public function QueryPath::dataURL in QueryPath 7.3

Same name and namespace in other branches

1. 6 QueryPath/QueryPath.php \QueryPath::dataURL()
2. 7.2 QueryPath/QueryPath.php \QueryPath::dataURL()

File

QueryPath/QueryPath.php, line 412

Class

QueryPath

Code

public function dataURL($attr, $data = NULL, $mime = 'application/octet-stream', $context = NULL) {
  if (is_null($data)) {
    $data = $this
      ->attr($attr);
    if (empty($data) || is_array($data) || strpos($data, 'data:') !== 0) {
      return;
    }
    $regex = '/^data:([a-zA-Z0-9]+)\\/([a-zA-Z0-9]+);base64,(.*)$/';
    $matches = array();
    preg_match($regex, $data, $matches);
    if (!empty($matches)) {
      $result = array(
        'mime' => $matches[1] . '/' . $matches[2],
        'data' => base64_decode($matches[3]),
      );
      return $result;
    }
  }
  else {
    $attVal = self::encodeDataURL($data, $mime, $context);
    return $this
      ->attr($attr, $attVal);
  }
}