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Diffstat (limited to 'objectapp/templatetags/zcalendar.py')
| -rw-r--r-- | objectapp/templatetags/zcalendar.py | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/objectapp/templatetags/zcalendar.py b/objectapp/templatetags/zcalendar.py new file mode 100644 index 0000000..24c087b --- /dev/null +++ b/objectapp/templatetags/zcalendar.py @@ -0,0 +1,109 @@ +# Copyright (c) 2011, 2012 Free Software Foundation + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as +# published by the Free Software Foundation, either version 3 of the +# License, or (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Affero General Public License for more details. + +# You should have received a copy of the GNU Affero General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + + +# This project incorporates work covered by the following copyright and permission notice: + +# Copyright (c) 2009, Julien Fache +# All rights reserved. + +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: + +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# * Neither the name of the author nor the names of other +# contributors may be used to endorse or promote products derived +# from this software without specific prior written permission. + +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR +# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, +# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED +# OF THE POSSIBILITY OF SUCH DAMAGE. +"""Calendar module for Objectapp templatetags""" +from datetime import date +from calendar import HTMLCalendar + +from django.utils.dates import MONTHS +from django.utils.dates import WEEKDAYS_ABBR +from django.utils.formats import get_format +from django.core.urlresolvers import reverse + +from objectapp.models import Gbobject + +AMERICAN_TO_EUROPEAN_WEEK_DAYS = [6, 0, 1, 2, 3, 4, 5] + + +class ObjectappCalendar(HTMLCalendar): + """Override of HTMLCalendar""" + + def __init__(self): + """Retrieve and convert the localized first week day + at initialization""" + HTMLCalendar.__init__(self, AMERICAN_TO_EUROPEAN_WEEK_DAYS[ + get_format('FIRST_DAY_OF_WEEK')]) + + def formatday(self, day, weekday): + """Return a day as a table cell with a link + if gbobjects are published this day""" + if day and day in self.day_gbobjects: + day_date = date(self.current_year, self.current_month, day) + archive_day_url = reverse('objectapp_gbobject_archive_day', + args=[day_date.strftime('%Y'), + day_date.strftime('%m'), + day_date.strftime('%d')]) + return '<td class="%s gbobject"><a href="%s" '\ + 'rel="archives">%d</a></td>' % ( + self.cssclasses[weekday], archive_day_url, day) + + return super(ObjectappCalendar, self).formatday(day, weekday) + + def formatmonth(self, theyear, themonth, withyear=True): + """Return a formatted month as a table with + new attributes computed for formatting a day""" + self.current_year = theyear + self.current_month = themonth + self.day_gbobjects = [gbobjects.creation_date.day for gbobjects in + Gbobject.published.filter( + creation_date__year=theyear, + creation_date__month=themonth)] + + return super(ObjectappCalendar, self).formatmonth( + theyear, themonth, withyear) + + def formatweekday(self, day): + """Return a weekday name translated + as a table header.""" + return '<th class="%s">%s</th>' % (self.cssclasses[day], + WEEKDAYS_ABBR[day].title()) + + def formatmonthname(self, theyear, themonth, withyear=True): + """Return a month name translated + as a table row.""" + monthname = '%s %s' % (MONTHS[themonth].title(), theyear) + return '<tr><th colspan="7" class="month">%s</th></tr>' % monthname |