work on pasting instance logs

blame clang for formatting changes

logic/net/PasteUpload.cpp

@@ -0,0 +1,84 @@
+#include "PasteUpload.h"
+#include "MultiMC.h"
+#include "logger/QsLog.h"
+#include <QJsonObject>
+#include <QJsonDocument>
+#include "gui/dialogs/CustomMessageBox.h"
+
+PasteUpload::PasteUpload(QWidget *window, QString text) : m_text(text), m_window(window)
+{
+}
+
+void PasteUpload::executeTask()
+{
+	QNetworkRequest request(QUrl("http://paste.ee/api"));
+	request.setHeader(QNetworkRequest::UserAgentHeader, "MultiMC/5.0 (Uncached)");
+	QByteArray content(
+		"key=public&description=MultiMC5+Log+File&language=plain&format=json&paste=" +
+		m_text.toUtf8());
+	request.setRawHeader("Content-Type", "application/x-www-form-urlencoded");
+	request.setRawHeader("Content-Length", QByteArray::number(content.size()));
+
+	auto worker = MMC->qnam();
+	QNetworkReply *rep = worker->post(request, content);
+
+	m_reply = std::shared_ptr<QNetworkReply>(rep);
+	connect(rep, &QNetworkReply::downloadProgress, [&](qint64 value, qint64 max)
+	{ setProgress(value / max * 100); });
+	connect(rep, SIGNAL(error(QNetworkReply::NetworkError)), this,
+			SLOT(downloadError(QNetworkReply::NetworkError)));
+	connect(rep, SIGNAL(finished()), this, SLOT(downloadFinished()));
+}
+
+void PasteUpload::downloadError(QNetworkReply::NetworkError error)
+{
+	// error happened during download.
+	QLOG_ERROR() << "Network error: " << error;
+	emitFailed(m_reply->errorString());
+}
+
+void PasteUpload::downloadFinished()
+{
+	// if the download succeeded
+	if (m_reply->error() == QNetworkReply::NetworkError::NoError)
+	{
+		QByteArray data = m_reply->readAll();
+		m_reply.reset();
+		QJsonParseError jsonError;
+		QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
+		if (jsonError.error != QJsonParseError::NoError)
+		{
+			emitFailed(jsonError.errorString());
+			return;
+		}
+		QString error;
+		if (parseResult(doc, &error))
+		{
+			emitFailed(error);
+			return;
+		}
+	}
+	// else the download failed
+	else
+	{
+		emitFailed(QString("Network error: %s").arg(m_reply->errorString()));
+		m_reply.reset();
+		return;
+	}
+	emitSucceeded();
+}
+
+bool PasteUpload::parseResult(QJsonDocument doc, QString *parseError)
+{
+	auto object = doc.object();
+	auto status = object.value("status").toString("error");
+	if (status == "error")
+	{
+		parseError = new QString(object.value("error").toString());
+		return false;
+	}
+	QString pasteUrl = object.value("paste").toObject().value("link").toString();
+	m_messageBox =
+			CustomMessageBox::selectable(m_window, "Paste upload successful!", QString("Find your paste at %s").arg(pasteUrl));
+	return true;
+}

logic/net/PasteUpload.h

@@ -0,0 +1,30 @@
+#pragma once
+#include "logic/tasks/Task.h"
+#include <QMessageBox>
+#include <QNetworkReply>
+#include <memory>
+
+class PasteUpload : public Task
+{
+public:
+	PasteUpload(QWidget *window, QString text);
+	QMessageBox *messageBox() const
+	{
+		return m_messageBox;
+	}
+
+protected:
+	virtual void executeTask();
+
+private:
+	bool parseResult(QJsonDocument doc, QString *parseError);
+	QString m_text;
+	QString m_error;
+	QWidget *m_window;
+	QMessageBox *m_messageBox;
+	std::shared_ptr<QNetworkReply> m_reply;
+public
+slots:
+	void downloadError(QNetworkReply::NetworkError);
+	void downloadFinished();
+};