123 lines
3 KiB
Go
123 lines
3 KiB
Go
// Copyright 2017 Frédéric Guillot. All rights reserved.
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// Use of this source code is governed by the Apache 2.0
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// license that can be found in the LICENSE file.
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package controller
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import (
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"log"
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"net/http"
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"github.com/miniflux/miniflux2/config"
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"github.com/miniflux/miniflux2/model"
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"github.com/miniflux/miniflux2/server/core"
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"github.com/miniflux/miniflux2/server/oauth2"
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"github.com/tomasen/realip"
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)
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// OAuth2Redirect redirects the user to the consent page to ask for permission.
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func (c *Controller) OAuth2Redirect(ctx *core.Context, request *core.Request, response *core.Response) {
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provider := request.StringParam("provider", "")
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if provider == "" {
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log.Println("[OAuth2] Invalid or missing provider")
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response.Redirect(ctx.Route("login"))
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return
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}
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authProvider, err := getOAuth2Manager(c.cfg).Provider(provider)
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if err != nil {
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log.Println("[OAuth2]", err)
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response.Redirect(ctx.Route("login"))
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return
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}
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response.Redirect(authProvider.GetRedirectURL(ctx.CsrfToken()))
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}
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// OAuth2Callback receives the authorization code and create a new session.
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func (c *Controller) OAuth2Callback(ctx *core.Context, request *core.Request, response *core.Response) {
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provider := request.StringParam("provider", "")
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if provider == "" {
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log.Println("[OAuth2] Invalid or missing provider")
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response.Redirect(ctx.Route("login"))
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return
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}
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code := request.QueryStringParam("code", "")
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if code == "" {
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log.Println("[OAuth2] No code received on callback")
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response.Redirect(ctx.Route("login"))
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return
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}
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state := request.QueryStringParam("state", "")
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if state != ctx.CsrfToken() {
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log.Println("[OAuth2] Invalid state value")
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response.Redirect(ctx.Route("login"))
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return
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}
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authProvider, err := getOAuth2Manager(c.cfg).Provider(provider)
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if err != nil {
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log.Println("[OAuth2]", err)
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response.Redirect(ctx.Route("login"))
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return
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}
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profile, err := authProvider.GetProfile(code)
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if err != nil {
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log.Println("[OAuth2]", err)
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response.Redirect(ctx.Route("login"))
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return
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}
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user, err := c.store.GetUserByExtraField(profile.Key, profile.ID)
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if err != nil {
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response.HTML().ServerError(err)
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return
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}
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if user == nil {
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user = model.NewUser()
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user.Username = profile.Username
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user.IsAdmin = false
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user.Extra[profile.Key] = profile.ID
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if err := c.store.CreateUser(user); err != nil {
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response.HTML().ServerError(err)
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return
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}
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}
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sessionToken, err := c.store.CreateSession(
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user.Username,
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request.Request().UserAgent(),
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realip.RealIP(request.Request()),
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)
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if err != nil {
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response.HTML().ServerError(err)
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return
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}
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log.Printf("[UI:OAuth2Callback] username=%s just logged in\n", user.Username)
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cookie := &http.Cookie{
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Name: "sessionID",
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Value: sessionToken,
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Path: "/",
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Secure: request.IsHTTPS(),
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HttpOnly: true,
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}
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response.SetCookie(cookie)
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response.Redirect(ctx.Route("unread"))
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}
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func getOAuth2Manager(cfg *config.Config) *oauth2.Manager {
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return oauth2.NewManager(
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cfg.Get("OAUTH2_CLIENT_ID", ""),
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cfg.Get("OAUTH2_CLIENT_SECRET", ""),
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cfg.Get("OAUTH2_REDIRECT_URL", ""),
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)
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}
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