mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-22 06:02:52 +08:00
116 lines
4.2 KiB
Python
116 lines
4.2 KiB
Python
import json
|
|
import re
|
|
import socket
|
|
|
|
from .common import InfoExtractor
|
|
from ..utils import (
|
|
compat_http_client,
|
|
compat_str,
|
|
compat_urllib_error,
|
|
compat_urllib_request,
|
|
|
|
ExtractorError,
|
|
)
|
|
|
|
|
|
class MixcloudIE(InfoExtractor):
|
|
_WORKING = False # New API, but it seems good http://www.mixcloud.com/developers/documentation/
|
|
_VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([\w\d-]+)/([\w\d-]+)'
|
|
IE_NAME = u'mixcloud'
|
|
|
|
def report_download_json(self, file_id):
|
|
"""Report JSON download."""
|
|
self.to_screen(u'Downloading json')
|
|
|
|
def get_urls(self, jsonData, fmt, bitrate='best'):
|
|
"""Get urls from 'audio_formats' section in json"""
|
|
try:
|
|
bitrate_list = jsonData[fmt]
|
|
if bitrate is None or bitrate == 'best' or bitrate not in bitrate_list:
|
|
bitrate = max(bitrate_list) # select highest
|
|
|
|
url_list = jsonData[fmt][bitrate]
|
|
except TypeError: # we have no bitrate info.
|
|
url_list = jsonData[fmt]
|
|
return url_list
|
|
|
|
def check_urls(self, url_list):
|
|
"""Returns 1st active url from list"""
|
|
for url in url_list:
|
|
try:
|
|
compat_urllib_request.urlopen(url)
|
|
return url
|
|
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error):
|
|
url = None
|
|
|
|
return None
|
|
|
|
def _print_formats(self, formats):
|
|
print('Available formats:')
|
|
for fmt in formats.keys():
|
|
for b in formats[fmt]:
|
|
try:
|
|
ext = formats[fmt][b][0]
|
|
print('%s\t%s\t[%s]' % (fmt, b, ext.split('.')[-1]))
|
|
except TypeError: # we have no bitrate info
|
|
ext = formats[fmt][0]
|
|
print('%s\t%s\t[%s]' % (fmt, '??', ext.split('.')[-1]))
|
|
break
|
|
|
|
def _real_extract(self, url):
|
|
mobj = re.match(self._VALID_URL, url)
|
|
if mobj is None:
|
|
raise ExtractorError(u'Invalid URL: %s' % url)
|
|
# extract uploader & filename from url
|
|
uploader = mobj.group(1).decode('utf-8')
|
|
file_id = uploader + "-" + mobj.group(2).decode('utf-8')
|
|
|
|
# construct API request
|
|
file_url = 'http://www.mixcloud.com/api/1/cloudcast/' + '/'.join(url.split('/')[-3:-1]) + '.json'
|
|
# retrieve .json file with links to files
|
|
request = compat_urllib_request.Request(file_url)
|
|
try:
|
|
self.report_download_json(file_url)
|
|
jsonData = compat_urllib_request.urlopen(request).read()
|
|
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
|
|
raise ExtractorError(u'Unable to retrieve file: %s' % compat_str(err))
|
|
|
|
# parse JSON
|
|
json_data = json.loads(jsonData)
|
|
player_url = json_data['player_swf_url']
|
|
formats = dict(json_data['audio_formats'])
|
|
|
|
req_format = self._downloader.params.get('format', None)
|
|
|
|
if self._downloader.params.get('listformats', None):
|
|
self._print_formats(formats)
|
|
return
|
|
|
|
if req_format is None or req_format == 'best':
|
|
for format_param in formats.keys():
|
|
url_list = self.get_urls(formats, format_param)
|
|
# check urls
|
|
file_url = self.check_urls(url_list)
|
|
if file_url is not None:
|
|
break # got it!
|
|
else:
|
|
if req_format not in formats:
|
|
raise ExtractorError(u'Format is not available')
|
|
|
|
url_list = self.get_urls(formats, req_format)
|
|
file_url = self.check_urls(url_list)
|
|
format_param = req_format
|
|
|
|
return [{
|
|
'id': file_id.decode('utf-8'),
|
|
'url': file_url.decode('utf-8'),
|
|
'uploader': uploader.decode('utf-8'),
|
|
'upload_date': None,
|
|
'title': json_data['name'],
|
|
'ext': file_url.split('.')[-1].decode('utf-8'),
|
|
'format': (format_param is None and u'NA' or format_param.decode('utf-8')),
|
|
'thumbnail': json_data['thumbnail_url'],
|
|
'description': json_data['description'],
|
|
'player_url': player_url.decode('utf-8'),
|
|
}]
|