From 80cbb6ddbbcd84fce12a9f918cd2417529239a18 Mon Sep 17 00:00:00 2001 From: Philipp Hagemeister Date: Sun, 23 Jun 2013 21:59:15 +0200 Subject: Move MixCloud into its own file --- youtube_dl/extractor/mixcloud.py | 115 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 115 insertions(+) create mode 100644 youtube_dl/extractor/mixcloud.py (limited to 'youtube_dl/extractor/mixcloud.py') diff --git a/youtube_dl/extractor/mixcloud.py b/youtube_dl/extractor/mixcloud.py new file mode 100644 index 000000000..8245b5583 --- /dev/null +++ b/youtube_dl/extractor/mixcloud.py @@ -0,0 +1,115 @@ +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'), + }] -- cgit v1.2.3