django-orchestra-test/orchestra/contrib/services/actions.py

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from django.contrib.admin import helpers
from django.core.urlresolvers import reverse
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from django.db import transaction
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from django.shortcuts import render, redirect
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from django.template.response import TemplateResponse
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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.utils import get_object_from_url
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@transaction.atomic
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def update_orders(modeladmin, request, queryset, extra_context=None):
if not queryset:
return
if request.POST.get('post') == 'confirmation':
num = 0
services = []
for service in queryset:
updates = service.update_orders()
num += len(updates)
services.append(str(service.pk))
modeladmin.log_change(request, service, _("Orders updated"))
if num == 1:
url = reverse('admin:orders_order_change', args=(updates[0][0].pk,))
msg = _('<a href="%s">One related order</a> has benn updated') % url
else:
url = reverse('admin:orders_order_changelist')
url += '?service__in=%s' % ','.join(services)
msg = _('<a href="%s">%s related orders</a> have been updated') % (url, num)
modeladmin.message_user(request, mark_safe(msg))
return
updates = []
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for service in queryset:
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updates += service.update_orders(commit=False)
opts = modeladmin.model._meta
context = {
'title': _("Update orders will cause the following."),
'action_name': 'Update orders',
'action_value': 'update_orders',
'updates': updates,
'queryset': queryset,
'opts': opts,
'app_label': opts.app_label,
'action_checkbox_name': helpers.ACTION_CHECKBOX_NAME,
'obj': get_object_from_url(modeladmin, request),
}
return render(request, 'admin/services/service/update_orders.html', context)
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update_orders.url_name = 'update-orders'
update_orders.verbose_name = _("Update orders")
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def view_help(modeladmin, request, queryset):
opts = modeladmin.model._meta
context = {
'title': _("Need some help?"),
'opts': opts,
'queryset': queryset,
'obj': queryset.get(),
'action_name': _("help"),
'app_label': opts.app_label,
}
return TemplateResponse(request, 'admin/services/service/help.html', context)
view_help.url_name = 'help'
view_help.verbose_name = _("Help")
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def clone(modeladmin, request, queryset):
service = queryset.get()
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fields = modeladmin.get_fields(request)
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query = []
for field in fields:
model_field = type(service)._meta.get_field_by_name(field)[0]
if model_field.rel:
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value = getattr(service, field + '_id')
elif 'Boolean' in model_field.__class__.__name__:
value = 'True' if getattr(service, field) else ''
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else:
value = getattr(service, field)
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query.append('%s=%s' % (field, value))
opts = service._meta
url = reverse('admin:%s_%s_add' % (opts.app_label, opts.model_name))
url += '?%s' % '&'.join(query)
return redirect(url)