Files
obs-studio/UI/auth-youtube.cpp
2024-10-04 18:19:27 -04:00

425 lines
12 KiB
C++

#include "moc_auth-youtube.cpp"
#include <iostream>
#include <QMessageBox>
#include <QThread>
#include <vector>
#include <QDesktopServices>
#include <QHBoxLayout>
#include <QUrl>
#include <QRandomGenerator>
#include <qt-wrappers.hpp>
#ifdef WIN32
#include <windows.h>
#include <shellapi.h>
#pragma comment(lib, "shell32")
#endif
#include "auth-listener.hpp"
#include "obs-app.hpp"
#include "ui-config.h"
#include "youtube-api-wrappers.hpp"
#include "window-basic-main.hpp"
#include "obf.h"
#ifdef BROWSER_AVAILABLE
#include "window-dock-browser.hpp"
#endif
using namespace json11;
/* ------------------------------------------------------------------------- */
#define YOUTUBE_AUTH_URL "https://accounts.google.com/o/oauth2/v2/auth"
#define YOUTUBE_TOKEN_URL "https://www.googleapis.com/oauth2/v4/token"
#define YOUTUBE_SCOPE_VERSION 1
#define YOUTUBE_API_STATE_LENGTH 32
#define SECTION_NAME "YouTube"
#define YOUTUBE_CHAT_PLACEHOLDER_URL "https://obsproject.com/placeholders/youtube-chat"
#define YOUTUBE_CHAT_POPOUT_URL "https://www.youtube.com/live_chat?is_popout=1&dark_theme=1&v=%1"
#define YOUTUBE_CHAT_DOCK_NAME "ytChat"
static const char allowedChars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
static const int allowedCount = static_cast<int>(sizeof(allowedChars) - 1);
/* ------------------------------------------------------------------------- */
static inline void OpenBrowser(const QString auth_uri)
{
QUrl url(auth_uri, QUrl::StrictMode);
QDesktopServices::openUrl(url);
}
static void DeleteCookies()
{
if (panel_cookies) {
panel_cookies->DeleteCookies("youtube.com", "");
panel_cookies->DeleteCookies("google.com", "");
}
}
void RegisterYoutubeAuth()
{
for (auto &service : youtubeServices) {
OAuth::RegisterOAuth(
service, [service]() { return std::make_shared<YoutubeApiWrappers>(service); },
YoutubeAuth::Login, DeleteCookies);
}
}
YoutubeAuth::YoutubeAuth(const Def &d) : OAuthStreamKey(d), section(SECTION_NAME) {}
YoutubeAuth::~YoutubeAuth()
{
if (!uiLoaded)
return;
#ifdef BROWSER_AVAILABLE
OBSBasic *main = OBSBasic::Get();
main->RemoveDockWidget(YOUTUBE_CHAT_DOCK_NAME);
chat = nullptr;
#endif
}
bool YoutubeAuth::RetryLogin()
{
return true;
}
void YoutubeAuth::SaveInternal()
{
OBSBasic *main = OBSBasic::Get();
config_set_string(main->Config(), service(), "DockState", main->saveState().toBase64().constData());
const char *section_name = section.c_str();
config_set_string(main->Config(), section_name, "RefreshToken", refresh_token.c_str());
config_set_string(main->Config(), section_name, "Token", token.c_str());
config_set_uint(main->Config(), section_name, "ExpireTime", expire_time);
config_set_int(main->Config(), section_name, "ScopeVer", currentScopeVer);
}
static inline std::string get_config_str(OBSBasic *main, const char *section, const char *name)
{
const char *val = config_get_string(main->Config(), section, name);
return val ? val : "";
}
bool YoutubeAuth::LoadInternal()
{
OBSBasic *main = OBSBasic::Get();
const char *section_name = section.c_str();
refresh_token = get_config_str(main, section_name, "RefreshToken");
token = get_config_str(main, section_name, "Token");
expire_time = config_get_uint(main->Config(), section_name, "ExpireTime");
currentScopeVer = (int)config_get_int(main->Config(), section_name, "ScopeVer");
firstLoad = false;
return implicit ? !token.empty() : !refresh_token.empty();
}
void YoutubeAuth::LoadUI()
{
if (uiLoaded)
return;
#ifdef BROWSER_AVAILABLE
if (!cef)
return;
OBSBasic::InitBrowserPanelSafeBlock();
OBSBasic *main = OBSBasic::Get();
QCefWidget *browser;
QSize size = main->frameSize();
QPoint pos = main->pos();
chat = new YoutubeChatDock(QTStr("Auth.Chat"));
chat->setObjectName(YOUTUBE_CHAT_DOCK_NAME);
chat->resize(300, 600);
chat->setMinimumSize(200, 300);
chat->setAllowedAreas(Qt::AllDockWidgetAreas);
browser = cef->create_widget(chat, YOUTUBE_CHAT_PLACEHOLDER_URL, panel_cookies);
chat->SetWidget(browser);
main->AddDockWidget(chat, Qt::RightDockWidgetArea);
chat->setFloating(true);
chat->move(pos.x() + size.width() - chat->width() - 50, pos.y() + 50);
if (firstLoad) {
chat->setVisible(true);
}
#endif
main->NewYouTubeAppDock();
if (!firstLoad) {
const char *dockStateStr = config_get_string(main->Config(), service(), "DockState");
QByteArray dockState = QByteArray::fromBase64(QByteArray(dockStateStr));
if (main->isVisible() || !main->isMaximized())
main->restoreState(dockState);
}
uiLoaded = true;
}
void YoutubeAuth::SetChatId(const QString &chat_id, const std::string &api_chat_id)
{
#ifdef BROWSER_AVAILABLE
QString chat_url = QString(YOUTUBE_CHAT_POPOUT_URL).arg(chat_id);
if (chat && chat->cefWidget) {
chat->cefWidget->setURL(chat_url.toStdString());
chat->SetApiChatId(api_chat_id);
}
#else
UNUSED_PARAMETER(chat_id);
UNUSED_PARAMETER(api_chat_id);
#endif
}
void YoutubeAuth::ResetChat()
{
#ifdef BROWSER_AVAILABLE
if (chat && chat->cefWidget) {
chat->SetApiChatId("");
chat->cefWidget->setURL(YOUTUBE_CHAT_PLACEHOLDER_URL);
}
#endif
}
void YoutubeAuth::ReloadChat()
{
#ifdef BROWSER_AVAILABLE
if (chat && chat->cefWidget) {
chat->cefWidget->reloadPage();
}
#endif
}
QString YoutubeAuth::GenerateState()
{
char state[YOUTUBE_API_STATE_LENGTH + 1];
QRandomGenerator *rng = QRandomGenerator::system();
int i;
for (i = 0; i < YOUTUBE_API_STATE_LENGTH; i++)
state[i] = allowedChars[rng->bounded(0, allowedCount)];
state[i] = 0;
return state;
}
// Static.
std::shared_ptr<Auth> YoutubeAuth::Login(QWidget *owner, const std::string &service)
{
QString auth_code;
AuthListener server;
auto it = std::find_if(youtubeServices.begin(), youtubeServices.end(),
[service](auto &item) { return service == item.service; });
if (it == youtubeServices.end()) {
return nullptr;
}
const auto auth = std::make_shared<YoutubeApiWrappers>(*it);
QString redirect_uri = QString("http://127.0.0.1:%1").arg(server.GetPort());
QMessageBox dlg(owner);
dlg.setWindowFlags(dlg.windowFlags() & ~Qt::WindowCloseButtonHint);
dlg.setWindowTitle(QTStr("YouTube.Auth.WaitingAuth.Title"));
std::string clientid = YOUTUBE_CLIENTID;
std::string secret = YOUTUBE_SECRET;
deobfuscate_str(&clientid[0], YOUTUBE_CLIENTID_HASH);
deobfuscate_str(&secret[0], YOUTUBE_SECRET_HASH);
QString state;
state = auth->GenerateState();
server.SetState(state);
QString url_template;
url_template += "%1";
url_template += "?response_type=code";
url_template += "&client_id=%2";
url_template += "&redirect_uri=%3";
url_template += "&state=%4";
url_template += "&scope=https://www.googleapis.com/auth/youtube";
QString url = url_template.arg(YOUTUBE_AUTH_URL, clientid.c_str(), redirect_uri, state);
QString text = QTStr("YouTube.Auth.WaitingAuth.Text");
text = text.arg(QString("<a href='%1'>Google OAuth Service</a>").arg(url));
dlg.setText(text);
dlg.setTextFormat(Qt::RichText);
dlg.setStandardButtons(QMessageBox::StandardButton::Cancel);
#if defined(__APPLE__) && QT_VERSION >= QT_VERSION_CHECK(6, 6, 0)
/* We can't show clickable links with the native NSAlert, so let's
* force the old non-native dialog instead. */
dlg.setOption(QMessageBox::Option::DontUseNativeDialog);
#endif
connect(&dlg, &QMessageBox::buttonClicked, &dlg, [&](QAbstractButton *) {
#ifdef _DEBUG
blog(LOG_DEBUG, "Action Cancelled.");
#endif
// TODO: Stop server.
dlg.reject();
});
// Async Login.
connect(&server, &AuthListener::ok, &dlg, [&dlg, &auth_code](QString code) {
#ifdef _DEBUG
blog(LOG_DEBUG, "Got youtube redirected answer: %s", QT_TO_UTF8(code));
#endif
auth_code = code;
dlg.accept();
});
connect(&server, &AuthListener::fail, &dlg, [&dlg]() {
#ifdef _DEBUG
blog(LOG_DEBUG, "No access granted");
#endif
dlg.reject();
});
auto open_external_browser = [url]() {
OpenBrowser(url);
};
QScopedPointer<QThread> thread(CreateQThread(open_external_browser));
thread->start();
#if defined(__APPLE__) && QT_VERSION >= QT_VERSION_CHECK(6, 5, 0) && QT_VERSION < QT_VERSION_CHECK(6, 6, 0)
const bool nativeDialogs = qApp->testAttribute(Qt::AA_DontUseNativeDialogs);
App()->setAttribute(Qt::AA_DontUseNativeDialogs, true);
dlg.exec();
App()->setAttribute(Qt::AA_DontUseNativeDialogs, nativeDialogs);
#else
dlg.exec();
#endif
if (dlg.result() == QMessageBox::Cancel || dlg.result() == QDialog::Rejected)
return nullptr;
if (!auth->GetToken(YOUTUBE_TOKEN_URL, clientid, secret, QT_TO_UTF8(redirect_uri), YOUTUBE_SCOPE_VERSION,
QT_TO_UTF8(auth_code), true)) {
return nullptr;
}
config_t *config = OBSBasic::Get()->Config();
config_remove_value(config, "YouTube", "ChannelName");
ChannelDescription cd;
if (auth->GetChannelDescription(cd))
config_set_string(config, "YouTube", "ChannelName", QT_TO_UTF8(cd.title));
config_save_safe(config, "tmp", nullptr);
return auth;
}
#ifdef BROWSER_AVAILABLE
YoutubeChatDock::YoutubeChatDock(const QString &title) : BrowserDock(title)
{
lineEdit = new LineEditAutoResize();
lineEdit->setVisible(false);
lineEdit->setMaxLength(200);
lineEdit->setPlaceholderText(QTStr("YouTube.Chat.Input.Placeholder"));
sendButton = new QPushButton(QTStr("YouTube.Chat.Input.Send"));
sendButton->setVisible(false);
chatLayout = new QHBoxLayout();
chatLayout->setContentsMargins(0, 0, 0, 0);
chatLayout->addWidget(lineEdit, 1);
chatLayout->addWidget(sendButton);
QWidget::connect(lineEdit, &LineEditAutoResize::returnPressed, this, &YoutubeChatDock::SendChatMessage);
QWidget::connect(sendButton, &QPushButton::pressed, this, &YoutubeChatDock::SendChatMessage);
}
void YoutubeChatDock::SetWidget(QCefWidget *widget_)
{
QVBoxLayout *layout = new QVBoxLayout();
layout->setContentsMargins(0, 0, 0, 0);
layout->addWidget(widget_, 1);
layout->addLayout(chatLayout);
QWidget *widget = new QWidget();
widget->setLayout(layout);
setWidget(widget);
cefWidget.reset(widget_);
QWidget::connect(cefWidget.get(), &QCefWidget::urlChanged, this, &YoutubeChatDock::YoutubeCookieCheck);
}
void YoutubeChatDock::SetApiChatId(const std::string &id)
{
this->apiChatId = id;
QMetaObject::invokeMethod(this, "EnableChatInput", Qt::QueuedConnection, Q_ARG(bool, !id.empty()));
}
void YoutubeChatDock::YoutubeCookieCheck()
{
QPointer<YoutubeChatDock> this_ = this;
auto cb = [this_](bool currentlyLoggedIn) {
bool previouslyLoggedIn = this_->isLoggedIn;
this_->isLoggedIn = currentlyLoggedIn;
bool loginStateChanged = (currentlyLoggedIn && !previouslyLoggedIn) ||
(!currentlyLoggedIn && previouslyLoggedIn);
if (loginStateChanged) {
QMetaObject::invokeMethod(this_, "EnableChatInput", Qt::QueuedConnection,
Q_ARG(bool, !currentlyLoggedIn));
OBSBasic *main = OBSBasic::Get();
if (main->GetYouTubeAppDock() != nullptr) {
QMetaObject::invokeMethod(main->GetYouTubeAppDock(), "SettingsUpdated",
Qt::QueuedConnection, Q_ARG(bool, !currentlyLoggedIn));
}
}
};
if (panel_cookies) {
panel_cookies->CheckForCookie("https://www.youtube.com", "SID", cb);
}
}
void YoutubeChatDock::SendChatMessage()
{
const QString message = lineEdit->text();
if (message == "")
return;
OBSBasic *main = OBSBasic::Get();
YoutubeApiWrappers *apiYouTube(dynamic_cast<YoutubeApiWrappers *>(main->GetAuth()));
ExecuteFuncSafeBlock([&]() {
lineEdit->setText("");
lineEdit->setPlaceholderText(QTStr("YouTube.Chat.Input.Sending"));
if (apiYouTube->SendChatMessage(apiChatId, message)) {
os_sleep_ms(3000);
} else {
QString error = apiYouTube->GetLastError();
apiYouTube->GetTranslatedError(error);
QMetaObject::invokeMethod(this, "ShowErrorMessage", Qt::QueuedConnection,
Q_ARG(const QString &, error));
}
lineEdit->setPlaceholderText(QTStr("YouTube.Chat.Input.Placeholder"));
});
}
void YoutubeChatDock::ShowErrorMessage(const QString &error)
{
QMessageBox::warning(this, QTStr("YouTube.Chat.Error.Title"), QTStr("YouTube.Chat.Error.Text").arg(error));
}
void YoutubeChatDock::EnableChatInput(bool visible)
{
bool setVisible = visible && !isLoggedIn;
lineEdit->setVisible(setVisible);
sendButton->setVisible(setVisible);
}
#endif