[LCP] Add new extractor

youtube_dl/extractor/__init__.py

@@ -349,6 +349,7 @@ from .kuwo import (
 )
 from .la7 import LA7IE
 from .laola1tv import Laola1TvIE
+from .lcp import LcpIE
 from .lecture2go import Lecture2GoIE
 from .lemonde import LemondeIE
 from .letv import (

youtube_dl/extractor/lcp.py

@@ -0,0 +1,137 @@
+# coding: utf-8
+from __future__ import unicode_literals
+from .common import InfoExtractor
+from ..utils import (
+    int_or_none
+)
+
+
+class LcpIE(InfoExtractor):
+    IE_NAME = 'LCP'
+    _VALID_URL = r'https?:\/\/(?:www\.)?lcp\.fr\/(?:[^\/]+/)*(?P<id>[^/]+)'
+
+    _TESTS = [{
+        'url': 'http://www.lcp.fr/la-politique-en-video/schwartzenberg-prg-preconise-francois-hollande-de-participer-une-primaire',
+        'md5': 'aecf5a330cfc1061445a9af5b2df392d',
+        'info_dict': {
+            'id': 'd56d03e9',
+            'url': 're:http://httpod.scdn.arkena.com/11970/d56d03e9_[0-9]+.mp4',
+            'ext': 'mp4',
+            'title': 'Schwartzenberg (PRG) préconise à François Hollande de participer à une primaire à gauche'
+        }
+    }, {
+        'url': 'http://www.lcp.fr/emissions/politique-matin/271085-politique-matin',
+        'md5': '6cea4f7d13810464ef8485a924fc3333',
+        'info_dict': {
+            'id': '327336',
+            'url': 're:http://httpod.scdn.arkena.com/11970/327336_[0-9]+.mp4',
+            'ext': 'mp4',
+            'title': 'Politique Matin - Politique matin'
+        }
+    }]
+
+    def _real_extract(self, url):
+        """Extracts the information for a given url and returns it in a dictionary"""
+        display_id = self._match_id(url)
+
+        # Extract the web page
+        webpage = self._download_webpage(url, display_id)
+
+        # Extract the required info of the media files
+        media_files_info = self.__extract_from_webpage(display_id, webpage)
+        # Some web pages embed videos from other platforms like dailymotion, therefore we pass on these URL
+        if media_files_info is None:
+            return self.url_result(self.__extract_embed_url(webpage))
+
+        # Extract the video formats from the media info
+        video_formats = self.__get_video_formats(media_files_info)
+        # Extract the thumbnails from the media info
+        video_thumbnails = self.__get_thumbnails(media_files_info)
+
+        # Return the dictionary with the information about the video to download
+        return {
+            'id': media_files_info['EntryName'],
+            'title': self._og_search_title(webpage),
+            'formats': video_formats,
+            'thumbnails': video_thumbnails
+        }
+
+    def __extract_from_webpage(self, display_id, webpage):
+        """Extracts the media info JSON object for the video for the provided web page."""
+        embed_url = self.__extract_embed_url(webpage)
+        embed_regex = r'(?:[a-zA-Z0-9]+\.)?lcp\.fr\/embed\/(?P<clip_id>[A-za-z0-9]+)\/(?P<player_id>[A-za-z0-9]+)\/(?P<skin_name>[^\/]+)'
+
+        # Extract the identifying attributes from the embed url of the web page
+        clip_id = self._search_regex(embed_regex, embed_url, 'clip id', group='clip_id', fatal=False)
+        player_id = self._search_regex(embed_regex, embed_url, 'player id', group='player_id', fatal=False)
+        skin_name = self._search_regex(embed_regex, embed_url, 'skin name', group='skin_name', fatal=False)
+
+        # Check whether the extraction of the clip id, player id or skin name
+        if (clip_id is None) or (player_id is None) or (skin_name is None):
+            return None
+
+        # Extract the video url from the embedded player
+        return self.__extract_from_player(display_id, clip_id, player_id, skin_name)
+
+    def __extract_embed_url(self, webpage):
+        """Extracts the embedded player url for the video."""
+        return self._search_regex(
+            r'<iframe[^>]+src=(["\'])(?P<url>.+?)\1',
+            webpage, 'embed url', group='url')
+
+    def __extract_from_player(self, display_id, clip_id, player_id, skin_name):
+        """Extracts the JSON object containing the required media info from the embedded arkena player"""
+        arkena_url = 'http://play.arkena.com/config/avp/v1/player/media/{0}/{1}/{2}/?callbackMethod=?'.format(clip_id,
+                                                                                                              skin_name,
+                                                                                                              player_id)
+        arkena_info = self._download_webpage(arkena_url, 'clip_info_' + clip_id)
+
+        # Extract the json containing information about the video files
+        arkena_info_regex = r'\?\((?P<json>.*)\);'
+        info_json = self._parse_json(self._search_regex(arkena_info_regex, arkena_info, 'json', group='json'),
+                                     display_id)
+
+        # All videos are part of a playlist, a single video is in a playlist of size 1
+        media_files_info = info_json.get('Playlist')
+        if media_files_info is not None:
+            media_files_info = media_files_info[0]
+        return media_files_info
+
+    def __get_thumbnails(self, media_files_info):
+        """Retrieves the thumbnails contained in the media info"""
+        thumbnails = []
+        media_thumbnail_info = media_files_info.get('MediaInfo', {}).get('Poster')
+        if media_thumbnail_info is not None:
+            for thumbnail in media_thumbnail_info:
+                thumbnails.append({
+                    'url': thumbnail.get('Url'),
+                    'width': int_or_none(thumbnail.get('Size'))
+                })
+        return thumbnails
+
+    def __get_video_formats(self, media_files_info):
+        """Retrieves the video formats contained in the media file info"""
+        formats = []
+        media_files = media_files_info.get('MediaFiles')
+
+        if media_files is not None:
+            formats.extend(self.__get_mp4_video_formats(media_files))
+            self._sort_formats(formats)
+
+        return formats
+
+    def __get_mp4_video_formats(self, media_files_json):
+        """Retrieves all mp4 video formats contained in the media file info"""
+        formats = []
+        mp4_files_json = media_files_json.get('Mp4')
+        if mp4_files_json is not None:
+            for video_info in mp4_files_json:
+                bitrate = int_or_none(video_info.get('Bitrate'))
+                if bitrate is not None:
+                    bitrate /= 1000  # Set bitrate to KBit/s
+                formats.append({
+                    'url': video_info.get('Url'),
+                    'ext': 'mp4',
+                    'tbr': bitrate
+                })
+        return formats