4 files changed, 279 insertions, 0 deletions
diff --git a/tasks/logintask.cpp b/tasks/logintask.cpp
new file mode 100644
index 00000000..f683b811
--- /dev/null
+++ b/tasks/logintask.cpp
@@ -0,0 +1,121 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "logintask.h"
+
+#include <QStringList>
+
+#include <QtNetwork/QNetworkAccessManager>
+#include <QtNetwork/QNetworkReply>
+#include <QtNetwork/QNetworkRequest>
+
+#include <QUrl>
+#include <QUrlQuery>
+
+LoginTask::LoginTask(const UserInfo &uInfo, QObject *parent) :
+	Task(parent), uInfo(uInfo)
+{
+	
+}
+
+void LoginTask::executeTask()
+{
+	setStatus("Logging in...");
+	
+	QNetworkAccessManager netMgr;
+	connect(&netMgr, SIGNAL(finished(QNetworkReply*)),
+			SLOT(processNetReply(QNetworkReply*)));
+	
+	QUrl loginURL("https://login.minecraft.net/");
+	QNetworkRequest netRequest(loginURL);
+	netRequest.setHeader(QNetworkRequest::ContentTypeHeader, 
+						 "application/x-www-form-urlencoded");
+	
+	QUrlQuery params;
+	params.addQueryItem("user", uInfo.getUsername());
+	params.addQueryItem("password", uInfo.getPassword());
+	params.addQueryItem("version", "13");
+	
+	netReply = netMgr.post(netRequest, params.query(QUrl::EncodeSpaces).toUtf8());
+	exec();
+}
+
+void LoginTask::processNetReply(QNetworkReply *reply)
+{
+	// Check for errors.
+	switch (reply->error())
+	{
+	case QNetworkReply::NoError:
+	{
+		// Check the response code.
+		int responseCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
+		
+		if (responseCode == 200)
+		{
+			QString responseStr(reply->readAll());
+			
+			QStringList strings = responseStr.split(":");
+			if (strings.count() >= 4)
+			{
+				bool parseSuccess;
+				qint64 latestVersion = strings[0].toLongLong(&parseSuccess);
+				if (parseSuccess)
+				{
+					// strings[1] is the download ticket. It isn't used anymore.
+					QString username = strings[2];
+					QString sessionID = strings[3];
+					
+					LoginResponse response(username, sessionID, latestVersion);
+					emit loginComplete(response);
+				}
+				else
+				{
+					emit loginFailed("Failed to parse Minecraft version string.");
+				}
+			}
+			else
+			{
+				if (responseStr.toLower() == "bad login")
+					emit loginFailed("Invalid username or password.");
+				else if (responseStr.toLower() == "old version")
+					emit loginFailed("Launcher outdated, please update.");
+				else
+					emit loginFailed("Login failed: " + responseStr);
+			}
+		}
+		else if (responseCode == 503)
+		{
+			emit loginFailed("The login servers are currently unavailable. "
+							 "Check http://help.mojang.com/ for more info.");
+		}
+		else
+		{
+			emit loginFailed(QString("Login failed: Unknown HTTP error %1 occurred.").
+							 arg(QString::number(responseCode)));
+		}
+		break;
+	}
+		
+	case QNetworkReply::OperationCanceledError:
+		emit loginFailed("Login canceled.");
+		break;
+		
+	default:
+		emit loginFailed("Login failed: " + reply->errorString());
+		break;
+	}
+	
+	quit();
+}
diff --git a/tasks/logintask.h b/tasks/logintask.h
new file mode 100644
index 00000000..d96bfec7
--- /dev/null
+++ b/tasks/logintask.h
@@ -0,0 +1,48 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef LOGINTASK_H
+#define LOGINTASK_H
+
+#include "task.h"
+
+#include "data/userinfo.h"
+#include "data/loginresponse.h"
+
+//class QNetworkAccessManager;
+class QNetworkReply;
+
+class LoginTask : public Task
+{
+	Q_OBJECT
+public:
+	explicit LoginTask(const UserInfo& uInfo, QObject *parent = 0);
+	
+public slots:
+	void processNetReply(QNetworkReply* reply);
+	
+signals:
+	void loginComplete(LoginResponse loginResponse);
+	void loginFailed(const QString& errorMsg);
+	
+protected:
+	void executeTask();
+	
+	QNetworkReply* netReply;
+	
+	UserInfo uInfo;
+};
+
+#endif // LOGINTASK_H
diff --git a/tasks/task.cpp b/tasks/task.cpp
new file mode 100644
index 00000000..d581a1dd
--- /dev/null
+++ b/tasks/task.cpp
@@ -0,0 +1,56 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "task.h"
+
+Task::Task(QObject *parent) :
+	QThread(parent)
+{
+	
+}
+
+QString Task::getStatus() const
+{
+	return status;
+}
+
+void Task::setStatus(const QString &status)
+{
+	this->status = status;
+	emit statusChanged(status);
+}
+
+int Task::getProgress() const
+{
+	return progress;
+}
+
+void Task::setProgress(int progress)
+{
+	this->progress = progress;
+	emit progressChanged(progress);
+}
+
+void Task::startTask()
+{
+	start();
+}
+
+void Task::run()
+{
+	emit taskStarted(this);
+	executeTask();
+	emit taskEnded(this);
+}
diff --git a/tasks/task.h b/tasks/task.h
new file mode 100644
index 00000000..0124d8cf
--- /dev/null
+++ b/tasks/task.h
@@ -0,0 +1,54 @@
+/* Copyright 2013 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef TASK_H
+#define TASK_H
+
+#include <QObject>
+#include <QThread>
+#include <QString>
+
+class Task : public QThread
+{
+	Q_OBJECT
+public:
+	explicit Task(QObject *parent = 0);
+	
+	// Starts the task.
+	void startTask();
+	
+	QString getStatus() const;
+	int getProgress() const;
+	
+public slots:
+	void setStatus(const QString& status);
+	void setProgress(int progress);
+	
+signals:
+	void taskStarted(Task* task);
+	void taskEnded(Task* task);
+	
+	void statusChanged(const QString& status);
+	void progressChanged(int progress);
+	
+protected:
+	virtual void run();
+	virtual void executeTask() = 0;
+	
+	QString status;
+	int progress;
+};
+
+#endif // TASK_H