Fuel now uses the http port that Fossil reports when starting the web ui.

FossilOrigin-Name: 5c9a7defad9f6c77db2447df1d904e24001ec40e

src/Fossil.cpp

@@ -1,7 +1,6 @@
 #include "Fossil.h"
 #include <QStringList>
 #include <QCoreApplication>
-#include <LoggedProcess.h>
 #include <QTextCodec>
 #include <QDebug>
 #include <QDir>
@@ -14,6 +13,9 @@ static const unsigned char		UTF8_BOM[] = { 0xEF, 0xBB, 0xBF };
 // 19: [5c46757d4b9765] on 2012-04-22 04:41:15
 static const QRegExp			REGEX_STASH("\\s*(\\d+):\\s+\\[(.*)\\] on (\\d+)-(\\d+)-(\\d+) (\\d+):(\\d+):(\\d+)", Qt::CaseInsensitive);
 
+// Listening for HTTP requests on TCP port 8081
+static const QRegExp			REGEX_PORT(".*TCP port ([0-9]+)\\n", Qt::CaseSensitive);
+
 ///////////////////////////////////////////////////////////////////////////////
 RepoStatus Fossil::getRepoStatus()
 {
@@ -1006,7 +1008,7 @@ bool Fossil::startUI(const QString &httpPort)
 	if(!httpPort.isEmpty())
 		params << "-P" << httpPort;
 
-	fossilUI.start(params);
+	fossilUI.start(getFossilPath(), params);
 
 	if(!fossilUI.waitForStarted() || fossilUI.state()!=QProcess::Running)
 	{
@@ -1014,6 +1016,50 @@ bool Fossil::startUI(const QString &httpPort)
 		return false;
 	}
 
+#ifdef Q_OS_WIN
+	QTextCodec *codec = QTextCodec::codecForName("UTF-8");
+#else
+	QTextCodec *codec = QTextCodec::codecForLocale();
+#endif
+
+	Q_ASSERT(codec);
+	QTextDecoder *decoder = codec->makeDecoder();
+	Q_ASSERT(decoder);
+
+	fossilUIPort.clear();
+
+	// Wait for fossil to report the http port
+	QString buffer;
+	while(true)
+	{
+		QProcess::ProcessState state = fossilUI.state();
+		qint64 bytes_avail = fossilUI.logBytesAvailable();
+
+		if(state!=QProcess::Running && bytes_avail<1)
+			break;
+
+		QByteArray input;
+		fossilUI.getLogAndClear(input);
+
+		buffer += decoder->toUnicode(input);
+
+		// Normalize line endings
+		buffer = buffer.replace("\r\n", "\n");
+		buffer = buffer.replace("\r", "\n");
+
+		int index = REGEX_PORT.indexIn(buffer);
+		if(index==-1)
+		{
+			QCoreApplication::processEvents(QEventLoop::ExcludeUserInputEvents);
+			continue;
+		}
+
+		// Extract port
+		fossilUIPort = REGEX_PORT.cap(1).trimmed();
+
+		// Done parsing
+		break;
+	}
 	return true;
 }
 
@@ -1029,4 +1075,13 @@ void Fossil::stopUI()
 #endif
 	}
 	fossilUI.close();
+	fossilUIPort.clear();
+}
+
+//------------------------------------------------------------------------------
+QString Fossil::getUIHttpAddress() const
+{
+	if(fossilUIPort.isEmpty())
+		return QString();
+	return "http://127.0.0.1:"+fossilUIPort;
 }

src/Fossil.h

@@ -5,7 +5,7 @@ class QStringList;
 #include <QString>
 #include <QStringList>
 #include <QObject>
-#include <QProcess>
+#include "LoggedProcess.h"
 #include "Utils.h"
 
 typedef QMap<QString, QString> stashmap_t;
@@ -125,6 +125,9 @@ public:
 	const QString &getCurrentRevision() const { return currentRevision; }
 	const QStringList &getCurrentTags() const { return currentTags; }
 
+	const QString &getUIHttpPort() const { return fossilUIPort; }
+	QString getUIHttpAddress() const;
+
 private:
 	void log(const QString &text, bool isHTML=false)
 	{
@@ -142,7 +145,8 @@ private:
 	QString				projectName;
 	QString				currentRevision;
 	QStringList			currentTags;
-	QProcess			fossilUI;
+	LoggedProcess		fossilUI;
+	QString				fossilUIPort;
 };
 
 

src/MainWindow.cpp

@@ -1083,7 +1083,7 @@ void MainWindow::fossilBrowse(const QString &fossilUrl)
 
 	bool use_internal = settings.GetValue(FUEL_SETTING_WEB_BROWSER).toInt() == 1;
 
-	QUrl url = QUrl(getFossilHttpAddress()+fossilUrl);
+	QUrl url = QUrl(fossil().getUIHttpAddress()+fossilUrl);
 
 	if(use_internal)
 	{
@@ -1254,8 +1254,7 @@ void MainWindow::on_actionDiff_triggered()
 //------------------------------------------------------------------------------
 bool MainWindow::startUI()
 {
-	QString port = settings.GetValue(FUEL_SETTING_HTTP_PORT).toString();
-	bool started = fossil().startUI(port);
+	bool started = fossil().startUI("");
 	ui->actionFossilUI->setChecked(started);
 	return started;
 }
@@ -1724,13 +1723,6 @@ void MainWindow::on_actionViewAsFolders_triggered()
 	updateFileView();
 }
 
-//------------------------------------------------------------------------------
-QString MainWindow::getFossilHttpAddress()
-{
-	QString port = settings.GetValue(FUEL_SETTING_HTTP_PORT).toString();
-	return "http://127.0.0.1:"+port;
-}
-
 //------------------------------------------------------------------------------
 void MainWindow::onWorkspaceTreeViewSelectionChanged(const QItemSelection &/*selected*/, const QItemSelection &/*deselected*/)
 {

src/MainWindow.h

@@ -48,7 +48,6 @@ private:
 	void rebuildRecent();
 	bool openWorkspace(const QString &path);
 	void loadFossilSettings();
-	QString getFossilHttpAddress();
 	void updateWorkspaceView();
 	void updateFileView();
 	void selectRootDir();