X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Fextractor%2Fmixcloud.py;h=84f29155841007f3088a86470040407073726067;hb=d5c418f29fcce3d62bba7f6228b76b69b5b731ce;hp=1831c6749401405c5a39ca60f4347df03bfe3631;hpb=58ba6c016086f1f9f47778f7a64aca72beb55c23;p=youtube-dl

diff --git a/youtube_dl/extractor/mixcloud.py b/youtube_dl/extractor/mixcloud.py
index 1831c6749..84f291558 100644
--- a/youtube_dl/extractor/mixcloud.py
+++ b/youtube_dl/extractor/mixcloud.py
@@ -1,6 +1,7 @@
 from __future__ import unicode_literals
 
 import re
+import itertools
 
 from .common import InfoExtractor
 from ..compat import (
@@ -10,7 +11,6 @@ from ..utils import (
     ExtractorError,
     HEADRequest,
     str_to_int,
-    parse_iso8601,
 )
 
 
@@ -27,8 +27,6 @@ class MixcloudIE(InfoExtractor):
             'description': 'After quite a long silence from myself, finally another Drum\'n\'Bass mix with my favourite current dance floor bangers.',
             'uploader': 'Daniel Holbach',
             'uploader_id': 'dholbach',
-            'upload_date': '20111115',
-            'timestamp': 1321359578,
             'thumbnail': 're:https?://.*\.jpg',
             'view_count': int,
             'like_count': int,
@@ -37,31 +35,30 @@ class MixcloudIE(InfoExtractor):
         'url': 'http://www.mixcloud.com/gillespeterson/caribou-7-inch-vinyl-mix-chat/',
         'info_dict': {
             'id': 'gillespeterson-caribou-7-inch-vinyl-mix-chat',
-            'ext': 'm4a',
-            'title': 'Electric Relaxation vol. 3',
+            'ext': 'mp3',
+            'title': 'Caribou 7 inch Vinyl Mix & Chat',
             'description': 'md5:2b8aec6adce69f9d41724647c65875e8',
-            'uploader': 'Daniel Drumz',
+            'uploader': 'Gilles Peterson Worldwide',
             'uploader_id': 'gillespeterson',
-            'thumbnail': 're:https?://.*\.jpg',
+            'thumbnail': 're:https?://.*/images/',
             'view_count': int,
             'like_count': int,
         },
     }]
 
-    def _get_url(self, track_id, template_url):
-        server_count = 30
-        for i in range(server_count):
-            url = template_url % i
+    def _get_url(self, track_id, template_url, server_number):
+        boundaries = (1, 30)
+        for nr in server_numbers(server_number, boundaries):
+            url = template_url % nr
             try:
                 # We only want to know if the request succeed
                 # don't download the whole file
                 self._request_webpage(
                     HEADRequest(url), track_id,
-                    'Checking URL %d/%d ...' % (i + 1, server_count + 1))
+                    'Checking URL %d/%d ...' % (nr, boundaries[-1]))
                 return url
             except ExtractorError:
                 pass
-
         return None
 
     def _real_extract(self, url):
@@ -75,17 +72,18 @@ class MixcloudIE(InfoExtractor):
         preview_url = self._search_regex(
             r'\s(?:data-preview-url|m-preview)="([^"]+)"', webpage, 'preview url')
         song_url = preview_url.replace('/previews/', '/c/originals/')
+        server_number = int(self._search_regex(r'stream(\d+)', song_url, 'server number'))
         template_url = re.sub(r'(stream\d*)', 'stream%d', song_url)
-        final_song_url = self._get_url(track_id, template_url)
+        final_song_url = self._get_url(track_id, template_url, server_number)
         if final_song_url is None:
             self.to_screen('Trying with m4a extension')
             template_url = template_url.replace('.mp3', '.m4a').replace('originals/', 'm4a/64/')
-            final_song_url = self._get_url(track_id, template_url)
+            final_song_url = self._get_url(track_id, template_url, server_number)
         if final_song_url is None:
             raise ExtractorError('Unable to extract track url')
 
         PREFIX = (
-            r'<span class="play-button[^"]*?"'
+            r'm-play-on-spacebar[^>]+'
             r'(?:\s+[a-zA-Z0-9-]+(?:="[^"]+")?)*?\s+')
         title = self._html_search_regex(
             PREFIX + r'm-title="([^"]+)"', webpage, 'title')
@@ -99,16 +97,12 @@ class MixcloudIE(InfoExtractor):
             r'\s+"profile": "([^"]+)",', webpage, 'uploader id', fatal=False)
         description = self._og_search_description(webpage)
         like_count = str_to_int(self._search_regex(
-            [r'<meta itemprop="interactionCount" content="UserLikes:([0-9]+)"',
-             r'/favorites/?">([0-9]+)<'],
+            r'\bbutton-favorite\b[^>]+m-ajax-toggle-count="([^"]+)"',
             webpage, 'like count', fatal=False))
         view_count = str_to_int(self._search_regex(
             [r'<meta itemprop="interactionCount" content="UserPlays:([0-9]+)"',
              r'/listeners/?">([0-9,.]+)</a>'],
             webpage, 'play count', fatal=False))
-        timestamp = parse_iso8601(self._search_regex(
-            r'<time itemprop="dateCreated" datetime="([^"]+)">',
-            webpage, 'upload date', default=None))
 
         return {
             'id': track_id,
@@ -118,7 +112,38 @@ class MixcloudIE(InfoExtractor):
             'thumbnail': thumbnail,
             'uploader': uploader,
             'uploader_id': uploader_id,
-            'timestamp': timestamp,
             'view_count': view_count,
             'like_count': like_count,
         }
+
+
+def server_numbers(first, boundaries):
+    """ Server numbers to try in descending order of probable availability.
+    Starting from first (i.e. the number of the server hosting the preview file)
+    and going further and further up to the higher boundary and down to the
+    lower one in an alternating fashion. Namely:
+
+        server_numbers(2, (1, 5))
+
+        # Where the preview server is 2, min number is 1 and max is 5.
+        # Yields: 2, 3, 1, 4, 5
+
+    Why not random numbers or increasing sequences? Since from what I've seen,
+    full length files seem to be hosted on servers whose number is closer to
+    that of the preview; to be confirmed.
+    """
+    zip_longest = getattr(itertools, 'zip_longest', None)
+    if zip_longest is None:
+        # python 2.x
+        zip_longest = itertools.izip_longest
+
+    if len(boundaries) != 2:
+        raise ValueError("boundaries should be a two-element tuple")
+    min, max = boundaries
+    highs = range(first + 1, max + 1)
+    lows = range(first - 1, min - 1, -1)
+    rest = filter(
+        None, itertools.chain.from_iterable(zip_longest(highs, lows)))
+    yield first
+    for n in rest:
+        yield n