def handler(request_data):
# request
request = Request(request_data.decode('utf-8'))
# file path
path = config.ROOT_DIR + urlparse(request.url).path
if request.url.endswith("/"):
path += "index.html"
path_is_exist = os.path.exists(path)
# response
if request.method not in REQUEST_METHODS:
response = Response(method=request.method, protocol=request.protocol, status=405)
elif "/.." in request.url or (request.url.endswith("/") and not path_is_exist):
if mimetypes.guess_type(request.url[:-1])[0] is None:
response = Response(method=request.method, protocol=request.protocol, status=403)
else:
response = Response(method=request.method, protocol=request.protocol, status=404)
elif (not request.is_valid) or (not path_is_exist):
response = Response(method=request.method, protocol=request.protocol, status=404)
else:
content_type = mimetypes.guess_type(path)[0]
with open(path, 'rb') as stream:
data = stream.read()
if len(data) == 0:
print(path, content_type, data, len(data))
response = Response(method=request.method, protocol=request.protocol, status=200,
content_type=content_type, content_length=len(data))
headers = response.get_headers()
if request.method == 'GET' and response.status == 200:
return [headers, data]
else:
return [headers]
