itsmattkc
4827782331
Reduces code by reusing more of the existing node infrastructure to synchronize sequence parameters the render backend.
110 lines
3.3 KiB
C++
110 lines
3.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2020 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "load.h"
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#include <QApplication>
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#include <QFile>
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#include <QXmlStreamReader>
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#include "common/xmlutils.h"
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#include "core.h"
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namespace olive {
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ProjectLoadTask::ProjectLoadTask(const QString &filename) :
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ProjectLoadBaseTask(filename)
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{
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}
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bool ProjectLoadTask::Run()
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{
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QFile project_file(GetFilename());
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if (project_file.open(QFile::ReadOnly | QFile::Text)) {
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QXmlStreamReader reader(&project_file);
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uint project_version;
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while (XMLReadNextStartElement(&reader)) {
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if (reader.name() == QStringLiteral("olive")) {
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while(XMLReadNextStartElement(&reader)) {
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if (reader.name() == QStringLiteral("version")) {
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bool ok;
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project_version = reader.readElementText().toUInt(&ok);
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if (!ok) {
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SetError(tr("Failed to determine project's version identifier."));
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return false;
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} else if (project_version > Core::kProjectVersion) {
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// Project is newer than we support
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SetError(tr("This project is newer than this version of Olive and cannot be opened."));
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return false;
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} else if (project_version < 210122) { // Change this if we drop support for a project version
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// Project is older than we support
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SetError(tr("This project is from a version of Olive that is no longer supported in this version."));
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return false;
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}
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} else if (reader.name() == QStringLiteral("url")) {
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project_saved_url_ = reader.readElementText();
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} else if (reader.name() == QStringLiteral("project")) {
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project_ = new Project();
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project_->set_filename(GetFilename());
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project_->Load(&reader, &layout_info_, project_version, &IsCancelled());
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// Ensure project is in main thread
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project_->moveToThread(qApp->thread());
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break;
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} else {
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reader.skipCurrentElement();
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}
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}
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} else if (reader.name() == QStringLiteral("project")) {
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// 0.1 projects use "project" as the root instead of Olive. We don't currently support
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// these projects
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SetError(tr("This project is from a version of Olive that is no longer supported in this version."));
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return false;
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} else {
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reader.skipCurrentElement();
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}
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}
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project_file.close();
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emit ProgressChanged(1);
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if (reader.hasError()) {
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SetError(reader.errorString());
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return false;
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} else {
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return true;
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}
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} else {
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SetError(tr("Failed to read file \"%1\" for reading.").arg(GetFilename()));
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return false;
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}
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}
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}
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