Directly redirect to the openid auth provider if that's the only auth method

src/store/modules/auth.js

@@ -189,6 +189,7 @@ export default {
 			ctx.commit('authenticated', authenticated)
 			if (!authenticated) {
 				ctx.commit('info', null)
+				ctx.dispatch('config/redirectToProviderIfNothingElseIsEnabled', null, {root: true})
 			}
 
 			return Promise.resolve()
@@ -198,7 +199,7 @@ export default {
 			if (!jwt) {
 				return
 			}
-			
+
 			const HTTP = HTTPFactory()
 			// We're not returning the promise here to prevent blocking the initial ui render if the user is
 			// accessing the site with a token in local storage

src/store/modules/config.js

@@ -3,6 +3,7 @@ import Vue from 'vue'
 import {CONFIG} from '../mutation-types'
 import {HTTPFactory} from '@/http-common'
 import {objectToCamelCase} from '@/helpers/case'
+import {redirectToProvider} from '../../helpers/redirectToProvider'
 
 export default {
 	namespaced: true,
@@ -69,5 +70,15 @@ export default {
 				})
 				.catch(e => Promise.reject(e))
 		},
+		redirectToProviderIfNothingElseIsEnabled(ctx) {
+			if (ctx.state.auth.local.enabled === false &&
+				ctx.state.auth.openidConnect.enabled &&
+				ctx.state.auth.openidConnect.providers &&
+				ctx.state.auth.openidConnect.providers.length === 1 &&
+				window.location.pathname.startsWith('/login') // Kinda hacky, but prevents an endless loop.
+			) {
+				redirectToProvider(ctx.state.auth.openidConnect.providers[0], ctx.state.auth.openidConnect.redirectUrl)
+			}
+		},
 	},
 }