[facebook] Extract view count and update tests (closes #16942)

youtube_dl/extractor/facebook.py

@@ -20,6 +20,7 @@ from ..utils import (
     int_or_none,
     js_to_json,
     limit_length,
+    parse_count,
     sanitized_Request,
     try_get,
     urlencode_postdata,
@@ -75,7 +76,7 @@ class FacebookIE(InfoExtractor):
         'info_dict': {
             'id': '274175099429670',
             'ext': 'mp4',
-            'title': 'Asif Nawab Butt posted a video to his Timeline.',
+            'title': 're:^Asif Nawab Butt posted a video',
             'uploader': 'Asif Nawab Butt',
             'upload_date': '20140506',
             'timestamp': 1399398998,
@@ -133,7 +134,7 @@ class FacebookIE(InfoExtractor):
     }, {
         # have 1080P, but only up to 720p in swf params
         'url': 'https://www.facebook.com/cnn/videos/10155529876156509/',
-        'md5': '0d9813160b146b3bc8744e006027fcc6',
+        'md5': '9571fae53d4165bbbadb17a94651dcdc',
         'info_dict': {
             'id': '10155529876156509',
             'ext': 'mp4',
@@ -142,6 +143,7 @@ class FacebookIE(InfoExtractor):
             'upload_date': '20161030',
             'uploader': 'CNN',
             'thumbnail': r're:^https?://.*',
+            'view_count': int,
         },
     }, {
         # bigPipe.onPageletArrive ... onPageletArrive pagelet_group_mall
@@ -149,7 +151,7 @@ class FacebookIE(InfoExtractor):
         'info_dict': {
             'id': '1417995061575415',
             'ext': 'mp4',
-            'title': 'md5:a7b86ca673f51800cd54687b7f4012fe',
+            'title': 'md5:1db063d6a8c13faa8da727817339c857',
             'timestamp': 1486648217,
             'upload_date': '20170209',
             'uploader': 'Yaroslav Korpan',
@@ -176,7 +178,7 @@ class FacebookIE(InfoExtractor):
         'info_dict': {
             'id': '1396382447100162',
             'ext': 'mp4',
-            'title': 'md5:e2d2700afdf84e121f5d0f999bad13a3',
+            'title': 'md5:19a428bbde91364e3de815383b54a235',
             'timestamp': 1486035494,
             'upload_date': '20170202',
             'uploader': 'Elisabeth Ahtn',
@@ -426,6 +428,10 @@ class FacebookIE(InfoExtractor):
             'timestamp', default=None))
         thumbnail = self._og_search_thumbnail(webpage)
 
+        view_count = parse_count(self._search_regex(
+            r'\bviewCount\s*:\s*["\']([\d,.]+)', webpage, 'view count',
+            default=None))
+
         info_dict = {
             'id': video_id,
             'title': video_title,
@@ -433,6 +439,7 @@ class FacebookIE(InfoExtractor):
             'uploader': uploader,
             'timestamp': timestamp,
             'thumbnail': thumbnail,
+            'view_count': view_count,
         }
 
         return webpage, info_dict