def login(request):
"""username = request.POST.get('username', '')
password = request.POST.get('password', '')
user = auth.authenticate(request, username=username, password=password)
# 发送此请求的网站
referer = request.META.get('HTTP_REFERER', reverse('home'))
if user is not None:
auth.login(request, user)
# 跳转到首页
return redirect(referer)
else:
return render(request, 'error.html', {'message': '用户名或密码不正确', 'redirect_to': referer})"""
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data.get('user')
auth.login(request, user)
# 跳转到来源页
return redirect(request.GET.get('from', reverse('home')))
else:
login_form = LoginForm()
context = {'login_form': login_form}
return render(request, 'user/login.html', context)
def user_login(request):
if request.method == 'GET':
lform = LoginForm()
return render(request,
'../../Web/templates/login.html',
context={'form': lform})
# else:
# lform = LoginForm(request.POST)
# if lform.is_valid():
# data = lform.cleaned_data
# user = User.objects.filter(username=data.get('username')).first()
#
# # password = lform.cleaned_data.get('password')
# # user = User.objects.filter(username=username).first()
# flag = check_password(data.get('password'), user.password)
# if user and user.is_active:
# flag = check_password(data.get('password'), user.password)
# if flag:
# # token 令牌
# # uid = uuid.uuid4()
# # token = str(uid).replace('-', '')
# # print("++++++++>token :", token)
# # cache.set(token, user, timeout=60 * 30)
#
# # 创建response对象
# # request.session['username'] = username
# # return redirect('user:index', context={'form': lform})
# # return HttpResponseRedirect('/')
# # return render(request, '../../Web/templates/login.html', context={'form': lform, 'msg': '用户名或者密码有误！'})
# username = lform.cleaned_data.get('username')
# request.session['username'] = username
# return HttpResponseRedirect('/')
# else:
# return render(request, '../../Web/templates/login.html', context={'form': lform, 'msg': '请检查用户名或者用户没有激活！'})
# return render(request, '../../Web/templates/login.html', context={'form': lform, 'msg': '用户名或者密码有误！'})
else:
lform = LoginForm(request.POST)
if lform.is_valid():
username = lform.cleaned_data.get('username')
password = lform.cleaned_data.get('password')
user = User.objects.filter(username=username).first()
flag = check_password(password, user.password)
if flag:
# 保存session信息
username = lform.cleaned_data.get('username')
request.session['username'] = username
return HttpResponseRedirect('/')
else:
return render(request,
'../../Web/templates/login.html',
context={
'form': lform,
'msg': '请检查用户名或者用户没有激活！'
})
return render(request,
'../../Web/templates/login.html',
context={
'form': lform,
'msg': '用户名或者密码有误！'
})
def loginView(request):
context = {}
user = request.user
if user.is_authenticated:
return HttpResponseRedirect(reverse('home'))
if request.POST:
form = LoginForm(request.POST)
if form.is_valid():
email = request.POST['email']
password = request.POST['password']
user = authenticate(username=email, password=password)
if user:
login(request, user)
return HttpResponseRedirect(reverse('home'))
else:
form = LoginForm()
context['form'] = form
return render(request, "user/login.html", context)
def user_login(request):
if request.method == 'GET':
lform = LoginForm()
return render(request, 'login.html', context={'form': lform})
else:
lform = LoginForm(request.POST)
if lform.is_valid():
data = lform.cleaned_data
user = User.objects.filter(username=data.get('username')).first()
if user and user.is_active:
flag = check_password(data.get('password'), user.password)
if flag:
# token 令牌
uid = uuid.uuid4()
token = str(uid).replace('-', '')
print("++++++++>token :", token)
cache.set(token, user, timeout=60 * 30)
# 创建response对象
res = HttpResponse('用户登录成功')
res.set_cookie('token_', token)
return res
else:
return render(request,
'login.html',
context={
'form': lform,
'msg': '请检查用户名或者用户没有激活！'
})
return render(request,
'login.html',
context={
'form': lform,
'msg': '用户名或者密码有误！'
})
def login_view(request):
if request.method == "POST":
form = LoginForm(request.POST)
if form.is_valid():
user = authenticate(username=form.cleaned_data["username"],
password=form.cleaned_data["password"])
if user is not None and user.is_confirmed != "NOT_CONFIRMED":
login(request, user)
return redirect(reverse('root'))
else:
return render(
request, "login.html", {
"form":
form,
"errors": [
"Incorrect login or password or you need to confirm your account"
]
})
else:
return render(request, "login.html", {"form": form})
else:
if request.user.is_authenticated:
return redirect(reverse('profile'))
form = LoginForm()
return render(request, "login.html", {"form": form})
def login(request):
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
identifier = login_form.cleaned_data['identifier']
password = login_form.cleaned_data['password']
user = authenticate(request,
username=identifier,
password=password)
if user != None:
login_user(request, user)
return redirect('main-page')
else:
context_dict = {
'form': login_form,
'invalid_credentials': True
}
return render(request, 'user/login.html', context_dict)
else:
context_dict = {'form': login_form, 'invalid_credentials': True}
return render(request, 'user/login.html', context_dict)
else:
login_form = LoginForm()
context_dict = {'form': login_form, 'invalid_credentials': False}
return render(request, 'user/login.html', context_dict)
def login_account(request):
try:
args={}
form = LoginForm()
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
cd = form.cleaned_data
username = cd['username']
password = cd['password']
user = authenticate(username=username, password=password)
if user is not None:
if user.is_active:
# update last login in database
result = User.objects.filter(username=username).update(last_login=datetime.datetime.now())
login(request, user) #Django buildin login method
# request.session['bookserviceUser'] = username
# response = HttpResponse()
# response.set_cookie('bookserviceLogin', 'True')
return HttpResponseRedirect('/test/')
else:
messages.add_message(request, messages.INFO, 'This account has been disabled.')
else:
messages.add_message(request, messages.INFO, 'Invalid Username and Password')
else:
args['form'] = form
return render(request, 'user/login.html', args)
else:
return render(request, 'user/login.html', {'form':form})
except:
messages.add_message(request, messages.ERROR, sys.exc_info()[1])
return render(request, 'user/login.html', {'form':form})
def login_view(request):
if request.method == "POST":
login_form = LoginForm(request.POST)
if login_form.is_valid():
cd = login_form.cleaned_data
user = authenticate(username=cd['username'],
password=cd['password'])
if user:
# request.session["info"] = "infomation"
'''用户登陆后，Django会自动调用默认的session应用，
将用户的id存至session中，通常情况下，login与authenticate
配合使用'''
login(request, user)
# request.session.set_expiry(0) # 关闭浏览器自动退出登录
return HttpResponseRedirect(reverse('file:file'))
else:
return render(
request, 'user/login.html', {
"form": login_form,
'status': 'ERROR Incorrect username or password'
})
else:
return render(request, 'user/login.html', {
"form": login_form,
'status': '输入不合法'
})
elif request.method == "GET":
if request.user.is_authenticated:
return HttpResponseRedirect(reverse('file:file'))
else:
login_form = LoginForm()
return render(request, 'user/login.html', {"form": login_form})
def loginUser(request):
if request.method == "POST":
form = LoginForm(request.POST)
if form.is_valid():
messages.success(request, 'Successfully Logged in')
username = form.cleaned_data.get("username")
password = form.cleaned_data.get("password")
user = authenticate(username=username, password=password)
login(request, user)
return redirect("index")
else:
context = {
"form": form
}
return render(request, "login.html", context)
else:
form = LoginForm()
context = {
"form": form
}
return render(request, "login.html", context)
def user_login(request):
context = {}
if request.method == "GET":
form = LoginForm()
context['form'] = form
return render(request, "user/login.html", context=context)
else:
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data.get("username")
password = form.cleaned_data.get("password")
# 方式一： 没有继承AbstractUser的用户使用这种方法
"""
# 进行数据库查询
user = UserProfile.objects.filter(username=username).first()
# 判断密码是否正确
flag = check_password(password, user.password)
if flag:
# 保存登录的session信息
request.session['username'] = username
# 跳转到主页
"""
context.update(get_index_info())
context["msg"] = 'loginSuccess'
# 方式二： 继承了AbstractUser的用户 可以使用
user = authenticate(username=username, password=password)
if user:
login(request, user) # 将用户对象保存到底层的request中(session)
return render(request, "index.html", context=context)
return render(request,
"user/login.html",
context={
"form": form,
"msg": "login_error"
})
def user_login(request):
'''username = request.POST.get('username','')
password = request.POST.get('password','')
user = authenticate(request, username=username, password=password)
#current_http = request.META.get('HTTP_REFERER','/') #获得当前网址,'/'为默认的网址，首页
current_http = request.META.get('HTTP_REFERER', reverse('home')) #反向解析home获得home的网址
if user is not None:
login(request, user)
# Redirect to a success page.
return redirect(current_http)
else:
# Return an 'invalid login' error message.
return render(request,'blog/error.html',{'messege':'用户名或密码不正确'})'''
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data['user']
login(request, user)
# Redirect to a success page.
return redirect(request.GET.get('from', reverse('home')))
else:
login_form = LoginForm()
context = {}
context['login_form'] = login_form
return render(request, 'login.html', context)
def login(request):
# Creamos el formulario de autenticación vacío
form = LoginForm()
if request.method == "POST":
# Añadimos los datos recibidos al formulario
form = LoginForm(data=request.POST)
# Si el formulario es válido...
if form.is_valid():
# Recuperamos las credenciales validadas
username = form.cleaned_data['username']
password = form.cleaned_data['password']
# Verificamos las credenciales del usuario
user = authenticate(username=username, password=password)
# Si existe un usuario con ese nombre y contraseña
if user is not None:
# Hacemos el login manualmente
do_login(request, user)
# Y le redireccionamos a la portada
return redirect('/')
form.add_error('username','El nombre de usuario o la contraseña no existen')
# Si llegamos al final renderizamos el formulario
return render(request, "login.html", {'form': form})
def login():
if request.method == 'POST':
form = LoginForm(request.form)
if form.validate():
login_user(form.user, remember=form.remember_me.data)
flash('Successfully logged in as %s' % form.user.email, 'success')
return redirect(request.args.get('next') or url_for('homepage'))
else:
form = LoginForm()
return render_template('user/login.html', form=form)
def login(request):
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data['user']
auth.login(request, user)
return redirect(request.GET.get('from', reverse('home')))
else:
login_form = LoginForm()
return render(request, 'login/login.html', {'login_form': login_form})
def login(request):
content = {}
if request.method == "POST":
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data['user']
auth.login(request, user)
return redirect(request.GET.get('from', reverse('home')))
else:
login_form = LoginForm()
content['login_form'] = login_form
return render(request, 'user/login.html', content)
def login(request):
if request.method == 'POST': # 加判断login这个方法是打开登录页面的处理，还是提交登录数据的请求。相当于2个方法合并到一个来。
login_form = LoginForm(request.POST) # 将post传来的数据实例化成表单
if login_form.is_valid():
user = login_form.cleaned_data["user"]
auth.login(request, user)
return redirect(request.GET.get("from", reverse('home')))
else:
login_form = LoginForm() # request方法不是POST
context = {} # if分支的共有部分，都会执行以下代码。
context['login_form'] = login_form
return render(request, 'login.html', context)
def login(request):
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data['user']
auth.login(request, user)
return redirect( reverse('home'))
else:
login_form = LoginForm()
context = {}
context['login_form'] = login_form
return render(request, 'templates_user/login.html', context)
def login(request):
if request.method == "POST":
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data['user']
auth.login(request, user)
return redirect(
request.GET.get('from', reverse('home')).split('?from=')[-1])
else:
login_form = LoginForm()
context = {
'login_form': login_form,
}
return render(request, 'user/login.html', context)
def Login(request):
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
user = login_form.cleaned_data['user']
login(request, user)
return redirect(request.GET.get('from'))
else:
login_form = LoginForm()
context = {
'login_form': login_form
}
return render(request, 'user/login.html', context)
def login_view(request):
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
user_email = form.cleaned_data['email']
password = form.cleaned_data['password']
user = authenticate(email=user_email, password=password)
if user:
login(request, user)
return redirect('index')
return render(request, 'login.html', {'form': form})
else:
form = LoginForm()
return render(request, 'login.html', {'form': form})
def login(request):
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
user = auth.authenticate(username=form.username,
password=form.password)
if user:
auth.login(request, user)
return redirect('index')
form = LoginForm()
context = {
'form': form,
}
return render(request, 'user/login.html', context)
def login(request):
if request.method == 'POST':
form = LoginForm(request.POST)
username = form.data['username']
password = form.data['password']
student = Student.objects.all().filter(username = username).filter(password = password)
if form.is_valid():
if len(student)==0 :
return render(request, 'student_login.html', {'form': form})
else:
request.session['username'] = username
return HttpResponseRedirect('/student')
else:
form = LoginForm()
return render(request, 'student_login.html', {'form': form})
def login(request):
if request.method == 'POST':
form = LoginForm(request.POST)
username = form.data['username']
password = form.data['password']
instructor = Instructor.objects.all().filter(username = username).filter(password = password)
# user = Instructor.authenticate(request, username=username, password=password)
if form.is_valid():
if len(instructor)==0 :
return render(request, 'instructor_login.html', {'form': form})
else:
request.session['username'] = username
return HttpResponseRedirect('/instructor')
else:
form = LoginForm()
return render(request, 'instructor_login.html', {'form': form})
def user_login(request):
if request.method == 'GET':
return render(request, 'user/login.html')
else:
lform = LoginForm(request.POST)
if lform.is_valid():
username = lform.cleaned_data.get('username')
password = lform.cleaned_data.get('password')
#进行数据库的查询
user = UserProfile.objects.filter(username=username).first()
# if user:
# flag=check_password(password,user.password)
# if flag:
# # 保存session信息
# request.session['username']=username
#方式二 前提是继承了AbstractUser
user = authenticate(username=username, password=password)
if user:
print(user)
res = login(request, user) # # 将用户对象保存在底层的request中 （session）
print(res)
return redirect(reverse('index')) #
return render(request,
'user/login.html',
context={'errors': lform.errors})
def login():
form = LoginForm()
error = None
if request.method == 'GET' and request.args.get('next'):
session['next'] = request.args.get('next')
if form.validate_on_submit():
user = User.objects.filter(username=form.username.data).first()
if user:
if bcrypt.hashpw(form.password.data.encode('utf-8'),
user.password.encode(
'utf-8')) == user.password.encode('utf-8'):
session['username'] = form.username.data
if 'next' in session:
next = session.get('next')
session.pop('next')
return redirect(next)
else:
message = 'Login efetuado com sucesso.'
return redirect(
url_for('user_app.profile', username=user.username))
else:
user = None
if not user:
error = 'Senha ou nome de usuário incorreto'
return render_template('user/login.html', form=form, error=error)
def login():
form = LoginForm()
error = None
if request.method == 'GET' and request.args.get('next'):
session['next'] = request.args.get('next')
if form.validate_on_submit():
user = User.objects.filter(
username=form.username.data
).first()
if user:
if bcrypt.hashpw(form.password.data, user.password) == user.password:
session['username'] = form.username.data
if 'next' in session:
next = session.get('next')
session.pop('next')
return redirect(next)
else:
return 'User logged in'
else:
user = None
if not user:
error = 'Incorrect credentials'
return render_template('user/login.html', form=form, error=error)
def user_login(request):
context = dict()
form = LoginForm(request.POST or None)
context["form"] = form
if form.is_valid():
email = form.cleaned_data.get("email")
password = form.cleaned_data.get("password")
# if username is not exists throw and error to user
try:
username = User.objects.get(email=email).username
except User.DoesNotExist:
messages.info(request, "Username is wrong.")
return render(request, "user/login.html", context)
# check username and password are correct
user = authenticate(request, username=username, password=password)
if user is None:
messages.info(request, "Username or password is wrong")
return render(request, "user/login.html", context)
else:
messages.success(request, "You have successfully logged in.")
# start new session for user
login(request, user)
return redirect("index")
return render(request, "user/login.html", context)
def blog_detail(request, blog_id):
blog = get_object_or_404(Blog, pk=blog_id)
# 浏览器再次刷新时不会更新阅读数
read_cookie_key = ReadStatistics(request, blog)
blog_content_type = ContentType.objects.get_for_model(blog)
comments = Comment.objects.filter(content_type=blog_content_type, object_id=blog.pk,
parent=None)
# 支持markdown语法
config = {
'codehilite': {
'use_pygments': False,
'css_class': 'prettyprint linenums',
}
}
# strip_html = re.sub('<[^<]+?>', '', blog.content)
blog.body = markdown.markdown(blog.content,
extensions=['codehilite'], extension_configs=config)
data = {
"content_type": blog_content_type.model,
"object_id": blog_id,
"reply_comment_id": 0,
}
context = {
"blog": blog,
"previous_blog": Blog.objects.filter(create_time__gt=blog.create_time).last(),
"next_blog": Blog.objects.filter(create_time__lt=blog.create_time).first(),
"comments": comments.order_by("-comment_time"),
"comments_count": Comment.objects.filter(content_type=blog_content_type, object_id=blog.pk).count(),
"comment_form": CommentForm(initial=data),
"login_form": LoginForm()
}
response = render(request, "blog/blog_detail.html", context)
response.set_cookie(read_cookie_key, "true") # 设置cookie
return response
def login():
"""The login function allow the user entry into the application
depending on whether their password is correct or not.
"""
form = LoginForm()
error = None
_set_next_variable_to_session_if_found()
if form.validate_on_submit():
user = User.objects.filter(email=form.email.data).first()
if not user:
error = errors.INCORRECT_CREDENTIALS
else:
if not _is_email_address_confirmed(user):
error = errors.EMAIL_VERIFICATION
elif Password.check_password(form.password.data, user.password):
Session.add(session_name="username",
session_value=user.username.lower())
return redirect(url_for("home_app.home"))
else:
error = errors.INCORRECT_CREDENTIALS
return render_template("users/login/login.html", error=error, form=form)
def blog_detail(request, blog_pk):
context = {}
# pk = urls.py中对应的path名称
blog = get_object_or_404(Blog, pk=blog_pk)
# 记录阅读量
read_cookie_key = read_statistics_once_read(request, blog)
# 评论对象
blog_content_type = ContentType.objects.get_for_model(blog)
comments = Comment.objects.filter(content_type=blog_content_type,
object_id=blog.pk,
parent=None)
context['blog'] = blog
context['user'] = request.user
context['comments'] = comments.order_by('-comment_time')
# form表单
context['comment_form'] = CommentForm(
initial={
'content_type': blog_content_type.model,
'object_id': blog_pk,
'reply_comment_id': 0
})
context['login_form'] = LoginForm()
# 获取比当前blog创建时间晚的博客集合中最后一条
context['previous_blog'] = Blog.objects.filter(
created_time__gt=blog.created_time).last()
# 获取比当前blog创建时间早的博客集合中第一条
context['next_blog'] = Blog.objects.filter(
created_time__lt=blog.created_time).first()
# 设置cookie用于记录阅读量
response = render(request, 'blog/blog_detail.html', context)
response.set_cookie(read_cookie_key, 'true')
return response
