From: Yen Chi Hsuan Date: Sat, 17 Oct 2015 15:15:01 +0000 (+0800) Subject: [compat] Add compat_urllib_request_DataHandler X-Git-Url: http://git.oshgnacknak.de/?a=commitdiff_plain;h=0a67a3632bb9cf76f64658986defc1947090ef50;p=youtube-dl [compat] Add compat_urllib_request_DataHandler --- diff --git a/youtube_dl/compat.py b/youtube_dl/compat.py index 192e1c515..d103ab9ad 100644 --- a/youtube_dl/compat.py +++ b/youtube_dl/compat.py @@ -1,7 +1,10 @@ from __future__ import unicode_literals +import binascii import collections +import email import getpass +import io import optparse import os import re @@ -38,6 +41,11 @@ try: except ImportError: # Python 2 import urlparse as compat_urlparse +try: + import urllib.response as compat_urllib_response +except ImportError: # Python 2 + import urllib as compat_urllib_response + try: import http.cookiejar as compat_cookiejar except ImportError: # Python 2 @@ -155,6 +163,40 @@ except ImportError: # Python 2 string = string.replace('+', ' ') return compat_urllib_parse_unquote(string, encoding, errors) +try: + from urllib.request import DataHandler as compat_urllib_request_DataHandler +except ImportError: # Python < 3.4 + # Ported from CPython 98774:1733b3bd46db, Lib/urllib/request.py + class compat_urllib_request_DataHandler(compat_urllib_request.BaseHandler): + def data_open(self, req): + # data URLs as specified in RFC 2397. + # + # ignores POSTed data + # + # syntax: + # dataurl := "data:" [ mediatype ] [ ";base64" ] "," data + # mediatype := [ type "/" subtype ] *( ";" parameter ) + # data := *urlchar + # parameter := attribute "=" value + url = req.get_full_url() + + scheme, data = url.split(":", 1) + mediatype, data = data.split(",", 1) + + # even base64 encoded data URLs might be quoted so unquote in any case: + data = compat_urllib_parse_unquote_to_bytes(data) + if mediatype.endswith(";base64"): + data = binascii.a2b_base64(data) + mediatype = mediatype[:-7] + + if not mediatype: + mediatype = "text/plain;charset=US-ASCII" + + headers = email.message_from_string( + "Content-type: %s\nContent-length: %d\n" % (mediatype, len(data))) + + return compat_urllib_response.addinfourl(io.BytesIO(data), headers, url) + try: compat_basestring = basestring # Python 2 except NameError: @@ -489,6 +531,8 @@ __all__ = [ 'compat_urllib_parse_unquote_to_bytes', 'compat_urllib_parse_urlparse', 'compat_urllib_request', + 'compat_urllib_request_DataHandler', + 'compat_urllib_response', 'compat_urlparse', 'compat_urlretrieve', 'compat_xml_parse_error',