Ticket #37411: 37411.patch

src/wp-includes/functions.php

@@ -181 +181 @@
          * translate this to 'on'. Do not translate into your own language.
          */
         if ( 'on' === _x( 'off', 'decline months names: on or off' ) ) {
+                $months          = $wp_locale->month;
+                $months_genitive = $wp_locale->month_genitive;
+
                 // Match a format like 'j F Y' or 'j. F'
-                if ( @preg_match( '#^\d{1,2}\.? [^\d ]+#u', $date ) ) {
-                        $months          = $wp_locale->month;
-                        $months_genitive = $wp_locale->month_genitive;
-
+                if ( @preg_match( '#^\d{1,2}\.? [^\d ]+#u', trim( $date ) ) ) {
                         foreach ( $months as $key => $month ) {
                                 $months[ $key ] = '# ' . $month . '( |$)#u';
                         }
@@ -196 +196 @@
 
                         $date = preg_replace( $months, $months_genitive, $date );
                 }
+
+                // Match a format like 'F jS' or 'F j' and change it to 'j F'
+                if ( @preg_match( '#^[^\d ]+ \d{1,2}(st|nd|rd|th)? #u', trim( $date ) ) ) {
+                        foreach ( $months as $key => $month ) {
+                                $months[ $key ] = '#' . $month . ' (\d{1,2})(st|nd|rd|th)?#u';
+                        }
+
+                        foreach ( $months_genitive as $key => $month ) {
+                                $months_genitive[ $key ] = '$1 ' . $month;
+                        }
+
+                        $date = preg_replace( $months, $months_genitive, $date );
+                }
         }
 
         // Used for locale-specific rules