add krb5 extension

flakelight-php.nix

@@ -41,14 +41,19 @@
     composerJson;
   hasPsalm = pathExists config.psalmConfig;
   hasPhpCsFixer = pathExists config.phpCsFixerConfig;
-  buildPhp = pkgs:
-    (phpVersions.${head composerMeta.phpVersions} pkgs).buildEnv {
+  buildPhpVersion = pkgs: version:
+    (phpVersions.${version} pkgs).buildEnv {
       extensions = {
         enabled,
         all,
-      }:
-        enabled ++ (config.phpExtensions all);
+      }: let
+        extra = {
+          krb5 = pkgs.callPackage ./pkgs/php-krb5.nix {php = phpVersions.${version} pkgs;};
+        };
+      in
+        enabled ++ (config.phpExtensions (all // extra));
     };
+  buildPhp = pkgs: buildPhpVersion pkgs (head composerMeta.phpVersions);
 in
   warnIf (! builtins ? readFileType) "Unsupported Nix version in use."
   {
@@ -79,6 +84,7 @@ in
           fileFilter
           (file:
             file.hasExt "php"
+            || file.hasExt "stub"
             || file.hasExt "phpstub"
             || match "snapshot__.*\.snap" file.name != null
             || elem file.name [".php-cs-fixer.dist.php" "psalm.xml" "package.json" "package.lock"])
@@ -150,6 +156,7 @@ in
             }
             // optionalAttrs hasPhpCsFixer {
               "*.php" = "${getExe php-cs-fixer} fix";
+              "*.stub" = "${getExe php-cs-fixer} fix";
               "*.phpstub" = "${getExe php-cs-fixer} fix";
             });
       }

pkgs/php-krb5.nix

@@ -0,0 +1,20 @@
+{
+  php,
+  lib,
+  krb5,
+  pkg-config,
+}:
+php.buildPecl {
+  pname = "krb5";
+  version = "1.2.4";
+  sha256 = "sha256-jasdDGGHP4WxG+U9kI5XLqwSQ5nDg3qjETdM7LXhPJ4=";
+
+  nativeBuildInputs = [pkg-config];
+  buildInputs = [krb5];
+
+  meta = with lib; {
+    description = "PECL krb5 extension";
+    license = licenses.mit;
+    homepage = "https://github.com/php/pecl-authentication-krb5";
+  };
+}