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# Conflicts: # assets/webconfig/i18n/en.json # assets/webconfig/js/content_leds.js # libsrc/leddevice/dev_net/ProviderRestApi.cpp # libsrc/leddevice/dev_net/ProviderRestApi.h
356 lines
8.3 KiB
C++
356 lines
8.3 KiB
C++
// Local-Hyperion includes
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#include "ProviderRestApi.h"
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// Qt includes
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#include <QEventLoop>
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#include <QNetworkReply>
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#include <QByteArray>
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#include <QJsonObject>
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//std includes
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#include <iostream>
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#include <chrono>
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// Constants
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namespace {
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bool verbose = false;
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const QChar ONE_SLASH = '/';
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const int HTTP_STATUS_NO_CONTENT = 204;
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const int HTTP_STATUS_BAD_REQUEST = 400;
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const int HTTP_STATUS_UNAUTHORIZED = 401;
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const int HTTP_STATUS_NOT_FOUND = 404;
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constexpr std::chrono::milliseconds DEFAULT_REST_TIMEOUT{ 400 };
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} //End of constants
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ProviderRestApi::ProviderRestApi(const QString& host, int port, const QString& basePath)
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:_log(Logger::getInstance("LEDDEVICE"))
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, _networkManager(nullptr)
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{
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_networkManager = new QNetworkAccessManager();
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_apiUrl.setScheme("http");
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_apiUrl.setHost(host);
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_apiUrl.setPort(port);
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_basePath = basePath;
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}
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ProviderRestApi::ProviderRestApi(const QString& host, int port)
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: ProviderRestApi(host, port, "") {}
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ProviderRestApi::ProviderRestApi()
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: ProviderRestApi("", -1) {}
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ProviderRestApi::~ProviderRestApi()
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{
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delete _networkManager;
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}
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void ProviderRestApi::setUrl(const QUrl& url)
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{
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_apiUrl = url;
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_basePath = url.path();
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}
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void ProviderRestApi::setBasePath(const QString& basePath)
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{
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_basePath.clear();
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appendPath(_basePath, basePath);
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}
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void ProviderRestApi::setPath(const QString& path)
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{
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_path.clear();
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appendPath(_path, path);
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}
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void ProviderRestApi::appendPath(const QString& path)
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{
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appendPath(_path, path);
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}
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void ProviderRestApi::appendPath ( QString& path, const QString &appendPath)
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{
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if (!appendPath.isEmpty() && appendPath != ONE_SLASH)
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{
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if (path.isEmpty() || path == ONE_SLASH)
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{
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path.clear();
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if (appendPath[0] != ONE_SLASH)
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{
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path.push_back(ONE_SLASH);
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}
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}
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else if (path[path.size() - 1] == ONE_SLASH && appendPath[0] == ONE_SLASH)
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{
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path.chop(1);
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}
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else if (path[path.size() - 1] != ONE_SLASH && appendPath[0] != ONE_SLASH)
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{
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path.push_back(ONE_SLASH);
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}
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else
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{
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// Only one slash.
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}
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path.append(appendPath);
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}
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}
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void ProviderRestApi::setFragment(const QString& fragment)
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{
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_fragment = fragment;
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}
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void ProviderRestApi::setQuery(const QUrlQuery& query)
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{
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_query = query;
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}
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QUrl ProviderRestApi::getUrl() const
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{
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QUrl url = _apiUrl;
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QString fullPath = _basePath;
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appendPath(fullPath, _path);
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url.setPath(fullPath);
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url.setFragment(_fragment);
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url.setQuery(_query);
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return url;
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}
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httpResponse ProviderRestApi::get()
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{
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return get(getUrl());
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}
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httpResponse ProviderRestApi::get(const QUrl& url)
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{
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// Perform request
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QNetworkRequest request(url);
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QNetworkReply* reply = _networkManager->get(request);
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// Connect requestFinished signal to quit slot of the loop.
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QEventLoop loop;
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QEventLoop::connect(reply, &QNetworkReply::finished, &loop, &QEventLoop::quit);
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ReplyTimeout::set(reply, DEFAULT_REST_TIMEOUT.count());
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// Go into the loop until the request is finished.
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loop.exec();
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httpResponse response;
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if (reply->operation() == QNetworkAccessManager::GetOperation)
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{
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if(reply->error() != QNetworkReply::NoError)
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{
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Debug(_log, "GET: [%s]", QSTRING_CSTR( url.toString() ));
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}
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response = getResponse(reply );
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}
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// Free space.
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reply->deleteLater();
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// Return response
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return response;
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}
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httpResponse ProviderRestApi::put(const QJsonObject &body)
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{
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return put( getUrl(), QJsonDocument(body).toJson(QJsonDocument::Compact));
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}
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httpResponse ProviderRestApi::put(const QString &body)
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{
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return put( getUrl(), body.toUtf8() );
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}
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httpResponse ProviderRestApi::put(const QUrl &url, const QByteArray &body)
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{
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// Perform request
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QNetworkRequest request(url);
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QNetworkReply* reply = _networkManager->put(request, body);
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// Connect requestFinished signal to quit slot of the loop.
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QEventLoop loop;
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QEventLoop::connect(reply, &QNetworkReply::finished, &loop, &QEventLoop::quit);
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ReplyTimeout::set(reply, DEFAULT_REST_TIMEOUT.count());
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// Go into the loop until the request is finished.
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loop.exec();
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httpResponse response;
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if (reply->operation() == QNetworkAccessManager::PutOperation)
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{
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if(reply->error() != QNetworkReply::NoError)
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{
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Debug(_log, "PUT: [%s] [%s]", QSTRING_CSTR( url.toString() ),body.constData() );
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}
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response = getResponse(reply);
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}
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// Free space.
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reply->deleteLater();
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// Return response
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return response;
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}
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httpResponse ProviderRestApi::post(const QString& body)
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{
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return post(getUrl(), body);
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}
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httpResponse ProviderRestApi::post(const QUrl& url, const QString& body)
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{
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DebugIf(verbose, _log, "POST: [%s] [%s]", QSTRING_CSTR(url.toString()), QSTRING_CSTR(body));
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// Perform request
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QNetworkRequest request(_networkRequestHeaders);
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request.setUrl(url);
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QNetworkReply* reply = _networkManager->post(request, body.toUtf8());
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// Connect requestFinished signal to quit slot of the loop.
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QEventLoop loop;
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QEventLoop::connect(reply,&QNetworkReply::finished,&loop,&QEventLoop::quit);
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// Go into the loop until the request is finished.
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loop.exec();
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httpResponse response;
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if (reply->operation() == QNetworkAccessManager::PostOperation)
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{
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response = getResponse(reply);
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}
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// Free space.
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reply->deleteLater();
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// Return response
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return response;
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}
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httpResponse ProviderRestApi::deleteResource(const QUrl& url)
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{
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DebugIf(verbose, _log, "DELETE: [%s]", QSTRING_CSTR(url.toString()));
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// Perform request
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QNetworkRequest request(_networkRequestHeaders);
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request.setUrl(url);
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QNetworkReply* reply = _networkManager->deleteResource(request);
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// Connect requestFinished signal to quit slot of the loop.
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QEventLoop loop;
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QEventLoop::connect(reply, &QNetworkReply::finished, &loop, &QEventLoop::quit);
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// Go into the loop until the request is finished.
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loop.exec();
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httpResponse response;
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if (reply->operation() == QNetworkAccessManager::DeleteOperation)
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{
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response = getResponse(reply);
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}
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// Free space.
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reply->deleteLater();
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// Return response
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return response;
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}
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httpResponse ProviderRestApi::getResponse(QNetworkReply* const& reply)
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{
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httpResponse response;
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int httpStatusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
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response.setHttpStatusCode(httpStatusCode);
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response.setNetworkReplyError(reply->error());
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if (reply->error() == QNetworkReply::NoError)
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{
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if ( httpStatusCode != HTTP_STATUS_NO_CONTENT ){
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QByteArray replyData = reply->readAll();
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if (!replyData.isEmpty())
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{
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QJsonParseError error;
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QJsonDocument jsonDoc = QJsonDocument::fromJson(replyData, &error);
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if (error.error != QJsonParseError::NoError)
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{
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//Received not valid JSON response
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//std::cout << "Response: [" << replyData.toStdString() << "]" << std::endl;
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response.setError(true);
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response.setErrorReason(error.errorString());
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}
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else
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{
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//std::cout << "Response: [" << QString(jsonDoc.toJson(QJsonDocument::Compact)).toStdString() << "]" << std::endl;
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response.setBody(jsonDoc);
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}
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}
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else
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{ // Create valid body which is empty
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response.setBody(QJsonDocument());
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}
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}
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}
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else
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{
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Debug(_log, "Reply.httpStatusCode [%d]", httpStatusCode );
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QString errorReason;
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if (httpStatusCode > 0) {
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QString httpReason = reply->attribute(QNetworkRequest::HttpReasonPhraseAttribute).toString();
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QString advise;
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switch ( httpStatusCode ) {
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case HTTP_STATUS_BAD_REQUEST:
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advise = "Check Request Body";
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break;
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case HTTP_STATUS_UNAUTHORIZED:
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advise = "Check Authentication Token (API Key)";
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break;
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case HTTP_STATUS_NOT_FOUND:
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advise = "Check Resource given";
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break;
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default:
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break;
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}
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errorReason = QString("[%3 %4] - %5").arg(QString(httpStatusCode), httpReason, advise);
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}
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else {
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errorReason = reply->errorString();
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if ( reply->error() == QNetworkReply::OperationCanceledError )
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{
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//Do not report errors caused by request cancellation because of timeouts
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Debug(_log, "Reply: [%s]", QSTRING_CSTR(errorReason) );
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}
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else
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{
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response.setError(true);
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response.setErrorReason(errorReason);
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}
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}
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// Create valid body which is empty
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response.setBody(QJsonDocument());
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}
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return response;
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}
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void ProviderRestApi::setHeader(QNetworkRequest::KnownHeaders header, const QVariant& value)
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{
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QVariant headerValue = _networkRequestHeaders.header(header);
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if (headerValue.isNull())
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{
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_networkRequestHeaders.setHeader(header, value);
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}
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else
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{
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if (!headerValue.toString().contains(value.toString()))
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{
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_networkRequestHeaders.setHeader(header, headerValue.toString() + "," + value.toString());
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}
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}
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}
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