Switch to youtube API (#191)

* Switch to youtube API

* Fix test failures

* Minor fix

core/internals.py

@@ -76,6 +76,10 @@ def get_arguments():
         '-d', '--dry-run', default=False,
         help='Show only track title and YouTube URL',
         action='store_true')
+    parser.add_argument(
+        '-mo', '--music-videos-only', default=False,
+        help='Search only for music on Youtube',
+        action='store_true')
     parser.add_argument(
         '-ll', '--log-level', default='INFO',
         choices=_LOG_LEVELS_STR,
@@ -122,18 +126,6 @@ def generate_token():
     return token
 
 
-def generate_search_url(song, viewsort=False):
-    """ Generate YouTube search URL for the given song. """
-    # urllib.request.quote() encodes URL with special characters
-    song = quote(song)
-    if viewsort:
-        url = u"https://www.youtube.com/results?q={0}".format(song)
-    else:
-        url = u"https://www.youtube.com/results?sp=EgIQAQ%253D%253D&q={0}".format(song)
-
-    return url
-
-
 def filter_path(path):
     if not os.path.exists(path):
         os.makedirs(path)
@@ -142,14 +134,12 @@ def filter_path(path):
             os.remove(os.path.join(path, temp))
 
 
-def get_sec(time_str):
-    v = time_str.split(':', 3)
-    v.reverse()
-    sec = 0
-    if len(v) > 0:  # seconds
-        sec += int(v[0])
-    if len(v) > 1:  # minutes
-        sec += int(v[1]) * 60
-    if len(v) > 2:  # hours
-        sec += int(v[2]) * 3600
-    return sec
+def videotime_from_seconds(time):
+    if time<60:
+        return str(time)
+    if time<3600:
+        return '{}:{}'.format(str(time//60), str(time%60).zfill(2))
+
+    return '{}:{}:{}'.format(str(time//60),
+                             str((time%60)//60).zfill(2),
+                             str((time%60)%60).zfill(2))