1357 lines
25 KiB
C++
1357 lines
25 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef NL_TEMPLATIZER_H
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#define NL_TEMPLATIZER_H
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#include <nel/misc/types_nl.h>
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#include <nel/misc/common.h>
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#include <nel/misc/debug.h>
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#include <nel/misc/eval_num_expr.h>
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#include <vector>
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#include <string>
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#include <map>
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class ITemplatizerBloc;
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const char EnvSeparator = '/';
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/**
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* A Templatizer Env
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*/
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class CTemplatizerEnv : public NLMISC::CEvalNumExpr
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{
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public:
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/// Constructor
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CTemplatizerEnv(CTemplatizerEnv* parent) : Parent(parent), CurrentArrayNode(0) { }
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/// Destructor
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virtual ~CTemplatizerEnv();
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/// Clear Env
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virtual void clear();
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/// Get value
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virtual std::string get(const std::string& name);
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/// Set value
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template<typename T>
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void set(const std::string& name, const T& value)
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{
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std::string::size_type dotpos = name.find(EnvSeparator);
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std::string child = name.substr(0, dotpos);
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if (dotpos == std::string::npos)
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{
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setAsRawText(name, NLMISC::toString(value));
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}
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else
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{
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getEnv(child)->set(name.substr(dotpos+1), value);
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}
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}
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/// Set a Define
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void define(const std::string& name)
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{
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set(name, 1);
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}
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/// Set a Conditional Define
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void define(bool isdef, const std::string& name)
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{
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if (isdef)
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set(name, 1);
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}
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/// Does Variable exist?
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virtual bool exists(const std::string& name) const
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{
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TValueMap::const_iterator it = Values.find(name);
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if (it == Values.end())
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return (Parent == NULL ? false : Parent->exists(name));
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return true;
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}
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/// Does Sub Environment exist?
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virtual bool envExists(const std::string& name) const
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{
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std::string::size_type dotpos = name.find(EnvSeparator);
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std::string child = name.substr(0, dotpos);
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if (child.empty())
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return true;
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TEnvMap::const_iterator it = Envs.find(child);
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if (it == Envs.end())
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return false;
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return (dotpos == std::string::npos) ? true : (*it).second->envExists(name.substr(dotpos+1));
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}
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/// Enter Sub Env, like getEnv() but it doesn't look in parent, and always goes in current env
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virtual CTemplatizerEnv* getSubEnv(const std::string& name)
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{
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std::string::size_type dotpos = name.find(EnvSeparator);
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std::string child = name.substr(0, dotpos);
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if (child.empty())
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return this;
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CTemplatizerEnv* env = NULL;
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if (child == ".")
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{
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env = this;
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}
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else if (child == "..")
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{
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env = (Parent != NULL ? Parent : this);
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}
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else if (child == "...")
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{
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env = getRootEnv();
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}
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else
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{
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TEnvMap::iterator it = Envs.find(child);
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if (it != Envs.end())
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{
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env = (*it).second;
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}
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else
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{
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env = new CTemplatizerEnv(this);
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Envs[child] = env;
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}
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}
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return (dotpos == std::string::npos) ? env : env->getSubEnv(name.substr(dotpos+1));
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}
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/// Get Sub Env
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virtual CTemplatizerEnv* getEnv(const std::string& name)
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{
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std::string::size_type dotpos = name.find(EnvSeparator);
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std::string child = name.substr(0, dotpos);
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if (child.empty())
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return this;
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if (child == ".")
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{
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return (dotpos == std::string::npos) ? this : this->getSubEnv(name.substr(dotpos+1));
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}
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else if (child == "..")
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{
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CTemplatizerEnv* env = (Parent != NULL ? Parent : this);
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return (dotpos == std::string::npos) ? env : env->getSubEnv(name.substr(dotpos+1));
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}
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else if (child == "...")
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{
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CTemplatizerEnv* env = getRootEnv();
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return (dotpos == std::string::npos) ? env : env->getSubEnv(name.substr(dotpos+1));
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}
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else
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{
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TEnvMap::iterator it = Envs.find(child);
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if (it != Envs.end())
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{
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return (dotpos == std::string::npos) ? (*it).second : (*it).second->getSubEnv(name.substr(dotpos+1));
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}
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else
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{
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return Parent != NULL ? Parent->getEnv(name) : getSubEnv(name);
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}
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}
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}
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/// Get Sub Env
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CTemplatizerEnv* getEnv(uint node)
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{
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return getEnv(NLMISC::toString("%08X", node));
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}
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/// Evaluate string (string replacement)
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virtual std::string eval(const std::string& text);
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/// Get Next Array Node
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CTemplatizerEnv* nextArrayNode(const std::string& array)
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{
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CTemplatizerEnv* aenv = getSubEnv(array);
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uint node = (aenv->CurrentArrayNode)++;
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return aenv->getSubEnv(NLMISC::toString("%08X", node));
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}
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/// Set Sub Env
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virtual void setSubEnv(const std::string& name, CTemplatizerEnv* subenv)
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{
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Envs[name] = subenv;
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}
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/// Get Parent Env
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virtual CTemplatizerEnv* getParent()
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{
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return Parent;
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}
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public:
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/// Parent Env
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CTemplatizerEnv* Parent;
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typedef std::map<std::string, ITemplatizerBloc*> TValueMap;
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typedef std::map<std::string, CTemplatizerEnv*> TEnvMap;
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/// Contained Values
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TValueMap Values;
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/// Sub Env
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TEnvMap Envs;
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/// Get Root Env
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virtual CTemplatizerEnv* getRootEnv()
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{
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CTemplatizerEnv* root = this;
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while (root->getParent() != NULL)
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root = root->getParent();
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return root;
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}
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/// Current Array Node
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uint CurrentArrayNode;
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/// Set As Raw Text
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virtual void setAsRawText(const std::string& name, const std::string& text);
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/// Set Value Node
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virtual void setValueNode(const std::string& name, ITemplatizerBloc* bloc)
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{
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Values[name] = bloc;
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}
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/// Get Value Node
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virtual ITemplatizerBloc* getValueNode(const std::string& name)
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{
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ITemplatizerBloc* node = NULL;
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CTemplatizerEnv* env = NULL;
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return getValueNodeAndEnv(name, node, env) ? node : NULL;
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}
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/// Get Value Node
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virtual bool getValueNodeAndEnv(const std::string& name, ITemplatizerBloc*& node, CTemplatizerEnv*& env)
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{
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std::string::size_type pos = name.find_last_of(EnvSeparator);
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if (pos == std::string::npos)
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{
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node = getNode(name);
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env = this;
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while (node == NULL && env != NULL)
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{
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env = env->getParent();
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if (env != NULL)
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node = env->getNode(name);
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}
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}
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else
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{
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env = getEnv(name.substr(0, pos));
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if (env != NULL)
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node = env->getNode(name.substr(pos+1));
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}
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return node != NULL && env != NULL;
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}
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virtual ITemplatizerBloc* getNode(const std::string& name)
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{
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TValueMap::iterator it = Values.find(name);
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return it == Values.end() ? NULL : (*it).second;
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}
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virtual NLMISC::CEvalNumExpr::TReturnState evalValue (const char *value, double &result, uint32 userData);
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};
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/**
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* A Templatizer Env
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*/
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class CTemplatizerRefEnv : public CTemplatizerEnv
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{
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public:
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/// Constructor
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CTemplatizerRefEnv(CTemplatizerEnv* ref) : CTemplatizerEnv(NULL), Reference(ref) { }
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/// Clear Env
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virtual void clear()
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{
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Reference = NULL;
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}
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/// Get value
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virtual std::string get(const std::string& name)
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{
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return Reference->get(name);
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}
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/// Does Variable exist?
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virtual bool exists(const std::string& name) const
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{
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return Reference->exists(name);
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}
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/// Does Sub Environment exist?
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virtual bool envExists(const std::string& name) const
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{
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return Reference->envExists(name);
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}
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/// Get Sub Env
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virtual CTemplatizerEnv* getEnv(const std::string& name)
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{
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return Reference->getEnv(name);
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}
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/// Evaluate string (string replacement)
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virtual std::string eval(const std::string& text)
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{
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return Reference->eval(text);
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}
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/// Enter Sub Env, like getEnv() but it doesn't look in parent, and always goes in current env
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virtual CTemplatizerEnv* getSubEnv(const std::string& name)
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{
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return Reference->getSubEnv(name);
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}
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/// Get Parent Env
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virtual CTemplatizerEnv* getParent()
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{
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return Reference->getParent();
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}
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public:
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CTemplatizerEnv* Reference;
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/// Get Root Env
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virtual CTemplatizerEnv* getRootEnv()
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{
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return Reference->getRootEnv();
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}
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/// Set As Raw Text
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virtual void setAsRawText(const std::string& name, const std::string& text)
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{
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Reference->setAsRawText(name, text);
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}
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/// Set Value Node
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virtual void setValueNode(const std::string& name, ITemplatizerBloc* bloc)
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{
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Reference->setValueNode(name, bloc);
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}
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/// Get Value Node
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virtual ITemplatizerBloc* getValueNode(const std::string& name)
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{
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return Reference->getValueNode(name);
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}
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/// Get Value Node
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virtual bool getValueNodeAndEnv(const std::string& name, ITemplatizerBloc*& node, CTemplatizerEnv*& env)
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{
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return Reference->getValueNodeAndEnv(name, node, env);
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}
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virtual ITemplatizerBloc* getNode(const std::string& name)
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{
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return Reference->getNode(name);
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}
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};
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/**
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* <Class description>
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* \author Benjamin Legros
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* \author Nevrax France
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* \date 2003
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*/
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class CTemplatizer
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{
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public:
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/// Constructor
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CTemplatizer();
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/// Destructor
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~CTemplatizer();
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/**
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* Build templatizer from text
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*/
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bool build(const char* text);
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/**
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* Evaluate template and render to string
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*/
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std::string eval();
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/**
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* Set Value in env
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*/
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template<typename T>
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void set(const std::string& var, const T& value)
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{
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if (RootEnv == NULL)
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return;
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std::string::size_type pos = var.find_last_of(EnvSeparator);
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if (pos == std::string::npos)
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{
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RootEnv->set(var, value);
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}
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else
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{
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RootEnv->getEnv(var.substr(0, pos))->set(var.substr(pos+1), value);
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}
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}
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public:
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ITemplatizerBloc* RootBloc;
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CTemplatizerEnv* RootEnv;
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};
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class CTemplatizerParser
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{
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public:
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CTemplatizerParser() : _Buffer(NULL), _Line(0), _Valid(false) { }
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CTemplatizerParser(const CTemplatizerParser& ptr) : _Buffer(ptr._Buffer), _Line(ptr._Line), _Valid(ptr._Valid) { }
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CTemplatizerParser(const char* buffer, uint linestart = 1) : _Buffer(buffer), _Line(linestart), _Valid(_Buffer != NULL) { }
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char operator * () const { return *_Buffer; }
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char operator [] (int i) const { return _Buffer[i]; }
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CTemplatizerParser& operator = (const CTemplatizerParser& ptr)
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{
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_Buffer = ptr._Buffer;
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_Line = ptr._Line;
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_Valid = ptr._Valid;
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return *this;
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}
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CTemplatizerParser& operator ++ ()
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{
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if (*_Buffer == '\0')
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return *this;
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if (*_Buffer == '\n')
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++_Line;
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++_Buffer;
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return *this;
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}
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CTemplatizerParser operator ++ (int)
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{
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CTemplatizerParser ret(*this);
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++(*this);
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return ret;
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}
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void invalidate() { _Valid = false; }
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bool isValid() const { return _Valid; }
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uint getLine() const { return _Line; }
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private:
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const char* _Buffer;
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uint _Line;
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bool _Valid;
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};
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/**
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* A Templatizer node
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*/
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class ITemplatizerBloc
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{
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public:
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/// Constructor
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ITemplatizerBloc();
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/// Destructor
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virtual ~ITemplatizerBloc();
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/// Evaluate node
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virtual std::string eval(CTemplatizerEnv* env)
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{
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std::string res;
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uint i;
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for (i=0; i<Blocs.size(); ++i)
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res += Blocs[i]->eval(env);
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return res;
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}
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/// Get Text (assuming this is a raw text bloc)
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virtual std::string getText(CTemplatizerEnv* env)
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{
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return "";
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}
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/// Get Param list
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virtual const char** getDefParamList()
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{
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return NULL;
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}
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/// Get Actual Bloc (not a reference)
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virtual ITemplatizerBloc* getActualBloc()
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{
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return this;
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}
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public:
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std::string evalParam(const std::string& param, CTemplatizerEnv* env)
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{
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TParamMap::iterator it = Params.find(param);
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if (it == Params.end())
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return "";
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return (*it).second->eval(env);
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}
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public:
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/// Bloc types
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enum TType
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{
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Text,
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};
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/// Bloc type
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TType Type;
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typedef std::vector<ITemplatizerBloc*> TBlocList;
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typedef std::map<std::string, ITemplatizerBloc*> TParamMap;
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/// Params
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TParamMap Params;
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/// Sub blocs
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TBlocList Blocs;
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/// Parse bloc
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static ITemplatizerBloc* parseBloc(CTemplatizerParser& ptr);
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/// Parse bloc header
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virtual CTemplatizerParser parseHeader(CTemplatizerParser ptr);
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/// Parse bloc internal data
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virtual CTemplatizerParser parseInternal(CTemplatizerParser ptr);
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/// Has A Internal Bloc of data
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virtual bool hasInternal() const { return true; }
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};
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/// Root Templatizer
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class CTemplatizerRootBloc : public ITemplatizerBloc
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{
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public:
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};
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/// Reference Node
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class CTemplatizerReferenceBloc : public ITemplatizerBloc
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{
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public:
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ITemplatizerBloc* Reference;
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/// Constructor
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CTemplatizerReferenceBloc(ITemplatizerBloc* ref = NULL) : Reference(ref) {}
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/// Destructor
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virtual ~CTemplatizerReferenceBloc()
|
|
{
|
|
Reference = NULL;
|
|
}
|
|
|
|
/// Evaluate node
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string name = evalParam("name", env);
|
|
std::string ref = evalParam("ref", env);
|
|
ITemplatizerBloc* refnode = env->getValueNode(ref);
|
|
if (refnode != NULL)
|
|
env->setValueNode(name, new CTemplatizerReferenceBloc(refnode));
|
|
else
|
|
nlwarning("Failed to create reference on '%s', not found", name.c_str());
|
|
return "";
|
|
}
|
|
|
|
/// Get Text (assuming this is a raw text bloc)
|
|
virtual std::string getText(CTemplatizerEnv* env)
|
|
{
|
|
return Reference->getText(env);
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name", "ref" };
|
|
return (const char**)args;
|
|
}
|
|
|
|
/// Get Actual Bloc (not a reference)
|
|
virtual ITemplatizerBloc* getActualBloc()
|
|
{
|
|
return Reference->getActualBloc();
|
|
}
|
|
|
|
/// Has A Internal Bloc of data
|
|
virtual bool hasInternal() const { return false; }
|
|
};
|
|
|
|
|
|
/// RefEnv Bloc
|
|
class CTemplatizerRefEnvBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
/// Evaluate node
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string name = evalParam("name", env);
|
|
std::string ref = evalParam("ref", env);
|
|
|
|
CTemplatizerEnv* refenv = env->getEnv(ref);
|
|
if (refenv != NULL)
|
|
env->setSubEnv(name, new CTemplatizerRefEnv(refenv));
|
|
else
|
|
nlwarning("Failed to create reference on env '%s', not found", name.c_str());
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name", "ref" };
|
|
return (const char**)args;
|
|
}
|
|
|
|
/// Has A Internal Bloc of data
|
|
virtual bool hasInternal() const { return false; }
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Comment Bloc
|
|
*/
|
|
class CTemplatizerCommentBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
return "";
|
|
}
|
|
|
|
/// Parse bloc internal data
|
|
virtual CTemplatizerParser parseInternal(CTemplatizerParser ptr);
|
|
|
|
};
|
|
|
|
|
|
/**
|
|
* Raw Text Bloc
|
|
*/
|
|
class CTemplatizerRawTextBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
std::string Text;
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
return Text;
|
|
}
|
|
|
|
virtual std::string getText(CTemplatizerEnv* env)
|
|
{
|
|
return Text;
|
|
}
|
|
};
|
|
|
|
// Set As Raw Text
|
|
inline void CTemplatizerEnv::setAsRawText(const std::string& name, const std::string& text)
|
|
{
|
|
CTemplatizerRawTextBloc* bloc = new CTemplatizerRawTextBloc();
|
|
bloc->Text = text;
|
|
setValueNode(name, bloc);
|
|
}
|
|
|
|
// Get value
|
|
inline std::string CTemplatizerEnv::get(const std::string& name)
|
|
{
|
|
ITemplatizerBloc* bloc = getValueNode(name);
|
|
|
|
return (bloc == NULL) ? std::string("") : bloc->getText(this);
|
|
}
|
|
|
|
// eval num expr override
|
|
inline NLMISC::CEvalNumExpr::TReturnState CTemplatizerEnv::evalValue (const char *value, double &result, uint32 userData)
|
|
{
|
|
if (*value != '$')
|
|
{
|
|
return NLMISC::CEvalNumExpr::ValueError;
|
|
}
|
|
|
|
std::string strvalue = get(value+1);
|
|
|
|
if (sscanf(strvalue.c_str(), "%lf", &result) != 1)
|
|
{
|
|
result = (strvalue.empty() ? 0.0 : 1.0);
|
|
}
|
|
|
|
return NLMISC::CEvalNumExpr::NoError;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Text Bloc
|
|
*/
|
|
class CTemplatizerTextBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
std::string Text;
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
return env->eval(Text);
|
|
}
|
|
|
|
virtual std::string getText(CTemplatizerEnv* env)
|
|
{
|
|
return env->eval(Text);
|
|
}
|
|
|
|
/// Parse bloc internal data
|
|
virtual CTemplatizerParser parseInternal(CTemplatizerParser ptr);
|
|
};
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Sub bloc
|
|
*/
|
|
class CTemplatizerSubBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string subname = evalParam("name", env);
|
|
CTemplatizerEnv* subenv = env->getSubEnv(subname);
|
|
|
|
return ITemplatizerBloc::eval(subenv);
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Loop bloc
|
|
*/
|
|
class CTemplatizerLoopBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string subname = evalParam("name", env);
|
|
CTemplatizerEnv* subenv = env->getSubEnv(subname);
|
|
|
|
std::string res;
|
|
|
|
CTemplatizerEnv::TEnvMap::iterator it;
|
|
for (it=subenv->Envs.begin(); it!=subenv->Envs.end(); ++it)
|
|
res += ITemplatizerBloc::eval((*it).second);
|
|
|
|
return res;
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* IfDefEnv bloc
|
|
*/
|
|
class CTemplatizerIfDefEnvBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string subname = evalParam("name", env);
|
|
std::string evalinsub = evalParam("evalinsub", env);
|
|
|
|
if (env->envExists(subname))
|
|
{
|
|
sint eval;
|
|
NLMISC::fromString(evalinsub, eval);
|
|
CTemplatizerEnv* subenv = (eval ? env->getEnv(subname) : env);
|
|
return ITemplatizerBloc::eval(subenv);
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name", "evalinsub" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* IfDef bloc
|
|
*/
|
|
class CTemplatizerIfDefBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string varname = evalParam("name", env);
|
|
|
|
if (env->exists(varname))
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* IfDefEnv bloc
|
|
*/
|
|
class CTemplatizerIfNotDefEnvBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string subname = evalParam("name", env);
|
|
|
|
if (!env->envExists(subname))
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* IfDef bloc
|
|
*/
|
|
class CTemplatizerIfNotDefBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string varname = evalParam("name", env);
|
|
|
|
if (!env->exists(varname))
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Switch bloc
|
|
*/
|
|
class CTemplatizerSwitchBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string switchvalue = evalParam("value", env);
|
|
|
|
uint i;
|
|
for (i=0; i<Blocs.size(); ++i)
|
|
if (Blocs[i]->evalParam("case", env) == switchvalue)
|
|
return Blocs[i]->eval(env);
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "value" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* File bloc
|
|
*/
|
|
class CTemplatizerFileBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string clearfile = evalParam("clear", env);
|
|
std::string filename = evalParam("name", env);
|
|
|
|
std::string result = ITemplatizerBloc::eval(env);
|
|
|
|
FILE* f;
|
|
f = nlfopen(filename, (clearfile == "true" ? "w" : "a"));
|
|
if (f != NULL)
|
|
{
|
|
fwrite(result.c_str(), 1, result.size(), f);
|
|
fclose(f);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Set bloc
|
|
*/
|
|
class CTemplatizerSetBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string var = evalParam("name", env);
|
|
std::string result = ITemplatizerBloc::eval(env);
|
|
|
|
env->set(var, result);
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Append bloc
|
|
*/
|
|
class CTemplatizerAppendBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string var = evalParam("name", env);
|
|
std::string result = ITemplatizerBloc::eval(env);
|
|
|
|
ITemplatizerBloc* bloc = env->getValueNode(var);
|
|
if (bloc == NULL)
|
|
return "";
|
|
|
|
CTemplatizerRawTextBloc* text = dynamic_cast<CTemplatizerRawTextBloc*>(bloc->getActualBloc());
|
|
if (text == NULL)
|
|
return "";
|
|
|
|
text->Text += result;
|
|
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Define Bloc
|
|
*/
|
|
class CTemplatizerDefineBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string name = evalParam("name", env);
|
|
env->setValueNode(name, new CTemplatizerReferenceBloc(this));
|
|
return "";
|
|
}
|
|
|
|
virtual std::string getText(CTemplatizerEnv* env)
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* If Bloc
|
|
*/
|
|
class CTemplatizerIfBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string value = evalParam("cond", env);
|
|
double result;
|
|
NLMISC::CEvalNumExpr::TReturnState res = env->evalExpression(value.c_str(), result, NULL);
|
|
|
|
if (res == NLMISC::CEvalNumExpr::NoError && result != 0.0)
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "cond" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* If Not Bloc
|
|
*/
|
|
class CTemplatizerIfNotBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string value = evalParam("cond", env);
|
|
|
|
if (value.empty())
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
else
|
|
{
|
|
return "";
|
|
}
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "cond" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Join bloc
|
|
*/
|
|
class CTemplatizerJoinBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string sep = evalParam("separator", env);
|
|
|
|
std::string res;
|
|
uint i;
|
|
for (i=0; i<Blocs.size(); ++i)
|
|
{
|
|
std::string token = Blocs[i]->eval(env);
|
|
|
|
if (token.empty())
|
|
continue;
|
|
|
|
if (!res.empty())
|
|
res += sep;
|
|
|
|
res += token;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "separator" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* User Defined function call
|
|
*/
|
|
class CTemplatizerUserFunctionBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
CTemplatizerUserFunctionBloc(const std::string& name) : Name(name) {}
|
|
|
|
std::string Name;
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
ITemplatizerBloc* func = NULL;
|
|
CTemplatizerEnv* fenv = NULL;
|
|
if (!env->getValueNodeAndEnv(Name, func, fenv))
|
|
{
|
|
nlwarning("Unknown user function '%s'", Name.c_str());
|
|
return "";
|
|
}
|
|
|
|
// subenv is child of object env, not of current env
|
|
CTemplatizerEnv* subenv = new CTemplatizerEnv(fenv);
|
|
|
|
// deport params in subenv
|
|
// \todo : eval param in current env
|
|
TParamMap::iterator it;
|
|
for (it=Params.begin(); it!=Params.end(); ++it)
|
|
subenv->setAsRawText((*it).first, (*it).second->getText(env));
|
|
//subenv->setValueNode((*it).first, new CTemplatizerReferenceBloc((*it).second));
|
|
|
|
std::string res = func->getText(subenv);
|
|
|
|
delete subenv;
|
|
|
|
return res;
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
/// Has A Internal Bloc of data
|
|
virtual bool hasInternal() const
|
|
{
|
|
return false;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Class
|
|
*/
|
|
class CTemplatizerClassBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string name = evalParam("name", env);
|
|
env->setValueNode(name, new CTemplatizerReferenceBloc(this));
|
|
return "";
|
|
}
|
|
|
|
virtual std::string instantiate(CTemplatizerEnv* env)
|
|
{
|
|
return ITemplatizerBloc::eval(env);
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Class
|
|
*/
|
|
class CTemplatizerObjectBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string classname = evalParam("class", env);
|
|
std::string name = evalParam("name", env);
|
|
|
|
ITemplatizerBloc* bloc = env->getValueNode(classname);
|
|
if (bloc == NULL)
|
|
{
|
|
nlwarning("Unknown class '%s'", classname.c_str());
|
|
return "";
|
|
}
|
|
|
|
CTemplatizerClassBloc* classbloc = dynamic_cast<CTemplatizerClassBloc*>(bloc->getActualBloc());
|
|
if (classbloc == NULL)
|
|
{
|
|
nlwarning("object '%s' is not a class", classname.c_str());
|
|
return "";
|
|
}
|
|
|
|
CTemplatizerEnv* objectenv = env->getSubEnv(name);
|
|
objectenv->clear();
|
|
|
|
return classbloc->instantiate(objectenv);
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "class", "name" };
|
|
return (const char**)args;
|
|
}
|
|
|
|
/// Has A Internal Bloc of data
|
|
virtual bool hasInternal() const { return false; }
|
|
};
|
|
|
|
|
|
/**
|
|
* Breakpoint
|
|
*/
|
|
class CTemplatizerBreakpointBloc : public ITemplatizerBloc
|
|
{
|
|
public:
|
|
|
|
virtual std::string eval(CTemplatizerEnv* env)
|
|
{
|
|
std::string value = evalParam("name", env);
|
|
return "";
|
|
}
|
|
|
|
/// Get Param list
|
|
virtual const char** getDefParamList()
|
|
{
|
|
static const char* args[] = { "name" };
|
|
return (const char**)args;
|
|
}
|
|
};
|
|
|
|
|
|
#endif // NL_TEMPLATIZER_H
|
|
|
|
/* End of templatizer.h */
|