商品详情

方法一：使用脚本生成

1.在项目根目录下创建 script 包目录 ,然后在创建的包目录下创建 test.py 文件，内容如下：

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
# script/test.py

# 写一个测试的可执行脚本 --- 实现调用这个文件之后把详情页的数据作静态化处理

#/usr/bin/env python

import sys
sys.path.insert(0, '../')

import os
if not os.getenv('DJANGO_SETTINGS_MODULE'):
    os.environ['DJANGO_SETTINGS_MODULE'] = 'haoke_mall.settings.dev'

import django
django.setup()

from django.template import loader
from django.conf import settings

from goods.utils import get_categories
from goods.models import SKU


def generate_static_sku_detail_html(sku_id):
    """
    生成静态商品详情页面
    :param sku_id: 商品sku id
    """
    # 商品分类菜单
    categories = get_categories()

    # 获取当前sku的信息
    sku = SKU.objects.get(id=sku_id)
    sku.images = sku.skuimage_set.all()

    # 面包屑导航信息中的频道
    goods = sku.goods
    goods.channel = goods.category1.goodschannel_set.all()[0]

    # 构建当前商品的规格键
    sku_specs = sku.skuspecification_set.order_by('spec_id')
    sku_key = []
    for spec in sku_specs:
        sku_key.append(spec.option.id)

    # 获取当前商品的所有SKU
    skus = goods.sku_set.all()

    # 构建不同规格参数（选项）的sku字典
    # spec_sku_map = {
    #     (规格1参数id, 规格2参数id, 规格3参数id, ...): sku_id,
    #     (规格1参数id, 规格2参数id, 规格3参数id, ...): sku_id,
    #     ...
    # }
    spec_sku_map = {}
    for s in skus:
        # 获取sku的规格参数
        s_specs = s.skuspecification_set.order_by('spec_id')
        # 用于形成规格参数-sku字典的键
        key = []
        for spec in s_specs:
            key.append(spec.option.id)
        # 向规格参数-sku字典添加记录
        spec_sku_map[tuple(key)] = s.id

    # 获取当前商品的规格信息
    specs = goods.goodsspecification_set.order_by('id')
    # 若当前sku的规格信息不完整，则不再继续
    if len(sku_key) < len(specs):
        return
    for index, spec in enumerate(specs):
        # 复制当前sku的规格键
        key = sku_key[:]
        # 该规格的选项
        options = spec.specificationoption_set.all()
        for option in options:
            # 在规格参数sku字典中查找符合当前规格的sku
            key[index] = option.id
            option.sku_id = spec_sku_map.get(tuple(key))

        spec.options = options

    # 渲染模板，生成静态html文件
    context = {
        'categories': categories,
        'goods': goods,
        'specs': specs,
        'sku': sku
    }

    template = loader.get_template('detail.html')
    html_text = template.render(context)
    file_path = os.path.join(settings.GENERATED_STATIC_HTML_FILES_DIR, 'goods/'+str(sku_id)+'.html')
    with open(file_path, 'w') as f:
        f.write(html_text)


if __name__ == '__main__':
    skus = SKU.objects.all()
    for sku in skus:
        print(sku.id)
        generate_static_sku_detail_html(sku.id)