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from models import Buyable, BuyableType, Purchase, Order
from django.contrib import admin
from django import forms
from PIL import Image
from django.core.files.uploadedfile import InMemoryUploadedFile
class BuyableAdminForm(forms.ModelForm):
""" Special BuyableAdminForm which checks the buyable image for an 1:1 aspect ratio. """
class Meta:
model = Buyable
def clean_image(self):
img = self.cleaned_data['image']
width, height = (0, 0)
if isinstance(img, InMemoryUploadedFile):
i =
width, height = i.size
width, height = img.width, img.height
if width != height:
raise forms.ValidationError("Aspect ratio of image should be 1:1 (width x height was (%dx%d))"% (width, height))
return self.cleaned_data['image']
class BuyableAdmin(admin.ModelAdmin):
form = BuyableAdminForm
list_display = ('name','price','deposit','types')
list_filter = ['buyableType']
search_fields = ['name','description']
class BuyableTypeAdmin(admin.ModelAdmin):
list_display = ('name','itemcount')
class PurchaseInline(admin.TabularInline):
model = Purchase
fields = ('buyable','isDeposit','price')
class OrderAdmin(admin.ModelAdmin):
list_display = ('user','price','dateTime','itemList')
list_filter = ['user']
search_fields = ['user__username','user__first_name','user__last_name']
date_hierarchy = 'dateTime'
ordering = ['-dateTime']
inlines = [PurchaseInline,], BuyableAdmin), BuyableTypeAdmin) included in Order administration page, OrderAdmin)