def do_login(request):
try:
if request.method == 'POST':
login_form = LoginForm(request.POST)
if login_form.is_valid():
# 登录
username = login_form.cleaned_data['username']
password = login_form.cleaned_data['password']
user = authenticate(username=username, password=password)
if user is not None:
user.backend = 'django.contrib.auth.backends.ModelBackend' # 指定默认登录验证方式
login(request, user)
else:
return render(request, 'failure.html',
{'reason': '登录验证失败'})
return redirect(request.POST.get('source_url'))
else:
return render(request, 'failure.html',
{'reason': login_form.errors})
else:
login_form = LoginForm()
except Exception as e:
logger.error(e)
return render(request, 'login.html', locals())
def login_view(request): # Logins in user if request is valid.
if request.user.is_authenticated:
return redirect(reverse('show_all'))
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data['username']
pw = form.cleaned_data['password']
user = authenticate(username=username, password=pw)
if user is not None:
if user.is_active:
login(request, user)
return redirect(reverse('show_all'))
else:
form.add_error('username',
'This account has been disabled.')
else:
form.add_error('username', 'Login failed')
else:
form = LoginForm()
return render(request, 'registration/login.html', {'form': form})
def login(request: HttpRequest):
if request.method == "POST":
form = LoginForm(request.POST)
if form.is_valid():
return HttpResponseRedirect("/blog/")
else:
form = LoginForm()
return render(request, "blog/login.html", {"form": form})
def login_function_base_view(request):
if request.method == 'GET':
form = LoginForm()
return render(request, 'login.html', {'form': form})
else:
form = LoginForm(request.POST)
if form.is_valid():
return redirect('/products')
else:
return render(request, '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('blog:index'))
else:
login_form = LoginForm()
context = {'login_form': login_form}
return render(request, 'blog/login.html', context)
def login2(request):
res = {'code': 0}
if request.method == "POST":
gt = GeetestLib(pc_geetest_id, pc_geetest_key)
challenge = request.POST.get(gt.FN_CHALLENGE, '')
validate = request.POST.get(gt.FN_VALIDATE, '')
seccode = request.POST.get(gt.FN_SECCODE, '')
status = request.session[gt.GT_STATUS_SESSION_KEY]
user_id = request.session["user_id"]
if status:
result = gt.success_validate(challenge, validate, seccode, user_id)
else:
result = gt.failback_validate(challenge, validate, seccode)
if result:
# 滑动验证码校验通过
username = request.POST.get('username')
pwd = request.POST.get('password')
user = authenticate(username=username, password=pwd)
if user:
# 用户名密码正确
login(request, user)
else:
# 用户名或密码错误
res['code'] = 1
res['msg'] = '用户名或密码错误'
else:
# 滑动验证码校验失败
res['code'] = 1
res['msg'] = '怪物吃掉了拼图'
return JsonResponse(res)
form_obj = LoginForm()
return render(request, 'login2.html', {'form_obj': form_obj})
def login(request,template):
if request.is_ajax():
if request.method=="POST":
if 'username' in request.POST and 'password' in request.POST:
username=request.POST['username']
password=request.POST['password']
form=LoginForm({'username':username,'password':password})
if form.is_valid():
#return JsonResponse({'data':True})
username=form.cleaned_data['username']
password=form.cleaned_data['password']
#return JsonResponse({'data':True})
data=list(Ouser.objects.filter(username=username,password=password).values('id','username','nickname','img'))
if data:
#存储session
data[0]['img']=Img.objects.filter(id=9).values('name')[0]['name']
request.session[ip_str(request.META['REMOTE_ADDR'])]=data[0]
#data[0]['username']
return JsonResponse({'data':data[0]})
else:
return JsonResponse({'data':False})
elif 'del' in request.POST:
del request.session[ip_str(request.META['REMOTE_ADDR'])]
return JsonResponse({'data':True})
else:
return render_to_response(template)
def Login(request):
'''
用户登录界面逻辑实现
author：陈思齐
:param request:
:return:
'''
context = {}
errors = ''
if request.method == "GET":
form = LoginForm
if request.method == "POST":
form = LoginForm(request.POST)
if form.is_valid():
email = form.cleaned_data['email']
password = form.cleaned_data['password']
user = authenticate(username=email, password=password)
if user and user.is_active:
login(request, user)
if request.POST["referer"] and 'register' not in request.POST[
"referer"]:
return redirect(request.POST["referer"])
else:
return redirect(to='home')
if "HTTP_REFERER" in request.META:
context["referer"] = request.META["HTTP_REFERER"]
else:
context["referer"] = ""
context['form'] = form
context['errors'] = errors
return render(request, "login.html", context)
def login():
login_form = LoginForm()
if login_form.validate_on_submit():
# read values from the login wtform
username = login_form.username.data
password = login_form.password.data
user = User.objects(username=username).first()
# if user != None:
# check if credentials are valid
if user and user.authenticate(username, password):
# store the user ID in the session
session['uid'] = str(user.id)
session['username'] = user.username
session['firstname'] = user.first_name
session['lastname'] = user.last_name
session['biography'] = user.biography
session['role'] = user.role
return redirect("/profile")
# render the login template
return render_template('login/login.html', form=login_form)
def login(request):
"""用户登录"""
hint = ''
backurl = request.GET.get('backurl', 'blog:index')
if request.method == 'POST':
backurl = request.POST['backurl']
form = LoginForm(request.POST)
if form.is_valid():
code_from_session = request.session.get('captcha_code')
code_from_user = form.cleaned_data['code']
if code_from_session.lower() == code_from_user.lower():
username = form.cleaned_data['username']
password = form.cleaned_data['password']
user = User.objects.filter(username=username,
password=password).first()
if user:
request.session['userid'] = user.no
request.session['username'] = user.username
return redirect(backurl)
else:
hint = '用户名或密码错误'
else:
hint = '请输入正确的验证码'
else:
hint = '请输入有效的登录信息'
return render(request, 'blog/login.html', {
'hint': hint,
'backurl': backurl
})
def list_postings(request, id='0'):
#postings = cache.get('postings')
#if postings is None:
# postings = Posting.objects.all().order_by('-date')[:10]
# cache.add('postings', postings)
postings = Posting.objects.all().order_by('-date')[:11]
form = LoginForm()
return render(request, 'index.html', {'postings': postings, 'form': form})
def login():
form = LoginForm()
if form.validate_on_submit():
user = User.query.filter_by(username=form.username.data).first()
login_user(user)
return redirect(url_for('admin.blog_manage'))
else:
return render_template('login.html', form=form)
def user_login(request):
if not request.user.is_authenticated:
if request.method == "POST":
form = LoginForm(request=request, data=request.POST)
if form.is_valid():
uname = form.cleaned_data['username']
upass = form.cleaned_data['password']
user = authenticate(username=uname, password=upass)
if user is not None:
login(request, user)
messages.success(request, 'Logged in Successfully !!')
return HttpResponseRedirect('/blog/dashboard/')
else:
form = LoginForm()
return render(request, 'blog/login.html', {'form': form})
else:
return HttpResponseRedirect('/blog/dashboard/')
def login_view(request, *args, **kwargs):
if request.user.is_active is True:
return redirect('blog:profile')
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data.get('username')
password = form.cleaned_data.get('password')
user = authenticate(username=username, password=password)
if user is not None and user.is_authenticated():
login(request, user)
return redirect('blog:profile')
else:
return redirect('blog:login')
else:
form = LoginForm()
return render(request, 'login.html', locals())
def login():
form = LoginForm()
if form.validate_on_submit():
flash('Login requested for user {}, remember_me={}'.format(
form.username.data, form.remember_me.data))
return redirect(url_for('index'))
return render_template('login.html', title='Sign In', form=form)
def login():
form = LoginForm()
if form.validate_on_submit():
if form.email.data == '*****@*****.**' and form.password.data == 'password':
flash('You have been logged in', 'success')
return redirect(url_for('homepage'))
else:
flash('Login failed. Please enter valid details', 'danger')
return render_template('login.html', title='Login', form=form)
def loginuser(request):
if not request.user.is_authenticated:
print(request.user)
form = LoginForm()
if request.method == "POST":
form = LoginForm(request, data=request.POST)
if form.is_valid():
un = form.cleaned_data.get('username')
pwd = form.cleaned_data.get('password')
user = authenticate(request, username=un, password=pwd)
if user is not None:
login(request, user=user)
return HttpResponseRedirect('/dashboard/')
context = {}
context['form'] = form
return render(request, 'blog/login.html', context)
else:
return HttpResponseRedirect('/dashboard/')
def login(request):
if request.user.is_authenticated():
return HttpResponseRedirect('/')
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data.get('username')
password = form.cleaned_data.get('password')
user = authenticate(username=username, password=password)
if user is not None:
auth_login(request, user)
return HttpResponseRedirect('/')
else:
return HttpResponseRedirect('/login')
else:
form = LoginForm()
return render(request, 'login.html', {'form': form})
def login_view(request):
if request.method == "POST":
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data['username']
pw = form.cleaned_data['password']
user = authenticate(username=username, password=pw)
if user is not None:
login(request, user)
return HttpResponseRedirect('/home')
else:
form.add_error('username', 'Login Failed')
else:
form = LoginForm()
context = {'form': form}
http_response = render(request, 'login.html', context)
return HttpResponse(http_response)
def login():
form = LoginForm()
if form.validate_on_submit():
if form.email.data == '*****@*****.**' and form.password.data == 'password':
flash("You are now logged in!", 'success')
return redirect(url_for('home'))
else:
flash("Login unsuccessful, please check email and password!" ,'danger')
return redirect(url_for('login'))
return render_template("login.html", title="Login", form=form)
def login_view():
"""
Renders a login page and redirects to the index on completion
"""
form = LoginForm(request.form)
if request.method == 'POST' and form.validate():
user = get_user(form.data['shortname'])
login_user(user)
return redirect(url_for('admin.index'))
return render_template_with_models('login.html', form=form)
def login():
form = LoginForm()
if form.validate_on_submit():
if form.email.data == '*****@*****.**' \
and form.password.data == 'pass':
flash('You logged in', 'success')
return redirect(url_for('home'))
else:
flash('login unseccess', 'danger')
return render_template('login.html', title='Login', form=form)
def login():
form = LoginForm()
if form.validate_on_submit():
if form.email.data == '*****@*****.**' and form.password.data == 'password':
flash('You have been logged in!', 'success')
return redirect(url_for('home'))
else:
flash('Login Unsuccessful. Please check username and password',
'danger')
return render_template('login.html', title='Login', form=form)
def login():
form = LoginForm()
if form.validate_on_submit():
if form.email.data == "*****@*****.**" and form.password.data == "start":
flash(f"You have been logged in!", "success")
return redirect(url_for("home"))
else:
flash("Login Unsuccessful. Please check username and password",
"danger")
return render_template("login.html", title="Login", form=form)
def login():
if request.method == 'GET':
session['logged_in'] = True #写入session
form = LoginForm()
return render_template('login.html', form=form)
else:
name = request.form['username']
if name:
session['username'] = name
return redirect(url_for('homepage1'))
def myaccount():
form = LoginForm()
if form.validate_on_submit():
user = User.query.filter_by(email=form.email.data).first()
if user is not None and user.verify_password(form.password.data):
login_user(user)
flash("You have succssfully logged in")
return redirect(url_for("home"))
else:
flash("Unsuccessful, kindly check your details")
return render_template("myaccount.html", title="Login", form=form)
def login_view(request):
if request.user.is_authenticated:
return HttpResponseRedirect("/home")
if request.method == "POST":
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data["username"]
pw = form.cleaned_data["password"]
user = authenticate(username=username, password=pw)
if user is not None:
login(request, user)
return redirect("home")
else:
form.add_error("username", "Login failed")
else:
form = LoginForm()
context = {"form": form}
http_response = render(request, "login.html", context)
return HttpResponse(http_response)
def login():
form=LoginForm()
if form.validate_on_submit():
user=User.query.filter_by(email=form.email.data,password=form.password.data).first()
if user:
login_user(user)
flash(f'Welcome You Successfully loged in','success')
return redirect(url_for('index'))
else:
flash(f'Login Unsuccessfull Try again','danger')
return render_template('login.html',form=form,title='Login')
def login():
form = LoginForm()
if form.validate_on_submit():
user_attempt = User.query.filter_by(email=form.email.data).first()
if user_attempt and user_attempt.check_password(form.password.data):
login_user(user_attempt)
flash(f'Success! You are logged in as {user_attempt.username}', category='success')
return redirect(url_for('blogs'))
else:
flash("Username and Password are not match!", category='danger')
return render_template('login.html', form=form)
def login(request):
form = LoginForm(request.POST)
context = {'form': form}
if form.is_valid():
username = request.POST["username"]
password = request.POST["password"]
user = auth.authenticate(username=username, password=password)
if user is not None:
auth.login(request, user)
return redirect('home')
return render(request, 'blog/login.html', context)
