博客基础_django入门_python从入门到实践_用户登陆、注销与注册

要求

　　登陆、注销系统用户；注册新用户

　　urls.py　　views.py 　　html

　　login.html　　logout.html　　 regiser.html

截图loading

代码

users

# learning_log/   
    python manage.py startapp users
    ls users

# settings.py     learning_log/ users/
    --snip
    INSTALL_APPS=[
        'users',
    ]

# urls.py    users/
urlpatterns=[
    ...
    url('^users/$', 'users.urls', namespace='urls')
]

urls.py　　users/

from django.conf.urls import urls
from django.contrib.auth.views import login

from . import views

urlpatterns=[
    url(r'^login/$', login, {'template_name':'users/login.html'}, name='login'),
    url(r'^logout/$', views.logout_view, name='logout'),
    url(r'^register/$', views.register, name='register')
]

views.py 　　users/

from django.shortcuts import render
from django.http import HttpResponseRedirect 
from django.core.urlresolvers import reverse
from django.contrib.auth import login, logout, authenticate
from django.contrib.auth.forms import UserCreationForm

def logout_view(request):
    logout(request)
    return HttpResponseRedirect(reverse('learning_logs:index'))

def register(request):
    if request.method != 'POST':
        form = UserCreationForm()
    else:
        form = UserCreationForm(data=request.POST)
        if form.is_valid():
            new_user = form.save()
            authenticated_user = authenticate(username=new_user.username, password=request.POST['password1'])
            login(request, authenticated_user)
            return HttpResponseRedirect(reverse('learning_logs:index'))
    context = {'form':form}
    return render(request, 'users/register.html', context)

login.html　　users/templates/users/

{% extends 'learning_logs/base.html' %}

{% block content %}
    {% if form.erros %}
        <p>Your username and password didn't match, please try again.</p>
    {% endif %}
        <form action="{% url 'users:login' %}">
            {% csrf_token %}
            {{ form.as_p }}
            <button name="submit">login in</button>
            <input type="hidden" name="next" value="{% url 'learning_log:index' %}" />
        </form>
{% endblock content %}

register.html　　users/templates/users/

{% extends 'learning_logs/base.html' %}

{% block content %}
    {% if form.erros %}
        <p>Your username and password didn't match, please try again.</p>
    {% endif %}
        <form action="{% url 'users:login' %}">
            {% csrf_token %}
            {{ form.as_p }}
            <button name="submit">login in</button>
            <input type="hidden" name="next" value="{% url 'learning_log:index' %}" />
        </form>
{% endblock content %}

base.html　　learning_logs/templates/learning_logs/