88 lines
4.3 KiB
Python
88 lines
4.3 KiB
Python
from django import http
|
|
from django.db import models
|
|
from django.contrib.databrowse.datastructures import EasyModel
|
|
from django.contrib.databrowse.sites import DatabrowsePlugin
|
|
from django.shortcuts import render_to_response
|
|
from django.utils.text import capfirst
|
|
from django.utils.translation import get_date_formats
|
|
from django.utils.encoding import force_unicode
|
|
from django.utils.safestring import mark_safe
|
|
from django.views.generic import date_based
|
|
import datetime
|
|
import time
|
|
|
|
class CalendarPlugin(DatabrowsePlugin):
|
|
def __init__(self, field_names=None):
|
|
self.field_names = field_names
|
|
|
|
def field_dict(self, model):
|
|
"""
|
|
Helper function that returns a dictionary of all DateFields or
|
|
DateTimeFields in the given model. If self.field_names is set, it takes
|
|
take that into account when building the dictionary.
|
|
"""
|
|
if self.field_names is None:
|
|
return dict([(f.name, f) for f in model._meta.fields if isinstance(f, models.DateField)])
|
|
else:
|
|
return dict([(f.name, f) for f in model._meta.fields if isinstance(f, models.DateField) and f.name in self.field_names])
|
|
|
|
def model_index_html(self, request, model, site):
|
|
fields = self.field_dict(model)
|
|
if not fields:
|
|
return u''
|
|
return mark_safe(u'<p class="filter"><strong>View calendar by:</strong> %s</p>' % \
|
|
u', '.join(['<a href="calendars/%s/">%s</a>' % (f.name, force_unicode(capfirst(f.verbose_name))) for f in fields.values()]))
|
|
|
|
def urls(self, plugin_name, easy_instance_field):
|
|
if isinstance(easy_instance_field.field, models.DateField):
|
|
return [mark_safe(u'%s%s/%s/%s/%s/%s/' % (
|
|
easy_instance_field.model.url(),
|
|
plugin_name, easy_instance_field.field.name,
|
|
easy_instance_field.raw_value.year,
|
|
easy_instance_field.raw_value.strftime('%b').lower(),
|
|
easy_instance_field.raw_value.day))]
|
|
|
|
def model_view(self, request, model_databrowse, url):
|
|
self.model, self.site = model_databrowse.model, model_databrowse.site
|
|
self.fields = self.field_dict(self.model)
|
|
|
|
# If the model has no DateFields, there's no point in going further.
|
|
if not self.fields:
|
|
raise http.Http404('The requested model has no calendars.')
|
|
|
|
if url is None:
|
|
return self.homepage_view(request)
|
|
url_bits = url.split('/')
|
|
if self.fields.has_key(url_bits[0]):
|
|
return self.calendar_view(request, self.fields[url_bits[0]], *url_bits[1:])
|
|
|
|
raise http.Http404('The requested page does not exist.')
|
|
|
|
def homepage_view(self, request):
|
|
easy_model = EasyModel(self.site, self.model)
|
|
field_list = self.fields.values()
|
|
field_list.sort(lambda x, y: cmp(x.verbose_name, y.verbose_name))
|
|
return render_to_response('databrowse/calendar_homepage.html', {'root_url': self.site.root_url, 'model': easy_model, 'field_list': field_list})
|
|
|
|
def calendar_view(self, request, field, year=None, month=None, day=None):
|
|
easy_model = EasyModel(self.site, self.model)
|
|
queryset = easy_model.get_query_set()
|
|
extra_context = {'root_url': self.site.root_url, 'model': easy_model, 'field': field}
|
|
if day is not None:
|
|
return date_based.archive_day(request, year, month, day, queryset, field.name,
|
|
template_name='databrowse/calendar_day.html', allow_empty=False, allow_future=True,
|
|
extra_context=extra_context)
|
|
elif month is not None:
|
|
return date_based.archive_month(request, year, month, queryset, field.name,
|
|
template_name='databrowse/calendar_month.html', allow_empty=False, allow_future=True,
|
|
extra_context=extra_context)
|
|
elif year is not None:
|
|
return date_based.archive_year(request, year, queryset, field.name,
|
|
template_name='databrowse/calendar_year.html', allow_empty=False, allow_future=True,
|
|
extra_context=extra_context)
|
|
else:
|
|
return date_based.archive_index(request, queryset, field.name,
|
|
template_name='databrowse/calendar_main.html', allow_empty=True, allow_future=True,
|
|
extra_context=extra_context)
|
|
assert False, ('%s, %s, %s, %s' % (field, year, month, day))
|