bool EntityLODComponent::LoadFromFile(const char *szFilename)
{
  TiXmlDocument doc;
  if (!doc.LoadFile(szFilename,Vision::File.GetManager()))
    return false;

  return ParseXMLNode(XMLHelper::SubNode(doc.RootElement(),"LOD",false));
}
Exemple #2
0
/**\brief Load an XML file
 * \arg filename The XML file that should be parsed.
 * \arg optional  If this is true, an error is not returned if the file doesn't exist.
 */
bool Components::Load(string filename, bool optional) {
	xmlDocPtr doc;
	xmlNodePtr cur;
	int versionMajor = 0, versionMinor = 0, versionMacro = 0;
	int numObjs = 0;
	bool success = true;
	
	File xmlfile = File (filename);
	long filelen = xmlfile.GetLength();
	char *buffer = xmlfile.Read();
	doc = xmlParseMemory( buffer, static_cast<int>(filelen) );
	delete [] buffer;

	if( doc == NULL ) {
		LogMsg(ERR, "Could not load '%s' for parsing.", filename.c_str() );
		return optional;
	}
	
	cur = xmlDocGetRootElement( doc );
	
	if( cur == NULL ) {
		LogMsg(ERR, "'%s' file appears to be empty.", filename.c_str() );
		xmlFreeDoc( doc );
		return false;
	}
	
	if( xmlStrcmp( cur->name, (const xmlChar *)rootName.c_str() ) ) {
		LogMsg(ERR, "'%s' appears to be invalid. Root element was %s.", filename.c_str(), (char *)cur->name );
		xmlFreeDoc( doc );
		return false;
	} else {
		LogMsg(INFO, "'%s' file found and valid, parsing...", filename.c_str() );
	}
	
	cur = cur->xmlChildrenNode;
	while( success && cur != NULL ) {
		// Parse for the version information and any children nodes
		if( ( !xmlStrcmp( cur->name, BAD_CAST "version-major" ) ) ) {
			xmlChar *key = xmlNodeListGetString( doc, cur->xmlChildrenNode, 1 );
			versionMajor = atoi( (char *)key );
			xmlFree( key );
		} else if( ( !xmlStrcmp( cur->name, BAD_CAST "version-minor" ) ) ) {
			xmlChar *key = xmlNodeListGetString( doc, cur->xmlChildrenNode, 1 );
			versionMinor = atoi( (char *)key );
			xmlFree( key );
		} else if( ( !xmlStrcmp( cur->name, BAD_CAST "version-macro" ) ) ) {
			xmlChar *key = xmlNodeListGetString( doc, cur->xmlChildrenNode, 1 );
			versionMacro = atoi( (char *)key );
			xmlFree( key );
		} else if( ( !xmlStrcmp( cur->name, BAD_CAST componentName.c_str() ) ) ) {
			// Parse a Component
			success = ParseXMLNode( doc, cur );
			assert(success);
			if(success) numObjs++;
		}
		
		cur = cur->next;
	}
	
	xmlFreeDoc( doc );
	
	LogMsg(INFO, "Parsing of file '%s' done, found %d objects. File is version %d.%d.%d.", filename.c_str(), numObjs, versionMajor, versionMinor, versionMacro );
	return success;
}
Exemple #3
0
/**\brief Load an XML file
 * \arg filename The XML file that should be parsed.
 * \arg optional  If this is true, an error is not returned if the file doesn't exist.
 */
bool Components::Load(string filename, bool optional) {
	xmlDocPtr doc;
	xmlNodePtr cur, ver;
	int versionMajor = 0, versionMinor = 0, versionMacro = 0;
	int numObjs = 0;
	bool success = true;
	
	File xmlfile = File (filename);
	long filelen = xmlfile.GetLength();
	char *buffer = xmlfile.Read();
	doc = xmlParseMemory( buffer, static_cast<int>(filelen) );
	delete [] buffer;

	if( doc == NULL ) {
		LogMsg(ERR, "Could not load '%s' for parsing.", filename.c_str() );
		return optional;
	}
	
	cur = xmlDocGetRootElement( doc );
	
	if( cur == NULL ) {
		LogMsg(ERR, "'%s' file appears to be empty.", filename.c_str() );
		xmlFreeDoc( doc );
		return false;
	}
	
	if( xmlStrcmp( cur->name, (const xmlChar *)rootName.c_str() ) ) {
		LogMsg(ERR, "'%s' appears to be invalid. Root element was %s.", filename.c_str(), (char *)cur->name );
		xmlFreeDoc( doc );
		return false;
	} else {
		LogMsg(INFO, "'%s' file found and valid, parsing...", filename.c_str() );
	}
	
	// Get the version number
	if( (ver = FirstChildNamed(cur, "version-major")) != NULL ) {
		versionMajor = NodeToInt(doc,ver);
	}
	if( (ver = FirstChildNamed(cur, "version-minor")) != NULL ) {
		versionMinor = NodeToInt(doc,ver);
	}
	if( (ver = FirstChildNamed(cur, "version-macro")) != NULL ) {
		versionMacro = NodeToInt(doc,ver);
	}
	if( ( versionMajor != EPIAR_VERSION_MAJOR ) ||
	    ( versionMinor != EPIAR_VERSION_MINOR ) ||
	    ( versionMacro != EPIAR_VERSION_MICRO ) ) {
		LogMsg(WARN, "File '%s' is version %d.%d.%d. This may cause problems since it does not match the current version %d.%d.%d.",
			filename.c_str(),
			versionMajor, versionMinor, versionMacro,
			EPIAR_VERSION_MAJOR, EPIAR_VERSION_MINOR, EPIAR_VERSION_MICRO );
	}
	
	// Get the components
	cur = cur->xmlChildrenNode;
	while( success && cur != NULL ) {
		// Parse for the version information and any children nodes
		if( ( !xmlStrcmp( cur->name, BAD_CAST componentName.c_str() ) ) ) {
			// Parse a Component
			success = ParseXMLNode( doc, cur );
			assert(success || optional);
			if(success) numObjs++;
		}
		
		cur = cur->next;
	}
	
	xmlFreeDoc( doc );

	filepath = filename;
	
	LogMsg(INFO, "Parsing of file '%s' done, found %d objects. File is version %d.%d.%d.", filename.c_str(), numObjs, versionMajor, versionMinor, versionMacro );
	return success;
}