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#include "jsnamfactory.h"
JSDiskCache::JSDiskCache(QObject *parent) : QNetworkDiskCache(parent) {}
void JSDiskCache::updateMetaData(const QNetworkCacheMetaData &meta) {
auto meta2 = fixMetadata(meta);
QNetworkDiskCache::updateMetaData(meta2);
}
QIODevice *JSDiskCache::prepare(const QNetworkCacheMetaData &meta) {
auto meta2 = fixMetadata(meta);
return QNetworkDiskCache::prepare(meta2);
}
QNetworkCacheMetaData JSDiskCache::fixMetadata(const QNetworkCacheMetaData &meta) {
QNetworkCacheMetaData meta2 = meta;
auto now = QDateTime::currentDateTimeUtc();
if (meta2.expirationDate() < now) {
meta2.setExpirationDate(now.addSecs(3600));
}
// Remove caching headers
auto headers = meta2.rawHeaders();
for (auto i = headers.begin(); i != headers.end(); ++i) {
// qDebug() << i->first << i->second;
static const QVector<QByteArray> headersToRemove{"Cache-Control", "Expires", "Pragma"};
if (headersToRemove.contains(i->first)) {
qDebug() << "Removing" << i->first << i->second;
headers.erase(i);
}
}
meta2.setRawHeaders(headers);
return meta2;
}
JSNAM::JSNAM(QObject *parent, const JSNAMFactory &factory)
: QNetworkAccessManager(parent), factory(factory) {
auto cache = new JSDiskCache(this);
cache->setCacheDirectory(QStandardPaths::writableLocation(QStandardPaths::CacheLocation) +
"/js");
setCache(cache);
setRedirectPolicy(QNetworkRequest::NoLessSafeRedirectPolicy);
#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
setTransferTimeout(10000);
#endif
}
QNetworkReply *JSNAM::createRequest(QNetworkAccessManager::Operation op,
const QNetworkRequest &request,
QIODevice *outgoingData) {
auto req2 = request;
req2.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QNetworkRequest::PreferCache);
auto end = factory.getRequestHeaders().cend();
for (auto i = factory.getRequestHeaders().cbegin(); i != end; ++i) {
if (!req2.hasRawHeader(i.key()))
req2.setRawHeader(i.key(), i.value());
else
qDebug() << "Request for" << req2.url() << "already contains header" << i.key()
<< req2.rawHeader(i.key());
}
#ifndef QT_NO_DEBUG_OUTPUT
qDebug() << req2.url();
for (const auto &h : req2.rawHeaderList())
qDebug() << h << req2.rawHeader(h);
#endif
auto reply = QNetworkAccessManager::createRequest(op, req2, outgoingData);
#ifndef QT_NO_DEBUG_OUTPUT
connect(reply, &QNetworkReply::finished, this, [reply] {
qDebug() << "finished"
<< reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toUInt()
<< reply->url() << reply->rawHeaderPairs();
});
connect(reply, &QNetworkReply::redirectAllowed, this,
[reply] { qDebug() << "redirectAllowed" << reply->url(); });
#endif
return reply;
}
QNetworkAccessManager *JSNAMFactory::create(QObject *parent) {
qDebug() << "Creating NAM";
return new JSNAM(parent, *this);
}
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