]> Dogcows Code - chaz/yoink/blobdiff - src/moof/resource.cc
converted image management to resource handles
[chaz/yoink] / src / moof / resource.cc
index 5cd75360d85d5c8c5041d76da80987bc830cccf0..053fc0b31849e9b37991d90f671e71ee7983800d 100644 (file)
@@ -9,24 +9,22 @@
 *
 **************************************************************************/
 
+#include "config.h"
+
+#ifdef USE_HOTLOADING
+#include <sys/inotify.h>
+#include <sys/ioctl.h>
+#endif
+
 #include <queue>
 
 #include <boost/algorithm/string.hpp>
 #include <boost/weak_ptr.hpp>
-
 #include <stlplus/portability/file_system.hpp>
 
 #include "hash.hh"
 #include "resource.hh"
 
-#if HAVE_CONFIG_H
-#include "../config.h"
-#endif
-
-#ifdef USE_HOTLOADING
-#include <sys/inotify.h>
-#include <sys/ioctl.h>
-#endif
 
 #ifndef BUF_SIZE
 #define BUF_SIZE 4096
 
 namespace moof {
        
+void resource::print_types()
+{
+}
+
+void resource::manage_loader(const std::string& extension, loader_ptr& loader, bool set)
+{
+       static type_lookup lookup;
+
+       if (loader || set)
+       {
+               lookup[extension] = loader;
+       }
+       else
+       {
+               std::map<std::string,loader_ptr>::iterator it;
+               it = lookup.find(extension);
+               if (it != lookup.end()) loader = (*it).second;
+       }
+}
 
-static std::vector<std::string> search_paths_;
+static std::string search_paths_;
 
 typedef boost::weak_ptr<resource> resource_weakptr;
 static hash<std::string,resource_weakptr,hash_function> resource_table_;
 
 // static member
-resource::type_lookup_ptr resource::type_lookup_;
+//resource::type_lookup_ptr resource::type_lookup_;
+//resource::type_lookup resource::type_lookup_;
 
 
 #ifdef USE_HOTLOADING
@@ -109,10 +127,15 @@ resource_ptr resource::load(const std::string& path)
 {
        std::string extension = stlplus::extension_part(path);
 
-       if (!find(path)) return resource_ptr();
+       std::string path1 = path;
+       if (!find(path1))
+       {
+               log_error("trying to load missing resource:", path1);
+               return resource_ptr();
+       }
 
        hash<std::string,resource_weakptr,hash_function>::iterator it;
-       it = resource_table_.find(path);
+       it = resource_table_.find(path1);
        if (it != resource_table_.end())
        {
                resource_weakptr rsrc = (*it).second;
@@ -120,19 +143,18 @@ resource_ptr resource::load(const std::string& path)
                if (locked) return locked;
        }
 
-       std::map<std::string,loader_ptr>::iterator jt;
-       jt = type_lookup_->find(extension);
-       if (jt != type_lookup_->end())
+       loader_ptr loader;
+       manage_loader(extension, loader);
+       if (loader)
        {
-               resource_ptr rsrc((*jt).second->load(path));
-               rsrc->set_loader(path, (*jt).second);
-               resource_table_[path] = rsrc;
+               resource_ptr rsrc(loader->load(path1));
+               rsrc->set_loader(path1, loader);
+               resource_table_[path1] = rsrc;
 
 #ifdef USE_HOTLOADING
-               int wd = inotify_add_watch(monitor_fd_,
-                               path.c_str(), IN_MODIFY);
+               int wd = inotify_add_watch(monitor_fd_, path1.c_str(), IN_MODIFY);
                rsrc->set_watch_descriptor(wd);
-               monitor_lookup_[wd] = path;
+               monitor_lookup_[wd] = path1;
 #endif
 
                log_info("loaded", rsrc.get());
@@ -173,8 +195,7 @@ void resource::reload()
        unloader_ = resource->unloader_;
 
 #ifdef USE_HOTLOADING
-       int wd = inotify_add_watch(monitor_fd_,
-                       path_.c_str(), IN_MODIFY);
+       int wd = inotify_add_watch(monitor_fd_, path_.c_str(), IN_MODIFY);
        set_watch_descriptor(wd);
        monitor_lookup_[wd] = path_;
 #endif
@@ -185,66 +206,41 @@ void resource::reload()
 
 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;
-       }
+       search_paths_ = paths;
 }
 
 
 bool resource::find(const std::string& path)
 {
-       FILE* file = open_file(path);
-       if (file)
-       {
-               fclose(file);
-               return true;
-       }
-
-       return false;
+       //std::string file = stlplus::lookup(path, search_paths_, ":");
+       //log_info("found file", file, "in", search_paths_);
+       //return !stlplus::lookup(path, search_paths_, ":").empty();
+       return find_file(path) != "";
 }
 
-FILE* resource::open_file(const std::string& path, const std::string& mode)
+std::string resource::find_file(const std::string& name)
 {
-#if defined(_WIN32)
-       // windows always has to be a little different
-       //boost::replace_all(path, "/", "\\");
-#endif
+       //log_info("looking for", name, "in", search_paths_);
+       //return stlplus::lookup(name, search_paths_, ":");
+
+       std::vector<std::string> paths;
+       boost::split(paths, search_paths_, boost::is_any_of(":"));
 
        std::vector<std::string>::iterator it;
-       for (it = search_paths_.begin(); it != search_paths_.end(); ++it)
+       for (it = paths.begin(); it != paths.end(); ++it)
        {
-               // check path relative to search path
-               std::string complete_path(*it);
-               complete_path += path;
-
-               FILE* file = fopen(complete_path.c_str(), mode.c_str());
-               if (file) return file;
+               *it += "/";
+               *it += name;
+               log_info("looking for", name, "in", *it);
+               if (stlplus::file_exists(*it)) return *it;
        }
 
-       // last ditch effort; maybe it's already a path to a valid resource
-       return fopen(path.c_str(), mode.c_str());
+       return std::string();
+}
+
+FILE* resource::open_file(const std::string& path, const std::string& mode)
+{
+       return fopen(find_file(path).c_str(), mode.c_str());
 }
 
 
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