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#13 add etag header with last_modified function to country view

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moritz münch 2020-12-20 01:17:10 +01:00
parent 62743d3a9b
commit aa20dc8534
2 changed files with 17 additions and 3 deletions
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6
coinmanager/coinc/models.py
View File

@ -20,7 +20,7 @@
from datetime import datetime, date
from django.db.models import BooleanField, CASCADE, CharField, DateField, ForeignKey, Model, PositiveIntegerField, PositiveSmallIntegerField, TextField
from django.db.models import BooleanField, CASCADE, CharField, DateField, DateTimeField, ForeignKey, Model, PositiveIntegerField, PositiveSmallIntegerField, TextField
year_now = int(datetime.now().year)
@ -85,6 +85,10 @@ class Coin(Model):
found_on = DateField('Eingetragen am', default=date.today)
date_added = DateTimeField('Hinzugefügt', auto_now_add=True)
date_modified = DateTimeField('Geändert', auto_now=True)
circulation = PositiveIntegerField('Auflage', default=0)
buy_only = BooleanField('Kursmünze', default=False)

14
coinmanager/coinc/views.py
View File

@ -24,6 +24,7 @@ from django.conf import settings
from django.http import HttpResponse, Http404
from django.template import loader
from django.template.defaultfilters import register
from django.views.decorators.http import condition
from .models import Country, Stamp, Coin, User
@ -46,8 +47,16 @@ def coin_sum_of_(country):
coin_count['total'] += 200 * coin_count[value]
else:
coin_count['total'] += value * coin_count[value]
coin_count['total'] /= 100
return coin_count['total']
return coin_count['total'] / 100
def latest_coin_added_to_(request, name_iso):
''' return the datetime of the last coin added to a country
>>> latest_coin_added_to_(germany)
datetime.datetime
'''
return Coin.objects.filter(country=name_iso).latest('date_modified').date_modified
def index(request):
@ -66,6 +75,7 @@ def index(request):
return HttpResponse(template.render(context, request))
@condition(last_modified_func=latest_coin_added_to_)
def detail_country(request, name_iso):
''' wrapper_view for a *single* country '''