public function ChunkedXMLFIReader::init in Feed Import 8

Here you'll init your reader.

Overrides FeedImportReader::init

File

feed_import_base/src/ChunkedXMLFIReader.php, line 33

Class

ChunkedXMLFIReader

CunkedXML Reader class, used for huge XML files.

Namespace

Drupal\feed_import_base

Code

public function init() {

  // Check for resource location and parent xpath.
  if (empty($this->options['url']) || empty($this->options['parent'])) {
    return FALSE;
  }
  $this->options += array(
    'stream' => NULL,
  );

  // Check for stream options.
  if ($ctx = $this
    ->getStreamContext($this->options['stream'])) {

    // Open the file using stream options.
    $this->fh = fopen($this->options['url'], 'rb', FALSE, $ctx);
  }
  else {

    // Open the file.
    $this->fh = fopen($this->options['url'], 'rb');
  }
  if (!$this->fh) {
    return FALSE;
  }

  // Get tag info.
  $this->root = $this->options['parent'];
  $tag = explode('/', $this->options['parent']);
  unset($this->options['parent']);
  list($tag) = explode('[', trim(end($tag)));
  if (!$tag || $tag == '*' || $tag[0] == '@') {
    return FALSE;
  }
  $this->tagOpen = "<{$tag}";
  $this->tagClose = "</{$tag}>";
  $this->tagLen = strlen($tag);
  $this->tagCloseLen = strlen($this->tagClose);

  // Create an empty array of read items.
  $this->items = array();
  return TRUE;
}