Ticket #51941: 51941.patch

src/wp-includes/class-wp-application-passwords.php

@@ -69 +69 @@
                         return new WP_Error( 'application_password_empty_name', __( 'An application name is required to create an application password.' ) );
                 }
 
+                if ( self::user_application_name_exists( $user_id, $args['name'] ) ) {
+                        return new WP_Error( 'application_password_unique_name', __( 'An application name should be unique to create an application password.' ) );
+                }
+
                 $new_password    = wp_generate_password( static::PW_LENGTH, false );
                 $hashed_password = wp_hash_password( $new_password );
 
@@ -162 +166 @@
                 return null;
         }
 
+        /**
+         * Check if application name exists before for this user.
+         *
+         * @param int    $user_id User ID.
+         * @param string $name    Application name.
+         *
+         * @return bool Provided application name exists or not.
+         */
+        public static function user_application_name_exists( $user_id, $name ) {
+                $passwords = static::get_user_application_passwords( $user_id );
+
+                foreach ( $passwords as $password ) {
+                        if ( strtolower( $password['name'] ) === strtolower( $name ) ) {
+                                return true;
+                        }
+                }
+
+                return false;
+        }
+
         /**
          * Updates an application password.
          *