libsaria: Set artwork from a local file

I set it in the new cache, rather than using the old one.

libsaria/path/lastfm.py

@@ -68,20 +68,6 @@ def lfm_cache_album(artist, album, title, file):
 		pass
 	return False
 
-def set_art_from_file(file, path):
-	try:
-		fin = open(path)
-		file.write(fin.read())
-		fin.close()
-	except:
-		return False
-	return True
-
-def set_artwork_tags(artist, album, path):
-	cached = cache[artist]
-	cached.delete("%s.jpg" % album)
-	file = cached.get("%s.jpg" % album, set_art_from_file, path)
-
 def get_album_art(file):
 	id, artist, album, title = sources.get_attrs("id", "artist", "album", "title")
 	file = cache.get_item(artist, album, title, "Folder.jpg", lfm_cache_album)
@@ -89,3 +75,9 @@ def get_album_art(file):
 
 def get_artwork(file):
 	threads.background(get_album_art, file)
+
+def set_artwork(artist, album, img_path):
+	file = cache.open_file(artist, album, "Folder.jpg")
+	new_img = open(img_path)
+	file.write(new_img.read())
+	file.close()

libsaria/sources/library.py

@@ -190,7 +190,7 @@ def set_attr(id, attr, new_value):
 		if attr == "art":
 			from libsaria import lastfm
 			artist, album = get_attrs(id, "artist", "album")
-			lastfm.set_artwork_tags(artist, album, new_value)
+			lastfm.set_artwork(artist, album, new_value)
 		else:
 			rec.__dict__[attr] = new_value
 		save()

libsaria/storage/cache.py

@@ -36,3 +36,7 @@ def get_item(artist, album, title, file, cache_func):
 	if not file_exists(cache_path):
 		cache_path = fill_cache(artist, album, title, cache_func, cache_path)
 	return cache_path
+
+def open_file(artist, album, file):
+	cache_path = make_cache_path(artist, album, file)
+	return open(cache_path, 'w')