simple_select("forums", "pid,disporder,fid,password,name", "linkto='' AND active!=0", array('order_by' => "pid, disporder"));
while($forum = $db->fetch_array($query))
{
$pforumcache[$forum['pid']][$forum['disporder']][$forum['fid']] = $forum;
}
}
if(!is_array($permissioncache))
{
$permissioncache = forum_permissions();
}
if(is_array($pforumcache[$pid]))
{
foreach($pforumcache[$pid] as $key => $main)
{
foreach($main as $key => $forum)
{
$perms = $permissioncache[$forum['fid']];
if(($perms['canview'] == 1 || $mybb->settings['hideprivateforums'] == 0) && $perms['cansearch'] != 0)
{
if($selitem == $forum['fid'])
{
$optionselected = "selected";
$selecteddone = "1";
}
else
{
$optionselected = '';
$selecteddone = "0";
}
if($forum['password'] != '')
{
if($mybb->cookies['forumpass'][$forum['fid']] == md5($mybb->user['uid'].$forum['password']))
{
$pwverified = 1;
}
else
{
$pwverified = 0;
}
}
if(empty($forum['password']) || $pwverified == 1)
{
$forumlistbits .= "\n";
}
if($pforumcache[$forum['fid']])
{
$newdepth = $depth." ";
$forumlistbits .= make_searchable_forums($forum['fid'], $selitem, 0, $newdepth);
}
}
}
}
}
if($addselect)
{
$forumlist = "";
}
return $forumlist;
}
/**
* Build a comma separated list of the forums this user cannot search
*
* @param int The parent ID to build from
* @param int First rotation or not (leave at default)
* @return return a CSV list of forums the user cannot search
*/
function get_unsearchable_forums($pid="0", $first=1)
{
global $db, $forum_cache, $permissioncache, $mybb, $unsearchableforums, $unsearchable, $templates, $forumpass;
$pid = intval($pid);
if(!is_array($forum_cache))
{
// Get Forums
$query = $db->simple_select("forums", "fid,parentlist,password,active", '', array('order_by' => 'pid, disporder'));
while($forum = $db->fetch_array($query))
{
$forum_cache[$forum['fid']] = $forum;
}
}
if(!is_array($permissioncache))
{
$permissioncache = forum_permissions();
}
foreach($forum_cache as $fid => $forum)
{
if($permissioncache[$forum['fid']])
{
$perms = $permissioncache[$forum['fid']];
}
else
{
$perms = $mybb->usergroup;
}
$pwverified = 1;
if($forum['password'] != '')
{
if($mybb->cookies['forumpass'][$forum['fid']] != md5($mybb->user['uid'].$forum['password']))
{
$pwverified = 0;
}
}
$parents = explode(",", $forum['parentlist']);
if(is_array($parents))
{
foreach($parents as $parent)
{
if($forum_cache[$parent]['active'] == 0)
{
$forum['active'] = 0;
}
}
}
if($perms['canview'] != 1 || $perms['cansearch'] != 1 || $pwverified == 0 || $forum['active'] == 0)
{
if($unsearchableforums)
{
$unsearchableforums .= ",";
}
$unsearchableforums .= "'{$forum['fid']}'";
}
}
$unsearchable = $unsearchableforums;
// Get our unsearchable password protected forums
$pass_protected_forums = get_password_protected_forums();
if($unsearchable && $pass_protected_forums)
{
$unsearchable .= ",";
}
if($pass_protected_forums)
{
$unsearchable .= implode(",", $pass_protected_forums);
}
return $unsearchable;
}
/**
* Build a array list of the forums this user cannot search due to password protection
*
* @param int the fids to check (leave null to check all forums)
* @return return a array list of password protected forums the user cannot search
*/
function get_password_protected_forums($fids=array())
{
global $forum_cache, $mybb;
if(!is_array($fids))
{
return false;
}
if(!is_array($forum_cache))
{
$forum_cache = cache_forums();
if(!$forum_cache)
{
return false;
}
}
if(empty($fids))
{
$fids = array_keys($forum_cache);
}
$pass_fids = array();
foreach($fids as $fid)
{
if(empty($forum_cache[$fid]['password']))
{
continue;
}
if(md5($mybb->user['uid'].$forum_cache[$fid]['password']) != $mybb->cookies['forumpass'][$fid])
{
$pass_fids[] = $fid;
$child_list = get_child_list($fid);
}
if(is_array($child_list))
{
$pass_fids = array_merge($pass_fids, $child_list);
}
}
return array_unique($pass_fids);
}
/**
* Clean search keywords and make them safe for querying
*
* @param string The keywords to be cleaned
* @return string The cleaned keywords
*/
function clean_keywords($keywords)
{
$keywords = my_strtolower($keywords);
$keywords = str_replace("%", "\\%", $keywords);
$keywords = preg_replace("#\*{2,}#s", "*", $keywords);
$keywords = str_replace("*", "%", $keywords);
$keywords = preg_replace("#([\[\]\|\.\,:'])#s", " ", $keywords);
$keywords = preg_replace("#\s+#s", " ", $keywords);
// Search for "and" or "or" and remove if it's at the beginning
$keywords = trim($keywords);
if(my_strpos($keywords, "or") === 0)
{
$keywords = substr_replace($keywords, "", 0, 2);
}
if(my_strpos($keywords, "and") === 0)
{
$keywords = substr_replace($keywords, "", 0, 3);
}
return $keywords;
}
/**
* Clean search keywords for fulltext searching, making them safe for querying
*
* @param string The keywords to be cleaned
* @return string The cleaned keywords
*/
function clean_keywords_ft($keywords)
{
if(!$keywords)
{
return false;
}
$keywords = my_strtolower($keywords);
$keywords = str_replace("%", "\\%", $keywords);
$keywords = preg_replace("#\*{2,}#s", "*", $keywords);
$keywords = preg_replace("#([\[\]\|\.\,:])#s", " ", $keywords);
$keywords = preg_replace("#\s+#s", " ", $keywords);
$words = array();
if(my_strpos($keywords, "\"") !== false)
{
$inquote = false;
$keywords = explode("\"", $keywords);
foreach($keywords as $phrase)
{
if($phrase != '')
{
if($inquote)
{
$words[] = "\"".trim($phrase)."\"";
}
else
{
$split_words = preg_split("#\s{1,}#", $phrase, -1);
if(!is_array($split_words))
{
continue;
}
foreach($split_words as $word)
{
if(!$word)
{
continue;
}
$words[] = trim($word);
}
}
}
$inquote = !$inquote;
}
}
else
{
$split_words = preg_split("#\s{1,}#", $keywords, -1);
if(!is_array($split_words))
{
continue;
}
foreach($split_words as $word)
{
if(!$word)
{
continue;
}
$words[] = trim($word);
}
}
$keywords = '';
foreach($words as $word)
{
if($word == "or")
{
$boolean = '';
}
elseif($word == "and")
{
$boolean = "+";
}
elseif($word == "not")
{
$boolean = "-";
}
else
{
$keywords .= " ".$boolean.$word;
$boolean = '';
}
}
$keywords = "+".trim($keywords);
return $keywords;
}
/* Database engine specific search functions */
/**
* Perform a thread and post search under MySQL or MySQLi
*
* @param array Array of search data
* @return array Array of search data with results mixed in
*/
function privatemessage_perform_search_mysql($search)
{
global $mybb, $db, $lang;
$keywords = clean_keywords($search['keywords']);
if(!$keywords && !$search['sender'])
{
error($lang->error_nosearchterms);
}
if($mybb->settings['minsearchword'] < 1)
{
$mybb->settings['minsearchword'] = 3;
}
$subject_lookin = "";
$message_lookin = "";
$searchsql = "uid='{$mybb->user['uid']}'";
if($keywords)
{
// Complex search
$keywords = " {$keywords} ";
if(preg_match("# and|or #", $keywords))
{
$string = "AND";
if($search['subject'] == 1)
{
$string = "OR";
$subject_lookin = " AND (";
}
if($search['message'] == 1)
{
$message_lookin = " {$string} (";
}
// Expand the string by double quotes
$keywords_exp = explode("\"", $keywords);
$inquote = false;
foreach($keywords_exp as $phrase)
{
// If we're not in a double quoted section
if(!$inquote)
{
// Expand out based on search operators (and, or)
$matches = preg_split("#\s{1,}(and|or)\s{1,}#", $phrase, -1, PREG_SPLIT_DELIM_CAPTURE);
$count_matches = count($matches);
for($i=0; $i < $count_matches; ++$i)
{
$word = trim($matches[$i]);
if(empty($word))
{
continue;
}
// If this word is a search operator set the boolean
if($i % 2 && ($word == "and" || $word == "or"))
{
if($i <= 1)
{
if($search['subject'] && $search['message'] && $subject_lookin == " AND (")
{
// We're looking for anything, check for a subject lookin
continue;
}
elseif($search['subject'] && !$search['message'] && $subject_lookin == " AND (")
{
// Just in a subject?
continue;
}
elseif(!$search['subject'] && $search['message'] && $message_lookin == " {$string} (")
{
// Just in a message?
continue;
}
}
$boolean = $word;
}
// Otherwise check the length of the word as it is a normal search term
else
{
$word = trim($word);
// Word is too short - show error message
if(my_strlen($word) < $mybb->settings['minsearchword'])
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
// Add terms to search query
if($search['subject'] == 1)
{
$subject_lookin .= " $boolean LOWER(subject) LIKE '%{$word}%'";
}
if($search['message'] == 1)
{
$message_lookin .= " $boolean LOWER(message) LIKE '%{$word}%'";
}
}
}
}
// In the middle of a quote (phrase)
else
{
$phrase = str_replace(array("+", "-", "*"), '', trim($phrase));
if(my_strlen($phrase) < $mybb->settings['minsearchword'])
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
// Add phrase to search query
$subject_lookin .= " $boolean LOWER(subject) LIKE '%{$phrase}%'";
if($search['message'] == 1)
{
$message_lookin .= " $boolean LOWER(message) LIKE '%{$phrase}%'";
}
}
// Check to see if we have any search terms and not a malformed SQL string
$error = false;
if($search['subject'] && $search['message'] && $subject_lookin == " AND (")
{
// We're looking for anything, check for a subject lookin
$error = true;
}
elseif($search['subject'] && !$search['message'] && $subject_lookin == " AND (")
{
// Just in a subject?
$error = true;
}
elseif(!$search['subject'] && $search['message'] && $message_lookin == " {$string} (")
{
// Just in a message?
$error = true;
}
if($error == true)
{
// There are no search keywords to look for
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
$inquote = !$inquote;
}
if($search['subject'] == 1)
{
$subject_lookin .= ")";
}
if($search['message'] == 1)
{
$message_lookin .= ")";
}
$searchsql .= "{$subject_lookin} {$message_lookin}";
}
else
{
$keywords = str_replace("\"", '', trim($keywords));
if(my_strlen($keywords) < $mybb->settings['minsearchword'])
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
// If we're looking in both, then find matches in either the subject or the message
if($search['subject'] == 1 && $search['message'] == 1)
{
$searchsql .= " AND (LOWER(subject) LIKE '%{$keywords}%' OR LOWER(message) LIKE '%{$keywords}%')";
}
else
{
if($search['subject'] == 1)
{
$searchsql .= " AND LOWER(subject) LIKE '%{$keywords}%'";
}
if($search['message'] == 1)
{
$searchsql .= " AND LOWER(message) LIKE '%{$keywords}%'";
}
}
}
}
if($search['sender'])
{
$userids = array();
$search['sender'] = my_strtolower($search['sender']);
$query = $db->simple_select("users", "uid", "LOWER(username) LIKE '%".$db->escape_string_like($db->escape_string($search['sender']))."%'");
while($user = $db->fetch_array($query))
{
$userids[] = $user['uid'];
}
if(count($userids) < 1)
{
error($lang->error_nosearchresults);
}
else
{
$userids = implode(',', $userids);
$searchsql .= " AND fromid IN (".$userids.")";
}
}
if(!is_array($search['folder']))
{
$search['folder'] = array($search['folder']);
}
if(!empty($search['folder']))
{
$folderids = array();
$search['folder'] = array_map("intval", $search['folder']);
$folderids = implode(',', $search['folder']);
if($folderids)
{
$searchsql .= " AND folder IN (".$folderids.")";
}
}
if($search['status'])
{
$searchsql .= " AND (";
if($search['status']['new'])
{
$statussql[] = " status='0' ";
}
if($search['status']['replied'])
{
$statussql[] = " status='3' ";
}
if($search['status']['forwarded'])
{
$statussql[] = " status='4' ";
}
if($search['status']['read'])
{
$statussql[] = " (status != '0' AND readtime > '0') ";
}
// Sent Folder
if(in_array(2, $search['folder']))
{
$statussql[] = " status='1' ";
}
$statussql = implode("OR", $statussql);
$searchsql .= $statussql.")";
}
// Run the search
$pms = array();
$query = $db->simple_select("privatemessages", "pmid", $searchsql);
while($pm = $db->fetch_array($query))
{
$pms[$pm['pmid']] = $pm['pmid'];
}
if(count($pms) < 1)
{
error($lang->error_nosearchresults);
}
$pms = implode(',', $pms);
return array(
"querycache" => $pms
);
}
/**
* Perform a thread and post search under MySQL or MySQLi
*
* @param array Array of search data
* @return array Array of search data with results mixed in
*/
function perform_search_mysql($search)
{
global $mybb, $db, $lang, $cache;
$keywords = clean_keywords($search['keywords']);
if(!$keywords && !$search['author'])
{
error($lang->error_nosearchterms);
}
if($mybb->settings['minsearchword'] < 1)
{
$mybb->settings['minsearchword'] = 3;
}
if($keywords)
{
// Complex search
$keywords = " {$keywords} ";
if(preg_match("# and|or #", $keywords))
{
$subject_lookin = " AND (";
$message_lookin = " AND (";
// Expand the string by double quotes
$keywords_exp = explode("\"", $keywords);
$inquote = false;
foreach($keywords_exp as $phrase)
{
// If we're not in a double quoted section
if(!$inquote)
{
// Expand out based on search operators (and, or)
$matches = preg_split("#\s{1,}(and|or)\s{1,}#", $phrase, -1, PREG_SPLIT_DELIM_CAPTURE);
$count_matches = count($matches);
for($i=0; $i < $count_matches; ++$i)
{
$word = trim($matches[$i]);
if(empty($word))
{
continue;
}
// If this word is a search operator set the boolean
if($i % 2 && ($word == "and" || $word == "or"))
{
if($i <= 1 && $subject_lookin == " AND (")
{
continue;
}
$boolean = $word;
}
// Otherwise check the length of the word as it is a normal search term
else
{
$word = trim($word);
// Word is too short - show error message
if(my_strlen($word) < $mybb->settings['minsearchword'])
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
// Add terms to search query
$subject_lookin .= " $boolean LOWER(t.subject) LIKE '%{$word}%'";
if($search['postthread'] == 1)
{
$message_lookin .= " $boolean LOWER(p.message) LIKE '%{$word}%'";
}
}
}
}
// In the middle of a quote (phrase)
else
{
$phrase = str_replace(array("+", "-", "*"), '', trim($phrase));
if(my_strlen($phrase) < $mybb->settings['minsearchword'])
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
// Add phrase to search query
$subject_lookin .= " $boolean LOWER(t.subject) LIKE '%{$phrase}%'";
if($search['postthread'] == 1)
{
$message_lookin .= " $boolean LOWER(p.message) LIKE '%{$phrase}%'";
}
}
if($subject_lookin == " AND (")
{
// There are no search keywords to look for
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
$inquote = !$inquote;
}
$subject_lookin .= ")";
$message_lookin .= ")";
}
else
{
$keywords = str_replace("\"", '', trim($keywords));
if(my_strlen($keywords) < $mybb->settings['minsearchword'])
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
$subject_lookin = " AND LOWER(t.subject) LIKE '%{$keywords}%'";
if($search['postthread'] == 1)
{
$message_lookin = " AND LOWER(p.message) LIKE '%{$keywords}%'";
}
}
}
$post_usersql = '';
$thread_usersql = '';
if($search['author'])
{
$userids = array();
if($search['matchusername'])
{
$query = $db->simple_select("users", "uid", "username='".$db->escape_string($search['author'])."'");
}
else
{
$search['author'] = my_strtolower($search['author']);
$query = $db->simple_select("users", "uid", "LOWER(username) LIKE '%".$db->escape_string_like($db->escape_string($search['author']))."%'");
}
while($user = $db->fetch_array($query))
{
$userids[] = $user['uid'];
}
if(count($userids) < 1)
{
error($lang->error_nosearchresults);
}
else
{
$userids = implode(',', $userids);
$post_usersql = " AND p.uid IN (".$userids.")";
$thread_usersql = " AND t.uid IN (".$userids.")";
}
}
$datecut = '';
if($search['postdate'])
{
if($search['pddir'] == 0)
{
$datecut = "<=";
}
else
{
$datecut = ">=";
}
$now = TIME_NOW;
$datelimit = $now-(86400 * $search['postdate']);
$datecut .= "'$datelimit'";
$post_datecut = " AND p.dateline $datecut";
$thread_datecut = " AND t.dateline $datecut";
}
$thread_replycut = '';
if($search['numreplies'] != '' && $search['findthreadst'])
{
if(intval($search['findthreadst']) == 1)
{
$thread_replycut = " AND t.replies >= '".intval($search['numreplies'])."'";
}
else
{
$thread_replycut = " AND t.replies <= '".intval($search['numreplies'])."'";
}
}
$thread_prefixcut = '';
if($search['threadprefix'] && $search['threadprefix'] != 'any')
{
$thread_prefixcut = " AND t.prefix='".intval($search['threadprefix'])."'";
}
$forumin = '';
$fidlist = array();
$searchin = array();
if($search['forums'][0] != "all")
{
if(!is_array($search['forums']))
{
$search['forums'] = array(intval($search['forums']));
}
// Generate a comma separated list of all groups the user belongs to
$user_groups = $mybb->user['usergroup'];
if($mybb->user['additionalgroups'])
{
$user_groups .= ",".$mybb->user['additionalgroups'];
// Setup some quick permissions for us
$fcache = $cache->read("forumpermissions");
$add_groups = explode(",", $mybb->user['additionalgroups']);
}
foreach($search['forums'] as $forum)
{
$forum = intval($forum);
if(!$searchin[$forum])
{
if(is_array($add_groups))
{
$can_search = 0;
foreach($add_groups as $add_group)
{
// Check to make sure that we have sufficient permissions to search this forum
if(!is_array($fcache[$forum][$add_group]) || $fcache[$forum][$add_group]['cansearch'] == 1 || $mybb->usergroup['cansearch'] == 1)
{
$can_search = 1;
}
}
if($can_search == 0)
{
// We can't search this forum...
continue;
}
}
switch($db->type)
{
case "pgsql":
$query = $db->simple_select("forums", "DISTINCT fid", "(','||parentlist||',' LIKE ',%{$forum}%,') = true AND active != 0");
break;
case "sqlite":
$query = $db->simple_select("forums", "DISTINCT fid", "(','||parentlist||',' LIKE ',%{$forum}%,') > 0 AND active != 0");
break;
default:
$query = $db->simple_select("forums", "DISTINCT fid", "INSTR(CONCAT(',',parentlist,','),',{$forum},') > 0 AND active != 0");
}
while($sforum = $db->fetch_array($query))
{
$fidlist[] = $sforum['fid'];
}
}
}
if(count($fidlist) == 1)
{
$forumin .= " AND t.fid='$forum' ";
$searchin[$fid] = 1;
}
else
{
if(count($fidlist) > 1)
{
$forumin = " AND t.fid IN (".implode(',', $fidlist).")";
}
}
}
$permsql = "";
$onlyusfids = array();
// Check group permissions if we can't view threads not started by us
if($group_permissions = forum_permissions())
{
foreach($group_permissions as $fid => $forum_permissions)
{
if($forum_permissions['canonlyviewownthreads'] == 1)
{
$onlyusfids[] = $fid;
}
}
}
if(!empty($onlyusfids))
{
$permsql .= "AND ((t.fid IN(".implode(',', $onlyusfids).") AND t.uid='{$mybb->user['uid']}') OR t.fid NOT IN(".implode(',', $onlyusfids)."))";
}
$unsearchforums = get_unsearchable_forums();
if($unsearchforums)
{
$permsql .= " AND t.fid NOT IN ($unsearchforums)";
}
$inactiveforums = get_inactive_forums();
if($inactiveforums)
{
$permsql .= " AND t.fid NOT IN ($inactiveforums)";
}
$visiblesql = $post_visiblesql = $plain_post_visiblesql = "";
if(isset($search['visible']))
{
if($search['visible'] == 1)
{
$visiblesql = " AND t.visible = '1'";
if($search['postthread'] == 1)
{
$post_visiblesql = " AND p.visible = '1'";
$plain_post_visiblesql = " AND visible = '1'";
}
}
else
{
$visiblesql = " AND t.visible != '1'";
if($search['postthread'] == 1)
{
$post_visiblesql = " AND p.visible != '1'";
$plain_post_visiblesql = " AND visible != '1'";
}
}
}
// Searching a specific thread?
if($search['tid'])
{
$tidsql = " AND t.tid='".intval($search['tid'])."'";
}
$limitsql = '';
if(intval($mybb->settings['searchhardlimit']) > 0)
{
$limitsql = "LIMIT ".intval($mybb->settings['searchhardlimit']);
}
// Searching both posts and thread titles
$threads = array();
$posts = array();
$firstposts = array();
if($search['postthread'] == 1)
{
// No need to search subjects when looking for results within a specific thread
if(!$search['tid'])
{
$query = $db->query("
SELECT t.tid, t.firstpost
FROM ".TABLE_PREFIX."threads t
WHERE 1=1 {$thread_datecut} {$thread_replycut} {$thread_prefixcut} {$forumin} {$thread_usersql} {$permsql} {$visiblesql} AND t.closed NOT LIKE 'moved|%' {$subject_lookin}
{$limitsql}
");
while($thread = $db->fetch_array($query))
{
$threads[$thread['tid']] = $thread['tid'];
if($thread['firstpost'])
{
$posts[$thread['tid']] = $thread['firstpost'];
}
}
}
$query = $db->query("
SELECT p.pid, p.tid
FROM ".TABLE_PREFIX."posts p
LEFT JOIN ".TABLE_PREFIX."threads t ON (t.tid=p.tid)
WHERE 1=1 {$post_datecut} {$thread_replycut} {$thread_prefixcut} {$forumin} {$post_usersql} {$permsql} {$tidsql} {$visiblesql} {$post_visiblesql} AND t.closed NOT LIKE 'moved|%' {$message_lookin}
{$limitsql}
");
while($post = $db->fetch_array($query))
{
$posts[$post['pid']] = $post['pid'];
$threads[$post['tid']] = $post['tid'];
}
if(count($posts) < 1 && count($threads) < 1)
{
error($lang->error_nosearchresults);
}
$threads = implode(',', $threads);
$posts = implode(',', $posts);
}
// Searching only thread titles
else
{
$query = $db->query("
SELECT t.tid, t.firstpost
FROM ".TABLE_PREFIX."threads t
WHERE 1=1 {$thread_datecut} {$thread_replycut} {$thread_prefixcut} {$forumin} {$thread_usersql} {$permsql} {$visiblesql} {$subject_lookin}
{$limitsql}
");
while($thread = $db->fetch_array($query))
{
$threads[$thread['tid']] = $thread['tid'];
if($thread['firstpost'])
{
$firstposts[$thread['tid']] = $thread['firstpost'];
}
}
if(count($threads) < 1)
{
error($lang->error_nosearchresults);
}
$threads = implode(',', $threads);
$firstposts = implode(',', $firstposts);
if($firstposts)
{
$query = $db->simple_select("posts", "pid", "pid IN ($firstposts) {$plain_post_visiblesql} {$limitsql}");
while($post = $db->fetch_array($query))
{
$posts[$post['pid']] = $post['pid'];
}
$posts = implode(',', $posts);
}
}
return array(
"threads" => $threads,
"posts" => $posts,
"querycache" => ''
);
}
/**
* Perform a thread and post search under MySQL or MySQLi using boolean fulltext capabilities
*
* @param array Array of search data
* @return array Array of search data with results mixed in
*/
function perform_search_mysql_ft($search)
{
global $mybb, $db, $lang;
$keywords = clean_keywords_ft($search['keywords']);
if(!$keywords && !$search['author'])
{
error($lang->error_nosearchterms);
}
// Attempt to determine minimum word length from MySQL for fulltext searches
$query = $db->query("SHOW VARIABLES LIKE 'ft_min_word_len';");
$min_length = $db->fetch_field($query, 'Value');
if(is_numeric($min_length))
{
$mybb->settings['minsearchword'] = $min_length;
}
// Otherwise, could not fetch - default back to MySQL fulltext default setting
else
{
$mybb->settings['minsearchword'] = 4;
}
if($keywords)
{
$keywords_exp = explode("\"", $keywords);
$inquote = false;
foreach($keywords_exp as $phrase)
{
if(!$inquote)
{
$split_words = preg_split("#\s{1,}#", $phrase, -1);
foreach($split_words as $word)
{
$word = str_replace(array("+", "-", "*"), '', $word);
if(!$word)
{
continue;
}
if(my_strlen($word) < $mybb->settings['minsearchword'])
{
$all_too_short = true;
}
else
{
$all_too_short = false;
break;
}
}
}
else
{
$phrase = str_replace(array("+", "-", "*"), '', $phrase);
if(my_strlen($phrase) < $mybb->settings['minsearchword'])
{
$all_too_short = true;
}
else
{
$all_too_short = false;
break;
}
}
$inquote = !$inquote;
}
// Show the minimum search term error only if all search terms are too short
if($all_too_short == true)
{
$lang->error_minsearchlength = $lang->sprintf($lang->error_minsearchlength, $mybb->settings['minsearchword']);
error($lang->error_minsearchlength);
}
$message_lookin = "AND MATCH(message) AGAINST('".$db->escape_string($keywords)."' IN BOOLEAN MODE)";
$subject_lookin = "AND MATCH(subject) AGAINST('".$db->escape_string($keywords)."' IN BOOLEAN MODE)";
}
$post_usersql = '';
$thread_usersql = '';
if($search['author'])
{
$userids = array();
if($search['matchusername'])
{
$query = $db->simple_select("users", "uid", "username='".$db->escape_string($search['author'])."'");
}
else
{
$search['author'] = my_strtolower($search['author']);
$query = $db->simple_select("users", "uid", "LOWER(username) LIKE '%".$db->escape_string_like($db->escape_string($search['author']))."%'");
}
while($user = $db->fetch_array($query))
{
$userids[] = $user['uid'];
}
if(count($userids) < 1)
{
error($lang->error_nosearchresults);
}
else
{
$userids = implode(',', $userids);
$post_usersql = " AND p.uid IN (".$userids.")";
$thread_usersql = " AND t.uid IN (".$userids.")";
}
}
$datecut = '';
if($search['postdate'])
{
if($search['pddir'] == 0)
{
$datecut = "<=";
}
else
{
$datecut = ">=";
}
$now = TIME_NOW;
$datelimit = $now-(86400 * $search['postdate']);
$datecut .= "'$datelimit'";
$post_datecut = " AND p.dateline $datecut";
$thread_datecut = " AND t.dateline $datecut";
}
$thread_replycut = '';
if($search['numreplies'] != '' && $search['findthreadst'])
{
if(intval($search['findthreadst']) == 1)
{
$thread_replycut = " AND t.replies >= '".intval($search['numreplies'])."'";
}
else
{
$thread_replycut = " AND t.replies <= '".intval($search['numreplies'])."'";
}
}
$thread_prefixcut = '';
if($search['threadprefix'] && $search['threadprefix'] != 'any')
{
$thread_prefixcut = " AND t.prefix='".intval($search['threadprefix'])."'";
}
$forumin = '';
$fidlist = array();
$searchin = array();
if($search['forums'][0] != "all")
{
if(!is_array($search['forums']))
{
$search['forums'] = array(intval($search['forums']));
}
// Generate a comma separated list of all groups the user belongs to
$user_groups = $mybb->user['usergroup'];
if($mybb->user['additionalgroups'])
{
$user_groups .= ",".$mybb->user['additionalgroups'];
}
foreach($search['forums'] as $forum)
{
$forum = intval($forum);
if(!$searchin[$forum])
{
switch($db->type)
{
case "pgsql":
case "sqlite":
$query = $db->query("
SELECT f.fid
FROM ".TABLE_PREFIX."forums f
LEFT JOIN ".TABLE_PREFIX."forumpermissions p ON (f.fid=p.fid AND p.gid IN (".$user_groups."))
WHERE INSTR(','||parentlist||',',',$forum,') > 0 AND active!=0 AND (ISNULL(p.fid) OR p.cansearch=1)
");
break;
default:
$query = $db->query("
SELECT f.fid
FROM ".TABLE_PREFIX."forums f
LEFT JOIN ".TABLE_PREFIX."forumpermissions p ON (f.fid=p.fid AND p.gid IN (".$user_groups."))
WHERE INSTR(CONCAT(',',parentlist,','),',$forum,') > 0 AND active!=0 AND (ISNULL(p.fid) OR p.cansearch=1)
");
}
while($sforum = $db->fetch_array($query))
{
$fidlist[] = $sforum['fid'];
}
}
}
if(count($fidlist) == 1)
{
$forumin .= " AND t.fid='$forum' ";
$searchin[$fid] = 1;
}
else
{
if(count($fidlist) > 1)
{
$forumin = " AND t.fid IN (".implode(',', $fidlist).")";
}
}
}
$permsql = "";
$onlyusfids = array();
// Check group permissions if we can't view threads not started by us
$group_permissions = forum_permissions();
foreach($group_permissions as $fid => $forum_permissions)
{
if($forum_permissions['canonlyviewownthreads'] == 1)
{
$onlyusfids[] = $fid;
}
}
if(!empty($onlyusfids))
{
$permsql .= "AND ((t.fid IN(".implode(',', $onlyusfids).") AND t.uid='{$mybb->user['uid']}') OR t.fid NOT IN(".implode(',', $onlyusfids)."))";
}
$unsearchforums = get_unsearchable_forums();
if($unsearchforums)
{
$permsql .= " AND t.fid NOT IN ($unsearchforums)";
}
$inactiveforums = get_inactive_forums();
if($inactiveforums)
{
$permsql .= " AND t.fid NOT IN ($inactiveforums)";
}
$visiblesql = $post_visiblesql = $plain_post_visiblesql = "";
if(isset($search['visible']))
{
if($search['visible'] == 1)
{
$visiblesql = " AND t.visible = '1'";
if($search['postthread'] == 1)
{
$post_visiblesql = " AND p.visible = '1'";
$plain_post_visiblesql = " AND visible = '1'";
}
}
else
{
$visiblesql = " AND t.visible != '1'";
if($search['postthread'] == 1)
{
$post_visiblesql = " AND p.visible != '1'";
$plain_post_visiblesql = " AND visible != '1'";
}
}
}
// Searching a specific thread?
if($search['tid'])
{
$tidsql = " AND t.tid='".intval($search['tid'])."'";
}
$limitsql = '';
if(intval($mybb->settings['searchhardlimit']) > 0)
{
$limitsql = "LIMIT ".intval($mybb->settings['searchhardlimit']);
}
// Searching both posts and thread titles
$threads = array();
$posts = array();
$firstposts = array();
if($search['postthread'] == 1)
{
// No need to search subjects when looking for results within a specific thread
if(!$search['tid'])
{
$query = $db->query("
SELECT t.tid, t.firstpost
FROM ".TABLE_PREFIX."threads t
WHERE 1=1 {$thread_datecut} {$thread_replycut} {$thread_prefixcut} {$forumin} {$thread_usersql} {$permsql} {$visiblesql} AND t.closed NOT LIKE 'moved|%' {$subject_lookin}
{$limitsql}
");
while($thread = $db->fetch_array($query))
{
$threads[$thread['tid']] = $thread['tid'];
if($thread['firstpost'])
{
$posts[$thread['tid']] = $thread['firstpost'];
}
}
}
$query = $db->query("
SELECT p.pid, p.tid
FROM ".TABLE_PREFIX."posts p
LEFT JOIN ".TABLE_PREFIX."threads t ON (t.tid=p.tid)
WHERE 1=1 {$post_datecut} {$thread_replycut} {$thread_prefixcut} {$forumin} {$post_usersql} {$permsql} {$tidsql} {$post_visiblesql} {$visiblesql} AND t.closed NOT LIKE 'moved|%' {$message_lookin}
{$limitsql}
");
while($post = $db->fetch_array($query))
{
$posts[$post['pid']] = $post['pid'];
$threads[$post['tid']] = $post['tid'];
}
if(count($posts) < 1 && count($threads) < 1)
{
error($lang->error_nosearchresults);
}
$threads = implode(',', $threads);
$posts = implode(',', $posts);
}
// Searching only thread titles
else
{
$query = $db->query("
SELECT t.tid, t.firstpost
FROM ".TABLE_PREFIX."threads t
WHERE 1=1 {$thread_datecut} {$thread_replycut} {$thread_prefixcut} {$forumin} {$thread_usersql} {$permsql} {$visiblesql} {$subject_lookin}
{$limitsql}
");
while($thread = $db->fetch_array($query))
{
$threads[$thread['tid']] = $thread['tid'];
if($thread['firstpost'])
{
$firstposts[$thread['tid']] = $thread['firstpost'];
}
}
if(count($threads) < 1)
{
error($lang->error_nosearchresults);
}
$threads = implode(',', $threads);
$firstposts = implode(',', $firstposts);
if($firstposts)
{
$query = $db->simple_select("posts", "pid", "pid IN ($firstposts) {$plain_post_visiblesql} {$limitsql}");
while($post = $db->fetch_array($query))
{
$posts[$post['pid']] = $post['pid'];
}
$posts = implode(',', $posts);
}
}
return array(
"threads" => $threads,
"posts" => $posts,
"querycache" => ''
);
}
?>