diff --git a/src/html/htmlparser.cpp b/src/html/htmlparser.cpp
index d05817d..90a32f1 100644
--- a/src/html/htmlparser.cpp
+++ b/src/html/htmlparser.cpp
@@ -140,8 +140,8 @@ HTMLParser::Status HTMLParser::parse_xml_file(const std::string & file_name, Spa
 HTMLParser::Status HTMLParser::parse_xml_file(const wchar_t * file_name, Space & out_space, bool compact_mode, bool clear_space)
 {
 	std::string file_name_utf8;
-
 	wide_to_utf8(file_name, file_name_utf8);
+
 	return parse_xml_file(file_name_utf8.c_str(), out_space, compact_mode, clear_space);
 }
 
@@ -174,18 +174,6 @@ void HTMLParser::Filter(const wchar_t * in, std::wstring & out)
 }
 
 
-
-void HTMLParser::Init()
-{
-}
-
-
-void HTMLParser::Uninit()
-{
-}
-
-
-
 void HTMLParser::Filter(const std::wstring & in, std::wstring & out)
 {
 	if( &in == &out )
@@ -203,6 +191,77 @@ void HTMLParser::Filter(const std::wstring & in, std::wstring & out)
 }
 
 
+
+HTMLParser::Status HTMLParser::filter_file(const char * file_name, std::wstring & out)
+{
+	parsing_html      = true;
+	reading_from_file = true;
+
+	// open the file before clearing 'out' string, 'out' string can be the same string as the file_name
+	file.clear();
+	file.open(file_name, std::ios_base::binary | std::ios_base::in);
+
+	status        = ok;
+	line          = 1;
+	stack_len     = 0;
+	out_string    = &out;
+	out_space     = nullptr;
+	line_len      = 0;
+	out_string->clear();
+
+	if( file )
+	{
+		Init();
+		Read();
+		Uninit();
+
+		file.close();
+	}
+	else
+	{
+		status = cant_open_file;
+	}
+
+	return status;
+}
+
+
+HTMLParser::Status HTMLParser::filter_file(const std::string & file_name, std::wstring & out)
+{
+	return filter_file(file_name.c_str(), out);
+}
+
+
+HTMLParser::Status HTMLParser::filter_file(const wchar_t * file_name, std::wstring & out)
+{
+	std::string file_name_utf8;
+	pt::wide_to_utf8(file_name, file_name_utf8);
+
+	return filter_file(file_name_utf8, out);
+}
+
+
+HTMLParser::Status HTMLParser::filter_file(const std::wstring & file_name, std::wstring & out)
+{
+	return filter_file(file_name.c_str(), out);
+}
+
+
+
+
+void HTMLParser::Init()
+{
+}
+
+
+void HTMLParser::Uninit()
+{
+}
+
+
+
+
+
 int HTMLParser::get_last_parsed_line()
 {
 	return line;
diff --git a/src/html/htmlparser.h b/src/html/htmlparser.h
index 940eb39..50df603 100644
--- a/src/html/htmlparser.h
+++ b/src/html/htmlparser.h
@@ -134,6 +134,11 @@ public:
 	void Filter(const std::wstring & in, std::wstring & out);
 
 
+	HTMLParser::Status filter_file(const char * file_name, std::wstring & out);
+	HTMLParser::Status filter_file(const std::string & file_name, std::wstring & out);
+	HTMLParser::Status filter_file(const wchar_t * file_name, std::wstring & out);
+	HTMLParser::Status filter_file(const std::wstring & file_name, std::wstring & out);
+
 
 	/*
 	 *