function token_get_token_problems

Retrieves the current list of all site tokens and checks for common problems.

Return value

array: An array with problems detected. Each item is keyed by a machine name for the error and includes:

• label: A description of the problem.
• problems: An array of the problematic tokens.

See also

system_requirements()

File

core/includes/token.inc, line 404

Backdrop placeholder/token replacement system.

Code

function token_get_token_problems() {
  $token_info = token_info();
  $token_problems = array(
    'not-array' => array(
      'label' => t('The following tokens or token types are not defined as arrays:'),
    ),
    'missing-info' => array(
      'label' => t('The following tokens or token types are missing required name and/or description information:'),
    ),
    'type-no-tokens' => array(
      'label' => t('The following token types do not have any tokens defined:'),
    ),
    'tokens-no-type' => array(
      'label' => t('The following token types are not defined but have tokens:'),
    ),
    'duplicate' => array(
      'label' => t('The following token or token types are defined by multiple modules:')
    ),
  );

  // Check token types for problems.
  foreach ($token_info['types'] as $type => $type_info) {
    $real_type = !empty($type_info['type']) ? $type_info['type'] : $type;
    if (!is_array($type_info)) {
      $token_problems['not-array']['problems'][] = "\$info['types']['$type']";
      continue;
    }
    elseif (!isset($type_info['name']) || !isset($type_info['description'])) {
      $token_problems['missing-info']['problems'][] = "\$info['types']['$type']";
    }
    elseif (empty($token_info['tokens'][$real_type])) {
      $token_problems['type-no-tokens']['problems'][] = "\$info['tokens']['$real_type']";
    }
  }

  // Check tokens for problems.
  foreach ($token_info['tokens'] as $type => $tokens) {
    if (!is_array($tokens)) {
      $token_problems['not-array']['problems'][] = "\$info['tokens']['$type']";
      continue;
    }
    else {
      foreach (array_keys($tokens) as $token) {
        if (!is_array($tokens[$token])) {
          $token_problems['not-array']['problems'][] = "\$info['tokens']['$type']['$token']";
          continue;
        }
        elseif (!isset($tokens[$token]['name']) || !isset($tokens[$token]['description'])) {
          $token_problems['missing-info']['problems'][] = "\$info['tokens']['$type']['$token']";
        }
        elseif (is_array($tokens[$token]['name']) || is_array($tokens[$token]['description'])) {
          $token_problems['duplicate']['problems'][] = "\$info['tokens']['$type']['$token']";
        }
      }
    }
    if (!isset($token_info['types'][$type])) {
      $token_problems['tokens-no-type']['problems'][] = "\$info['types']['$type']";
    }
  }

  return $token_problems;
}