自去年以来,我一直在我的程序中运行这个函数(Linux和Windows)。
现在我需要实现一个新函数,而我的新构建不再运行。
我还有其他使用POST的CUrl函数,结果都是一样的: nok,但我的GET函数是ok的。
我有另一台计算机(安装了Mint19),该程序运行得很流畅,但在我的计算机(也使用Mint19)上,编译是正常的,但它启动了curl.exec (我使用的是Qtcurl
库,inside调用了curl_easy_perform
),并且不再返回。
我安装了这个包: libcurl4-openssl-dev
可以编译我的程序(Linux和Windows)。此程序在Windows上运行。
我的问题是Mint19中的新版本。
安装时缺少什么?
QUrl url("https://pos-api.ifood.com.br/oauth/token");
QUrlQuery q;
q.addQueryItem("client_id", id);
q.addQueryItem("client_secret", secret);
q.addQueryItem("grant_type","password");
q.addQueryItem("username",user);
q.addQueryItem("password",password);
url.setQuery(q);
QtCUrl::Options opt;
opt[CURLOPT_URL] = url;
opt[CURLOPT_POST] = true;
opt[CURLOPT_FOLLOWLOCATION] = true;
opt[CURLOPT_FAILONERROR] = true;
opt[CURLOPT_SSL_VERIFYPEER]= false; // windows
QStringList headers;
headers
<< "cache-control: no-cache"
<< "content-type: application/x-www-form-urlencoded";
opt[CURLOPT_HTTPHEADER] = headers;
val = cUrl.exec(opt); // PROBLEM HERE!!!!
if (cUrl.lastError().isOk()) {
bool ok;
// json is a QString containing the JSON data
QtJson::JsonObject result = QtJson::parse(val, ok).toMap();
token=result["access_token"].toString();
return token;
}
else {
return "";
}
发布于 2019-08-01 14:21:25
我改变了我所有的方法。
第一个函数是带有查询的POST。
QString iFood_getToken2(QString token, int *expira, QString id, QString secret, QString user, QString password, QString host){
if(host!=hostname || !ifood_ativo){
qDebug() << "iFood_getToken2 saindo...";
return "";
}
if(*expira>IFOOD_TASK){
*expira-=IFOOD_TASK;
// qDebug() << "expira " << *expira;
return token; // token válido
}
QUrl url("https://pos-api.ifood.com.br/oauth/token");
QUrlQuery q;
q.addQueryItem("client_id", id);
q.addQueryItem("client_secret", secret);
q.addQueryItem("grant_type","password");
q.addQueryItem("username",user);
q.addQueryItem("password",password);
url.setQuery(q);
QNetworkRequest request(url);
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QVariant(int(QNetworkRequest::AlwaysNetwork)));
QJsonObject json;
QNetworkAccessManager nam;
QNetworkReply *reply = nam.post(request, QJsonDocument(json).toJson());
while (!reply->isFinished())
{
qApp->processEvents();
}
QByteArray response_data = reply->readAll();
QJsonDocument jsonr = QJsonDocument::fromJson(response_data);
reply->deleteLater();
//qDebug() << "ifoodtoken2 " << jsonr["access_token"].toString();
return jsonr["access_token"].toString();
}
我实现了这些新函数:
GET和补丁有一个新的实现
所以,从现在开始,我不再需要使用CUrl库了
QJsonDocument networkGet(QString strUrl, QString token){
QUrl url(strUrl);
QNetworkRequest request(url);
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QVariant(int(QNetworkRequest::AlwaysNetwork)));
QString headerData = "bearer " + token;
request.setRawHeader("Authorization", headerData.toLocal8Bit());
QJsonObject json;
QNetworkAccessManager nam;
QNetworkReply *reply = nam.get(request);
while (!reply->isFinished())
{
qApp->processEvents();
}
QByteArray response_data = reply->readAll();
QJsonDocument json_response = QJsonDocument::fromJson(response_data);
reply->deleteLater();
//qDebug() << "networkGet " << json_response << reply->errorString() << headerData ;
return json_response;
}
int networkPatch(QString strUrl, QString token, QJsonDocument json){
QUrl url(strUrl);
QNetworkRequest request(url);
request.setAttribute(QNetworkRequest::CacheLoadControlAttribute, QVariant(int(QNetworkRequest::AlwaysNetwork)));
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
QString headerData = "bearer " + token;
request.setRawHeader("Authorization", headerData.toLocal8Bit());
QNetworkAccessManager nam;
QByteArray * _b_arr = new QByteArray (QString(json.toJson()).toLatin1());
QBuffer *_qbf_upload =new QBuffer (_b_arr);
QNetworkReply *reply = nam.sendCustomRequest(request,"PATCH",_qbf_upload);
while (!reply->isFinished())
{
qApp->processEvents();
}
QByteArray response_data = reply->readAll();
QJsonDocument json_response = QJsonDocument::fromJson(response_data);
reply->deleteLater();
qDebug() << "networkPatch " << reply->error() << json_response << reply->errorString() << headerData ;
return reply->error();
}
https://stackoverflow.com/questions/57261587
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