diff options
Diffstat (limited to 'server/ui/controller/oauth2.go')
| -rw-r--r-- | server/ui/controller/oauth2.go | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/server/ui/controller/oauth2.go b/server/ui/controller/oauth2.go index 25899ff2..2aaa5d7d 100644 --- a/server/ui/controller/oauth2.go +++ b/server/ui/controller/oauth2.go @@ -71,7 +71,20 @@ func (c *Controller) OAuth2Callback(ctx *core.Context, request *core.Request, re } if ctx.IsAuthenticated() { - user := ctx.LoggedUser() + user, err := c.store.UserByExtraField(profile.Key, profile.ID) + if err != nil { + response.HTML().ServerError(err) + return + } + + if user != nil { + logger.Error("[OAuth2] User #%d cannot be associated because %s is already associated", ctx.UserID(), user.Username) + ctx.SetFlashErrorMessage(ctx.Translate("There is already someone associated with this provider!")) + response.Redirect(ctx.Route("settings")) + return + } + + user = ctx.LoggedUser() if err := c.store.UpdateExtraField(user.ID, profile.Key, profile.ID); err != nil { response.HTML().ServerError(err) return |