snapshot of https://github.com/ory/kratos.git (master, 2026-09-15; blobs > 131072B omitted)

selfservice/strategy/oidc/provider_line_2_1.go

@@ -0,0 +1,39 @@
+// Copyright © 2024 Ory Corp
+// SPDX-License-Identifier: Apache-2.0
+
+package oidc
+
+import (
+	"context"
+
+	"golang.org/x/oauth2"
+)
+
+type ProviderLineV21 struct {
+	*ProviderGenericOIDC
+}
+
+func NewProviderLineV21(
+	config *Configuration,
+	reg Dependencies,
+) Provider {
+	config.IssuerURL = "https://access.line.me"
+	return &ProviderLineV21{
+		&ProviderGenericOIDC{
+			config: config,
+			reg:    reg,
+		},
+	}
+}
+
+func (g *ProviderLineV21) Exchange(ctx context.Context, code string, opts ...oauth2.AuthCodeOption) (*oauth2.Token, error) {
+	o, err := g.OAuth2(ctx)
+	if err != nil {
+		return nil, err
+	}
+
+	// Line login requires adding id_token_key_type=JWK when getting the token in order to issue an ES256 token.
+	// https://blog.miniasp.com/post/2022/04/08/LINE-Login-with-OpenID-Connect-in-ASPNET-Core (Chinese)
+	opts = append(opts, oauth2.SetAuthURLParam("id_token_key_type", "JWK"))
+	return o.Exchange(ctx, code, opts...)
+}