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gitea/services/auth/source/oauth2/source_callout.go
flynnnnnnnnnn e81ccc406b
Implement FSFE REUSE for golang files (#21840)
Change all license headers to comply with REUSE specification.

Fix #16132

Co-authored-by: flynnnnnnnnnn <flynnnnnnnnnn@github>
Co-authored-by: John Olheiser <john.olheiser@gmail.com>
2022-11-27 18:20:29 +00:00

48 lines
1.5 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package oauth2
import (
"net/http"
"github.com/markbates/goth"
"github.com/markbates/goth/gothic"
)
// Callout redirects request/response pair to authenticate against the provider
func (source *Source) Callout(request *http.Request, response http.ResponseWriter) error {
// not sure if goth is thread safe (?) when using multiple providers
request.Header.Set(ProviderHeaderKey, source.authSource.Name)
// don't use the default gothic begin handler to prevent issues when some error occurs
// normally the gothic library will write some custom stuff to the response instead of our own nice error page
// gothic.BeginAuthHandler(response, request)
gothRWMutex.RLock()
defer gothRWMutex.RUnlock()
url, err := gothic.GetAuthURL(response, request)
if err == nil {
http.Redirect(response, request, url, http.StatusTemporaryRedirect)
}
return err
}
// Callback handles OAuth callback, resolve to a goth user and send back to original url
// this will trigger a new authentication request, but because we save it in the session we can use that
func (source *Source) Callback(request *http.Request, response http.ResponseWriter) (goth.User, error) {
// not sure if goth is thread safe (?) when using multiple providers
request.Header.Set(ProviderHeaderKey, source.authSource.Name)
gothRWMutex.RLock()
defer gothRWMutex.RUnlock()
user, err := gothic.CompleteUserAuth(response, request)
if err != nil {
return user, err
}
return user, nil
}