function theme_imagefield_image_imagecache_lightbox2 in Lightbox2 5.2

Same name and namespace in other branches

1. 5 lightbox2.module \theme_imagefield_image_imagecache_lightbox2()
2. 6 lightbox2.formatter.inc \theme_imagefield_image_imagecache_lightbox2()

Generate the HTML output for imagefield + imagecache images so they can be opened in a lightbox by clicking on the image on the node page or in a view.

Parameters

$view_preset: The imagecache preset to be displayed on the node or in the view.

$field: The field the action is being performed on.

$item: An array, keyed by column, of the data stored for this item in this field.

$node: The node object.

$rel: The type of lightbox to open: lightbox, lightshow or lightframe.

1 theme call to theme_imagefield_image_imagecache_lightbox2()

lightbox2_imagefield_image_imagecache in ./lightbox2.module

Function to set up the data needed for theme_imagefield_image_imagecache_lightbox2().

File

./lightbox2.module, line 1876

Enables the use of lightbox2 which places images above your current page, not within. This frees you from the constraints of the layout, particularly column widths.

Code

function theme_imagefield_image_imagecache_lightbox2($view_preset, $field, $item, $node, $rel = 'lightbox') {

  // Can't show current node page in a lightframe on the node page.
  // Switch instead to show it in a lightbox.
  if ($rel == 'lightframe' && arg(0) == 'node' && arg(1) == $node->nid) {
    $rel = 'lightbox';
    $item['lightbox_preset'] = 'original';
  }
  $orig_rel = $rel;

  // Set up the caption.
  $node_link = '';
  $attributes = array();
  if (!empty($item['nid'])) {
    $target = variable_get('lightbox2_node_link_target', FALSE);
    if (!empty($target)) {
      $attributes = array(
        'target' => $target,
      );
    }
    $node_link_text = variable_get('lightbox2_node_link_text', 'View Image Details');
    if (!empty($node_link_text)) {
      $node_link .= '<br /><br />' . l($node_link_text, 'node/' . $item['nid'], $attributes);
    }
  }
  if ($orig_rel == 'lightframe') {
    $frame_width = variable_get('lightbox2_default_frame_width', 600);
    $frame_height = variable_get('lightbox2_default_frame_height', 400);
    $frame_size = 'width:' . $frame_width . 'px; height:' . $frame_height . 'px;';
    $rel = preg_replace('/\\]$/', "|{$frame_size}]", $rel);
  }
  $image_title = $item['description'];
  $image_title = !empty($image_title) ? $image_title : $item['title'];
  $image_title = !empty($image_title) ? $image_title : $item['alt'];
  if (variable_get('lightbox2_imagefield_use_node_title', FALSE)) {
    $node = node_load($node->nid);
    $image_title = $node->title;
  }
  $caption = $image_title . $node_link;

  // Set up the rel attribute.
  $imagefield_grouping = variable_get('lightbox2_imagefield_group_node_id', 1);
  if ($imagefield_grouping == 1) {
    $rel = $rel . '[' . $field['field_name'] . '][' . $caption . ']';
  }
  elseif ($imagefield_grouping == 2 && !empty($item['nid'])) {
    $rel = $rel . '[' . $item['nid'] . '][' . $caption . ']';
  }
  elseif ($imagefield_grouping == 3 && !empty($item['nid'])) {
    $rel = $rel . '[' . $field['field_name'] . $item['nid'] . '][' . $caption . ']';
  }
  else {
    $rel = $rel . '[][' . $caption . ']';
  }
  $link_attributes = array(
    'rel' => $rel,
  );
  if ($view_preset == 'original') {
    $image = theme('lightbox2_image', $item['filepath'], $item['alt'], $item['title'], $attributes);
  }
  else {
    $image = theme('imagecache', $view_preset, $item['filepath'], $item['alt'], $item['title'], $attributes);
  }
  if ($item['lightbox_preset'] == 'node') {
    $output = l($image, 'node/' . $node->nid . '/lightbox2', $link_attributes, NULL, NULL, FALSE, TRUE);
  }
  elseif ($item['lightbox_preset'] == 'original') {
    $output = l($image, file_create_url($item['filepath']), $link_attributes, NULL, NULL, FALSE, TRUE);
  }
  else {
    $output = l($image, lightbox2_imagecache_create_url($item['lightbox_preset'], $item['filepath']), $link_attributes, NULL, NULL, FALSE, TRUE);
  }
  return $output;
}