function freelinking_freelink_alter in Freelinking 7.3

Same name and namespace in other branches

1. 6.3 freelinking.module \freelinking_freelink_alter()

Implements hook_freelink_alter(). Used here to clean up and standardize links.

File

./freelinking.module, line 235

Code

function freelinking_freelink_alter(&$link, $context) {
  $target = $context['target'];
  $plugin_name = $context['plugin_name'];
  $plugin = $context['plugin'];

  // not a valid link
  if (!array_key_exists(1, $link)) {
    $link['error'] = t('Invalid Link');
    return;
  }

  // title text is empty, insert from target or use URL
  if (empty($link[0])) {
    $link[0] = $target['text'] ? $target['text'] : $target['dest'];
  }

  // support html link text unless plugin overrides
  if (isset($plugin['html']) && $plugin['html'] == TRUE) {
    $link[2]['html'] = TRUE;
  }

  // Set an empty tooltip
  if (!isset($link[2]['attributes']['title'])) {
    if (isset($context['plugin']['tip'])) {
      $link[2]['attributes']['title'] = $context['plugin']['tip'];
    }
    else {
      $link[2]['attributes']['title'] = $link[1];
    }
  }

  // standard set of CSS classes
  $link[2]['attributes']['class'][] = 'freelink';
  $link[2]['attributes']['class'][] = 'freelink-' . strtr($plugin_name, ' ', '-');

  // There was more than one effort to generate the link
  if (isset($target['other']['trace'])) {
    $link[2]['attributes']['class'][] = 'notfound';
  }

  // Is this an internal or external link?
  $parts = parse_url($link[1]);
  if (isset($parts['host']) && $parts['host'] != $_SERVER['SERVER_NAME']) {
    $link[2]['attributes']['class'][] = 'freelink-external';
  }
  else {
    $link[2]['attributes']['class'][] = 'freelink-internal';
  }
}