$allowed_properties = array('farbe', 'dicke');
$wrong_properties = array_diff($given_properties, $allowed_properties);
if (count($wrong_properties) > 0) throw new Exception("Das Attribut '" . reset($wrong_properties) . "' ist nicht erlaubt bei <" . $feature->getName() . ">. Erlaubt sind: '" . implode("', '", $allowed_properties) . "'.");
- if (isset($feature['farbe'])) $properties['strokeColor'] = (string) $feature['farbe']; // e.g. #a200b7 // TODO: Check
+ if (isset($feature['farbe'])) {
+ $color = (string) $feature['farbe']; // e.g. #a200b7
+ if (preg_match('/^#[0-9a-f]{6}$/i', $color) != 1)
+ throw new Exception('Die Farbangabe der Linie hat ein falsches Format. Sie muss z.B. so aussehen: #a200b7.');
+ $properties['strokeColor'] = $color;
+ }
if (isset($feature['dicke'])) $properties['strokeWidth'] = (int) $feature['dicke']; // e.g. 6 // TODO: Check
$json_feature = array(
'type' => 'feature',