Much nicer.
Thanks so much Mike ...
d
On Aug 24, 12:17 pm, Mike Ramirez <gufym...@gmail.com> wrote:
> On Sunday 23 August 2009 05:36:13 pm The Danny Bos wrote:
>
>
>
>
>
> > Hey there, I've got the below code.
> > Can someone help me fill in the gaps to rename the image to the
> > 'SLUG'?
>
> > In the end I'm hoping for images like so:
>
> > ...com/books/book-title.jpg
> > ...com/books/thumbs/book-title.jpg
>
> > Here's my save() definition from models.py:
>
> > def save(self):
> > super(Book, self).save()
>
> > image_path = '%s%s' % (settings.MEDIA_ROOT, str(self.cover))
> > path, filename = os.path.split(image_path)
>
> > thumb_name = '%s/thumbs/%s' % (path, filename)
>
> > gen_thumb(image_path, thumb_name, size=160)
> > self.thumb = '%s' % filename
>
> > super(Book, self).save()
>
> Try this:
>
> def gen_thumb(image, size=160):
> save_path = os.path.join(settings.MEDIA_ROOT, image)
> # gen thumb code here
> image.save(save_path)
> return
>
> def save(self):
> thumb_path = os.path.join('books', 'thumbs', 'tn_%s' %(str(self.cover)))
> gen_thumb(thumb_path):
> self.thumb = thumb_path
> super(Book, self).save()
>
> First off, you should use os.path.join() when creating a file path; this will
> allow your code to be os independant as os.path.join() will set the right
> path seperators for the os. (Just a nit picky thing for os independance).
>
> You should set the ImageField to a path relative to your settings.MEDIA_ROOT
> setting, the ImageField will automatically join[1] these together for use
> with thumb.path and you'll be able to use thumb.url for you img html tags
> (i.e. <img src="{{ MEDIA_URL }}{{ book.thumb.url }}" alt="{{ book.title }}"
> width="book.thumb.width" height="book.thumb.height" /> ) since the url is
> actually the path relative to the MEDIA_ROOT/MEDIA_URL.
>
> You can alter the gen_thumb to return the relative path and use it in the
> upload_to= option of the ImageField and save yourself the headache, but the
> gen_thumb should follow the instructions in handling uploaded files[2].
>
> Mike
>
> [1]http://docs.djangoproject.com/en/dev/ref/models/fields/#filefield
> [2]http://docs.djangoproject.com/en/dev/topics/http/file-uploads/#handli...
> --
> The trouble is, there is an endless supply of White Men, but there has
> always been a limited number of Human Beings.
> -- Little Big Man
>
> signature.asc
> < 1KViewDownload
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