Patch by fago, pmelab: Improved views integration and added field collection...

Patch by fago, pmelab: Improved views integration and added field collection item revision relationship support.

views/field_collection.views.inc

@@ -14,20 +14,23 @@
  */
 function field_collection_field_views_data($field) {
   $data = field_views_field_default_views_data($field);
+  $field_name = $field['field_name'];
 
-  foreach ($data as $table_name => $table_data) {
-    foreach ($table_data as $field_name => $field_data) {
-      // Only operate on the "field_api_field_name"_value column.
-      if (strrpos($field_name, '_value') === (strlen($field_name) - strlen('_value'))) {
-        $data[$table_name][$field_name]['relationship'] = array(
-          'handler' => 'field_collection_handler_relationship',
-          'base' => 'field_collection_item',
-          'base field' => 'item_id',
-          'label' => t('field collection item from !field_name', array('!field_name' => $field['field_name'])),
-          'field_name' => $field['field_name'],
-        );
-      }
-    }
+  if (isset($data['field_data_' . $field_name])) {
+    $data['field_data_' . $field_name][$field_name . '_value']['relationship'] = array(
+      'handler' => 'field_collection_handler_relationship',
+      'base' => 'field_collection_item',
+      'base field' => 'item_id',
+      'label' => t('field collection item from !field_name', array('!field_name' => $field['field_name'])),
+      'field_name' => $field['field_name'],
+    );
+    $data['field_revision_' . $field_name][$field_name . '_revision_id']['relationship'] = array(
+      'handler' => 'field_collection_handler_relationship',
+      'base' => 'field_collection_item_revision',
+      'base field' => 'revision_id',
+      'label' => t('field collection item revision from !field_name', array('!field_name' => $field['field_name'])),
+      'field_name' => $field['field_name'],
+    );
   }
 
   foreach ($field['bundles'] as $entity_type => $bundles) {