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mirror of https://github.com/vichan-devel/vichan.git synced 2024-11-24 07:30:10 +01:00

Um. I accidentally deleted this code for some reason.

This commit is contained in:
Michael Foster 2013-09-30 12:18:56 +10:00
parent f953e63123
commit f5422cad65

View File

@ -199,27 +199,71 @@ function mod_search($type, $search_query_escaped, $page_no = 1) {
// Form a series of LIKE clauses for the query.
// This gets a little complicated.
// Escape "escape" character
$query = str_replace('!', '!!', $query);
// Escape SQL wildcard
$query = str_replace('%', '!%', $query);
// Use asterisk as wildcard instead
$query = str_replace('*', '%', $query);
$query = str_replace('`', '!`', $query);
// Array of phrases to match
$match = array();
// Exact phrases ("like this")
if (preg_match_all('/"(.+?)"/', $query, $exact_phrases)) {
$exact_phrases = $exact_phrases[1];
foreach ($exact_phrases as $phrase) {
$query = str_replace("\"{$phrase}\"", '', $query);
$match[] = $pdo->quote($phrase);
}
}
// Non-exact phrases (ie. plain keywords)
$keywords = explode(' ', $query);
foreach ($keywords as $word) {
if (empty($word))
continue;
$match[] = $pdo->quote($word);
}
// Which `field` to search?
if ($type == 'posts')
$sql_field = array('body_nomarkup', 'filename', 'subject', 'filehash', 'ip', 'name', 'trip');
$sql_field = array('body_nomarkup', 'filename', 'file', 'subject', 'filehash', 'ip', 'name', 'trip');
if ($type == 'IP_notes')
$sql_field = 'body';
if ($type == 'bans')
$sql_field = 'reason';
if ($type == 'log')
$sql_field = 'text';
// Build the "LIKE 'this' AND LIKE 'that'" etc. part of the SQL query
$sql_like = '';
foreach ($match as $phrase) {
if (!empty($sql_like))
$sql_like .= ' AND ';
$phrase = preg_replace('/^\'(.+)\'$/', '\'%$1%\'', $phrase);
if (is_array($sql_field)) {
foreach ($sql_field as $field) {
$sql_like .= '`' . $field . '` LIKE ' . $phrase . ' ESCAPE \'!\' OR';
}
$sql_like = preg_replace('/ OR$/', '', $sql_like);
} else {
$sql_like .= '`' . $sql_field . '` LIKE ' . $phrase . ' ESCAPE \'!\'';
}
}
// Compile SQL query
if ($type == 'posts') {
$query = '';
$boards = listBoards();
if (empty($boards))
error(_('There are no boards to search!'));
foreach ($boards as $board) {
openBoard($board['uri']);
if (!hasPermission($config['mod']['search_posts'], $board['uri']))