Ticket #38698: 38698.2.diff

src/wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php

@@ -1094 +1094 @@
         }
 
         /**
-         * Sets the template for a page.
+         * Sets the template for a post.
          *
          * @since 4.7.0
          * @access public
@@ -1922 +1922 @@
                         );
                 }
 
-                if ( 'page' === $this->post_type ) {
+                if ( count( wp_get_theme()->get_page_templates( null, $this->post_type ) ) > 0 ) {
                         $schema['properties']['template'] = array(
                                 'description' => __( 'The theme file to use to display the object.' ),
                                 'type'        => 'string',
-                                'enum'        => array_keys( wp_get_theme()->get_page_templates() ),
+                                'enum'        => array_keys( wp_get_theme()->get_page_templates( null, $this->post_type ) ),
                                 'context'     => array( 'view', 'edit' ),
                         );
                 }

tests/phpunit/tests/rest-api/rest-posts-controller.php

@@ -1025 +1025 @@
                 $this->check_create_post_response( $response );
         }
 
+        /**
+         * @ticket 38698
+         */
+        public function test_create_item_with_template() {
+                wp_set_current_user( self::$editor_id );
+                add_filter( 'theme_post_templates', array( $this, 'filter_theme_post_templates' ) );
+
+                $request = new WP_REST_Request( 'POST', '/wp/v2/posts' );
+                $params = $this->set_post_data( array(
+                        'template' => 'post-my-test-template.php',
+                ) );
+                $request->set_body_params( $params );
+                $response = $this->server->dispatch( $request );
+
+                $data = $response->get_data();
+                $post_template = get_page_template_slug( get_post( $data['id'] ) );
+
+                remove_filter( 'theme_post_templates', array( $this, 'filter_theme_post_templates' ) );
+
+                $this->assertEquals( 'post-my-test-template.php', $data['template'] );
+                $this->assertEquals( '', $post_template );
+        }
+
+        /**
+         * @ticket 38698
+         */
+        public function test_create_item_with_template_none_available() {
+                wp_set_current_user( self::$editor_id );
+
+                $request = new WP_REST_Request( 'POST', '/wp/v2/posts' );
+                $params = $this->set_post_data( array(
+                        'template' => 'post-my-test-template.php',
+                ) );
+                $request->set_body_params( $params );
+                $response = $this->server->dispatch( $request );
+
+                $data = $response->get_data();
+                $post_template = get_page_template_slug( get_post( $data['id'] ) );
+
+                $this->assertFalse( isset( $data['template'] ) );
+                $this->assertEquals( 'post-my-test-template.php', $post_template );
+        }
+
         public function test_rest_create_item() {
                 wp_set_current_user( self::$editor_id );
 
@@ -2469 +2512 @@
                 return $query;
         }
 
+        public function filter_theme_post_templates( $post_templates ) {
+                return array(
+                        'post-my-test-template.php' => 'My Test Template',
+                );
+
+                return $post_templates;
+        }
 }