $sort_dir, $sort_by_sql, $sort_order_sql, $total, $forum_id, $topic_id);

			$limit_time_sql = ($sort_days) ? 'AND t.topic_last_post_time >= ' . (time() - ($sort_days * 86400)) : '';

			if ($sort_order_sql[0] == 'u')

			{

				$sql = 'SELECT p.post_id, p.forum_id, p.post_approved

					FROM ' . POSTS_TABLE . ' p, ' . USERS_TABLE . " u

					WHERE p.topic_id = $topic_id

						AND p.poster_id = u.user_id

						$limit_time_sql

					ORDER BY $sort_order_sql";

			}

			else

			{

				$sql = 'SELECT p.post_id, p.forum_id, p.post_approved

					FROM ' . POSTS_TABLE . " p

					WHERE p.topic_id = $topic_id

						$limit_time_sql

					ORDER BY $sort_order_sql";

			}

			$result = $db->sql_query_limit($sql, 0, $start);

			$store = false;

			$post_id_list = array();

			while ($row = $db->sql_fetchrow($result))

			{

				// If split from selected post (split_beyond), we split the unapproved items too.

				if (!$row['post_approved'] && !$auth->acl_get('m_approve', $row['forum_id']))

				{

//					continue;

				}

				// Start to store post_ids as soon as we see the first post that was selected

				if ($row['post_id'] == $post_id)

				{

					$store = true;

				}

				if ($store)

				{

					$post_id_list[] = $row['post_id'];

				}

			}

			$db->sql_freeresult($result);

		}

		if (!sizeof($post_id_list))

		{

			trigger_error('NO_POST_SELECTED');

		}

		$icon_id = request_var('icon', 0);

		$sql_ary = array(

			'forum_id'		=> $to_forum_id,

			'topic_title'	=> $subject,

			'icon_id'		=> $icon_id,

			'topic_approved'=> 1

		);

		$sql = 'INSERT INTO ' . TOPICS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);

		$db->sql_query($sql);

		$to_topic_id = $db->sql_nextid();

		move_posts($post_id_list, $to_topic_id);

		$topic_info = get_topic_data(array($topic_id));

		$topic_info = $topic_info[$topic_id];

		add_log('mod', $to_forum_id, $to_topic_id, 'LOG_SPLIT_DESTINATION', $subject);

		add_log('mod', $forum_id, $topic_id, 'LOG_SPLIT_SOURCE', $topic_info['topic_title']);

		// Change topic title of first post

		$sql = 'UPDATE ' . POSTS_TABLE . "

			SET post_subject = '" . $db->sql_escape($subject) . "'

			WHERE post_id = {$post_id_list[0]}";

		$db->sql_query($sql);

		$success_msg = 'TOPIC_SPLIT_SUCCESS';

		// Update forum statistics

		set_config('num_topics', $config['num_topics'] + 1, true);

		// Link back to both topics

		$return_link = sprintf($user->lang['RETURN_TOPIC'], '', '') . '

' . sprintf($user->lang['RETURN_NEW_TOPIC'], '', '');

	}

	else

	{

		confirm_box(false, ($action == 'split_all') ? 'SPLIT_TOPIC_ALL' : 'SPLIT_TOPIC_BEYOND', $s_hidden_fields);

	}

	$redirect = request_var('redirect', "index.$phpEx");

	$redirect = reapply_sid($redirect);

	if (!$success_msg)

	{

		return;

	}

	else

	{

		meta_refresh(3, append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$to_forum_id&t=$to_topic_id"));

		trigger_error($user->lang[$success_msg] . '

' . $return_link);

	}

}

/**

* Merge selected posts into selected topic

*/

function merge_posts($topic_id, $to_topic_id)

{

	global $db, $template, $user, $phpEx, $phpbb_root_path, $auth;

	if (!$to_topic_id)

	{

		$template->assign_var('MESSAGE', $user->lang['NO_FINAL_TOPIC_SELECTED']);

		return;

	}

	$topic_data = get_topic_data(array($to_topic_id), 'm_merge');

	if (!sizeof($topic_data))

	{

		$template->assign_var('MESSAGE', $user->lang['NO_FINAL_TOPIC_SELECTED']);

		return;

	}

	$topic_data = $topic_data[$to_topic_id];

	$post_id_list	= request_var('post_id_list', array(0));

	$start			= request_var('start', 0);

	if (!sizeof($post_id_list))

	{

		$template->assign_var('MESSAGE', $user->lang['NO_POST_SELECTED']);

		return;

	}

	if (!check_ids($post_id_list, POSTS_TABLE, 'post_id', array('m_merge')))

	{

		return;

	}

	$redirect = request_var('redirect', build_url(array('quickmod')));

	$s_hidden_fields = build_hidden_fields(array(

		'i'				=> 'main',

		'post_id_list'	=> $post_id_list,

		'to_topic_id'	=> $to_topic_id,

		'mode'			=> 'topic_view',

		'action'		=> 'merge_posts',

		'start'			=> $start,

		'redirect'		=> $redirect,

		't'				=> $topic_id)

	);

	$success_msg = $return_link = '';

	if (confirm_box(true))

	{

		$to_forum_id = $topic_data['forum_id'];

		move_posts($post_id_list, $to_topic_id);

		add_log('mod', $to_forum_id, $to_topic_id, 'LOG_MERGE', $topic_data['topic_title']);

		// Message and return links

		$success_msg = 'POSTS_MERGED_SUCCESS';

		// Does the original topic still exist? If yes, link back to it

		$sql = 'SELECT forum_id

			FROM ' . TOPICS_TABLE . '

			WHERE topic_id = ' . $topic_id;

		$result = $db->sql_query_limit($sql, 1);

		$row = $db->sql_fetchrow($result);

		$db->sql_freeresult($result);

		if ($row)

		{

			$return_link .= sprintf($user->lang['RETURN_TOPIC'], '', '');

		}

		else

		{

			// If the topic no longer exist, we will update the topic watch table.

			// To not let it error out on users watching both topics, we just return on an error...

			$db->sql_return_on_error(true);

			$db->sql_query('UPDATE ' . TOPICS_WATCH_TABLE . ' SET topic_id = ' . (int) $to_topic_id . ' WHERE topic_id = ' . (int) $topic_id);

			$db->sql_return_on_error(false);

			$db->sql_query('DELETE FROM ' . TOPICS_WATCH_TABLE . ' WHERE topic_id = ' . (int) $topic_id);

		}

		// Link to the new topic

		$return_link .= (($return_link) ? '

' : '') . sprintf($user->lang['RETURN_NEW_TOPIC'], '', '');

	}

	else

	{

		confirm_box(false, 'MERGE_POSTS', $s_hidden_fields);

	}

	$redirect = request_var('redirect', "index.$phpEx");

	$redirect = reapply_sid($redirect);

	if (!$success_msg)

	{

		return;

	}

	else

	{

		meta_refresh(3, append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$to_forum_id&t=$to_topic_id"));

		trigger_error($user->lang[$success_msg] . '

' . $return_link);

	}

}

?>