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#include "persistentcookiejar.h"
#include <QDataStream>
#include <QNetworkCookie>
#include <QTemporaryFile>
PersistentCookieJar::PersistentCookieJar(const QString& fileName, QObject* parent)
: QNetworkCookieJar(parent), m_FileName(fileName) {
restore();
}
PersistentCookieJar::~PersistentCookieJar() {
qDebug("save %s", qPrintable(m_FileName));
save();
}
void PersistentCookieJar::clear() {
for (const QNetworkCookie& cookie : allCookies()) {
deleteCookie(cookie);
}
}
void PersistentCookieJar::save() {
QTemporaryFile file;
if (!file.open()) {
qCritical("failed to save cookies: couldn't create temporary file");
return;
}
QDataStream data(&file);
QList<QNetworkCookie> cookies = allCookies();
data << static_cast<quint32>(cookies.size());
for (const QNetworkCookie& cookie : allCookies()) {
data << cookie.toRawForm();
}
{
QFile oldCookies(m_FileName);
if (oldCookies.exists()) {
if (!oldCookies.remove()) {
qCritical("failed to save cookies: failed to remove %s", qPrintable(m_FileName));
return;
}
} // if it doesn't exists that's fine
}
if (!file.copy(m_FileName)) {
qCritical("failed to save cookies: failed to write %s", qPrintable(m_FileName));
}
}
void PersistentCookieJar::restore() {
QFile file(m_FileName);
if (!file.open(QIODevice::ReadOnly)) {
// not necessarily a problem, the file may just not exist (yet)
return;
}
QList<QNetworkCookie> allCookies;
QDataStream data(&file);
quint32 count;
data >> count;
for (quint32 i = 0; i < count; ++i) {
QByteArray cookieRaw;
data >> cookieRaw;
allCookies.append(QNetworkCookie::parseCookies(cookieRaw));
}
setAllCookies(allCookies);
}
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