User Model লগইন রেজিস্ট্রেশন (default )

python manage.py migrate

python manage.py createsuperuser

python manage.py startapp accounts

INSTALLED_APPS = [
    'accounts',
]

from django.urls import path,include 

urlpatterns = [
    path('', include('django.contrib.auth.urls')),

]

from django.contrib.auth import views as auth_views

urlpatterns = [
    # ... your other URL patterns ...
    path('login/', auth_views.LoginView.as_view(template_name='login.html'), name='login'),
    path('logout/', auth_views.LogoutView.as_view(), name='logout'),
    path('password_change/', auth_views.PasswordChangeView.as_view(template_name='password_change.html'), name='password_change'),
    path('password_change/done/', auth_views.PasswordChangeDoneView.as_view(template_name='password_change_done.html'), name='password_change_done'),
    path('password_reset/', auth_views.PasswordResetView.as_view(template_name='password_reset.html'), name='password_reset'),
    path('password_reset/done/', auth_views.PasswordResetDoneView.as_view(template_name='password_reset_done.html'), name='password_reset_done'),
    path('password_reset/<uidb64>/<token>/', auth_views.PasswordResetConfirmView.as_view(template_name='password_reset_confirm.html'), name='password_reset_confirm'),
    path('password_reset/complete/', auth_views.PasswordResetCompleteView.as_view(template_name='password_reset_complete.html'), name='password_reset_complete'),
]

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

urlpatterns = [
    path('admin/', admin.site.urls),
    path('accounts/', include("accounts.urls")),
]

python manage.py runserver

from django import forms 
from django.contrib.auth.forms import UserCreationForm
from django.contrib.auth.models import User

class SignupForm(UserCreationForm):
    class Meta:
        model = User 
        fields = ['username', 'password1', 'password2']

class LoginForm(forms.Form):
    username = forms.CharField()
    password = forms.CharField(widget=forms.PasswordInput)

from django.shortcuts import render, redirect
from django.contrib.auth import authenticate, login, logout 
from .forms import UserCreationForm, LoginForm


# Create your views here.
# Home page
def index(request):
    return render(request, 'registration/index.html')

# signup page
def user_signup(request):
    if request.method == 'POST':
        form = UserCreationForm(request.POST)
        if form.is_valid():
            form.save()
            return redirect('login')
    else:
        form = UserCreationForm()
    return render(request, 'registration/signup.html', {'form': form})

# login page
def user_login(request):
    if request.method == 'POST':
        form = LoginForm(request.POST)
        if form.is_valid():
            username = form.cleaned_data['username']
            password = form.cleaned_data['password']
            user = authenticate(request, username=username, password=password)
            if user:
                login(request, user)    
                return redirect('home')
    else:
        form = LoginForm()
    return render(request, 'registration/login.html', {'form': form})

# logout page
def user_logout(request):
    logout(request)
    return redirect('login')

<h1>Signup</h1>
<form method="POST">
    {% csrf_token %}
    {{ form.as_p }}
    <button type="submit">Signup</button>
    <a href="{% url 'login' %}">Already have account?</a>
</form>

<h1>Login</h1>
<form method="POST">
    {% csrf_token %}
    {{ form.as_p }}
    <button type="submit">Login</button>
    <a href="{% url 'signup' %}">Dont have Account Create</a>
</form>

{% if request.user.is_authenticated %}
  <p>{{ request.user.username }}</p>
  <a href="{% url 'logout' %}">Logout</a>
{% else %}
  <a href="{% url 'login' %}">Login</a>
  <a href="{% url 'signup' %}">Signup</a>
{% endif %}

<h1>Welcome!</h1>

from django.urls import path
from . import views

urlpatterns = [
    path('', views.index, name='home'),
    path('login/', views.user_login, name='login'),
    path('signup/', views.user_signup, name='signup'),
    path('logout/', views.user_logout, name='logout'),
]

{% load static %}
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title> Authentication </title>
    <!-- Font Icon -->
    <link rel="stylesheet" href="{% static 'fonts/material-icon/css/material-design-iconic-font.min.css' %}">
    <link rel="stylesheet" href="{% static 'css/style.css' %}">


</head>
<body>
    <div class="main">
        {% block content %}

        {% endblock %}

    </div>
   


</body>
</html>

# settings.py
import os
STATICFILES_DIRS = [
    os.path.join(BASE_DIR, 'static'),
]
STATIC_ROOT = os.path.join(BASE_DIR, 'staticfiles')  # Define your STATIC_ROOT

from django.http import HttpResponse
def home(request):
    return HttpResponse("home")

# models.py
from django.contrib.auth.models import AbstractUser
from django.db import models

class CustomUser(AbstractUser):
    email = models.EmailField(unique=True)

    # Add any additional fields or methods as needed

AUTH_USER_MODEL = 'accounts.CustomUser'

# forms.py
from django import forms
from django.contrib.auth.forms import UserCreationForm
from .models import CustomUser

class CustomUserCreationForm(UserCreationForm):
    class Meta:
        model = CustomUser
        fields = ['username','email', 'password1', 'password2']
        

# myapp/views.py
from django.shortcuts import render, redirect
from django.contrib.auth.forms import UserCreationForm
from django.contrib.auth import login
from .forms import CustomUserCreationForm



def register(request):
    if request.method == 'POST':
        form = CustomUserCreationForm(request.POST)
        if form.is_valid():
            user = form.save()
            login(request, user)
            return redirect('home')  # Replace 'home' with your desired URL after registration
    else:
        form = CustomUserCreationForm()
    return render(request, 'registration/register.html', {'form': form})

from django.urls import path,include 
from . import views
urlpatterns = [
    path('', include('django.contrib.auth.urls')),
    path("home",views.home,name="home"),
    path('register',views.register,name="register"),

]

{% extends "registration/base.html" %}
{% block content  %}
    <h1>Register</h1>
    <form action="" method="post">
        {% csrf_token %}
        {% for field in form %}
            {% if field.errors %}
                <p>{{ field.errors }}</p>
            {% endif %}
            <label for="{{ field.name }}">{{ field.label }}</label>
            {{ field }}
            <br/>
        {% endfor %}
        <input type="submit" value="Register">
    </form>
    {% endblock  %}

{% extends "registration/base.html" %}
{% load static %}
{% block content %}
    <section class="signup">
        <div class="container">
            <div class="signup-content">
                <div class="signup-form">
                    <h2 class="form-title">Register</h2>
                    <form method="post" action="{% url 'register' %}" class="register-form" id="register-form" novalidate>
                        {% csrf_token %}
                        {{ form.non_field_errors }}

                        <div class="form-group">
                            <label for="{{ form.username.id_for_label }}">
                                <i class="zmdi zmdi-account material-icons-name"></i>
                            </label>
                            {{ form.username }}
                            <div class="invalid-feedback">
                                {{ form.username.errors }}
                            </div>
                        </div>


                        <div class="form-group">
                            <label for="{{ form.email.id_for_label }}">
                                <i class="zmdi zmdi-email material-icons-name"></i> 
                            </label>
                            {{ form.email }}
                            <div class="invalid-feedback">
                                {{ form.email.errors }}
                            </div>
                        </div>



                        <div class="form-group">
                            <label for="{{ form.password1.id_for_label }}">
                                <i class="zmdi zmdi-lock"></i>
                            </label>
                            {{ form.password1 }}
                            <div class="invalid-feedback">
                                {{ form.password1.errors }}
                            </div>
                        </div>

                        <div class="form-group">
                            <label for="{{ form.password2.id_for_label }}">
                                <i class="zmdi zmdi-lock-outline"></i>
                            </label>
                            {{ form.password2 }}
                            <div class="invalid-feedback">
                                {{ form.password2.errors }}
                            </div>
                        </div>

                        <!-- <div class="form-group">
                            <input type="checkbox" name="agree-term" id="agree-term" class="agree-term" />
                            <label for="agree-term" class="label-agree-term">
                                <span><span></span></span>I agree all statements in  
                                <a href="#" class="term-service">Terms of service</a>
                            </label>
                        </div> -->

                        <div class="form-group form-button">
                            <input type="submit" name="signup" id="signup" class="form-submit" value="Register"/>
                        </div>
                    </form>
                </div>
                <div class="signup-image">
                    <!-- You can customize this image or remove it -->
                    <figure><img src="{% static 'images/signup-image.jpg' %}" alt="signup image"></figure>
                    <a href="{% url 'login' %}" class="signup-image-link">I am already a member</a>
                </div>
            </div>
        </div>
    </section>
{% endblock %}

{% extends 'registration/base.html' %}
{% load static %}
{% block content %}
    <section class="sign-in">
        <div class="container">
            <div class="signin-content">
                <div class="signin-image">
                    <figure><img src="{% static 'images/signin-image.jpg' %}" alt="signin image"></figure>
                    <a href="{% url 'register' %}" class="signup-image-link">Create an account</a>
                </div>
                <div class="signin-form">
                    <h2 class="form-title">Log in</h2>
                    <form method="post" class="register-form" id="login-form">
                        {% csrf_token %}
                        <div class="form-group">
                            <label for="your_name"><i class="zmdi zmdi-account material-icons-name"></i></label>
                            <input type="text" name="username" id="your_name" placeholder="Your Name" required />
                        </div>
                        <div class="form-group">
                            <label for="your_pass"><i class="zmdi zmdi-lock"></i></label>
                            <input type="password" name="password" id="your_pass" placeholder="Password" required />
                        </div>
                        <div class="form-group">
                            <input type="checkbox" name="remember-me" id="remember-me" class="agree-term" />
                            <label for="remember-me" class="label-agree-term"><span><span></span></span>Remember me</label>
                        </div>
                        <div class="form-group form-button">
                            <input type="submit" name="signin" id="signin" class="form-submit" value="Log in" />
                        </div>
                    </form>
                    <div class="social-login">
                        <span class="social-label">Or login with</span>
                        <ul class="socials">
                            <li><a href="#"><i class="display-flex-center zmdi zmdi-facebook"></i></a></li>
                            <li><a href="#"><i class="display-flex-center zmdi zmdi-twitter"></i></a></li>
                            <li><a href="#"><i class="display-flex-center zmdi zmdi-google"></i></a></li>
                        </ul>
                    </div>
                </div>
            </div>
        </div>
    </section>
{% endblock %}

LOGIN_REDIRECT_URL = 'home'  

#gmail_send/settings.py
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = 'smtp.gmail.com'
EMAIL_HOST_USER = 'olee.techs@gmail.com'
EMAIL_HOST_PASSWORD = 'jzsbfkxvmxiabwow' #past the key or password app here
EMAIL_PORT = 587
EMAIL_USE_TLS = True
DEFAULT_FROM_EMAIL = 'from oleetech'

from django.db.models.signals import post_save
from django.dispatch import receiver
from django.contrib.auth.models import User

@receiver(post_save, sender=User)
def deactivate_new_user(sender, instance, created, **kwargs):
    # যদি নতুন ইউজার তৈরি হয়, তাহলে `is_active` ফিল্ডটি False সেট করুন
    if created and instance.is_active:  # Check if user is created and active by default
        instance.is_active = False
        instance.save()

from django.apps import AppConfig

class AccountsConfig(AppConfig):
    name = 'accounts'

    def ready(self):
        import accounts.signals  # Signals রেজিস্টার করুন

# settings.py
INSTALLED_APPS = [
    # অন্যান্য অ্যাপগুলো
    'accounts.apps.AccountsConfig',  # Signals সহ Accounts অ্যাপটি ব্যবহার করুন
]