def login():
signup_error_info = "exist username"
if not current_user.is_anonymous:
return redirect(url_for('manage_pages.manage'))
next_href = request.args.get("next", default=None)
relog_href = '/login'
if next_href:
relog_href = '/login?' + urlencode({'next': request.args["next"]},
quote_via=quote_plus)
info = request.args.get("info", default=None)
print(info, request.form.get("sign", None))
if info == signup_error_info:
return render_template('login.html', info=info, relog_href=relog_href)
if request.method == 'POST':
sign = request.form['sign']
username = request.form.get('username', default=None)
password = request.form.get('password', default=None)
blogname = request.form.get('blogname', default=None)
user = users.get_user(username)
if sign == 'up':
if user == None and username and password and blogname:
users.save_user(db_name, username, hash_password(password))
login_user(users.get_user(username))
va_alter(
db_name, """
insert into blog values(?, ?, 'muse');
""", blogname, username)
return redirect(url_for('manage_pages.manage'))
else:
return redirect(
url_for('login_pages.login') +
"?info=exist%20username#signup")
elif sign == 'in':
if user != None and check_password(user.hashedpw, password):
login_user(user)
print(next_href)
if next_href:
return redirect(next_href)
else:
return redirect(url_for('manage_pages.manage'))
else:
return render_template('login.html',
info='signin failed',
relog_href=relog_href)
else:
Response("Invalid signin/signup form")
else:
return render_template(
'login.html',
info="", # no post data
relog_href=relog_href)
def validate_password(form, field):
from app import users
user = users.get_user(form.name.data)
if not user:
return
if not user.check_password(field.data):
raise ValidationError('Username and password do not match.')
def validate_password(form, field):
from app import users
user = users.get_user(form.name.data)
if not user:
return
if not user.check_password(field.data):
raise ValidationError('Username and password do not match.')
def validate_name(form, field):
from app import users
user = users.get_user(field.data)
if not user:
raise ValidationError('This username does not exist.')
def load_user(userid):
return users.get_user(userid)
def validate_name(form, field):
from app import users
user = users.get_user(field.data)
if not user:
raise ValidationError('This username does not exist.')
