X3D importer: Fixed handling of inlined files

code/X3DImporter.cpp

@@ -1666,8 +1666,10 @@ const aiImporterDesc* X3DImporter::GetInfo () const
 
 void X3DImporter::InternReadFile(const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler)
 {
+	mpIOHandler = pIOHandler;
+
 	Clear();// delete old graph.
-	mFileDir = DefaultIOSystem::absolutePath(pFile);
+	pIOHandler->PushDirectory(DefaultIOSystem::absolutePath(pFile));
 	ParseFile(pFile, pIOHandler);
 	//
 	// Assimp use static arrays of objects for fast speed of rendering. That's good, but need some additional operations/

code/X3DImporter.hpp

@@ -833,7 +833,7 @@ private:
     /***********************************************/
     CX3DImporter_NodeElement* NodeElement_Cur;///< Current element.
     irr::io::IrrXMLReader* mReader;///< Pointer to XML-reader object
-    std::string mFileDir;
+    IOSystem *mpIOHandler;
 };// class X3DImporter
 
 }// namespace Assimp

code/X3DImporter_Networking.cpp

@@ -89,12 +89,13 @@ void X3DImporter::ParseNode_Networking_Inline()
 
 		if(load && (url.size() > 0))
 		{
-			DefaultIOSystem io_handler;
 			std::string full_path;
 
-			full_path = mFileDir + "/" + url.front();
+			full_path = mpIOHandler->CurrentDirectory() + "/" + url.front();
 			// Attribute "url" can contain list of strings. But we need only one - first.
-			ParseFile(full_path, &io_handler);
+			mpIOHandler->PushDirectory(DefaultIOSystem::absolutePath(full_path));
+			ParseFile(full_path, mpIOHandler);
+			mpIOHandler->PopDirectory();
 		}
 
 		// check for X3DMetadataObject childs.