Django学习笔记：为Model添加Action

models.py

 1 class Story(models.Model):
 2 
 3 #编辑Story状态
 4     STATUS_CHOICES = (
 5         (1, ‘待编辑状态‘),
 6         (2, ‘待批准状态‘),
 7         (3, ‘已发布状态‘),
 8         (4, ‘已存档‘),
 9     )
10 
11 
12     title = models.CharField(max_length=100, verbose_name=u‘文章‘)
13     slug = models.SlugField(verbose_name=u‘简短标题‘)
14     category =models.ForeignKey(Category, verbose_name=u‘分类‘)
15     owner = models.ForeignKey(User, verbose_name=u‘发布者‘)
16     status = models.IntegerField(choices=STATUS_CHOICES, default=1, verbose_name=u‘发布状态‘)
17 
18     
19     class Meta:
20            ordering = [‘modified‘,‘created‘]
21            verbose_name_plural = verbose_name = ‘文章‘
22 
23 
24     def __str__(self):
25         return self.title

admin.py

 1 class StoryAdmin(admin.ModelAdmin):
 2     list_display = (‘title‘, ‘owner‘, ‘status‘, ‘created‘, ‘modified‘,‘read_times‘,‘top‘, ‘id‘)
 3     search_fields = (‘title‘, ‘markdown_content‘)
 4     # 状态选择器
 5     list_filter = (‘status‘, ‘owner‘, ‘created‘, ‘modified‘,)
 6     prepopulated_fields = {‘slug‘: (‘title‘,)}
 7     actions = [‘make_story_public‘]
 8 
 9     def make_story_public(self, request, queryset):
10         # queryset参数为选中的Story对象
11         rows_updated = queryset.update(status=3)
12         message_bit = "%s 篇文章" % rows_updated
13         self.message_user(request, "%s 已成功标记为已发布状态." % message_bit)
14     make_story_public.short_description = u‘修改选中文章为已发布状态‘