2024-06-01 05:05:29 +08:00
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import os
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2024-06-01 00:57:14 +08:00
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import urllib.parse
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2024-05-30 17:06:23 +08:00
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2024-06-01 05:05:29 +08:00
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from openpyxl import load_workbook
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from django.conf import settings
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2024-06-01 01:40:12 +08:00
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from django.contrib.auth.decorators import login_required
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2024-06-01 00:57:14 +08:00
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from django.contrib.staticfiles import finders
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from django.core.files.storage import default_storage
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from django.http import FileResponse, HttpResponseNotFound, JsonResponse
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from django.views.decorators.csrf import csrf_exempt
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2024-06-01 00:57:14 +08:00
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2024-06-01 01:40:12 +08:00
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@login_required
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2024-06-01 00:57:14 +08:00
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def download_excel_template(request, template_name):
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"""
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该视图提供下载指定的Excel模板文件。
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2024-06-01 01:40:12 +08:00
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参数:
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request: HttpRequest对象。
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template_name: 请求下载的Excel模板文件的名称,期望是一个字符串。
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返回:
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FileResponse对象,允许用户下载指定的Excel模板文件。
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如果文件未找到,则返回一个HttpResponseNotFound响应。
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"""
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# 使用finders.find()根据文件名在Django的静态文件目录中查找文件的绝对路径
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file_path = finders.find(f'excels/{template_name}')
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# 如果文件路径不存在,返回404响应
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if not file_path:
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return HttpResponseNotFound('<h1>文件未找到</h1>')
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# 创建FileResponse对象,设置为以附件形式下载,设置MIME类型为Excel文件
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response = FileResponse(open(file_path, 'rb'),
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content_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
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# 设置Content-Disposition头,告诉浏览器这是一个需要下载的文件
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# 使用urllib.parse.quote对文件名进行URL编码,以确保文件名中包含的特殊字符不会引起问题
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response['Content-Disposition'] = f'attachment; filename="{urllib.parse.quote(template_name)}"'
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return response
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@csrf_exempt
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def common_excel_parse(request):
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if request.method == 'POST' and request.FILES:
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excel_file = request.FILES.get('excel_file')
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if not excel_file:
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return JsonResponse({'error': '没有提供文件。'}, status=400)
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# 保存文件到服务器
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file_name = default_storage.save(excel_file.name, excel_file)
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file_path = os.path.join(settings.MEDIA_ROOT, file_name)
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# 打开并解析Excel文件
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workbook = load_workbook(file_path, data_only=True)
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sheet = workbook.active
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data = []
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# 读取数据,跳过标题行
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for row in sheet.iter_rows(min_row=2, values_only=True):
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# 过滤掉全是 None 的行
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if not all(value is None for value in row):
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data.append(row)
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# 清理,删除上传的文件
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os.remove(file_path)
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# 返回JSON响应
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return JsonResponse(data, safe=False)
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return JsonResponse({'error': '请求错误'}, status=400)
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