70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
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// +-------------------------------------------------------------------------+
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// | Script Plus Plus vers. 0.3.72 |
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// | Copyright (c) Andrey V. Stolyarov <croco at croco dot net> 2003--2023 |
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// | ----------------------------------------------------------------------- |
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// | This is free software. Permission is granted to everyone to use, copy |
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// | or modify this software under the terms and conditions of |
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// | GNU LESSER GENERAL PUBLIC LICENSE, v. 2.1 |
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// | as published by Free Software Foundation (see the file LGPL.txt) |
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// | |
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// | Please visit http://www.croco.net/software/scriptpp to get a fresh copy |
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// | ----------------------------------------------------------------------- |
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// | This code is provided strictly and exclusively on the "AS IS" basis. |
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// | !!! THERE IS NO WARRANTY OF ANY KIND, NEITHER EXPRESSED NOR IMPLIED !!! |
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// +-------------------------------------------------------------------------+
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#include "confinfo.hpp"
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ConfigInformation::ConfigInformation()
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: sub(0)
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{}
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ConfigInformation::~ConfigInformation()
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{
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if(sub)
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delete sub;
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}
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ScriptVariable ConfigInformation::GetValue(const ScriptVariable &name) const
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{
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ScriptVariable s = GetItem(name);
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if(s.IsInvalid())
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return s;
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if(!sub)
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const_cast<ConfigInformation*>(this)->MakeSub();
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return (*sub)(s);
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}
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bool ConfigInformation::PairReady(const ScriptVariable &name,
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const ScriptVariable &value)
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{
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bool res = AddItem(name, value);
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if(!res) {
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error_code = err_duplicate;
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return false;
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}
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return true;
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}
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class ConfigInformationSubVar : public ScriptSubstitution::Var {
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const class ScriptMap *the_map;
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public:
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ConfigInformationSubVar (const ScriptMap &map)
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: the_map(&map) {}
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ScriptVariable Sub(const char *name, int len) const {
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ScriptVariable nms(name, len);
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return the_map->GetItem(nms); // invalid remains invalid
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}
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};
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void ConfigInformation::MakeSub()
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{
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sub = new ScriptSubstitution();
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sub->AddVar(new ConfigInformationSubVar(*this));
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}
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