Remove copypasta and fix .api.

islandora.api.php

@@ -597,8 +597,8 @@ function hook_cmodel_pid_islandora_object_access($op, $object, $user) {
  * @param string $op
  *   A string define an operation to check. Should be defined via
  *   hook_permission().
- * @param AbstractDatastream $object
- *   An object to check the operation on.
+ * @param AbstractDatastream $datastream
+ *   A datastream to check the operation on.
  * @param object $user
  *   A loaded user object, as the global $user variable might contain.
  *
@@ -608,7 +608,7 @@ function hook_cmodel_pid_islandora_object_access($op, $object, $user) {
  *   about the outcome. Can also be an array containing multiple
  *   TRUE/FALSE/NULLs, due to how hooks work.
  */
-function hook_islandora_datastream_access($op, AbstractObject $object, $user) {
+function hook_islandora_datastream_access($op, AbstractDatastream $datastream, $user) {
   switch ($op) {
     case 'create stuff':
       return TRUE;
@@ -626,7 +626,7 @@ function hook_islandora_datastream_access($op, AbstractObject $object, $user) {
  *
  * @see hook_islandora_datastream_access()
  */
-function hook_cmodel_pid_islandora_datastream_access($op, $object, $user) {
+function hook_cmodel_pid_islandora_datastream_access($op, $datastream, $user) {
 
 }
 

islandora.module

@@ -1962,12 +1962,7 @@ function islandora_islandora_metadata_display_info() {
  * Implements hook_islandora_datastream_access().
  */
 function islandora_islandora_datastream_access($op, AbstractDatastream $datastream, $user) {
-  module_load_include('inc', 'islandora', 'includes/utilities');
-  $result = islandora_namespace_accessible($datastream->parent->id) && user_access($op, $user);
-
-  if (($datastream->parent->state != 'A') && variable_get('islandora_deny_inactive_and_deleted', FALSE)) {
-    $result = ($result && user_access(ISLANDORA_ACCESS_INACTIVE_AND_DELETED_OBJECTS, $user));
-  }
+  $result = islandora_islandora_object_access($op, $datastream->parent, $user);
 
   if ($result && $op == ISLANDORA_REGENERATE_DERIVATIVES) {
     module_load_include('inc', 'islandora', 'includes/derivatives');