Allow setting expiration of personal access tokens

src/Passport.php

@@ -68,6 +68,13 @@ class Passport
      */
     public static $refreshTokensExpireAt;
 
+    /**
+     * The date when personal access tokens expire.
+     *
+     * @var \DateTimeInterface|null
+     */
+    public static $personAccessTokensExpireAt;
+
     /**
      * The name for API token cookies.
      *
@@ -315,6 +322,25 @@ public static function refreshTokensExpireIn(DateTimeInterface $date = null)
         return new static;
     }
 
+    /**
+     * Get or set when personal access tokens expire.
+     *
+     * @param  \DateTimeInterface|null  $date
+     * @return \DateInterval|static
+     */
+    public static function personalAccessTokensExpireIn(DateTimeInterface $date = null)
+    {
+        if (is_null($date)) {
+            return static::$personAccessTokensExpireAt
+                ? Carbon::now()->diff(static::$personAccessTokensExpireAt)
+                : new DateInterval('P1Y');
+        }
+
+        static::$personAccessTokensExpireAt = $date;
+
+        return new static;
+    }
+
     /**
      * Get or set the name for API token cookies.
      *

src/PassportServiceProvider.php

@@ -111,7 +111,7 @@ protected function registerAuthorizationServer()
                 );
 
                 $server->enableGrantType(
-                    new PersonalAccessGrant, new DateInterval('P1Y')
+                    new PersonalAccessGrant, Passport::personalAccessTokensExpireIn()
                 );
 
                 $server->enableGrantType(