1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "remoting/host/setup/oauth_helper.h"
7 #include "base/strings/stringprintf.h"
8 #include "google_apis/google_api_keys.h"
9 #include "net/base/escape.h"
10 #include "url/url_parse.h"
14 std::string GetComponent(const std::string& url,
15 const url_parse::Component component) {
16 if (component.len < 0) {
19 return url.substr(component.begin, component.len);
26 std::string GetOauthScope() {
28 "https://www.googleapis.com/auth/chromoting "
29 "https://www.googleapis.com/auth/googletalk "
30 "https://www.googleapis.com/auth/userinfo.email ";
33 std::string GetDefaultOauthRedirectUrl() {
35 "https://chromoting-oauth.talkgadget.google.com/talkgadget/oauth/"
36 "chrome-remote-desktop/rel/kgngmbheleoaphbjbaiobfdepmghbfah";
39 std::string GetOauthStartUrl(const std::string& redirect_url) {
40 return base::StringPrintf(
41 "https://accounts.google.com/o/oauth2/auth"
46 "&access_type=offline"
47 "&approval_prompt=force",
48 net::EscapeUrlEncodedData(GetOauthScope(), true).c_str(),
50 net::EscapeUrlEncodedData(google_apis::GetOAuth2ClientID(
51 google_apis::CLIENT_REMOTING), true).c_str());
54 std::string GetOauthCodeInUrl(const std::string& url,
55 const std::string& redirect_url) {
56 url_parse::Parsed url_parsed;
57 ParseStandardURL(url.c_str(), url.length(), &url_parsed);
58 url_parse::Parsed redirect_url_parsed;
59 ParseStandardURL(redirect_url.c_str(), redirect_url.length(),
60 &redirect_url_parsed);
61 if (GetComponent(url, url_parsed.scheme) !=
62 GetComponent(redirect_url, redirect_url_parsed.scheme)) {
65 if (GetComponent(url, url_parsed.host) !=
66 GetComponent(redirect_url, redirect_url_parsed.host)) {
69 url_parse::Component query = url_parsed.query;
70 url_parse::Component key;
71 url_parse::Component value;
72 while (ExtractQueryKeyValue(url.c_str(), &query, &key, &value)) {
73 if (GetComponent(url, key) == "code") {
74 return GetComponent(url, value);
80 } // namespace remoting