One more note. You wouldn't NEED to explicitly grab all those vars,
as you can get them in a template too. I just wanted to show you the
relation.
If you sent the track to the template, you can get the artist by
using:
{{ track.album.artist }}
Keith
On Aug 22, 12:24 am, lingrlongr <[EMAIL PROTECTED]> wrote:
> The only part you have that is redundant is the "artist" in your
> "Track" class. You can find out the artist because a track is related
> to an album, which in turn, is related to an artist.
>
> Some of the code you'd maybe see in a view would be:
>
> # views.py
> from django.shortcuts import get_object_or_404
> from models import Album, Track
>
> def album(request, slug):
> album = get_object_or_404(Album, slug=slug)
> artist = album.artist
> tracks = album.track_set.all()
> ...etc... return a response...
>
> def track(request, slug):
> track = get_object_or_404(Track, slug=slug)
> album = track.album
> artist = album.artist
> ..etc..
>
> HTH
>
> Keith
>
> On Aug 21, 11:44 pm, nek4life <[EMAIL PROTECTED]> wrote:
>
> > I'm trying to set up my first Django application and I'm trying to
> > figure out the database relationships. I want to be able to list
> > albums, with their corresponding tracks and album artwork. Right now
> > I only have foreign keys defined in the Track class and on the
> > AlbumArt class pointing to the Album class. I'm doing this so I can
> > keep a record of which track or which album art goes to which album.
> > However I also would like to add a ManyToManyField on my Album class
> > so I can pull the album data in my view. Defining this is both places
> > seems redundant to me, but I'm not sure how else I can accomplish
> > this. What would be best practice in this situation and how should I
> > proceed?
>
> > class Album(models.Model):
> > title = models.CharField(max_length=255)
> > prefix = models.CharField(max_length=20, blank=True)
> > subtitle = models.CharField(blank=True, max_length=255)
> > slug = models.SlugField(unique=True)
> > artist = models.ForeignKey('Artist')
>
> > class AlbumArt(models.Model):
> > title = models.CharField(max_length=200)
> > slug = models.SlugField()
> > album = models.ForeignKey('Album')
>
> > class Track(models.Model):
> > title = models.CharField(max_length=200)
> > slug = models.SlugField(unique=True)
> > album = models.ForeignKey('Album')
> > artist = models.ForeignKey('Artist')
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