Site Editor: Redirect deprecated URLs to path based routing.

The site editor now uses path based routing rather than query string arguments. This redirects the legacy query string URLs to the new routing.

Props youknowriad, peterwilsoncc, joemcgill, mukesh27, poena.
Fixes #62585.


git-svn-id: https://develop.svn.wordpress.org/trunk@59794 602fd350-edb4-49c9-b593-d223f7449a82

Author: peterwilsoncc

src/wp-admin/site-editor.php

@@ -19,19 +19,102 @@
 	);
 }
 
-$is_template_part        = isset( $_GET['postType'] ) && 'wp_template_part' === sanitize_key( $_GET['postType'] );
-$is_template_part_path   = isset( $_GET['path'] ) && 'wp_template_partall' === sanitize_key( $_GET['path'] );
-$is_template_part_editor = $is_template_part || $is_template_part_path;
-$is_patterns             = isset( $_GET['postType'] ) && 'wp_block' === sanitize_key( $_GET['postType'] );
-$is_patterns_path        = isset( $_GET['path'] ) && 'patterns' === sanitize_key( $_GET['path'] );
-$is_patterns_editor      = $is_patterns || $is_patterns_path;
-
-if ( ! wp_is_block_theme() ) {
-	if ( ! current_theme_supports( 'block-template-parts' ) && $is_template_part_editor ) {
-		wp_die( __( 'The theme you are currently using is not compatible with the Site Editor.' ) );
-	} elseif ( ! $is_patterns_editor && ! $is_template_part_editor ) {
-		wp_die( __( 'The theme you are currently using is not compatible with the Site Editor.' ) );
+/**
+ * Maps old site editor urls to the new updated ones.
+ *
+ * @since 6.8.0
+ * @access private
+ *
+ * @global string $pagenow The filename of the current screen.
+ *
+ * @return string|false The new URL to redirect to, or false if no redirection is needed.
+ */
+function _wp_get_site_editor_redirection_url() {
+	global $pagenow;
+	if ( 'site-editor.php' !== $pagenow || isset( $_REQUEST['p'] ) || ! $_SERVER['QUERY_STRING'] ) {
+		return false;
+	}
+
+	// The following redirects are for the new permalinks in the site editor.
+	if ( isset( $_REQUEST['postType'] ) && 'wp_navigation' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
+		return add_query_arg( array( 'p' => '/wp_navigation/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_navigation' === $_REQUEST['postType'] && empty( $_REQUEST['postId'] ) ) {
+		return add_query_arg( array( 'p' => '/navigation' ), remove_query_arg( 'postType' ) );
+	}
+
+	if ( isset( $_REQUEST['path'] ) && '/wp_global_styles' === $_REQUEST['path'] ) {
+		return add_query_arg( array( 'p' => '/styles' ), remove_query_arg( 'path' ) );
 	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'page' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
+		return add_query_arg( array( 'p' => '/page' ), remove_query_arg( 'postType' ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'page' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
+		return add_query_arg( array( 'p' => '/page/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_template' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
+		return add_query_arg( array( 'p' => '/template' ), remove_query_arg( 'postType' ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_template' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
+		return add_query_arg( array( 'p' => '/wp_template/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_block' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
+		return add_query_arg( array( 'p' => '/pattern' ), remove_query_arg( 'postType' ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_block' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
+		return add_query_arg( array( 'p' => '/wp_block/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_template_part' === $_REQUEST['postType'] && ( empty( $_REQUEST['canvas'] ) || empty( $_REQUEST['postId'] ) ) ) {
+		return add_query_arg( array( 'p' => '/pattern' ) );
+	}
+
+	if ( isset( $_REQUEST['postType'] ) && 'wp_template_part' === $_REQUEST['postType'] && ! empty( $_REQUEST['postId'] ) ) {
+		return add_query_arg( array( 'p' => '/wp_template_part/' . $_REQUEST['postId'] ), remove_query_arg( array( 'postType', 'postId' ) ) );
+	}
+
+	// The following redirects are for backward compatibility with the old site editor URLs.
+	if ( isset( $_REQUEST['path'] ) && '/wp_template_part/all' === $_REQUEST['path'] ) {
+		return add_query_arg(
+			array(
+				'p'        => '/pattern',
+				'postType' => 'wp_template_part',
+			),
+			remove_query_arg( 'path' )
+		);
+	}
+
+	if ( isset( $_REQUEST['path'] ) && '/page' === $_REQUEST['path'] ) {
+		return add_query_arg( array( 'p' => '/page' ), remove_query_arg( 'path' ) );
+	}
+
+	if ( isset( $_REQUEST['path'] ) && '/wp_template' === $_REQUEST['path'] ) {
+		return add_query_arg( array( 'p' => '/template' ), remove_query_arg( 'path' ) );
+	}
+
+	if ( isset( $_REQUEST['path'] ) && '/patterns' === $_REQUEST['path'] ) {
+		return add_query_arg( array( 'p' => '/pattern' ), remove_query_arg( 'path' ) );
+	}
+
+	if ( isset( $_REQUEST['path'] ) && '/navigation' === $_REQUEST['path'] ) {
+		return add_query_arg( array( 'p' => '/navigation' ), remove_query_arg( 'path' ) );
+	}
+
+	return add_query_arg( array( 'p' => '/' ) );
+}
+
+// Redirect to the site editor to the new URLs if needed.
+$redirection = _wp_get_site_editor_redirection_url();
+if ( false !== $redirection ) {
+	wp_safe_redirect( $redirection );
+	exit;
 }
 
 // Used in the HTML title tag.