DS edit link

includes/datastream.inc

@@ -384,4 +384,56 @@ function islandora_datastream_get_url($ds, $type = 'download') {
   else {
     return "islandora/object/{$ds->parent->id}/datastream/{$ds->id}/$type";
   }
+}
+
+function islandora_datastream_edit_get_link($object, $ds_id) {
+  $edit_registry = module_invoke_all('islandora_edit_datastream_registry', $object, $ds_id);
+  if (count($edit_registry) > 0 && user_access(FEDORA_METADATA_EDIT)) {
+    return l(t('edit'), 'islandora/object/' . $object->id . '/datastream/' . $ds_id . '/edit');
+  }
+  else {
+    return '';
+  }
+}
+
+function islandora_edit_datastream($object_id, $ds_id) {
+  global $user;
+  try {
+    module_load_include('inc', 'islandora', 'RestConnection');
+    $restConnection = new RestConnection($user);
+    $object = new FedoraObject($object_id, $restConnection->repository);
+    
+    $edit_registry = module_invoke_all('islandora_edit_datastream_registry', $object, $ds_id);
+    $edit_count = count($edit_registry);
+  
+    if ($edit_count == 0) {
+      // No edit implementations.
+      drupal_set_message(t('There are no edit methods specified for this datastream.'));
+      drupal_goto('islandora/object/' . $object->id . '/manage/datastreams');
+    }
+    elseif ($edit_count == 1) {
+      // One registry implementation, go there
+      drupal_goto($edit_registry[0]['url']);
+    }
+    else {
+      // Multiple edit routes registered
+      return islandora_edit_datastream_registry_render($edit_registry);
+    }
+  } catch (Exception $e) {
+    drupal_set_message(t('Error getting Islandora edit method for %s ', array('%s' => $object_id)), 'error');
+    return;
+  }
+  
+}
+
+//@TODO: theme / preprocess
+function islandora_edit_datastream_registry_render($edit_registry) {
+  $output = array(
+    '#type' => 'markup',
+    '#markup' => '',
+  );
+  foreach ($edit_registry AS $edit_route) {
+    $output['#markup'] .= l($edit_route['name'], $edit_route['url']) . '<br/>';
+  }
+  return $output;
 }

includes/ingest-menu.inc

@@ -22,7 +22,7 @@ function islandora_ingest_callback($collection_pid) {
   }
   elseif ($registry_count == 1) {
     // One registry implementation, go there
-    drupal_goto($ingest_registry[0]['url'] . "/$collection_pid");
+    drupal_goto($ingest_registry[0]['url']);
   }
   else {
     // Multiple ingest routes registered
@@ -37,7 +37,7 @@ function islandora_ingest_registry_render($ingest_registry) {
     '#markup' => '',
   );
   foreach ($ingest_registry AS $ingest_route) {
-    $output['#markup'] .= l($ingest_route['name'], $ingest_route['url']. "/$collection_pid") . '<br/>';
+    $output['#markup'] .= l($ingest_route['name'], $ingest_route['url']) . '<br/>';
   }
   return $output;
 }

islandora.module

@@ -213,6 +213,7 @@ function islandora_menu() {
     'page callback' => 'islandora_edit_datastream',
     'page arguments' => array(2, 4),
     'type' => MENU_CALLBACK,
+    'file' => 'includes/datastream.inc',
     'access arguments' => array(FEDORA_METADATA_EDIT),
   );
 
@@ -673,7 +674,7 @@ function islandora_preprocess_islandora_default_edit(&$variables) {
     array('data' => t('Type')),
     array('data' => t('Mime type')),
     array('data' => t('Size')),
-    array('data' => t('Operations'), 'colspan' => '2'),
+    array('data' => t('Operations'), 'colspan' => '3'),
       //array('data' => t('Delete')),
   );
   $table_attributes = array('class' => array('manage-datastreams'));
@@ -686,6 +687,7 @@ function islandora_preprocess_islandora_default_edit(&$variables) {
       array('class' => 'datastream-mime', 'data' => $ds->mimeType),
       array('class' => 'datastream-size', 'data' => islandora_datastream_get_human_readable_size($ds)),
       array('class' => 'datastream-download', 'data' => l(t('download'), islandora_datastream_get_url($ds, 'download'))),
+      array('class' => 'datstream-edit', 'data' => islandora_datastream_edit_get_link($islandora_object, $ds->id)),
       array('class' => 'datastream-delete', 'data' => l(t('delete'), $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/' . $ds->id . '/delete')),
     );
   }