Implement message modes for 9.6

Fix possible crash when closing otclient
Fix private messages
Fix messages in 9.6

src/framework/graphics/framebuffer.cpp

@@ -47,7 +47,10 @@ void FrameBuffer::internalCreate()
 
 FrameBuffer::~FrameBuffer()
 {
-    assert(!g_app.isTerminated());
+#ifndef NDEBUG
+    if(g_app.isTerminated())
+        g_logger.warning("FrameBuffer reference not released");
+#endif
     if(g_graphics.ok() && m_fbo != 0)
         glDeleteFramebuffers(1, &m_fbo);
 }

src/framework/graphics/hardwarebuffer.cpp

@@ -37,7 +37,10 @@ HardwareBuffer::HardwareBuffer(Type type)
 
 HardwareBuffer::~HardwareBuffer()
 {
-    assert(!g_app.isTerminated());
+#ifndef NDEBUG
+    if(g_app.isTerminated())
+        g_logger.warning("HardwareBuffer reference not released");
+#endif
     if(g_graphics.ok())
         glDeleteBuffers(1, &m_id);
 }

src/framework/graphics/shader.cpp

@@ -44,7 +44,10 @@ Shader::Shader(Shader::ShaderType shaderType)
 
 Shader::~Shader()
 {
-    assert(!g_app.isTerminated());
+#ifndef NDEBUG
+    if(g_app.isTerminated())
+        g_logger.warning("Shader reference not released");
+#endif
     if(g_graphics.ok())
         glDeleteShader(m_shaderId);
 }

src/framework/graphics/shaderprogram.cpp

@@ -38,7 +38,10 @@ ShaderProgram::ShaderProgram()
 
 ShaderProgram::~ShaderProgram()
 {
-    assert(!g_app.isTerminated());
+#ifndef NDEBUG
+    if(g_app.isTerminated())
+        g_logger.warning("ShaderProgram reference not released");
+#endif
     if(g_graphics.ok())
         glDeleteProgram(m_programId);
 }

src/framework/graphics/texture.cpp

@@ -79,6 +79,10 @@ Texture::Texture(const ImagePtr& image, bool buildMipmaps)
 
 Texture::~Texture()
 {
+#ifndef NDEBUG
+    if(g_app.isTerminated())
+        g_logger.warning("a texture reference was not released");
+#endif
     // free texture from gl memory
     if(g_graphics.ok() && m_id != 0)
         glDeleteTextures(1, &m_id);

src/framework/graphics/texturemanager.cpp

@@ -37,18 +37,6 @@ void TextureManager::init()
 
 void TextureManager::terminate()
 {
-#ifndef NDEBUG
-    // check for leaks
-    int refs = 0;
-    for(const auto& it : m_textures) {
-        if(it.second->ref_count() > 1) {
-            refs++;
-            g_logger.debug(stdext::format("texture reference released: %s", it.first));
-        }
-    }
-    if(refs > 0)
-        g_logger.debug(stdext::format("%d textures references left", refs));
-#endif
     m_textures.clear();
     m_emptyTexture = nullptr;
 }