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from django.contrib import admin
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from django.urls import reverse
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from django.utils.html import format_html
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from django.utils.translation import gettext_lazy as _
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# 批量禁用评论的admin动作
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def disable_commentstatus(modeladmin, request, queryset):
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queryset.update(is_enable=False)
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# 批量启用评论的admin动作
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def enable_commentstatus(modeladmin, request, queryset):
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queryset.update(is_enable=True)
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# 设置admin动作在后台显示的名称
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disable_commentstatus.short_description = _('Disable comments')
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enable_commentstatus.short_description = _('Enable comments')
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# 评论模型的后台管理配置
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class CommentAdmin(admin.ModelAdmin):
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list_per_page = 20# 每页显示20条记录
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# 列表页显示的字段
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list_display = (
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'id',
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'body',# 评论内容
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'link_to_userinfo',# 自定义：链接到用户信息
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'link_to_article',# 自定义：链接到文章
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'is_enable',# 是否启用
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'creation_time' # 创建时间
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)
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# 可点击跳转的字段
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list_display_links = ('id', 'body', 'is_enable')
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# 侧边栏过滤器
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list_filter = ('is_enable',)
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# 表单中排除的字段
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exclude = ('creation_time', 'last_modify_time')
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# 批量动作
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actions = [disable_commentstatus, enable_commentstatus]
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# 外键字段使用原始ID输入框（避免下拉列表性能问题）
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raw_id_fields = ('author', 'article')
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# 搜索字段
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search_fields = ('body',)
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# 自定义方法：显示用户链接
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def link_to_userinfo(self, obj):
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# 获取用户模型的admin URL信息
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info = (obj.author._meta.app_label, obj.author._meta.model_name)
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link = reverse('admin:%s_%s_change' % info, args=(obj.author.id,))
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# 显示用户昵称或邮箱
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return format_html(
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u'<a href="%s">%s</a>' %
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(link, obj.author.nickname if obj.author.nickname else obj.author.email))
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#自定义方法：显示文章链接
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def link_to_article(self, obj):
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# 获取文章模型的admin URL信息
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info = (obj.article._meta.app_label, obj.article._meta.model_name)
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link = reverse('admin:%s_%s_change' % info, args=(obj.article.id,))
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return format_html(
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u'<a href="%s">%s</a>' % (link, obj.article.title))
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# 设置自定义方法的显示名称
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link_to_userinfo.short_description = _('User')
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link_to_article.short_description = _('Article')
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