<?php

/*

* Copyright (C) 2013-2015 Luna

* Based on code by FluxBB copyright (C) 2008-2012 FluxBB

* Based on code by Rickard Andersson copyright (C) 2002-2008 PunBB

* Licensed under GPLv3 (http://getluna.org/license.php)

*/

// The contents of this file are very much inspired by the file search.php

// from the phpBB Group forum software phpBB2 (http://www.phpbb.com)

define('FORUM_ROOT', dirname(__FILE__).'/');

require FORUM_ROOT.'include/common.php';

$section = isset($_GET['section']) ? $_GET['section'] : null;

if ($luna_user['g_read_board'] == '0')

message(__('You do not have permission to view this page.', 'luna'), false, '403 Forbidden');

elseif ($luna_user['g_search'] == '0')

message(__('You do not have permission to use the search feature.', 'luna'), false, '403 Forbidden');

require FORUM_ROOT.'include/search_idx.php';

// Figure out what to do :-)

if (isset($_GET['action']) || isset($_GET['search_id'])) {

$action = (isset($_GET['action'])) ? $_GET['action'] : null;

$forums = isset($_GET['forums']) ? (is_array($_GET['forums']) ? $_GET['forums'] : array_filter(explode(',', $_GET['forums']))) : (isset($_GET['forum']) ? array($_GET['forum']) : array());

$sort_dir = (isset($_GET['sort_dir']) && $_GET['sort_dir'] == 'DESC') ? 'DESC' : 'ASC';

$forums = array_map('intval', $forums);

// Allow the old action names for backwards compatibility reasons

if ($action == 'show_user')

$action = 'show_user_posts';

elseif ($action == 'show_24h')

$action = 'show_recent';

// If a search_id was supplied

if (isset($_GET['search_id'])) {

$search_id = intval($_GET['search_id']);

if ($search_id < 1)

message(__('Bad request. The link you followed is incorrect, outdated or you are simply not allowed to hang around here.', 'luna'), false, '404 Not Found');

}

// If it's a regular search (keywords and/or author)

elseif ($action == 'search') {

$keywords = (isset($_GET['keywords'])) ? utf8_strtolower(luna_trim($_GET['keywords'])) : null;

$author = (isset($_GET['author'])) ? utf8_strtolower(luna_trim($_GET['author'])) : null;

if (preg_match('%^[\*\%]+$%', $keywords) || (luna_strlen(str_replace(array('*', '%'), '', $keywords)) < FORUM_SEARCH_MIN_WORD && !is_cjk($keywords)))

$keywords = '';

if (preg_match('%^[\*\%]+$%', $author) || luna_strlen(str_replace(array('*', '%'), '', $author)) < 2)

$author = '';

if (!$keywords && !$author)

message(__('You have to enter at least one keyword and/or an author to search for.', 'luna'));

if ($author)

$author = str_replace('*', '%', $author);

$show_as = (isset($_GET['show_as']) && $_GET['show_as'] == 'topics') ? 'topics' : 'posts';

$sort_by = (isset($_GET['sort_by'])) ? intval($_GET['sort_by']) : 0;

$search_in = (!isset($_GET['search_in']) || $_GET['search_in'] == '0') ? 0 : (($_GET['search_in'] == '1') ? 1 : -1);

}

// If it's a user search (by ID)

elseif ($action == 'show_user_posts' || $action == 'show_user_topics' || $action == 'show_subscriptions') {

$user_id = (isset($_GET['user_id'])) ? intval($_GET['user_id']) : $luna_user['id'];

if ($user_id < 2)

message(__('Bad request. The link you followed is incorrect, outdated or you are simply not allowed to hang around here.', 'luna'), false, '404 Not Found');

// Subscribed topics can only be viewed by admins, moderators and the users themselves

if ($action == 'show_subscriptions' && !$luna_user['is_admmod'] && $user_id != $luna_user['id'])

message(__('You do not have permission to access this page.', 'luna'), false, '403 Forbidden');

} elseif ($action == 'show_recent')

$interval = isset($_GET['value']) ? intval($_GET['value']) : 86400;

elseif ($action != 'show_new' && $action != 'show_unanswered')

message(__('Bad request. The link you followed is incorrect, outdated or you are simply not allowed to hang around here.', 'luna'), false, '404 Not Found');

// If a valid search_id was supplied we attempt to fetch the search results from the db

if (isset($search_id)) {

$ident = ($luna_user['is_guest']) ? get_remote_address() : $luna_user['username'];

$result = $db->query('SELECT search_data FROM '.$db->prefix.'search_cache WHERE id='.$search_id.' AND ident=\''.$db->escape($ident).'\'') or error('Unable to fetch search results', __FILE__, __LINE__, $db->error());

if ($row = $db->fetch_assoc($result)) {

$temp = unserialize($row['search_data']);

$search_ids = unserialize($temp['search_ids']);

$num_hits = $temp['num_hits'];

$sort_by = $temp['sort_by'];

$sort_dir = $temp['sort_dir'];

$show_as = $temp['show_as'];

$search_type = $temp['search_type'];

unset($temp);

} else

message(__('Your search returned no hits.', 'luna'));

} else {

$keyword_results = $author_results = array();

// Search a specific forum?

$forum_sql = (!empty($forums) || (empty($forums) && $luna_config['o_search_all_forums'] == '0' && !$luna_user['is_admmod'])) ? ' AND t.forum_id IN ('.implode(',', $forums).')' : '';

if (!empty($author) || !empty($keywords)) {

// Flood protection

if ($luna_user['last_search'] && (time() - $luna_user['last_search']) < $luna_user['g_search_flood'] && (time() - $luna_user['last_search']) >= 0)

message(sprintf(__('At least %s seconds have to pass between searches. Please wait %s seconds and try searching again.', 'luna'), $luna_user['g_search_flood'], $luna_user['g_search_flood'] - (time() - $luna_user['last_search'])));

if (!$luna_user['is_guest'])

$db->query('UPDATE '.$db->prefix.'users SET last_search='.time().' WHERE id='.$luna_user['id']) or error('Unable to update user', __FILE__, __LINE__, $db->error());

else

$db->query('UPDATE '.$db->prefix.'online SET last_search='.time().' WHERE ident=\''.$db->escape(get_remote_address()).'\'' ) or error('Unable to update user', __FILE__, __LINE__, $db->error());

switch ($sort_by) {

case 1:

$sort_by_sql = ($show_as == 'topics') ? 't.poster' : 'p.poster';

$sort_type = SORT_STRING;

break;

case 2:

$sort_by_sql = 't.subject';

$sort_type = SORT_STRING;

break;

case 3:

$sort_by_sql = 't.forum_id';

$sort_type = SORT_NUMERIC;

break;

case 4:

$sort_by_sql = 't.last_post';

$sort_type = SORT_NUMERIC;

break;

default:

$sort_by_sql = ($show_as == 'topics') ? 't.last_post' : 'p.posted';

$sort_type = SORT_NUMERIC;

break;

}

// If it's a search for keywords

if ($keywords) {

// split the keywords into words

$keywords_array = split_words($keywords, false);

if (empty($keywords_array))

message(__('Your search returned no hits.', 'luna'));

// Should we search in message body or topic subject specifically?

$search_in_cond = ($search_in) ? (($search_in > 0) ? ' AND m.subject_match = 0' : ' AND m.subject_match = 1') : '';

$word_count = 0;

$match_type = 'and';

$sort_data = array();

foreach ($keywords_array as $cur_word) {

switch ($cur_word) {

case 'and':

case 'or':

case 'not':

$match_type = $cur_word;

break;

default: {

if (is_cjk($cur_word)) {

$where_cond = str_replace('*', '%', $cur_word);

$where_cond = ($search_in ? (($search_in > 0) ? 'p.message LIKE \'%'.$db->escape($where_cond).'%\'' : 't.subject LIKE \'%'.$db->escape($where_cond).'%\'') : 'p.message LIKE \'%'.$db->escape($where_cond).'%\' OR t.subject LIKE \'%'.$db->escape($where_cond).'%\'');

$result = $db->query('SELECT p.id AS post_id, p.topic_id, '.$sort_by_sql.' AS sort_by FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE ('.$where_cond.') AND (fp.read_forum IS NULL OR fp.read_forum=1)'.$forum_sql, true) or error('Unable to search for posts', __FILE__, __LINE__, $db->error());

} else

$result = $db->query('SELECT m.post_id, p.topic_id, '.$sort_by_sql.' AS sort_by FROM '.$db->prefix.'search_words AS w INNER JOIN '.$db->prefix.'search_matches AS m ON m.word_id = w.id INNER JOIN '.$db->prefix.'posts AS p ON p.id=m.post_id INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE w.word LIKE \''.$db->escape(str_replace('*', '%', $cur_word)).'\''.$search_in_cond.' AND (fp.read_forum IS NULL OR fp.read_forum=1)'.$forum_sql, true) or error('Unable to search for posts', __FILE__, __LINE__, $db->error());

$row = array();

while ($temp = $db->fetch_assoc($result)) {

$row[$temp['post_id']] = $temp['topic_id'];

if (!$word_count) {

$keyword_results[$temp['post_id']] = $temp['topic_id'];

$sort_data[$temp['post_id']] = $temp['sort_by'];

} elseif ($match_type == 'or') {

$keyword_results[$temp['post_id']] = $temp['topic_id'];

$sort_data[$temp['post_id']] = $temp['sort_by'];

} elseif ($match_type == 'not') {

unset($keyword_results[$temp['post_id']]);

unset($sort_data[$temp['post_id']]);

}

}

if ($match_type == 'and' && $word_count) {

foreach ($keyword_results as $post_id => $topic_id) {

if (!isset($row[$post_id])) {

unset($keyword_results[$post_id]);

unset($sort_data[$post_id]);

}

}

}

++$word_count;

$db->free_result($result);

break;

}

}

}

// Sort the results - annoyingly array_multisort re-indexes arrays with numeric keys, so we need to split the keys out into a separate array then combine them again after

$post_ids = array_keys($keyword_results);

$topic_ids = array_values($keyword_results);

array_multisort(array_values($sort_data), $sort_dir == 'DESC' ? SORT_DESC : SORT_ASC, $sort_type, $post_ids, $topic_ids);

// combine the arrays back into a key=>value array (array_combine is PHP5 only unfortunately)

$num_results = count($keyword_results);

$keyword_results = array();

for ($i = 0;$i < $num_results;$i++)

$keyword_results[$post_ids[$i]] = $topic_ids[$i];

unset($sort_data, $post_ids, $topic_ids);

}

// If it's a search for author name (and that author name isn't Guest)

if ($author && $author != 'guest' && $author != utf8_strtolower(__('Guest', 'luna'))) {

switch ($db_type) {

case 'pgsql':

$result = $db->query('SELECT id FROM '.$db->prefix.'users WHERE username ILIKE \''.$db->escape($author).'\'') or error('Unable to fetch users', __FILE__, __LINE__, $db->error());

break;

default:

$result = $db->query('SELECT id FROM '.$db->prefix.'users WHERE username LIKE \''.$db->escape($author).'\'') or error('Unable to fetch users', __FILE__, __LINE__, $db->error());

break;

}

if ($db->num_rows($result)) {

$user_ids = array();

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

$user_ids[] = $row[0];

$result = $db->query('SELECT p.id AS post_id, p.topic_id FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND p.poster_id IN('.implode(',', $user_ids).')'.$forum_sql.' ORDER BY '.$sort_by_sql.' '.$sort_dir) or error('Unable to fetch matched posts list', __FILE__, __LINE__, $db->error());

while ($temp = $db->fetch_assoc($result))

$author_results[$temp['post_id']] = $temp['topic_id'];

$db->free_result($result);

}

}

// If we searched for both keywords and author name we want the intersection between the results

if ($author && $keywords) {

$search_ids = array_intersect_assoc($keyword_results, $author_results);

$search_type = array('both', array($keywords, luna_trim($_GET['author'])), implode(',', $forums), $search_in);

} elseif ($keywords) {

$search_ids = $keyword_results;

$search_type = array('keywords', $keywords, implode(',', $forums), $search_in);

} else {

$search_ids = $author_results;

$search_type = array('author', luna_trim($_GET['author']), implode(',', $forums), $search_in);

}

unset($keyword_results, $author_results);

if ($show_as == 'topics')

$search_ids = array_values($search_ids);

else

$search_ids = array_keys($search_ids);

$search_ids = array_unique($search_ids);

$num_hits = count($search_ids);

if (!$num_hits)

message(__('Your search returned no hits.', 'luna'));

} elseif ($action == 'show_new' || $action == 'show_recent' || $action == 'show_user_posts' || $action == 'show_user_topics' || $action == 'show_subscriptions' || $action == 'show_unanswered') {

$search_type = array('action', $action);

$show_as = 'topics';

// We want to sort things after last post

$sort_by = 0;

$sort_dir = 'DESC';

// If it's a search for new posts since last visit

if ($action == 'show_new') {

if ($luna_user['is_guest'])

message(__('You do not have permission to access this page.', 'luna'), false, '403 Forbidden');

$result = $db->query('SELECT t.id FROM '.$db->prefix.'topics AS t LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND t.last_post>'.$luna_user['last_visit'].' AND t.moved_to IS NULL'.(isset($_GET['fid']) ? ' AND t.forum_id='.intval($_GET['fid']) : '').' ORDER BY t.last_post DESC') or error('Unable to fetch topic list', __FILE__, __LINE__, $db->error());

$num_hits = $db->num_rows($result);

if (!$num_hits)

message(__('There are no topics with new posts since your last visit.', 'luna'));

}

// If it's a search for recent posts (in a certain time interval)

elseif ($action == 'show_recent') {

$result = $db->query('SELECT t.id FROM '.$db->prefix.'topics AS t LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND t.last_post>'.(time() - $interval).' AND t.moved_to IS NULL'.(isset($_GET['fid']) ? ' AND t.forum_id='.intval($_GET['fid']) : '').' ORDER BY t.last_post DESC') or error('Unable to fetch topic list', __FILE__, __LINE__, $db->error());

$num_hits = $db->num_rows($result);

if (!$num_hits)

message(__('No new posts have been made within the last 24 hours.', 'luna'));

}

// If it's a search for posts by a specific user ID

elseif ($action == 'show_user_posts') {

$show_as = 'posts';

$result = $db->query('SELECT p.id FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON p.topic_id=t.id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND p.poster_id='.$user_id.' ORDER BY p.posted DESC') or error('Unable to fetch user posts', __FILE__, __LINE__, $db->error());

$num_hits = $db->num_rows($result);

if (!$num_hits)

message(__('There are no posts by this user in this forum.', 'luna'));

// Pass on the user ID so that we can later know whose posts we're searching for

$search_type[2] = $user_id;

}

// If it's a search for topics by a specific user ID

elseif ($action == 'show_user_topics') {

$result = $db->query('SELECT t.id FROM '.$db->prefix.'topics AS t INNER JOIN '.$db->prefix.'posts AS p ON t.first_post_id=p.id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND p.poster_id='.$user_id.' ORDER BY t.last_post DESC') or error('Unable to fetch user topics', __FILE__, __LINE__, $db->error());

$num_hits = $db->num_rows($result);

if (!$num_hits)

message(__('There are no topics by this user in this forum.', 'luna'));

// Pass on the user ID so that we can later know whose topics we're searching for

$search_type[2] = $user_id;

}

// If it's a search for subscribed topics

elseif ($action == 'show_subscriptions') {

if ($luna_user['is_guest'])

message(__('Bad request. The link you followed is incorrect, outdated or you are simply not allowed to hang around here.', 'luna'), false, '404 Not Found');

$result = $db->query('SELECT t.id FROM '.$db->prefix.'topics AS t INNER JOIN '.$db->prefix.'topic_subscriptions AS s ON (t.id=s.topic_id AND s.user_id='.$user_id.') LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) ORDER BY t.last_post DESC') or error('Unable to fetch topic list', __FILE__, __LINE__, $db->error());

$num_hits = $db->num_rows($result);

if (!$num_hits)

message(__('This user is currently not subscribed to any topics.', 'luna'));

// Pass on user ID so that we can later know whose subscriptions we're searching for

$search_type[2] = $user_id;

}

// If it's a search for unanswered posts

else {

$result = $db->query('SELECT t.id FROM '.$db->prefix.'topics AS t LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=t.forum_id AND fp.group_id='.$luna_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND t.num_replies=0 AND t.moved_to IS NULL ORDER BY t.last_post DESC') or error('Unable to fetch topic list', __FILE__, __LINE__, $db->error());

$num_hits = $db->num_rows($result);

if (!$num_hits)

message(__('There are no unanswered posts in this forum.', 'luna'));

}

$search_ids = array();

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

$search_ids[] = $row[0];

$db->free_result($result);

} else

message(__('Bad request. The link you followed is incorrect, outdated or you are simply not allowed to hang around here.', 'luna'), false, '404 Not Found');

// Prune "old" search results

$old_searches = array();

$result = $db->query('SELECT ident FROM '.$db->prefix.'online') or error('Unable to fetch online list', __FILE__, __LINE__, $db->error());

if ($db->num_rows($result)) {

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

$old_searches[] = '\''.$db->escape($row[0]).'\'';

$db->query('DELETE FROM '.$db->prefix.'search_cache WHERE ident NOT IN('.implode(',', $old_searches).')') or error('Unable to delete search results', __FILE__, __LINE__, $db->error());

}

// Fill an array with our results and search properties

$temp = serialize(array(

'search_ids' => serialize($search_ids),

'num_hits' => $num_hits,

'sort_by' => $sort_by,

'sort_dir' => $sort_dir,

'show_as' => $show_as,

'search_type' => $search_type

));

$search_id = mt_rand(1, 2147483647);

$ident = ($luna_user['is_guest']) ? get_remote_address() : $luna_user['username'];

$db->query('INSERT INTO '.$db->prefix.'search_cache (id, ident, search_data) VALUES('.$search_id.', \''.$db->escape($ident).'\', \''.$db->escape($temp).'\')') or error('Unable to insert search results', __FILE__, __LINE__, $db->error());

if ($search_type[0] != 'action') {

$db->end_transaction();

$db->close();

// Redirect the user to the cached result page

header('Location: search.php?search_id='.$search_id);

exit;

}

}

$forum_actions = array();

// If we're on the new posts search, display a "mark all as read" link

if (!$luna_user['is_guest'] && $search_type[0] == 'action' && $search_type[1] == 'show_new')

$forum_actions[] = '<a href="misc.php?action=markread">'.__('Mark as read', 'luna').'</a>';

// Fetch results to display

if (!empty($search_ids)) {

switch ($sort_by) {

case 1:

$sort_by_sql = ($show_as == 'topics') ? 't.poster' : 'p.poster';

break;

case 2:

$sort_by_sql = 't.subject';

break;

case 3:

$sort_by_sql = 't.forum_id';

break;

default:

$sort_by_sql = ($show_as == 'topics') ? 't.last_post' : 'p.posted';

break;

}

// Determine the topic or post offset (based on $_GET['p'])

$per_page = ($show_as == 'posts') ? $luna_user['disp_posts'] : $luna_user['disp_topics'];

$num_pages = ceil($num_hits / $per_page);

$p = (!isset($_GET['p']) || $_GET['p'] <= 1 || $_GET['p'] > $num_pages) ? 1 : intval($_GET['p']);

$start_from = $per_page * ($p - 1);

// Generate paging links

$paging_links = paginate($num_pages, $p, 'search.php?search_id='.$search_id);

// throw away the first $start_from of $search_ids, only keep the top $per_page of $search_ids

$search_ids = array_slice($search_ids, $start_from, $per_page);

// Run the query and fetch the results

if ($show_as == 'posts')

$result = $db->query('SELECT p.id AS pid, p.poster AS pposter, p.posted AS pposted, p.poster_id, p.message, p.hide_smilies, t.id AS tid, t.poster, t.subject, t.first_post_id, t.last_post, t.last_post_id, t.last_poster, t.last_poster_id, t.num_replies, t.forum_id, t.sticky, t.closed, f.forum_name FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id INNER JOIN '.$db->prefix.'forums AS f ON f.id=t.forum_id WHERE p.id IN('.implode(',', $search_ids).') ORDER BY '.$sort_by_sql.' '.$sort_dir) or error('Unable to fetch search results', __FILE__, __LINE__, $db->error());

else

$result = $db->query('SELECT t.id AS tid, t.poster, t.subject, t.last_post, t.last_post_id, t.last_poster, t.last_poster_id, t.num_replies, t.closed, t.sticky, t.forum_id, t.sticky, t.closed, f.forum_name FROM '.$db->prefix.'topics AS t INNER JOIN '.$db->prefix.'forums AS f ON f.id=t.forum_id WHERE t.id IN('.implode(',', $search_ids).') ORDER BY '.$sort_by_sql.' '.$sort_dir) or error('Unable to fetch search results', __FILE__, __LINE__, $db->error());

$search_set = array();

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

$search_set[] = $row;

$crumbs_text = array();

$crumbs_text['show_as'] = __('Search', 'luna');

if ($search_type[0] == 'action') {

if ($search_type[1] == 'show_user_topics')

$crumbs_text['search_type'] = '<a class="btn btn-primary" href="search.php?action=show_user_topics&amp;user_id='.$search_type[2].'">'.sprintf(__('Topics by %s', 'luna'), luna_htmlspecialchars($search_set[0]['poster'])).'</a>';

elseif ($search_type[1] == 'show_user_posts')

$crumbs_text['search_type'] = '<a class="btn btn-primary" href="search.php?action=show_user_posts&amp;user_id='.$search_type[2].'">'.sprintf(__('Posts by %s', 'luna'), luna_htmlspecialchars($search_set[0]['pposter'])).'</a>';

elseif ($search_type[1] == 'show_subscriptions') {

// Fetch username of subscriber

$subscriber_id = $search_type[2];

$result = $db->query('SELECT username FROM '.$db->prefix.'users WHERE id='.$subscriber_id) or error('Unable to fetch username of subscriber', __FILE__, __LINE__, $db->error());

if ($db->num_rows($result))

$subscriber_name = $db->result($result);

else

message(__('Bad request. The link you followed is incorrect, outdated or you are simply not allowed to hang around here.', 'luna'), false, '404 Not Found');

$crumbs_text['search_type'] = '<a class="btn btn-primary" href="search.php?action=show_subscriptions&amp;user_id='.$subscriber_id.'">'.sprintf(__('Subscribed by %s', 'luna'), luna_htmlspecialchars($subscriber_name)).'</a>';

} else

$crumbs_text['search_type'] = '<a class="btn btn-primary" href="search.php?action='.$search_type[1].'">'.sprintf(__('Quick search %s', 'luna'), $search_type[1]).'</a>';

} else {

$keywords = $author = '';

if ($search_type[0] == 'both') {

list ($keywords, $author) = $search_type[1];

$crumbs_text['search_type'] = sprintf(sprintf('By both show as %s', $show_as), luna_htmlspecialchars($keywords), luna_htmlspecialchars($author));

} elseif ($search_type[0] == 'keywords') {

$keywords = $search_type[1];

$crumbs_text['search_type'] = sprintf(sprintf('By keywords show as %s', $show_as), luna_htmlspecialchars($keywords));

} elseif ($search_type[0] == 'author') {

$author = $search_type[1];

$crumbs_text['search_type'] = sprintf(sprintf('By user show as %s', $show_as), luna_htmlspecialchars($author));

}

$crumbs_text['search_type'] = '<a class="btn btn-primary" href="search.php?action=search&amp;keywords='.urlencode($keywords).'&amp;author='.urlencode($author).'&amp;forums='.$search_type[2].'&amp;search_in='.$search_type[3].'&amp;sort_by='.$sort_by.'&amp;sort_dir='.$sort_dir.'&amp;show_as='.$show_as.'">'.$crumbs_text['search_type'].'</a>';

}

$page_title = array(luna_htmlspecialchars($luna_config['o_board_title']), __('Search results', 'luna'));

define('FORUM_ACTIVE_PAGE', 'search');

if ($show_as == 'topics') {

$topic_count = 0;

} elseif ($show_as == 'posts') {

require FORUM_ROOT.'include/parser.php';

$post_count = 0;

}

// Get topic/forum tracking data

if (!$luna_user['is_guest'])

$tracked_topics = get_tracked_topics();

require load_page('header.php');

require load_page('search-results.php');

require load_page('footer.php');

} else

message(__('Your search returned no hits.', 'luna'));

} else

$search_id = '';

if (!$search_id) {

if (!$section || $section == 'simple') {

$page_title = array(luna_htmlspecialchars($luna_config['o_board_title']), __('Search', 'luna'));

$focus_element = array('search', 'keywords');

define('FORUM_ACTIVE_PAGE', 'search');

require load_page('header.php');

require load_page('search.php');

require load_page('footer.php');

} else {

if ($luna_config['o_enable_advanced_search'] == 0) {

message(__('You do not have permission to access this page.', 'luna'), false, '403 Forbidden');

} else {

$page_title = array(luna_htmlspecialchars($luna_config['o_board_title']), __('Search', 'luna'));

$focus_element = array('search', 'keywords');

define('FORUM_ACTIVE_PAGE', 'search');

require load_page('header.php');

require load_page('search-advanced.php');

require load_page('footer.php');

}

}

}