Dogcows Code - chaz/yoink/blob - src/Moof/Resource.cc

   1
   2 /*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
   3 **]  All rights reserved.
   4 *
   5 * vi:ts=4 sw=4 tw=75
   6 *
   7 * Distributable under the terms and conditions of the 2-clause BSD license;
   8 * see the file COPYING for a complete text of the license.
   9 *
  10 **************************************************************************/
  11
  12 #include <unistd.h>
  13
  14 #include <boost/algorithm/string.hpp>
  15
  16 #include "Log.hh"
  17 #include "Resource.hh"
  18
  19
  20 namespace Mf {
  21
  22
  23 // static member
  24 std::vector<std::string> Resource::gSearchPaths;
  25
  26
  27 void Resource::addSearchPaths(const std::string& path)
  28 {
  29         std::vector<std::string> paths;
  30         boost::split(paths, path, boost::is_any_of(":"));
  31
  32         addSearchPaths(paths);
  33 }
  34
  35 void Resource::addSearchPaths(const std::vector<std::string>& path)
  36 {
  37         std::vector<std::string>::const_iterator it;
  38
  39         for (it = path.begin(); it != path.end(); ++it)
  40         {
  41                 std::string onePath(*it);
  42
  43                 ASSERT(!onePath.empty() && "empty search path string");
  44
  45                 // add a slash if there isn't one already
  46                 if (*onePath.rbegin() != '/')
  47                 {
  48                         onePath += '/';
  49                 }
  50
  51 #if defined(_WIN32) || defined(__WIN32__)
  52                 boost::replace_all(onePath, "/", "\\");
  53 #endif
  54
  55                 gSearchPaths.push_back(onePath);
  56                 logInfo << "added search path " << onePath << std::endl;
  57         }
  58 }
  59
  60
  61 std::string Resource::getPath(const std::string& name)
  62 {
  63         std::vector<std::string>::iterator it;
  64
  65         std::string path(name);
  66
  67 #if defined(_WIN32) || defined(__WIN32__)
  68         boost::replace_all(path, "/", "\\");
  69 #endif
  70
  71         for (it = gSearchPaths.begin(); it != gSearchPaths.end(); ++it)
  72         {
  73                 std::string fullPath(*it);
  74                 fullPath += path;
  75
  76                 if (access(fullPath.c_str(), R_OK) == 0) return fullPath;
  77         }
  78
  79         logWarning << "cannot find resource " << name << std::endl;
  80
  81         // empty string
  82         return std::string();
  83 }
  84
  85
  86 } // namespace Mf
  87