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Authorization_engine.cpp
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Authorization_engine.cpp
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#include "Authorization_engine.h"
enum class RESPONSE{
};
Authorization_engine::Authorization_engine(
QString Client_ID,
QString requirements,
QObject *parent
)
: QObject{parent},
Client_ID(Client_ID),
requirements(requirements)
{
Code_verifier = generateCodeVerifier();
//qDebug() << "Code_verifier = " << Code_verifier;
codeChallenge = QString(createCodeChallenge(Code_verifier));
}
QString Authorization_engine::percent_encoding(const QString& param)
{
return QString::fromStdString(QUrl::toPercentEncoding(param).toStdString());
}
QUrl Authorization_engine::make_authorization_url()
{
QUrlQuery q;
q.addQueryItem(percent_encoding("response_type"), percent_encoding("code"));
q.addQueryItem(percent_encoding("redirect_uri"), percent_encoding(Callback_URL.toString()));
q.addQueryItem(percent_encoding("client_id"), percent_encoding(Client_ID));
q.addQueryItem(percent_encoding("scope"), percent_encoding(requirements));
q.addQueryItem(percent_encoding("code_challenge"), percent_encoding(codeChallenge));
q.addQueryItem(percent_encoding("code_challenge_method"), percent_encoding("S256"));
q.addQueryItem(percent_encoding("state"), percent_encoding(QUuid::createUuid().toString()));
Direct_URL.setQuery(q);
return Direct_URL;
}
QNetworkReply* Authorization_engine::GET_request(const QUrl& url)
{
QNetworkRequest req;
req.setUrl(url);
return manager->get(req);
}
void Authorization_engine::POST_request_for_token(const QUrl &url)
{
QNetworkRequest request(url);
request.setRawHeader("Content-Type", "application/x-www-form-urlencoded");
request.setRawHeader("Host", "login.eveonline.com");
connect(manager,&QNetworkAccessManager::finished,this,&Authorization_engine::get_POST_RESPONSE_for_token);
QByteArray postData; // payload
postData.append("grant_type=authorization_code");
postData.append("&code=" + authorization_code.toUtf8());
postData.append("&client_id=" + Client_ID.toUtf8());
postData.append("&code_verifier=" + QByteArray(Code_verifier.constData()));
QNetworkReply *reply = manager->post(request, postData);
return;
}
QByteArray Authorization_engine::generateCodeVerifier()
{
// Generate 32 random bites
QByteArray randomBytes(32, Qt::Uninitialized);
for (int i = 0; i < randomBytes.size(); ++i) {
randomBytes[i] = static_cast<quint8>(QRandomGenerator::global()->generate());
}
return randomBytes.toBase64(QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
}
QByteArray Authorization_engine::createCodeChallenge(const QByteArray &Code_verifier)
{
// Hashing the code identifier using SHA-256
QByteArray hash = QCryptographicHash::hash(Code_verifier, QCryptographicHash::Sha256);
return hash.toBase64(QByteArray::Base64UrlEncoding | QByteArray::OmitTrailingEquals);
}
QString Authorization_engine::p_Direct_URL()
{
return make_authorization_url().toString();
}
void Authorization_engine::get_answer(QNetworkReply *reply)
{
if (reply->error()) {
qDebug() << reply->errorString();
qDebug() << reply->error();
return ;
}
auto ans = reply->readAll();
QJsonDocument doc = QJsonDocument::fromJson(ans);
qDebug() << doc;
return;
}
void Authorization_engine::get_code(QString code)
{
authorization_code = code;
POST_request_for_token(POST_URL);
return;
}
void Authorization_engine::get_POST_RESPONSE_for_token(QNetworkReply *reply)
{
if (reply->error()) {
qDebug() << reply->errorString();
qDebug() << reply->error();
reply->deleteLater();
return ;
}
auto ans = reply->readAll();
QJsonDocument doc = QJsonDocument::fromJson(ans);
qDebug() << "below your JSON payload";
qDebug() << "access_token: "+ doc["access_token"].toString();
qDebug() << "access_token: " << doc["expires_in"].toDouble();
qDebug() << "token_type: " + doc["token_type"].toString();
qDebug() << "refresh_token: " + doc["refresh_token"].toString();
qDebug() << "";
qDebug() << "";
disconnect(manager,&QNetworkAccessManager::finished,this,&Authorization_engine::get_POST_RESPONSE_for_token);
Validating_JWT* validating_JWT= new Validating_JWT(manager, doc["access_token"].toString());
/*
QNetworkAccessManager* manager2 = new QNetworkAccessManager();
QNetworkRequest request(QUrl("https://esi.evetech.net/latest/characters/id/wallet/"));
request.setRawHeader("Authorization", (QString("Bearer ") + doc["access_token"].toString()).toUtf8());
QNetworkReply* replyy = manager2->get(request);
QObject::connect(manager2, &QNetworkAccessManager::finished, [](QNetworkReply *reply) {
if (reply->error() == QNetworkReply::NoError) {
QByteArray responseData = reply->readAll();
qDebug() << "OJOJI;" << responseData;
} else {
qDebug() << "Error: " << reply->errorString();
}
});
*/
reply->deleteLater();
return;
}