ryzom/server/src/ai_service/alias_tree_root.h

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 #ifndef ALIAS_TREE_ROOT_H
  18 #define ALIAS_TREE_ROOT_H
  19
  20 #include "nel/misc/string_mapper.h"
  21 #include "child_container.h"
  22 #include <string>
  23
  24 class CAliasTreeRoot
  25 {
  26         typedef std::vector<NLMISC::TStringId> TStringIdList;
  27         TStringIdList _RelatedFiles;
  28
  29 public:
  30         class CMarkTagForDelete
  31         {
  32         public:
  33                 CMarkTagForDelete(NLMISC::TStringId const& fileId);
  34                 virtual ~CMarkTagForDelete() { }
  35                 void operator()(CAliasTreeRoot* const treeRoot) const;
  36         private:
  37                 NLMISC::TStringId const& _fileId;
  38         };
  39
  40         template <class T>
  41         class CDeleteTagged
  42         {
  43         public:
  44                 CDeleteTagged(CAliasCont<T>& container)
  45                 : _Container(container)
  46                 {
  47                 }
  48                 virtual ~CDeleteTagged()
  49                 {
  50                 }
  51                 void operator()(T* const treeRoot) const
  52                 {
  53                         if (!treeRoot)
  54                                 return;
  55
  56                         if (!treeRoot->isRegisteredByFiles())
  57                                 this->_Container.removeChildByIndex(treeRoot->getChildIndex());
  58                 }
  59         private:
  60                 CCont<T>& _Container;
  61         };
  62
  63 public:
  64         CAliasTreeRoot(std::string const& filename);
  65         CAliasTreeRoot(NLMISC::TStringId filename);
  66
  67         void registerForFile(NLMISC::TStringId const& filename);
  68         void registerForFile(std::string const& filename);
  69         bool isRegisteredForFile(NLMISC::TStringId const& filename) const;
  70         void unRegisterForFile(NLMISC::TStringId const& filename);
  71
  72         bool isRegisteredByFiles() const;
  73 };
  74
  75 inline
  76 CAliasTreeRoot::CAliasTreeRoot(std::string const& filename)
  77 {
  78         NLMISC::TStringId const stringId = NLMISC::CStringMapper::map(filename);
  79         if (isRegisteredForFile(stringId))
  80                 return;
  81         registerForFile(stringId);
  82 }
  83
  84 inline
  85 CAliasTreeRoot::CAliasTreeRoot(NLMISC::TStringId filename)
  86 {
  87         if (isRegisteredForFile(filename))
  88                 return;
  89         registerForFile(filename);
  90 }
  91
  92 inline
  93 void CAliasTreeRoot::registerForFile(NLMISC::TStringId const& filename)
  94 {
  95         _RelatedFiles.push_back(filename);
  96 }
  97
  98 inline
  99 void CAliasTreeRoot::registerForFile(std::string const& filename)
 100 {
 101         NLMISC::TStringId const stringId = NLMISC::CStringMapper::map(filename);
 102         registerForFile(stringId);
 103 }
 104
 105 inline
 106 bool CAliasTreeRoot::isRegisteredForFile(NLMISC::TStringId const& filename) const
 107 {
 108         for (TStringIdList::const_iterator it=_RelatedFiles.begin(), itEnd=_RelatedFiles.end(); it!=itEnd; ++it)
 109                 if (*it==filename)
 110                         return true;
 111                 return false;
 112 }
 113
 114 inline
 115 void CAliasTreeRoot::unRegisterForFile(NLMISC::TStringId const& filename)
 116 {
 117 #if !FINAL_VERSION
 118         nlassert(isRegisteredForFile(filename));
 119 #endif
 120         for (TStringIdList::iterator it=_RelatedFiles.begin(), itEnd=_RelatedFiles.end(); it!=itEnd; ++it)
 121         {
 122                 if (*it!=filename)
 123                         continue;
 124
 125                 *it = _RelatedFiles.back();
 126                 _RelatedFiles.pop_back();
 127                 return;
 128         }
 129 }
 130
 131 inline
 132 bool CAliasTreeRoot::isRegisteredByFiles() const
 133 {
 134         return _RelatedFiles.size()!=0;
 135 }
 136
 137 inline
 138 CAliasTreeRoot::CMarkTagForDelete::CMarkTagForDelete(NLMISC::TStringId const& fileId)
 139 :_fileId(fileId)
 140 {
 141 }
 142
 143 inline
 144 void CAliasTreeRoot::CMarkTagForDelete::operator()(CAliasTreeRoot* const treeRoot) const
 145 {
 146         if (!treeRoot)
 147                 return;
 148
 149         if (treeRoot->isRegisteredForFile(_fileId))
 150                 treeRoot->unRegisterForFile(_fileId);
 151 }
 152
 153 #endif