fix cannot support play mp4 static file in safari browser.

 remi/server.py -> App -> _process_all

before

            filename = self._get_static_file(static_file.groups()[0])
            if not filename:
                self.send_response(404)
                return
            mimetype, encoding = mimetypes.guess_type(filename)
            self.send_response(200)
            self.send_header('Content-type', mimetype if mimetype else 'application/octet-stream')
            if self.server.enable_file_cache:
                self.send_header('Cache-Control', 'public, max-age=86400')
            self.end_headers()
            with open(filename, 'rb') as f:
                content = f.read()
                self.wfile.write(content)

after

            filename = self._get_static_file(static_file.groups()[0])
            if not filename:
                self.send_response(404)
                return
            mimetype, encoding = mimetypes.guess_type(filename)
            response_code = 200
            content = None
            send_response_code = None
            with open(filename, 'rb') as f:
                content = f.read()
            for k in self.headers:
                if k.lower() == 'range':
                    self._log.info('Start resumable pass.')
                    # self._log.info(self.headers)
                    range_value = self.headers[k]
                    range_value_comp = re.compile(r'bytes=([0-9]+)\-(([0-9]+)?)')
                    m = re.match(range_value_comp, range_value)
                    if m:
                        start_range = m.group(1)
                        start = int(start_range)
                        end_range = m.group(2)
                        if len(end_range) > 0:
                            end = int(end_range)
                        else:
                            end = -1
                        print(start, end_range, len(content))
                        if end == len(content) -1:
                            response_code = 200
                        else:
                            response_code = 206
                        self.send_response(response_code)
                        send_response_code = True
                        if end == -1:
                            # headers['Content-Length'] = str(len(content) - start)
                            self.send_header('Content-Length', str(len(content) - start))
                        else:
                            # headers['Content-Length'] = str(end - start + 1
                            self.send_header('Content-Length', str(end - start + 1))
                        if end < 0:
                            content_range_header_value = "bytes %d-%d/%d" % (start, len(content) - 1, len(content))
                            content = content[start:len(content)]
                        else:
                            content_range_header_value = "bytes %d-%d/%d" % (start, end, len(content))
                            content = content[start:end + 1]
                        # headers['Content-Range'] = content_range_header_value
                        self.send_header('Content-Range', content_range_header_value)
            if not send_response_code:
                self.send_response(response_code)
            self.send_header('Content-type', mimetype if mimetype else 'application/octet-stream')
            if self.server.enable_file_cache:
                self.send_header('Cache-Control', 'public, max-age=86400')
            self.end_headers()
            if content:
                self.wfile.write(content)

rawpython / remi

fix cannot support play mp4 static file in safari browser. #465