public function GenericOpmlParser::parse in Feeds 8.3

Parses the OPML file.

@todo Document the return value.

Parameters

bool $normalize_case: (optional) True to convert all attributes to lowercase. False, to leave them as is. Defaults to false.

Return value

array A structured array.

File

src/Component/GenericOpmlParser.php, line 49

Class

GenericOpmlParser

Parses a generic OPML string into an array.

Namespace

Drupal\feeds\Component

Code

public function parse($normalize_case = FALSE) {
  $this->normalizeCase = $normalize_case;

  // Title is a required field, let parsers assume its existence.
  $return = [
    'head' => [
      '#title' => '',
    ],
  ];
  foreach ($this->xpath
    ->query('/opml/head/*') as $element) {
    if ($this->normalizeCase) {
      $return['head']['#' . strtolower($element->nodeName)] = $element->nodeValue;
    }
    else {
      $return['head']['#' . $element->nodeName] = $element->nodeValue;
    }
  }
  if (isset($return['head']['#expansionState'])) {
    $return['head']['#expansionState'] = array_filter(explode(',', $return['head']['#expansionState']));
  }
  $return['outlines'] = [];
  if ($content = $this->xpath
    ->evaluate('/opml/body', $this->xpath->document)
    ->item(0)) {
    $return['outlines'] = $this
      ->getOutlines($content);
  }
  return $return;
}