+++ /dev/null
-# coding: utf-8
-from __future__ import unicode_literals
-
-import time
-import math
-import os.path
-import re
-
-
-from .common import InfoExtractor
-from ..compat import (
- compat_html_parser,
- compat_urllib_parse,
- compat_urllib_request,
- compat_urlparse,
-)
-from ..utils import ExtractorError
-
-
-class GroovesharkHtmlParser(compat_html_parser.HTMLParser):
- def __init__(self):
- self._current_object = None
- self.objects = []
- compat_html_parser.HTMLParser.__init__(self)
-
- def handle_starttag(self, tag, attrs):
- attrs = dict((k, v) for k, v in attrs)
- if tag == 'object':
- self._current_object = {'attrs': attrs, 'params': []}
- elif tag == 'param':
- self._current_object['params'].append(attrs)
-
- def handle_endtag(self, tag):
- if tag == 'object':
- self.objects.append(self._current_object)
- self._current_object = None
-
- @classmethod
- def extract_object_tags(cls, html):
- p = cls()
- p.feed(html)
- p.close()
- return p.objects
-
-
-class GroovesharkIE(InfoExtractor):
- _VALID_URL = r'https?://(www\.)?grooveshark\.com/#!/s/([^/]+)/([^/]+)'
- _TEST = {
- 'url': 'http://grooveshark.com/#!/s/Jolene+Tenth+Key+Remix+Ft+Will+Sessions/6SS1DW?src=5',
- 'md5': '7ecf8aefa59d6b2098517e1baa530023',
- 'info_dict': {
- 'id': '6SS1DW',
- 'title': 'Jolene (Tenth Key Remix ft. Will Sessions)',
- 'ext': 'mp3',
- 'duration': 227,
- }
- }
-
- do_playerpage_request = True
- do_bootstrap_request = True
-
- def _parse_target(self, target):
- uri = compat_urlparse.urlparse(target)
- hash = uri.fragment[1:].split('?')[0]
- token = os.path.basename(hash.rstrip('/'))
- return (uri, hash, token)
-
- def _build_bootstrap_url(self, target):
- (uri, hash, token) = self._parse_target(target)
- query = 'getCommunicationToken=1&hash=%s&%d' % (compat_urllib_parse.quote(hash, safe=''), self.ts)
- return (compat_urlparse.urlunparse((uri.scheme, uri.netloc, '/preload.php', None, query, None)), token)
-
- def _build_meta_url(self, target):
- (uri, hash, token) = self._parse_target(target)
- query = 'hash=%s&%d' % (compat_urllib_parse.quote(hash, safe=''), self.ts)
- return (compat_urlparse.urlunparse((uri.scheme, uri.netloc, '/preload.php', None, query, None)), token)
-
- def _build_stream_url(self, meta):
- return compat_urlparse.urlunparse(('http', meta['streamKey']['ip'], '/stream.php', None, None, None))
-
- def _build_swf_referer(self, target, obj):
- (uri, _, _) = self._parse_target(target)
- return compat_urlparse.urlunparse((uri.scheme, uri.netloc, obj['attrs']['data'], None, None, None))
-
- def _transform_bootstrap(self, js):
- return re.split('(?m)^\s*try\s*\{', js)[0] \
- .split(' = ', 1)[1].strip().rstrip(';')
-
- def _transform_meta(self, js):
- return js.split('\n')[0].split('=')[1].rstrip(';')
-
- def _get_meta(self, target):
- (meta_url, token) = self._build_meta_url(target)
- self.to_screen('Metadata URL: %s' % meta_url)
-
- headers = {'Referer': compat_urlparse.urldefrag(target)[0]}
- req = compat_urllib_request.Request(meta_url, headers=headers)
- res = self._download_json(req, token,
- transform_source=self._transform_meta)
-
- if 'getStreamKeyWithSong' not in res:
- raise ExtractorError(
- 'Metadata not found. URL may be malformed, or Grooveshark API may have changed.')
-
- if res['getStreamKeyWithSong'] is None:
- raise ExtractorError(
- 'Metadata download failed, probably due to Grooveshark anti-abuse throttling. Wait at least an hour before retrying from this IP.',
- expected=True)
-
- return res['getStreamKeyWithSong']
-
- def _get_bootstrap(self, target):
- (bootstrap_url, token) = self._build_bootstrap_url(target)
-
- headers = {'Referer': compat_urlparse.urldefrag(target)[0]}
- req = compat_urllib_request.Request(bootstrap_url, headers=headers)
- res = self._download_json(req, token, fatal=False,
- note='Downloading player bootstrap data',
- errnote='Unable to download player bootstrap data',
- transform_source=self._transform_bootstrap)
- return res
-
- def _get_playerpage(self, target):
- (_, _, token) = self._parse_target(target)
-
- webpage = self._download_webpage(
- target, token,
- note='Downloading player page',
- errnote='Unable to download player page',
- fatal=False)
-
- if webpage is not None:
- # Search (for example German) error message
- error_msg = self._html_search_regex(
- r'<div id="content">\s*<h2>(.*?)</h2>', webpage,
- 'error message', default=None)
- if error_msg is not None:
- error_msg = error_msg.replace('\n', ' ')
- raise ExtractorError('Grooveshark said: %s' % error_msg)
-
- if webpage is not None:
- o = GroovesharkHtmlParser.extract_object_tags(webpage)
- return webpage, [x for x in o if x['attrs']['id'] == 'jsPlayerEmbed']
-
- return webpage, None
-
- def _real_initialize(self):
- self.ts = int(time.time() * 1000) # timestamp in millis
-
- def _real_extract(self, url):
- (target_uri, _, token) = self._parse_target(url)
-
- # 1. Fill cookiejar by making a request to the player page
- swf_referer = None
- if self.do_playerpage_request:
- (_, player_objs) = self._get_playerpage(url)
- if player_objs:
- swf_referer = self._build_swf_referer(url, player_objs[0])
- self.to_screen('SWF Referer: %s' % swf_referer)
-
- # 2. Ask preload.php for swf bootstrap data to better mimic webapp
- if self.do_bootstrap_request:
- bootstrap = self._get_bootstrap(url)
- self.to_screen('CommunicationToken: %s' % bootstrap['getCommunicationToken'])
-
- # 3. Ask preload.php for track metadata.
- meta = self._get_meta(url)
-
- # 4. Construct stream request for track.
- stream_url = self._build_stream_url(meta)
- duration = int(math.ceil(float(meta['streamKey']['uSecs']) / 1000000))
- post_dict = {'streamKey': meta['streamKey']['streamKey']}
- post_data = compat_urllib_parse.urlencode(post_dict).encode('utf-8')
- headers = {
- 'Content-Length': len(post_data),
- 'Content-Type': 'application/x-www-form-urlencoded'
- }
- if swf_referer is not None:
- headers['Referer'] = swf_referer
-
- return {
- 'id': token,
- 'title': meta['song']['Name'],
- 'http_method': 'POST',
- 'url': stream_url,
- 'ext': 'mp3',
- 'format': 'mp3 audio',
- 'duration': duration,
- 'http_post_data': post_data,
- 'http_headers': headers,
- }
projects / youtube-dl / commitdiff