91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 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 "save.h"
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#include <QDir>
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#include <QFile>
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#include <QXmlStreamWriter>
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#include "common/filefunctions.h"
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#include "core.h"
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OLIVE_NAMESPACE_ENTER
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ProjectSaveTask::ProjectSaveTask(ProjectPtr project) :
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project_(project)
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{
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SetTitle(tr("Saving '%1'").arg(project->filename()));
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}
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bool ProjectSaveTask::Run()
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{
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// File to temporarily save to (ensures we can't half-write the user's main file and crash)
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QString temp_save = FileFunctions::GetSafeTemporaryFilename(project_->filename());
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QFile project_file(temp_save);
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if (project_file.open(QFile::WriteOnly | QFile::Text)) {
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QXmlStreamWriter writer(&project_file);
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writer.setAutoFormatting(true);
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writer.writeStartDocument();
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writer.writeStartElement("olive");
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// Version is stored in YYMMDD from whenever the project format was last changed
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// Allows easy integer math for checking project versions.
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writer.writeTextElement("version", QString::number(Core::kProjectVersion));
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writer.writeTextElement("url", project_->filename());
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writer.writeStartElement(QStringLiteral("project"));
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project_->Save(&writer);
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writer.writeEndElement(); // project
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writer.writeEndElement(); // olive
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writer.writeEndDocument();
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project_file.close();
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if (writer.hasError()) {
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SetError(tr("Failed to write XML data"));
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return false;
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}
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// Save was successful, we can now rewrite the original file
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if (FileFunctions::RenameFileAllowOverwrite(temp_save, project_->filename())) {
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return true;
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} else {
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SetError(tr("Failed to overwrite \"%1\". Project has been saved as \"%2\" instead.")
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.arg(project_->filename(), temp_save));
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return false;
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}
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} else {
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SetError(tr("Failed to open temporary file \"%1\" for writing.").arg(temp_save));
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return false;
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}
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}
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OLIVE_NAMESPACE_EXIT
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