Django實現前臺上傳並顯示圖片功能
阿新 • • 發佈:2020-06-01
1. 前臺
templates/upload/upload.html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <form action="/myupload/upload/" method="post" enctype="multipart/form-data"> {% csrf_token %} 名字:<input type="text" name="name"><br> 頭像:<input type="file" name="avator"><br> <input type="submit" value="提交"> </form> </body> </html>
2. 專案設定
settings.py
#新增
ALLOW_UPLOAD = ['jpg','png','jpeg']
3.app設定
urls.py
from django.contrib import admin from django.urls import path,register_converter,re_path from . import views urlpatterns = [ path('',views.index,name='index'),# 上傳首頁 path('upload/',views.upload),# 上傳圖片 ]
views.py
from django.shortcuts import render from .models import User,Article from django.http import HttpResponse from django.conf import settings from datetime import datetime import os from django.shortcuts import redirect,reverse import hashlib # Create your views here. def index(request): users = User.objects.all() article = Article.objects.all() return render(request,'myupload/index.html',locals()) def upload(request): if request.method == 'GET': return render(request,'myupload/upload.html') else: name = request.POST.get('name') pic = request.FILES.get('avator') media_root = settings.MEDIA_ROOT # media allow_upload = settings.ALLOW_UPLOAD # ALLOW_UPLOAD # path = 'upload/{}/{}/{}/'.format(datetime.now().year,datetime.now().month,datetime.now().day) '{:02d}'.format path = 'upload/{}/{}/{}/'.format(datetime.now().year,'{:02d}'.format(datetime.now().month),'{:02d}'.format(datetime.now().day)) full_path = media_root + '/' + path # full_path = 'media/upload/2019/12/20' if not os.path.exists(full_path): # 判斷路徑是否存在 os.makedirs(full_path) # 建立此路徑 # 要不要改圖片的名字 生成hash # 這塊要不要判斷圖片型別 .jpg .png .jpeg # '/../../../myviews/setting.py' print(pic) print(full_path) print(full_path+pic.name) if pic.name.split('.')[-1] not in allow_upload: return HttpResponse('fail') with open(full_path + '/' + pic.name,'wb') as f: for c in pic.chunks(): # 相當於切片 f.write(c) User.objects.create(name=name,avator=path + pic.name) return redirect('myupload:index')
Django實現後臺上傳並顯示圖片功能
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