protected function UpdateProcessor::parseXml in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/update/src/UpdateProcessor.php \Drupal\update\UpdateProcessor::parseXml()

Parses the XML of the Drupal release history info files.

Parameters

string $raw_xml: A raw XML string of available release data for a given project.

Return value

array Array of parsed data about releases for a given project, or NULL if there was an error parsing the string.

1 call to UpdateProcessor::parseXml()

UpdateProcessor::processFetchTask in core/modules/update/src/UpdateProcessor.php

Processes a task to fetch available update data for a single project.

File

core/modules/update/src/UpdateProcessor.php, line 213

Class

UpdateProcessor

Process project update information.

Namespace

Drupal\update

Code

protected function parseXml($raw_xml) {
  try {
    $xml = new \SimpleXMLElement($raw_xml);
  } catch (\Exception $e) {

    // SimpleXMLElement::__construct produces an E_WARNING error message for
    // each error found in the XML data and throws an exception if errors
    // were detected. Catch any exception and return failure (NULL).
    return NULL;
  }

  // If there is no valid project data, the XML is invalid, so return failure.
  if (!isset($xml->short_name)) {
    return NULL;
  }
  $data = [];
  foreach ($xml as $k => $v) {
    $data[$k] = (string) $v;
  }
  $data['releases'] = [];
  if (isset($xml->releases)) {
    foreach ($xml->releases
      ->children() as $release) {
      $version = (string) $release->version;
      $data['releases'][$version] = [];
      foreach ($release
        ->children() as $k => $v) {
        $data['releases'][$version][$k] = (string) $v;
      }
      $data['releases'][$version]['terms'] = [];
      if ($release->terms) {
        foreach ($release->terms
          ->children() as $term) {
          if (!isset($data['releases'][$version]['terms'][(string) $term->name])) {
            $data['releases'][$version]['terms'][(string) $term->name] = [];
          }
          $data['releases'][$version]['terms'][(string) $term->name][] = (string) $term->value;
        }
      }
    }
  }
  return $data;
}