mirror of
https://github.com/documize/community.git
synced 2025-07-20 13:49:42 +02:00
110 lines
2.6 KiB
Go
110 lines
2.6 KiB
Go
// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
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//
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// This software (Documize Community Edition) is licensed under
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// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
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//
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// You can operate outside the AGPL restrictions by purchasing
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// Documize Enterprise Edition and obtaining a commercial license
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// by contacting <sales@documize.com>.
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//
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// https://documize.com
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package github
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import (
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"encoding/json"
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"net/http"
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"net/url"
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"strings"
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"github.com/documize/community/core/api/request"
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gogithub "github.com/google/go-github/github"
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"golang.org/x/oauth2"
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)
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func clientID() string {
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return request.ConfigString(meta.ConfigHandle(), "clientID")
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}
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func clientSecret() string {
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return request.ConfigString(meta.ConfigHandle(), "clientSecret")
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}
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func authorizationCallbackURL() string {
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// NOTE: URL value must have the path and query "/api/public/validate?section=github"
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return request.ConfigString(meta.ConfigHandle(), "authorizationCallbackURL")
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}
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func validateToken(ptoken string) error {
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// Github authorization check
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authClient := gogithub.NewClient((&gogithub.BasicAuthTransport{
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Username: clientID(),
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Password: clientSecret(),
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}).Client())
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_, _, err := authClient.Authorizations.Check(clientID(), ptoken)
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return err
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}
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func (*Provider) githubClient(config *githubConfig) *gogithub.Client {
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ts := oauth2.StaticTokenSource(
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&oauth2.Token{AccessToken: config.Token},
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)
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tc := oauth2.NewClient(oauth2.NoContext, ts)
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return gogithub.NewClient(tc)
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}
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// Callback is called by a browser redirect from Github, via the validation endpoint
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func Callback(res http.ResponseWriter, req *http.Request) error {
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code := req.URL.Query().Get("code")
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state := req.URL.Query().Get("state")
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ghurl := "https://github.com/login/oauth/access_token"
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vals := "client_id=" + clientID()
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vals += "&client_secret=" + clientSecret()
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vals += "&code=" + code
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vals += "&state=" + state
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req2, err := http.NewRequest("POST", ghurl+"?"+vals, strings.NewReader(vals))
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if err != nil {
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return err
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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req2.Header.Set("Accept", "application/json")
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res2, err := http.DefaultClient.Do(req2)
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if err != nil {
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return err
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}
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var gt githubCallbackT
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err = json.NewDecoder(res2.Body).Decode(>)
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if err != nil {
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return err
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}
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err = res2.Body.Close()
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if err != nil {
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return err
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}
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returl, err := url.QueryUnescape(state)
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if err != nil {
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return err
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}
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up, err := url.Parse(returl)
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if err != nil {
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return err
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}
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target := up.Scheme + "://" + up.Host + up.Path + "?mode=edit&code=" + gt.AccessToken
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http.Redirect(res, req, target, http.StatusTemporaryRedirect)
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return nil
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}
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