--- /dev/null
+
+/*] Copyright (c) 2009-2010, Charles McGarvey [**************************
+**] All rights reserved.
+*
+* vi:ts=4 sw=4 tw=75
+*
+* Distributable under the terms and conditions of the 2-clause BSD license;
+* see the file COPYING for a complete text of the license.
+*
+**************************************************************************/
+
+#include <boost/algorithm/string.hpp>
+
+#include "log.hh"
+#include "resource.hh"
+
+
+namespace moof {
+
+
+// static member
+std::vector<std::string> resource::search_paths_;
+
+
+void resource::add_search_paths(const std::string& paths)
+{
+ std::vector<std::string> pathList;
+ boost::split(pathList, paths, boost::is_any_of(":"));
+
+ add_search_paths(pathList);
+}
+
+void resource::add_search_paths(const std::vector<std::string>& pathList)
+{
+ std::vector<std::string>::const_iterator it;
+ for (it = pathList.begin(); it != pathList.end(); ++it)
+ {
+ std::string path(*it);
+
+ ASSERT(!path.empty() && "empty search path string");
+
+ // add a slash if there isn't one already
+ if (*path.rbegin() != '/') path += '/';
+
+#if defined(_WIN32)
+ boost::replace_all(path, "/", "\\");
+#endif
+
+ search_paths_.push_back(path);
+ log_info << "added search path " << path << std::endl;
+ }
+}
+
+
+bool resource::find_path(std::string& path,
+ const std::string& prefix,
+ const std::string& extension)
+{
+ FILE* file = open_file(path, prefix, extension);
+ if (file)
+ {
+ fclose(file);
+ return true;
+ }
+
+ return false;
+}
+
+FILE* resource::open_file(std::string& path,
+ const std::string& prefix,
+ const std::string& extension,
+ const std::string& mode)
+{
+#if defined(_WIN32)
+ // windows always has to be a little different
+ boost::replace_all(path, "/", "\\");
+ std::string temp_prefix(prefix);
+ boost::replace_all(temp_prefix, "/", "\\");
+ std::vector<std::string> preList;
+ boost::split(preList, temp_prefix, boost::is_any_of(":"));
+#else
+ std::vector<std::string> preList;
+ boost::split(preList, prefix, boost::is_any_of(":"));
+#endif
+
+ std::vector<std::string> postList;
+ boost::split(postList, extension, boost::is_any_of(":"));
+
+ std::vector<std::string>::iterator it;
+ for (it = search_paths_.begin(); it != search_paths_.end(); ++it)
+ {
+ std::vector<std::string>::iterator jt;
+ for (jt = preList.begin(); jt != preList.end(); ++jt)
+ {
+ std::vector<std::string>::iterator kt;
+ for (kt = postList.begin(); kt != postList.end(); ++kt)
+ {
+ std::string realPath(*it);
+ realPath += *jt;
+ realPath += path;
+ realPath += ".";
+ realPath += *kt;
+
+ FILE* file = fopen(realPath.c_str(), mode.c_str());
+ if (file)
+ {
+ path = realPath;
+ return file;
+ }
+ }
+ }
+
+ // check path relative to search path
+ std::string realPath(*it);
+ realPath += path;
+
+ FILE* file = fopen(realPath.c_str(), mode.c_str());
+ if (file)
+ {
+ path = realPath;
+ return file;
+ }
+ }
+
+ // last ditch effort; maybe it's already a path to a valid resource
+ return fopen(path.c_str(), mode.c_str());
+}
+
+
+} // namespace moof
+