src/base/search/searchdownloadhandler.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2018-2024  Vladimir Golovnev <glassez@yandex.ru>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (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
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  * In addition, as a special exception, the copyright holders give permission to
  20  * link this program with the OpenSSL project's "OpenSSL" library (or with
  21  * modified versions of it that use the same license as the "OpenSSL" library),
  22  * and distribute the linked executables. You must obey the GNU General Public
  23  * License in all respects for all of the code used other than "OpenSSL".  If you
  24  * modify file(s), you may extend this exception to your version of the file(s),
  25  * but you are not obligated to do so. If you do not wish to do so, delete this
  26  * exception statement from your version.
  27  */
  28
  29 #include "searchdownloadhandler.h"
  30
  31 #include <QProcess>
  32
  33 #include "base/global.h"
  34 #include "base/path.h"
  35 #include "base/utils/foreignapps.h"
  36 #include "base/utils/fs.h"
  37 #include "searchpluginmanager.h"
  38
  39 SearchDownloadHandler::SearchDownloadHandler(const QString &pluginName, const QString &url, SearchPluginManager *manager)
  40     : QObject(manager)
  41     , m_manager {manager}
  42     , m_downloadProcess {new QProcess(this)}
  43 {
  44     m_downloadProcess->setEnvironment(QProcess::systemEnvironment());
  45     connect(m_downloadProcess, qOverload<int, QProcess::ExitStatus>(&QProcess::finished)
  46             , this, &SearchDownloadHandler::downloadProcessFinished);
  47     const QStringList params
  48     {
  49         Utils::ForeignApps::PYTHON_ISOLATE_MODE_FLAG,
  50         (SearchPluginManager::engineLocation() / Path(u"nova2dl.py"_s)).toString(),
  51         pluginName,
  52         url
  53     };
  54     // Launch search
  55     m_downloadProcess->start(Utils::ForeignApps::pythonInfo().executableName, params, QIODevice::ReadOnly);
  56 }
  57
  58 void SearchDownloadHandler::downloadProcessFinished(int exitcode)
  59 {
  60     QString path;
  61
  62     if ((exitcode == 0) && (m_downloadProcess->exitStatus() == QProcess::NormalExit))
  63     {
  64         const QString line = QString::fromUtf8(m_downloadProcess->readAllStandardOutput()).trimmed();
  65         const QList<QStringView> parts = QStringView(line).split(u' ');
  66         if (parts.size() == 2)
  67             path = parts[0].toString();
  68     }
  69
  70     emit downloadFinished(path);
  71 }