第04章节-Python3.5-Django获取多个数据以及文件上传 3

2022-02-15 04:11:10

image.png

修改login.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

    <form action="/login/" method="post">
        <p>
            <input type="text" name="user" placeholder="用户名">
        </p>
        <p>
            <input type="password" name="pwd" placeholder="密码">
        </p>
        <p>
            男: <input type="radio" name="gender" value="1">
            女: <input type="radio" name="gender" value="2">
            卡米: <input type="radio" name="gender" value="3">
        </p>
        <input type="submit" value="提交">

    </form>

</body>
</html>

image.png

修改views.py

from django.shortcuts import render,HttpResponse,redirect

# Create your views here.


def index(request):
    return HttpResponse('Index')


'''
def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        u = request.POST.get('user')
        p = request.POST.get('pwd')
        if u == 'alex' and p == '123':
            return redirect('/index/')
        else:
            return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

'''


def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        v = request.POST.get('gender')
        print(v)
        return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

image.png

效果图:

image.png

@进一步

修改views.py

from django.shortcuts import render,HttpResponse,redirect

# Create your views here.


def index(request):
    return HttpResponse('Index')


'''
def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        u = request.POST.get('user')
        p = request.POST.get('pwd')
        if u == 'alex' and p == '123':
            return redirect('/index/')
        else:
            return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

'''


def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        # radio
        # v = request.POST.get('gender')
        # print(v)
        v = request.POST.getlist('favor')
        print(v)
        return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

修改login.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

    <form action="/login/" method="post">
        <p>
            <input type="text" name="user" placeholder="用户名">
        </p>
        <p>
            <input type="password" name="pwd" placeholder="密码">
        </p>
        <p>
            男: <input type="radio" name="gender" value="1">
            女: <input type="radio" name="gender" value="2">
            卡米: <input type="radio" name="gender" value="3">
        </p>
        <p>
            男: <input type="checkbox" name="favor" value="11">
            女: <input type="checkbox" name="favor" value="22">
            卡米: <input type="checkbox" name="favor" value="33">
        </p>
        <input type="submit" value="提交">

    </form>

</body>
</html>

image.png

效果图:

image.png

image.png

@ 进一步把上传文件拿到

image.png

修改login.html:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <!--# 如果要上传文件表单要加上enctype="multipart/form-data"-->
    <form action="/login/" method="post" enctype="multipart/form-data">
        <p>
            <input type="text" name="user" placeholder="用户名">
        </p>
        <p>
            <input type="password" name="pwd" placeholder="密码">
        </p>
        <p>
            男: <input type="radio" name="gender" value="1">
            女: <input type="radio" name="gender" value="2">
            卡米: <input type="radio" name="gender" value="3">
        </p>
        <p>
            男: <input type="checkbox" name="favor" value="11">
            女: <input type="checkbox" name="favor" value="22">
            卡米: <input type="checkbox" name="favor" value="33">
        </p>
        <p>
            <select name="city" id="">
                <option value="sh">上海</option>
                <option value="bj">北京</option>
                <option value="tj">天津</option>
            </select>
        </p>
        <p>
            <!--上传文件的标签-->
            <input type="file" name="fff">
        </p>
        <input type="submit" value="提交">

    </form>

</body>
</html>

image.png

修改views.py

from django.shortcuts import render,HttpResponse,redirect

# Create your views here.


def index(request):
    return HttpResponse('Index')


'''
def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        u = request.POST.get('user')
        p = request.POST.get('pwd')
        if u == 'alex' and p == '123':
            return redirect('/index/')
        else:
            return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

'''


def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        # radio
        # v = request.POST.get('gender')
        # print(v)
        # v = request.POST.getlist('favor')
        # print(v)
        v = request.POST.get('fff')
        print(v)
        # 所有上传文件都上传到request.FILES
        obj = request.FILES.get('fff')
        print(obj, type(obj), obj.name)

        # 把上传文件读取一点一点拿到
        f = open(obj.name, mode="wb")
        for i in obj.chunks():
            f.write(i)
        f.close()

        return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

image.png

-@效果图:

image.png

1.PNG

image.png

@ 目的要求:想把所上传的文件放到统一文件里面

image.png

新建upload 文件夹
修改views.py:

from django.shortcuts import render,HttpResponse,redirect

# Create your views here.


def index(request):
    return HttpResponse('Index')


'''
def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        u = request.POST.get('user')
        p = request.POST.get('pwd')
        if u == 'alex' and p == '123':
            return redirect('/index/')
        else:
            return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

'''


def login(request):
    # 判断用户获取数据方式是GET,就返回什么数据
    if request.method == "GET":
        return render(request, 'login.html')
    # 判断用户获取数据方式是POST,就判断用户提交的数据是否正确
    elif request.method == "POST":
        # radio
        # v = request.POST.get('gender')
        # print(v)
        # v = request.POST.getlist('favor')
        # print(v)
        v = request.POST.get('fff')
        print(v)
        # 所有上传文件都上传到request.FILES
        obj = request.FILES.get('fff')
        print(obj, type(obj), obj.name)

        # 把所上传的文件放到所建立的文件夹
        import os
        file_path = os.path.join('upload',obj.name)
        # 把上传文件读取一点一点拿到
        f = open(file_path, mode="wb")
        for i in obj.chunks():
            f.write(i)
        f.close()

        return render(request, 'login.html')
    else:
        # PUT,DELETE,HEAD,OPTION...
        return redirect("/index/")

image.png

$效果图:

image.png

码农公寓

@进一步

@ 进一步把上传文件拿到

@ 目的要求:想把所上传的文件放到统一文件里面

$效果图:

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