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feat(updater): unpack portable archive

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Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>
This commit is contained in:
Rachel Powers
2023-06-18 22:34:23 -07:00
parent 50d5eb0621
commit 44bc60021d
5 changed files with 186 additions and 58 deletions
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34
launcher/FileSystem.cpp
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@ -193,6 +193,40 @@ void write(const QString& filename, const QByteArray& data)
}
}
void appendSafe(const QString& filename, const QByteArray& data)
{
ensureExists(QFileInfo(filename).dir());
QByteArray buffer;
try {
buffer = read(filename);
} catch (FileSystemException) {
buffer = QByteArray();
}
buffer.append(data);
QSaveFile file(filename);
if (!file.open(QSaveFile::WriteOnly)) {
throw FileSystemException("Couldn't open " + filename + " for writing: " + file.errorString());
}
if (buffer.size() != file.write(buffer)) {
throw FileSystemException("Error writing data to " + filename + ": " + file.errorString());
}
if (!file.commit()) {
throw FileSystemException("Error while committing data to " + filename + ": " + file.errorString());
}
}
void append(const QString& filename, const QByteArray& data)
{
ensureExists(QFileInfo(filename).dir());
QFile file(filename);
if (!file.open(QFile::Append)) {
throw FileSystemException("Couldn't open " + filename + " for writing: " + file.errorString());
}
if (data.size() != file.write(data)) {
throw FileSystemException("Error writing data to " + filename + ": " + file.errorString());
}
}
QByteArray read(const QString& filename)
{
QFile file(filename);