def render(self, name, value, attrs=None, choices=()):
if value is None:
value = []
has_id = attrs and 'id' in attrs
final_attrs = self.build_attrs(attrs, name=name)
output = []
# Normalize to strings
str_values = set([force_unicode(v) for v in value])
for i, (option_value, option_label) in enumerate(chain(self.choices, choices)):
# If an ID attribute was given, add a numeric index as a suffix,
# so that the checkboxes don't all have the same ID attribute.
if has_id:
final_attrs = dict(final_attrs, id='%s_%s' % (attrs['id'], i))
label_for = u' for="%s"' % final_attrs['id']
else:
label_for = ''
cb = forms.CheckboxInput(
final_attrs, check_test=lambda value: value in str_values)
option_value = force_unicode(option_value)
rendered_cb = cb.render(name, option_value)
option_label = conditional_escape(force_unicode(option_label))
if final_attrs.get('inline', False):
output.append(u'<label%s class="checkbox-inline">%s %s</label>' % (label_for, rendered_cb, option_label))
else:
output.append(u'<div class="checkbox"><label%s>%s %s</label></div>' % (label_for, rendered_cb, option_label))
return mark_safe(u'\n'.join(output))
python类force_unicode()的实例源码
def get_context(self):
new_context = {
'title': _('Add %s') % force_unicode(self.opts.verbose_name),
}
context = super(CreateAdminView, self).get_context()
context.update(new_context)
return context
def get_breadcrumb(self):
bcs = super(ModelFormAdminView, self).get_breadcrumb()
item = {'title': _('Add %s') % force_unicode(self.opts.verbose_name)}
if self.has_add_permission():
item['url'] = self.model_admin_url('add')
bcs.append(item)
return bcs
def init_request(self, object_id, *args, **kwargs):
self.org_obj = self.get_object(unquote(object_id))
if not self.has_change_permission(self.org_obj):
raise PermissionDenied
if self.org_obj is None:
raise Http404(_('%(name)s object with primary key %(key)r does not exist.') %
{'name': force_unicode(self.opts.verbose_name), 'key': escape(object_id)})
# comm method for both get and post
self.prepare_form()
def get_context(self):
new_context = {
'title': _('Change %s') % force_unicode(self.org_obj),
'object_id': str(self.org_obj.pk),
}
context = super(UpdateAdminView, self).get_context()
context.update(new_context)
return context
def get_breadcrumb(self):
bcs = super(ModelFormAdminView, self).get_breadcrumb()
item = {'title': force_unicode(self.org_obj)}
if self.has_change_permission():
item['url'] = self.model_admin_url('change', self.org_obj.pk)
bcs.append(item)
return bcs
def post_response(self):
"""
Determines the HttpResponse for the change_view stage.
"""
opts = self.new_obj._meta
obj = self.new_obj
request = self.request
verbose_name = opts.verbose_name
pk_value = obj._get_pk_val()
msg = _('The %(name)s "%(obj)s" was changed successfully.') % {'name':
force_unicode(verbose_name), 'obj': force_unicode(obj)}
if "_continue" in request.POST:
self.message_user(
msg + ' ' + _("You may edit it again below."), 'success')
return request.path
elif "_addanother" in request.POST:
self.message_user(msg + ' ' + (_("You may add another %s below.")
% force_unicode(verbose_name)), 'success')
return self.model_admin_url('add')
else:
self.message_user(msg, 'success')
# Figure out where to redirect. If the user has change permission,
# redirect to the change-list page for this object. Otherwise,
# redirect to the admin index.
if "_redirect" in request.POST:
return request.POST["_redirect"]
elif self.has_view_permission():
change_list_url = self.model_admin_url('changelist')
if 'LIST_QUERY' in self.request.session \
and self.request.session['LIST_QUERY'][0] == self.model_info:
change_list_url += '?' + self.request.session['LIST_QUERY'][1]
return change_list_url
else:
return self.get_admin_url('index')
def label(self):
text = mark_safe(
self.text) if self.allow_tags else conditional_escape(self.text)
if force_unicode(text) == '':
text = mark_safe(' ')
for wrap in self.wraps:
text = mark_safe(wrap % text)
return text
def render(self, name, value, attrs=None):
if value is None:
value = ''
final_attrs = self.build_attrs(attrs, name=name)
final_attrs['class'] = 'nav nav-pills nav-stacked'
output = [u'<ul%s>' % flatatt(final_attrs)]
options = self.render_options(force_unicode(value), final_attrs['id'])
if options:
output.append(options)
output.append(u'</ul>')
output.append('<input type="hidden" id="%s_input" name="%s" value="%s"/>' %
(final_attrs['id'], name, force_unicode(value)))
return mark_safe(u'\n'.join(output))
def get_title(self):
return self.title % force_unicode(self.obj)
def init_request(self, object_id, *args, **kwargs):
self.obj = self.get_object(unquote(object_id))
if not self.has_view_permission(self.obj):
raise PermissionDenied
if self.obj is None:
raise Http404(_('%(name)s object with primary key %(key)r does not exist.') %
{'name': force_unicode(self.opts.verbose_name), 'key': escape(object_id)})
def val(self):
text = mark_safe(
self.text) if self.allow_tags else conditional_escape(self.text)
if force_unicode(text) == '' or text == 'None' or text == EMPTY_CHANGELIST_VALUE:
text = mark_safe(
'<span class="text-muted">%s</span>' % EMPTY_CHANGELIST_VALUE)
for wrap in self.wraps:
text = mark_safe(wrap % text)
return text
def init_request(self, object_id, *args, **kwargs):
self.obj = self.get_object(unquote(object_id))
if not self.has_view_permission(self.obj):
raise PermissionDenied
if self.obj is None:
raise Http404(
_('%(name)s object with primary key %(key)r does not exist.') %
{'name': force_unicode(self.opts.verbose_name), 'key': escape(object_id)})
self.org_obj = self.obj
def get_breadcrumb(self):
bcs = super(DetailAdminView, self).get_breadcrumb()
item = {'title': force_unicode(self.obj)}
if self.has_view_permission():
item['url'] = self.model_admin_url('detail', self.obj.pk)
bcs.append(item)
return bcs
def get_context(self):
new_context = {
"opts": self.opts,
"app_label": self.app_label,
"model_name": self.model_name,
"verbose_name": force_unicode(self.opts.verbose_name),
'model_icon': self.get_model_icon(self.model),
}
context = super(ModelAdminView, self).get_context()
context.update(new_context)
return context
def get_breadcrumb(self):
bcs = super(DeleteAdminView, self).get_breadcrumb()
bcs.append({
'title': force_unicode(self.obj),
'url': self.get_object_url(self.obj)
})
item = {'title': _('Delete')}
if self.has_delete_permission():
item['url'] = self.model_admin_url('delete', self.obj.pk)
bcs.append(item)
return bcs
def get_context(self):
context = super(RecoverListView, self).get_context()
opts = self.opts
deleted = self._order_version_queryset(Version.objects.get_deleted(self.model))
context.update({
"opts": opts,
"app_label": opts.app_label,
"model_name": capfirst(opts.verbose_name),
"title": _("Recover deleted %(name)s") % {"name": force_unicode(opts.verbose_name_plural)},
"deleted": deleted,
"changelist_url": self.model_admin_url("changelist"),
})
return context
def get_context(self):
context = super(RevisionListView, self).get_context()
opts = self.opts
action_list = [
{
"revision": version.revision,
"url": self.model_admin_url('revision', quote(version.object_id), version.id),
"version": version
}
for version
in self._reversion_order_version_queryset(Version.objects.get_for_object_reference(
self.model,
self.obj.pk,
).select_related("revision__user"))
]
context.update({
'title': _('Change history: %s') % force_unicode(self.obj),
'action_list': action_list,
'model_name': capfirst(force_unicode(opts.verbose_name_plural)),
'object': self.obj,
'app_label': opts.app_label,
"changelist_url": self.model_admin_url("changelist"),
"update_url": self.model_admin_url("change", self.obj.pk),
'opts': opts,
})
return context
def get_context(self):
context = super(RevisionView, self).get_context()
context["title"] = _(
"Revert %s") % force_unicode(self.model._meta.verbose_name)
return context
def post_response(self):
self.message_user(_('The %(model)s "%(name)s" was reverted successfully. You may edit it again below.') %
{"model": force_unicode(self.opts.verbose_name), "name": unicode(self.new_obj)}, 'success')
return HttpResponseRedirect(self.model_admin_url('change', self.new_obj.pk))
