Ticket #35803: 35803.1.diff

src/wp-includes/rest-api.php

@@ -648 +648 @@
 
         return array( $local, $utc );
 }
+
+/**
+ * Gets a WP_REST_Request object from a full URL.
+ *
+ * @since 4.5.0
+ *
+ * @param string $url URL with protocol, domain, path and query args.
+ * @return WP_REST_Request|false WP_REST_Request object on success, false on failure.
+ */
+function rest_get_request_from_url( $url ) {
+        $bits = parse_url( $url );
+        $api_root = rest_url();
+        if ( get_option( 'permalink_structure' ) ) {
+                $path_and_query_args = substr( $url, strlen( untrailingslashit( $api_root ) ) );
+                $parsed = parse_url( $path_and_query_args );
+                if ( empty( $parsed['path'] ) ) {
+                        return false;
+                }
+                $route = $parsed['path'];
+                $request = new WP_REST_Request( 'GET', $route );
+                if ( ! empty( $parsed['query'] ) ) {
+                        parse_str( $parsed['query'], $query_params );
+
+                        // Ensure magic quotes are stripped.
+                        if ( get_magic_quotes_gpc() ) {
+                                $query_params = stripslashes_deep( $query_params );
+                        }
+                        $request->set_query_params( $query_params );
+                }
+        } else {
+                $parsed = parse_url( $url );
+                if ( empty( $parsed['query'] ) ) {
+                        return false;
+                }
+                parse_str( $parsed['query'], $query_params );
+                if ( get_magic_quotes_gpc() ) {
+                        $query_params = stripslashes_deep( $query_params );
+                }
+                if ( empty( $query_params['rest_route'] ) ) {
+                        return false;
+                }
+                $request = new WP_REST_Request( 'GET', $query_params['rest_route'] );
+                unset( $query_params['rest_route'] );
+                $request->set_query_params( $query_params );
+        }
+        return $request;
+}

tests/phpunit/tests/rest-api.php

@@ -332 +332 @@
 
         }
 
+        /**
+         * @dataProvider data_rest_request_from_url
+         */
+        public function test_rest_request_from_url( $permalink_structure, $original_url ) {
+                update_option( 'permalink_structure', $permalink_structure );
+                $url = add_query_arg( 'foo', 'bar', rest_url( '/wp/v2/posts/1' ) );
+                $this->assertEquals( $original_url, $url );
+                $request = rest_get_request_from_url( $url );
+                $this->assertInstanceOf( 'WP_REST_Request', $request );
+                $this->assertEquals( '/wp/v2/posts/1', $request->get_route() );
+                $this->assertEqualSets( array(
+                        'foo' => 'bar',
+                ), $request->get_query_params() );
+        }
+
+        public function data_rest_request_from_url() {
+                return array(
+                        array(
+                                'permalink_structure' => '/%post_name%/',
+                                'original_url'        => 'http://' . WP_TESTS_DOMAIN . '/wp-json/wp/v2/posts/1?foo=bar',
+                        ),
+                        array(
+                                'permalink_structure' => '',
+                                'original_url'        => 'http://' . WP_TESTS_DOMAIN . '/?rest_route=%2Fwp%2Fv2%2Fposts%2F1&foo=bar',
+                        ),
+                );
+        }
+
 }