Files
oak-editor/app/task/project/load/load.cpp
T
itsmattkc 4827782331 moved sequence params into node graph too
Reduces code by reusing more of the existing node infrastructure
to synchronize sequence parameters the render backend.
2021-02-18 13:20:23 +11:00

110 lines
3.3 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2020 Olive Team
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, either version 3 of the License, or
(at your option) any later version.
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, see <http://www.gnu.org/licenses/>.
***/
#include "load.h"
#include <QApplication>
#include <QFile>
#include <QXmlStreamReader>
#include "common/xmlutils.h"
#include "core.h"
namespace olive {
ProjectLoadTask::ProjectLoadTask(const QString &filename) :
ProjectLoadBaseTask(filename)
{
}
bool ProjectLoadTask::Run()
{
QFile project_file(GetFilename());
if (project_file.open(QFile::ReadOnly | QFile::Text)) {
QXmlStreamReader reader(&project_file);
uint project_version;
while (XMLReadNextStartElement(&reader)) {
if (reader.name() == QStringLiteral("olive")) {
while(XMLReadNextStartElement(&reader)) {
if (reader.name() == QStringLiteral("version")) {
bool ok;
project_version = reader.readElementText().toUInt(&ok);
if (!ok) {
SetError(tr("Failed to determine project's version identifier."));
return false;
} else if (project_version > Core::kProjectVersion) {
// Project is newer than we support
SetError(tr("This project is newer than this version of Olive and cannot be opened."));
return false;
} else if (project_version < 210122) { // Change this if we drop support for a project version
// Project is older than we support
SetError(tr("This project is from a version of Olive that is no longer supported in this version."));
return false;
}
} else if (reader.name() == QStringLiteral("url")) {
project_saved_url_ = reader.readElementText();
} else if (reader.name() == QStringLiteral("project")) {
project_ = new Project();
project_->set_filename(GetFilename());
project_->Load(&reader, &layout_info_, project_version, &IsCancelled());
// Ensure project is in main thread
project_->moveToThread(qApp->thread());
break;
} else {
reader.skipCurrentElement();
}
}
} else if (reader.name() == QStringLiteral("project")) {
// 0.1 projects use "project" as the root instead of Olive. We don't currently support
// these projects
SetError(tr("This project is from a version of Olive that is no longer supported in this version."));
return false;
} else {
reader.skipCurrentElement();
}
}
project_file.close();
emit ProgressChanged(1);
if (reader.hasError()) {
SetError(reader.errorString());
return false;
} else {
return true;
}
} else {
SetError(tr("Failed to read file \"%1\" for reading.").arg(GetFilename()));
return false;
}
}
}