[kusi] Simplify and improve

youtube_dl/extractor/kusi.py

@@ -1,11 +1,18 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
+import random
 import re
 
 from .common import InfoExtractor
 from ..compat import compat_urllib_parse_unquote_plus
-from ..utils import int_or_none
+from ..utils import (
+    int_or_none,
+    float_or_none,
+    timeconvert,
+    update_url_query,
+    xpath_text,
+)
 
 
 class KUSIIE(InfoExtractor):
@@ -17,7 +24,7 @@ class KUSIIE(InfoExtractor):
             'id': '12203019',
             'ext': 'mp4',
             'title': 'Turko Files: Case Closed! & Put On Hold!',
-            'duration': 231000,
+            'duration': 231,
         },
     }, {
         'url': 'http://kusi.com/video?clipId=12203019',
@@ -25,7 +32,10 @@ class KUSIIE(InfoExtractor):
             'id': '12203019',
             'ext': 'mp4',
             'title': 'Turko Files: Case Closed! & Put On Hold!',
-            'duration': 231000,
+            'duration': 231.0,
+            'upload_date': '20160210',
+            'timestamp': 1455087571,
+            'thumbnail': 're:^https?://.*\.jpg$'
         },
         'params': {
             'skip_download': True,  # Same as previous one
@@ -34,33 +44,47 @@ class KUSIIE(InfoExtractor):
 
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
+        clip_id = mobj.group('clipId')
+        video_id = clip_id or mobj.group('path')
 
-        if mobj.group('clipId') is not None:
-            video_id = mobj.group('clipId')
-        else:
-            webpage = self._download_webpage(url, mobj.group('path'))
-            video_id = self._html_search_regex(r'"clipId", "(\d+)"', webpage,
-                                               'clipId')
+        webpage = self._download_webpage(url, video_id)
 
-        xml_url = 'http://www.kusi.com/build.asp?buildtype=buildfeaturexml'\
-                  'request&featureType=Clip&featureid={0}&affiliateno=956&'\
-                  'clientgroupid=1&rnd=562461'.format(video_id)
-        doc = self._download_xml(xml_url, video_id,
-                                 note='Downloading video info',
-                                 errnote='Failed to download video info')
+        if clip_id is None:
+            video_id = clip_id = self._html_search_regex(
+                r'"clipId"\s*,\s*"(\d+)"', webpage, 'clip id')
 
-        video_title = doc.find('HEADLINE').text
-        duration = int_or_none(doc.find('DURATION'), get_attr='text')
-        description = doc.find('ABSTRACT')
+        affiliate_id = self._search_regex(
+            r'affiliateId\s*:\s*\'([^\']+)\'', webpage, 'affiliate id')
+
+        # See __Packages/worldnow/model/GalleryModel.as of WNGallery.swf
+        xml_url = update_url_query('http://www.kusi.com/build.asp', {
+            'buildtype': 'buildfeaturexmlrequest',
+            'featureType': 'Clip',
+            'featureid': clip_id,
+            'affiliateno': affiliate_id,
+            'clientgroupid': '1',
+            'rnd': int(round(random.random() * 1000000)),
+        })
+
+        doc = self._download_xml(xml_url, video_id)
+
+        video_title = xpath_text(doc, 'HEADLINE')
+        duration = float_or_none(
+            xpath_text(doc, 'DURATION', fatal=False), scale=1000)
+        description = xpath_text(doc, 'ABSTRACT', fatal=False)
+        thumbnail = xpath_text(doc, './THUMBNAILIMAGE/FILENAME', fatal=False)
+        createtion_time = timeconvert(
+            xpath_text(doc, 'rfc822creationdate', fatal=False))
 
         quality_options = doc.find('{http://search.yahoo.com/mrss/}group').findall('{http://search.yahoo.com/mrss/}content')
         formats = []
         for quality in quality_options:
-            if 'height' in quality.attrib:
-                formats.append({
-                    'url': compat_urllib_parse_unquote_plus(quality.attrib['url']),
-                    'height': quality.attrib['height'],
-                })
+            formats.append({
+                'url': compat_urllib_parse_unquote_plus(quality.attrib['url']),
+                'height': int_or_none(quality.attrib.get('height')),
+                'width': int_or_none(quality.attrib.get('width')),
+                'vbr': float_or_none(quality.attrib.get('bitratebits'), scale=1024),
+            })
         self._sort_formats(formats)
 
         return {
@@ -69,4 +93,6 @@ class KUSIIE(InfoExtractor):
             'description': description,
             'duration': duration,
             'formats': formats,
+            'thumbnail': thumbnail,
+            'timestamp': createtion_time,
         }