youtube: update to v3 API (old API is deprecated)

This requires a Google API Key with Youtube read permissions enabled.

plugins/youtube.py

@@ -7,46 +7,35 @@ from util import hook, http
 youtube_re = (r'(?:youtube.*?(?:v=|/v/)|youtu\.be/|yooouuutuuube.*?id=)'
               '([-_a-z0-9]+)', re.I)
 
-base_url = 'http://gdata.youtube.com/feeds/api/'
-url = base_url + 'videos/%s?v=2&alt=jsonc'
-search_api_url = 'https://www.googleapis.com/youtube/v3/search'
+base_url = 'https://www.googleapis.com/youtube/v3/'
+info_url = base_url + 'videos?part=snippet,contentDetails,statistics'
+search_api_url = base_url + 'search'
 video_url = 'http://youtube.com/watch?v=%s'
 
 
-def get_video_description(vid_id):
-    j = http.get_json(url % vid_id)
+def get_video_description(vid_id, api_key):
+    j = http.get_json(info_url, id=vid_id, key=api_key)
 
-    if j.get('error'):
+    if not j['pageInfo']['totalResults']:
         return
 
-    j = j['data']
+    j = j['items'][0]
 
-    out = '\x02%s\x02' % j['title']
+    duration = j['contentDetails']['duration'].replace('PT', '').lower()
 
-    if not j.get('duration'):
-        return out
+    published = time.strptime(j['snippet']['publishedAt'],
+                              "%Y-%m-%dT%H:%M:%S.000Z")
+    published = time.strftime("%Y.%m.%d", published)
 
-    out += ' - length \x02'
-    length = j['duration']
-    if length / 3600:  # > 1 hour
-        out += '%dh ' % (length / 3600)
-    if length / 60:
-        out += '%dm ' % (length / 60 % 60)
-    out += "%ds\x02" % (length % 60)
+    views = group_int_digits(j['statistics']['viewCount'], ',')
 
-    if 'rating' in j:
-        out += ' - rated \x02%.2f/5.0\x02 (%d)' % (j['rating'],
-                                                   j['ratingCount'])
+    out = (u'\x02{snippet[title]}\x02 - length \x02{duration}\x02 - '
+           u'{statistics[likeCount]}\u2191{statistics[dislikeCount]}\u2193 - '
+           u'\x02{views}\x02 views - '
+           u'\x02{snippet[channelTitle]}\x02 on \x02{published}\x02'
+          ).format(duration=duration, views=views, published=published, **j)
 
-    if 'viewCount' in j:
-        out += ' - \x02%s\x02 views' % group_int_digits(j['viewCount'])
-
-    upload_time = time.strptime(j['uploaded'], "%Y-%m-%dT%H:%M:%S.000Z")
-    out += ' - \x02%s\x02 on \x02%s\x02' % (
-                        j['uploader'], time.strftime("%Y.%m.%d", upload_time))
-
-    if 'contentRating' in j:
-        out += ' - \x034NSFW\x02'
+    # TODO: figure out how to detect NSFW videos
 
     return out
 
@@ -61,9 +50,10 @@ def group_int_digits(number, delimiter=' ', grouping=3):
     return delimiter.join(builder)
 
 
+@hook.api_key('google')
 @hook.regex(*youtube_re)
-def youtube_url(match):
-    return get_video_description(match.group(1))
+def youtube_url(match, api_key=None):
+    return get_video_description(match.group(1), api_key)
 
 
 @hook.api_key('google')
@@ -93,4 +83,4 @@ def youtube(inp, api_key=None):
 
     vid_id = j['items'][0]['id']['videoId']
 
-    return get_video_description(vid_id) + " - " + video_url % vid_id
+    return get_video_description(vid_id, api_key) + " - " + video_url % vid_id