1 files changed, 126 insertions, 0 deletions
diff --git a/heimdall-frontend/source/aboutform.cpp b/heimdall-frontend/source/aboutform.cpp
new file mode 100644
index 0000000..93e56fb
--- /dev/null
+++ b/heimdall-frontend/source/aboutform.cpp
@@ -0,0 +1,126 @@
+/* Copyright (c) 2010-2014 Benjamin Dobell, Glass Echidna
+ 
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+ 
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+ 
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE.*/
+
+// Qt
+#include <QDir>
+#include <QProcess>
+
+// Heimdall Frontend
+#include "aboutform.h"
+
+#include <QStringList>
+
+#define UNUSED(x) (void)(x)
+
+using namespace HeimdallFrontend;
+
+AboutForm::AboutForm(QWidget *parent) : QWidget(parent)
+{
+	setupUi(this);
+	
+	// Heimdall Command Line
+	QObject::connect(&heimdallProcess, SIGNAL(readyRead()), this, SLOT(HandleHeimdallStdout()));
+	QObject::connect(&heimdallProcess, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(HandleHeimdallReturned(int, QProcess::ExitStatus)));
+	QObject::connect(&heimdallProcess, SIGNAL(error(QProcess::ProcessError)), this, SLOT(HandleHeimdallError(QProcess::ProcessError)));
+
+	heimdallFailed = false;
+
+	RetrieveHeimdallVersion();
+}
+
+void AboutForm::RetrieveHeimdallVersion(void)
+{
+	heimdallProcess.setReadChannel(QProcess::StandardOutput);
+	
+	heimdallProcess.start("heimdall", QStringList("version"));
+	heimdallProcess.waitForFinished(350);
+	
+	// OS X was playing up and not finding heimdall, so we're manually checking the PATH.
+	if (heimdallFailed)
+	{
+		QStringList environment = QProcess::systemEnvironment();
+		
+		QStringList paths;
+
+		// Ensure /usr/bin is in PATH
+		for (int i = 0; i < environment.length(); i++)
+		{
+			if (environment[i].left(5) == "PATH=")
+			{
+				paths = environment[i].mid(5).split(':');
+				paths.prepend("/usr/bin");
+				break;
+			}
+		}
+		
+		int pathIndex = -1;
+		
+		while (heimdallFailed && ++pathIndex < paths.length())
+		{
+			QString heimdallPath = paths[pathIndex];
+			
+			if (heimdallPath.length() > 0)
+			{
+				heimdallFailed = false;
+				
+				if (heimdallPath[heimdallPath.length() - 1] != QDir::separator())
+					heimdallPath += QDir::separator();
+				
+				heimdallPath += "heimdall";
+				
+				heimdallProcess.start(heimdallPath, QStringList("version"));
+				heimdallProcess.waitForFinished(350);
+			}
+		}
+		
+		if (heimdallFailed)
+			versionCopyrightLabel->setText(versionCopyrightLabel->text().replace("%HEIMDALL-VERSION%", ""));
+	}
+}
+
+void AboutForm::HandleHeimdallStdout(void)
+{
+	QString version = heimdallProcess.readAll();
+
+	if (version.length() > 0)
+	{
+		if (version.at(0) == QChar('v'))
+			version = version.mid(1);
+
+		versionCopyrightLabel->setText(versionCopyrightLabel->text().replace("%HEIMDALL-VERSION%", "Version " + version + "<br />"));
+	}
+}
+
+void AboutForm::HandleHeimdallReturned(int exitCode, QProcess::ExitStatus exitStatus)
+{
+	UNUSED(exitCode);
+	UNUSED(exitStatus);
+
+	// If for some reason %HEIMDALL-VERSION% hasn't been replaced yet, we'll replace it with an empty string.
+	versionCopyrightLabel->setText(versionCopyrightLabel->text().replace("%HEIMDALL-VERSION%", ""));
+}
+
+void AboutForm::HandleHeimdallError(QProcess::ProcessError error)
+{
+	UNUSED(error);
+
+	heimdallFailed = true;
+}
+