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<?php |
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// $Id$ |
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/** |
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* @file |
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* directoryimage plugin. |
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*/ |
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// Implementation of jcarousel_block_PLUGIN_exists |
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function jcarousel_block_direcotryimage_exists($nid) { |
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return _jcarousel_block_directoryimage_load($nid); |
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} |
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// Implementation of _jcarousel_block_PLUGIN_preprocess_images |
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function _jcarousel_block_direcotryimage_preprocess_images(&$variables) { |
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$variables['imagefield_type'] = 'directoryimage'; |
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$files = _jcarousel_block_directoryimage_load($variables['node']->nid); |
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$thumb_prefix = variable_get('jcarousel_block_directoryimage_prefix', 'thumb_'); |
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foreach ($files as $key => $file) { |
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if (substr($key, 0, strlen($thumb_prefix)) == $thumb_prefix) { |
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// It's a thumbnail image. |
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continue; |
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} |
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$image_filepath = $files[$key]->filename; |
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if (isset($files[$thumb_prefix . $key])) { |
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// Thumbnail image exists. |
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$thumb_filepath = $files[$thumb_prefix . $key]->filename; |
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} |
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else { |
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// Thumbnail image does not exists, use the original image. |
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$thumb_filepath = $image_filepath; |
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} |
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list($width, $height, $type, $image_attributes) = getimagesize($thumb_filepath); |
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$formatted_image = array(); |
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$formatted_image['path'] = base_path() . $image_filepath; |
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$formatted_image['thumb_path'] = base_path() . $thumb_filepath; |
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$formatted_image['rel'] = $variables['image_rel']; |
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$formatted_image['width'] = $width; |
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$formatted_image['height'] = $height; |
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$formatted_image['alt'] = ''; |
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$variables['images'][] = $formatted_image; |
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} |
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} |
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function _jcarousel_block_directoryimage_load($nid, $show_error = false) { |
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$directory = variable_get('jcarousel_block_directoryimage_directory', '/pictures/$nid'); |
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$directory = str_replace('$nid', $nid, $directory); |
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$path = file_directory_path() . $directory; |
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if(!is_dir($path)) { |
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if ($show_error) { |
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drupal_set_message(t('Error opening directory: %path', array('%path' => $path)), 'error'); |
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} |
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return array(); |
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} |
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$files = file_scan_directory($path, '\.(png|jpg|gif)$', array('.', '..', 'CVS'), 0, FALSE, 'basename'); |
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return $files; |
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} |
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