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"""Home views."""
from pyramid.view import view_config
from pyramid.httpexceptions import HTTPFound, HTTPNotFound
from pyramid.security import remember, forget
from pyramid.i18n import TranslationString as _
from pyramid.renderers import render_to_response
from sqlalchemy import select
from sqlalchemy.exc import NoResultFound
from .. import models, summaries, util, email
from ..models.user import PasswordMismatch, TokenType
@view_config(route_name='home', renderer='fietsboek:templates/home.jinja2')
def home(request):
"""Renders the home page.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
if not request.identity:
return {}
all_tracks = request.identity.all_tracks
summary = summaries.Summary()
for track in all_tracks:
track.ensure_cache()
request.dbsession.add(track.cache)
summary.add(track)
return {
'summary': summary,
'month_name': util.month_name,
}
@view_config(route_name='login', renderer='fietsboek:templates/login.jinja2', request_method='GET')
def login(request):
"""Renders the login page.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
# pylint: disable=unused-argument
return {}
@view_config(route_name='login', request_method='POST')
def do_login(request):
"""Endpoint for the login form.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
query = models.User.query_by_email(request.params['email'])
try:
user = request.dbsession.execute(query).scalar_one()
user.check_password(request.params['password'])
except (NoResultFound, PasswordMismatch):
request.session.flash(request.localizer.translate(_('flash.invalid_credentials')))
return HTTPFound(request.route_url('login'))
if not user.is_verified:
request.session.flash(request.localizer.translate(_('flash.account_not_verified')))
return HTTPFound(request.route_url('login'))
request.session.flash(request.localizer.translate(_('flash.logged_in')))
headers = remember(request, str(user.id))
return HTTPFound('/', headers=headers)
@view_config(route_name='logout')
def logout(request):
"""Logs the user out.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
request.session.flash(request.localizer.translate(_('flash.logged_out')))
headers = forget(request)
return HTTPFound('/', headers=headers)
@view_config(route_name="password-reset", request_method="GET",
renderer="fietsboek:templates/request_password.jinja2")
def password_reset(request):
"""Form to request a new password.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
# pylint: disable=unused-argument
return {}
@view_config(route_name="password-reset", request_method="POST")
def do_password_reset(request):
"""Endpoint for the password request form.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
query = models.User.query_by_email(request.params['email'])
user = request.dbsession.execute(query).scalar_one_or_none()
if user is None:
request.session.flash(request.localizer.translate(_("flash.reset_invalid_email")))
return HTTPFound(request.route_url('password-reset'))
token = models.Token.generate(user, TokenType.RESET_PASSWORD)
request.dbsession.add(token)
request.session.flash(request.localizer.translate(_("flash.password_token_generated")))
mail = email.prepare_message(
request.registry.settings,
user.email,
request.localizer.translate(_("page.password_reset.email.subject")),
)
mail.set_content(
request
.localizer
.translate(_("page.password_reset.email.body"))
.format(request.route_url('use-token', uuid=token.uuid))
)
email.send_message(request.registry.settings, mail)
return HTTPFound(request.route_url('password-reset'))
@view_config(route_name="use-token")
def use_token(request):
"""Endpoint with which a user can use a token for a password reset or email
verification.
:param request: The Pyramid request.
:type request: pyramid.request.Request
:return: The HTTP response.
:rtype: pyramid.response.Response
"""
token = request.dbsession.execute(
select(models.Token).filter_by(uuid=request.matchdict['uuid'])
).scalar_one_or_none()
if token is None:
return HTTPNotFound()
if token.token_type == TokenType.VERIFY_EMAIL:
token.user.is_verified = True
request.dbsession.delete(token)
request.session.flash(request.localizer.translate(_('flash.email_verified')))
return HTTPFound(request.route_url('login'))
if request.method == 'GET' and token.token_type == TokenType.RESET_PASSWORD:
return render_to_response('fietsboek:templates/password_reset.jinja2', {}, request)
if request.method == 'POST' and token.token_type == TokenType.RESET_PASSWORD:
password = request.params["password"]
try:
util.check_password_constraints(password, request.params["repeat-password"])
except ValueError as exc:
request.session.flash(request.localizer.translate(exc.args[0]))
return HTTPFound(request.route_url('use-token', uuid=token.uuid))
token.user.set_password(password)
request.dbsession.delete(token)
request.session.flash(request.localizer.translate(_("flash.password_updated")))
return HTTPFound(request.route_url("login"))
return None
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