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Improved TN validation to be more reliable #28

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merged 1 commit into from May 5, 2017
Merged

Improved TN validation to be more reliable #28

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21 changes: 8 additions & 13 deletions islandora_ip_embargo.module
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Expand Up @@ -185,28 +185,23 @@ function islandora_ip_embargo_cron() {
/**
* Implements hook_preprocess_theme().
*
* Checks the path, if it's an Islandora TN DS then it uses JS to watermark
* the resulting image.
* Determine if tokenized datastream is TN and add text if the parent
* is embargoed.
*/
function islandora_ip_embargo_preprocess_image(&$variables) {
module_load_include('inc', 'islandora_ip_embargo', 'includes/utilities');

$image_path = parse_url($variables['path'], PHP_URL_PATH);
$image_path_parts = explode('/', $image_path);
$size_of_image_path = count($image_path_parts);
$text = variable_get('islandora_ip_embargo_overlay_text', 'EMBARGOED');
$color = variable_get('islandora_ip_embargo_overlay_text_color', 'FF0000');
$ds = menu_get_object('islandora_tokened_datastream', 4, $variables['path']);

if ($image_path_parts[$size_of_image_path - 1] == 'view' &&
$image_path_parts[$size_of_image_path - 2] == 'TN' &&
$image_path_parts[$size_of_image_path - 3] == 'datastream') {

$pid = urldecode($image_path_parts[$size_of_image_path - 4]);
$embargo_result = islandora_ip_embargo_get_embargo($pid);
if ($ds && $ds->id == 'TN') {
$embargo_result = islandora_ip_embargo_get_embargo($ds->parent->id);

if ($embargo_result->rowCount()) {
$text = variable_get('islandora_ip_embargo_overlay_text', 'EMBARGOED');
$color = variable_get('islandora_ip_embargo_overlay_text_color', 'FF0000');
drupal_add_js(drupal_get_path('module', 'islandora_ip_embargo') . '/js/embargoed_images.js');
drupal_add_js(array('islandora_ip_embargo' => array('text' => $text, 'color' => $color)), array('type' => 'setting'));

if (isset($variables['#attributes']['class'])) {
$variables['attributes']['class'] = $variables['#attributes']['class']
. 'islandora_ip_embargo_embargoed';
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