/*
* Hedgewars, a free turn based strategy game
* Copyright (c) 2004-2013 Andrey Korotaev <unC0Rr@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#include <QLineEdit>
#include <QDialogButtonBox>
#include <QPushButton>
#include <QGridLayout>
#include <QCheckBox>
#include <QLabel>
#include <QFrame>
#include <QPlainTextEdit>
#include <QSslError>
#include <QUrl>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QMessageBox>
#include <QRegExp>
#include <QRegExpValidator>
#include "upload_video.h"
#include "hwconsts.h"
// User-agent string used in http requests.
// Don't make it a global varibale - crash on linux because of cVersionString
#define USER_AGENT ("Hedgewars-QtFrontend/" + *cVersionString).toAscii()
// This is developer key obtained from http://code.google.com/apis/youtube/dashboard/
// If you are reusing this code outside Hedgewars, don't use this developer key,
// obtain you own at http://code.google.com/apis/youtube/dashboard/
static const QByteArray devKey = "AI39si5pKjxR0XgNIlmrEFF-LyYD31rps4g2O5dZTxLgD0fvJ2rHxrMrNFY8FYTZrzeI3VlaFVQLKfFnSBugvdZmy8vFzRDefQ";
HWUploadVideoDialog::HWUploadVideoDialog(QWidget* parent, const QString &filename, QNetworkAccessManager* netManager) : QDialog(parent)
{
this->filename = filename;
this->netManager = netManager;
setWindowTitle(tr("Upload video"));
// Google requires us to display this, see https://developers.google.com/youtube/terms
QString GoogleNotice =
"<p>By clicking 'upload,' you certify that you own all rights to the content or that "
"you are authorized by the owner to make the content publicly available on YouTube, "
"and that it otherwise complies with the YouTube Terms of Service located at "
"<a href=\"http://www.youtube.com/t/terms\" style=\"color: white;\">http://www.youtube.com/t/terms</a>.</p>";
// youtube doesn't understand this characters, even when they are properly escaped
// (either with CDATA or with < or >)
QRegExp rx("[^<>]*");
int row = 0;
QGridLayout * layout = new QGridLayout(this);
layout->setColumnStretch(0, 1);
layout->setColumnStretch(1, 2);
QLabel * lbLabel = new QLabel(this);
lbLabel->setWordWrap(true);
lbLabel->setText(QLabel::tr(
"Please provide either the YouTube account name "
"or the email address associated with the Google Account."));
layout->addWidget(lbLabel, row++, 0, 1, 2);
lbLabel = new QLabel(this);
lbLabel->setText(QLabel::tr("Account name (or email): "));
layout->addWidget(lbLabel, row, 0);
leAccount = new QLineEdit(this);
layout->addWidget(leAccount, row++, 1);
lbLabel = new QLabel(this);
lbLabel->setText(QLabel::tr("Password: "));
layout->addWidget(lbLabel, row, 0);
lePassword = new QLineEdit(this);
lePassword->setEchoMode(QLineEdit::Password);
layout->addWidget(lePassword, row++, 1);
cbSave = new QCheckBox(this);
cbSave->setText(QCheckBox::tr("Save account name and password"));
layout->addWidget(cbSave, row++, 0, 1, 2);
QFrame * hr = new QFrame(this);
hr->setFrameStyle(QFrame::HLine);
hr->setLineWidth(3);
hr->setFixedHeight(10);
layout->addWidget(hr, row++, 0, 1, 2);
lbLabel = new QLabel(this);
lbLabel->setText(QLabel::tr("Video title: "));
layout->addWidget(lbLabel, row, 0);
leTitle = new QLineEdit(this);
leTitle->setText(filename);
leTitle->setValidator(new QRegExpValidator(rx, leTitle));
layout->addWidget(leTitle, row++, 1);
lbLabel = new QLabel(this);
lbLabel->setText(QLabel::tr("Video description: "));
layout->addWidget(lbLabel, row++, 0, 1, 2);
teDescription = new QPlainTextEdit(this);
layout->addWidget(teDescription, row++, 0, 1, 2);
lbLabel = new QLabel(this);
lbLabel->setText(QLabel::tr("Tags (comma separated): "));
layout->addWidget(lbLabel, row, 0);
leTags = new QLineEdit(this);
leTags->setText("hedgewars");
leTags->setMaxLength(500);
leTags->setValidator(new QRegExpValidator(rx, leTags));
layout->addWidget(leTags, row++, 1);
cbPrivate = new QCheckBox(this);
cbPrivate->setText(QCheckBox::tr("Video is private"));
layout->addWidget(cbPrivate, row++, 0, 1, 2);
hr = new QFrame(this);
hr->setFrameStyle(QFrame::HLine);
hr->setLineWidth(3);
hr->setFixedHeight(10);
layout->addWidget(hr, row++, 0, 1, 2);
lbLabel = new QLabel(this);
lbLabel->setWordWrap(true);
lbLabel->setTextInteractionFlags(Qt::LinksAccessibleByMouse);
lbLabel->setTextFormat(Qt::RichText);
lbLabel->setOpenExternalLinks(true);
lbLabel->setText(GoogleNotice);
layout->addWidget(lbLabel, row++, 0, 1, 2);
QDialogButtonBox* dbbButtons = new QDialogButtonBox(this);
btnUpload = dbbButtons->addButton(tr("Upload"), QDialogButtonBox::ActionRole);
QPushButton * pbCancel = dbbButtons->addButton(QDialogButtonBox::Cancel);
layout->addWidget(dbbButtons, row++, 0, 1, 2);
/* hr = new QFrame(this);
hr->setFrameStyle(QFrame::HLine);
hr->setLineWidth(3);
hr->setFixedHeight(10);
layout->addWidget(hr, row++, 0, 1, 2);*/
connect(btnUpload, SIGNAL(clicked()), this, SLOT(upload()));
connect(pbCancel, SIGNAL(clicked()), this, SLOT(reject()));
this->setWindowModality(Qt::WindowModal);
}
void HWUploadVideoDialog::showEvent(QShowEvent * event)
{
QDialog::showEvent(event);
// set width to the same value as height (otherwise dialog has too small width)
QSize s = size();
QPoint p = pos();
resize(s.height(), s.height());
move(p.x() - (s.height() - s.width())/2, p.y());
}
void HWUploadVideoDialog::setEditable(bool editable)
{
leTitle->setEnabled(editable);
leAccount->setEnabled(editable);
lePassword->setEnabled(editable);
btnUpload->setEnabled(editable);
}
void HWUploadVideoDialog::upload()
{
setEditable(false);
// Documentation is at https://developers.google.com/youtube/2.0/developers_guide_protocol_clientlogin#ClientLogin_Authentication
QNetworkRequest request;
request.setUrl(QUrl("https://www.google.com/accounts/ClientLogin"));
request.setRawHeader("User-Agent", USER_AGENT);
request.setRawHeader("Content-Type", "application/x-www-form-urlencoded");
QString account(QUrl::toPercentEncoding(leAccount->text()));
QString pass(QUrl::toPercentEncoding(lePassword->text()));
QByteArray data = QString("Email=%1&Passwd=%2&service=youtube&source=Hedgewars").arg(account).arg(pass).toAscii();
QNetworkReply *reply = netManager->post(request, data);
connect(reply, SIGNAL(finished()), this, SLOT(authFinished()));
}
static QString XmlEscape(const QString& str)
{
QString str2 = str;
// youtube doesn't understand this characters, even when they are properly escaped
// (either with CDATA or with < >)
str2.replace('<', ' ').replace('>', ' ');
return "<![CDATA[" + str2.replace("]]>", "]]]]><![CDATA[>") + "]]>";
}
void HWUploadVideoDialog::authFinished()
{
QNetworkReply *reply = (QNetworkReply*)sender();
reply->deleteLater();
int HttpCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
QByteArray answer = reply->readAll();
QString authToken = "";
QList<QByteArray> lines = answer.split('\n');
foreach (const QByteArray& line, lines)
{
QString str(line);
if (!str.startsWith("Auth=", Qt::CaseInsensitive))
continue;
str.remove(0, 5);
authToken = str;
break;
}
if (authToken.isEmpty())
{
QString errorStr = QMessageBox::tr("Error while authenticating at google.com:\n");
if (HttpCode == 403)
errorStr += QMessageBox::tr("Login or password is incorrect");
else
errorStr += reply->errorString();
QMessageBox deniedMsg(this);
deniedMsg.setIcon(QMessageBox::Warning);
deniedMsg.setWindowTitle(QMessageBox::tr("Video upload - Error"));
deniedMsg.setText(errorStr);
deniedMsg.setWindowModality(Qt::WindowModal);
deniedMsg.exec();
setEditable(true);
return;
}
QByteArray auth = ("GoogleLogin auth=" + authToken).toAscii();
// We have authenticated, now we can send metadata and start upload
// Documentation is here: https://developers.google.com/youtube/2.0/developers_guide_protocol_resumable_uploads#Resumable_uploads
QByteArray body =
"<?xml version=\"1.0\"?>"
"<entry xmlns=\"http://www.w3.org/2005/Atom\" "
"xmlns:media=\"http://search.yahoo.com/mrss/\" "
"xmlns:yt=\"http://gdata.youtube.com/schemas/2007\">"
"<media:group>"
// "<yt:incomplete/>"
"<media:category "
"scheme=\"http://gdata.youtube.com/schemas/2007/categories.cat\">Games"
"</media:category>"
"<media:title type=\"plain\">"
+ XmlEscape(leTitle->text()).toUtf8() +
"</media:title>"
"<media:description type=\"plain\">"
+ XmlEscape(teDescription->toPlainText()).toUtf8() +
"</media:description>"
"<media:keywords type=\"plain\">"
+ XmlEscape(leTags->text()).toUtf8() +
"</media:keywords>"
+ (cbPrivate->isChecked()? "<yt:private/>" : "") +
"</media:group>"
"</entry>";
QNetworkRequest request;
request.setUrl(QUrl("http://uploads.gdata.youtube.com/resumable/feeds/api/users/default/uploads"));
request.setRawHeader("User-Agent", USER_AGENT);
request.setRawHeader("Authorization", auth);
request.setRawHeader("GData-Version", "2");
request.setRawHeader("X-GData-Key", "key=" + devKey);
request.setRawHeader("Slug", filename.toUtf8());
request.setRawHeader("Content-Type", "application/atom+xml; charset=UTF-8");
reply = netManager->post(request, body);
connect(reply, SIGNAL(finished()), this, SLOT(startUpload()));
}
void HWUploadVideoDialog::startUpload()
{
QNetworkReply *reply = (QNetworkReply*)sender();
reply->deleteLater();
location = QString::fromAscii(reply->rawHeader("Location"));
if (location.isEmpty())
{
QString errorStr = QMessageBox::tr("Error while sending metadata to youtube.com:\n");
errorStr += reply->errorString();
QMessageBox deniedMsg(this);
deniedMsg.setIcon(QMessageBox::Warning);
deniedMsg.setWindowTitle(QMessageBox::tr("Video upload - Error"));
deniedMsg.setText(errorStr);
deniedMsg.setWindowModality(Qt::WindowModal);
deniedMsg.exec();
setEditable(true);
return;
}
accept();
}