Mercurial > public > sg101
view gcalendar/forms.py @ 661:15dbe0ccda95
Prevent exceptions when viewing downloads in the admin when the file
doesn't exist on the filesystem. This is usually seen in development
but can also happen in production if the file is missing.
author | Brian Neal <bgneal@gmail.com> |
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date | Tue, 14 May 2013 21:02:47 -0500 |
parents | ee87ea74d46b |
children | 21c592cac71c |
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""" Forms for the gcalendar application. """ import datetime import pytz from django import forms from django.conf import settings from gcalendar.models import Event TIME_CHOICES = ( ('00:00', '12:00 am (00:00)'), ('00:30', '12:30 am (00:30)'), ('01:00', '1:00 am (01:00)'), ('01:30', '1:30 am (01:30)'), ('02:00', '2:00 am (02:00)'), ('02:30', '2:30 am (02:30)'), ('03:00', '3:00 am (03:00)'), ('03:30', '3:30 am (03:30)'), ('04:00', '4:00 am (04:00)'), ('04:30', '4:30 am (04:30)'), ('05:00', '5:00 am (05:00)'), ('05:30', '5:30 am (05:30)'), ('06:00', '6:00 am (06:00)'), ('06:30', '6:30 am (06:30)'), ('07:00', '7:00 am (07:00)'), ('07:30', '7:30 am (07:30)'), ('08:00', '8:00 am (08:00)'), ('08:30', '8:30 am (08:30)'), ('09:00', '9:00 am (09:00)'), ('09:30', '9:30 am (09:30)'), ('10:00', '10:00 am (10:00)'), ('10:30', '10:30 am (10:30)'), ('11:00', '11:00 am (11:00)'), ('11:30', '11:30 am (11:30)'), ('12:00', '12:00 am (12:00)'), ('12:30', '12:30 am (12:30)'), ('13:00', '1:00 pm (13:00)'), ('13:30', '1:30 pm (13:30)'), ('14:00', '2:00 pm (14:00)'), ('14:30', '2:30 pm (14:30)'), ('15:00', '3:00 pm (15:00)'), ('15:30', '3:30 pm (15:30)'), ('16:00', '4:00 pm (16:00)'), ('16:30', '4:30 pm (16:30)'), ('17:00', '5:00 pm (17:00)'), ('17:30', '5:30 pm (17:30)'), ('18:00', '6:00 pm (18:00)'), ('18:30', '6:30 pm (18:30)'), ('19:00', '7:00 pm (19:00)'), ('19:30', '7:30 pm (19:30)'), ('20:00', '8:00 pm (20:00)'), ('20:30', '8:30 pm (20:30)'), ('21:00', '9:00 pm (21:00)'), ('21:30', '9:30 pm (21:30)'), ('22:00', '10:00 pm (22:00)'), ('22:30', '10:30 pm (22:30)'), ('23:00', '11:00 pm (23:00)'), ('23:30', '11:30 pm (23:30)'), ) class EventEntryForm(forms.ModelForm): what = forms.CharField(widget=forms.TextInput(attrs={'size': 60})) start_date = forms.DateField(widget=forms.TextInput(attrs={'size': 10})) start_time = forms.TimeField(required=False, widget=forms.Select(choices=TIME_CHOICES)) end_date = forms.DateField(widget=forms.TextInput(attrs={'size': 10})) end_time = forms.TimeField(required=False, widget=forms.Select(choices=TIME_CHOICES)) time_zone = forms.CharField(required=False, widget=forms.HiddenInput()) where = forms.CharField(required=False, widget=forms.TextInput(attrs={'size': 60})) description = forms.CharField(required=False, widget=forms.Textarea(attrs={'class': 'markItUp smileyTarget'})) DATE_FORMAT = '%m/%d/%Y' # must match the jQuery UI datepicker config TIME_FORMAT = '%H:%M' DEFAULT_START_TIME = '19:00' DEFAULT_END_TIME = '20:00' class Meta: model = Event fields = ('what', 'start_date', 'start_time', 'end_date', 'end_time', 'all_day', 'time_zone', 'where', 'description', 'create_forum_thread') class Media: css = { 'all': (settings.GPP_THIRD_PARTY_CSS['markitup'] + settings.GPP_THIRD_PARTY_CSS['jquery-ui'] + ['css/gcalendar.css']) } js = (settings.GPP_THIRD_PARTY_JS['markitup'] + settings.GPP_THIRD_PARTY_JS['jquery-ui'] + ['js/timezone.js', 'js/gcalendar.js']) def __init__(self, *args, **kwargs): initial = kwargs.get('initial', {}) instance = kwargs.get('instance', None) if len(args) == 0: # no POST arguments if instance is None: init_day = datetime.date.today().strftime(self.DATE_FORMAT) if 'start_date' not in initial: initial['start_date'] = init_day if 'end_date' not in initial: initial['end_date'] = init_day if 'start_time' not in initial: initial['start_time'] = self.DEFAULT_START_TIME if 'end_time' not in initial: initial['end_time'] = self.DEFAULT_END_TIME else: initial['start_date'] = instance.start_date.strftime(self.DATE_FORMAT) initial['end_date'] = instance.end_date.strftime(self.DATE_FORMAT) if instance.all_day: initial['start_time'] = self.DEFAULT_START_TIME initial['end_time'] = self.DEFAULT_END_TIME else: if 'start_time' not in initial: initial['start_time'] = instance.start_time.strftime(self.TIME_FORMAT) if 'end_time' not in initial: initial['end_time'] = instance.end_time.strftime(self.TIME_FORMAT) kwargs['initial'] = initial super(EventEntryForm, self).__init__(*args, **kwargs) # We don't want the user to create a forum thread on an existing event if instance is not None: del self.fields['create_forum_thread'] def clean(self): start_date = self.cleaned_data.get('start_date') start_time = self.cleaned_data.get('start_time') all_day = self.cleaned_data.get('all_day') end_date = self.cleaned_data.get('end_date') end_time = self.cleaned_data.get('end_time') if start_date and start_time and (all_day or (end_date and end_time)): if all_day: start = start_date end = end_date else: start = datetime.datetime.combine(start_date, start_time) end = datetime.datetime.combine(end_date, end_time) if start > end: raise forms.ValidationError("The start date of the event " "is after the ending time!") return self.cleaned_data def clean_time_zone(self): tz = self.cleaned_data['time_zone'] try: pytz.timezone(tz) except pytz.UnknownTimeZoneError: raise forms.ValidationError("Invalid timezone.") return tz