[mixcloud] Added support for user uploads, playlists, favorites and listens.

Fixes #3750 and #5272

2 files changed, 203 insertions, 3 deletions

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index 04c6508f1..b06b717f5 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -411,7 +411,11 @@ from .minoto import MinotoIE
 from .miomio import MioMioIE
 from .mit import TechTVMITIE, MITIE, OCWMITIE
 from .mitele import MiTeleIE
-from .mixcloud import MixcloudIE
+from .mixcloud import (
+    MixcloudIE,
+    MixcloudUserIE,
+    MixcloudPlaylistIE
+)
 from .mlb import MLBIE
 from .mnet import MnetIE
 from .mpora import MporaIE
diff --git a/youtube_dl/extractor/mixcloud.py b/youtube_dl/extractor/mixcloud.py
index 9638cc9e6..20e64bab5 100644
--- a/youtube_dl/extractor/mixcloud.py
+++ b/youtube_dl/extractor/mixcloud.py
@@ -3,18 +3,22 @@ from __future__ import unicode_literals
 import re
 
 from .common import InfoExtractor
-from ..compat import compat_urllib_parse_unquote
+from ..compat import (
+    compat_urllib_parse_unquote,
+    compat_urllib_request
+)
 from ..utils import (
     ExtractorError,
     HEADRequest,
     NO_DEFAULT,
     parse_count,
     str_to_int,
+    clean_html
 )
 
 
 class MixcloudIE(InfoExtractor):
-    _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([^/]+)/([^/]+)'
+    _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/([^/]+)/(?!stream|uploads|favorites|listens|playlists)([^/]+)'
     IE_NAME = 'mixcloud'
 
     _TESTS = [{
@@ -115,3 +119,195 @@ class MixcloudIE(InfoExtractor):
             'view_count': view_count,
             'like_count': like_count,
         }
+
+
+class MixcloudUserIE(InfoExtractor):
+    """
+    Information extractor for Mixcloud users.
+    It can retrieve a list of a user's uploads, favorites or listens.
+    """
+
+    _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/(?P<user>[^/]+)/(?P<type>uploads|favorites|listens)?/?$'
+    IE_NAME = 'mixcloud:user'
+
+    _TESTS = [{
+        'url': 'http://www.mixcloud.com/dholbach/',
+        'info_dict': {
+            'id': 'dholbach/uploads',
+            'title': 'Daniel Holbach (uploads)',
+            'description': 'md5:327af72d1efeb404a8216c27240d1370',
+        },
+        'playlist_mincount': 11
+    }, {
+        'url': 'http://www.mixcloud.com/dholbach/uploads/',
+        'info_dict': {
+            'id': 'dholbach/uploads',
+            'title': 'Daniel Holbach (uploads)',
+            'description': 'md5:327af72d1efeb404a8216c27240d1370',
+        },
+        'playlist_mincount': 11
+    }, {
+        'url': 'http://www.mixcloud.com/dholbach/favorites/',
+        'info_dict': {
+            'id': 'dholbach/favorites',
+            'title': 'Daniel Holbach (favorites)',
+            'description': 'md5:327af72d1efeb404a8216c27240d1370',
+        },
+        'playlist_mincount': 244
+    }, {
+        'url': 'http://www.mixcloud.com/dholbach/listens/',
+        'info_dict': {
+            'id': 'dholbach/listens',
+            'title': 'Daniel Holbach (listens)',
+            'description': 'md5:327af72d1efeb404a8216c27240d1370',
+        },
+        'playlist_mincount': 846
+    }]
+
+    def _fetch_tracks(self, base_url, video_id, dl_note=None, dl_errnote=None):
+        # retrieve all fragments of a list of tracks with fake AJAX calls
+        track_urls = []
+        current_page = 1
+        while True:
+            # fake a AJAX request to retrieve a list fragment
+            page_url = base_url + "?page=%d&list=main&_ajax=1" % current_page
+            req = compat_urllib_request.Request(page_url, headers={"X-Requested-With": "XMLHttpRequest"}, method="GET")
+            resp = self._download_webpage(req, video_id, note=dl_note + " (page %d)" % current_page, errnote=dl_errnote)
+
+            # extract all track URLs from fragment
+            urls = re.findall(r'm-play-button m-url="(?P<url>[^"]+)"', resp)
+            # clean up URLs
+            urls = map(clean_html, urls)
+            # create absolute URLs
+            urls = map(lambda u: "https://www.mixcloud.com" + u, urls)
+            track_urls.extend(urls)
+
+            # advance to next fragment, if any
+            if " m-next-page-url=" in resp:
+                current_page += 1
+            else:
+                break
+
+        return track_urls
+
+    def _handle_track_urls(self, urls):
+        return map(lambda u: self.url_result(u, "Mixcloud"), urls)
+
+    def _get_user_description(self, page_content):
+        return self._html_search_regex(
+            r'<div class="description-text">.*?<p>(?P<description>.*?)</p></div></div></div>',
+            page_content,
+            "user description",
+            group="description",
+            fatal=False,
+            default="")
+
+    def _get_username(self, page_content):
+        return self._og_search_title(page_content)
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        user_id = mobj.group("user")
+        list_type = mobj.group("type")
+
+        # if only a profile URL was supplied, default to download all uploads
+        if list_type is None:
+            list_type = "uploads"
+
+        video_id = "%s/%s" % (user_id, list_type)
+
+        # download the user's profile to retrieve some metadata
+        profile = self._download_webpage("https://www.mixcloud.com/%s/" % user_id,
+                                         video_id,
+                                         note="Downloading user profile",
+                                         errnote="Unable to download user profile")
+
+        username = self._get_username(profile)
+        description = self._get_user_description(profile)
+
+        # retrieve all page fragments of uploads, favorites or listens
+        track_urls = self._fetch_tracks(
+            "https://www.mixcloud.com/%s/%s/" % (user_id, list_type),
+            video_id,
+            dl_note="Downloading list of %s" % list_type,
+            dl_errnote="Unable to download list of %s" % list_type)
+
+        # let MixcloudIE handle each track URL
+        entries = self._handle_track_urls(track_urls)
+
+        return {
+            '_type': 'playlist',
+            'entries': entries,
+            'title': "%s (%s)" % (username, list_type),
+            'id': video_id,
+            "description": description
+        }
+
+
+class MixcloudPlaylistIE(MixcloudUserIE):
+    """
+    Information extractor for Mixcloud playlists.
+    """
+
+    _VALID_URL = r'^(?:https?://)?(?:www\.)?mixcloud\.com/(?P<user>[^/]+)/playlists/(?P<playlist>[^/]+)/?$'
+    IE_NAME = 'mixcloud:playlist'
+
+    _TESTS = [{
+        'url': 'https://www.mixcloud.com/RedBullThre3style/playlists/tokyo-finalists-2015/',
+        'info_dict': {
+            'id': 'RedBullThre3style/playlists/tokyo-finalists-2015',
+            'title': 'National Champions 2015',
+            'description': 'md5:6ff5fb01ac76a31abc9b3939c16243a3',
+        },
+        'playlist_mincount': 16
+    }, {
+        'url': 'https://www.mixcloud.com/maxvibes/playlists/jazzcat-on-ness-radio/',
+        'info_dict': {
+            'id': 'maxvibes/playlists/jazzcat-on-ness-radio',
+            'title': 'Jazzcat on Ness Radio',
+            'description': 'md5:c2c51a1f1b8bb5442f2ca67c3dc4af27',
+        },
+        'playlist_mincount': 23
+    }]
+
+    def _get_playlist_title(self, page_content):
+        return self._html_search_regex(
+            r'<span class="main-list-title list-playlist-title ">(?P<title>.*?)</span>',
+            page_content,
+            "playlist title",
+            group="title",
+            fatal=True
+        )
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        user_id = mobj.group("user")
+        playlist_id = mobj.group("playlist")
+        video_id = "%s/playlists/%s" % (user_id, playlist_id)
+
+        # download the playlist page to retrieve some metadata
+        profile = self._download_webpage(url,
+                                         user_id,
+                                         note="Downloading playlist page",
+                                         errnote="Unable to download playlist page")
+
+        description = self._get_user_description(profile)
+        playlist_title = self._get_playlist_title(profile)
+
+        # retrieve all page fragments of playlist
+        track_urls = self._fetch_tracks(
+            "https://www.mixcloud.com/%s/playlists/%s/" % (user_id, playlist_id),
+            video_id,
+            dl_note="Downloading tracklist of %s" % playlist_title,
+            dl_errnote="Unable to tracklist of %s" % playlist_title)
+
+        # let MixcloudIE handle each track
+        entries = self._handle_track_urls(track_urls)
+
+        return {
+            '_type': 'playlist',
+            'entries': entries,
+            'title': playlist_title,
+            'id': video_id,
+            "description": description
+        }