lyrics/30-leoslyrics.py

   1 #!/usr/bin/python
   2 #
   3 #  (c) 2004-2008 The Music Player Daemon Project
   4 #  http://www.musicpd.org/
   5 #
   6 #  This program is free software; you can redistribute it and/or modify
   7 #  it under the terms of the GNU General Public License as published by
   8 #  the Free Software Foundation; either version 2 of the License, or
   9 #  (at your option) any later version.
  10 #
  11 #  This program is distributed in the hope that it will be useful,
  12 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #  GNU General Public License for more details.
  15 #  You should have received a copy of the GNU General Public License
  16 #  along with this program; if not, write to the Free Software
  17 #  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 #
  19
  20 #
  21 # Load lyrics from leoslyrics.com
  22 #
  23
  24 from sys import argv, exit, stderr
  25 from urllib import urlencode, urlopen
  26 from xml.sax import make_parser, SAXException
  27 from xml.sax.handler import ContentHandler
  28
  29 class SearchContentHandler(ContentHandler):
  30     def __init__(self):
  31         self.code = None
  32         self.hid = None
  33
  34     def startElement(self, name, attrs):
  35         if name == 'response':
  36             self.code = int(attrs['code'])
  37         elif name == 'result':
  38             if self.hid is None or attrs['exactMatch'] == 'true':
  39                 self.hid = attrs['hid']
  40
  41 def search(artist, title):
  42     query = urlencode({'auth': 'ncmpc',
  43                        'artist': artist,
  44                        'songtitle': title})
  45     url = "http://api.leoslyrics.com/api_search.php?" + query
  46     try:
  47         f = urlopen(url)
  48     except IOError:
  49         stderr.write("Failed to connect to http://api.leoslyrics.com, it seems down!\n")
  50         exit(1)
  51     handler = SearchContentHandler()
  52     parser = make_parser()
  53     parser.setContentHandler(handler)
  54     try:
  55         parser.parse(f)
  56     except SAXException:
  57         stderr.write("Failed to parse the search result!\n")
  58         exit(1)
  59     return handler.hid
  60
  61 class LyricsContentHandler(ContentHandler):
  62     def __init__(self):
  63         self.code = None
  64         self.is_text = False
  65         self.text = None
  66
  67     def startElement(self, name, attrs):
  68         if name == 'text':
  69             self.text = ''
  70             self.is_text = True
  71         else:
  72             self.is_text = False
  73
  74     def characters(self, chars):
  75         if self.is_text:
  76             self.text += chars
  77
  78 def lyrics(hid):
  79     query = urlencode({'auth': 'ncmpc',
  80                        'hid': hid})
  81     url = "http://api.leoslyrics.com/api_lyrics.php?" + query
  82     f = urlopen(url)
  83     handler = LyricsContentHandler()
  84     parser = make_parser()
  85     parser.setContentHandler(handler)
  86     try:
  87         parser.parse(f)
  88     except SAXException:
  89         stderr.write("Failed to parse the lyrics!\n")
  90         exit(1)
  91     return handler.text
  92
  93 hid = search(argv[1], argv[2])
  94 if hid is None:
  95     exit(69)
  96 print lyrics(hid).encode('utf-8').rstrip()