diff options
| -rw-r--r-- | lib/util.php | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/lib/util.php b/lib/util.php index 748c8332f..f732d8b55 100644 --- a/lib/util.php +++ b/lib/util.php @@ -445,24 +445,32 @@ function common_replace_urls_callback($text, $callback, $notice_id = null) { '(?:[:/][^\s]*)?'. ')'. '#ix'; - preg_match_all($regex, $text, $matches); - // Then clean up what the regex left behind - $offset = 0; - foreach($matches[1] as $url) { - // Call user specified func - if (empty($notice_id)) { - $modified_url = call_user_func($callback, $url); - } else { - $modified_url = call_user_func($callback, array($url, $notice_id)); - } - // Replace it! - $start = mb_strpos($text, $url, $offset); - $text = mb_substr($text, 0, $start).$modified_url.mb_substr($text, $start + mb_strlen($url), mb_strlen($text)); - $offset = $start + mb_strlen($modified_url); + $callback_helper = curry(callback_helper, 3); + return preg_replace_callback($regex, $callback_helper($callback,$notice_id) ,$text); +} + +function callback_helper($callback, $notice_id, $matches) { + if(empty($notice_id)){ + return $callback($matches[1],$notice_id); + }else{ + return $callback($matches[1]); } +} - return $text; +function curry($func, $arity) { + return create_function('', " + \$args = func_get_args(); + if(count(\$args) >= $arity) + return call_user_func_array('$func', \$args); + \$args = var_export(\$args, 1); + return create_function('',' + \$a = func_get_args(); + \$z = ' . \$args . '; + \$a = array_merge(\$z,\$a); + return call_user_func_array(\'$func\', \$a); + '); + "); } function common_linkify($url) { |