Add CModule::OnUnknownModCommand()

This module hook is called to generate messages for unknown commands. This hook
has a default implementation that actually does something!

Signed-off-by: Uli Schlachter <psychon@znc.in>

Modules.cpp

@@ -431,6 +431,8 @@ bool CModule::HandleCommand(const CString& sLine) {
 		return true;
 	}
 
+	OnUnknownModCommand(sLine);
+
 	return false;
 }
 
@@ -478,10 +480,17 @@ void CModule::OnMode(const CNick& OpNick, CChan& Channel, char uMode, const CStr
 CModule::EModRet CModule::OnRaw(CString& sLine) { return CONTINUE; }
 
 CModule::EModRet CModule::OnStatusCommand(CString& sCommand) { return CONTINUE; }
-void CModule::OnModCommand(const CString& sCommand) { HandleCommand(sCommand); }
 void CModule::OnModNotice(const CString& sMessage) {}
 void CModule::OnModCTCP(const CString& sMessage) {}
 
+void CModule::OnModCommand(const CString& sCommand) {
+	HandleCommand(sCommand);
+}
+void CModule::OnUnknownModCommand(const CString& sLine) {
+	if (!m_mCommands.empty())
+		PutModule("Unknown command!");
+}
+
 void CModule::OnQuit(const CNick& Nick, const CString& sMessage, const vector<CChan*>& vChans) {}
 void CModule::OnNick(const CNick& Nick, const CString& sNewNick, const vector<CChan*>& vChans) {}
 void CModule::OnKick(const CNick& Nick, const CString& sKickedNick, CChan& Channel, const CString& sMessage) {}

Modules.h

@@ -494,6 +494,13 @@ public:
 	 *  @param sCommand The command that was sent.
 	 */
 	virtual void OnModCommand(const CString& sCommand);
+	/** This is similar to OnModCommand(), but it is only called if
+	 * HandleCommand didn't find any that wants to handle this. This is only
+	 * called if HandleCommand() is called, which practically means that
+	 * this is only called if you don't overload OnModCommand().
+	 *  @param sCommand The command that was sent.
+	 */
+	virtual void OnUnknownModCommand(const CString& sCommand);
 	/** Called when a your module nick was sent a notice.
 	 *  @param sMessage The message which was sent.
 	 */