/
auth.py
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/
auth.py
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from flask import (Blueprint, render_template, request, current_app, flash,
redirect, url_for, session, g)
from forms import LoginForm, RegisterForm, ForgotForm, ResetPassForm
from libs.User import User
from flask.ext.login import login_user, login_required, logout_user, confirm_login, current_user
from flask.ext.principal import Identity, AnonymousIdentity, identity_changed
from app import login_manager, flask_bcrypt, mail, app
from flask.ext.mail import Message
from models import Comment, PasswordResetRequest
from uuid import uuid4
from datetime import datetime
from decorators import async
MIN_PASSWORD_LENGTH = 4
auth_login = Blueprint('auth_login', __name__, template_folder='templates')
# General Request Handlers
@app.before_request
def before_request():
g.user = current_user
# Implement user last seen from Miguel Grinberg part 6
@auth_login.route('/register', methods=["GET", "POST"])
def register():
form = RegisterForm(request.form)
current_app.logger.info(request.form)
if request.method == "POST" and form.validate() == False:
current_app.logger.info(form.errors)
return "Registration Error"
elif request.method == "POST" and form.validate():
email = request.form['email']
username = request.form['username']
# generate password hash
password_hash = flask_bcrypt.generate_password_hash(request.form['password'])
user = User(email, password_hash, True, username)
try:
user.save()
if login_user(user, remember="no"):
flash("Logged in!")
return redirect(request.args.get('next') or '/jobs')
else:
flash("Unable to log you in")
except:
flash("Unable to register with that email address")
current_app.logger.error("Error on registration - possible duplicate emails")
return render_template('forms/register.html', form = form)
@auth_login.route('/login', methods=["GET", "POST"])
def login():
if g.user is not None and g.user.is_authenticated():
return redirect(url_for('index'))
if request.method == "POST" and "email" in request.form:
email = request.form["email"]
userObj = User()
user = userObj.get_by_email_w_password(email)
if user and user.is_active() and flask_bcrypt.check_password_hash(user.password, request.form["password"]):
remember = request.form.get("remember", "no") == "yes"
if login_user(user, remember=remember):
flash("Logged In!")
identity_changed.send(current_app._get_current_object(),
identity = Identity(user.id))
return redirect(request.args.get('next') or '/jobs')
else:
flash("Unable to log you in")
form = LoginForm(request.form)
return render_template('forms/login.html', form=form)
def generate_password_reset_link(user_id):
# Clear out all old requests for this member
for r in PasswordResetRequest.objects(user_id=user_id):
session.pop(r.user_id, None)
# Generate new password reset request
reset_code = uuid4()
reset_code_hash = flask_bcrypt.generate_password_hash(reset_code)
reset_request = PasswordResetRequest(reset_code_hash=reset_code_hash,
user_id=user_id,
timestamp=datetime.now())
reset_request.save()
session.update({user_id : reset_code})
# Return the reset password link
return url_for('auth_login.reset_password', _external=True,
id=reset_request.id, reset_code=reset_code)
@async
def send_async_email(message):
with mail.connect() as conn:
with app.app_context():
conn.send(message)
def send_email(subject, sender, recipients, text_body, html_body):
message = Message(subject, sender=sender, recipients=recipients)
message.body = text_body
message.html = html_body
send_async_email(message)
@auth_login.route('/forgot', methods=["GET", "POST"])
def forgot():
if request.method == "POST" and "email" in request.form:
email = request.form["email"]
userObj = User()
user = userObj.get_by_email_w_password(email)
if user:
reset_link = generate_password_reset_link(str(user.id))
subject = "Plytos Password Reset"
recipients = [email]
body = ("Hello {name}! We received a password reset request "
"from you. If you did not make this request, please "
"ignore this email.\n"
"\n"
"You can reset your password using this link:\n"
"{reset_link}\n"
"\n"
"Thank you,\n"
"\n"
"Plytos Team"
).format(name="placeholder", reset_link=reset_link)
send_email(subject=subject,
sender="team@plytos.com",
recipients=recipients,
text_body=body,
html_body=None)
flash("Request has been sent! Check your email for a link "
"to reset your password.", "success")
return redirect(url_for('index'))
else:
flash("Email not found", "danger")
form = ForgotForm(request.form)
return render_template('forms/forgot.html', form = form)
@auth_login.route('/reset_password', methods=['GET', 'POST'])
def reset_password():
reset_request_id = request.args.get('id')
reset_code = request.args.get('reset_code')
reset_request = PasswordResetRequest.objects.get_or_404(id=reset_request_id)
if not reset_request:
flash("You do not have access to that page.", "danger")
return redirect(url_for('index'))
if not reset_request.validate_reset_code(reset_code):
flash("You do not have access to that page", "danger")
return redirect(url_for('index'))
if not reset_request.validate_timestamp():
flash("Password reset has expired", "danger")
return redirect(url_for('index'))
if request.method == "POST":
password = request.form.get('password').strip()
confirm = request.form.get('confirm').strip()
has_errors = False
if len(password) < MIN_PASSWORD_LENGTH:
flash("Password must be at least {0} "
"characters".format(MIN_PASSWORD_LENGTH), "danger")
has_errors = True
if password != confirm:
flash("Password and confirmation do not match", "danger")
has_errors = True
if not has_errors:
userObj = User()
password_hash = flask_bcrypt.generate_password_hash(password)
try:
userObj.reset_password(reset_request.user_id, password_hash)
reset_request.delete()
session.pop(reset_request.user_id, None)
flash("You have successfully reset your password!", "success")
return redirect(url_for('auth_login.login'))
except:
flash("Unable to reset password", "danger")
current_app.logger.error("Error on registration - possible duplicate emails")
form = ResetPassForm(request.form)
return render_template('forms/reset_password.html', form = form)
@auth_login.route("/logout")
@login_required
def logout():
logout_user()
for key in ('identity.name', 'identity.auth_type'):
session.pop(key, None)
identity_changed.send(current_app._get_current_object(),
identity=AnonymousIdentity())
flash("Logged out.")
return redirect(request.args.get('next') or '/')
@login_manager.unauthorized_handler
def unauthorized_callback():
flash('Please login', 'warning')
return redirect('/login?next=' + request.path)
@login_manager.user_loader
def load_user(id):
if id is None:
redirect('/login')
user = User()
user.get_by_id(id)
if user.is_active():
return user
else:
return None
@auth_login.route('/<username>/')
@login_required
def profile(username):
userObj = User()
user = userObj.get_by_username(username)
if user == None:
flash('User ' + username + ' not found.')
return redirect(url_for('index'))
#FIXME: just mock data
posts = [
{ 'author': user, 'body': 'Test post #1' },
{ 'author': user, 'body': 'Test post #2' }
]
return render_template('profile/user.html',
user = user,
posts = posts)