[1.x] Custom recovery codes

src/RecoveryCode.php

@@ -6,13 +6,35 @@
 
 class RecoveryCode
 {
+    /**
+     * The callback that should be used to generate a recovery code.
+     *
+     * @var (\Closure(mixed, string): string)|null
+     */
+    public static $generateRecoveryCodeCallback;
+
     /**
      * Generate a new recovery code.
      *
      * @return string
      */
     public static function generate()
     {
+        if (static::$generateRecoveryCodeCallback) {
+            return call_user_func(static::$generateRecoveryCodeCallback);
+        }
+
         return Str::random(10).'-'.Str::random(10);
     }
+
+    /**
+     * Set a callback that should be used when generating a recovery code.
+     *
+     * @param  \Closure(mixed, string): string  $callback
+     * @return void
+     */
+    public static function generateRecoveryCodeUsing($callback)
+    {
+        static::$generateRecoveryCodeCallback = $callback;
+    }
 }

tests/RecoveryCodeTest.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Laravel\Fortify\Tests;
+
+use Illuminate\Support\Str;
+use Laravel\Fortify\RecoveryCode;
+
+class RecoveryCodeTest extends OrchestraTestCase
+{
+    public function test_recovery_codes_can_be_generated_with_a_custom_generator()
+    {
+        Str::createRandomStringsUsingSequence(['123', 'abc']);
+
+        RecoveryCode::generateRecoveryCodeUsing(function () {
+            return Str::random().'-'.Str::random();
+        });
+
+        $this->assertEquals('123-abc', RecoveryCode::generate());
+    }
+}