Updated collection stuff

includes/datastream.inc

@@ -36,6 +36,27 @@ function islandora_datastream_as_attachment($object_id, $dsid) {
   exit();
 }
 
+function islandora_get_datastream_parents($islandora_object) {
+  $parent_collections = array();
+  $repository = $islandora_object->repository;
+  $collections = $islandora_object->relationships->get(FEDORA_RELS_EXT_URI, 'isMemberOfCollection');
+
+  foreach($collections as $collection) {
+    try {
+      $pid = $collection['object']['value'];
+      $object = $repository->getObject($collection['object']['value']);
+      $parent_collections[$pid] = array();
+      $parent_collections[$pid]['object'] = $object;
+      $parent_collections[$pid]['url'] = 'islandora/object/' . $object->id;
+      $parent_collections[$pid]['label'] = $object->label;
+      $parent_collections[$pid]['label_link'] = l($parent_collections[$pid]['label'], $parent_collections[$pid]['url']);
+    }
+    catch (RepositoryException $e) {}
+  }
+
+  return $parent_collections;
+}
+
 /**
  *
  * @param array $arr

islandora.module

@@ -596,22 +596,12 @@ function islandora_preprocess_islandora_default(&$variables) {
   drupal_add_js('misc/form.js');
   drupal_add_js('misc/collapse.js');
   $islandora_object = $variables['islandora_object'];
-  $repository = $islandora_object->repository;
   module_load_include('inc', 'islandora', 'includes/islandora_dublin_core');
   module_load_include('inc', 'islandora', 'includes/utilities');
+  module_load_include('inc', 'islandora', 'includes/datastream');
+
+  $variables['parent_collections'] = islandora_get_datastream_parents($islandora_object);
 
-  $parent_collections = array();
-  $collections = $islandora_object->relationships->get(FEDORA_RELS_EXT_URI, 'isMemberOfCollection');
-  foreach($collections as $collection) {
-    $pid = $collection['object']['value'];
-    $object = $repository->getObject($collection['object']['value']);
-    $parent_collections[$pid] = array();
-    $parent_collections[$pid]['object'] = $object;
-    $parent_collections[$pid]['url'] = 'islandora/object/' . $object->id;
-    $parent_collections[$pid]['label'] = $object->label;
-    $parent_collections[$pid]['label_link'] = l($parent_collections[$pid]['label'], $parent_collections[$pid]['url']);
-  }
-  $variables['parent_collections'] = $parent_collections;
   $datastreams = array();
   foreach ($islandora_object as $ds) {
     $pid = $islandora_object->id;

islandora_basic_image/islandora_basic_image.module

@@ -205,6 +205,8 @@ function islandora_basic_image_preprocess_islandora_basic_image(&$variables) {
   $islandora_object = $variables['islandora_object'];
   $repository = $islandora_object->repository;
   module_load_include('inc', 'islandora', 'includes/islandora_dublin_core');
+  module_load_include('inc', 'islandora', 'includes/datastream');
+
   try {
     $dc = $islandora_object['DC']->content;
     $dc_object = Dublin_Core::import_from_xml_string($dc);
@@ -215,18 +217,7 @@ function islandora_basic_image_preprocess_islandora_basic_image(&$variables) {
   $variables['dc_array'] = $dc_object->as_formatted_array();
   $variables['islandora_object_label'] = $islandora_object->label;
   $variables['theme_hook_suggestions'][] = 'islandora_basic_image__' . str_replace(':', '_', $islandora_object->id);
-  $parent_collections = array();
-  $collections = $islandora_object->relationships->get(FEDORA_RELS_EXT_URI, 'isMemberOfCollection');
-  foreach($collections as $collection) {
-    $pid = $collection['object']['value'];
-    $object = $repository->getObject($collection['object']['value']);
-    $parent_collections[$pid] = array();
-    $parent_collections[$pid]['object'] = $object;
-    $parent_collections[$pid]['url'] = 'islandora/object/' . $object->id;
-    $parent_collections[$pid]['label'] = $object->label;
-    $parent_collections[$pid]['label_link'] = l($parent_collections[$pid]['label'], $parent_collections[$pid]['url']);
-  }
-  $variables['parent_collections'] = $parent_collections;
+  $variables['parent_collections'] = islandora_get_datastream_parents($islandora_object);
   global $base_url;
   if (isset($islandora_object['OBJ'])) {
     $full_size_url = $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/OBJ/view';