Django custom login and logout code

How can you create custom login and logout using session of django framework ?

First of install python and django to your system.

Then follow

Given steps:-

Create mypl project folder and inside it create myapp folder as shown following structure:-

D:\>env\Scripts\activate

run the following command - This will create a mypl directory in your D: drive

D:\>django-admin startproject mypl

Then go to mypl folder path type following command :-

D:\>cd mypl

To create your app, make sure you’re in the your project directory & type this command:

D:\mypl\>python manage.py startapp myapp

your folder structure will be like this

now open mypl fodler in visual code and start your coding step b step .

1)Models.py file code :-

class Myrecords(models.Model):
        

    fullname= models.CharField(max_length=100)
    email= models.EmailField()
    contact= models.CharField(max_length=50)
    pd= models.CharField(max_length=200)

2)views.py code :-

from django.shortcuts import render,redirect
from  .models import  Myrecords

# Create your views here.
def about(request):
      return render(request, 'about.html') 


def  index(request):
      return render(request, 'index.html') 
def add(request):
 return render(request,'add.html')
def login(request):
 return render(request,'login.html')
def dashboard(request):
 return render(request,'dashboard.html')

def addrecord(request):
    fullname=request.POST['fullname']
    email=request.POST['email']
    contact=request.POST.get('contact', False)
    pd=request.POST['pd']

    member = Myrecords(fullname=fullname, email=email,contact=contact,pd=pd)
    member.save()
    data="inserted"
    return render(request,'add.html',{'data':data}) 

def trainerlogin(request):

 msg=""

 if request.method=='POST':
     x=request.POST['em']
     y=request.POST['pwd']
     trainer=Myrecords.objects.filter(em=x,pd=y).count()
     if trainer> 0 :
         request.session['trainerLogin']=True
         return redirect('dashboard/')
     else:
         msg="Invalid!"
         
         return render(request,'login.html',{'msg':msg})

def logout(request):
    del request.session['trainerLogin']
    return redirect('login/')

3)urls.py code of app folder :-

from django.urls import path
from . import views

urlpatterns = [
    path('', views.index, name='index'),

    path('about/', views.about, name='about'),

    path('add/', views.add, name='add'),
    path('login/', views.login, name='login'),
    path('logout/', views.logout, name='logout'),
path('add/addrecord/', views.addrecord, name='addrecord'),
path('login/trainerlogin/', views.trainerlogin, name='trainerlogin'),
path('login/trainerlogin/dashboard/',views.dashboard,name='dashboard')
]

4)urls.py code of project folder :-

from django.contrib import admin
from django.urls import path,include

urlpatterns = [
    path('admin/', admin.site.urls),
    path('myapp/', include('myapp.urls')),

]

5)create templates folder inside your app folder and write code for html files.

dashboard.html file code.

<ul class="navbar-nav mr-auto">

    {% if request.session.trainerLogin %}

    <li class="nav-item">

      <a class="nav-link" href="{% url 'logout' %}">Logout</a>

    </li>

    <li class="nav-item">

      <a class="nav-link" href="#">Welcome,login sucessful</a>

    </li>

    {% else %}

    <li class="nav-item">

      <a class="nav-link" href="{% url 'login' %}">Login</a>

    </li>

    {% endif %}

  </ul>

<h1>login form</h1>
<form action="trainerlogin/" method="post">
{% csrf_token %}
email:<br>
<input name="em">
<br><br>
Password:<br>
<input name="pd">
<br><br>
<input type="submit" value="login">
</form>
{{msg}}

add.html file code :-

<h1>Add member</h1>
<form action="addrecord/" method="post">
{% csrf_token %}
First Name:<br>
<input name="fullname">
<br><br>
email:<br>
<input name="email">
<br><br>
cotnact:<br>
<input name="cotnact">
<br><br>
Password:<br>
<input name="pd">
<br><br>
<input type="submit" value="Submit">
</form>
{{data}}

index.html :-

<h1> this is hom page</h1>

about.html :-

<h1> this is about page</h1>