diff options
Diffstat (limited to 'classes/feeditem/common.php')
-rwxr-xr-x | classes/feeditem/common.php | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/classes/feeditem/common.php b/classes/feeditem/common.php index 3193ed273..f208f4a48 100755 --- a/classes/feeditem/common.php +++ b/classes/feeditem/common.php @@ -162,4 +162,35 @@ abstract class FeedItem_Common extends FeedItem { } } + static function normalize_categories($cats) { + + $tmp = []; + + foreach ($cats as $rawcat) { + $tmp = array_merge($tmp, explode(",", $rawcat)); + } + + $tmp = array_map(function($srccat) { + $cat = clean(trim(mb_strtolower($srccat))); + + // we don't support numeric tags + if (is_numeric($cat)) + $cat = 't:' . $cat; + + $cat = preg_replace('/[,\'\"]/', "", $cat); + + if (DB_TYPE == "mysql") { + $cat = preg_replace('/[\x{10000}-\x{10FFFF}]/u', "\xEF\xBF\xBD", $cat); + } + + if (mb_strlen($cat) > 250) + $cat = mb_substr($cat, 0, 250); + + return $cat; + }, $tmp); + + asort($tmp); + + return array_unique($tmp); + } } |