src/win_updater.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Simple x264 Launcher
   3 // Copyright (C) 2004-2015 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "win_updater.h"
  23 #include "UIC_win_updater.h"
  24
  25 //Internal
  26 #include "global.h"
  27 #include "model_sysinfo.h"
  28
  29 //MUtils
  30 #include <MUtils/UpdateChecker.h>
  31 #include <MUtils/Hash_Blake2.h>
  32 #include <MUtils/GUI.h>
  33 #include <MUtils/OSSupport.h>
  34 #include <MUtils/Exception.h>
  35
  36 //Qt
  37 #include <QMovie>
  38 #include <QCloseEvent>
  39 #include <QTimer>
  40 #include <QMessageBox>
  41 #include <QDesktopServices>
  42 #include <QUrl>
  43 #include <QProcess>
  44 #include <QFileInfo>
  45 #include <QDir>
  46 #include <QMap>
  47
  48 ///////////////////////////////////////////////////////////////////////////////
  49
  50 const UpdaterDialog::binary_t UpdaterDialog::BINARIES[] =
  51 {
  52         { "wget.exe", "7b522345239bcb95b5b0f7f50a883ba5957894a1feb769763e38ed789a8a0f63fead0155f54b9ffd0f1cdc5dfd855d207a6e7a8e4fd192589a8838ce646c504e", 1 },
  53         { "gpgv.exe", "97eebd656ad2799cbb69250ea9434b5afc8bcf578097703594277451f4e752166464a077ba71d5960824fa71e52f2a9e94c6368ae70a93d86a10720b3fced2fd", 1 },
  54         { "gpgv.gpg", "58e0f0e462bbd0b5aa4f638801c1097da7da4b3eb38c8c88ad1db23705c0f11e174b083fa55fe76bd3ba196341c967833a6f3427d6f63ad8565900745535d8fa", 0 },
  55         { "wupd.exe", "1156dd9aa47df35dfeb68cb9bea26cf5236c1bf4c29c22676b450e827aa8e4419858d2b9a2c9e94747ad43704a145724ec5b0280d16922e52c6c47e324739571", 1 },
  56         { NULL, NULL, 0 }
  57 };
  58
  59 #define UPDATE_TEXT(N, TEXT) ui->label_phase##N->setText((TEXT))
  60 #define UPDATE_ICON(N, ICON) ui->icon_phase##N->setPixmap(QIcon(":/buttons/" ICON ".png").pixmap(16, 16))
  61
  62 #define SHOW_ANIMATION(FLAG) do  \
  63 { \
  64         ui->frameAnimation->setVisible((FLAG)); \
  65         ui->labelInfo->setVisible(!(FLAG)); \
  66         ui->labelUrl->setVisible(!(FLAG)); \
  67         ui->labelBuildNo->setVisible(!(FLAG)); \
  68         if((FLAG)) m_animator->start(); else m_animator->stop(); \
  69 } \
  70 while(0)
  71
  72
  73 ///////////////////////////////////////////////////////////////////////////////
  74 // Constructor & Destructor
  75 ///////////////////////////////////////////////////////////////////////////////
  76
  77 UpdaterDialog::UpdaterDialog(QWidget *parent, const SysinfoModel *sysinfo, const char *const updateUrl)
  78 :
  79         QDialog(parent),
  80         ui(new Ui::UpdaterDialog()),
  81         m_sysinfo(sysinfo),
  82         m_updateUrl(updateUrl),
  83         m_status(MUtils::UpdateChecker::UpdateStatus_NotStartedYet),
  84         m_thread(NULL),
  85         m_updaterProcess(NULL),
  86         m_success(false),
  87         m_firstShow(true)
  88 {
  89         //Init the dialog, from the .ui file
  90         ui->setupUi(this);
  91         setWindowFlags(windowFlags() & (~Qt::WindowContextHelpButtonHint));
  92
  93         //Fix size
  94         setFixedSize(size());
  95
  96         //Enable buttons
  97         connect(ui->buttonCancel, SIGNAL(clicked()), this, SLOT(close()));
  98         connect(ui->buttonDownload, SIGNAL(clicked()), this, SLOT(installUpdate()));
  99         connect(ui->buttonRetry, SIGNAL(clicked()), this, SLOT(checkForUpdates()));
 100
 101         //Enable info label
 102         connect(ui->labelUrl, SIGNAL(linkActivated(QString)), this, SLOT(openUrl(QString)));
 103
 104         //Init animation
 105         m_animator.reset(new QMovie(":/images/loading.gif"));
 106         ui->labelLoadingCenter->setMovie(m_animator.data());
 107
 108         //Init buttons
 109         ui->buttonCancel->setEnabled(false);
 110         ui->buttonRetry->hide();
 111         ui->buttonDownload->hide();
 112
 113         //Start animation
 114         SHOW_ANIMATION(true);
 115 }
 116
 117 UpdaterDialog::~UpdaterDialog(void)
 118 {
 119         if(!m_thread.isNull())
 120         {
 121                 if(!m_thread->wait(5000))
 122                 {
 123                         m_thread->terminate();
 124                         m_thread->wait();
 125                 }
 126         }
 127
 128         cleanFiles();
 129         delete ui;
 130 }
 131
 132 ///////////////////////////////////////////////////////////////////////////////
 133 // Public Functions
 134 ///////////////////////////////////////////////////////////////////////////////
 135
 136 /*None yet*/
 137
 138 ///////////////////////////////////////////////////////////////////////////////
 139 // Events
 140 ///////////////////////////////////////////////////////////////////////////////
 141
 142 bool UpdaterDialog::event(QEvent *e)
 143 {
 144         if((e->type() == QEvent::ActivationChange) && (m_updaterProcess != NULL))
 145         {
 146                 MUtils::GUI::bring_to_front(m_updaterProcess);
 147         }
 148         return QDialog::event(e);
 149 }
 150
 151 void UpdaterDialog::showEvent(QShowEvent *event)
 152 {
 153         if(m_firstShow)
 154         {
 155                 m_firstShow = false;
 156                 QTimer::singleShot(16, this, SLOT(initUpdate()));
 157         }
 158 }
 159
 160 void UpdaterDialog::closeEvent(QCloseEvent *e)
 161 {
 162         if(!ui->buttonCancel->isEnabled())
 163         {
 164                 e->ignore();
 165         }
 166 }
 167
 168 void UpdaterDialog::keyPressEvent(QKeyEvent *event)
 169 {
 170         if(event->key() == Qt::Key_F11)
 171         {
 172                 QFile logFile(QString("%1/%2.log").arg(MUtils::temp_folder(), MUtils::rand_str()));
 173                 if(logFile.open(QIODevice::WriteOnly | QIODevice::Truncate))
 174                 {
 175                         logFile.write("\xEF\xBB\xBF");
 176                         for(QStringList::ConstIterator iter = m_logFile.constBegin(); iter != m_logFile.constEnd(); iter++)
 177                         {
 178                                 logFile.write(iter->toUtf8());
 179                                 logFile.write("\r\n");
 180                         }
 181                         logFile.close();
 182                         QDesktopServices::openUrl(QUrl::fromLocalFile(logFile.fileName()));
 183                 }
 184         }
 185 }
 186
 187 ///////////////////////////////////////////////////////////////////////////////
 188 // Slots
 189 ///////////////////////////////////////////////////////////////////////////////
 190
 191 void UpdaterDialog::initUpdate(void)
 192 {
 193         //Clean up files from previous attempt
 194         if(!m_binaries.isEmpty())
 195         {
 196                 cleanFiles();
 197         }
 198
 199         //Check binary files
 200         QString wgetBin, gpgvBin;
 201         if(!checkBinaries(wgetBin, gpgvBin))
 202         {
 203                 ui->buttonCancel->setEnabled(true);
 204                 const QString message = QString("%1<br><br><nobr><a href=\"%2\">%3</a></nobr><br>").arg(tr("At least one file required by the web-update tool is missing or corrupted.<br>Please re-install this application and then try again!"), QString::fromLatin1(m_updateUrl), QString::fromLatin1(m_updateUrl).replace("-", "&minus;"));
 205                 if(QMessageBox::critical(this, tr("File Error"), message, tr("Download Latest Version"), tr("Discard")) == 0)
 206                 {
 207                         QDesktopServices::openUrl(QUrl(QString::fromLatin1(m_updateUrl)));
 208                 }
 209                 close(); return;
 210         }
 211
 212         //Make sure user does have admin access
 213         if(!MUtils::OS::user_is_admin())
 214         {
 215                 qWarning("User is not in the \"admin\" group, cannot update!");
 216                 QString message;
 217                 message += QString("<nobr>%1</nobr><br>").arg(tr("Sorry, but only users in the \"Administrators\" group can install updates."));
 218                 message += QString("<nobr>%1</nobr>").arg(tr("Please start application from an administrator account and try again!"));
 219                 if(QMessageBox::critical(this, this->windowTitle(), message, tr("Discard"), tr("Ignore")) != 1)
 220                 {
 221                         ui->buttonCancel->setEnabled(true);
 222                         close(); return;
 223                 }
 224         }
 225
 226         //Create and setup thread
 227         if(!m_thread)
 228         {
 229                 m_thread.reset(new MUtils::UpdateChecker(m_binaries.value("wget.exe"), m_binaries.value("gpgv.exe"), m_binaries.value("gpgv.gpg"), "Simple x264 Launcher", x264_version_build(), false));
 230                 connect(m_thread.data(), SIGNAL(statusChanged(int)), this, SLOT(threadStatusChanged(int)));
 231                 connect(m_thread.data(), SIGNAL(finished()), this, SLOT(threadFinished()));
 232                 connect(m_thread.data(), SIGNAL(terminated()), this, SLOT(threadFinished()));
 233                 connect(m_thread.data(), SIGNAL(messageLogged(QString)), this, SLOT(threadMessageLogged(QString)));
 234         }
 235
 236         //Begin updater run
 237         QTimer::singleShot(16, this, SLOT(checkForUpdates()));
 238 }
 239
 240 void UpdaterDialog::checkForUpdates(void)
 241 {
 242         if((!m_thread) || m_thread->isRunning())
 243         {
 244                 qWarning("Update in progress, cannot check for updates now!");
 245         }
 246
 247         //Clear texts
 248         ui->retranslateUi(this);
 249         ui->labelBuildNo->setText(tr("Installed build is #%1  |  Latest build is #%2").arg(QString::number(x264_version_build()), tr("N/A")));
 250
 251         //Init buttons
 252         ui->buttonCancel->setEnabled(false);
 253         ui->buttonRetry->hide();
 254         ui->buttonDownload->hide();
 255
 256         //Hide labels
 257         ui->labelInfo->hide();
 258         ui->labelUrl->hide();
 259
 260         //Update status
 261         threadStatusChanged(MUtils::UpdateChecker::UpdateStatus_NotStartedYet);
 262
 263         //Start animation
 264         SHOW_ANIMATION(true);
 265
 266         //Update cursor
 267         QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
 268         QApplication::setOverrideCursor(Qt::WaitCursor);
 269
 270         //Clear log
 271         m_logFile.clear();
 272
 273         //Start the updater thread
 274         QTimer::singleShot(250, m_thread.data(), SLOT(start()));
 275 }
 276
 277 void UpdaterDialog::threadStatusChanged(int status)
 278 {
 279         switch(m_status = status)
 280         {
 281         case MUtils::UpdateChecker::UpdateStatus_NotStartedYet:
 282                 UPDATE_ICON(1, "clock");
 283                 UPDATE_ICON(2, "clock");
 284                 UPDATE_ICON(3, "clock");
 285                 break;
 286         case MUtils::UpdateChecker::UpdateStatus_CheckingConnection:
 287                 UPDATE_ICON(1, "play");
 288                 break;
 289         case MUtils::UpdateChecker::UpdateStatus_FetchingUpdates:
 290                 UPDATE_ICON(1, "shield_green");
 291                 UPDATE_TEXT(1, tr("Internet connection is working."));
 292                 UPDATE_ICON(2, "play");
 293                 break;
 294         case MUtils::UpdateChecker::UpdateStatus_ErrorNoConnection:
 295                 UPDATE_ICON(1, "shield_error");
 296                 UPDATE_TEXT(1, tr("Computer is currently offline!"));
 297                 UPDATE_ICON(2, "shield_grey");
 298                 UPDATE_ICON(3, "shield_grey");
 299                 break;
 300         case MUtils::UpdateChecker::UpdateStatus_ErrorConnectionTestFailed:
 301                 UPDATE_ICON(1, "shield_error");
 302                 UPDATE_TEXT(1, tr("Internet connectivity test failed!"));
 303                 UPDATE_ICON(2, "shield_grey");
 304                 UPDATE_ICON(3, "shield_grey");
 305                 break;
 306         case MUtils::UpdateChecker::UpdateStatus_ErrorFetchUpdateInfo:
 307                 UPDATE_ICON(2, "shield_error");
 308                 UPDATE_TEXT(2, tr("Failed to download the update information!"));
 309                 UPDATE_ICON(3, "shield_grey");
 310                 break;
 311         case MUtils::UpdateChecker::UpdateStatus_CompletedUpdateAvailable:
 312         case MUtils::UpdateChecker::UpdateStatus_CompletedNoUpdates:
 313         case MUtils::UpdateChecker::UpdateStatus_CompletedNewVersionOlder:
 314                 UPDATE_ICON(2, "shield_green");
 315                 UPDATE_TEXT(2, tr("Update information received successfully."));
 316                 UPDATE_ICON(3, "play");
 317                 break;
 318         default:
 319                 MUTILS_THROW("Unknown status code!");
 320         }
 321 }
 322
 323 void UpdaterDialog::threadFinished(void)
 324 {
 325         m_success = m_thread->getSuccess();
 326         QTimer::singleShot((m_success ? 1000 : 0), this, SLOT(updateFinished()));
 327 }
 328
 329 void UpdaterDialog::updateFinished(void)
 330 {
 331         //Restore cursor
 332         QApplication::restoreOverrideCursor();
 333
 334         //If update was successfull, process final updater state
 335         if(m_thread->getSuccess())
 336         {
 337                 switch(m_status)
 338                 {
 339                 case MUtils::UpdateChecker::UpdateStatus_CompletedUpdateAvailable:
 340                         UPDATE_ICON(3, "shield_exclamation");
 341                         UPDATE_TEXT(3, tr("A newer version is available!"));
 342                         ui->buttonDownload->show();
 343                         break;
 344                 case MUtils::UpdateChecker::UpdateStatus_CompletedNoUpdates:
 345                         UPDATE_ICON(3, "shield_green");
 346                         UPDATE_TEXT(3, tr("Your version is up-to-date."));
 347                         break;
 348                 case MUtils::UpdateChecker::UpdateStatus_CompletedNewVersionOlder:
 349                         UPDATE_ICON(3, "shield_blue");
 350                         UPDATE_TEXT(3, tr("You are using a pre-release version!"));
 351                         break;
 352                 default:
 353                         qWarning("Update thread succeeded with unexpected status code: %d", m_status);
 354                 }
 355         }
 356
 357         //Show update info or retry button
 358         switch(m_status)
 359         {
 360         case MUtils::UpdateChecker::UpdateStatus_CompletedUpdateAvailable:
 361         case MUtils::UpdateChecker::UpdateStatus_CompletedNoUpdates:
 362         case MUtils::UpdateChecker::UpdateStatus_CompletedNewVersionOlder:
 363                 SHOW_ANIMATION(false);
 364                 ui->labelBuildNo->setText(tr("Installed build is #%1  |  Latest build is #%2").arg(QString::number(x264_version_build()), QString::number(m_thread->getUpdateInfo()->getBuildNo())));
 365                 ui->labelUrl->setText(QString("<a href=\"%1\">%1</a>").arg(m_thread->getUpdateInfo()->getDownloadSite()));
 366                 break;
 367         case MUtils::UpdateChecker::UpdateStatus_ErrorNoConnection:
 368         case MUtils::UpdateChecker::UpdateStatus_ErrorConnectionTestFailed:
 369         case MUtils::UpdateChecker::UpdateStatus_ErrorFetchUpdateInfo:
 370                 m_animator->stop();
 371                 ui->buttonRetry->show();
 372                 break;
 373         default:
 374                 qWarning("Update thread finished with unexpected status code: %d", m_status);
 375         }
 376
 377         //Re-enbale cancel button
 378         ui->buttonCancel->setEnabled(true);
 379
 380 }
 381
 382 void UpdaterDialog::threadMessageLogged(const QString &message)
 383 {
 384         m_logFile << message;
 385 }
 386
 387 void UpdaterDialog::openUrl(const QString &url)
 388 {
 389         qDebug("Open URL: %s", url.toLatin1().constData());
 390         QDesktopServices::openUrl(QUrl(url));
 391 }
 392
 393 void UpdaterDialog::installUpdate(void)
 394 {
 395         if(!((m_thread) && m_thread->getSuccess()))
 396         {
 397                 qWarning("Cannot download/install update at this point!");
 398                 return;
 399         }
 400
 401         QApplication::setOverrideCursor(Qt::WaitCursor);
 402         ui->buttonDownload->hide();
 403         ui->buttonCancel->setEnabled(false);
 404         SHOW_ANIMATION(true);
 405
 406         const MUtils::UpdateCheckerInfo *updateInfo = m_thread->getUpdateInfo();
 407
 408         QProcess process;
 409         QStringList args;
 410         QEventLoop loop;
 411
 412         MUtils::init_process(process, MUtils::temp_folder(), false);
 413
 414         connect(&process, SIGNAL(error(QProcess::ProcessError)), &loop, SLOT(quit()));
 415         connect(&process, SIGNAL(finished(int,QProcess::ExitStatus)), &loop, SLOT(quit()));
 416
 417         args << QString("/Location=%1").arg(updateInfo->getDownloadAddress());
 418         args << QString("/Filename=%1").arg(updateInfo->getDownloadFilename());
 419         args << QString("/TicketID=%1").arg(updateInfo->getDownloadFilecode());
 420         args << QString("/ToFolder=%1").arg(QDir::toNativeSeparators(QDir(QApplication::applicationDirPath()).canonicalPath()));
 421         args << QString("/ToExFile=%1.exe").arg(QFileInfo(QFileInfo(QApplication::applicationFilePath()).canonicalFilePath()).completeBaseName());
 422         args << QString("/AppTitle=Simple x264 Launcher (Build #%1)").arg(QString::number(updateInfo->getBuildNo()));
 423
 424         process.start(m_binaries.value("wupd.exe"), args);
 425         if(!process.waitForStarted())
 426         {
 427                 QApplication::restoreOverrideCursor();
 428                 SHOW_ANIMATION(false);
 429                 QMessageBox::critical(this, tr("Update Failed"), tr("Sorry, failed to launch web-update program!"));
 430                 ui->buttonDownload->show();
 431                 ui->buttonCancel->setEnabled(true);
 432                 return;
 433         }
 434
 435         m_updaterProcess = MUtils::OS::process_id(&process);
 436         loop.exec(QEventLoop::ExcludeUserInputEvents);
 437
 438         if(!process.waitForFinished())
 439         {
 440                 process.kill();
 441                 process.waitForFinished();
 442         }
 443
 444         m_updaterProcess = NULL;
 445         QApplication::restoreOverrideCursor();
 446         ui->buttonDownload->show();
 447         ui->buttonCancel->setEnabled(true);
 448         SHOW_ANIMATION(false);
 449
 450         if(process.exitCode() == 0)
 451         {
 452                 done(READY_TO_INSTALL_UPDATE);
 453         }
 454 }
 455
 456 ///////////////////////////////////////////////////////////////////////////////
 457 // Private Functions
 458 ///////////////////////////////////////////////////////////////////////////////
 459
 460 bool UpdaterDialog::checkBinaries(QString &wgetBin, QString &gpgvBin)
 461 {
 462         qDebug("[File Verification]");
 463         m_binaries.clear();
 464
 465         //Validate hashes first
 466         const QString tempPath = MUtils::temp_folder();
 467         for(size_t i = 0; BINARIES[i].name; i++)
 468         {
 469                 const QString orgName = QString::fromLatin1(BINARIES[i].name);
 470                 const QString binPath = QString("%1/toolset/common/%2").arg(m_sysinfo->getAppPath(), orgName);
 471                 const QString outPath = QString("%1/%2_%3.%4").arg(tempPath, QFileInfo(orgName).baseName(), MUtils::rand_str(), QFileInfo(orgName).suffix());
 472                 if(!checkFileHash(binPath, BINARIES[i].hash))
 473                 {
 474                         qWarning("Verification of '%s' has failed!", MUTILS_UTF8(orgName));
 475                         return false;
 476                 }
 477                 if(!QFile::copy(binPath, outPath))
 478                 {
 479                         qWarning("Copying of '%s' has failed!", MUTILS_UTF8(orgName));
 480                         return false;
 481                 }
 482                 QFile::setPermissions(outPath, QFile::ReadOwner);
 483                 m_binaries.insert(BINARIES[i].name, outPath);
 484                 QApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
 485         }
 486
 487         return true;
 488 }
 489
 490 bool UpdaterDialog::checkFileHash(const QString &filePath, const char *expectedHash)
 491 {
 492         qDebug("Checking file: %s", filePath.toUtf8().constData());
 493         MUtils::Hash::Blake2 checksum2;
 494         QFile file(filePath);
 495         if(file.open(QIODevice::ReadOnly))
 496         {
 497                 checksum2.update(file);
 498                 const QByteArray fileHash = checksum2.finalize();
 499                 if((strlen(expectedHash) != fileHash.size()) || (memcmp(fileHash.constData(), expectedHash, fileHash.size()) != 0))
 500                 {
 501                         qWarning("\nFile appears to be corrupted:\n%s\n", filePath.toUtf8().constData());
 502                         qWarning("Expected Hash: %s\nDetected Hash: %s\n", expectedHash, fileHash.constData());
 503                         return false;
 504                 }
 505                 return true;
 506         }
 507         else
 508         {
 509                 qWarning("Failed to open file:\n%s\n", filePath.toUtf8().constData());
 510                 return false;
 511         }
 512 }
 513
 514 void UpdaterDialog::cleanFiles(void)
 515 {
 516         const QStringList keys = m_binaries.keys();
 517         foreach(const QString &key, keys)
 518         {
 519                 const QString fileName = m_binaries.value(key);
 520                 QFile::setPermissions(fileName, QFile::ReadOwner | QFile::WriteOwner);
 521                 if(!QFile::remove(fileName))
 522                 {
 523                         qWarning("Failed to remove file: %s", MUTILS_UTF8(fileName));
 524                 }
 525                 m_binaries.remove(key);
 526         }
 527 }