369 lines
16 KiB
Python
369 lines
16 KiB
Python
import copy
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import re
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from urllib.parse import parse_qsl
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from django import forms
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from django.conf.urls import url
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from django.contrib import admin, messages
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from django.contrib.admin.utils import unquote
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from django.contrib.auth import admin as auth
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from django.http import HttpResponseRedirect
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from django.templatetags.static import static
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from django.utils.safestring import mark_safe
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from django.utils.translation import ugettext_lazy as _
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from orchestra.admin import ExtendedModelAdmin, ChangePasswordAdminMixin
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from orchestra.admin.actions import SendEmail
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from orchestra.admin.utils import wrap_admin_view, admin_link, set_url_query, change_url
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from orchestra.core import services, accounts
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from orchestra.forms import UserChangeForm
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from .actions import list_contacts, service_report, delete_related_services, disable_selected
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from .filters import HasMainUserListFilter
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from .forms import AccountCreationForm
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from .models import Account
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class AccountAdmin(ChangePasswordAdminMixin, auth.UserAdmin, ExtendedModelAdmin):
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list_display = ('username', 'full_name', 'type', 'is_active')
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list_filter = (
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'type', 'is_active', HasMainUserListFilter
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)
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add_fieldsets = (
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(_("User"), {
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'fields': ('username', 'password1', 'password2',),
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}),
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(_("Personal info"), {
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'fields': ('short_name', 'full_name', 'email', ('type', 'language'), 'comments'),
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}),
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(_("Permissions"), {
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'fields': ('is_superuser',)
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}),
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)
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fieldsets = (
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(_("User"), {
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'fields': ('username', 'password', 'main_systemuser_link')
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}),
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(_("Personal info"), {
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'fields': ('short_name', 'full_name', 'email', ('type', 'language'), 'comments'),
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}),
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(_("Permissions"), {
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'fields': ('is_superuser', 'is_active')
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}),
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(_("Important dates"), {
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'classes': ('collapse',),
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'fields': ('last_login', 'date_joined')
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}),
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)
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search_fields = ('username', 'short_name', 'full_name')
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add_form = AccountCreationForm
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form = UserChangeForm
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filter_horizontal = ()
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change_readonly_fields = ('username', 'main_systemuser_link', 'is_active')
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change_form_template = 'admin/accounts/account/change_form.html'
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actions = (
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disable_selected, delete_related_services, list_contacts, service_report, SendEmail()
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)
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change_view_actions = (disable_selected, service_report)
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ordering = ()
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main_systemuser_link = admin_link('main_systemuser')
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Make value input widget bigger """
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if db_field.name == 'comments':
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kwargs['widget'] = forms.Textarea(attrs={'cols': 70, 'rows': 4})
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return super(AccountAdmin, self).formfield_for_dbfield(db_field, **kwargs)
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def change_view(self, request, object_id, form_url='', extra_context=None):
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if request.method == 'GET':
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account = self.get_object(request, unquote(object_id))
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if not account.is_active:
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messages.warning(request, 'This account is disabled.')
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context = {
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'services': sorted(
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[model._meta for model in services.get() if model is not Account],
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key=lambda i: i.verbose_name_plural.lower()
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),
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'accounts': sorted(
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[model._meta for model in accounts.get() if model is not Account],
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key=lambda i: i.verbose_name_plural.lower()
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)
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}
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context.update(extra_context or {})
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return super(AccountAdmin, self).change_view(request, object_id,
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form_url=form_url, extra_context=context)
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def get_fieldsets(self, request, obj=None):
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fieldsets = super(AccountAdmin, self).get_fieldsets(request, obj)
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if not obj:
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fields = AccountCreationForm.create_related_fields
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if fields:
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fieldsets = copy.deepcopy(fieldsets)
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fieldsets = list(fieldsets)
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fieldsets.insert(1, (_("Related services"), {'fields': fields}))
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return fieldsets
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def save_model(self, request, obj, form, change):
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if not change:
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form.save_model(obj)
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form.save_related(obj)
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else:
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super(AccountAdmin, self).save_model(request, obj, form, change)
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def get_actions(self, request):
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actions = super(AccountAdmin, self).get_actions(request)
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if 'delete_selected' in actions:
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del actions['delete_selected']
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return actions
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admin.site.register(Account, AccountAdmin)
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class AccountListAdmin(AccountAdmin):
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""" Account list to allow account selection when creating new services """
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list_display = ('select_account', 'username', 'type', 'username')
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actions = None
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def select_account(self, instance):
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# TODO get query string from request.META['QUERY_STRING'] to preserve filters
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context = {
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'url': '../?account=' + str(instance.pk),
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'name': instance.username,
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'plus': '<strong style="color:green; font-size:12px">+</strong>',
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}
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return _('<a href="%(url)s">%(plus)s Add to %(name)s</a>') % context
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select_account.short_description = _("account")
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select_account.allow_tags = True
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select_account.admin_order_field = 'username'
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def changelist_view(self, request, extra_context=None):
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original_app_label = request.META['PATH_INFO'].split('/')[-5]
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original_model = request.META['PATH_INFO'].split('/')[-4]
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context = {
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'title': _("Select account for adding a new %s") % (original_model),
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'original_app_label': original_app_label,
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'original_model': original_model,
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}
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context.update(extra_context or {})
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response = super(AccountListAdmin, self).changelist_view(request, extra_context=context)
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if hasattr(response, 'context_data'):
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# user has submitted a change list change, we redirect directly to the add view
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# if there is only one result
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queryset = response.context_data['cl'].queryset
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if len(queryset) == 1:
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return HttpResponseRedirect('../?account=%i' % queryset[0].pk)
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return response
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class AccountAdminMixin(object):
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""" Provide basic account support to ModelAdmin and AdminInline classes """
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readonly_fields = ('account_link',)
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filter_by_account_fields = []
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change_list_template = 'admin/accounts/account/change_list.html'
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change_form_template = 'admin/accounts/account/change_form.html'
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account = None
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list_select_related = ('account',)
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def display_active(self, instance):
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if not instance.is_active:
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return '<img src="%s" alt="False">' % static('admin/img/icon-no.gif')
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elif not instance.account.is_active:
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msg = _("Account disabled")
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return '<img src="%s" alt="False" title="%s">' % (static('admin/img/icon-unknown.gif'), msg)
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return '<img src="%s" alt="False">' % static('admin/img/icon-yes.gif')
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display_active.short_description = _("active")
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display_active.allow_tags = True
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display_active.admin_order_field = 'is_active'
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def account_link(self, instance):
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account = instance.account if instance.pk else self.account
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url = change_url(account)
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return '<a href="%s">%s</a>' % (url, account)
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account_link.short_description = _("account")
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account_link.allow_tags = True
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account_link.admin_order_field = 'account__username'
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def get_form(self, request, obj=None, **kwargs):
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""" Warns user when object's account is disabled """
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form = super(AccountAdminMixin, self).get_form(request, obj, **kwargs)
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try:
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field = form.base_fields['is_active']
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except KeyError:
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pass
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else:
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help_text = (
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"Designates whether this account should be treated as active. "
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"Unselect this instead of deleting accounts."
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)
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if obj and not obj.account.is_active:
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help_text += "<br><b style='color:red;'>This user's account is dissabled</b>"
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field.help_text = _(help_text)
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# Not available in POST
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form.initial_account = self.get_changeform_initial_data(request).get('account')
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return form
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def get_fields(self, request, obj=None):
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""" remove account or account_link depending on the case """
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fields = super(AccountAdminMixin, self).get_fields(request, obj)
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fields = list(fields)
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if obj is not None or getattr(self, 'account_id', None):
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try:
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fields.remove('account')
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except ValueError:
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pass
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else:
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try:
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fields.remove('account_link')
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except ValueError:
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pass
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return fields
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def get_readonly_fields(self, request, obj=None):
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""" provide account for filter_by_account_fields """
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if obj:
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self.account = obj.account
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return super(AccountAdminMixin, self).get_readonly_fields(request, obj)
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def formfield_for_dbfield(self, db_field, **kwargs):
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""" Filter by account """
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formfield = super(AccountAdminMixin, self).formfield_for_dbfield(db_field, **kwargs)
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if db_field.name in self.filter_by_account_fields:
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if self.account:
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# Hack widget render in order to append ?account=id to the add url
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old_render = formfield.widget.render
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def render(*args, **kwargs):
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output = old_render(*args, **kwargs)
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output = output.replace('/add/"', '/add/?account=%s"' % self.account.pk)
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output = re.sub(r'/add/\?([^".]*)"', r'/add/?\1&account=%s"' % self.account.pk, output)
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return mark_safe(output)
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formfield.widget.render = render
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# Filter related object by account
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formfield.queryset = formfield.queryset.filter(account=self.account)
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# Apply heuristic order by
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if not formfield.queryset.query.order_by:
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related_fields = db_field.related_model._meta.get_all_field_names()
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if 'name' in related_fields:
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formfield.queryset = formfield.queryset.order_by('name')
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elif 'username' in related_fields:
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formfield.queryset = formfield.queryset.order_by('username')
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elif db_field.name == 'account':
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if self.account:
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formfield.initial = self.account.pk
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elif Account.objects.count() == 1:
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formfield.initial = 1
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formfield.queryset = formfield.queryset.order_by('username')
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return formfield
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def get_formset(self, request, obj=None, **kwargs):
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""" provides form.account for convinience """
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formset = super(AccountAdminMixin, self).get_formset(request, obj, **kwargs)
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formset.form.account = self.account
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formset.account = self.account
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return formset
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def get_account_from_preserve_filters(self, request):
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preserved_filters = self.get_preserved_filters(request)
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preserved_filters = dict(parse_qsl(preserved_filters))
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cl_filters = preserved_filters.get('_changelist_filters')
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if cl_filters:
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return dict(parse_qsl(cl_filters)).get('account')
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def changeform_view(self, request, object_id=None, form_url='', extra_context=None):
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account_id = self.get_account_from_preserve_filters(request)
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if not object_id:
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if account_id:
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# Preselect account
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set_url_query(request, 'account', account_id)
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context = {
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'from_account': bool(account_id),
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'account': not account_id or Account.objects.get(pk=account_id),
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'account_opts': Account._meta,
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}
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context.update(extra_context or {})
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return super(AccountAdminMixin, self).changeform_view(request,
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object_id=object_id, form_url=form_url, extra_context=context)
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def changelist_view(self, request, extra_context=None):
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account_id = request.GET.get('account')
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context = {}
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if account_id:
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opts = self.model._meta
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account = Account.objects.get(pk=account_id)
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context = {
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'account': not account_id or Account.objects.get(pk=account_id),
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'account_opts': Account._meta,
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'all_selected': True,
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}
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if not request.GET.get('all'):
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context.update({
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'all_selected': False,
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'title': _("Select %s to change for %s") % (
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opts.verbose_name, account.username),
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})
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else:
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request_copy = request.GET.copy()
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request_copy.pop('account')
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request.GET = request_copy
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context.update(extra_context or {})
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return super(AccountAdminMixin, self).changelist_view(request, extra_context=context)
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class SelectAccountAdminMixin(AccountAdminMixin):
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""" Provides support for accounts on ModelAdmin """
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def get_inline_instances(self, request, obj=None):
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inlines = super(AccountAdminMixin, self).get_inline_instances(request, obj)
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if self.account:
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account = self.account
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else:
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account = Account.objects.get(pk=request.GET['account'])
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[ setattr(inline, 'account', account) for inline in inlines ]
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return inlines
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def get_urls(self):
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""" Hooks select account url """
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urls = super(AccountAdminMixin, self).get_urls()
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admin_site = self.admin_site
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opts = self.model._meta
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info = opts.app_label, opts.model_name
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account_list = AccountListAdmin(Account, admin_site).changelist_view
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select_urls = [
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url("/select-account/$",
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wrap_admin_view(self, account_list),
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name='%s_%s_select_account' % info),
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]
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return select_urls + urls
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def add_view(self, request, form_url='', extra_context=None):
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""" Redirects to select account view if required """
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if request.user.is_superuser:
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from_account_id = self.get_account_from_preserve_filters(request)
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if from_account_id:
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set_url_query(request, 'account', from_account_id)
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account_id = request.GET.get('account')
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if account_id or Account.objects.count() == 1:
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kwargs = {}
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if account_id:
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kwargs = dict(pk=account_id)
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self.account = Account.objects.get(**kwargs)
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opts = self.model._meta
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context = {
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'title': _("Add %s for %s") % (opts.verbose_name, self.account.username),
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'from_account': bool(from_account_id),
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'account': self.account,
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'account_opts': Account._meta,
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}
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context.update(extra_context or {})
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return super(AccountAdminMixin, self).add_view(request,
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form_url=form_url, extra_context=context)
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return HttpResponseRedirect('./select-account/?%s' % request.META['QUERY_STRING'])
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def save_model(self, request, obj, form, change):
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"""
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Given a model instance save it to the database.
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"""
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if not change:
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obj.account_id = self.account.pk
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obj.save()
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