[patreon] minimize reponse size and extract uploader_id and filesize

youtube_dl/extractor/patreon.py

@@ -6,7 +6,11 @@ from ..utils import (
     clean_html,
     determine_ext,
     int_or_none,
+    KNOWN_EXTENSIONS,
+    mimetype2ext,
     parse_iso8601,
+    str_or_none,
+    try_get,
 )
 
 
@@ -24,6 +28,7 @@ class PatreonIE(InfoExtractor):
             'thumbnail': 're:^https?://.*$',
             'timestamp': 1406473987,
             'upload_date': '20140727',
+            'uploader_id': '87145',
         },
     }, {
         'url': 'http://www.patreon.com/creation?hid=754133',
@@ -90,7 +95,13 @@ class PatreonIE(InfoExtractor):
     def _real_extract(self, url):
         video_id = self._match_id(url)
         post = self._download_json(
-            'https://www.patreon.com/api/posts/' + video_id, video_id)
+            'https://www.patreon.com/api/posts/' + video_id, video_id, query={
+                'fields[media]': 'download_url,mimetype,size_bytes',
+                'fields[post]': 'comment_count,content,embed,image,like_count,post_file,published_at,title',
+                'fields[user]': 'full_name,url',
+                'json-api-use-default-includes': 'false',
+                'include': 'media,user',
+            })
         attributes = post['data']['attributes']
         title = attributes['title'].strip()
         image = attributes.get('image') or {}
@@ -104,33 +115,42 @@ class PatreonIE(InfoExtractor):
             'comment_count': int_or_none(attributes.get('comment_count')),
         }
 
-        def add_file(file_data):
-            file_url = file_data.get('url')
-            if file_url:
-                info.update({
-                    'url': file_url,
-                    'ext': determine_ext(file_data.get('name'), 'mp3'),
-                })
-
         for i in post.get('included', []):
             i_type = i.get('type')
-            if i_type == 'attachment':
+            if i_type == 'media':
-                add_file(i.get('attributes') or {})
+                media_attributes = i.get('attributes') or {}
+                download_url = media_attributes.get('download_url')
+                ext = mimetype2ext(media_attributes.get('mimetype'))
+                if download_url and ext in KNOWN_EXTENSIONS:
+                    info.update({
+                        'ext': ext,
+                        'filesize': int_or_none(media_attributes.get('size_bytes')),
+                        'url': download_url,
+                    })
             elif i_type == 'user':
                 user_attributes = i.get('attributes')
                 if user_attributes:
                     info.update({
                         'uploader': user_attributes.get('full_name'),
+                        'uploader_id': str_or_none(i.get('id')),
                         'uploader_url': user_attributes.get('url'),
                     })
 
         if not info.get('url'):
-            add_file(attributes.get('post_file') or {})
+            embed_url = try_get(attributes, lambda x: x['embed']['url'])
+            if embed_url:
+                info.update({
+                    '_type': 'url',
+                    'url': embed_url,
+                })
 
         if not info.get('url'):
+            post_file = attributes['post_file']
+            ext = determine_ext(post_file.get('name'))
+            if ext in KNOWN_EXTENSIONS:
                 info.update({
-                '_type': 'url',
+                    'ext': ext,
-                'url': attributes['embed']['url'],
+                    'url': post_file['url'],
                 })
 
         return info