diff sites/all/modules/entityreference/entityreference.diff.inc @ 4:ce11bbd8f642

added modules

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sites/all/modules/entityreference/entityreference.diff.inc	Thu Sep 19 10:38:44 2013 +0100
@@ -0,0 +1,90 @@
+<?php
+
+/**
+ * @file
+ * Provide Diff module field callbacks for the Entity Reference module.
+ */
+
+/**
+ * Diff field callback for preloading entities.
+ */
+function entityreference_field_diff_view_prepare(&$old_items, &$new_items, $context) {
+  $field = $context['field'];
+
+  // Build an array of entities ID.
+  $entity_ids = array();
+  foreach (array_merge_recursive($old_items, $new_items) as $item) {
+    $entity_ids[] = $item['target_id'];
+  }
+
+  // Load those entities and loop through them to extract their labels.
+  $entities = entity_load($field['settings']['target_type'], $entity_ids);
+
+  foreach ($old_items as $delta => $info) {
+    $old_items[$delta]['entity'] = isset($entities[$info['target_id']]) ? $entities[$info['target_id']] : NULL;
+  }
+  foreach ($new_items as $delta => $info) {
+    $new_items[$delta]['entity'] = isset($entities[$info['target_id']]) ? $entities[$info['target_id']] : NULL;
+  }
+}
+
+/**
+ * Diff field callback for parsing entity field comparative values.
+ */
+function entityreference_field_diff_view($items, $context) {
+  $field = $context['field'];
+  $instance = $context['instance'];
+  $settings = $context['settings'];
+  $entity_type = $field['settings']['target_type'];
+
+  $diff_items = array();
+
+  // We populate as much as possible to allow the best flexability in any
+  // string overrides.
+  $t_args = array();
+  $t_args['!entity_type'] = $entity_type;
+
+  $entity_info = entity_get_info($entity_type);
+  $t_args['!entity_type_label'] = $entity_info['label'];
+
+  foreach ($items as $delta => $item) {
+    if (isset($item['entity'])) {
+      $output = array();
+
+      list($id,, $bundle) = entity_extract_ids($entity_type, $item['entity']);
+      $t_args['!id'] = $id;
+      $t_args['!bundle'] = $bundle;
+      $t_args['!diff_entity_label'] = entity_label($entity_type, $item['entity']);
+
+      $output['entity'] = t('!diff_entity_label', $t_args);
+      if ($settings['show_id']) {
+        $output['id'] = t('ID: !id', $t_args);
+      }
+      $diff_items[$delta] = implode('; ', $output);
+    }
+  }
+
+  return $diff_items;
+}
+
+/**
+ * Provide default field comparison options.
+ */
+function entityreference_field_diff_default_options($field_type) {
+  return array(
+    'show_id' => 0,
+  );
+}
+
+/**
+ * Provide a form for setting the field comparison options.
+ */
+function entityreference_field_diff_options_form($field_type, $settings) {
+  $options_form = array();
+  $options_form['show_id'] = array(
+    '#type' => 'checkbox',
+    '#title' => t('Show ID'),
+    '#default_value' => $settings['show_id'],
+  );
+  return $options_form;
+}