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https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
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98 lines
3 KiB
C++
98 lines
3 KiB
C++
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// 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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//-------------------------------------------------------------------------------------------------
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// includes
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//-------------------------------------------------------------------------------------------------
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#include "stdpch.h"
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#include "nel/misc/sstring.h"
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//-------------------------------------------------------------------------------------------------
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// namespaces
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//-------------------------------------------------------------------------------------------------
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using namespace NLMISC;
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//-----------------------------------------------------------------------------
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// cleanPath - convert a path to standardised format
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//-----------------------------------------------------------------------------
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CSString cleanPath(const CSString& path,bool addTrailingSlash)
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{
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CSString result;
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// split the path up into its component elements
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CVectorSString pathComponents;
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path.unquoteIfQuoted().splitByOneOfSeparators("/\\",pathComponents,false,false,true,false,true);
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// iterate over path components collapsing '.' and '..' entries
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for (uint32 i=0;i<pathComponents.size();++i)
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{
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// skip "." entries
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if (pathComponents[i]==".")
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{
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pathComponents[i].clear();
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continue;
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}
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// deal with ".."
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if (pathComponents[i]=="..")
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{
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// run back through our component list looking for an element to remove
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uint32 j;
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for (j=i;j--;)
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{
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if (!pathComponents[j].empty())
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break;
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}
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// if we found an element then remove it and the '..' as well
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if (j!=std::numeric_limits<uint32>::max())
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{
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pathComponents[j].clear();
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pathComponents[i].clear();
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}
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continue;
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}
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}
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// treat the special case where original path started with a '/' or '//'
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if (path.left(1)=="/" || path.left(1)=="\\")
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{
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result= (path.left(2).right(1)=="/" || path.left(2).right(1)=="\\")? "//": "/";
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}
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// concatenate the path bits
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for (uint32 i=0;i<pathComponents.size();++i)
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{
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if (!pathComponents[i].empty())
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{
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result+= pathComponents[i];
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result+= '/';
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}
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}
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// if we're not supposed to have a trailing slash then get rid of the one that's added by default
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if (addTrailingSlash==false && path.right(1)!='/' && path.right(1)!='\\')
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{
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result.resize(result.size()-1);
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}
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return result;
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}
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