2. 3. from django import forms class ContactForm(forms.Form):
email = forms.EmailField(label=u' e-mail', max_length=100) message
= forms.CharField(label=u'', widget=forms.Textarea) 4. >>>
f = ContactForm() >>> data = {'email': '[email protected]',
'message': 'Hi there} >>> f = ContactForm(data)
>>> f.is_valid() True >>> f.cleaned_data
{'email': u'[email protected]', 'message': u'Hi there} >>> f
= ContactForm({}) >>> f.is_valid() False >>>
f.errors {'email': [u'Enter a valid e-mail address.'], 'message':
[u'This field is required.']} >>> f = ContactForm()
>>> print f.as_table() email: 5. from blog.forms import
ContactForm from django.core.mail import send_mail from django.http
import HttpResponseRedirect def contact(request): if request.method
== 'POST': form = ContactForm(request.POST) if form.is_valid():
subject = u' ' message = form.cleaned_data['message'] sender =
form.cleaned_data['email'] recipients =
['[email protected]'] send_mail(subject, message, sender,
recipients) return HttpResponseRedirect('/') else: form =
ContactForm() return render(request, 'blog/contact.html', { 'form':
form }) 6. {% extends "base.html" %} {% block content %} {%
csrf_token %} {{ form.as_p }} {% endblock %} 7. from django import
forms class PostForm(forms.ModelForm): class Meta: model = Article
fields = ('title', 'content', 'category') 8. 9. from django import
template from blog.models import Post register =
template.Library()@register.inclusion_tag('blog/tags/last_posts.html')
def last_posts(): return {'post_list': Post.objects.all()[:5]}
10.
- {% for object in post_list %}
- {{ object }} {% endfor %}
{% load blog_tags %} {% last_posts %} 11. 12. def
post_detail(request, pk): try: object = Post.objects.get(pk=pk)
except Post.DoesNotExist: raise Http404 return render( request,
'blog/post_detail.html', {'object': object} )urlpatterns =
patterns('', url(r'^post/(?Pd+)/$', post_detail,
name='post_detail'), ) 13. class PostDetail(generic.DetailView):
model=Posturlpatterns = patterns('', url(r'^post/(?Pd+)/$',
PostDetail.as_view(), name='post_detail'), ) 14. def
post_list(request): paginator = Paginator(Post.objects.all(), 25)
page = request.GET.get('page') try: posts = paginator.page(page)
except PageNotAnInteger: posts = paginator.page(1) except
EmptyPage: posts = paginator.page(paginator.num_pages) return
render( request, 'blog/post_list.html', {'object_list': posts} )
15. class PostList(generic.ListView): model = Post paginate_by = 25
16. @login_required def category(request, pk): cat =
get_object_or_404(Category, pk=pk) post_list =
Post.objects.filter(category=cat) return render(request,
'blog/category.html', { 'category': cat, 'post_list' : post_list })
17. class CategoryListView(generic.ListView): template_name =
'blog/category.html' def get_queryset(self): self.cat =
get_object_or_404(Category, pk=self.kwargs['pk']) return
Post.objects.filter(category=self.cat)
@method_decorator(login_required) def dispatch(self, *args,
**kwargs): return super(CategoryListView, self).dispatch(*args,
**kwargs) def get_context_data(self, **kwargs): context =
super(CategoryListView, self).get_context_data(**kwargs)
context['category'] = self.cat return context 18. from
django.conf.urls import patterns, include, url # Uncomment the next
two lines to enable the admin: from django.contrib import admin
admin.autodiscover() urlpatterns = patterns('', # Uncomment the
next line to enable the admin: url(r'^admin/',
include(admin.site.urls)), ) 19. from blog.models import Category,
Post from django.contrib import adminclass
PostAdmin(admin.ModelAdmin): date_hierarchy = 'creation_date'
list_display = ('title', 'category') list_filter = ('category',)
search_fields = ('title',)admin.site.register(Category)
admin.site.register(Post, PostAdmin) 20. 21. 22. 23. 24. 25. 26.
27. 28. 29. 30.
