288 lines
11 KiB
Python
288 lines
11 KiB
Python
from functools import partial, wraps
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from django.contrib import messages
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from django.contrib.admin import helpers
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from django.contrib.admin.utils import NestedObjects, quote
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from django.contrib.auth import get_permission_codename
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from django.urls import reverse, NoReverseMatch
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from django.db import router
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from django.shortcuts import redirect, render
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from django.template.response import TemplateResponse
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from django.utils import timezone
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from django.utils.encoding import force_text
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from django.utils.html import format_html
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from django.utils.text import capfirst
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from django.utils.translation import ungettext, ugettext_lazy as _
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from orchestra.core import services
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from . import settings
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def list_contacts(modeladmin, request, queryset):
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ids = queryset.order_by().values_list('id', flat=True).distinct()
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if not ids:
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messages.warning(request, "Select at least one account.")
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return
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url = reverse('admin:contacts_contact_changelist')
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url += '?account__in=%s' % ','.join(map(str, ids))
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return redirect(url)
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list_contacts.short_description = _("List contacts")
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def list_accounts(modeladmin, request, queryset):
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accounts = queryset.order_by().values_list('account_id', flat=True).distinct()
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if not accounts:
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messages.warning(request, "Select at least one instance.")
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return
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url = reverse('admin:contacts_contact_changelist')
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url += '?id__in=%s' % ','.join(map(str, accounts))
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return redirect(url)
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list_accounts.short_description = _("List accounts")
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def service_report(modeladmin, request, queryset):
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# TODO resources
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accounts = []
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fields = []
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registered_services = services.get()
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# First we get related manager names to fire a prefetch related
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for name, field in queryset.model._meta.fields_map.items():
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model = field.related_model
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if model in registered_services and model != queryset.model:
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fields.append((model, name))
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fields = sorted(fields, key=lambda f: f[0]._meta.verbose_name_plural.lower())
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fields = [field for model, field in fields]
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for account in queryset.prefetch_related(*fields):
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items = []
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for field in fields:
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related_manager = getattr(account, field)
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items.append((related_manager.model._meta, related_manager.all()))
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accounts.append((account, items))
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context = {
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'accounts': accounts,
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'date': timezone.now().today()
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}
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return render(request, settings.ACCOUNTS_SERVICE_REPORT_TEMPLATE, context)
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def delete_related_services(modeladmin, request, queryset):
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opts = modeladmin.model._meta
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app_label = opts.app_label
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using = router.db_for_write(modeladmin.model)
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collector = NestedObjects(using=using)
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collector.collect(queryset)
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registered_services = services.get()
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related_services = []
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to_delete = []
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admin_site = modeladmin.admin_site
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def format(obj, account=False):
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has_admin = obj.__class__ in admin_site._registry
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opts = obj._meta
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no_edit_link = '%s: %s' % (capfirst(opts.verbose_name), force_text(obj))
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if has_admin:
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try:
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admin_url = reverse(
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'admin:%s_%s_change' % (opts.app_label, opts.model_name),
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None, (quote(obj._get_pk_val()),)
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)
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except NoReverseMatch:
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# Change url doesn't exist -- don't display link to edit
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return no_edit_link
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# Display a link to the admin page.
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context = (capfirst(opts.verbose_name), admin_url, obj)
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if account:
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context += (_("services to delete:"),)
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return format_html('{} <a href="{}">{}</a> {}', *context)
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return format_html('{}: <a href="{}">{}</a>', *context)
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else:
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# Don't display link to edit, because it either has no
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# admin or is edited inline.
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return no_edit_link
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def format_nested(objs, result):
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if isinstance(objs, list):
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current = []
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for obj in objs:
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format_nested(obj, current)
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result.append(current)
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else:
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result.append(format(objs))
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for nested in collector.nested():
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if isinstance(nested, list):
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# Is lists of objects
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current = []
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is_service = False
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for service in nested:
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if type(service) in registered_services:
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if service == main_systemuser:
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continue
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current.append(format(service))
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to_delete.append(service)
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is_service = True
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elif is_service and isinstance(service, list):
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nested = []
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format_nested(service, nested)
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current.append(nested[0])
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is_service = False
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else:
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is_service = False
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related_services.append(current)
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elif isinstance(nested, modeladmin.model):
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# Is account
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# Prevent the deletion of the main system user, which will delete the account
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main_systemuser = nested.main_systemuser
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related_services.append(format(nested, account=True))
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# The user has already confirmed the deletion.
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# Do the deletion and return a None to display the change list view again.
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if request.POST.get('post'):
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accounts = len(queryset)
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msg = _("Related services deleted and account disabled.")
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for account in queryset:
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account.is_active = False
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account.save(update_fields=('is_active',))
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modeladmin.log_change(request, account, msg)
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if accounts:
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relateds = len(to_delete)
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for obj in to_delete:
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obj_display = force_text(obj)
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modeladmin.log_deletion(request, obj, obj_display)
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obj.delete()
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context = {
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'accounts': accounts,
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'relateds': relateds,
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}
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msg = _("Successfully disabled %(accounts)d account and deleted %(relateds)d related services.") % context
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modeladmin.message_user(request, msg, messages.SUCCESS)
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# Return None to display the change list page again.
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return None
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if len(queryset) == 1:
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objects_name = force_text(opts.verbose_name)
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else:
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objects_name = force_text(opts.verbose_name_plural)
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model_count = {}
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for model, objs in collector.model_objs.items():
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count = 0
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# discount main systemuser
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if model is modeladmin.model.main_systemuser.field.model:
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count = len(objs) - 1
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# Discount account
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elif model is not modeladmin.model and model in registered_services:
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count = len(objs)
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if count:
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model_count[model._meta.verbose_name_plural] = count
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if not model_count:
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modeladmin.message_user(request, _("Nothing to delete"), messages.WARNING)
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return None
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context = dict(
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admin_site.each_context(request),
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title=_("Are you sure?"),
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objects_name=objects_name,
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deletable_objects=[related_services],
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model_count=dict(model_count).items(),
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queryset=queryset,
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opts=opts,
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action_checkbox_name=helpers.ACTION_CHECKBOX_NAME,
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)
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request.current_app = admin_site.name
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# Display the confirmation page
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template = 'admin/%s/%s/delete_related_services_confirmation.html' % (app_label, opts.model_name)
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return TemplateResponse(request, template, context)
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delete_related_services.short_description = _("Delete related services")
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def disable_selected(modeladmin, request, queryset, disable=True):
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opts = modeladmin.model._meta
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app_label = opts.app_label
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verbose_action_name = _("disabled") if disable else _("enabled")
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# The user has already confirmed the deletion.
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# Do the disable and return a None to display the change list view again.
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if request.POST.get('post'):
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n = 0
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for account in queryset:
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account.disable() if disable else account.enable()
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modeladmin.log_change(request, account, verbose_action_name.capitalize())
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n += 1
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modeladmin.message_user(request, ungettext(
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_("One account has been successfully %s.") % verbose_action_name,
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_("%i accounts have been successfully %s.") % (n, verbose_action_name),
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n)
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)
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return None
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user = request.user
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admin_site = modeladmin.admin_site
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def format(obj):
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has_admin = obj.__class__ in admin_site._registry
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opts = obj._meta
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no_edit_link = '%s: %s' % (capfirst(opts.verbose_name), force_text(obj))
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if has_admin:
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try:
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admin_url = reverse(
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'admin:%s_%s_change' % (opts.app_label, opts.model_name),
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None,
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(quote(obj._get_pk_val()),)
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)
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except NoReverseMatch:
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# Change url doesn't exist -- don't display link to edit
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return no_edit_link
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p = '%s.%s' % (opts.app_label, get_permission_codename('delete', opts))
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if not user.has_perm(p):
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perms_needed.add(opts.verbose_name)
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# Display a link to the admin page.
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context = (capfirst(opts.verbose_name), admin_url, obj)
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return format_html('{}: <a href="{}">{}</a>', *context)
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else:
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# Don't display link to edit, because it either has no
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# admin or is edited inline.
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return no_edit_link
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display = []
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for account in queryset:
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current = []
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for related in account.get_services_to_disable():
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current.append(format(related))
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display.append([format(account), current])
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if len(queryset) == 1:
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objects_name = force_text(opts.verbose_name)
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else:
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objects_name = force_text(opts.verbose_name_plural)
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context = dict(
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admin_site.each_context(request),
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action_name='disable_selected' if disable else 'enable_selected',
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disable=disable,
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title=_("Are you sure?"),
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objects_name=objects_name,
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deletable_objects=display,
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queryset=queryset,
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opts=opts,
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action_checkbox_name=helpers.ACTION_CHECKBOX_NAME,
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)
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request.current_app = admin_site.name
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template = 'admin/%s/%s/disable_selected_confirmation.html' % (app_label, opts.model_name)
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return TemplateResponse(request, template, context)
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disable_selected.short_description = _("Disable selected accounts")
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disable_selected.url_name = 'disable'
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disable_selected.tool_description = _("Disable")
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enable_selected = partial(disable_selected, disable=False)
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enable_selected.__name__ = 'enable_selected'
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enable_selected.url_name = 'enable'
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enable_selected.tool_description = _("Enable")
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