Issue #1301522 by xjm, Rob Loach, David_Rothstein: Fixed field_ui_default_value_widget() does not pass along the entity type when it creates the default value form.

core/modules/field/tests/field_test.module

@@ -250,3 +250,38 @@ function field_test_field_attach_view_alter(&$output, $context) {
     $output['test_field'][] = array('#markup' => 'field_test_field_attach_view_alter');
   }
 }
+
+/**
+ * Implements hook_field_widget_properties_alter().
+ */
+function field_test_field_widget_properties_alter(&$widget, $context) {
+  // Make the alter_test_text field 42 characters for nodes and comments.
+  if (in_array($context['entity_type'], array('node', 'comment')) && ($context['field']['field_name'] == 'alter_test_text')) {
+    $widget['settings']['size'] = 42;
+  }
+}
+
+/**
+ * Implements hook_field_widget_properties_ENTITY_TYPE_alter().
+ */
+function field_test_field_widget_properties_user_alter(&$widget, $context) {
+  // Always use buttons for the alter_test_options field on user forms.
+  if ($context['field']['field_name'] == 'alter_test_options') {
+    $widget['type'] = 'options_buttons';
+  }
+}
+
+/**
+ * Implements hook_field_widget_form_alter().
+ */
+function field_test_field_widget_form_alter(&$element, &$form_state, $context) {
+  switch ($context['field']['field_name']) {
+    case 'alter_test_text':
+      drupal_set_message('Field size: ' . $context['instance']['widget']['settings']['size']);
+      break;
+
+    case 'alter_test_options':
+      drupal_set_message('Widget type: ' . $context['instance']['widget']['type']);
+      break;
+  }
+}

core/modules/field_ui/field_ui.admin.inc

@@ -1971,7 +1971,7 @@ function field_ui_default_value_widget($field, $instance, &$form, &$form_state)
   $instance['description'] = '';
 
   // @todo Allow multiple values (requires more work on 'add more' JS handler).
-  $element += field_default_form(NULL, NULL, $field, $instance, LANGUAGE_NONE, $items, $element, $form_state, 0);
+  $element += field_default_form($instance['entity_type'], NULL, $field, $instance, LANGUAGE_NONE, $items, $element, $form_state, 0);
 
   return $element;
 }

core/modules/field_ui/field_ui.test

@@ -643,3 +643,87 @@ class FieldUIManageDisplayTestCase extends FieldUITestCase {
     return $return;
   }
 }
+
+/**
+ * Tests custom widget hooks and callbacks on the field administration pages.
+ */
+class FieldUIAlterTestCase extends DrupalWebTestCase {
+  public static function getInfo() {
+    return array(
+      'name' => 'Widget customization',
+      'description' => 'Test custom field widget hooks and callbacks on field administration pages.',
+      'group' => 'Field UI',
+    );
+  }
+
+  function setUp() {
+    parent::setUp(array('field_test'));
+
+    // Create test user.
+    $admin_user = $this->drupalCreateUser(array('access content', 'administer content types', 'administer users'));
+    $this->drupalLogin($admin_user);
+  }
+
+  /**
+   * Tests hook_field_widget_properties_alter() on the default field widget.
+   *
+   * @see field_test_field_widget_properties_alter()
+   * @see field_test_field_widget_properties_user_alter()
+   * @see field_test_field_widget_form_alter()
+   */
+  function testDefaultWidgetPropertiesAlter() {
+    // Create the alter_test_text field and an instance on article nodes.
+    field_create_field(array(
+      'field_name' => 'alter_test_text',
+      'type' => 'text',
+    ));
+    field_create_instance(array(
+      'field_name' => 'alter_test_text',
+      'entity_type' => 'node',
+      'bundle' => 'article',
+      'widget' => array(
+        'type' => 'text_textfield',
+        'size' => 60,
+      ),
+    ));
+
+    // Test that field_test_field_widget_properties_alter() sets the size to
+    // 42 and that field_test_field_widget_form_alter() reports the correct
+    // size when the form is displayed.
+    $this->drupalGet('admin/structure/types/manage/article/fields/alter_test_text');
+    $this->assertText('Field size: 42', 'Altered field size is found in hook_field_widget_form_alter().');
+
+    // Create the alter_test_options field.
+    field_create_field(array(
+      'field_name' => 'alter_test_options',
+      'type' => 'list_text'
+    ));
+    // Create instances on users and page nodes.
+    field_create_instance(array(
+      'field_name' => 'alter_test_options',
+      'entity_type' => 'user',
+      'bundle' => 'user',
+      'widget' => array(
+        'type' => 'options_select',
+      )
+    ));
+    field_create_instance(array(
+      'field_name' => 'alter_test_options',
+      'entity_type' => 'node',
+      'bundle' => 'page',
+      'widget' => array(
+        'type' => 'options_select',
+      )
+    ));
+
+    // Test that field_test_field_widget_properties_user_alter() replaces
+    // the widget and that field_test_field_widget_form_alter() reports the
+    // correct widget name when the form is displayed.
+    $this->drupalGet('admin/config/people/accounts/fields/alter_test_options');
+    $this->assertText('Widget type: options_buttons', 'Widget type is altered for users in hook_field_widget_form_alter().');
+
+    // Test that the widget is not altered on page nodes.
+    $this->drupalGet('admin/structure/types/manage/page/fields/alter_test_options');
+    $this->assertText('Widget type: options_select', 'Widget type is not altered for pages in hook_field_widget_form_alter().');
+  }
+}