function image_link in Image 5

Same name and namespace in other branches

1. 5.2 image.module \image_link()
2. 6 image.module \image_link()

Implementation of hook_link.

File

./image.module, line 410

Code

function image_link($type, $node, $main = 0) {
  $links = array();
  if ($type == 'node' && $node->type == 'image' && !$main) {
    $request = $_GET['size'] ? $_GET['size'] : IMAGE_PREVIEW;
    foreach (image_get_sizes() as $key => $size) {
      if ($size['link']) {

        // For smaller images some derivative images may not have been created.
        // The thumbnail and preview images will be equal to the original images
        // but other sizes will not be set.
        if (isset($node->images[$key]) && $node->images[$key] != $node->images[$request]) {
          if ($size['link'] == IMAGE_LINK_NEW) {
            $links['image_size_' . $key] = array(
              'title' => $size['label'],
              'href' => "image/view/{$node->nid}/{$key}",
              'attributes' => array(
                'target' => '_blank',
              ),
            );
          }
          else {
            $links['image_size_' . $key] = array(
              'title' => $size['label'],
              'href' => 'node/' . $node->nid,
              'query' => 'size=' . urlencode($key),
            );
          }
        }
      }
    }
    if (!user_access('view original images')) {
      unset($links['image_size_' . IMAGE_ORIGINAL]);
    }
  }
  return $links;
}