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simple reverse relation from Related

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bkfox
2016-11-28 17:25:57 +01:00
parent 0141d5174d
commit e3787c684c
1 changed files with 9 additions and 2 deletions
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11
aircox/models.py
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@ -89,6 +89,13 @@ class Related(models.Model):
objects = RelatedManager()
@classmethod
def ReverseField(cl):
"""
Return a GenericRelation object that points to this class
"""
return GenericRelation(cl, 'related_id', 'related_type')
class Meta:
abstract = True
@ -791,7 +798,7 @@ class Diffusion(models.Model):
start = models.DateTimeField( _('start of the diffusion') )
end = models.DateTimeField( _('end of the diffusion') )
tracks = GenericRelation(Track, 'related_id', 'related_type')
tracks = Track.ReverseField()
@property
def duration(self):
@ -929,7 +936,7 @@ class Sound(Nameable):
help_text = _('the sound is accessible to the public')
)
tracks = GenericRelation(Track, 'related_id', 'related_type')
tracks = Track.ReverseField()
def get_mtime(self):
"""