mirror of
https://github.com/uroni/urbackup_backend.git
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145 lines
3.2 KiB
C++
145 lines
3.2 KiB
C++
/*************************************************************************
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* UrBackup - Client/Server backup system
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* Copyright (C) 2011-2016 Martin Raiber
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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 published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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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**************************************************************************/
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#include <string>
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#include <map>
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#include "../vld.h"
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#include "CriticalSection.h"
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#include "types.h"
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#include "../stringtools.h"
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#include "log.h"
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#include "settings.h"
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#include "../Interface/Server.h"
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#include "map_buffer.h"
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struct s_mapl
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{
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std::string value;
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_u32 lastmaptime;
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};
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namespace
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{
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std::map<std::pair<std::string, std::string>, s_mapl> mapbuffer;
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CriticalSection mapcs;
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std::map<std::string, std::string> fn_redirects;
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}
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std::string getOsDir(std::string input)
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{
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#ifdef _WIN32
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for(size_t i=0;i<input.size();++i)
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{
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if(input[i]=='/')
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input[i]='\\';
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}
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#endif
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return input;
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}
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std::string map_file(std::string fn, const std::string& identity)
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{
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std::string ts=getuntil("/",fn);
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if(ts.empty())
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ts=fn;
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fn.erase(0,ts.size());
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std::string cp;
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for(size_t i=0;i<fn.size();++i)
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{
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if(fn[i]=='/')
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{
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if(cp=="." || cp=="..")
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{
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return "";
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}
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cp.clear();
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}
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else
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{
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cp+=fn[i];
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}
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}
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mapcs.Enter();
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std::map<std::pair<std::string, std::string>, s_mapl>::iterator i=mapbuffer.find(std::make_pair(ts, std::string()));
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if(i==mapbuffer.end())
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{
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i=mapbuffer.find(std::make_pair(ts, identity));
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}
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if(i==mapbuffer.end() )
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{
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mapcs.Leave();
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Log("Could not find share \""+ts+"\"", LL_DEBUG);
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return "";
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}
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else
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{
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std::string ret;
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if(i->second.value!="/" || fn.empty() || fn[0]!='/')
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ret = i->second.value + getOsDir(fn);
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else
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ret = getOsDir(fn);
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std::map<std::string, std::string>::iterator redir_it = fn_redirects.find(ret);
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if (redir_it != fn_redirects.end())
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{
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ret = redir_it->second;
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}
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mapcs.Leave();
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return ret;
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}
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}
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void add_share_path(const std::string &name, const std::string &path, const std::string& identity)
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{
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s_mapl m;
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m.value=getOsDir(path);
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mapcs.Enter();
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mapbuffer[std::make_pair(name, identity)]=m;
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mapcs.Leave();
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}
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void remove_share_path(const std::string &name, const std::string& identity)
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{
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mapcs.Enter();
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std::map<std::pair<std::string, std::string>, s_mapl>::iterator it=mapbuffer.find(std::make_pair(name, identity));
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if(it!=mapbuffer.end())
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{
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mapbuffer.erase(it);
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}
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mapcs.Leave();
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}
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void register_fn_redirect(const std::string & source_fn, const std::string & target_fn)
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{
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mapcs.Enter();
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fn_redirects[source_fn] = target_fn;
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mapcs.Leave();
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}
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