Start new release.

[youtubedl] / youtube_dl / extractor / ted.py

diff --git a/youtube_dl/extractor/ted.py b/youtube_dl/extractor/ted.py
index 3f3c681aeffb697acec31ece111aa3589d410742..d3e4205f50472d8ea0a485f25a146e97be558aff 100644 (file)
--- a/youtube_dl/extractor/ted.py
+++ b/youtube_dl/extractor/ted.py
@@ -6,7 +6,12 @@ import re
 from .common import InfoExtractor
 
 from ..compat import compat_str
 from .common import InfoExtractor
 
 from ..compat import compat_str

-from ..utils import int_or_none
+from ..utils import (
+    float_or_none,
+    int_or_none,
+    try_get,
+    url_or_none,
+)

 
 
 class TEDIE(InfoExtractor):
 
 
 class TEDIE(InfoExtractor):


@@ -27,7 +32,7 @@ class TEDIE(InfoExtractor):
         '''
     _TESTS = [{
         'url': 'http://www.ted.com/talks/dan_dennett_on_our_consciousness.html',
         '''
     _TESTS = [{
         'url': 'http://www.ted.com/talks/dan_dennett_on_our_consciousness.html',

-        'md5': '0de43ac406aa3e4ea74b66c9c7789b13',
+        'md5': 'b0ce2b05ca215042124fbc9e3886493a',

         'info_dict': {
             'id': '102',
             'ext': 'mp4',
         'info_dict': {
             'id': '102',
             'ext': 'mp4',


@@ -39,24 +44,30 @@ class TEDIE(InfoExtractor):
             'uploader': 'Dan Dennett',
             'width': 853,
             'duration': 1308,
             'uploader': 'Dan Dennett',
             'width': 853,
             'duration': 1308,

-        }
+            'view_count': int,
+            'comment_count': int,
+            'tags': list,
+        },
+        'params': {
+            'skip_download': True,
+        },

     }, {
     }, {

-        'url': 'http://www.ted.com/watch/ted-institute/ted-bcg/vishal-sikka-the-beauty-and-power-of-algorithms',
-        'md5': 'b899ac15e345fb39534d913f7606082b',
+        # missing HTTP bitrates
+        'url': 'https://www.ted.com/talks/vishal_sikka_the_beauty_and_power_of_algorithms',

         'info_dict': {
         'info_dict': {

-            'id': 'tSVI8ta_P4w',
+            'id': '6069',

             'ext': 'mp4',
             'ext': 'mp4',

-            'title': 'Vishal Sikka: The beauty and power of algorithms',
+            'title': 'The beauty and power of algorithms',

             'thumbnail': r're:^https?://.+\.jpg',
             'thumbnail': r're:^https?://.+\.jpg',

-            'description': 'md5:6261fdfe3e02f4f579cbbfc00aff73f4',
-            'upload_date': '20140122',
-            'uploader_id': 'TEDInstitute',
-            'uploader': 'TED Institute',
+            'description': 'md5:734e352710fb00d840ab87ae31aaf688',
+            'uploader': 'Vishal Sikka',
+        },
+        'params': {
+            'skip_download': True,

         },
         },

-        'add_ie': ['Youtube'],

     }, {
         'url': 'http://www.ted.com/talks/gabby_giffords_and_mark_kelly_be_passionate_be_courageous_be_your_best',
     }, {
         'url': 'http://www.ted.com/talks/gabby_giffords_and_mark_kelly_be_passionate_be_courageous_be_your_best',

-        'md5': '71b3ab2f4233012dce09d515c9c39ce2',
+        'md5': 'e6b9617c01a7970ceac8bb2c92c346c0',

         'info_dict': {
             'id': '1972',
             'ext': 'mp4',
         'info_dict': {
             'id': '1972',
             'ext': 'mp4',


@@ -65,6 +76,9 @@ class TEDIE(InfoExtractor):
             'description': 'md5:5174aed4d0f16021b704120360f72b92',
             'duration': 1128,
         },
             'description': 'md5:5174aed4d0f16021b704120360f72b92',
             'duration': 1128,
         },

+        'params': {
+            'skip_download': True,
+        },

     }, {
         'url': 'http://www.ted.com/playlists/who_are_the_hackers',
         'info_dict': {
     }, {
         'url': 'http://www.ted.com/playlists/who_are_the_hackers',
         'info_dict': {


@@ -89,17 +103,17 @@ class TEDIE(InfoExtractor):
             'skip_download': True,
         },
     }, {
             'skip_download': True,
         },
     }, {

-        # YouTube video
-        'url': 'http://www.ted.com/talks/jeffrey_kluger_the_sibling_bond',
-        'add_ie': ['Youtube'],
+        # no nativeDownloads
+        'url': 'https://www.ted.com/talks/tom_thum_the_orchestra_in_my_mouth',

         'info_dict': {
         'info_dict': {

-            'id': 'aFBIPO-P7LM',
+            'id': '1792',

             'ext': 'mp4',
             'ext': 'mp4',

-            'title': 'The hidden power of siblings: Jeff Kluger at TEDxAsheville',
-            'description': 'md5:3d7a4f50d95ca5dd67104e2a20f43fe1',
-            'uploader': 'TEDx Talks',
-            'uploader_id': 'TEDxTalks',
-            'upload_date': '20111216',
+            'title': 'The orchestra in my mouth',
+            'description': 'md5:5d1d78650e2f8dfcbb8ebee2951ac29a',
+            'uploader': 'Tom Thum',
+            'view_count': int,
+            'comment_count': int,
+            'tags': list,

         },
         'params': {
             'skip_download': True,
         },
         'params': {
             'skip_download': True,


@@ -113,8 +127,9 @@ class TEDIE(InfoExtractor):
     }
 
     def _extract_info(self, webpage):
     }
 
     def _extract_info(self, webpage):

-        info_json = self._search_regex(r'q\("\w+.init",({.+})\)</script>',
-                                       webpage, 'info json')
+        info_json = self._search_regex(
+            r'(?s)q\(\s*"\w+.init"\s*,\s*({.+})\)\s*</script>',
+            webpage, 'info json')

         return json.loads(info_json)
 
     def _real_extract(self, url):
         return json.loads(info_json)
 
     def _real_extract(self, url):


@@ -136,11 +151,16 @@ class TEDIE(InfoExtractor):
         webpage = self._download_webpage(url, name,
                                          'Downloading playlist webpage')
         info = self._extract_info(webpage)
         webpage = self._download_webpage(url, name,
                                          'Downloading playlist webpage')
         info = self._extract_info(webpage)

-        playlist_info = info['playlist']
+
+        playlist_info = try_get(
+            info, lambda x: x['__INITIAL_DATA__']['playlist'],
+            dict) or info['playlist']

 
         playlist_entries = [
             self.url_result('http://www.ted.com/talks/' + talk['slug'], self.ie_key())
 
         playlist_entries = [
             self.url_result('http://www.ted.com/talks/' + talk['slug'], self.ie_key())

-            for talk in info['talks']
+            for talk in try_get(
+                info, lambda x: x['__INITIAL_DATA__']['talks'],
+                dict) or info['talks']

         ]
         return self.playlist_result(
             playlist_entries,
         ]
         return self.playlist_result(
             playlist_entries,


@@ -149,35 +169,47 @@ class TEDIE(InfoExtractor):
 
     def _talk_info(self, url, video_name):
         webpage = self._download_webpage(url, video_name)
 
     def _talk_info(self, url, video_name):
         webpage = self._download_webpage(url, video_name)

-        self.report_extraction(video_name)
-
-        talk_info = self._extract_info(webpage)['talks'][0]
-
-        external = talk_info.get('external')
-        if external:
-            service = external['service']
-            self.to_screen('Found video from %s' % service)
-            ext_url = None
-            if service.lower() == 'youtube':
-                ext_url = external.get('code')
-            return {
-                '_type': 'url',
-                'url': ext_url or external['uri'],
-            }
+
+        info = self._extract_info(webpage)
+
+        data = try_get(info, lambda x: x['__INITIAL_DATA__'], dict) or info
+        talk_info = data['talks'][0]
+
+        title = talk_info['title'].strip()
+
+        native_downloads = try_get(
+            talk_info,
+            (lambda x: x['downloads']['nativeDownloads'],
+             lambda x: x['nativeDownloads']),
+            dict) or {}

 
         formats = [{
             'url': format_url,
             'format_id': format_id,
             'format': format_id,
 
         formats = [{
             'url': format_url,
             'format_id': format_id,
             'format': format_id,

-        } for (format_id, format_url) in talk_info['nativeDownloads'].items() if format_url is not None]
+        } for (format_id, format_url) in native_downloads.items() if format_url is not None]

         if formats:
             for f in formats:
                 finfo = self._NATIVE_FORMATS.get(f['format_id'])
                 if finfo:
                     f.update(finfo)
 
         if formats:
             for f in formats:
                 finfo = self._NATIVE_FORMATS.get(f['format_id'])
                 if finfo:
                     f.update(finfo)
 

+        player_talk = talk_info['player_talks'][0]
+
+        external = player_talk.get('external')
+        if isinstance(external, dict):
+            service = external.get('service')
+            if isinstance(service, compat_str):
+                ext_url = None
+                if service.lower() == 'youtube':
+                    ext_url = external.get('code')
+
+                return self.url_result(ext_url or external['uri'])
+
+        resources_ = player_talk.get('resources') or talk_info.get('resources')
+

         http_url = None
         http_url = None

-        for format_id, resources in talk_info['resources'].items():
+        for format_id, resources in resources_.items():

             if format_id == 'h264':
                 for resource in resources:
                     h264_url = resource.get('file')
             if format_id == 'h264':
                 for resource in resources:
                     h264_url = resource.get('file')


@@ -206,8 +238,14 @@ class TEDIE(InfoExtractor):
                         'tbr': int_or_none(resource.get('bitrate')),
                     })
             elif format_id == 'hls':
                         'tbr': int_or_none(resource.get('bitrate')),
                     })
             elif format_id == 'hls':

+                if not isinstance(resources, dict):
+                    continue
+                stream_url = url_or_none(resources.get('stream'))
+                if not stream_url:
+                    continue

                 formats.extend(self._extract_m3u8_formats(
                 formats.extend(self._extract_m3u8_formats(

-                    resources.get('stream'), video_name, 'mp4', m3u8_id=format_id, fatal=False))
+                    stream_url, video_name, 'mp4', m3u8_id=format_id,
+                    fatal=False))

 
         m3u8_formats = list(filter(
             lambda f: f.get('protocol') == 'm3u8' and f.get('vcodec') != 'none',
 
         m3u8_formats = list(filter(
             lambda f: f.get('protocol') == 'm3u8' and f.get('vcodec') != 'none',


@@ -217,9 +255,13 @@ class TEDIE(InfoExtractor):
                 bitrate = self._search_regex(r'(\d+k)', m3u8_format['url'], 'bitrate', default=None)
                 if not bitrate:
                     continue
                 bitrate = self._search_regex(r'(\d+k)', m3u8_format['url'], 'bitrate', default=None)
                 if not bitrate:
                     continue

+                bitrate_url = re.sub(r'\d+k', bitrate, http_url)
+                if not self._is_valid_url(
+                        bitrate_url, video_name, '%s bitrate' % bitrate):
+                    continue

                 f = m3u8_format.copy()
                 f.update({
                 f = m3u8_format.copy()
                 f.update({

-                    'url': re.sub(r'\d+k', bitrate, http_url),
+                    'url': bitrate_url,

                     'format_id': m3u8_format['format_id'].replace('hls', 'http'),
                     'protocol': 'http',
                 })
                     'format_id': m3u8_format['format_id'].replace('hls', 'http'),
                     'protocol': 'http',
                 })


@@ -237,35 +279,38 @@ class TEDIE(InfoExtractor):
 
         video_id = compat_str(talk_info['id'])
 
 
         video_id = compat_str(talk_info['id'])
 

-        thumbnail = talk_info['thumb']
-        if not thumbnail.startswith('http'):
-            thumbnail = 'http://' + thumbnail

         return {
             'id': video_id,
         return {
             'id': video_id,

-            'title': talk_info['title'].strip(),
-            'uploader': talk_info['speaker'],
-            'thumbnail': thumbnail,
+            'title': title,
+            'uploader': player_talk.get('speaker') or talk_info.get('speaker'),
+            'thumbnail': player_talk.get('thumb') or talk_info.get('thumb'),

             'description': self._og_search_description(webpage),
             'subtitles': self._get_subtitles(video_id, talk_info),
             'formats': formats,
             'description': self._og_search_description(webpage),
             'subtitles': self._get_subtitles(video_id, talk_info),
             'formats': formats,

-            'duration': talk_info.get('duration'),
+            'duration': float_or_none(talk_info.get('duration')),
+            'view_count': int_or_none(data.get('viewed_count')),
+            'comment_count': int_or_none(
+                try_get(data, lambda x: x['comments']['count'])),
+            'tags': try_get(talk_info, lambda x: x['tags'], list),

         }
 
     def _get_subtitles(self, video_id, talk_info):
         }
 
     def _get_subtitles(self, video_id, talk_info):

-        languages = [lang['languageCode'] for lang in talk_info.get('languages', [])]
-        if languages:
-            sub_lang_list = {}
-            for l in languages:
-                sub_lang_list[l] = [
-                    {
-                        'url': 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/%s' % (video_id, l, ext),
-                        'ext': ext,
-                    }
-                    for ext in ['ted', 'srt']
-                ]
-            return sub_lang_list
-        else:
-            return {}
+        sub_lang_list = {}
+        for language in try_get(
+                talk_info,
+                (lambda x: x['downloads']['languages'],
+                 lambda x: x['languages']), list):
+            lang_code = language.get('languageCode') or language.get('ianaCode')
+            if not lang_code:
+                continue
+            sub_lang_list[lang_code] = [
+                {
+                    'url': 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/%s' % (video_id, lang_code, ext),
+                    'ext': ext,
+                }
+                for ext in ['ted', 'srt']
+            ]
+        return sub_lang_list

 
     def _watch_info(self, url, name):
         webpage = self._download_webpage(url, name)
 
     def _watch_info(self, url, name):
         webpage = self._download_webpage(url, name)