admin.py 7.02 KB
Newer Older
Thom Wiggers's avatar
Thom Wiggers committed
1
2
# -*- coding: utf-8 -*-
from django.contrib import admin
3
from django.db.models import Q
Thom Wiggers's avatar
Thom Wiggers committed
4
from django.http import HttpResponseRedirect
5
from django.urls import reverse
Thom Wiggers's avatar
Thom Wiggers committed
6
7
from django.utils import timezone
from django.utils.html import format_html
8
from django.utils.http import is_safe_url
Thom Wiggers's avatar
Thom Wiggers committed
9
from django.utils.translation import ugettext_lazy as _
10
from django.template.defaultfilters import date as _date
11

Thom Wiggers's avatar
Thom Wiggers committed
12
from members.models import Member
13
from utils.translation import TranslatedModelAdmin
14
from . import forms, models
Thom Wiggers's avatar
Thom Wiggers committed
15

Sébastiaan Versteeg's avatar
Sébastiaan Versteeg committed
16

Thom Wiggers's avatar
Thom Wiggers committed
17
18
19
20
21
22
23
def _do_next(request, response):
    if 'next' in request.GET and is_safe_url(request.GET['next']):
        return HttpResponseRedirect(request.GET['next'])
    else:
        return response


24
class DoNextModelAdmin(TranslatedModelAdmin):
Thom Wiggers's avatar
Thom Wiggers committed
25
26
27
28
29
30
31
32
33
34
35

    def response_add(self, request, obj):
        res = super().response_add(request, obj)
        return _do_next(request, res)

    def response_change(self, request, obj):
        res = super().response_change(request, obj)
        return _do_next(request, res)


class RegistrationInformationFieldInline(admin.StackedInline):
36
    form = forms.RegistrationInformationFieldForm
Thom Wiggers's avatar
Thom Wiggers committed
37
38
39
40
41
42
    extra = 0
    model = models.RegistrationInformationField
    ordering = ('_order',)

    radio_fields = {'type': admin.VERTICAL}

43
44
45
46
47
48
49
    def get_formset(self, request, obj=None, **kwargs):
        formset = super().get_formset(request, obj, **kwargs)
        if obj is not None:
            count = obj.registrationinformationfield_set.count()
            formset.form.declared_fields['order'].initial = count
        return formset

Thom Wiggers's avatar
Thom Wiggers committed
50
51
52
53

@admin.register(models.Event)
class EventAdmin(DoNextModelAdmin):
    inlines = (RegistrationInformationFieldInline,)
54
55
    fields = ('title', 'description', 'start', 'end', 'organiser',
              'registration_start', 'registration_end', 'cancel_deadline',
56
              'location', 'map_location', 'price', 'fine',
57
              'max_participants', 'no_registration_message', 'published')
58
    list_display = ('overview_link', 'event_date', 'registration_date',
Thom Wiggers's avatar
Thom Wiggers committed
59
60
61
62
63
64
65
66
67
68
69
70
71
72
                    'num_participants', 'organiser', 'published', 'edit_link')
    list_display_links = ('edit_link',)
    list_filter = ('start', 'published')
    actions = ('make_published', 'make_unpublished')
    date_hierarchy = 'start'
    search_fields = ('title', 'description')
    prepopulated_fields = {'map_location': ('location',)}

    def overview_link(self, obj):
        return format_html('<a href="{link}">{title}</a>',
                           link=reverse('events:admin-details',
                                        kwargs={'event_id': obj.pk}),
                           title=obj.title)

73
74
    def has_change_permission(self, request, event=None):
        try:
Thom Wiggers's avatar
Thom Wiggers committed
75
            if (not request.user.is_superuser and event is not None and
76
                    not request.user.has_perm('events.override_organiser')):
77
78
                committees = request.user.member.get_committees().filter(
                    Q(pk=event.organiser.pk)).count()
Thom Wiggers's avatar
Thom Wiggers committed
79
80
                if committees == 0:
                    return False
81
82
83
84
        except Member.DoesNotExist:
            pass
        return super().has_change_permission(request, event)

85
86
87
88
89
90
91
92
    def event_date(self, obj):
        event_date = obj.start
        return _date(event_date, "l d b Y, G:i")
    event_date.short_description = _('Event Date')

    def registration_date(self, obj):
        start_date = obj.registration_start
        return _date(start_date, "l d b Y, G:i")
Milan van Stiphout's avatar
Milan van Stiphout committed
93
    registration_date.short_description = _('Registration Start')
94

Thom Wiggers's avatar
Thom Wiggers committed
95
96
97
98
99
100
101
    def edit_link(self, obj):
        return _('Edit')
    edit_link.short_description = ''

    def num_participants(self, obj):
        """Pretty-print the number of participants"""
        num = (obj.registration_set
Joren Vrancken's avatar
Joren Vrancken committed
102
               .exclude(date_cancelled__lt=timezone.now()).count())
Thom Wiggers's avatar
Thom Wiggers committed
103
104
105
106
107
108
        if not obj.max_participants:
            return '{}/∞'.format(num)
        return '{}/{}'.format(num, obj.max_participants)
    num_participants.short_description = _('Number of participants')

    def make_published(self, request, queryset):
109
        self._change_published(request, queryset, True)
Thom Wiggers's avatar
Thom Wiggers committed
110
111
112
    make_published.short_description = _('Publish selected events')

    def make_unpublished(self, request, queryset):
113
        self._change_published(request, queryset, False)
Thom Wiggers's avatar
Thom Wiggers committed
114
115
    make_unpublished.short_description = _('Unpublish selected events')

116
117
118
119
120
121
122
123
124
125
    @staticmethod
    def _change_published(request, queryset, published):
        try:
            if not request.user.is_superuser:
                queryset = queryset.filter(
                    organiser__in=request.user.member.get_committees())
            queryset.update(published=published)
        except Member.DoesNotExist:
            pass

Thom Wiggers's avatar
Thom Wiggers committed
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
    def save_formset(self, request, form, formset, change):
        """Save formsets with their order"""
        formset.save()

        form.instance.set_registrationinformationfield_order([
            f.instance.pk
            for f in sorted(formset.forms,
                            key=lambda x: (x.cleaned_data['order'],
                                           x.instance.pk))
        ])
        form.instance.save()

    def formfield_for_dbfield(self, db_field, request, **kwargs):
        field = super().formfield_for_dbfield(db_field, request, **kwargs)
        if db_field.name == 'organiser':
            # Disable add/change/delete buttons
            field.widget.can_add_related = False
            field.widget.can_change_related = False
            field.widget.can_delete_related = False
        return field

    def formfield_for_foreignkey(self, db_field, request, **kwargs):
        if db_field.name == 'organiser':
            # Use custom queryset for organiser field
150
            # Only get the current active committees the user is a member of
Thom Wiggers's avatar
Thom Wiggers committed
151
152
            try:
                if not request.user.is_superuser:
153
                    kwargs['queryset'] = request.user.member.get_committees()
154

Thom Wiggers's avatar
Thom Wiggers committed
155
156
157
158
            except Member.DoesNotExist:
                pass
        return super().formfield_for_foreignkey(db_field, request, **kwargs)

159
160
161
162
163
    def get_actions(self, request):
        actions = super(EventAdmin, self).get_actions(request)
        del actions['delete_selected']
        return actions

Thom Wiggers's avatar
Thom Wiggers committed
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184

@admin.register(models.Registration)
class RegistrationAdmin(DoNextModelAdmin):
    """Custom admin for registrations"""

    def formfield_for_dbfield(self, db_field, request, **kwargs):
        field = super().formfield_for_dbfield(db_field, request, **kwargs)
        if db_field.name in ('event', 'member'):
            # Disable add/change/delete buttons
            field.widget.can_add_related = False
            field.widget.can_change_related = False
            field.widget.can_delete_related = False
        return field

    def formfield_for_foreignkey(self, db_field, request, **kwargs):
        if db_field.name == 'event':
            # allow to restrict event
            if request.GET.get('event_pk'):
                kwargs['queryset'] = models.Event.objects.filter(
                    pk=int(request.GET['event_pk']))
        return super().formfield_for_foreignkey(db_field, request, **kwargs)