Move blip.tv extractors into their own file
Philipp Hagemeister
12 years ago
parent
934858ad86
commit
f58848011e
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import datetime
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import json
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import os
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import re
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import socket
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from .common import InfoExtractor
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from ..utils import (
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compat_http_client,
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compat_parse_qs,
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compat_str,
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compat_urllib_error,
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compat_urllib_parse_urlparse,
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compat_urllib_request,
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ExtractorError,
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unescapeHTML,
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)
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class BlipTVIE(InfoExtractor):
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"""Information extractor for blip.tv"""
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_VALID_URL = r'^(?:https?://)?(?:\w+\.)?blip\.tv/((.+/)|(play/)|(api\.swf#))(.+)$'
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_URL_EXT = r'^.*\.([a-z0-9]+)$'
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IE_NAME = u'blip.tv'
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def report_direct_download(self, title):
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"""Report information extraction."""
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self.to_screen(u'%s: Direct download detected' % title)
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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# See https://github.com/rg3/youtube-dl/issues/857
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api_mobj = re.match(r'http://a\.blip\.tv/api\.swf#(?P<video_id>[\d\w]+)', url)
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if api_mobj is not None:
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url = 'http://blip.tv/play/g_%s' % api_mobj.group('video_id')
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urlp = compat_urllib_parse_urlparse(url)
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if urlp.path.startswith('/play/'):
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request = compat_urllib_request.Request(url)
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response = compat_urllib_request.urlopen(request)
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redirecturl = response.geturl()
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rurlp = compat_urllib_parse_urlparse(redirecturl)
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file_id = compat_parse_qs(rurlp.fragment)['file'][0].rpartition('/')[2]
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url = 'http://blip.tv/a/a-' + file_id
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return self._real_extract(url)
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if '?' in url:
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cchar = '&'
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else:
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cchar = '?'
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json_url = url + cchar + 'skin=json&version=2&no_wrap=1'
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request = compat_urllib_request.Request(json_url)
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request.add_header('User-Agent', 'iTunes/10.6.1')
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self.report_extraction(mobj.group(1))
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info = None
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try:
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urlh = compat_urllib_request.urlopen(request)
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if urlh.headers.get('Content-Type', '').startswith('video/'): # Direct download
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basename = url.split('/')[-1]
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title,ext = os.path.splitext(basename)
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title = title.decode('UTF-8')
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ext = ext.replace('.', '')
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self.report_direct_download(title)
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info = {
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'id': title,
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'url': url,
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'uploader': None,
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'upload_date': None,
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'title': title,
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'ext': ext,
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'urlhandle': urlh
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}
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'ERROR: unable to download video info webpage: %s' % compat_str(err))
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if info is None: # Regular URL
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try:
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json_code_bytes = urlh.read()
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json_code = json_code_bytes.decode('utf-8')
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to read video info webpage: %s' % compat_str(err))
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try:
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json_data = json.loads(json_code)
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if 'Post' in json_data:
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data = json_data['Post']
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else:
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data = json_data
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upload_date = datetime.datetime.strptime(data['datestamp'], '%m-%d-%y %H:%M%p').strftime('%Y%m%d')
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video_url = data['media']['url']
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umobj = re.match(self._URL_EXT, video_url)
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if umobj is None:
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raise ValueError('Can not determine filename extension')
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ext = umobj.group(1)
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info = {
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'id': data['item_id'],
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'url': video_url,
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'uploader': data['display_name'],
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'upload_date': upload_date,
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'title': data['title'],
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'ext': ext,
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'format': data['media']['mimeType'],
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'thumbnail': data['thumbnailUrl'],
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'description': data['description'],
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'player_url': data['embedUrl'],
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'user_agent': 'iTunes/10.6.1',
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}
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except (ValueError,KeyError) as err:
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raise ExtractorError(u'Unable to parse video information: %s' % repr(err))
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return [info]
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class BlipTVUserIE(InfoExtractor):
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"""Information Extractor for blip.tv users."""
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_VALID_URL = r'(?:(?:(?:https?://)?(?:\w+\.)?blip\.tv/)|bliptvuser:)([^/]+)/*$'
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_PAGE_SIZE = 12
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IE_NAME = u'blip.tv:user'
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def _real_extract(self, url):
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# Extract username
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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username = mobj.group(1)
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page_base = 'http://m.blip.tv/pr/show_get_full_episode_list?users_id=%s&lite=0&esi=1'
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page = self._download_webpage(url, username, u'Downloading user page')
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mobj = re.search(r'data-users-id="([^"]+)"', page)
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page_base = page_base % mobj.group(1)
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# Download video ids using BlipTV Ajax calls. Result size per
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# query is limited (currently to 12 videos) so we need to query
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# page by page until there are no video ids - it means we got
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# all of them.
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video_ids = []
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pagenum = 1
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while True:
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url = page_base + "&page=" + str(pagenum)
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page = self._download_webpage(url, username,
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u'Downloading video ids from page %d' % pagenum)
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# Extract video identifiers
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ids_in_page = []
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for mobj in re.finditer(r'href="/([^"]+)"', page):
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if mobj.group(1) not in ids_in_page:
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ids_in_page.append(unescapeHTML(mobj.group(1)))
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video_ids.extend(ids_in_page)
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# A little optimization - if current page is not
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# "full", ie. does not contain PAGE_SIZE video ids then
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# we can assume that this page is the last one - there
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# are no more ids on further pages - no need to query
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# again.
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if len(ids_in_page) < self._PAGE_SIZE:
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break
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pagenum += 1
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urls = [u'http://blip.tv/%s' % video_id for video_id in video_ids]
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url_entries = [self.url_result(url, 'BlipTV') for url in urls]
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return [self.playlist_result(url_entries, playlist_title = username)]
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