Implements multi-protocol support. Adds support for HTTP/HTTPS, adds settings to enable/disable protocols

1 files changed, 78 insertions, 0 deletions

diff --git a/src/webclient.cpp b/src/webclient.cpp
new file mode 100644
index 0000000..6e9b5ab
--- /dev/null
+++ b/src/webclient.cpp
@@ -0,0 +1,78 @@
+#include "webclient.hpp"
+
+#include <QNetworkRequest>
+#include <QNetworkReply>
+
+WebClient::WebClient(QObject *parent) :
+    QObject(parent),
+    current_reply(nullptr)
+{
+    manager.setRedirectPolicy(QNetworkRequest::NoLessSafeRedirectPolicy);
+}
+
+WebClient::~WebClient()
+{
+
+}
+
+bool WebClient::startRequest(const QUrl &url)
+{
+    if(this->current_reply != nullptr)
+        return true;
+
+    this->body.clear();
+
+    QNetworkRequest request(url);
+    request.setMaximumRedirectsAllowed(5);
+    request.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
+
+    this->current_reply = manager.get(request);
+    if(this->current_reply == nullptr)
+        return false;
+
+    connect(this->current_reply, &QNetworkReply::readyRead, this, &WebClient::on_data);
+    connect(this->current_reply, &QNetworkReply::finished, this,  &WebClient::on_finished);
+
+    return true;
+}
+
+bool WebClient::isInProgress() const
+{
+    return (this->current_reply != nullptr);
+}
+
+bool WebClient::cancelRequest()
+{
+    if(this->current_reply != nullptr)
+    {
+        this->current_reply->abort();
+        this->current_reply = nullptr;
+    }
+    this->body.clear();
+    return true;
+}
+
+void WebClient::on_data()
+{
+    this->body.append(this->current_reply->readAll());
+}
+
+void WebClient::on_finished()
+{
+    if(this->current_reply->error() != QNetworkReply::NoError)
+    {
+        emit this->requestFailed(this->current_reply->errorString());
+    }
+    else
+    {
+        auto mime = this->current_reply->header(QNetworkRequest::ContentTypeHeader).toString();
+
+        qDebug() << this->current_reply->url() << mime;
+
+        emit this->requestComplete(this->body, mime);
+
+        this->body.clear();
+    }
+    this->current_reply->deleteLater();
+    this->current_reply = nullptr;
+}