fixers.py 文件源码

python
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项目:oa_qian 作者: sunqb 项目源码 文件源码
def fix_headers(self, environ, headers, status=None):
        if self.fix_vary:
            header = headers.get('content-type', '')
            mimetype, options = parse_options_header(header)
            if mimetype not in ('text/html', 'text/plain', 'text/sgml'):
                headers.pop('vary', None)

        if self.fix_attach and 'content-disposition' in headers:
            pragma = parse_set_header(headers.get('pragma', ''))
            pragma.discard('no-cache')
            header = pragma.to_header()
            if not header:
                headers.pop('pragma', '')
            else:
                headers['Pragma'] = header
            header = headers.get('cache-control', '')
            if header:
                cc = parse_cache_control_header(header,
                                                cls=ResponseCacheControl)
                cc.no_cache = None
                cc.no_store = False
                header = cc.to_header()
                if not header:
                    headers.pop('cache-control', '')
                else:
                    headers['Cache-Control'] = header
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