{"action":"opened","issue":{"url":"https://api.github.com/repos/IdentityServer/IdentityServer3/issues/1201","labels_url":"https://api.github.com/repos/IdentityServer/IdentityServer3/issues/1201/labels{/name}","comments_url":"https://api.github.com/repos/IdentityServer/IdentityServer3/issues/1201/comments","events_url":"https://api.github.com/repos/IdentityServer/IdentityServer3/issues/1201/events","html_url":"https://github.com/IdentityServer/IdentityServer3/issues/1201","id":68701493,"number":1201,"title":"Link external login to a user account","user":{"login":"huysentruitw","id":4618744,"avatar_url":"https://avatars.githubusercontent.com/u/4618744?v=3","gravatar_id":"","url":"https://api.github.com/users/huysentruitw","html_url":"https://github.com/huysentruitw","followers_url":"https://api.github.com/users/huysentruitw/followers","following_url":"https://api.github.com/users/huysentruitw/following{/other_user}","gists_url":"https://api.github.com/users/huysentruitw/gists{/gist_id}","starred_url":"https://api.github.com/users/huysentruitw/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/huysentruitw/subscriptions","organizations_url":"https://api.github.com/users/huysentruitw/orgs","repos_url":"https://api.github.com/users/huysentruitw/repos","events_url":"https://api.github.com/users/huysentruitw/events{/privacy}","received_events_url":"https://api.github.com/users/huysentruitw/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-04-15T14:46:06Z","updated_at":"2015-04-15T14:46:06Z","closed_at":null,"body":"We have a MVC application for User Management and we want to add the ability to link external login providers (registered with IdentityServer) to the user accounts.\r\n\r\nNormally, we would call Authentication.Challenge(properties, provider) on the OWIN context with a redirect url to our MVC application.\r\n\r\nSince we don't want to register all the external login providers twice (which would also mean we need to configure 2 applications with each provider), we're looking to reuse the LoginExternal method inside IdentityServer3 (registered at /external). But it seems to be fixed for signing in, am I correct?\r\n\r\nAny example on how we can reuse as much as possible to link external login providers?\r\n\r\n\r\n"}}