131 lines
4.9 KiB
Python
131 lines
4.9 KiB
Python
from django.contrib import admin
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from django.templatetags.static import static
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from django.contrib.admin.templatetags.admin_urls import add_preserved_filters
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from django.contrib.admin.utils import unquote
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from django.http import HttpResponseRedirect
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from django.urls import NoReverseMatch, reverse
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from django.utils.html import format_html
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from django.utils.safestring import mark_safe
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from django.utils.translation import gettext_lazy as _
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from orchestra.admin.utils import admin_date, admin_link
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class LogEntryAdmin(admin.ModelAdmin):
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list_display = (
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'display_action_time', 'user_link', 'display_message',
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)
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list_filter = (
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'action_flag',
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('user', admin.RelatedOnlyFieldListFilter),
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('content_type', admin.RelatedOnlyFieldListFilter),
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)
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date_hierarchy = 'action_time'
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search_fields = ('object_repr', 'change_message', 'user__username')
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fields = (
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'user_link', 'content_object_link', 'display_action_time', 'display_action',
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'change_message'
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)
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readonly_fields = (
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'user_link', 'content_object_link', 'display_action_time', 'display_action',
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)
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actions = None
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list_select_related = ('user', 'content_type')
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list_display_links = None
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user_link = admin_link('user')
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display_action_time = admin_date('action_time', short_description=_("Time"))
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@mark_safe
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def display_message(self, log):
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edit = format_html('<a href="{url}"><img src="{img}"></img></a>', **{
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'url': reverse('admin:admin_logentry_change', args=(log.pk,)),
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'img': static('admin/img/icon-changelink.svg'),
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})
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if log.is_addition():
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return _('Added "%(link)s". %(edit)s') % {
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'link': self.content_object_link(log),
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'edit': edit
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}
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elif log.is_change():
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return _('Changed "%(link)s" - %(changes)s %(edit)s') % {
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'link': self.content_object_link(log),
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'changes': log.get_change_message(),
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'edit': edit,
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}
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elif log.is_deletion():
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return _('Deleted "%(object)s." %(edit)s') % {
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'object': log.object_repr,
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'edit': edit,
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}
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display_message.short_description = _("Message")
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display_message.admin_order_field = 'action_flag'
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def display_action(self, log):
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if log.is_addition():
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return _("Added")
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elif log.is_change():
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return _("Changed")
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return _("Deleted")
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display_action.short_description = _("Action")
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display_action.admin_order_field = 'action_flag'
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def content_object_link(self, log):
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ct = log.content_type
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view = 'admin:%s_%s_change' % (ct.app_label, ct.model)
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try:
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url = reverse(view, args=(log.object_id,))
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except NoReverseMatch:
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return log.object_repr
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return format_html('<a href="{}">{}</a>', url, log.object_repr)
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content_object_link.short_description = _("Content object")
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content_object_link.admin_order_field = 'object_repr'
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def render_change_form(self, request, context, add=False, change=False, form_url='', obj=None):
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""" Add rel_opts and object to context """
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if not add and 'edit' in request.GET.urlencode():
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context.update({
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'rel_opts': obj.content_type.model_class()._meta,
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'object': obj,
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})
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return super(LogEntryAdmin, self).render_change_form(
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request, context, add, change, form_url, obj)
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def response_change(self, request, obj):
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""" save and continue preserve edit query string """
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response = super(LogEntryAdmin, self).response_change(request, obj)
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if 'edit' in request.GET.urlencode() and 'edit' not in response.url:
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return HttpResponseRedirect(response.url + '?edit=True')
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return response
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def response_post_save_change(self, request, obj):
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""" save redirect to object history """
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if 'edit' in request.GET.urlencode():
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opts = obj.content_type.model_class()._meta
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view = 'admin:%s_%s_history' % (opts.app_label, opts.model_name)
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post_url = reverse(view, args=(obj.object_id,))
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preserved_filters = self.get_preserved_filters(request)
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post_url = add_preserved_filters({
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'preserved_filters': preserved_filters, 'opts': opts
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}, post_url)
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return HttpResponseRedirect(post_url)
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return super(LogEntryAdmin, self).response_post_save_change(request, obj)
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def has_add_permission(self, *args, **kwargs):
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return False
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def has_delete_permission(self, *args, **kwargs):
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return False
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def log_addition(self, *args, **kwargs):
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pass
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def log_change(self, *args, **kwargs):
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pass
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def log_deletion(self, *args, **kwargs):
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pass
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admin.site.register(admin.models.LogEntry, LogEntryAdmin)
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