use claims map instead of struct

Signed-off-by: Jörn Friedrich Dreyer <jfd@butonic.de>

proxy/pkg/middleware/options.go

@@ -41,6 +41,10 @@ type Options struct {
 	Store storepb.StoreService
 	// PreSignedURLConfig to configure the middleware
 	PreSignedURLConfig config.PreSignedURL
+	// UserOIDCClaim to read from the oidc claims
+	UserOIDCClaim             string
+	// UserCS3Claim to use when looking up a user in the CS3 API
+	UserCS3Claim         string
 	// AutoprovisionAccounts when an accountResolver does not exist.
 	AutoprovisionAccounts bool
 	// EnableBasicAuth to allow basic auth
@@ -141,6 +145,20 @@ func PreSignedURLConfig(cfg config.PreSignedURL) Option {
 	}
 }
 
+// UserOIDCClaim provides a function to set the UserClaim config
+func UserOIDCClaim(val string) Option {
+	return func(o *Options) {
+		o.UserOIDCClaim = val
+	}
+}
+
+// UserCS3Claim provides a function to set the UserClaimType config
+func UserCS3Claim(val string) Option {
+	return func(o *Options) {
+		o.UserCS3Claim = val
+	}
+}
+
 // AutoprovisionAccounts provides a function to set the AutoprovisionAccounts config
 func AutoprovisionAccounts(val bool) Option {
 	return func(o *Options) {