function oembed_validate_response in oEmbed 7

Same name and namespace in other branches

1. 8 oembed.module \oembed_validate_response()
2. 7.0 oembed.module \oembed_validate_response()

Validates oEmbed responses.

4 calls to oembed_validate_response()

OembedEndpointTestCase::testOembedEndpoint in modules/oembedprovider/oembedprovider.test

OembedProviderTestCase::testOembedProviders in modules/oembedprovider/oembedprovider.test

oembed_field_attach_validate in ./oembed.filter.inc

Implements hook_field_attach_validate().

oembed_file_validator_type in ./oembed.module

Checks that the oEmbed response has required standard properties for its type.

File

./oembed.module, line 860

Core functionality for oEmbed

Code

function oembed_validate_response($embed) {
  $errors = array();
  if (!$embed) {
    $errors[] = t('Unable to fetch oEmbed data or it is not a valid URL.');
  }
  else {
    if (empty($embed['version']) || empty($embed['type']) || intval($embed['version']) != 1) {
      $errors[] = t('oEmbed data for is invalid.');
    }
  }

  // Validate that response has required properties for its type.
  $message = t('oEmbed response is missing required properties for @type.', array(
    '@type' => $embed['type'],
  ));

  // Video, rich and photo all must have width and height.
  // This validation causes lots of legitimate responses to be rejected. To retain access
  // to Twitter, Scribd and others, we allow responses that do not have height and width.
  if (in_array($embed['type'], array(
    'video',
    'rich',
    'photo',
  ))) {
    if (!isset($embed['width']) || empty($embed['width']) || (!isset($embed['height']) || empty($embed['height']))) {

      //$errors[] = $message;
    }
  }

  // Video and rich type must have html content.
  if (in_array($embed['type'], array(
    'video',
    'rich',
  ))) {
    if (!isset($embed['html']) || empty($embed['html'])) {
      $errors[] = $message;
    }
  }

  // Image type must have a URL.
  if ($embed['type'] == 'photo') {
    if (!isset($embed['url']) || empty($embed['url'])) {
      $errors[] = $message;
    }
  }
  return $errors;
}