+
+ // isValidQuota validates a localized value as an hours quota string (in hours and minutes).
+ public function isValidQuota($value) {
+
+ if (strlen($value) == 0 || !isset($value)) return true;
+
+ if (preg_match('/^[0-9]{1,3}h?$/', $value )) { // 000 - 999
+ return true;
+ }
+
+ if (preg_match('/^[0-9]{1,3}:[0-5][0-9]$/', $value )) { // 000:00 - 999:59
+ return true;
+ }
+
+ global $user;
+ $localizedPattern = '/^([0-9]{1,3})?['.$user->getDecimalMark().'][0-9]{1,4}h?$/';
+ if (preg_match($localizedPattern, $value )) { // decimal values like 000.5, 999.25h, ... .. 999.9999h (or with comma)
+ return true;
+ }
+
+ return false;
+ }
+
+ // quotaToFloat converts a valid quota value to a float.
+ public function quotaToFloat($value) {
+
+ if (preg_match('/^[0-9]{1,3}h?$/', $value )) { // 000 - 999
+ return (float) $value;
+ }
+
+ if (preg_match('/^[0-9]{1,3}:[0-5][0-9]$/', $value )) { // 000:00 - 999:59
+ $minutes = ttTimeHelper::toMinutes($value);
+ return ($minutes / 60.0);
+ }
+
+ global $user;
+ $localizedPattern = '/^([0-9]{1,3})?['.$user->getDecimalMark().'][0-9]{1,4}h?$/';
+ if (preg_match($localizedPattern, $value )) { // decimal values like 000.5, 999.25h, ... .. 999.9999h (or with comma)
+ // Strip optional h in the end.
+ $value = trim($value, 'h');
+ if ($user->getDecimalMark() == ',')
+ $value = str_replace(',', '.', $value);
+ return (float) $value;
+ }
+
+ return null;
+ }