From 46c32f6c4753fe7c04ab3e598784d52625de314e Mon Sep 17 00:00:00 2001
From: greye <greye@null.net>
Date: Tue, 20 May 2014 10:37:04 +0400
Subject: [PATCH] OpenEngine MyGUI logging facility

---
 CMakeLists.txt                      |  1 +
 libs/openengine/gui/loglistener.cpp | 39 +++++++++++++++++++++++++++++
 libs/openengine/gui/loglistener.hpp | 35 ++++++++++++++++++++++++++
 libs/openengine/gui/manager.cpp     | 39 +++++++++++++++++++++++++----
 libs/openengine/gui/manager.hpp     |  2 ++
 5 files changed, 111 insertions(+), 5 deletions(-)
 create mode 100644 libs/openengine/gui/loglistener.cpp
 create mode 100644 libs/openengine/gui/loglistener.hpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8179021a4..9abd6ac3f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -129,6 +129,7 @@ set(OENGINE_OGRE
 )
 
 set(OENGINE_GUI
+  ${LIBDIR}/openengine/gui/loglistener.cpp
   ${LIBDIR}/openengine/gui/manager.cpp
   ${LIBDIR}/openengine/gui/layout.hpp
 )
diff --git a/libs/openengine/gui/loglistener.cpp b/libs/openengine/gui/loglistener.cpp
new file mode 100644
index 000000000..da36b90a2
--- /dev/null
+++ b/libs/openengine/gui/loglistener.cpp
@@ -0,0 +1,39 @@
+#include "loglistener.hpp"
+
+#include <iomanip>
+#include <time.h>
+
+#include <boost/filesystem/path.hpp>
+
+namespace MyGUI
+{
+    void CustomLogListener::open()
+    {
+        mStream.open(boost::filesystem::path(mFileName), std::ios_base::out);
+    }
+
+    void CustomLogListener::close()
+    {
+        if (mStream.is_open())
+            mStream.close();
+    }
+
+    void CustomLogListener::flush()
+    {
+        if (mStream.is_open())
+            mStream.flush();
+    }
+
+    void CustomLogListener::log(const std::string& _section, LogLevel _level, const struct tm* _time, const std::string& _message, const char* _file, int _line)
+    {
+        if (mStream.is_open())
+        {
+            const char* separator = "  |  ";
+            mStream << std::setw(2) << std::setfill('0') << _time->tm_hour << ":"
+                << std::setw(2) << std::setfill('0') << _time->tm_min << ":"
+                << std::setw(2) << std::setfill('0') << _time->tm_sec << separator
+                << _section << separator << _level.print() << separator
+                << _message << separator << _file << separator << _line << std::endl;
+        }
+    }
+}
diff --git a/libs/openengine/gui/loglistener.hpp b/libs/openengine/gui/loglistener.hpp
new file mode 100644
index 000000000..20f23cf0c
--- /dev/null
+++ b/libs/openengine/gui/loglistener.hpp
@@ -0,0 +1,35 @@
+#ifndef OPENENGINE_MYGUI_LOGLISTENER_H
+#define OPENENGINE_MYGUI_LOGLISTENER_H
+
+#include <string>
+#include <boost/filesystem/fstream.hpp>
+
+#include <MyGUI_ILogListener.h>
+
+namespace MyGUI
+{
+    class CustomLogListener : public ILogListener
+    {
+    public:
+        CustomLogListener(const std::string &name)
+            : mFileName(name)
+        {}
+
+        ~CustomLogListener() {}
+
+        virtual void open();
+        virtual void close();
+        virtual void flush();
+
+        virtual void log(const std::string& _section, LogLevel _level, const struct tm* _time, const std::string& _message, const char* _file, int _line);
+
+        const std::string& getFileName() const { return mFileName; }
+
+    private:
+        boost::filesystem::ofstream mStream;
+        std::string mFileName;
+    };
+
+}
+
+#endif
diff --git a/libs/openengine/gui/manager.cpp b/libs/openengine/gui/manager.cpp
index 91937d24b..fa7419b32 100644
--- a/libs/openengine/gui/manager.cpp
+++ b/libs/openengine/gui/manager.cpp
@@ -1,9 +1,14 @@
 #include "manager.hpp"
+#include "loglistener.hpp"
 
 #include <MyGUI_Gui.h>
 #include <MyGUI_OgrePlatform.h>
 #include <MyGUI_Timer.h>
 
+#include <MyGUI_LevelLogFilter.h>
+#include <MyGUI_LogSource.h>
+#include <MyGUI_ConsoleLogListener.h>
+
 #include <cassert>
 
 #include <extern/shiny/Main/Factory.hpp>
@@ -554,8 +559,32 @@ public:
     }
 };
 
-}
+class LogFacility
+{
+    ConsoleLogListener  mConsole;
+    CustomLogListener   mFile;
+    LevelLogFilter      mFilter;
+    LogSource           mSource;
+
+public:
+
+    LogFacility(const std::string &output, bool console)
+      : mFile(output)
+    {
+        mConsole.setEnabled(console);
+        mFilter.setLoggingLevel(LogLevel::Info);
 
+        mSource.addLogListener(&mFile);
+        mSource.addLogListener(&mConsole);
+        mSource.setLogFilter(&mFilter);
+
+        mSource.open();
+    }
+
+    LogSource *getSource() { return &mSource; }
+};
+
+}
 
 void MyGUIManager::setup(Ogre::RenderWindow *wnd, Ogre::SceneManager *mgr, bool logging, const std::string& logDir)
 {
@@ -586,10 +615,8 @@ void MyGUIManager::setup(Ogre::RenderWindow *wnd, Ogre::SceneManager *mgr, bool
         mRenderManager = new MyGUI::OgreRenderManager();
     mDataManager = new MyGUI::FixedOgreDataManager();
 
-    LogManager::getInstance().setSTDOutputEnabled(logging);
-
-    if (!theLogFile.empty())
-        LogManager::getInstance().createDefaultSource(theLogFile);
+    mLogFacility = new MyGUI::LogFacility(theLogFile, logging);
+    LogManager::getInstance().addLogSource(mLogFacility->getSource());
 
     if (mShaderRenderManager)
         mShaderRenderManager->initialise(wnd, mgr);
@@ -648,5 +675,7 @@ void MyGUIManager::shutdown()
         delete mLogManager;
         mLogManager = NULL;
     }
+    delete mLogFacility;
+
     mGui = NULL;
 }
diff --git a/libs/openengine/gui/manager.hpp b/libs/openengine/gui/manager.hpp
index cca70dfcf..8923a5cc8 100644
--- a/libs/openengine/gui/manager.hpp
+++ b/libs/openengine/gui/manager.hpp
@@ -10,6 +10,7 @@ namespace MyGUI
   class OgreDataManager;
   class OgreRenderManager;
   class ShaderBasedRenderManager;
+  class LogFacility;
 }
 
 namespace Ogre
@@ -25,6 +26,7 @@ namespace GUI
     {
         MyGUI::Gui *mGui;
         MyGUI::LogManager* mLogManager;
+        MyGUI::LogFacility* mLogFacility;
         MyGUI::OgreDataManager* mDataManager;
         MyGUI::OgreRenderManager* mRenderManager;
         MyGUI::ShaderBasedRenderManager* mShaderRenderManager;