def generate_static_sku_detail_html(sku):
"""
生成指定sku商品的详情页面
:param sku_id:
:return:
"""
# 查询商品频道分类
categories = get_categories()
# 查询当前商品规格
goods, sku, specs = get_goods_and_spec(sku.id)
# 1. 获得模板
template = loader.get_template('detail.html')
# 2. 设置参数
context = {
'categories': categories,
'goods': goods,
'sku': sku,
'specs': specs
}
# 3. 渲染页面
page = template.render(context)
# 4. 写入文件
file_path = os.path.join(settings.STATIC_FILE_PATH,
'goods/%d.html' % sku.id)
with open(
file_path,
'w',
) as f:
f.write(page)
def generate_static_index_html():
"""
生成静态的主页html文件
"""
print('%s: generate_static_index_html' % time.ctime())
# 商品频道及分类菜单
categories = get_categories()
# 广告内容
contents = {}
# 获取所有的广告分类
content_categories = ContentCategory.objects.all()
for cat in content_categories:
contents[cat.key] = cat.content_set.filter(status=True)
# 渲染模板
context = {
'categories': categories,
'contents': contents
}
# django 提供的视图加载器loader获取模板内容
template = loader.get_template('index.html')
html_text = template.render(context)
file_path = os.path.join(settings.GENERATED_STATIC_HTML_FILES_DIR, 'index.html')
with open(file_path, 'w') as f:
f.write(html_text)
def get(self, request):
# 商品分类页
from apps.goods.utils import get_categories
categories = get_categories()
# 查询所有广告类别
contents = {}
content_categories = ContentCategory.objects.all()
for cat in content_categories:
contents[cat.key] = cat.content_set.filter(
status=True).order_by('sequence')
# 轮播图
# 快讯
# 页头广告
# 渲染模板的上下文
context = {
"categories": categories,
"contents": contents,
}
return render(request, "index.html", context)
def generate_static_index_html():
"""
生成静态的主页ｈｔｍｌ文件
:return:
"""
categories = get_categories()
# 广告内容
contents = {}
content_categories = ContentCategory.objects.all()
for cat in content_categories:
contents[cat.key] = cat.content_set.filter(status=True).order_by('sequence')
# 渲染模板
context = {
'categories': categories,
'contents': contents
}
# 获取模板文件
template = loader.get_template("index.html")
# 渲染首页的html字符串
html_text = template.render(context)
# 将首页html字符串写入指定的目录，叫“index.html”
file_path = os.path.join(settings.STATIC_GENERIC_HTML,"index.html")
with open(file_path, "w", encoding="utf-8") as file:
file.write(html_text)
def generate_static_sku_detail_html(sku):
# 查询商品频道分类
categories = get_categories()
# 查询面包屑导航
breadcrumb = get_breadcrumb(sku.category)
# 构建当前商品的规格键
sku_specs = sku.specs.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 = sku.spu.sku_set.all()
# 构建不同规格参数（选项）的sku字典
spec_sku_map = {}
for s in skus:
# 获取sku的规格参数
s_specs = s.specs.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
goods_specs = sku.spu.specs.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(goods_specs):
return
for index, spec in enumerate(goods_specs):
# 复制当前sku的规格键
key = sku_key[:]
# 该规格的选项
spec_options = spec.options.all()
for option in spec_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.spec_options = spec_options
# 渲染页面
context = {
'categories': categories,
'breadcrumb': breadcrumb,
'sku': sku,
'specs': goods_specs,
}
template = loader.get_template('detail.html')
html_text = template.render(context)
# file_path = os.path.join(settings.STATICFILES_DIRS[0], 'detail/'+str(sku.id) + '.html')
file_path = os.path.join(settings.STATIC_GENERIC_HTML,
'detail/' + str(sku.id) + '.html')
with open(file_path, 'w', encoding='utf-8') as f:
f.write(html_text)
def get(self, request, sku_id):
try:
sku = models.SKU.objects.get(id=sku_id)
except models.SKU.DoesNotExist:
return render(request, '404.html')
# 查询商品频道分类
categories = get_categories()
# 查询面包屑导航
breadcrumb = get_breadcrumb(sku.category)
# 渲染页面
context = {
'categories': categories,
'breadcrumb': breadcrumb,
'sku': sku,
}
return render(request, "detail.html", context)
def get(self, request, category_id, page_num):
try:
category = models.GoodsCategory.objects.get(id=category_id)
except models.GoodCategory.DoesNotExist:
return http.HttpResponseNotFound('GoodsCategory does not exist')
# 接收sort参数：如果用户不传，就是默认的排序规则
sort = request.GET.get("sort", "default")
# 查询商品频道分类
categories = get_categories()
# 查询面包屑导航
breadcrumb = get_breadcrumb(category)
# 按照排序规则查询该分类商品SKU信息
if sort == "price":
# 按照价格由低到高
sort_field = "price"
elif sort == "hot":
# 按照销量由高到低
sort_field = "-sales"
else:
# 'price'和'sales'以外的所有排序方式都归为'default'
sort_field = 'create_time'
skus = models.SKU.objects.filter(category=category,
is_launched=True).order_by(sort_field)
paginator = Paginator(skus, 5)
page_skus = paginator.page(page_num)
total_page = paginator.num_pages
context = {
'categories': categories,
'breadcrumb': breadcrumb,
'sort': sort, # 排序字段
'category': category, # 第三级分类
'page_skus': page_skus, # 分页后数据
'total_page': total_page, # 总页数
'page_num': page_num, # 当前页码
}
return render(request, "list.html", context)