Python calendar 問題.

[foonpcf]

我參考了以下網站做了行事曆,但是沒有下一個月及上一個月功能，請問怎樣增加這個功能呢？

< http://journal.uggedal.com/creating-a-flexible-monthly-calendar-in-django>;

[MasterYoda]

公司电脑没翻墙。 你给的链接上不去啊。
胡乱猜测下你的意思啊:
下一个月上一个月是不是url最后参数不同。这样和分页一样吧。

[foonpcf]

@MasterYoda 試許我貼一貼整段代碼

from __future__ import with_statement
from cms.plugin_base import CMSPluginBase
from cms.plugin_pool import plugin_pool
from models import Event
from django.utils.translation import ugettext as _
from django.utils.safestring import mark_safe
from django.core.urlresolvers import reverse

from calendar import HTMLCalendar, TimeEncoding, month_name, day_abbr

from django.utils.dates import MONTHS
from django.utils.dates import WEEKDAYS_ABBR

from datetime import date
from itertools import groupby

from django.utils.html import conditional_escape as esc

import locale

class EventCalendar(HTMLCalendar):
"""http://journal.uggedal.com/creating-a-flexible-monthly-calendar-in-django"""
def __init__(self, events):
super(EventCalendar, self).__init__()
self.events = self.group_by_day(events)

def formatday(self, day, weekday):
if day != 0:
cssclass = self.cssclasses[weekday]
if date.today() == date(self.year, self.month, day):
cssclass += ' today'
body = '<a class="tipsy" href="#" title="%s">%d</a>' % (_('Today'), day)
if day in self.events:
d = reverse('events_day', args=[self.year, self.month, day])
body = '<a class="tipsy" href="%s" title="%s">%d</a>' % (d, _("Events found"), day)
return self.day_cell(cssclass, body)

if day in self.events:
cssclass += ' filled'
title = ['<ul class=event>']
for event in self.events[day]:
title.append('<li><b>%s</b></li>' % esc(event.name))
title.append('</ul>')
d = reverse('events_day', args=(self.year, self.month, day))
body = '<a class="tipsy" href="%s" title="%s">%d</a>' % (d, _("Events found"), day)
return self.day_cell(cssclass, body)
return self.day_cell(cssclass, day)
return self.day_cell('noday', '&nbsp;')

def formatweekday(self, day):
return '<th class="%s">%s</th>' % (self.cssclasses[day], WEEKDAYS_ABBR[day].title())

def formatmonthname(self, theyear, themonth, withyear=True):
if withyear:
s = '%s %s' % (MONTHS[themonth].title(), theyear)
else:
s = '%s' % MONTHS[themonth].title()
return '<tr><th colspan="7" class="month">%s</th></tr>' % s

def formatmonth(self, year, month):
self.year, self.month = year, month
return super(EventCalendar, self).formatmonth(year, month)

def group_by_day(self, events):
field = lambda event: event.start.day
return dict(
[(day, list(items)) for day, items in groupby(events, field)]
)

def day_cell(self, cssclass, body):
return '<td class="%s">%s</td>' % (cssclass, body)


class CMSCalendarEventsPlugin(CMSPluginBase):

name = _("Calendar Events")
render_template = "simple_events/events_calendar.html"

def render(self, context, instance, placeholder):
today = date.today()
year = today.year
month = today.month

request = context['request']
if request.GET:
month = int(request.GET.get('month') or month)
year = int(request.GET.get('year') or year)
first_day = date(year,month,1)
if month == 12:
last_day = date(year+1,1,1)
else:
last_day = date(year,month+1,1)
events = Event.objects.filter(start__gte=first_day).filter(start__lt=last_day)
cal = EventCalendar(events).formatmonth(year, month)
context.update({'instance':instance,
'events': events,
'calendar': mark_safe(cal),
'placeholder':placeholder})
return context

plugin_pool.register_plugin(CMSCalendarEventsPlugin)