Refactor and migrate more functions out of api into app package (#5063)

app/oauth.go

@@ -0,0 +1,34 @@
+// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package app
+
+import (
+	"github.com/mattermost/platform/model"
+)
+
+func RevokeAccessToken(token string) *model.AppError {
+
+	session, _ := GetSession(token)
+	schan := Srv.Store.Session().Remove(token)
+
+	if result := <-Srv.Store.OAuth().GetAccessData(token); result.Err != nil {
+		return model.NewLocAppError("RevokeAccessToken", "api.oauth.revoke_access_token.get.app_error", nil, "")
+	}
+
+	tchan := Srv.Store.OAuth().RemoveAccessData(token)
+
+	if result := <-tchan; result.Err != nil {
+		return model.NewLocAppError("RevokeAccessToken", "api.oauth.revoke_access_token.del_token.app_error", nil, "")
+	}
+
+	if result := <-schan; result.Err != nil {
+		return model.NewLocAppError("RevokeAccessToken", "api.oauth.revoke_access_token.del_session.app_error", nil, "")
+	}
+
+	if session != nil {
+		RemoveAllSessionsForUserId(session.UserId)
+	}
+
+	return nil
+}