[extractor/common] Extract interaction statistic
[youtube-dl] / youtube_dl / extractor / common.py
index a507785097a3e0e336f8dd5d912fe0c90fa4b613..a9939b0fdc817c42e4c09999560dfd8c76873a5c 100644 (file)
@@ -682,18 +682,30 @@ class InfoExtractor(object):
             else:
                 self.report_warning(errmsg + str(ve))
 
-    def _download_json(self, url_or_request, video_id,
-                       note='Downloading JSON metadata',
-                       errnote='Unable to download JSON metadata',
-                       transform_source=None,
-                       fatal=True, encoding=None, data=None, headers={}, query={}):
-        json_string = self._download_webpage(
+    def _download_json_handle(
+            self, url_or_request, video_id, note='Downloading JSON metadata',
+            errnote='Unable to download JSON metadata', transform_source=None,
+            fatal=True, encoding=None, data=None, headers={}, query={}):
+        """Return a tuple (JSON object, URL handle)"""
+        res = self._download_webpage_handle(
             url_or_request, video_id, note, errnote, fatal=fatal,
             encoding=encoding, data=data, headers=headers, query=query)
-        if (not fatal) and json_string is False:
-            return None
+        if res is False:
+            return res
+        json_string, urlh = res
         return self._parse_json(
-            json_string, video_id, transform_source=transform_source, fatal=fatal)
+            json_string, video_id, transform_source=transform_source,
+            fatal=fatal), urlh
+
+    def _download_json(
+            self, url_or_request, video_id, note='Downloading JSON metadata',
+            errnote='Unable to download JSON metadata', transform_source=None,
+            fatal=True, encoding=None, data=None, headers={}, query={}):
+        res = self._download_json_handle(
+            url_or_request, video_id, note=note, errnote=errnote,
+            transform_source=transform_source, fatal=fatal, encoding=encoding,
+            data=data, headers=headers, query=query)
+        return res if res is False else res[0]
 
     def _parse_json(self, json_string, video_id, transform_source=None, fatal=True):
         if transform_source:
@@ -1008,6 +1020,40 @@ class InfoExtractor(object):
         if isinstance(json_ld, dict):
             json_ld = [json_ld]
 
+        INTERACTION_TYPE_MAP = {
+            'CommentAction': 'comment',
+            'AgreeAction': 'like',
+            'DisagreeAction': 'dislike',
+            'LikeAction': 'like',
+            'DislikeAction': 'dislike',
+            'ListenAction': 'view',
+            'WatchAction': 'view',
+            'ViewAction': 'view',
+        }
+
+        def extract_interaction_statistic(e):
+            interaction_statistic = e.get('interactionStatistic')
+            if not isinstance(interaction_statistic, list):
+                return
+            for is_e in interaction_statistic:
+                if not isinstance(is_e, dict):
+                    continue
+                if is_e.get('@type') != 'InteractionCounter':
+                    continue
+                interaction_type = is_e.get('interactionType')
+                if not isinstance(interaction_type, compat_str):
+                    continue
+                interaction_count = int_or_none(is_e.get('userInteractionCount'))
+                if interaction_count is None:
+                    continue
+                count_kind = INTERACTION_TYPE_MAP.get(interaction_type.split('/')[-1])
+                if not count_kind:
+                    continue
+                count_key = '%s_count' % count_kind
+                if info.get(count_key) is not None:
+                    continue
+                info[count_key] = interaction_count
+
         def extract_video_object(e):
             assert e['@type'] == 'VideoObject'
             info.update({
@@ -1023,9 +1069,10 @@ class InfoExtractor(object):
                 'height': int_or_none(e.get('height')),
                 'view_count': int_or_none(e.get('interactionCount')),
             })
+            extract_interaction_statistic(e)
 
         for e in json_ld:
-            if e.get('@context') == 'http://schema.org':
+            if isinstance(e.get('@context'), compat_str) and re.match(r'^https?://schema.org/?$', e.get('@context')):
                 item_type = e.get('@type')
                 if expected_type is not None and expected_type != item_type:
                     return info
@@ -1706,22 +1753,24 @@ class InfoExtractor(object):
             })
         return subtitles
 
-    def _extract_xspf_playlist(self, playlist_url, playlist_id, fatal=True):
+    def _extract_xspf_playlist(self, xspf_url, playlist_id, fatal=True):
         xspf = self._download_xml(
-            playlist_url, playlist_id, 'Downloading xpsf playlist',
+            xspf_url, playlist_id, 'Downloading xpsf playlist',
             'Unable to download xspf manifest', fatal=fatal)
         if xspf is False:
             return []
-        return self._parse_xspf(xspf, playlist_id, base_url(playlist_url))
+        return self._parse_xspf(
+            xspf, playlist_id, xspf_url=xspf_url,
+            xspf_base_url=base_url(xspf_url))
 
-    def _parse_xspf(self, playlist, playlist_id, playlist_base_url=''):
+    def _parse_xspf(self, xspf_doc, playlist_id, xspf_url=None, xspf_base_url=None):
         NS_MAP = {
             'xspf': 'http://xspf.org/ns/0/',
             's1': 'http://static.streamone.nl/player/ns/0',
         }
 
         entries = []
-        for track in playlist.findall(xpath_with_ns('./xspf:trackList/xspf:track', NS_MAP)):
+        for track in xspf_doc.findall(xpath_with_ns('./xspf:trackList/xspf:track', NS_MAP)):
             title = xpath_text(
                 track, xpath_with_ns('./xspf:title', NS_MAP), 'title', default=playlist_id)
             description = xpath_text(
@@ -1731,12 +1780,18 @@ class InfoExtractor(object):
             duration = float_or_none(
                 xpath_text(track, xpath_with_ns('./xspf:duration', NS_MAP), 'duration'), 1000)
 
-            formats = [{
-                'url': urljoin(playlist_base_url, location.text),
-                'format_id': location.get(xpath_with_ns('s1:label', NS_MAP)),
-                'width': int_or_none(location.get(xpath_with_ns('s1:width', NS_MAP))),
-                'height': int_or_none(location.get(xpath_with_ns('s1:height', NS_MAP))),
-            } for location in track.findall(xpath_with_ns('./xspf:location', NS_MAP))]
+            formats = []
+            for location in track.findall(xpath_with_ns('./xspf:location', NS_MAP)):
+                format_url = urljoin(xspf_base_url, location.text)
+                if not format_url:
+                    continue
+                formats.append({
+                    'url': format_url,
+                    'manifest_url': xspf_url,
+                    'format_id': location.get(xpath_with_ns('s1:label', NS_MAP)),
+                    'width': int_or_none(location.get(xpath_with_ns('s1:width', NS_MAP))),
+                    'height': int_or_none(location.get(xpath_with_ns('s1:height', NS_MAP))),
+                })
             self._sort_formats(formats)
 
             entries.append({
@@ -1750,18 +1805,18 @@ class InfoExtractor(object):
         return entries
 
     def _extract_mpd_formats(self, mpd_url, video_id, mpd_id=None, note=None, errnote=None, fatal=True, formats_dict={}):
-        res = self._download_webpage_handle(
+        res = self._download_xml_handle(
             mpd_url, video_id,
             note=note or 'Downloading MPD manifest',
             errnote=errnote or 'Failed to download MPD manifest',
             fatal=fatal)
         if res is False:
             return []
-        mpd, urlh = res
+        mpd_doc, urlh = res
         mpd_base_url = base_url(urlh.geturl())
 
         return self._parse_mpd_formats(
-            compat_etree_fromstring(mpd.encode('utf-8')), mpd_id, mpd_base_url,
+            mpd_doc, mpd_id=mpd_id, mpd_base_url=mpd_base_url,
             formats_dict=formats_dict, mpd_url=mpd_url)
 
     def _parse_mpd_formats(self, mpd_doc, mpd_id=None, mpd_base_url='', formats_dict={}, mpd_url=None):
@@ -2035,17 +2090,16 @@ class InfoExtractor(object):
         return formats
 
     def _extract_ism_formats(self, ism_url, video_id, ism_id=None, note=None, errnote=None, fatal=True):
-        res = self._download_webpage_handle(
+        res = self._download_xml_handle(
             ism_url, video_id,
             note=note or 'Downloading ISM manifest',
             errnote=errnote or 'Failed to download ISM manifest',
             fatal=fatal)
         if res is False:
             return []
-        ism, urlh = res
+        ism_doc, urlh = res
 
-        return self._parse_ism_formats(
-            compat_etree_fromstring(ism.encode('utf-8')), urlh.geturl(), ism_id)
+        return self._parse_ism_formats(ism_doc, urlh.geturl(), ism_id)
 
     def _parse_ism_formats(self, ism_doc, ism_url, ism_id=None):
         """
@@ -2143,8 +2197,8 @@ class InfoExtractor(object):
         return formats
 
     def _parse_html5_media_entries(self, base_url, webpage, video_id, m3u8_id=None, m3u8_entry_protocol='m3u8', mpd_id=None, preference=None):
-        def absolute_url(video_url):
-            return compat_urlparse.urljoin(base_url, video_url)
+        def absolute_url(item_url):
+            return urljoin(base_url, item_url)
 
         def parse_content_type(content_type):
             if not content_type:
@@ -2201,7 +2255,7 @@ class InfoExtractor(object):
             if src:
                 _, formats = _media_formats(src, media_type)
                 media_info['formats'].extend(formats)
-            media_info['thumbnail'] = media_attributes.get('poster')
+            media_info['thumbnail'] = absolute_url(media_attributes.get('poster'))
             if media_content:
                 for source_tag in re.findall(r'<source[^>]+>', media_content):
                     source_attributes = extract_attributes(source_tag)