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#include <cassert>
#include <QDebug>
#include <QTimer>
#include <QBuffer>
#include <QUrlQuery>
#include "katabasis/Requestor.h"
#include "katabasis/OAuth2.h"
#include "katabasis/Globals.h"
namespace Katabasis {
Requestor::Requestor(QNetworkAccessManager *manager, OAuth2 *authenticator, QObject *parent): QObject(parent), reply_(NULL), status_(Idle), addAccessTokenInQuery_(true), rawData_(false) {
manager_ = manager;
authenticator_ = authenticator;
if (authenticator) {
timedReplies_.setIgnoreSslErrors(authenticator->ignoreSslErrors());
}
qRegisterMetaType<QNetworkReply::NetworkError>("QNetworkReply::NetworkError");
connect(authenticator, &OAuth2::refreshFinished, this, &Requestor::onRefreshFinished, Qt::QueuedConnection);
}
Requestor::~Requestor() {
}
void Requestor::setAddAccessTokenInQuery(bool value) {
addAccessTokenInQuery_ = value;
}
void Requestor::setAccessTokenInAuthenticationHTTPHeaderFormat(const QString &value) {
accessTokenInAuthenticationHTTPHeaderFormat_ = value;
}
int Requestor::get(const QNetworkRequest &req, int timeout/* = 60*1000*/) {
if (-1 == setup(req, QNetworkAccessManager::GetOperation)) {
return -1;
}
reply_ = manager_->get(request_);
timedReplies_.add(new Reply(reply_, timeout));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
return id_;
}
int Requestor::post(const QNetworkRequest &req, const QByteArray &data, int timeout/* = 60*1000*/) {
if (-1 == setup(req, QNetworkAccessManager::PostOperation)) {
return -1;
}
rawData_ = true;
data_ = data;
reply_ = manager_->post(request_, data_);
timedReplies_.add(new Reply(reply_, timeout));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
connect(reply_, SIGNAL(uploadProgress(qint64,qint64)), this, SLOT(onUploadProgress(qint64,qint64)));
return id_;
}
int Requestor::post(const QNetworkRequest & req, QHttpMultiPart* data, int timeout/* = 60*1000*/)
{
if (-1 == setup(req, QNetworkAccessManager::PostOperation)) {
return -1;
}
rawData_ = false;
multipartData_ = data;
reply_ = manager_->post(request_, multipartData_);
multipartData_->setParent(reply_);
timedReplies_.add(new Reply(reply_, timeout));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
connect(reply_, SIGNAL(uploadProgress(qint64,qint64)), this, SLOT(onUploadProgress(qint64,qint64)));
return id_;
}
int Requestor::put(const QNetworkRequest &req, const QByteArray &data, int timeout/* = 60*1000*/) {
if (-1 == setup(req, QNetworkAccessManager::PutOperation)) {
return -1;
}
rawData_ = true;
data_ = data;
reply_ = manager_->put(request_, data_);
timedReplies_.add(new Reply(reply_, timeout));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
connect(reply_, SIGNAL(uploadProgress(qint64,qint64)), this, SLOT(onUploadProgress(qint64,qint64)));
return id_;
}
int Requestor::put(const QNetworkRequest & req, QHttpMultiPart* data, int timeout/* = 60*1000*/)
{
if (-1 == setup(req, QNetworkAccessManager::PutOperation)) {
return -1;
}
rawData_ = false;
multipartData_ = data;
reply_ = manager_->put(request_, multipartData_);
multipartData_->setParent(reply_);
timedReplies_.add(new Reply(reply_, timeout));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
connect(reply_, SIGNAL(uploadProgress(qint64,qint64)), this, SLOT(onUploadProgress(qint64,qint64)));
return id_;
}
int Requestor::customRequest(const QNetworkRequest &req, const QByteArray &verb, const QByteArray &data, int timeout/* = 60*1000*/)
{
(void)timeout;
if (-1 == setup(req, QNetworkAccessManager::CustomOperation, verb)) {
return -1;
}
data_ = data;
QBuffer * buffer = new QBuffer;
buffer->setData(data_);
reply_ = manager_->sendCustomRequest(request_, verb, buffer);
buffer->setParent(reply_);
timedReplies_.add(new Reply(reply_));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
connect(reply_, SIGNAL(uploadProgress(qint64,qint64)), this, SLOT(onUploadProgress(qint64,qint64)));
return id_;
}
int Requestor::head(const QNetworkRequest &req, int timeout/* = 60*1000*/)
{
if (-1 == setup(req, QNetworkAccessManager::HeadOperation)) {
return -1;
}
reply_ = manager_->head(request_);
timedReplies_.add(new Reply(reply_, timeout));
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, &QNetworkReply::sslErrors, this, &Requestor::onSslErrors);
return id_;
}
void Requestor::onRefreshFinished(QNetworkReply::NetworkError error) {
if (status_ != Requesting) {
qWarning() << "O2Requestor::onRefreshFinished: No pending request";
return;
}
if (QNetworkReply::NoError == error) {
QTimer::singleShot(100, this, &Requestor::retry);
} else {
error_ = error;
QTimer::singleShot(10, this, &Requestor::finish);
}
}
void Requestor::onRequestFinished() {
if (status_ == Idle) {
return;
}
if (reply_ != qobject_cast<QNetworkReply *>(sender())) {
return;
}
if (reply_->error() == QNetworkReply::NoError) {
QTimer::singleShot(10, this, SLOT(finish()));
}
}
void Requestor::onRequestError(QNetworkReply::NetworkError error) {
qWarning() << "O2Requestor::onRequestError: Error" << (int)error;
if (status_ == Idle) {
return;
}
if (reply_ != qobject_cast<QNetworkReply *>(sender())) {
return;
}
int httpStatus = reply_->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
qWarning() << "O2Requestor::onRequestError: HTTP status" << httpStatus << reply_->attribute(QNetworkRequest::HttpReasonPhraseAttribute).toString();
if ((status_ == Requesting) && (httpStatus == 401)) {
// Call OAuth2::refresh. Note the O2 instance might live in a different thread
if (QMetaObject::invokeMethod(authenticator_, "refresh")) {
return;
}
qCritical() << "O2Requestor::onRequestError: Invoking remote refresh failed";
}
error_ = error;
QTimer::singleShot(10, this, SLOT(finish()));
}
void Requestor::onSslErrors(QList<QSslError> errors) {
int i = 1;
for (auto error : errors) {
qCritical() << "LOGIN SSL Error #" << i << " : " << error.errorString();
auto cert = error.certificate();
qCritical() << "Certificate in question:\n" << cert.toText();
i++;
}
}
void Requestor::onUploadProgress(qint64 uploaded, qint64 total) {
if (status_ == Idle) {
qWarning() << "O2Requestor::onUploadProgress: No pending request";
return;
}
if (reply_ != qobject_cast<QNetworkReply *>(sender())) {
return;
}
// Restart timeout because request in progress
Reply *o2Reply = timedReplies_.find(reply_);
if(o2Reply)
o2Reply->start();
emit uploadProgress(id_, uploaded, total);
}
int Requestor::setup(const QNetworkRequest &req, QNetworkAccessManager::Operation operation, const QByteArray &verb) {
static int currentId;
if (status_ != Idle) {
qWarning() << "O2Requestor::setup: Another request pending";
return -1;
}
request_ = req;
operation_ = operation;
id_ = currentId++;
url_ = req.url();
QUrl url = url_;
if (addAccessTokenInQuery_) {
QUrlQuery query(url);
query.addQueryItem(OAUTH2_ACCESS_TOKEN, authenticator_->token());
url.setQuery(query);
}
request_.setUrl(url);
// If the service require the access token to be sent as a Authentication HTTP header, we add the access token.
if (!accessTokenInAuthenticationHTTPHeaderFormat_.isEmpty()) {
request_.setRawHeader(HTTP_AUTHORIZATION_HEADER, accessTokenInAuthenticationHTTPHeaderFormat_.arg(authenticator_->token()).toLatin1());
}
if (!verb.isEmpty()) {
request_.setRawHeader(HTTP_HTTP_HEADER, verb);
}
status_ = Requesting;
error_ = QNetworkReply::NoError;
return id_;
}
void Requestor::finish() {
QByteArray data;
if (status_ == Idle) {
qWarning() << "O2Requestor::finish: No pending request";
return;
}
data = reply_->readAll();
status_ = Idle;
timedReplies_.remove(reply_);
reply_->disconnect(this);
reply_->deleteLater();
QList<QNetworkReply::RawHeaderPair> headers = reply_->rawHeaderPairs();
emit finished(id_, error_, data, headers);
}
void Requestor::retry() {
if (status_ != Requesting) {
qWarning() << "O2Requestor::retry: No pending request";
return;
}
timedReplies_.remove(reply_);
reply_->disconnect(this);
reply_->deleteLater();
QUrl url = url_;
if (addAccessTokenInQuery_) {
QUrlQuery query(url);
query.addQueryItem(OAUTH2_ACCESS_TOKEN, authenticator_->token());
url.setQuery(query);
}
request_.setUrl(url);
// If the service require the access token to be sent as a Authentication HTTP header,
// we update the access token when retrying.
if(!accessTokenInAuthenticationHTTPHeaderFormat_.isEmpty()) {
request_.setRawHeader(HTTP_AUTHORIZATION_HEADER, accessTokenInAuthenticationHTTPHeaderFormat_.arg(authenticator_->token()).toLatin1());
}
status_ = ReRequesting;
switch (operation_) {
case QNetworkAccessManager::GetOperation:
reply_ = manager_->get(request_);
break;
case QNetworkAccessManager::PostOperation:
reply_ = rawData_ ? manager_->post(request_, data_) : manager_->post(request_, multipartData_);
break;
case QNetworkAccessManager::CustomOperation:
{
QBuffer * buffer = new QBuffer;
buffer->setData(data_);
reply_ = manager_->sendCustomRequest(request_, request_.rawHeader(HTTP_HTTP_HEADER), buffer);
buffer->setParent(reply_);
}
break;
case QNetworkAccessManager::PutOperation:
reply_ = rawData_ ? manager_->post(request_, data_) : manager_->put(request_, multipartData_);
break;
case QNetworkAccessManager::HeadOperation:
reply_ = manager_->head(request_);
break;
default:
assert(!"Unspecified operation for request");
reply_ = manager_->get(request_);
break;
}
timedReplies_.add(reply_);
connect(reply_, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(onRequestError(QNetworkReply::NetworkError)), Qt::QueuedConnection);
connect(reply_, SIGNAL(finished()), this, SLOT(onRequestFinished()), Qt::QueuedConnection);
connect(reply_, SIGNAL(uploadProgress(qint64,qint64)), this, SLOT(onUploadProgress(qint64,qint64)));
}
}
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