git.maemo.org Git - mussorgsky/blob - src/album_art_spec.py

   1 import os
   2 import md5
   3 import unicodedata
   4 import string
   5
   6 COVERS_LOCATION = os.getenv ("HOME") + "/.cache/media-art/"
   7 THUMBS_LOCATION = os.getenv ("HOME") + "/.thumbnails/cropped/"
   8
   9 def getCoverArtFileName (album):
  10     """Returns the cover art's filename that is formed from the album name."""
  11     print "Calculating album art for " + album
  12     album = unicode (album)
  13     albumString=dropInsideContent(album,"[","]" )
  14     albumString=dropInsideContent(albumString,"{","}" )
  15     albumString=dropInsideContent(albumString,"(",")" )
  16     albumString=albumString.strip('()_{}[]!@#$^&*+=|\\/"\'?<>~`')
  17     albumString=albumString.lstrip(' ')
  18     albumString=albumString.rstrip(' ')
  19     albumString=dropInsideContent(albumString,"{","}" )
  20     albumString=albumString.lower()
  21     albumString=string.replace(albumString,"\t"," ")
  22     albumString=string.replace(albumString,"  "," ")
  23
  24     try:
  25         print "Trying NFKD"
  26         albumString=unicodedata.normalize('NFKD',albumString).encode()
  27         albumString=albumString.encode()
  28         print albumString
  29     except:
  30         try:
  31             print "Trying latin-1"
  32             albumString=albumString.encode('latin-1', 'ignore')
  33             albumString=unicodedata.normalize('NFKD',albumString).encode("ascii")
  34             albumString=str(albumString)
  35             print albumString
  36         except Exception, e:
  37             albumString="unknown"
  38             print "unknown" + str(e)
  39     if len(albumString)==0: albumString=" "
  40
  41     albumMD5=md5.new(albumString).hexdigest()
  42     emptyMD5=md5.new(" ").hexdigest()
  43     albumArt=COVERS_LOCATION + "album-" + emptyMD5 + "-" + albumMD5 + ".jpeg"
  44     print "Album art:" + albumArt
  45     return albumArt
  46
  47
  48 def getCoverArtThumbFileName (album):
  49     artFile = getCoverArtFileName(album)
  50     thumbFile = THUMBS_LOCATION + md5.new(artFile).hexdigest()+".jpeg"
  51     return thumbFile
  52
  53 def get_thumb_filename_for_path (path):
  54     thumbnail = THUMBS_LOCATION + md5.new (path).hexdigest () + ".jpeg"
  55     return thumbnail
  56
  57 def dropInsideContent(s, startMarker, endMarker):
  58     startPos=s.find(startMarker)
  59     endPos=s.find(endMarker)
  60     if startPos>0 and endPos>0 and endPos>startPos:
  61             return s[0:startPos]+s[endPos+1:len(s)]
  62     return s