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Refactor serializing

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This commit is contained in:
Thomas Scholtes 2014-02-01 01:23:39 +01:00
parent da16c26b0d
commit 170ec01db4
1 changed files with 22 additions and 28 deletions
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50
beets/mediafile.py
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@ -366,6 +366,16 @@ class StorageStyle(object):
mediafile.mgfile[self.key] = out
def set(self, mediafile, value):
if value is None:
if self.out_type == int:
value = 0
elif self.out_type == float:
value = 0.0
elif self.out_type == bool:
value = False
elif self.out_type == unicode:
value = u''
if self.packing:
data = self.fetch(mediafile)
value = self.pack(data, value)
@ -414,37 +424,27 @@ class StorageStyle(object):
return data
def serialize(self, out):
def serialize(self, value):
"""Convert value to a type that is suitable for storing in a tag
"""
if out is None:
if self.out_type == int:
out = 0
elif self.out_type == float:
out = 0.0
elif self.out_type == bool:
out = False
elif self.out_type == unicode:
out = u''
if self.out_type == float and self.as_type in (str, unicode):
out = u'{0:.{1}f}'.format(out, self.float_places)
out = self.as_type(out)
if isinstance(value, float) and self.as_type in (str, unicode):
value = u'{0:.{1}f}'.format(value, self.float_places)
value = self.as_type(value)
elif self.as_type == unicode:
if self.out_type == bool:
if isinstance(value, bool):
# Store bools as 1/0 instead of True/False.
out = unicode(int(bool(out)))
elif isinstance(out, str):
out = out.decode('utf8', 'ignore')
value = unicode(int(bool(value)))
elif isinstance(value, str):
value = value.decode('utf8', 'ignore')
else:
out = unicode(out)
value = unicode(value)
elif self.as_type in (bool, str, int):
out = self.as_type(out)
value = self.as_type(value)
if self.as_type in (str, unicode) and self.suffix:
out += self.suffix
value += self.suffix
return out
return value
class MP4StorageStyle(StorageStyle):
@ -460,12 +460,6 @@ class MP4StorageStyle(StorageStyle):
value = value.encode('utf8')
return value
def get(self, mediafile):
data = super(MP4StorageStyle, self).get(mediafile)
if self.key.startswith('----:') and isinstance(data, str):
data = data.decode('utf8')
return data
class MP3StorageStyle(StorageStyle):
def fetch(self, mediafile):