X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fyoink;a=blobdiff_plain;f=src%2FMoof%2FResource.cc;h=d1dc5fac425d1f3f808eb66357b44706a5d4f3a0;hp=ff4213ec7d3e04e877704a949313f72f00df2e84;hb=2f239b9ba2a556a5ca810cfffc60552a56a4fe86;hpb=7f3984f3f9524f5b6813e01ceb2fe576dadff94e

diff --git a/src/Moof/Resource.cc b/src/Moof/Resource.cc
index ff4213e..d1dc5fa 100644
--- a/src/Moof/Resource.cc
+++ b/src/Moof/Resource.cc
@@ -1,32 +1,13 @@
 
-/*******************************************************************************
-
- Copyright (c) 2009, Charles McGarvey
- All rights reserved.
- 
- Redistribution   and   use  in  source  and  binary  forms,  with  or  without
- modification, are permitted provided that the following conditions are met:
- 
-   * Redistributions  of  source  code  must retain the above copyright notice,
-     this list of conditions and the following disclaimer.
-   * Redistributions  in binary form must reproduce the above copyright notice,
-     this  list of conditions and the following disclaimer in the documentation
-     and/or other materials provided with the distribution.
- 
- THIS  SOFTWARE  IS  PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- AND  ANY  EXPRESS  OR  IMPLIED  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- DISCLAIMED.  IN  NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- DAMAGES  (INCLUDING,  BUT  NOT  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- SERVICES;  LOSS  OF  USE,  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- CAUSED  AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- OR  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-*******************************************************************************/
-
-#include <unistd.h>
+/*]  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>
 
@@ -38,54 +19,119 @@ namespace Mf {
 
 
 // static member
-std::vector<std::string> Resource::searchPaths_;
+std::vector<std::string> Resource::gSearchPaths;
 
 
-void Resource::addSearchPath(const std::string& directory)
+void Resource::addSearchPaths(const std::string& paths)
 {
-	std::string path(directory);
+	std::vector<std::string> pathList;
+	boost::split(pathList, paths, boost::is_any_of(":"));
 
-	ASSERT(path.length() > 0 && "empty search path string");
+	addSearchPaths(pathList);
+}
 
-	// add a slash if there isn't one already
-	if (*path.rbegin() != '/')
+void Resource::addSearchPaths(const std::vector<std::string>& pathList)
+{
+	std::vector<std::string>::const_iterator it;
+	for (it = pathList.begin(); it != pathList.end(); ++it)
 	{
-		path += '/';
-	}
+		std::string path(*it);
 
-#if defined(_WIN32) || defined(__WIN32__)
-	boost::replace_all(path, "/", "\\");
+		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
 
-	searchPaths_.push_back(path);
+		gSearchPaths.push_back(path);
+		logInfo << "added search path " << path << std::endl;
+	}
 }
 
-std::string Resource::getPath(const std::string& name)
+
+std::string Resource::getPath(const std::string& path,
+							  const std::string& prefix,
+							  const std::string& extension)
 {
-	std::vector<std::string>::iterator it;
+	std::string realPath(path);
+	if (getPath(realPath, prefix, extension)) return realPath;
+
+	return std::string();
+}
 
-	std::string path(name);
+bool Resource::getPath(std::string& path,
+					   const std::string& prefix,
+					   const std::string& extension)
+{
+	FILE* file = openFile(path, prefix, extension);
+	if (file)
+	{
+		fclose(file);
+		return true;
+	}
 
-#if defined(_WIN32) || defined(__WIN32__)
+	return false;
+}
+
+FILE* Resource::openFile(std::string& path,
+						 std::string prefix,
+						 const std::string& extension,
+						 const std::string& mode)
+{
+#if defined(_WIN32)
+	// Windows always has to be the odd one.
 	boost::replace_all(path, "/", "\\");
+	boost::replace_all(prefix, "/", "\\");
 #endif
 
-	for (it = searchPaths_.begin(); it != searchPaths_.end(); ++it)
-	{
-		std::string fullPath(*it);
-		fullPath += path;
+	std::vector<std::string> preList;
+	boost::split(preList, prefix, boost::is_any_of(":"));
+	std::vector<std::string> postList;
+	boost::split(postList, extension, boost::is_any_of(":"));
 
-		if (access(fullPath.c_str(), R_OK) == 0) return fullPath;
+	std::vector<std::string>::iterator it;
+	for (it = gSearchPaths.begin(); it != gSearchPaths.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;
+		}
 	}
 
-	logWarning << "cannot find resource " << name << std::endl;
-
-	// empty string
-	return std::string();
+	// last ditch effort; maybe it's already a path to a valid resource
+	return fopen(path.c_str(), mode.c_str());
 }
 
 
 } // namespace Mf
 
-/** vim: set ts=4 sw=4 tw=80: *************************************************/
-