Ticket #3352: bbp-3352.patch

src/includes/common/functions.php

@@ -901 +901 @@
 
         // Only check max_links when not being strict
         if ( false === $strict ) {
-                $max_links = get_option( 'comment_max_links' );
+                // Get max number of links from WP core, with optional filter override
+                // https://bbpress.trac.wordpress.org/ticket/3352
+                $max_links = apply_filters( 'bbp_comment_max_links', get_option( 'comment_max_links' ) );
                 if ( ! empty( $max_links ) ) {
 
                         // How many links?
                         $num_links = preg_match_all( '/(http|ftp|https):\/\//i', $content, $match_out );
+                        
+                        // Neutralize the current site's URL.
+                        // https://bbpress.trac.wordpress.org/ticket/3352
+                        if ( isset( $match_out[0] ) && is_array( $match_out[0] ) ) {
+                                foreach ( $match_out[0] as $found_url ) {
+                                        if ( 0 === strpos( $found_url, home_url() ) ) {
+                                                $num_links -=1;
+                                        }
+                                }
+                        }
 
                         // Allow for bumping the max to include the user's URL
                         if ( ! empty( $_post['url'] ) ) {