[screencastomatic] fix extraction(closes #11976, closes #24489)

youtube_dl/extractor/screencastomatic.py

@@ -2,12 +2,18 @@
 from __future__ import unicode_literals
 
 from .common import InfoExtractor
-from ..utils import js_to_json
+from ..utils import (
+    get_element_by_class,
+    int_or_none,
+    remove_start,
+    strip_or_none,
+    unified_strdate,
+)
 
 
 class ScreencastOMaticIE(InfoExtractor):
-    _VALID_URL = r'https?://screencast-o-matic\.com/watch/(?P<id>[0-9a-zA-Z]+)'
-    _TEST = {
+    _VALID_URL = r'https?://screencast-o-matic\.com/(?:(?:watch|player)/|embed\?.*?\bsc=)(?P<id>[0-9a-zA-Z]+)'
+    _TESTS = [{
         'url': 'http://screencast-o-matic.com/watch/c2lD3BeOPl',
         'md5': '483583cb80d92588f15ccbedd90f0c18',
         'info_dict': {
@@ -16,22 +22,30 @@ class ScreencastOMaticIE(InfoExtractor):
             'title': 'Welcome to 3-4 Philosophy @ DECV!',
             'thumbnail': r're:^https?://.*\.jpg$',
             'description': 'as the title says! also: some general info re 1) VCE philosophy and 2) distance learning.',
-            'duration': 369.163,
-        }
+            'duration': 369,
+            'upload_date': '20141216',
         }
+    }, {
+        'url': 'http://screencast-o-matic.com/player/c2lD3BeOPl',
+        'only_matching': True,
+    }, {
+        'url': 'http://screencast-o-matic.com/embed?ff=true&sc=cbV2r4Q5TL&fromPH=true&a=1',
+        'only_matching': True,
+    }]
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
-        webpage = self._download_webpage(url, video_id)
-
-        jwplayer_data = self._parse_json(
-            self._search_regex(
-                r"(?s)jwplayer\('mp4Player'\).setup\((\{.*?\})\);", webpage, 'setup code'),
-            video_id, transform_source=js_to_json)
-
-        info_dict = self._parse_jwplayer_data(jwplayer_data, video_id, require_title=False)
-        info_dict.update({
-            'title': self._og_search_title(webpage),
-            'description': self._og_search_description(webpage),
+        webpage = self._download_webpage(
+            'https://screencast-o-matic.com/player/' + video_id, video_id)
+        info = self._parse_html5_media_entries(url, webpage, video_id)[0]
+        info.update({
+            'id': video_id,
+            'title': get_element_by_class('overlayTitle', webpage),
+            'description': strip_or_none(get_element_by_class('overlayDescription', webpage)) or None,
+            'duration': int_or_none(self._search_regex(
+                r'player\.duration\s*=\s*function\(\)\s*{\s*return\s+(\d+);\s*};',
+                webpage, 'duration', default=None)),
+            'upload_date': unified_strdate(remove_start(
+                get_element_by_class('overlayPublished', webpage), 'Published: ')),
         })
-        return info_dict
+        return info