"""
审计日志 Admin 配置
Requirements: 6.6
"""
from __future__ import annotations
from typing import Any, ClassVar
from django.contrib import admin
from django.http import HttpRequest
from django.utils.html import format_html, format_html_join
from django.utils.translation import gettext_lazy as _
from apps.documents.models import TemplateAuditLog
class TemplateAuditLogAdmin(admin.ModelAdmin[TemplateAuditLog]):
"""
模板审计日志管理
只读界面,用于查看模板修改历史.
"""
list_display = (
"id",
"content_type",
"object_id",
"object_repr_display",
"action",
"user",
"created_at",
)
list_filter = (
"content_type",
"action",
"created_at",
)
search_fields = (
"object_repr",
"user__name",
)
readonly_fields = (
"content_type",
"object_id",
"object_repr",
"action",
"changes_display",
"user",
"ip_address",
"user_agent",
"created_at",
)
ordering = ("-created_at",)
list_select_related: ClassVar[tuple[str, ...]] = ("user",)
date_hierarchy = "created_at"
fieldsets = (
(_("对象信息"), {"fields": ("content_type", "object_id", "object_repr")}),
(_("操作信息"), {"fields": ("action", "changes_display")}),
(_("操作人信息"), {"fields": ("user", "ip_address", "user_agent")}),
(_("时间"), {"fields": ("created_at",)}),
)
def has_add_permission(self, request: HttpRequest) -> bool:
"""禁止手动添加"""
return False
def has_change_permission(self, request: HttpRequest, obj: Any = None) -> bool:
"""禁止修改"""
return False
def has_delete_permission(self, request: HttpRequest, obj: Any = None) -> bool:
"""禁止删除"""
return False
@admin.display(description=_("对象描述"))
def object_repr_display(self, obj: TemplateAuditLog) -> str:
"""显示对象描述(截断)"""
text = obj.object_repr
if len(text) > 50:
text = text[:50] + "..."
return text
@admin.display(description=_("变更详情"))
def changes_display(self, obj: TemplateAuditLog) -> Any:
"""格式化显示变更内容"""
if not obj.changes:
return _("无变更记录")
rows: list[tuple[Any, Any, Any]] = []
for field, change in obj.changes.items():
old_val = change.get("old", "-")
new_val = change.get("new", "-")
# 截断过长的值
if isinstance(old_val, str) and len(old_val) > 100:
old_val = old_val[:100] + "..."
if isinstance(new_val, str) and len(new_val) > 100:
new_val = new_val[:100] + "..."
rows.append((field, old_val, new_val))
rows_html = format_html_join(
"",
""
'| {} | '
'{} | '
'{} | '
"
",
rows,
)
return format_html(
''
'
'
''
'| {} | '
'{} | '
'{} | '
"
"
"{}"
"