示例#1
0
class Category(db.Model):
    id = db.TinyPrimaryKeyField()
    name = db.CharField(max_length=20)  #分类名
    slug = db.CharField(max_length=20)  #访问url
    order = db.TinyIntegerField(default=1)  #排序

    def validate(self):
        if self.name and self.slug:
            self.slug = self.slug.lower()
            if not re.match('^[0-9a-z]+$', self.slug):
                raise Exception('访问目录只能是字母和数字组合')

            ft = ((Category.name == self.name) | (Category.slug == self.slug))
            if self.id:
                ft = ft & (Category.id != self.id)

            if Category.select().where(ft).count() > 0:
                raise Exception('分类同名或者目录同名')

        else:
            raise Exception('请输入分类名或者访问目录')

    @classmethod
    def maxorder(cls):
        return Category.select().count() + 1

    class Meta:
        db_table = 'categorys'
        order_by = ('order', )
示例#2
0
class Page(db.Model):
    """
    静态页面
    """
    id = db.TinyPrimaryKeyField()
    name = db.CharField(max_length=20)
    slug = db.CharField(index=True, max_length=20) # 访问路径
    content = db.TextField() # 页面内容
    template = db.CharField(max_length=20, default='staticpage.html')
    
    def validate(self):
        if self.name and self.slug:
            self.slug = self.slug.lower()
            if not re.match('^[0-9a-z]+$', self.slug):
                raise Exception('访问目录只能是字母和数字组合')
            
            ft = ((Page.name == self.name) | (Page.slug == self.slug))
            if self.id:
                ft = ft & (Page.id != self.id)
                
            if Page.select().where(ft).count() > 0:
                raise Exception('分类同名或者目录同名')
        else:
            raise Exception('请输入分类名或者访问目录')
    
    class Meta:
        db_table = 'page'
示例#3
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class Distribution(db.Model):
    """
    配送方式
    """
    id = db.TinyPrimaryKeyField()
    pdid = db.TinyIntegerField() # 是否为第一级
    name = db.CharField(max_length=20) # 配送方式名称
    price = db.FloatField(default=0.0) # 配送价格
    content = db.CharField() # 如果为第二级则有内容选择
    
    def validate(self):
        if self.name:
                        
            ft = (Distribution.name == self.name)
            if self.id:
                ft = ft & (Distribution.id != self.id)
                
            if Distribution.select().where(ft).count() > 0:
                raise Exception('此配送方式已存在')
        else:
            raise Exception('请输入配送方式')
    
    class Meta:
        db_table = 'distribution'
        order_by = ('pdid',)
示例#4
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class Ad(db.Model):
    id = db.TinyPrimaryKeyField()
    url = db.CharField(max_length=50)  #商品连接地址

    def validate(self):
        if not self.url:
            raise Exception('情输入访问url')

    class Meta:
        db_table = 'ads'
示例#5
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class Area(db.Model):
    id = db.TinyPrimaryKeyField()
    pid = db.TinyIntegerField(default=0)
    name = db.CharField(max_length=30)

    def validate(self):
        if self.name:
            ft = (Area.name == self.name)
            if self.id:
                ft = ft & (Area.id != self.id)

            if Area.select().where(ft).count() > 0:
                raise Exception('地区名已存在')

        else:
            raise Exception('请输入地区名')

    class Meta:
        db_table = 'areas'