[rtve] Add support for live stream

At the moment, only RTVE-1 seems to work flawlessly.
-2 seems geoblocked right now.
-TDP doesn't seem to be available outside of Spain.

youtube_dl/extractor/__init__.py

@@ -264,7 +264,7 @@
 from .rtlnl import RtlXlIE
 from .rtlnow import RTLnowIE
 from .rts import RTSIE
-from .rtve import RTVEALaCartaIE
+from .rtve import RTVEALaCartaIE, RTVELiveIE
 from .ruhd import RUHDIE
 from .rutube import (
     RutubeIE,

youtube_dl/extractor/rtve.py

@@ -1,21 +1,66 @@
 # encoding: utf-8
 from __future__ import unicode_literals
 
-import re
 import base64
+import re
+import time
 
 from .common import InfoExtractor
 from ..utils import (
     struct_unpack,
+    remove_end,
 )
 
 
+def _decrypt_url(png):
+    encrypted_data = base64.b64decode(png)
+    text_index = encrypted_data.find(b'tEXt')
+    text_chunk = encrypted_data[text_index - 4:]
+    length = struct_unpack('!I', text_chunk[:4])[0]
+    # Use bytearray to get integers when iterating in both python 2.x and 3.x
+    data = bytearray(text_chunk[8:8 + length])
+    data = [chr(b) for b in data if b != 0]
+    hash_index = data.index('#')
+    alphabet_data = data[:hash_index]
+    url_data = data[hash_index + 1:]
+
+    alphabet = []
+    e = 0
+    d = 0
+    for l in alphabet_data:
+        if d == 0:
+            alphabet.append(l)
+            d = e = (e + 1) % 4
+        else:
+            d -= 1
+    url = ''
+    f = 0
+    e = 3
+    b = 1
+    for letter in url_data:
+        if f == 0:
+            l = int(letter) * 10
+            f = 1
+        else:
+            if e == 0:
+                l += int(letter)
+                url += alphabet[l]
+                e = (b + 3) % 4
+                f = 0
+                b += 1
+            else:
+                e -= 1
+
+    return url
+
+
+
 class RTVEALaCartaIE(InfoExtractor):
     IE_NAME = 'rtve.es:alacarta'
     IE_DESC = 'RTVE a la carta'
     _VALID_URL = r'http://www\.rtve\.es/alacarta/videos/[^/]+/[^/]+/(?P<id>\d+)'
 
-    _TEST = {
+    _TESTS = [{
         'url': 'http://www.rtve.es/alacarta/videos/balonmano/o-swiss-cup-masculina-final-espana-suecia/2491869/',
         'md5': '1d49b7e1ca7a7502c56a4bf1b60f1b43',
         'info_dict': {
@@ -23,48 +68,15 @@ class RTVEALaCartaIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'Balonmano - Swiss Cup masculina. Final: España-Suecia',
         },
-    }
+    }, {
-
+        'note': 'Live stream',
-    def _decrypt_url(self, png):
+        'url': 'http://www.rtve.es/alacarta/videos/television/24h-live/1694255/',
-        encrypted_data = base64.b64decode(png)
+        'info_dict': {
-        text_index = encrypted_data.find(b'tEXt')
+            'id': '1694255',
-        text_chunk = encrypted_data[text_index-4:]
+            'ext': 'flv',
-        length = struct_unpack('!I', text_chunk[:4])[0]
+            'title': 'TODO',
-        # Use bytearray to get integers when iterating in both python 2.x and 3.x
+        }
-        data = bytearray(text_chunk[8:8+length])
+    }]
-        data = [chr(b) for b in data if b != 0]
-        hash_index = data.index('#')
-        alphabet_data = data[:hash_index]
-        url_data = data[hash_index+1:]
-
-        alphabet = []
-        e = 0
-        d = 0
-        for l in alphabet_data:
-            if d == 0:
-                alphabet.append(l)
-                d = e = (e + 1) % 4
-            else:
-                d -= 1
-        url = ''
-        f = 0
-        e = 3
-        b = 1
-        for letter in url_data:
-            if f == 0:
-                l = int(letter)*10
-                f = 1
-            else:
-                if e == 0:
-                    l += int(letter)
-                    url += alphabet[l]
-                    e = (b + 3) % 4
-                    f = 0
-                    b += 1
-                else:
-                    e -= 1
-
-        return url
 
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
@@ -74,11 +86,59 @@ def _real_extract(self, url):
             video_id)['page']['items'][0]
         png_url = 'http://www.rtve.es/ztnr/movil/thumbnail/default/videos/%s.png' % video_id
         png = self._download_webpage(png_url, video_id, 'Downloading url information')
-        video_url = self._decrypt_url(png)
+        video_url = _decrypt_url(png)
 
         return {
             'id': video_id,
             'title': info['title'],
             'url': video_url,
-            'thumbnail': info['image'],
+            'thumbnail': info.get('image'),
+            'page_url': url,
+        }
+
+
+class RTVELiveIE(InfoExtractor):
+    IE_NAME = 'rtve.es:live'
+    IE_DESC = 'RTVE.es live streams'
+    _VALID_URL = r'http://www\.rtve\.es/(?:deportes/directo|noticias(?=/directo-la-1)|television)/(?P<id>[a-zA-Z0-9-]+)'
+
+    _TESTS = [{
+        'url': 'http://www.rtve.es/noticias/directo-la-1/',
+        'info_dict': {
+            'id': 'directo-la-1',
+            'ext': 'flv',
+            'title': 're:^La 1 de TVE [0-9]{4}-[0-9]{2}-[0-9]{2}Z[0-9]{6}$',
+        },
+        'params': {
+            'skip_download': 'live stream',
+        }
+    }]
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        start_time = time.gmtime()
+        video_id = mobj.group('id')
+
+        webpage = self._download_webpage(url, video_id)
+        player_url = self._search_regex(
+            r'<param name="movie" value="([^"]+)"/>', webpage, 'player URL')
+        title = remove_end(self._og_search_title(webpage), ' en directo')
+        title += ' ' + time.strftime('%Y-%m-%dZ%H%M%S', start_time)
+
+        vidplayer_id = self._search_regex(
+            r' id="vidplayer([0-9]+)"', webpage, 'internal video ID')
+        png_url = 'http://www.rtve.es/ztnr/movil/thumbnail/default/videos/%s.png' % vidplayer_id
+        png = self._download_webpage(png_url, video_id, 'Downloading url information')
+        video_url = _decrypt_url(png)
+
+        print(video_url)
+
+        return {
+            'id': video_id,
+            'ext': 'flv',
+            'title': title,
+            'url': video_url,
+            'app': 'rtve-live-live?ovpfv=2.1.2',
+            'player_url': player_url,
+            'rtmp_live': True,
         }

youtube_dl/utils.py

@@ -1285,6 +1285,12 @@ def remove_start(s, start):
     return s
 
 
+def remove_end(s, end):
+    if s.endswith(end):
+        return s[:-len(end)]
+    return s
+
+
 def url_basename(url):
     path = compat_urlparse.urlparse(url).path
     return path.strip(u'/').split(u'/')[-1]