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99 lines
2.5 KiB
C++
99 lines
2.5 KiB
C++
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#include "resources.hpp"
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#include <sstream>
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#include <stdexcept>
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#include <algorithm>
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#include <OgreResourceGroupManager.h>
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#include <components/vfs/manager.hpp>
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#include <components/misc/stringops.hpp>
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CSMWorld::Resources::Resources (const VFS::Manager* vfs, const std::string& baseDirectory, UniversalId::Type type,
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const char * const *extensions)
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: mBaseDirectory (baseDirectory), mType (type)
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{
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int baseSize = mBaseDirectory.size();
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const std::map<std::string, VFS::File*>& index = vfs->getIndex();
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for (std::map<std::string, VFS::File*>::const_iterator it = index.begin(); it != index.end(); ++it)
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{
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std::string filepath = it->first;
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if (static_cast<int> (filepath.size())<baseSize+1 ||
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filepath.substr (0, baseSize)!=mBaseDirectory ||
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(filepath[baseSize]!='/' && filepath[baseSize]!='\\'))
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continue;
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if (extensions)
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{
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std::string::size_type index = filepath.find_last_of ('.');
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if (index==std::string::npos)
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continue;
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std::string extension = filepath.substr (index+1);
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int i = 0;
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for (; extensions[i]; ++i)
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if (extensions[i]==extension)
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break;
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if (!extensions[i])
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continue;
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}
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std::string file = filepath.substr (baseSize+1);
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mFiles.push_back (file);
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std::replace (file.begin(), file.end(), '\\', '/');
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mIndex.insert (std::make_pair (
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Misc::StringUtils::lowerCase (file), static_cast<int> (mFiles.size())-1));
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}
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}
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int CSMWorld::Resources::getSize() const
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{
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return mFiles.size();
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}
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std::string CSMWorld::Resources::getId (int index) const
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{
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return mFiles.at (index);
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}
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int CSMWorld::Resources::getIndex (const std::string& id) const
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{
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int index = searchId (id);
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if (index==-1)
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{
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std::ostringstream stream;
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stream << "Invalid resource: " << mBaseDirectory << '/' << id;
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throw std::runtime_error (stream.str().c_str());
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}
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return index;
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}
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int CSMWorld::Resources::searchId (const std::string& id) const
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{
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std::string id2 = Misc::StringUtils::lowerCase (id);
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std::replace (id2.begin(), id2.end(), '\\', '/');
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std::map<std::string, int>::const_iterator iter = mIndex.find (id2);
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if (iter==mIndex.end())
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return -1;
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return iter->second;
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}
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CSMWorld::UniversalId::Type CSMWorld::Resources::getType() const
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{
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return mType;
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}
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