diff options
Diffstat (limited to 'program/lib/Roundcube/rcube_utils.php')
-rw-r--r-- | program/lib/Roundcube/rcube_utils.php | 125 |
1 files changed, 90 insertions, 35 deletions
diff --git a/program/lib/Roundcube/rcube_utils.php b/program/lib/Roundcube/rcube_utils.php index b73bc0812..46d53ac91 100644 --- a/program/lib/Roundcube/rcube_utils.php +++ b/program/lib/Roundcube/rcube_utils.php @@ -454,6 +454,9 @@ class rcube_utils // cut out all contents between { and } while (($pos = strpos($source, '{', $last_pos)) && ($pos2 = strpos($source, '}', $pos))) { + $nested = strpos($source, '{', $pos+1); + if ($nested && $nested < $pos2) // when dealing with nested blocks (e.g. @media), take the inner one + $pos = $nested; $length = $pos2 - $pos - 1; $styles = substr($source, $pos+1, $length); @@ -619,6 +622,10 @@ class rcube_utils */ public static function parse_host($name, $host = '') { + if (!is_string($name)) { + return $name; + } + // %n - host $n = preg_replace('/:\d+$/', '', $_SERVER['SERVER_NAME']); // %t - host name without first part, e.g. %n=mail.domain.tld, %t=domain.tld @@ -639,8 +646,7 @@ class rcube_utils } } - $name = str_replace(array('%n', '%t', '%d', '%h', '%z', '%s'), array($n, $t, $d, $h, $z, $s[2]), $name); - return $name; + return str_replace(array('%n', '%t', '%d', '%h', '%z', '%s'), array($n, $t, $d, $h, $z, $s[2]), $name); } @@ -677,9 +683,17 @@ class rcube_utils */ public static function remote_addr() { - foreach (array('HTTP_X_FORWARDED_FOR','HTTP_X_REAL_IP','REMOTE_ADDR') as $prop) { - if (!empty($_SERVER[$prop])) - return $_SERVER[$prop]; + if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { + $hosts = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'], 2); + return $hosts[0]; + } + + if (!empty($_SERVER['HTTP_X_REAL_IP'])) { + return $_SERVER['HTTP_X_REAL_IP']; + } + + if (!empty($_SERVER['REMOTE_ADDR'])) { + return $_SERVER['REMOTE_ADDR']; } return ''; @@ -744,40 +758,13 @@ class rcube_utils */ public static function strtotime($date) { - $date = trim($date); - - // check for MS Outlook vCard date format YYYYMMDD - if (preg_match('/^([12][90]\d\d)([01]\d)([0123]\d)$/', $date, $m)) { - return mktime(0,0,0, intval($m[2]), intval($m[3]), intval($m[1])); - } - - // common little-endian formats, e.g. dd/mm/yyyy (not all are supported by strtotime) - if (preg_match('/^(\d{1,2})[.\/-](\d{1,2})[.\/-](\d{4})$/', $date, $m) - && $m[1] > 0 && $m[1] <= 31 && $m[2] > 0 && $m[2] <= 12 && $m[3] >= 1970 - ) { - return mktime(0,0,0, intval($m[2]), intval($m[1]), intval($m[3])); - } + $date = self::clean_datestr($date); // unix timestamp if (is_numeric($date)) { return (int) $date; } - // Clean malformed data - $date = preg_replace( - array( - '/GMT\s*([+-][0-9]+)/', // support non-standard "GMTXXXX" literal - '/[^a-z0-9\x20\x09:+-]/i', // remove any invalid characters - '/\s*(Mon|Tue|Wed|Thu|Fri|Sat|Sun)\s*/i', // remove weekday names - ), - array( - '\\1', - '', - '', - ), $date); - - $date = trim($date); - // if date parsing fails, we have a date in non-rfc format. // remove token from the end and try again while ((($ts = @strtotime($date)) === false) || ($ts < 0)) { @@ -805,8 +792,8 @@ class rcube_utils return $date; } - $dt = false; - $date = trim($date); + $dt = false; + $date = self::clean_datestr($date); // try to parse string with DateTime first if (!empty($date)) { @@ -831,6 +818,52 @@ class rcube_utils return $dt; } + /** + * Clean up date string for strtotime() input + * + * @param string $date Date string + * + * @return string Date string + */ + public static function clean_datestr($date) + { + $date = trim($date); + + // check for MS Outlook vCard date format YYYYMMDD + if (preg_match('/^([12][90]\d\d)([01]\d)([0123]\d)$/', $date, $m)) { + return sprintf('%04d-%02d-%02d 00:00:00', intval($m[1]), intval($m[2]), intval($m[3])); + } + + // Clean malformed data + $date = preg_replace( + array( + '/GMT\s*([+-][0-9]+)/', // support non-standard "GMTXXXX" literal + '/[^a-z0-9\x20\x09:+-\/]/i', // remove any invalid characters + '/\s*(Mon|Tue|Wed|Thu|Fri|Sat|Sun)\s*/i', // remove weekday names + ), + array( + '\\1', + '', + '', + ), $date); + + $date = trim($date); + + // try to fix dd/mm vs. mm/dd discrepancy, we can't do more here + if (preg_match('/^(\d{1,2})[.\/-](\d{1,2})[.\/-](\d{4})$/', $date, $m)) { + $mdy = $m[2] > 12 && $m[1] <= 12; + $day = $mdy ? $m[2] : $m[1]; + $month = $mdy ? $m[1] : $m[2]; + $date = sprintf('%04d-%02d-%02d 00:00:00', intval($m[3]), $month, $day); + } + // I've found that YYYY.MM.DD is recognized wrong, so here's a fix + else if (preg_match('/^(\d{4})\.(\d{1,2})\.(\d{1,2})$/', $date)) { + $date = str_replace('.', '-', $date) . ' 00:00:00'; + } + + return $date; + } + /* * Idn_to_ascii wrapper. * Intl/Idn modules version of this function doesn't work with e-mail address @@ -890,10 +923,20 @@ class rcube_utils * * @param string Input string (UTF-8) * @param boolean True to return list of words as array + * * @return mixed Normalized string or a list of normalized tokens */ public static function normalize_string($str, $as_array = false) { + // replace 4-byte unicode characters with '?' character, + // these are not supported in default utf-8 charset on mysql, + // the chance we'd need them in searching is very low + $str = preg_replace('/(' + . '\xF0[\x90-\xBF][\x80-\xBF]{2}' + . '|[\xF1-\xF3][\x80-\xBF]{3}' + . '|\xF4[\x80-\x8F][\x80-\xBF]{2}' + . ')/', '?', $str); + // split by words $arr = self::tokenize_string($str); @@ -1002,4 +1045,16 @@ class rcube_utils return !in_array($str, array('false', '0', 'no', 'off', 'nein', ''), true); } + /** + * OS-dependent absolute path detection + */ + public static function is_absolute_path($path) + { + if (strtoupper(substr(PHP_OS, 0, 3)) == 'WIN') { + return (bool) preg_match('!^[a-z]:[\\\\/]!i', $path); + } + else { + return $path[0] == DIRECTORY_SEPARATOR; + } + } } |