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Feature/Login Request Relay State #404

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natevecc wants to merge 1 commit into from
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Feature/Login Request Relay State #404

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5 changes: 3 additions & 2 deletions src/binding-redirect.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -72,10 +72,11 @@ function buildRedirectURL(opts: BuildRedirectConfig) {
* @param {function} customTagReplacement used when developers have their own login response template
* @return {string} redirect URL
*/
function loginRequestRedirectURL(entity: { idp: Idp, sp: Sp }, customTagReplacement?: (template: string) => BindingContext): BindingContext {
function loginRequestRedirectURL(entity: { idp: Idp, sp: Sp, relayState?: string }, customTagReplacement?: (template: string) => BindingContext): BindingContext {

const metadata: any = { idp: entity.idp.entityMeta, sp: entity.sp.entityMeta };
const spSetting: any = entity.sp.entitySetting;
const relayState = entity.relayState ?? entity.sp.entitySetting.relayState;
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@wanton7 wanton7 May 11, 2021

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Shouldn't this be relayState ??= spSetting.relayState;? I'm not sure how this even builds currently because you have relayState parameter there and const variable with same name.

let id: string = '';

if (metadata && metadata.idp && metadata.sp) {
Expand Down Expand Up @@ -108,7 +109,7 @@ function loginRequestRedirectURL(entity: { idp: Idp, sp: Sp }, customTagReplacem
isSigned: metadata.sp.isAuthnRequestSigned(),
entitySetting: spSetting,
baseUrl: base,
relayState: spSetting.relayState,
relayState,
}),
};
}
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7 changes: 4 additions & 3 deletions src/entity-sp.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,8 @@ export class ServiceProvider extends Entity {
*/
public createLoginRequest(
idp: IdentityProvider,
binding = 'redirect',
binding: 'redirect' | 'post' = 'redirect',
relayState?: string,
customTagReplacement?: (template: string) => BindingContext,
): BindingContext | PostBindingContext {
const nsBinding = namespace.binding;
Expand All @@ -64,14 +65,14 @@ export class ServiceProvider extends Entity {
}

if (protocol === nsBinding.redirect) {
return redirectBinding.loginRequestRedirectURL({ idp, sp: this }, customTagReplacement);
return redirectBinding.loginRequestRedirectURL({ idp, sp: this, relayState }, customTagReplacement);
}

if (protocol === nsBinding.post) {
const context = postBinding.base64LoginRequest("/*[local-name(.)='AuthnRequest']", { idp, sp: this }, customTagReplacement);
return {
...context,
relayState: this.entitySetting.relayState,
relayState: relayState ?? this.entitySetting.relayState,
entityEndpoint: idp.entityMeta.getSingleSignOnService(binding) as string,
type: 'SAMLRequest',
};
Expand Down