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account: 补充注释

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pull/5/head
lunhun 4 months ago
parent d961cd1bdf
commit 5854b4eab4
2 changed files with 114 additions and 80 deletions
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39
accounts/forms.py
Unescape View File

@ -8,19 +8,26 @@ from . import utils
from .models import BlogUser
# ------------------------- 登录表单 -------------------------
class LoginForm(AuthenticationForm):
"""登录表单类（继承 Django 内置 AuthenticationForm）"""
def __init__(self, *args, **kwargs):
super(LoginForm, self).__init__(*args, **kwargs)
# 自定义输入框样式
self.fields['username'].widget = widgets.TextInput(
attrs={'placeholder': "username", "class": "form-control"})
self.fields['password'].widget = widgets.PasswordInput(
attrs={'placeholder': "password", "class": "form-control"})
# ------------------------- 注册表单 -------------------------
class RegisterForm(UserCreationForm):
"""用户注册表单（继承 Django 自带 UserCreationForm）"""
def __init__(self, *args, **kwargs):
super(RegisterForm, self).__init__(*args, **kwargs)
# 为每个字段自定义前端样式与提示文本
self.fields['username'].widget = widgets.TextInput(
attrs={'placeholder': "username", "class": "form-control"})
self.fields['email'].widget = widgets.EmailInput(
@ -31,17 +38,23 @@ class RegisterForm(UserCreationForm):
attrs={'placeholder': "repeat password", "class": "form-control"})
def clean_email(self):
"""检查邮箱是否已被注册"""
email = self.cleaned_data['email']
if get_user_model().objects.filter(email=email).exists():
raise ValidationError(_("email already exists"))
raise ValidationError(_("email already exists")) # 抛出重复邮箱异常
return email
class Meta:
"""指定绑定的模型和表单字段"""
model = get_user_model()
fields = ("username", "email")
# ------------------------- 忘记密码表单 -------------------------
class ForgetPasswordForm(forms.Form):
"""用户通过邮箱重置密码的表单"""
# 新密码输入
new_password1 = forms.CharField(
label=_("New password"),
widget=forms.PasswordInput(
@ -52,6 +65,7 @@ class ForgetPasswordForm(forms.Form):
),
)
# 新密码确认输入
new_password2 = forms.CharField(
label="确认密码",
widget=forms.PasswordInput(
@ -62,6 +76,7 @@ class ForgetPasswordForm(forms.Form):
),
)
# 邮箱输入
email = forms.EmailField(
label='邮箱',
widget=forms.TextInput(
@ -72,6 +87,7 @@ class ForgetPasswordForm(forms.Form):
),
)
# 验证码输入
code = forms.CharField(
label=_('Code'),
widget=forms.TextInput(
@ -82,36 +98,39 @@ class ForgetPasswordForm(forms.Form):
),
)
# ----------- 字段验证逻辑 -----------
def clean_new_password2(self):
"""验证两次输入的新密码是否一致，并校验密码强度"""
password1 = self.data.get("new_password1")
password2 = self.data.get("new_password2")
if password1 and password2 and password1 != password2:
raise ValidationError(_("passwords do not match"))
password_validation.validate_password(password2)
raise ValidationError(_("passwords do not match")) # 两次密码不一致
password_validation.validate_password(password2) # 使用Django内置规则验证密码强度
return password2
def clean_email(self):
"""验证邮箱是否存在于数据库"""
user_email = self.cleaned_data.get("email")
if not BlogUser.objects.filter(
email=user_email
).exists():
# todo 这里的报错提示可以判断一个邮箱是不是注册过，如果不想暴露可以修改
if not BlogUser.objects.filter(email=user_email).exists():
# 这里可以根据项目安全策略决定是否提示“邮箱不存在”
raise ValidationError(_("email does not exist"))
return user_email
def clean_code(self):
"""验证邮箱验证码是否正确或过期"""
code = self.cleaned_data.get("code")
error = utils.verify(
email=self.cleaned_data.get("email"),
code=code,
)
if error:
if error: # utils.verify 返回错误信息时表示验证失败
raise ValidationError(error)
return code
# ------------------------- 验证码邮箱发送表单 -------------------------
class ForgetPasswordCodeForm(forms.Form):
"""发送邮箱验证码表单，仅校验邮箱格式"""
email = forms.EmailField(
label=_('Email'),
)

155
accounts/views.py
Unescape View File

@ -7,11 +7,9 @@ from django.contrib.auth import get_user_model
from django.contrib.auth import logout
from django.contrib.auth.forms import AuthenticationForm
from django.contrib.auth.hashers import make_password
from django.http import HttpResponseRedirect, HttpResponseForbidden
from django.http import HttpResponseRedirect, HttpResponseForbidden, HttpResponse
from django.http.request import HttpRequest
from django.http.response import HttpResponse
from django.shortcuts import get_object_or_404
from django.shortcuts import render
from django.shortcuts import get_object_or_404, render
from django.urls import reverse
from django.utils.decorators import method_decorator
from django.utils.http import url_has_allowed_host_and_scheme
@ -26,147 +24,159 @@ from . import utils
from .forms import RegisterForm, LoginForm, ForgetPasswordForm, ForgetPasswordCodeForm
from .models import BlogUser
logger = logging.getLogger(__name__)
logger = logging.getLogger(__name__) # 初始化日志记录器
# Create your views here.
# ------------------------- 注册视图 -------------------------
class RegisterView(FormView):
"""用户注册视图"""
form_class = RegisterForm
template_name = 'account/registration_form.html'
template_name = 'account/registration_form.html' # 注册页面模板路径
@method_decorator(csrf_protect)
@method_decorator(csrf_protect) # 防止CSRF攻击
def dispatch(self, *args, **kwargs):
return super(RegisterView, self).dispatch(*args, **kwargs)
def form_valid(self, form):
"""当表单验证通过时调用"""
if form.is_valid():
user = form.save(False)
user.is_active = False
user.source = 'Register'
user.save(True)
site = get_current_site().domain
sign = get_sha256(get_sha256(settings.SECRET_KEY + str(user.id)))
if settings.DEBUG:
user = form.save(False) # 保存用户但不提交数据库
user.is_active = False # 新注册用户默认未激活
user.source = 'Register' # 标记注册来源
user.save(True) # 保存到数据库
site = get_current_site().domain # 获取当前站点域名
sign = get_sha256(get_sha256(settings.SECRET_KEY + str(user.id))) # 生成验证签名
if settings.DEBUG: # 开发环境下替换站点域名
site = '127.0.0.1:8000'
# 生成邮箱验证链接
path = reverse('account:result')
url = "http://{site}{path}?type=validation&id={id}&sign={sign}".format(
site=site, path=path, id=user.id, sign=sign)
# 邮件内容
content = """
<p>请点击下面链接验证您的邮箱</p>
<a href="{url}" rel="bookmark">{url}</a>
再次感谢您！
<br />
如果上面链接无法打开，请将此链接复制至浏览器。
{url}
""".format(url=url)
<p>请点击下面链接验证您的邮箱</p>
<a href="{url}" rel="bookmark">{url}</a>
再次感谢您！
<br />
如果上面链接无法打开，请将此链接复制至浏览器。
{url}
""".format(url=url)
# 发送验证邮件
send_email(
emailto=[
user.email,
],
emailto=[user.email],
title='验证您的电子邮箱',
content=content)
content=content
)
url = reverse('accounts:result') + \
'?type=register&id=' + str(user.id)
# 注册成功后跳转到结果页面
url = reverse('accounts:result') + '?type=register&id=' + str(user.id)
return HttpResponseRedirect(url)
else:
return self.render_to_response({
'form': form
})
# 验证失败重新渲染表单
return self.render_to_response({'form': form})
# ------------------------- 登出视图 -------------------------
class LogoutView(RedirectView):
url = '/login/'
"""用户登出视图"""
url = '/login/' # 登出后跳转页面
@method_decorator(never_cache)
@method_decorator(never_cache) # 禁止页面缓存
def dispatch(self, request, *args, **kwargs):
return super(LogoutView, self).dispatch(request, *args, **kwargs)
def get(self, request, *args, **kwargs):
logout(request)
delete_sidebar_cache()
logout(request) # 注销当前用户
delete_sidebar_cache() # 清理缓存
return super(LogoutView, self).get(request, *args, **kwargs)
# ------------------------- 登录视图 -------------------------
class LoginView(FormView):
"""用户登录视图"""
form_class = LoginForm
template_name = 'account/login.html'
success_url = '/'
success_url = '/' # 登录成功默认跳转首页
redirect_field_name = REDIRECT_FIELD_NAME
login_ttl = 2626560 # 一个月的时间
login_ttl = 2626560 # “记住我”有效期（30天）
@method_decorator(sensitive_post_parameters('password'))
@method_decorator(sensitive_post_parameters('password')) # 标记敏感字段
@method_decorator(csrf_protect)
@method_decorator(never_cache)
def dispatch(self, request, *args, **kwargs):
return super(LoginView, self).dispatch(request, *args, **kwargs)
def get_context_data(self, **kwargs):
"""为模板提供重定向参数"""
redirect_to = self.request.GET.get(self.redirect_field_name)
if redirect_to is None:
redirect_to = '/'
kwargs['redirect_to'] = redirect_to
return super(LoginView, self).get_context_data(**kwargs)
def form_valid(self, form):
"""登录逻辑"""
form = AuthenticationForm(data=self.request.POST, request=self.request)
if form.is_valid():
delete_sidebar_cache()
delete_sidebar_cache() # 清除缓存
logger.info(self.redirect_field_name)
auth.login(self.request, form.get_user())
if self.request.POST.get("remember"):
auth.login(self.request, form.get_user()) # 登录用户
if self.request.POST.get("remember"): # 如果勾选“记住我”
self.request.session.set_expiry(self.login_ttl)
return super(LoginView, self).form_valid(form)
# return HttpResponseRedirect('/')
else:
return self.render_to_response({
'form': form
})
# 登录失败，重新渲染页面
return self.render_to_response({'form': form})
def get_success_url(self):
"""登录成功后跳转路径校验"""
redirect_to = self.request.POST.get(self.redirect_field_name)
if not url_has_allowed_host_and_scheme(
url=redirect_to, allowed_hosts=[
self.request.get_host()]):
url=redirect_to, allowed_hosts=[self.request.get_host()]
):
redirect_to = self.success_url
return redirect_to
# ------------------------- 注册与验证结果视图 -------------------------
def account_result(request):
"""注册或邮箱验证结果页"""
type = request.GET.get('type')
id = request.GET.get('id')
user = get_object_or_404(get_user_model(), id=id)
user = get_object_or_404(get_user_model(), id=id) # 获取用户对象
logger.info(type)
if user.is_active:
if user.is_active: # 若已激活，直接跳转首页
return HttpResponseRedirect('/')
if type and type in ['register', 'validation']:
if type == 'register':
content = '''
恭喜您注册成功，一封验证邮件已经发送到您的邮箱，请验证您的邮箱后登录本站。
'''
恭喜您注册成功，一封验证邮件已经发送到您的邮箱，请验证您的邮箱后登录本站。
'''
title = '注册成功'
else:
# 验证签名
c_sign = get_sha256(get_sha256(settings.SECRET_KEY + str(user.id)))
sign = request.GET.get('sign')
if sign != c_sign:
return HttpResponseForbidden()
user.is_active = True
return HttpResponseForbidden() # 签名不符禁止访问
user.is_active = True # 激活账号
user.save()
content = '''
恭喜您已经成功的完成邮箱验证，您现在可以使用您的账号来登录本站。
恭喜您已经成功的完成邮箱验证，您现在可以使用您的账号来登录本站。
'''
title = '验证成功'
# 渲染结果模板
return render(request, 'account/result.html', {
'title': title,
'content': content
@ -175,30 +185,35 @@ def account_result(request):
return HttpResponseRedirect('/')
# ------------------------- 忘记密码视图 -------------------------
class ForgetPasswordView(FormView):
"""忘记密码（直接重置密码）"""
form_class = ForgetPasswordForm
template_name = 'account/forget_password.html'
def form_valid(self, form):
if form.is_valid():
# 通过邮箱查找用户
blog_user = BlogUser.objects.filter(email=form.cleaned_data.get("email")).get()
# 更新加密后的新密码
blog_user.password = make_password(form.cleaned_data["new_password2"])
blog_user.save()
return HttpResponseRedirect('/login/')
return HttpResponseRedirect('/login/') # 修改成功后跳转登录页
else:
return self.render_to_response({'form': form})
# ------------------------- 发送邮箱验证码视图 -------------------------
class ForgetPasswordEmailCode(View):
"""用于发送找回密码邮箱验证码"""
def post(self, request: HttpRequest):
form = ForgetPasswordCodeForm(request.POST)
if not form.is_valid():
return HttpResponse("错误的邮箱")
to_email = form.cleaned_data["email"]
return HttpResponse("错误的邮箱") # 邮箱格式错误
code = generate_code()
utils.send_verify_email(to_email, code)
utils.set_code(to_email, code)
return HttpResponse("ok")
to_email = form.cleaned_data["email"]
code = generate_code() # 生成随机验证码
utils.send_verify_email(to_email, code) # 发送验证码邮件
utils.set_code(to_email, code) # 将验证码写入缓存或数据库
return HttpResponse("ok") # 返回成功响应

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