673 lines
32 KiB
Python
673 lines
32 KiB
Python
# Generic admin views.
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from django.contrib.admin.views.decorators import staff_member_required
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from django.contrib.admin.filterspecs import FilterSpec
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from django.core import formfields, meta, template
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from django.core.template import loader
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from django.core.meta.fields import BoundField, BoundFieldLine, BoundFieldSet
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from django.core.exceptions import Http404, ImproperlyConfigured, ObjectDoesNotExist, PermissionDenied
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from django.core.extensions import DjangoContext as Context
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from django.core.extensions import get_object_or_404, render_to_response
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from django.core.paginator import ObjectPaginator, InvalidPage
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from django.conf.settings import ADMIN_MEDIA_PREFIX
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try:
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from django.models.admin import log
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except ImportError:
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raise ImproperlyConfigured, "You don't have 'django.contrib.admin' in INSTALLED_APPS."
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from django.utils.html import escape
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from django.utils.httpwrappers import HttpResponse, HttpResponseRedirect
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from django.utils.text import capfirst, get_text_list
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from django.utils import dateformat
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from django.utils.dates import MONTHS
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from django.utils.html import escape
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import operator
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# The system will display a "Show all" link only if the total result count
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# is less than or equal to this setting.
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MAX_SHOW_ALL_ALLOWED = 200
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DEFAULT_RESULTS_PER_PAGE = 100
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ALL_VAR = 'all'
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ORDER_VAR = 'o'
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ORDER_TYPE_VAR = 'ot'
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PAGE_VAR = 'p'
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SEARCH_VAR = 'q'
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IS_POPUP_VAR = 'pop'
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# Text to display within changelist table cells if the value is blank.
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EMPTY_CHANGELIST_VALUE = '(None)'
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def _get_mod_opts(app_label, module_name):
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"Helper function that returns a tuple of (module, opts), raising Http404 if necessary."
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try:
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mod = meta.get_module(app_label, module_name)
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except ImportError:
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raise Http404 # Invalid app or module name. Maybe it's not in INSTALLED_APPS.
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opts = mod.Klass._meta
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if not opts.admin:
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raise Http404 # This object is valid but has no admin interface.
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return mod, opts
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def index(request):
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return render_to_response('admin/index', {'title': _('Site administration')}, context_instance=Context(request))
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index = staff_member_required(index)
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class IncorrectLookupParameters(Exception):
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pass
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class ChangeList(object):
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def __init__(self, request, app_label, module_name):
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self.get_modules_and_options(app_label, module_name, request)
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self.get_search_parameters(request)
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self.get_ordering()
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self.query = request.GET.get(SEARCH_VAR, '')
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self.get_lookup_params()
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self.get_results(request)
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self.title = (self.is_popup
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and _('Select %s') % self.opts.verbose_name
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or _('Select %s to change') % self.opts.verbose_name)
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self.get_filters(request)
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self.pk_attname = self.lookup_opts.pk.attname
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def get_filters(self, request):
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self.filter_specs = []
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if self.lookup_opts.admin.list_filter and not self.opts.one_to_one_field:
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filter_fields = [self.lookup_opts.get_field(field_name) \
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for field_name in self.lookup_opts.admin.list_filter]
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for f in filter_fields:
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spec = FilterSpec.create(f, request, self.params)
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if spec and spec.has_output():
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self.filter_specs.append(spec)
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self.has_filters = bool(self.filter_specs)
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def get_query_string(self, new_params={}, remove=[]):
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p = self.params.copy()
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for r in remove:
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for k in p.keys():
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if k.startswith(r):
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del p[k]
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for k, v in new_params.items():
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if p.has_key(k) and v is None:
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del p[k]
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elif v is not None:
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p[k] = v
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return '?' + '&'.join(['%s=%s' % (k, v) for k, v in p.items()]).replace(' ', '%20')
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def get_modules_and_options(self, app_label, module_name, request):
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self.mod, self.opts = _get_mod_opts(app_label, module_name)
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if not request.user.has_perm(app_label + '.' + self.opts.get_change_permission()):
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raise PermissionDenied
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self.lookup_mod, self.lookup_opts = self.mod, self.opts
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def get_search_parameters(self, request):
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# Get search parameters from the query string.
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try:
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self.page_num = int(request.GET.get(PAGE_VAR, 0))
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except ValueError:
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self.page_num = 0
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self.show_all = request.GET.has_key(ALL_VAR)
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self.is_popup = request.GET.has_key(IS_POPUP_VAR)
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self.params = dict(request.GET.items())
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if self.params.has_key(PAGE_VAR):
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del self.params[PAGE_VAR]
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def get_results(self, request):
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lookup_mod, lookup_params, show_all, page_num = \
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self.lookup_mod, self.lookup_params, self.show_all, self.page_num
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# Get the results.
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try:
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paginator = ObjectPaginator(lookup_mod, lookup_params, DEFAULT_RESULTS_PER_PAGE)
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# Naked except! Because we don't have any other way of validating "params".
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# They might be invalid if the keyword arguments are incorrect, or if the
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# values are not in the correct type (which would result in a database
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# error).
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except:
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raise IncorrectLookupParameters()
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# Get the total number of objects, with no filters applied.
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real_lookup_params = lookup_params.copy()
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del real_lookup_params['order_by']
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if real_lookup_params:
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full_result_count = lookup_mod.get_count()
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else:
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full_result_count = paginator.hits
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del real_lookup_params
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result_count = paginator.hits
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can_show_all = result_count <= MAX_SHOW_ALL_ALLOWED
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multi_page = result_count > DEFAULT_RESULTS_PER_PAGE
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# Get the list of objects to display on this page.
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if (show_all and can_show_all) or not multi_page:
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result_list = lookup_mod.get_list(**lookup_params)
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else:
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try:
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result_list = paginator.get_page(page_num)
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except InvalidPage:
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result_list = []
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(self.result_count, self.full_result_count, self.result_list,
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self.can_show_all, self.multi_page, self.paginator) = (result_count,
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full_result_count, result_list, can_show_all, multi_page, paginator )
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def url_for_result(self, result):
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return "%s/" % getattr(result, self.pk_attname)
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def get_ordering(self):
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lookup_opts, params = self.lookup_opts, self.params
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# For ordering, first check the "ordering" parameter in the admin options,
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# then check the object's default ordering. If neither of those exist,
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# order descending by ID by default. Finally, look for manually-specified
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# ordering from the query string.
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ordering = lookup_opts.admin.ordering or lookup_opts.ordering or ['-' + lookup_opts.pk.name]
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# Normalize it to new-style ordering.
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ordering = meta.handle_legacy_orderlist(ordering)
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if ordering[0].startswith('-'):
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order_field, order_type = ordering[0][1:], 'desc'
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else:
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order_field, order_type = ordering[0], 'asc'
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if params.has_key(ORDER_VAR):
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try:
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try:
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f = lookup_opts.get_field(lookup_opts.admin.list_display[int(params[ORDER_VAR])])
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except meta.FieldDoesNotExist:
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pass
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else:
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if not isinstance(f.rel, meta.ManyToOne) or not f.null:
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order_field = f.name
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except (IndexError, ValueError):
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pass # Invalid ordering specified. Just use the default.
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if params.has_key(ORDER_TYPE_VAR) and params[ORDER_TYPE_VAR] in ('asc', 'desc'):
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order_type = params[ORDER_TYPE_VAR]
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self.order_field, self.order_type = order_field, order_type
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def get_lookup_params(self):
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# Prepare the lookup parameters for the API lookup.
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(params, order_field, lookup_opts, order_type, opts, query) = \
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(self.params, self.order_field, self.lookup_opts, self.order_type, self.opts, self.query)
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lookup_params = params.copy()
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for i in (ALL_VAR, ORDER_VAR, ORDER_TYPE_VAR, SEARCH_VAR, IS_POPUP_VAR):
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if lookup_params.has_key(i):
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del lookup_params[i]
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# If the order-by field is a field with a relationship, order by the value
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# in the related table.
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lookup_order_field = order_field
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try:
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f = lookup_opts.get_field(order_field)
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except meta.FieldDoesNotExist:
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pass
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else:
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if isinstance(lookup_opts.get_field(order_field).rel, meta.ManyToOne):
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f = lookup_opts.get_field(order_field)
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rel_ordering = f.rel.to.ordering and f.rel.to.ordering[0] or f.rel.to.pk.column
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lookup_order_field = '%s.%s' % (f.rel.to.db_table, rel_ordering)
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# Use select_related if one of the list_display options is a field with a
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# relationship.
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if lookup_opts.admin.list_select_related:
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lookup_params['select_related'] = True
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else:
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for field_name in lookup_opts.admin.list_display:
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try:
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f = lookup_opts.get_field(field_name)
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except meta.FieldDoesNotExist:
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pass
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else:
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if isinstance(f.rel, meta.ManyToOne):
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lookup_params['select_related'] = True
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break
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lookup_params['order_by'] = ((order_type == 'desc' and '-' or '') + lookup_order_field,)
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if lookup_opts.admin.search_fields and query:
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complex_queries = []
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for bit in query.split():
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or_queries = []
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for field_name in lookup_opts.admin.search_fields:
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or_queries.append(meta.Q(**{'%s__icontains' % field_name: bit}))
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complex_queries.append(reduce(operator.or_, or_queries))
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lookup_params['complex'] = reduce(operator.and_, complex_queries)
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if opts.one_to_one_field:
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lookup_params.update(opts.one_to_one_field.rel.limit_choices_to)
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self.lookup_params = lookup_params
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def change_list(request, app_label, module_name):
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try:
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cl = ChangeList(request, app_label, module_name)
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except IncorrectLookupParameters:
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return HttpResponseRedirect(request.path)
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c = Context(request, {
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'title': cl.title,
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'is_popup': cl.is_popup,
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'cl' : cl
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})
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c.update({'has_add_permission': c['perms'][app_label][cl.opts.get_add_permission()]}),
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return render_to_response(['admin/%s/%s/change_list' % (app_label, cl.opts.object_name.lower()),
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'admin/%s/change_list' % app_label,
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'admin/change_list'], context_instance=c)
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change_list = staff_member_required(change_list)
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use_raw_id_admin = lambda field: isinstance(field.rel, (meta.ManyToOne, meta.ManyToMany)) and field.rel.raw_id_admin
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def get_javascript_imports(opts,auto_populated_fields, ordered_objects, field_sets):
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# Put in any necessary JavaScript imports.
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js = ['js/core.js', 'js/admin/RelatedObjectLookups.js']
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if auto_populated_fields:
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js.append('js/urlify.js')
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if opts.has_field_type(meta.DateTimeField) or opts.has_field_type(meta.TimeField) or opts.has_field_type(meta.DateField):
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js.extend(['js/calendar.js', 'js/admin/DateTimeShortcuts.js'])
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if ordered_objects:
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js.extend(['js/getElementsBySelector.js', 'js/dom-drag.js' , 'js/admin/ordering.js'])
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if opts.admin.js:
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js.extend(opts.admin.js)
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seen_collapse = False
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for field_set in field_sets:
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if not seen_collapse and 'collapse' in field_set.classes:
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seen_collapse = True
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js.append('js/admin/CollapsedFieldsets.js' )
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for field_line in field_set:
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try:
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for f in field_line:
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if f.rel and isinstance(f, meta.ManyToManyField) and f.rel.filter_interface:
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js.extend(['js/SelectBox.js' , 'js/SelectFilter2.js'])
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raise StopIteration
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except StopIteration:
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break
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return js
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class AdminBoundField(BoundField):
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def __init__(self, field, field_mapping, original):
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super(AdminBoundField, self).__init__(field, field_mapping, original)
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self.element_id = self.form_fields[0].get_id()
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self.has_label_first = not isinstance(self.field, meta.BooleanField)
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self.raw_id_admin = use_raw_id_admin(field)
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self.is_date_time = isinstance(field, meta.DateTimeField)
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self.is_file_field = isinstance(field, meta.FileField)
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self.needs_add_label = field.rel and isinstance(field.rel, meta.ManyToOne) or isinstance(field.rel, meta.ManyToMany) and field.rel.to.admin
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self.hidden = isinstance(self.field, meta.AutoField)
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self.first = False
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classes = []
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if self.raw_id_admin:
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classes.append('nowrap')
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if max([bool(f.errors()) for f in self.form_fields]):
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classes.append('error')
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if classes:
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self.cell_class_attribute = ' class="%s" ' % ' '.join(classes)
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self._repr_filled = False
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def _fetch_existing_display(self, func_name):
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class_dict = self.original.__class__.__dict__
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func = class_dict.get(func_name)
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return func(self.original)
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def _fill_existing_display(self):
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if getattr(self, '_display_filled', False):
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return
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# HACK
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if isinstance(self.field.rel, meta.ManyToOne):
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func_name = 'get_%s' % self.field.name
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self._display = self._fetch_existing_display(func_name)
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elif isinstance(self.field.rel, meta.ManyToMany):
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func_name = 'get_%s_list' % self.field.rel.singular
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self._display = ", ".join([str(obj) for obj in self._fetch_existing_display(func_name)])
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self._display_filled = True
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def existing_display(self):
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self._fill_existing_display()
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return self._display
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def __repr__(self):
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return repr(self.__dict__)
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def html_error_list(self):
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return " ".join([form_field.html_error_list() for form_field in self.form_fields if form_field.errors])
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class AdminBoundFieldLine(BoundFieldLine):
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def __init__(self, field_line, field_mapping, original):
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super(AdminBoundFieldLine, self).__init__(field_line, field_mapping, original, AdminBoundField)
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for bound_field in self:
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bound_field.first = True
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break
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class AdminBoundFieldSet(BoundFieldSet):
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def __init__(self, field_set, field_mapping, original):
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super(AdminBoundFieldSet, self).__init__(field_set, field_mapping, original, AdminBoundFieldLine)
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class BoundManipulator(object):
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def __init__(self, opts, manipulator, field_mapping):
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self.inline_related_objects = opts.get_followed_related_objects(manipulator.follow)
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self.original = hasattr(manipulator, 'original_object') and manipulator.original_object or None
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self.bound_field_sets = [field_set.bind(field_mapping, self.original, AdminBoundFieldSet)
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for field_set in opts.admin.get_field_sets(opts)]
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self.ordered_objects = opts.get_ordered_objects()[:]
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class AdminBoundManipulator(BoundManipulator):
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def __init__(self, opts, manipulator, field_mapping):
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super(AdminBoundManipulator, self).__init__(opts, manipulator, field_mapping)
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field_sets = opts.admin.get_field_sets(opts)
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self.auto_populated_fields = [f for f in opts.fields if f.prepopulate_from]
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self.javascript_imports = get_javascript_imports(opts, self.auto_populated_fields, self.ordered_objects, field_sets);
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self.coltype = self.ordered_objects and 'colMS' or 'colM'
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self.has_absolute_url = hasattr(opts.get_model_module().Klass, 'get_absolute_url')
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self.form_enc_attrib = opts.has_field_type(meta.FileField) and \
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'enctype="multipart/form-data" ' or ''
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self.first_form_field_id = self.bound_field_sets[0].bound_field_lines[0].bound_fields[0].form_fields[0].get_id();
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self.ordered_object_pk_names = [o.pk.name for o in self.ordered_objects]
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self.save_on_top = opts.admin.save_on_top
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self.save_as = opts.admin.save_as
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self.content_type_id = opts.get_content_type_id()
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self.verbose_name_plural = opts.verbose_name_plural
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self.verbose_name = opts.verbose_name
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self.object_name = opts.object_name
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def get_ordered_object_pk(self, ordered_obj):
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for name in self.ordered_object_pk_names:
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if hasattr(ordered_obj, name):
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return str(getattr(ordered_obj, name))
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return ""
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def render_change_form(opts, manipulator, app_label, context, add=False, change=False, show_delete=False, form_url=''):
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extra_context = {
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'add': add,
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'change': change,
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'bound_manipulator': AdminBoundManipulator(opts, manipulator, context['form']),
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'has_delete_permission': context['perms'][app_label][opts.get_delete_permission()],
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'form_url': form_url,
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'app_label': app_label,
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}
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context.update(extra_context)
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return render_to_response(["admin/%s/%s/change_form" % (app_label, opts.object_name.lower() ),
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"admin/%s/change_form" % app_label ,
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"admin/change_form"], context_instance=context)
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def log_add_message(user, opts,manipulator,new_object):
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pk_value = getattr(new_object, opts.pk.attname)
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log.log_action(user.id, opts.get_content_type_id(), pk_value, str(new_object), log.ADDITION)
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def add_stage(request, app_label, module_name, show_delete=False, form_url='', post_url='../', post_url_continue='../%s/', object_id_override=None):
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mod, opts = _get_mod_opts(app_label, module_name)
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if not request.user.has_perm(app_label + '.' + opts.get_add_permission()):
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raise PermissionDenied
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manipulator = mod.AddManipulator()
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if request.POST:
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new_data = request.POST.copy()
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if opts.has_field_type(meta.FileField):
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new_data.update(request.FILES)
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errors = manipulator.get_validation_errors(new_data)
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manipulator.do_html2python(new_data)
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if not errors and not request.POST.has_key("_preview"):
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new_object = manipulator.save(new_data)
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log_add_message(request.user, opts,manipulator,new_object)
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msg = _('The %(name)s "%(obj)s" was added successfully.') % {'name':opts.verbose_name, 'obj':new_object}
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pk_value = getattr(new_object,opts.pk.attname)
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# Here, we distinguish between different save types by checking for
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# the presence of keys in request.POST.
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if request.POST.has_key("_continue"):
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request.user.add_message(msg + ' ' + _("You may edit it again below."))
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if request.POST.has_key("_popup"):
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post_url_continue += "?_popup=1"
|
|
return HttpResponseRedirect(post_url_continue % pk_value)
|
|
if request.POST.has_key("_popup"):
|
|
return HttpResponse('<script type="text/javascript">opener.dismissAddAnotherPopup(window, %s, "%s");</script>' % \
|
|
(pk_value, repr(new_object).replace('"', '\\"')))
|
|
elif request.POST.has_key("_addanother"):
|
|
request.user.add_message(msg + ' ' + (_("You may add another %s below.") % opts.verbose_name))
|
|
return HttpResponseRedirect(request.path)
|
|
else:
|
|
request.user.add_message(msg)
|
|
return HttpResponseRedirect(post_url)
|
|
else:
|
|
# Add default data.
|
|
new_data = manipulator.flatten_data()
|
|
|
|
# Override the defaults with GET params, if they exist.
|
|
new_data.update(dict(request.GET.items()))
|
|
|
|
errors = {}
|
|
|
|
# Populate the FormWrapper.
|
|
form = formfields.FormWrapper(manipulator, new_data, errors, edit_inline=True)
|
|
|
|
c = Context(request, {
|
|
'title': _('Add %s') % opts.verbose_name,
|
|
'form': form,
|
|
'is_popup': request.REQUEST.has_key('_popup'),
|
|
'show_delete': show_delete,
|
|
})
|
|
if object_id_override is not None:
|
|
c['object_id'] = object_id_override
|
|
|
|
return render_change_form(opts, manipulator, app_label, c, add=True)
|
|
add_stage = staff_member_required(add_stage)
|
|
|
|
def log_change_message(user, opts,manipulator,new_object):
|
|
pk_value = getattr(new_object, opts.pk.column)
|
|
# Construct the change message.
|
|
change_message = []
|
|
if manipulator.fields_added:
|
|
change_message.append(_('Added %s.') % get_text_list(manipulator.fields_added, _('and')))
|
|
if manipulator.fields_changed:
|
|
change_message.append(_('Changed %s.') % get_text_list(manipulator.fields_changed, _('and')))
|
|
if manipulator.fields_deleted:
|
|
change_message.append(_('Deleted %s.') % get_text_list(manipulator.fields_deleted, _('and')))
|
|
change_message = ' '.join(change_message)
|
|
if not change_message:
|
|
change_message = _('No fields changed.')
|
|
log.log_action(user.id, opts.get_content_type_id(), pk_value, str(new_object), log.CHANGE, change_message)
|
|
|
|
def change_stage(request, app_label, module_name, object_id):
|
|
mod, opts = _get_mod_opts(app_label, module_name)
|
|
if not request.user.has_perm(app_label + '.' + opts.get_change_permission()):
|
|
raise PermissionDenied
|
|
if request.POST and request.POST.has_key("_saveasnew"):
|
|
return add_stage(request, app_label, module_name, form_url='../add/')
|
|
try:
|
|
manipulator = mod.ChangeManipulator(object_id)
|
|
except ObjectDoesNotExist:
|
|
raise Http404
|
|
|
|
if request.POST:
|
|
new_data = request.POST.copy()
|
|
if opts.has_field_type(meta.FileField):
|
|
new_data.update(request.FILES)
|
|
|
|
errors = manipulator.get_validation_errors(new_data)
|
|
|
|
manipulator.do_html2python(new_data)
|
|
if not errors and not request.POST.has_key("_preview"):
|
|
new_object = manipulator.save(new_data)
|
|
log_change_message(request.user,opts,manipulator,new_object)
|
|
msg = _('The %(name)s "%(obj)s" was changed successfully.') % {'name': opts.verbose_name, 'obj':new_object}
|
|
pk_value = getattr(new_object,opts.pk.attname)
|
|
if request.POST.has_key("_continue"):
|
|
request.user.add_message(msg + ' ' + _("You may edit it again below."))
|
|
if request.REQUEST.has_key('_popup'):
|
|
return HttpResponseRedirect(request.path + "?_popup=1")
|
|
else:
|
|
return HttpResponseRedirect(request.path)
|
|
elif request.POST.has_key("_saveasnew"):
|
|
request.user.add_message(_('The %(name)s "%(obj)s" was added successfully. You may edit it again below.') % {'name': opts.verbose_name, 'obj': new_object})
|
|
return HttpResponseRedirect("../%s/" % pk_value)
|
|
elif request.POST.has_key("_addanother"):
|
|
request.user.add_message(msg + ' ' + (_("You may add another %s below.") % opts.verbose_name))
|
|
return HttpResponseRedirect("../add/")
|
|
else:
|
|
request.user.add_message(msg)
|
|
return HttpResponseRedirect("../")
|
|
else:
|
|
# Populate new_data with a "flattened" version of the current data.
|
|
new_data = manipulator.flatten_data()
|
|
|
|
# TODO: do this in flatten_data...
|
|
# If the object has ordered objects on its admin page, get the existing
|
|
# order and flatten it into a comma-separated list of IDs.
|
|
|
|
id_order_list = []
|
|
for rel_obj in opts.get_ordered_objects():
|
|
id_order_list.extend(getattr(manipulator.original_object, 'get_%s_order' % rel_obj.object_name.lower())())
|
|
if id_order_list:
|
|
new_data['order_'] = ','.join(map(str, id_order_list))
|
|
errors = {}
|
|
|
|
# Populate the FormWrapper.
|
|
form = formfields.FormWrapper(manipulator, new_data, errors, edit_inline = True)
|
|
form.original = manipulator.original_object
|
|
form.order_objects = []
|
|
|
|
#TODO Should be done in flatten_data / FormWrapper construction
|
|
for related in opts.get_followed_related_objects():
|
|
wrt = related.opts.order_with_respect_to
|
|
if wrt and wrt.rel and wrt.rel.to == opts:
|
|
func = getattr(manipulator.original_object, 'get_%s_list' %
|
|
related.get_method_name_part())
|
|
orig_list = func()
|
|
form.order_objects.extend(orig_list)
|
|
|
|
c = Context(request, {
|
|
'title': _('Change %s') % opts.verbose_name,
|
|
'form': form,
|
|
'object_id': object_id,
|
|
'original': manipulator.original_object,
|
|
'is_popup' : request.REQUEST.has_key('_popup')
|
|
})
|
|
|
|
return render_change_form(opts,manipulator, app_label, c, change=True)
|
|
change_stage = staff_member_required(change_stage)
|
|
|
|
def _nest_help(obj, depth, val):
|
|
current = obj
|
|
for i in range(depth):
|
|
current = current[-1]
|
|
current.append(val)
|
|
|
|
def _get_deleted_objects(deleted_objects, perms_needed, user, obj, opts, current_depth):
|
|
"Helper function that recursively populates deleted_objects."
|
|
nh = _nest_help # Bind to local variable for performance
|
|
if current_depth > 16:
|
|
return # Avoid recursing too deep.
|
|
opts_seen = []
|
|
for related in opts.get_all_related_objects():
|
|
if related.opts in opts_seen:
|
|
continue
|
|
opts_seen.append(related.opts)
|
|
rel_opts_name = related.get_method_name_part()
|
|
if isinstance(related.field.rel, meta.OneToOne):
|
|
try:
|
|
sub_obj = getattr(obj, 'get_%s' % rel_opts_name)()
|
|
except ObjectDoesNotExist:
|
|
pass
|
|
else:
|
|
if related.opts.admin:
|
|
p = '%s.%s' % (related.opts.app_label, related.opts.get_delete_permission())
|
|
if not user.has_perm(p):
|
|
perms_needed.add(related.opts.verbose_name)
|
|
# We don't care about populating deleted_objects now.
|
|
continue
|
|
if related.field.rel.edit_inline or not related.opts.admin:
|
|
# Don't display link to edit, because it either has no
|
|
# admin or is edited inline.
|
|
nh(deleted_objects, current_depth, ['%s: %s' % (capfirst(related.opts.verbose_name), sub_obj), []])
|
|
else:
|
|
# Display a link to the admin page.
|
|
nh(deleted_objects, current_depth, ['%s: <a href="../../../../%s/%s/%s/">%s</a>' % \
|
|
(capfirst(related.opts.verbose_name), related.opts.app_label, related.opts.module_name,
|
|
getattr(sub_obj, related.opts.pk.attname), sub_obj), []])
|
|
_get_deleted_objects(deleted_objects, perms_needed, user, sub_obj, related.opts, current_depth+2)
|
|
else:
|
|
has_related_objs = False
|
|
for sub_obj in getattr(obj, 'get_%s_list' % rel_opts_name)():
|
|
has_related_objs = True
|
|
if related.field.rel.edit_inline or not related.opts.admin:
|
|
# Don't display link to edit, because it either has no
|
|
# admin or is edited inline.
|
|
nh(deleted_objects, current_depth, ['%s: %s' % (capfirst(related.opts.verbose_name), escape(str(sub_obj))), []])
|
|
else:
|
|
# Display a link to the admin page.
|
|
nh(deleted_objects, current_depth, ['%s: <a href="../../../../%s/%s/%s/">%s</a>' % \
|
|
(capfirst(related.opts.verbose_name), related.opts.app_label, related.opts.module_name, getattr(sub_obj, related.opts.pk.attname), escape(str(sub_obj))), []])
|
|
_get_deleted_objects(deleted_objects, perms_needed, user, sub_obj, related.opts, current_depth+2)
|
|
# If there were related objects, and the user doesn't have
|
|
# permission to delete them, add the missing perm to perms_needed.
|
|
if related.opts.admin and has_related_objs:
|
|
p = '%s.%s' % (related.opts.app_label, related.opts.get_delete_permission())
|
|
if not user.has_perm(p):
|
|
perms_needed.add(rel_opts.verbose_name)
|
|
for related in opts.get_all_related_many_to_many_objects():
|
|
if related.opts in opts_seen:
|
|
continue
|
|
opts_seen.append(related.opts)
|
|
rel_opts_name = related.get_method_name_part()
|
|
has_related_objs = False
|
|
for sub_obj in getattr(obj, 'get_%s_list' % rel_opts_name)():
|
|
has_related_objs = True
|
|
if related.field.rel.edit_inline or not related.opts.admin:
|
|
# Don't display link to edit, because it either has no
|
|
# admin or is edited inline.
|
|
nh(deleted_objects, current_depth, [_('One or more %(fieldname)s in %(name)s: %(obj)s') % \
|
|
{'fieldname': related.field.name, 'name': related.opts.verbose_name, 'obj': escape(str(sub_obj))}, []])
|
|
else:
|
|
# Display a link to the admin page.
|
|
nh(deleted_objects, current_depth, [
|
|
(_('One or more %(fieldname)s in %(name)s:') % {'fieldname': related.field.name, 'name':related.opts.verbose_name}) + \
|
|
(' <a href="../../../../%s/%s/%s/">%s</a>' % \
|
|
(related.opts.app_label, related.opts.module_name, getattr(sub_obj, related.opts.pk.attname), escape(str(sub_obj)))), []])
|
|
# If there were related objects, and the user doesn't have
|
|
# permission to change them, add the missing perm to perms_needed.
|
|
if related.opts.admin and has_related_objs:
|
|
p = '%s.%s' % (related.opts.app_label, related.opts.get_change_permission())
|
|
if not user.has_perm(p):
|
|
perms_needed.add(related.opts.verbose_name)
|
|
|
|
def delete_stage(request, app_label, module_name, object_id):
|
|
import sets
|
|
mod, opts = _get_mod_opts(app_label, module_name)
|
|
if not request.user.has_perm(app_label + '.' + opts.get_delete_permission()):
|
|
raise PermissionDenied
|
|
obj = get_object_or_404(mod, pk=object_id)
|
|
|
|
# Populate deleted_objects, a data structure of all related objects that
|
|
# will also be deleted.
|
|
deleted_objects = ['%s: <a href="../../%s/">%s</a>' % (capfirst(opts.verbose_name), object_id, escape(str(obj))), []]
|
|
perms_needed = sets.Set()
|
|
_get_deleted_objects(deleted_objects, perms_needed, request.user, obj, opts, 1)
|
|
|
|
if request.POST: # The user has already confirmed the deletion.
|
|
if perms_needed:
|
|
raise PermissionDenied
|
|
obj_display = str(obj)
|
|
obj.delete()
|
|
log.log_action(request.user.id, opts.get_content_type_id(), object_id, obj_display, log.DELETION)
|
|
request.user.add_message(_('The %(name)s "%(obj)s" was deleted successfully.') % {'name':opts.verbose_name, 'obj':obj_display})
|
|
return HttpResponseRedirect("../../")
|
|
return render_to_response('admin/delete_confirmation', {
|
|
"title": _("Are you sure?"),
|
|
"object_name": opts.verbose_name,
|
|
"object": obj,
|
|
"deleted_objects": deleted_objects,
|
|
"perms_lacking": perms_needed,
|
|
}, context_instance=Context(request))
|
|
delete_stage = staff_member_required(delete_stage)
|
|
|
|
def history(request, app_label, module_name, object_id):
|
|
mod, opts = _get_mod_opts(app_label, module_name)
|
|
action_list = log.get_list(object_id__exact=object_id, content_type__id__exact=opts.get_content_type_id(),
|
|
order_by=("action_time",), select_related=True)
|
|
# If no history was found, see whether this object even exists.
|
|
obj = get_object_or_404(mod, pk=object_id)
|
|
return render_to_response('admin/object_history', {
|
|
'title': _('Change history: %s') % obj,
|
|
'action_list': action_list,
|
|
'module_name': capfirst(opts.verbose_name_plural),
|
|
'object': obj,
|
|
}, context_instance=Context(request))
|
|
history = staff_member_required(history)
|