add support for lyrics and release date

bandcavall/download.py

@@ -2,6 +2,7 @@ import os
 from os.path import join, exists
 import requests
 import mutagen.mp3
+from mutagen.id3 import ID3, USLT, TDOR
 import logging
 import unicodedata
 log = logging.getLogger(__name__)
@@ -45,4 +46,12 @@ def download_track(track, args):
     if 'album' in track:
         audio['album'] = track['album']
     audio.save()
+    if 'lyrics' in track:
+        tags = ID3(fpath)
+        tags['USLT'] = USLT(text=track['lyrics'])
+        tags.save()
+    if 'datePublished' in track:
+        tags = ID3(fpath)
+        tags['TDOR'] = TDOR(text=track['datePublished'])
+        tags.save()
     log.info('track %(title)s downloaded' % track)

bandcavall/visit.py

@@ -22,11 +22,21 @@ def visit_track(b, url):
         info['lyrics'] = b.find_by_css('.lyricsText').first.value
     except ElementDoesNotExist:
         pass
+    try:
+        ymd = b.find_by_xpath('//meta[@itemprop="datePublished"]').\
+                first['content']
+        if len(ymd) == 8:
+            info['datePublished'] = ymd[:4] + '-' + ymd[4:6] + '-' + ymd[-2:]
+        elif len(ymd) == 4:
+            info['datePublished'] = ymd
+    except ElementDoesNotExist:
+        pass
     info['title'] = b.find_by_css('#name-section h2.trackTitle').first.value
     time.sleep(0.2)  # how nice!
     b.find_by_css('.playbutton').first.click()
     info['url'] = b.find_by_css('audio').first['src']
     b.visit('data:,')
+    log.debug('Track info: %s' % str(info))
     return info