protected function DefaultParser::elementStart

XML parser callback: Perform an action when an opening tag is encountered.

Parameters

resource $parser: A reference to the XML parser calling the handler.

string $name: The name of the element for which this handler is called.

array $attributes: An associative array with the element's attributes (if any).

File

drupal/core/modules/aggregator/lib/Drupal/aggregator/Plugin/aggregator/parser/DefaultParser.php, line 215

Contains \Drupal\aggregator\Plugin\aggregator\parser\DefaultParser.

Class

DefaultParser

Defines a default parser implementation.

Namespace

Code

protected function elementStart($parser, $name, $attributes) {
  $name = strtolower($name);
  switch ($name) {
    case 'image':
    case 'textinput':
    case 'summary':
    case 'tagline':
    case 'subtitle':
    case 'logo':
    case 'info':
      $this->element = $name;
      break;
    case 'id':
    case 'content':
      if ($this->element != 'item') {
        $this->element = $name;
      }
    case 'link':

      // According to RFC 4287, link elements in Atom feeds without a 'rel'
      // attribute should be interpreted as though the relation type is
      // "alternate".
      if (!empty($attributes['HREF']) && (empty($attributes['REL']) || $attributes['REL'] == 'alternate')) {
        if ($this->element == 'item') {
          $this->items[$this->item]['link'] = $attributes['HREF'];
        }
        else {
          $this->channel['link'] = $attributes['HREF'];
        }
      }
      break;
    case 'item':
      $this->element = $name;
      $this->item += 1;
      break;
    case 'entry':
      $this->element = 'item';
      $this->item += 1;
      break;
  }
  $this->tag = $name;
}