##// END OF EJS Templates
Reads variable metadata to get the data type...
Reads variable metadata to get the data type The data type is then parsed to determine the value type expected when reading result file

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NetworkController.cpp
134 lines | 4.7 KiB | text/x-c | CppLexer
/ core / src / Network / NetworkController.cpp
#include "Network/NetworkController.h"
#include <QMutex>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QNetworkRequest>
#include <QReadWriteLock>
#include <QThread>
#include <unordered_map>
Q_LOGGING_CATEGORY(LOG_NetworkController, "NetworkController")
struct NetworkController::NetworkControllerPrivate {
explicit NetworkControllerPrivate(NetworkController *parent) : m_WorkingMutex{} {}
void lockRead() { m_Lock.lockForRead(); }
void lockWrite() { m_Lock.lockForWrite(); }
void unlock() { m_Lock.unlock(); }
QMutex m_WorkingMutex;
QReadWriteLock m_Lock;
std::unordered_map<QNetworkReply *, QUuid> m_NetworkReplyToVariableId;
std::unique_ptr<QNetworkAccessManager> m_AccessManager{nullptr};
};
NetworkController::NetworkController(QObject *parent)
: QObject(parent), impl{spimpl::make_unique_impl<NetworkControllerPrivate>(this)}
{
}
void NetworkController::onProcessRequested(const QNetworkRequest &request, QUuid identifier,
std::function<void(QNetworkReply *, QUuid)> callback)
{
qCDebug(LOG_NetworkController()) << tr("NetworkController registered")
<< QThread::currentThread()->objectName();
auto reply = impl->m_AccessManager->get(request);
// Store the couple reply id
impl->lockWrite();
impl->m_NetworkReplyToVariableId[reply] = identifier;
impl->unlock();
auto onReplyFinished = [reply, this, identifier, callback]() {
qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyFinished")
<< QThread::currentThread() << reply;
impl->lockRead();
auto it = impl->m_NetworkReplyToVariableId.find(reply);
impl->unlock();
if (it != impl->m_NetworkReplyToVariableId.cend()) {
impl->lockWrite();
impl->m_NetworkReplyToVariableId.erase(reply);
impl->unlock();
// Deletes reply
callback(reply, identifier);
reply->deleteLater();
emit this->replyDownloadProgress(identifier, 0);
}
qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyFinished END")
<< QThread::currentThread() << reply;
};
auto onReplyProgress = [reply, this](qint64 bytesRead, qint64 totalBytes) {
double progress = (bytesRead * 100.0) / totalBytes;
qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyProgress") << progress
<< QThread::currentThread() << reply;
impl->lockRead();
auto it = impl->m_NetworkReplyToVariableId.find(reply);
impl->unlock();
if (it != impl->m_NetworkReplyToVariableId.cend()) {
emit this->replyDownloadProgress(it->second, progress);
}
qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyProgress END")
<< QThread::currentThread() << reply;
};
connect(reply, &QNetworkReply::finished, this, onReplyFinished);
connect(reply, &QNetworkReply::downloadProgress, this, onReplyProgress);
qCDebug(LOG_NetworkController()) << tr("NetworkController registered END")
<< QThread::currentThread()->objectName() << reply;
}
void NetworkController::initialize()
{
qCDebug(LOG_NetworkController()) << tr("NetworkController init") << QThread::currentThread();
impl->m_WorkingMutex.lock();
impl->m_AccessManager = std::make_unique<QNetworkAccessManager>();
auto onReplyErrors = [this](QNetworkReply *reply, const QList<QSslError> &errors) {
qCCritical(LOG_NetworkController()) << tr("NetworkAcessManager errors: ") << errors;
};
connect(impl->m_AccessManager.get(), &QNetworkAccessManager::sslErrors, this, onReplyErrors);
qCDebug(LOG_NetworkController()) << tr("NetworkController init END");
}
void NetworkController::finalize()
{
impl->m_WorkingMutex.unlock();
}
void NetworkController::onReplyCanceled(QUuid identifier)
{
auto findReply = [identifier](const auto &entry) { return identifier == entry.second; };
qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyCanceled")
<< QThread::currentThread();
impl->lockRead();
auto end = impl->m_NetworkReplyToVariableId.cend();
auto it = std::find_if(impl->m_NetworkReplyToVariableId.cbegin(), end, findReply);
impl->unlock();
if (it != end) {
it->first->abort();
}
qCDebug(LOG_NetworkController()) << tr("NetworkController onReplyCanceled END")
<< QThread::currentThread();
}
void NetworkController::waitForFinish()
{
QMutexLocker locker{&impl->m_WorkingMutex};
}