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- <?php
- /**
- * @file
- * Colorbox theme functions.
- */
- /**
- * Returns HTML for an Colorbox image field formatter.
- *
- * @param $variables
- * An associative array containing:
- * - item: An array of image data.
- * - image_style: An optional image style.
- * - path: An array containing the link 'path' and link 'options'.
- *
- * @ingroup themeable
- */
- function theme_colorbox_image_formatter($variables) {
- $item = $variables['item'];
- $entity_type = $variables['entity_type'];
- $entity = $variables['entity'];
- $field = $variables['field'];
- $settings = $variables['display_settings'];
- $image = array(
- 'path' => $item['uri'],
- 'alt' => $item['alt'],
- 'title' => $item['title'],
- 'style_name' => $settings['colorbox_node_style'],
- );
- if (isset($item['width']) && isset($item['height'])) {
- $image['width'] = $item['width'];
- $image['height'] = $item['height'];
- }
- $entity_title = entity_label($entity_type, $entity);
- switch ($settings['colorbox_caption']) {
- case 'auto':
- // If the title is empty use alt or the entity title in that order.
- if (!empty($image['title'])) {
- $caption = $image['title'];
- }
- elseif (!empty($image['alt'])) {
- $caption = $image['alt'];
- }
- elseif (!empty($entity_title)) {
- $caption = $entity_title;
- }
- else {
- $caption = '';
- }
- break;
- case 'title':
- $caption = $image['title'];
- break;
- case 'alt':
- $caption = $image['alt'];
- break;
- case 'node_title':
- $caption = $entity_title;
- break;
- case 'custom':
- $caption = token_replace($settings['colorbox_caption_custom'], array($entity_type => $entity, 'file' => (object) $item), array('clear' => TRUE));
- break;
- default:
- $caption = '';
- }
- // Shorten the caption for the example styles or when caption shortening is active.
- $colorbox_style = variable_get('colorbox_style', 'default');
- $trim_length = variable_get('colorbox_caption_trim_length', 75);
- if (((strpos($colorbox_style, 'colorbox/example') !== FALSE) || variable_get('colorbox_caption_trim', 0)) && (drupal_strlen($caption) > $trim_length)) {
- $caption = drupal_substr($caption, 0, $trim_length - 5) . '...';
- }
- // Build the gallery id.
- list($id, $vid, $bundle) = entity_extract_ids($entity_type, $entity);
- $entity_id = !empty($id) ? $entity_type . '-' . $id : 'entity-id';
- switch ($settings['colorbox_gallery']) {
- case 'post':
- $gallery_id = 'gallery-' . $entity_id;
- break;
- case 'page':
- $gallery_id = 'gallery-all';
- break;
- case 'field_post':
- $gallery_id = 'gallery-' . $entity_id . '-' . $field['field_name'];
- break;
- case 'field_page':
- $gallery_id = 'gallery-' . $field['field_name'];
- break;
- case 'custom':
- $gallery_id = $settings['colorbox_gallery_custom'];
- break;
- default:
- $gallery_id = '';
- }
- if ($style_name = $settings['colorbox_image_style']) {
- $path = image_style_url($style_name, $image['path']);
- }
- else {
- $path = file_create_url($image['path']);
- }
- return theme('colorbox_imagefield', array('image' => $image, 'path' => $path, 'title' => $caption, 'gid' => $gallery_id));
- }
- /**
- * Returns HTML for an image using a specific Colorbox image style.
- *
- * @param $variables
- * An associative array containing:
- * - image: image item as array.
- * - path: The path of the image that should be displayed in the Colorbox.
- * - title: The title text that will be used as a caption in the Colorbox.
- * - gid: Gallery id for Colorbox image grouping.
- *
- * @ingroup themeable
- */
- function theme_colorbox_imagefield($variables) {
- $class = array('colorbox');
- if ($variables['image']['style_name'] == 'hide') {
- $image = '';
- $class[] = 'js-hide';
- }
- elseif (!empty($variables['image']['style_name'])) {
- $image = theme('image_style', $variables['image']);
- }
- else {
- $image = theme('image', $variables['image']);
- }
- $options = array(
- 'html' => TRUE,
- 'attributes' => array(
- 'title' => $variables['title'],
- 'class' => $class,
- 'rel' => $variables['gid'],
- )
- );
- return l($image, $variables['path'], $options);
- }
- /**
- * Preprocess variables for the colorbox-insert-image.tpl.php file.
- */
- function template_preprocess_colorbox_insert_image(&$variables) {
- $class = array();
- $file = file_load($variables['item']['fid']);
- if (!empty($variables['widget']['settings']['insert_class'])) {
- $class = explode(' ', $variables['widget']['settings']['insert_class']);
- }
- $class[] = 'image-' . $variables['item']['style_name'];
- foreach ($class as $key => $value) {
- $class[$key] = drupal_html_class($value);
- }
- $variables['image_path'] = image_style_url($variables['item']['style_name'], $file->uri);
- if ($style_name = variable_get('colorbox_image_style', '')) {
- $variables['link_path'] = image_style_url($style_name, $file->uri);
- }
- else {
- $variables['link_path'] = file_create_url($file->uri);
- }
- $variables['class'] = implode(' ', $class);
- $variables['gallery_id'] = '';
- switch (variable_get('colorbox_insert_gallery', 0)) {
- case 0:
- case 1:
- case 2:
- $variables['gallery_id'] = 'gallery-all';
- break;
- case 3:
- $variables['gallery_id'] = '';
- break;
- }
- }
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