[extractor/common] Add the encoding parameter

The QQMusic info extractor need forced encoding for correct working.
This commit is contained in:
Yen Chi Hsuan 2015-03-21 12:21:27 +08:00
parent a685ae511a
commit c9a779695d
2 changed files with 23 additions and 15 deletions

View File

@ -324,7 +324,7 @@ class InfoExtractor(object):
self._downloader.report_warning(errmsg)
return False
def _download_webpage_handle(self, url_or_request, video_id, note=None, errnote=None, fatal=True):
def _download_webpage_handle(self, url_or_request, video_id, note=None, errnote=None, fatal=True, encoding=None):
""" Returns a tuple (page content as string, URL handle) """
# Strip hashes from the URL (#1038)
if isinstance(url_or_request, (compat_str, str)):
@ -334,14 +334,11 @@ class InfoExtractor(object):
if urlh is False:
assert not fatal
return False
content = self._webpage_read_content(urlh, url_or_request, video_id, note, errnote, fatal)
content = self._webpage_read_content(urlh, url_or_request, video_id, note, errnote, fatal, encoding=encoding)
return (content, urlh)
def _webpage_read_content(self, urlh, url_or_request, video_id, note=None, errnote=None, fatal=True, prefix=None):
content_type = urlh.headers.get('Content-Type', '')
webpage_bytes = urlh.read()
if prefix is not None:
webpage_bytes = prefix + webpage_bytes
@staticmethod
def _guess_encoding_from_content(content_type, webpage_bytes):
m = re.match(r'[a-zA-Z0-9_.-]+/[a-zA-Z0-9_.-]+\s*;\s*charset=(.+)', content_type)
if m:
encoding = m.group(1)
@ -354,6 +351,16 @@ class InfoExtractor(object):
encoding = 'utf-16'
else:
encoding = 'utf-8'
return encoding
def _webpage_read_content(self, urlh, url_or_request, video_id, note=None, errnote=None, fatal=True, prefix=None, encoding=None):
content_type = urlh.headers.get('Content-Type', '')
webpage_bytes = urlh.read()
if prefix is not None:
webpage_bytes = prefix + webpage_bytes
if not encoding:
encoding = self._guess_encoding_from_content(content_type, webpage_bytes)
if self._downloader.params.get('dump_intermediate_pages', False):
try:
url = url_or_request.get_full_url()
@ -410,13 +417,13 @@ class InfoExtractor(object):
return content
def _download_webpage(self, url_or_request, video_id, note=None, errnote=None, fatal=True, tries=1, timeout=5):
def _download_webpage(self, url_or_request, video_id, note=None, errnote=None, fatal=True, tries=1, timeout=5, encoding=None):
""" Returns the data of the page as a string """
success = False
try_count = 0
while success is False:
try:
res = self._download_webpage_handle(url_or_request, video_id, note, errnote, fatal)
res = self._download_webpage_handle(url_or_request, video_id, note, errnote, fatal, encoding=encoding)
success = True
except compat_http_client.IncompleteRead as e:
try_count += 1
@ -431,10 +438,10 @@ class InfoExtractor(object):
def _download_xml(self, url_or_request, video_id,
note='Downloading XML', errnote='Unable to download XML',
transform_source=None, fatal=True):
transform_source=None, fatal=True, encoding=None):
"""Return the xml as an xml.etree.ElementTree.Element"""
xml_string = self._download_webpage(
url_or_request, video_id, note, errnote, fatal=fatal)
url_or_request, video_id, note, errnote, fatal=fatal, encoding=encoding)
if xml_string is False:
return xml_string
if transform_source:
@ -445,9 +452,10 @@ class InfoExtractor(object):
note='Downloading JSON metadata',
errnote='Unable to download JSON metadata',
transform_source=None,
fatal=True):
fatal=True, encoding=None):
json_string = self._download_webpage(
url_or_request, video_id, note, errnote, fatal=fatal)
url_or_request, video_id, note, errnote, fatal=fatal,
encoding=encoding)
if (not fatal) and json_string is False:
return None
return self._parse_json(

View File

@ -24,7 +24,7 @@ class QQMusicIE(InfoExtractor):
'title': '可惜没如果',
'upload_date': '20141227',
'creator': '林俊杰',
'description': 'md5:242c97c2847e0495583b7b13764f7106',
'description': 'md5:4348ff1dd24036906baa7b6f973f8d30',
}
}]
@ -41,7 +41,7 @@ class QQMusicIE(InfoExtractor):
detail_info_page = self._download_webpage(
'http://s.plcloud.music.qq.com/fcgi-bin/fcg_yqq_song_detail_info.fcg?songmid=%s&play=0' % mid,
mid, note='Download song detail info',
errnote='Unable to get song detail info')
errnote='Unable to get song detail info', encoding='gbk')
song_name = self._html_search_regex(
r"songname:\s*'([^']+)'", detail_info_page, 'song name')