Changeset 47878 for trunk/src/wp-includes/canonical.php

Timestamp:

06/01/2020 06:47:41 PM (5 years ago)

Author:

whyisjake

Message:

Canonical: Add the ability to disable redirect_guess_404_permalink().

This also adds a few more filters to make adding redirects easier. Notably:

1. do_redirect_guess_404_permalink
2. pre_redirect_guess_404_permalink
3. strict_redirect_guess_404_permalink

Fixes: #16557.
Props: msafi, nacin, simonwheatley, westi, mboynes, joostdevalk, Lex_Robinson, MikeSchinkel, haukep, paulschreiber, DrewAPicture, ravenswd, esemlabel, stevegibson12, martychc23, DrLightman, jivanpal, neonkowy, laternastudio, apedog, audrasjb, davidbaumwald, Confridin, donmhico, ryotsun.

File:

• trunk/src/wp-includes/canonical.php (modified) (1 diff)

trunk/src/wp-includes/canonical.php

@@ -836 +836 @@
     global $wpdb;
 
+    /**
+     * Filters whether to do redirect guess of 404 requests.
+     *
+     * Returning a false value from the filter will disable redirect guess 404 permalink.
+     * and return early.
+     *
+     * @since 5.5.0
+     *
+     * @param bool     $do_redirect_guess  Whether to do redirect guess 404 permalink. Default true.
+     */
+    if ( false === apply_filters( 'do_redirect_guess_404_permalink', true ) ) {
+        return false;
+    }
+
+    /**
+     * Filters whether to short-circuit redirect guess of 404 requests.
+     *
+     * Return a non-false value from the filter will short-circuit the handling and return early.
+     *
+     * @since 5.5.0
+     *
+     * @param bool     $pre  Whether to short-circuit redirect guess 404 permalink. Default null.
+     */
+    $pre = apply_filters( 'pre_redirect_guess_404_permalink', null );
+    if ( null !== $pre ) {
+        return $pre;
+    }
+
     if ( get_query_var( 'name' ) ) {
-        $where = $wpdb->prepare( 'post_name LIKE %s', $wpdb->esc_like( get_query_var( 'name' ) ) . '%' );
+
+        /**
+         * Filters whether to do a strict or loose guess.
+         *
+         * Returning true value from the filter will guess redirect only exact post_name matches.
+         *
+         * @since 5.5.0
+         *
+         * @param bool     $strict_guess  Whether to do a strict/exact guess. Default false.
+         */
+        $strict_guess = apply_filters( 'strict_redirect_guess_404_permalink', false );
+
+        if ( $strict_guess ) {
+            $where = $wpdb->prepare( 'post_name = %s', get_query_var( 'name' ) );
+        } else {
+            $where = $wpdb->prepare( 'post_name LIKE %s', $wpdb->esc_like( get_query_var( 'name' ) ) . '%' );
+        }
 
         // If any of post_type, year, monthnum, or day are set, use them to refine the query.