feat: allow external partials on login & registration (#295)

Author: jonas-jonas

src/pkg/route.ts

@@ -20,6 +20,10 @@ export interface RouteOptions {
   faviconUrl?: string
   faviconType?: string
   theme?: Theme
+  extraPartials?: {
+    login: () => string
+    registration: () => string
+  }
 }
 
 export type RouteOptionsCreator = (req: Request, res: Response) => RouteOptions

src/routes/login.ts

@@ -30,7 +30,8 @@ export const createLoginRoute: RouteCreator =
       organization = "",
       login_challenge,
     } = req.query
-    const { frontend, kratosBrowserUrl, logoUrl } = createHelpers(req, res)
+    const { frontend, kratosBrowserUrl, logoUrl, extraPartials } =
+      createHelpers(req, res)
 
     const initFlowQuery = new URLSearchParams({
       aal: aal.toString(),
@@ -195,6 +196,8 @@ export const createLoginRoute: RouteCreator =
             },
             { locale: res.locals.lang },
           ),
+          extraPartial: extraPartials?.login,
+          extraContext: res.locals.extraContext,
         })
       })
       .catch(redirectOnSoftError(res, next, initFlowUrl))

src/routes/registration.ts

@@ -29,7 +29,8 @@ export const createRegistrationRoute: RouteCreator =
       login_challenge,
       organization,
     } = req.query
-    const { frontend, kratosBrowserUrl, logoUrl } = createHelpers(req, res)
+    const { frontend, kratosBrowserUrl, logoUrl, extraPartials } =
+      createHelpers(req, res)
 
     const initFlowQuery = new URLSearchParams({
       ...(return_to && { return_to: return_to.toString() }),
@@ -107,6 +108,8 @@ export const createRegistrationRoute: RouteCreator =
             },
             { locale: res.locals.lang },
           ),
+          extraPartial: extraPartials?.registration,
+          extraContext: res.locals.extraContext,
         })
       })
       .catch(redirectOnSoftError(res, next, initFlowUrl))

views/login.hbs

@@ -2,4 +2,7 @@
   {{{card}}}
 
   {{> webauthn_setup nodes=nodes webAuthnHandler=webAuthnHandler webauthnTriggerName="webauthn_login_trigger"}}
+  {{#if extraPartial }}
+    {{> (extraPartial) }}
+  {{/if}}
 </div>

views/registration.hbs

@@ -3,4 +3,7 @@
   {{{card}}}
 
   {{> webauthn_setup nodes=nodes webAuthnHandler=webAuthnHandler webauthnTriggerName="webauthn_register_trigger"}}
+  {{#if extraPartial }}
+    {{> (extraPartial) }}
+  {{/if}}
 </div>