[Django] 14. Authentication with User

• 회원 가입, 회원 탈퇴, 회원정보 수정, 비밀번호 변경

1. 회원 가입

• User를 Create 하는 과정

• UserCreationForm (Built-in)을 사용한다.

  # accounts/urls.py
  
  from django.urls import path
  from . import views
  
  app_name = "accounts"
  urlpatterns = [
      path('login/', views.login, name="login"),
      path('logout/', views.logout, name="logout"),
  		# 이부분을 추가하였따.
      path('signup/', views.signup, name="signup"),
  ]

  # accounts/views.py
  
  
  from django.contrib.auth.forms import AuthenticationForm, UserCreationForm
  from .forms import CustomUserChangeForm, CustomUserCreationForm
  
  def signup(request):
      if request.method == "POST":
          form = CustomUserCreationForm()
          if form.is_valid():
              user = form.save()
              auth_login(request,user)
              return redirect('articles:index')
      else:
          form = CustomUserCreationForm()
      context = {
          'form' : form
      }
      return render(request, 'accounts/signup.html',context)

  # accounts/templates/accounts/signup.html
  
  {% extends 'base.html' %}
  
  {% block content %}
      <h1>회원가입</h1>
      <form action="{% url "accounts:signup" %}" method="POST">
          {% csrf_token %}
          {{  form.as_p  }}
          <input type="submit">
      </form>
  {% endblock content %}

  # accounts/forms.py
  
  from django.contrib.auth import get_user_model
  from django.contrib.auth.forms import UserCreationForm, UserChangeForm
  
  class CustomUserCreationForm(UserCreationForm):
      class Meta(UserCreationForm.Meta):
          model = get_user_model()
  
  class CustomUserChangeForm(UserChangeForm):
      class Meta(UserChangeForm.Meta):
          model = get_user_model()

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