--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Sources/ResourcesCache.h	Fri Oct 04 17:25:46 2024 +0200
@@ -0,0 +1,73 @@
+/**
+ * SPDX-FileCopyrightText: 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+/**
+ * STL plugin for Orthanc
+ * Copyright (C) 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include <orthanc/OrthancCPlugin.h>
+
+#include <boost/noncopyable.hpp>
+#include <boost/thread/shared_mutex.hpp>
+#include <map>
+#include <string>
+
+
+/**
+ * As the static assets are gzipped by the "EmbedStaticAssets.py"
+ * script, we use a cache to maintain the uncompressed assets in order
+ * to avoid multiple gzip decodings.
+ **/
+class ResourcesCache : public boost::noncopyable
+{
+public:
+  class IHandler : public boost::noncopyable
+  {
+  public:
+    virtual ~IHandler()
+    {
+    }
+
+    virtual void Apply(const std::string& resource) = 0;
+  };
+
+private:
+  typedef std::map<std::string, std::string*>  Content;
+
+  boost::shared_mutex  mutex_;
+  Content              content_;
+
+  class RestOutputHandler;
+  class StoreResourceIntoString;
+
+public:
+  ~ResourcesCache();
+
+  void Apply(IHandler& handler,
+             const std::string& path);
+
+  void Answer(OrthancPluginRestOutput* output,
+              const std::string& path);
+
+  void ReadResource(std::string& target,
+                    const std::string& path);
+};