Imported Upstream version 2016.08.17

[youtubedl] / youtube_dl / extractor / infoq.py

diff --git a/youtube_dl/extractor/infoq.py b/youtube_dl/extractor/infoq.py
index e76dd222d1ee81dc0e0b2d5b1b3c28ef22e1bd83..cca0b8a9323c0d2412c65610a3acb3ef2943ba6f 100644 (file)
--- a/youtube_dl/extractor/infoq.py
+++ b/youtube_dl/extractor/infoq.py
@@ -1,62 +1,87 @@
+# coding: utf-8
+
 from __future__ import unicode_literals
 
 import base64
-import re
 
-from .common import InfoExtractor
-from ..utils import (
-    compat_urllib_parse,
-)
+from ..compat import compat_urllib_parse_unquote
+from ..utils import determine_ext
+from .bokecc import BokeCCBaseIE
 
 
-class InfoQIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?infoq\.com/[^/]+/(?P<id>[^/]+)$'
+class InfoQIE(BokeCCBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?infoq\.com/(?:[^/]+/)+(?P<id>[^/]+)'
 
-    _TEST = {
+    _TESTS = [{
         'url': 'http://www.infoq.com/presentations/A-Few-of-My-Favorite-Python-Things',
         'md5': 'b5ca0e0a8c1fed93b0e65e48e462f9a2',
         'info_dict': {
-            'id': '12-jan-pythonthings',
+            'id': 'A-Few-of-My-Favorite-Python-Things',
             'ext': 'mp4',
             'description': 'Mike Pirnat presents some tips and tricks, standard libraries and third party packages that make programming in Python a richer experience.',
             'title': 'A Few of My Favorite [Python] Things',
         },
-    }
-
-    def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        video_id = mobj.group('id')
-
-        webpage = self._download_webpage(url, video_id)
-
-        video_title = self._html_search_regex(r'<title>(.*?)</title>', webpage, 'title')
-        video_description = self._html_search_meta('description', webpage, 'description')
+    }, {
+        'url': 'http://www.infoq.com/fr/presentations/changez-avis-sur-javascript',
+        'only_matching': True,
+    }, {
+        'url': 'http://www.infoq.com/cn/presentations/openstack-continued-delivery',
+        'md5': '4918d0cca1497f2244572caf626687ef',
+        'info_dict': {
+            'id': 'openstack-continued-delivery',
+            'title': 'OpenStack持续交付之路',
+            'ext': 'flv',
+            'description': 'md5:308d981fb28fa42f49f9568322c683ff',
+        },
+    }]
 
+    def _extract_rtmp_videos(self, webpage):
         # The server URL is hardcoded
         video_url = 'rtmpe://video.infoq.com/cfx/st/'
 
         # Extract video URL
         encoded_id = self._search_regex(
-            r"jsclassref\s*=\s*'([^']*)'", webpage, 'encoded id')
-        real_id = compat_urllib_parse.unquote(base64.b64decode(encoded_id.encode('ascii')).decode('utf-8'))
-        playpath = 'mp4:' + real_id
-
-        video_filename = playpath.split('/')[-1]
-        video_id, extension = video_filename.split('.')
+            r"jsclassref\s*=\s*'([^']*)'", webpage, 'encoded id', default=None)
 
-        http_base = self._search_regex(
-            r'EXPRESSINSTALL_SWF\s*=\s*"(https?://[^/"]+/)', webpage,
-            'HTTP base URL')
+        real_id = compat_urllib_parse_unquote(base64.b64decode(encoded_id.encode('ascii')).decode('utf-8'))
+        playpath = 'mp4:' + real_id
 
-        formats = [{
+        return [{
             'format_id': 'rtmp',
             'url': video_url,
-            'ext': extension,
+            'ext': determine_ext(playpath),
             'play_path': playpath,
-        }, {
+        }]
+
+    def _extract_http_videos(self, webpage):
+        http_video_url = self._search_regex(r'P\.s\s*=\s*\'([^\']+)\'', webpage, 'video URL')
+
+        policy = self._search_regex(r'InfoQConstants.scp\s*=\s*\'([^\']+)\'', webpage, 'policy')
+        signature = self._search_regex(r'InfoQConstants.scs\s*=\s*\'([^\']+)\'', webpage, 'signature')
+        key_pair_id = self._search_regex(r'InfoQConstants.sck\s*=\s*\'([^\']+)\'', webpage, 'key-pair-id')
+
+        return [{
             'format_id': 'http',
-            'url': http_base + real_id,
+            'url': http_video_url,
+            'http_headers': {
+                'Cookie': 'CloudFront-Policy=%s; CloudFront-Signature=%s; CloudFront-Key-Pair-Id=%s' % (
+                    policy, signature, key_pair_id),
+            },
         }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage = self._download_webpage(url, video_id)
+
+        video_title = self._html_search_regex(r'<title>(.*?)</title>', webpage, 'title')
+        video_description = self._html_search_meta('description', webpage, 'description')
+
+        if '/cn/' in url:
+            # for China videos, HTTP video URL exists but always fails with 403
+            formats = self._extract_bokecc_formats(webpage, video_id)
+        else:
+            formats = self._extract_rtmp_videos(webpage) + self._extract_http_videos(webpage)
+
         self._sort_formats(formats)
 
         return {