Re: Making a field readonly according to the user in admin.py

On Wed, Nov 18, 2015, at 07:15, Victor wrote:
> Dear experts,
>
> models.py
>
> class Book(models.Model):
> title = models.CharField(max_length=100)
> author = models.CharField(max_length=100)
> quantity = models.IntegerField(db_column='quantitity',default=0)
> class Meta:
> db_table="book"
>
> admin.py
>
> class BookOption(admin.ModelAdmin):
> list_display = ('title', 'author', 'quantity')
> fields=(('title', 'author'), ('quantity'))
> order_by= ['title', ]
>
> admin.site.register(Book,BookOption)
>
>
> I'm trying to explain my problem with the simple example above.
> Let's suppose that I have two staff users 'victor' and 'roby' and I want
> that the fields 'author and 'quantity' be readonly when user 'roby' is
> logged in and readwrite for user 'victor'
> How can I achieve this result if possible with something of the following
> simple kind
>
>
> class BookOption(admin.ModelAdmin):
> if (user is 'roby'):
> readonly_fields=['quantity',]
> list_display = ('title', 'author', 'quantity')
> fields=(('title', 'author'), ('quantity'))
> order_by= ['title', ]
>
> Thanks
> Vittorio
>
> --

I generally solve this via

get_readonly_fields(request, obj):
if request.user.has_perm(...):
return ('somefield',)
return ()

--
Hugo Osvaldo Barrera

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