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from django.contrib import admin
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from cash.models import *
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from cash.formfields import DigitField
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from django import forms
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from django.template.defaultfilters import escape
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from django.core.urlresolvers import reverse
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from django.utils.translation import ugettext as _
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from django.utils.translation import ugettext_lazy
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from django.utils.translation import ugettext_noop
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class AccountForm(forms.ModelForm):
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credit_change = forms.DecimalField(max_digits=5, decimal_places=2,
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required=False,
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label=ugettext_lazy('amount'))
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credit_change_comment = forms.CharField(max_length=64, required=False,
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label=ugettext_lazy('comment'))
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#pin_change = forms.RegexField(regex='^\d{4,}$', required=False,
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# label=ugettext_lazy('PIN'))
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pin_change = DigitField(min_length=4, required=False,
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label=ugettext_lazy('PIN'))
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pin_empty = forms.BooleanField(required=False,
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label=ugettext_lazy('clear PIN'))
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class Meta:
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model = Account
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# Include all fields (omitting this causes a RemovedInDjango18Warning)
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exclude = []
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class AccountAdmin(admin.ModelAdmin):
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list_display = ('user', 'card_number', 'credit', 'transaction_link')
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form = AccountForm
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readonly_fields = ('user', 'credit',)
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fieldsets = (
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(None, {
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'fields': ('user', 'card_number', 'credit'),
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}),
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(ugettext_lazy('credit change'), {
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'fields': ('credit_change', 'credit_change_comment'),
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}),
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(ugettext_lazy('change PIN'), {
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'fields': ('pin_change', 'pin_empty'),
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}),
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)
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def transaction_link(self, account):
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return '<a href="%s?account__id__exact=%d">%s</a>' % \
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(reverse("admin:cash_transaction_changelist"), account.id,
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_('Transactions'))
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transaction_link.short_description = ugettext_lazy('Transaction link')
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transaction_link.allow_tags = True
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def save_model(self, request, obj, form, change):
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pin = form.cleaned_data['pin_change']
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pin_empty = form.cleaned_data['pin_empty']
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if pin_empty:
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obj.clear_pin()
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else:
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if pin is not None and len(pin) != 0:
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obj.set_pin(pin)
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PAYOUT_SUBJECT = ugettext_noop('Payout')
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DEPOSIT_SUBJECT = ugettext_noop('Deposit')
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DESCRIPTION = ugettext_noop('Authorized by %(first)s %(last)s')
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amount = form.cleaned_data['credit_change']
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comment = form.cleaned_data['credit_change_comment']
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if amount is not None and amount != 0:
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if amount > 0:
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subject = DEPOSIT_SUBJECT
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else:
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subject = PAYOUT_SUBJECT
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desc = DESCRIPTION % {'first': request.user.first_name,
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'last': request.user.last_name}
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if comment is not None and len(comment) > 0:
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desc += ' (%s)' % (comment)
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obj.change_credit(amount, subject, desc)
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# Make sure the object is saved in any case
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obj.save()
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class ProductBarcodeInline(admin.TabularInline):
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model = ProductBarcode
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extra = 1
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class ProductAdmin(admin.ModelAdmin):
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list_display = ('name', 'category', 'price', 'active')
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list_filter = ['category', 'active']
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ordering = ('-active', 'name')
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inlines = [ProductBarcodeInline]
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fields = ('name', 'price', 'active', 'category', 'image')
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class ProductCategoryAdmin(admin.ModelAdmin):
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list_display = ('name', 'comment')
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class SalesLogEntryAdmin(admin.ModelAdmin):
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list_display = ('account', 'timestamp', 'product', 'count', 'unit_price')
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list_filter = ['account', 'timestamp', 'product']
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# Make sales log entries completely read-only
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readonly_fields = map(lambda f: f.name, SalesLogEntry._meta.fields)
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class TransactionAdmin(admin.ModelAdmin):
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list_display = ('account', 'timestamp', 'subject', 'description', 'amount')
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list_filter = ['account', 'timestamp', 'subject']
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actions = None
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date_hierarchy = 'timestamp'
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# Disable tampering with the transactions completely.
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def has_add_permission(self, request):
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return False
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def has_change_permission(self, request, obj=None):
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if obj is None:
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return True
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return False
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def has_delete_permission(self, request, obj=None):
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return False
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# Needed to not trigger an ImproperlyConfigured exception.
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# FIXME: a bit too hacky
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def changelist_view(self, request, extra_context=None):
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self.list_display_links = (None, )
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return super(TransactionAdmin, self).changelist_view(request,
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extra_context=None)
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admin.site.register(Account, AccountAdmin)
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admin.site.register(Product, ProductAdmin)
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#admin.site.register(ProductBarcode)
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admin.site.register(ProductCategory, ProductCategoryAdmin)
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admin.site.register(Transaction, TransactionAdmin)
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admin.site.register(SalesLogEntry, SalesLogEntryAdmin)
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