##// END OF EJS Templates
Adds "hybrid" server mode...
Adds "hybrid" server mode Hybrid mode allows to use both the default server and the test server, depending on the "server" setting of each product in the JSON file

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r1118:7dc72cc510ff
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AmdaProvider.cpp
288 lines | 11.2 KiB | text/x-c | CppLexer
#include "AmdaProvider.h"
#include "AmdaDefs.h"
#include "AmdaResultParser.h"
#include "AmdaServer.h"
#include <Common/DateUtils.h>
#include <Data/DataProviderParameters.h>
#include <Network/NetworkController.h>
#include <SqpApplication.h>
#include <Variable/Variable.h>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QTemporaryFile>
#include <QThread>
Q_LOGGING_CATEGORY(LOG_AmdaProvider, "AmdaProvider")
namespace {
/// URL format for a request on AMDA server. The parameters are as follows:
/// - %1: server URL
/// - %2: start date
/// - %3: end date
/// - %4: parameter id
/// AMDA V2: http://amdatest.irap.omp.eu/php/rest/
const auto AMDA_URL_FORMAT = QStringLiteral(
"http://%1/php/rest/"
"getParameter.php?startTime=%2&stopTime=%3&parameterID=%4&outputFormat=ASCII&"
"timeFormat=ISO8601&gzip=0");
/// Dates format passed in the URL (e.g 2013-09-23T09:00)
const auto AMDA_TIME_FORMAT = QStringLiteral("yyyy-MM-ddThh:mm:ss");
/// Formats a time to a date that can be passed in URL
QString dateFormat(double sqpRange) noexcept
{
auto dateTime = DateUtils::dateTime(sqpRange);
return dateTime.toString(AMDA_TIME_FORMAT);
}
AmdaResultParser::ValueType valueType(const QString &valueType)
{
if (valueType == QStringLiteral("scalar")) {
return AmdaResultParser::ValueType::SCALAR;
}
else if (valueType == QStringLiteral("spectrogram")) {
return AmdaResultParser::ValueType::SPECTROGRAM;
}
else if (valueType == QStringLiteral("vector")) {
return AmdaResultParser::ValueType::VECTOR;
}
else {
return AmdaResultParser::ValueType::UNKNOWN;
}
}
} // namespace
AmdaProvider::AmdaProvider()
{
qCDebug(LOG_AmdaProvider()) << tr("AmdaProvider::AmdaProvider") << QThread::currentThread();
if (auto app = sqpApp) {
auto &networkController = app->networkController();
connect(this, SIGNAL(requestConstructed(std::shared_ptr<QNetworkRequest>, QUuid,
std::function<void(QNetworkReply *, QUuid)>)),
&networkController,
SLOT(onProcessRequested(std::shared_ptr<QNetworkRequest>, QUuid,
std::function<void(QNetworkReply *, QUuid)>)));
connect(&sqpApp->networkController(),
SIGNAL(replyDownloadProgress(QUuid, std::shared_ptr<QNetworkRequest>, double)),
this,
SLOT(onReplyDownloadProgress(QUuid, std::shared_ptr<QNetworkRequest>, double)));
}
}
std::shared_ptr<IDataProvider> AmdaProvider::clone() const
{
// No copy is made in the clone
return std::make_shared<AmdaProvider>();
}
void AmdaProvider::requestDataLoading(QUuid acqIdentifier, const DataProviderParameters &parameters)
{
// NOTE: Try to use multithread if possible
const auto times = parameters.m_Times;
const auto data = parameters.m_Data;
for (const auto &dateTime : qAsConst(times)) {
qCDebug(LOG_AmdaProvider()) << tr("TORM AmdaProvider::requestDataLoading ") << acqIdentifier
<< dateTime;
this->retrieveData(acqIdentifier, dateTime, data);
// TORM when AMDA will support quick asynchrone request
QThread::msleep(1000);
}
}
void AmdaProvider::requestDataAborting(QUuid acqIdentifier)
{
if (auto app = sqpApp) {
auto &networkController = app->networkController();
networkController.onReplyCanceled(acqIdentifier);
}
}
void AmdaProvider::onReplyDownloadProgress(QUuid acqIdentifier,
std::shared_ptr<QNetworkRequest> networkRequest,
double progress)
{
qCDebug(LOG_AmdaProvider()) << tr("onReplyDownloadProgress") << acqIdentifier
<< networkRequest.get() << progress;
auto acqIdToRequestProgressMapIt = m_AcqIdToRequestProgressMap.find(acqIdentifier);
if (acqIdToRequestProgressMapIt != m_AcqIdToRequestProgressMap.end()) {
// Update the progression for the current request
auto requestPtr = networkRequest;
auto findRequest = [requestPtr](const auto &entry) { return requestPtr == entry.first; };
auto &requestProgressMap = acqIdToRequestProgressMapIt->second;
auto requestProgressMapEnd = requestProgressMap.end();
auto requestProgressMapIt
= std::find_if(requestProgressMap.begin(), requestProgressMapEnd, findRequest);
if (requestProgressMapIt != requestProgressMapEnd) {
requestProgressMapIt->second = progress;
}
else {
// This case can happened when a progression is send after the request has been
// finished.
// Generaly the case when aborting a request
qCDebug(LOG_AmdaProvider()) << tr("Can't retrieve Request in progress") << acqIdentifier
<< networkRequest.get() << progress;
}
// Compute the current final progress and notify it
double finalProgress = 0.0;
auto fraq = requestProgressMap.size();
for (auto requestProgress : requestProgressMap) {
finalProgress += requestProgress.second;
qCDebug(LOG_AmdaProvider()) << tr("Current final progress without fraq:")
<< finalProgress << requestProgress.second;
}
if (fraq > 0) {
finalProgress = finalProgress / fraq;
}
qCDebug(LOG_AmdaProvider()) << tr("Current final progress: ") << fraq << finalProgress;
emit dataProvidedProgress(acqIdentifier, finalProgress);
}
else {
// This case can happened when a progression is send after the request has been finished.
// Generaly the case when aborting a request
emit dataProvidedProgress(acqIdentifier, 100.0);
}
}
void AmdaProvider::retrieveData(QUuid token, const SqpRange &dateTime, const QVariantHash &data)
{
// Retrieves product ID from data: if the value is invalid, no request is made
auto productId = data.value(AMDA_XML_ID_KEY).toString();
if (productId.isNull()) {
qCCritical(LOG_AmdaProvider()) << tr("Can't retrieve data: unknown product id");
return;
}
// Retrieves the data type that determines whether the expected format for the result file is
// scalar, vector...
auto productValueType = valueType(data.value(AMDA_DATA_TYPE_KEY).toString());
// /////////// //
// Creates URL //
// /////////// //
auto startDate = dateFormat(dateTime.m_TStart);
auto endDate = dateFormat(dateTime.m_TEnd);
QVariantHash urlProperties{{AMDA_SERVER_KEY, data.value(AMDA_SERVER_KEY)}};
auto url = QUrl{QString{AMDA_URL_FORMAT}.arg(AmdaServer::instance().url(urlProperties),
startDate, endDate, productId)};
qCInfo(LOG_AmdaProvider()) << tr("TORM AmdaProvider::retrieveData url:") << url;
auto tempFile = std::make_shared<QTemporaryFile>();
// LAMBDA
auto httpDownloadFinished = [this, dateTime, tempFile,
productValueType](QNetworkReply *reply, QUuid dataId) noexcept {
// Don't do anything if the reply was abort
if (reply->error() == QNetworkReply::NoError) {
if (tempFile) {
auto replyReadAll = reply->readAll();
if (!replyReadAll.isEmpty()) {
tempFile->write(replyReadAll);
}
tempFile->close();
// Parse results file
if (auto dataSeries
= AmdaResultParser::readTxt(tempFile->fileName(), productValueType)) {
emit dataProvided(dataId, dataSeries, dateTime);
}
else {
/// @todo ALX : debug
emit dataProvidedFailed(dataId);
}
}
m_AcqIdToRequestProgressMap.erase(dataId);
}
else {
qCCritical(LOG_AmdaProvider()) << tr("httpDownloadFinished ERROR");
emit dataProvidedFailed(dataId);
}
};
auto httpFinishedLambda
= [this, httpDownloadFinished, tempFile](QNetworkReply *reply, QUuid dataId) noexcept {
// Don't do anything if the reply was abort
if (reply->error() == QNetworkReply::NoError) {
auto downloadFileUrl = QUrl{QString{reply->readAll()}.trimmed()};
qCInfo(LOG_AmdaProvider())
<< tr("TORM AmdaProvider::retrieveData downloadFileUrl:") << downloadFileUrl;
// Executes request for downloading file //
// Creates destination file
if (tempFile->open()) {
// Executes request and store the request for progression
auto request = std::make_shared<QNetworkRequest>(downloadFileUrl);
updateRequestProgress(dataId, request, 0.0);
emit requestConstructed(request, dataId, httpDownloadFinished);
}
else {
emit dataProvidedFailed(dataId);
}
}
else {
qCCritical(LOG_AmdaProvider()) << tr("httpFinishedLambda ERROR");
m_AcqIdToRequestProgressMap.erase(dataId);
emit dataProvidedFailed(dataId);
}
};
// //////////////// //
// Executes request //
// //////////////// //
auto request = std::make_shared<QNetworkRequest>(url);
qCDebug(LOG_AmdaProvider()) << tr("First Request creation") << request.get();
updateRequestProgress(token, request, 0.0);
emit requestConstructed(request, token, httpFinishedLambda);
}
void AmdaProvider::updateRequestProgress(QUuid acqIdentifier,
std::shared_ptr<QNetworkRequest> request, double progress)
{
qCDebug(LOG_AmdaProvider()) << tr("updateRequestProgress request") << request.get();
auto acqIdToRequestProgressMapIt = m_AcqIdToRequestProgressMap.find(acqIdentifier);
if (acqIdToRequestProgressMapIt != m_AcqIdToRequestProgressMap.end()) {
auto &requestProgressMap = acqIdToRequestProgressMapIt->second;
auto requestProgressMapIt = requestProgressMap.find(request);
if (requestProgressMapIt != requestProgressMap.end()) {
requestProgressMapIt->second = progress;
qCDebug(LOG_AmdaProvider()) << tr("updateRequestProgress new progress for request")
<< acqIdentifier << request.get() << progress;
}
else {
qCDebug(LOG_AmdaProvider()) << tr("updateRequestProgress new request") << acqIdentifier
<< request.get() << progress;
acqIdToRequestProgressMapIt->second.insert(std::make_pair(request, progress));
}
}
else {
qCDebug(LOG_AmdaProvider()) << tr("updateRequestProgress new acqIdentifier")
<< acqIdentifier << request.get() << progress;
auto requestProgressMap = std::map<std::shared_ptr<QNetworkRequest>, double>{};
requestProgressMap.insert(std::make_pair(request, progress));
m_AcqIdToRequestProgressMap.insert(
std::make_pair(acqIdentifier, std::move(requestProgressMap)));
}
}