Move script string table to C4ScriptHost

The string table in C4AulScriptEngine was never loaded.

src/script/C4Aul.cpp

@@ -82,22 +82,6 @@ void C4AulScript::Reg2List(C4AulScriptEngine *pEngine)
 	Next = NULL;
 }
 
-std::string C4AulScript::Translate(const std::string &text) const
-{
-	try
-	{
-		if (stringTable)
-			return stringTable->Translate(text);
-	}
-	catch (C4LangStringTable::NoSuchTranslation &)
-	{
-		// Ignore, soldier on
-	}
-	if (Engine && Engine != this)
-		return Engine->Translate(text);
-	throw C4LangStringTable::NoSuchTranslation(text);
-}
-
 /*--- C4AulScriptEngine ---*/
 
 C4AulScriptEngine::C4AulScriptEngine():

src/script/C4Aul.h

@@ -142,12 +142,7 @@ public:
 
 	friend class C4AulScriptEngine;
 	friend class C4AulDebug;
-	// Translate a string using the script's lang table
-	std::string Translate(const std::string &text) const;
-
 protected:
-	C4LangStringTable *stringTable;	
-
 	C4AulScriptEngine *Engine; //owning engine
 	C4AulScript *Prev, *Next; // tree structure
 

src/script/C4ScriptHost.cpp

@@ -140,12 +140,13 @@ bool C4ScriptHost::ReloadScript(const char *szPath, const char *szLanguage)
 	return false;
 }
 
-void C4ScriptHost::SetError(const char *szMessage)
+std::string C4ScriptHost::Translate(const std::string &text) const
 {
-
+	if (stringTable)
+		return stringTable->Translate(text);
+	throw C4LangStringTable::NoSuchTranslation(text);
 }
 
-
 /*--- C4ExtraScriptHost ---*/
 
 C4ExtraScriptHost::C4ExtraScriptHost(C4String *parent_key_name):

src/script/C4ScriptHost.h

@@ -45,11 +45,12 @@ public:
 	virtual bool LoadData(const char *szFilename, const char *szData, class C4LangStringTable *pLocalTable);
 	const char *GetScript() const { return Script.getData(); }
 	bool IsReady() { return State == ASS_PARSED; } // whether script calls may be done
+	// Translate a string using the script's lang table
+	std::string Translate(const std::string &text) const;
 	virtual C4ScriptHost * GetScriptHost() { return this; }
 	std::list<C4ScriptHost *> SourceScripts;
 protected:
 	C4ScriptHost();
-	void SetError(const char *szMessage);
 	void MakeScript();
 	bool ReloadScript(const char *szPath, const char *szLanguage);
 	C4ComponentHost ComponentHost;
@@ -70,6 +71,7 @@ protected:
 	bool IncludesResolved;
 
 	StdStrBuf Script; // script
+	C4LangStringTable *stringTable;
 	C4ValueMapNames LocalNamed;
 	C4Set<C4Property> LocalValues;
 	C4AulScriptState State; // script state