from philo.models import Tag, Titled, Entity, MultiView, Page, register_value_model
from philo.exceptions import ViewCanNotProvideSubpath
from django.conf.urls.defaults import url, patterns
+from django.core.paginator import EmptyPage
from django.core.urlresolvers import reverse
from django.http import Http404, HttpResponse
from datetime import datetime
return base_patterns + entry_patterns
def index_view(self, request, node=None, extra_context=None):
- entries = self.blog.entries.all()
- if self.entries_per_page:
- paginated_page = paginate(request, entries, self.entries_per_page)
- entries = paginated_page.object_list
- else:
- paginated_page = None
+ pagination = paginate(self.blog.entries.all(), self.entries_per_page, request.GET.get('page', 1))
context = {}
context.update(extra_context or {})
- context.update({'blog': self.blog, 'entries': entries, 'paginated_page': paginated_page})
+ context.update({'blog': self.blog, 'pagination': pagination})
return self.index_page.render_to_response(node, request, extra_context=context)
def entry_view(self, request, slug, year=None, month=None, day=None, node=None, extra_context=None):
entries = entries.filter(date__month=month)
if day:
entries = entries.filter(date__day=day)
- if self.entries_per_page:
- paginated_page = paginate(request, entries, self.entries_per_page)
- entries = paginated_page.object_list
- else:
- paginated_page = None
+
+ pagination = paginate(entries, self.entries_per_page, request.GET.get('page', 1))
context = {}
context.update(extra_context or {})
- context.update({'blog': self.blog, 'year': year, 'month': month, 'day': day, 'entries': entries, 'paginated_page': paginated_page})
+ context.update({'blog': self.blog, 'year': year, 'month': month, 'day': day, 'pagination': pagination})
return self.entry_archive_page.render_to_response(node, request, extra_context=context)
def tag_view(self, request, tag_slugs, node=None, extra_context=None):
if entries.count() <= 0:
raise Http404
- if self.entries_per_page:
- paginated_page = paginate(request, entries, self.entries_per_page)
- entries = paginated_page.object_list
- else:
- paginated_page = None
+ pagination = paginate(entries, self.entries_per_page, request.GET.get('page', 1))
context = {}
context.update(extra_context or {})
- context.update({'blog': self.blog, 'tags': tags, 'entries': entries, 'paginated_page': paginated_page})
+ context.update({'blog': self.blog, 'tags': tags, 'pagination': pagination})
return self.tag_page.render_to_response(node, request, extra_context=context)
def tag_archive_view(self, request, node=None, extra_context=None):
-from django.core.paginator import Paginator, InvalidPage, EmptyPage
+from django.core.paginator import Paginator, EmptyPage
-def paginate(request, entries, entries_per_page):
- paginator = Paginator(entries, entries_per_page)
+class PaginationProxy(object):
+ def __init__(self, paginator=None, page=None, objects=None):
+ self.paginator = paginator
+ self.page = page
+ self.objects = objects
+
+ @property
+ def page_range(self):
+ if not self.paginator:
+ return None
+
+ return self.paginator.page_range
+
+ @property
+ def num_pages(self):
+ if not self.paginator:
+ return None
+
+ return self.paginator.num_pages
+
+ @property
+ def page_number(self):
+ if not self.page:
+ return None
+
+ return self.page.number
+
+ # Why doesn't this work?
+ #def __bool__(self):
+ # return bool(self.paginator)
+
+
+def paginate(objects, per_page=None, page_number=1):
+ """
+ Given a list of objects, return a (page, obj_list) tuple.
+ """
try:
- page_number = int(request.GET.get('page', '1'))
- entries = paginator.page(page_number).object_list
- page = paginator.page(page_number)
- except ValueError:
+ per_page = int(per_page)
+ except (TypeError, ValueError):
+ # Then either it wasn't set or it was set to an invalid value
+ return PaginationProxy(objects=objects)
+
+ # There also shouldn't be pagination if the list is too short. Try count()
+ # first - good chance it's a queryset, where count is more efficient.
+ try:
+ if objects.count() <= per_page:
+ return PaginationProxy(objects=objects)
+ except AttributeError:
+ if len(objects) <= per_page:
+ return PaginationProxy(objects=objects)
+
+ paginator = Paginator(objects, per_page)
+ try:
+ page_number = int(page_number)
+ except:
page_number = 1
- entries = paginator.page(page_number).object_list
- page = paginator.page(page_number)
+
try:
- entries = paginator.page(page_number).object_list
- page = paginator.page(page_number)
- except (EmptyPage, InvalidPage):
- entries = paginator.page(paginator.num_pages).object_list
page = paginator.page(page_number)
- return page
\ No newline at end of file
+ except EmptyPage:
+ page = None
+
+ return PaginationProxy(paginator, page, objects)
\ No newline at end of file