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controllers.py
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controllers.py
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# Flask / Werkzeug
from flask import abort
from flask import Blueprint
from flask import flash
from flask import redirect
from flask import render_template
from flask import request
from flask import session
from flask import url_for
from werkzeug import check_password_hash
# SQLAlchemy
from app import db
# POSS Forms
from .forms import LoginForm
# POSS Models
from .models import User
from .models import ApiKey
from ..objects.models import Object
# POSS APIs
from .apis import session_to_user
# POSS Utils
from .utils import auth_error_return_helper
from .utils import is_internal
from .utils import valid_email
# Define the blueprint
app = Blueprint('auth', __name__)
# Set the route and accepted methods
@app.route('/login', methods=['GET', 'POST'])
def login():
# If sign in form is submitted
form = LoginForm(request.form)
s = session_to_user(request, session)
# Redirect to target directly if already logged in
if request.method == 'GET':
if not s.auth_error and not request.args.get('force', False):
if request.args.get('next', None):
return redirect(request.args.get('next', None))
else:
return redirect(url_for('objects.list'))
# Verify the sign in form
if form.email.data:
user = User.query.filter_by(email=form.email.data).first()
else:
user = None
if user:
if not check_password_hash(user.password, form.password.data):
if form.password.data:
flash('Invalid email or password.', 'message/error')
else:
flash('Invalid email or password.', 'message/error')
form.autofocus = 'password'
elif not user.enabled:
flash('Your account has been locked.', 'message/error')
else:
session['user_id'] = user.id
session['expired'] = False
if form.rememberme:
session.permanent = True
flash('Welcome %s.' % user.name, 'callout-info')
if request.args.get('next', None):
return redirect(request.args.get('next', None))
else:
return redirect(url_for('objects.list'))
else:
if request.method == 'POST':
flash('Invalid email or password.', 'message/error')
return render_template('auth/login.html', form=form)
@app.route('/logout', methods=['GET'])
def logout():
s = session_to_user(request, session)
if s.auth_error: return auth_error_return_helper(s)
if not is_internal(request):
return abort(403)
session['expired'] = True
if request.args.get('next', None):
return redirect(request.args.get('next', None))
else:
return redirect(url_for('auth.login'))
@app.route('/account', methods=['GET', 'POST'])
@app.route('/account/<custom_user_id>', methods=['GET', 'POST'])
def account(custom_user_id=False):
if custom_user_id:
s = session_to_user(request, session, user_id=custom_user_id, or_admin=True)
if s.auth_error: return auth_error_return_helper(s)
else:
s = session_to_user(request, session)
if s.auth_error: return auth_error_return_helper(s)
if custom_user_id:
user = User.query.get(custom_user_id)
if not user:
return abort(404)
else:
user = User.query.get(session.get('user_id'))
form = {
'name': [user.name, None, None],
'password': [user.password, None, None],
'email': [user.email, None, None]
}
if request.method == 'POST':
if not is_internal(request, allowed=[url_for('auth.account'), url_for('auth.account', custom_user_id=custom_user_id)]): return abort(403)
name = request.form.get('name', None)
email = request.form.get('email', None)
password = request.form.get('password', None)
if name and name != user.name:
if len(name) > User.name.type.length or len(name) < 2:
form['name'] = [name, 'error', 'has to be between 2 and %s characters' % User.name.type.length]
else:
user.name = name
form['name'] = [name, 'success', 'update successful']
if email and email != user.email:
if len(email) > User.email.type.length or len(email) < 2:
form['email'] = [email, 'error', 'has to be between 2 and %s characters' % User.email.type.length]
elif not valid_email(email):
form['email'] = [email, 'error', 'is syntactically incorrect']
else:
user.email = email
form['email'] = [email, 'success', 'update successful']
if password:
if len(password) > 100 or len(password) < 8:
form['password'] = [password, 'error', 'has to be between 8 and 100 characters']
else:
user.set_password(password)
form['password'] = [password, 'success', 'update successful']
task = request.form.get('task', '')
if task == 'user.apikeys.new':
apikey = ApiKey(user.id, request.form.get('keyname', '')[:25])
db.session.add(apikey)
db.session.commit()
elif task == 'user.apikeys.delete':
apikey = ApiKey.query.get(request.form.get('apikey.id', None))
if apikey and (apikey.user == user.id or custom_user_id):
db.session.delete(apikey)
db.session.commit()
apikeys = ApiKey.query.filter(ApiKey.user == user.id).all()
return render_template('auth/account.html', s=s,
form=form,
custom_user_id=custom_user_id,
apikeys=apikeys)
@app.route('/admin', methods=['GET', 'POST'])
def admin():
s = session_to_user(request, session, require_admin=True)
if s.auth_error: return auth_error_return_helper(s)
form_usercreate = {
'name': ['', None, None],
'password': ['', None, None],
'email': ['', None, None]
}
if request.method == 'POST':
if not is_internal(request, allowed=[url_for('auth.admin')]): return abort(403)
task = request.form.get('task', '')
if task == 'user.create':
name = request.form.get('name', '')
email = request.form.get('email', '')
password = request.form.get('password', '')
error = False
if len(name) > User.name.type.length or len(name) < 2:
form_usercreate['name'] = [name, 'error', 'name has to be between 2 and %s characters' % User.name.type.length]
error = True
if len(email) > User.email.type.length or len(email) < 2:
form_usercreate['email'] = [email, 'error', 'email has to be between 2 and %s characters' % User.email.type.length]
error = True
elif not valid_email(email):
form_usercreate['email'] = [email, 'error', 'email is syntactically incorrect']
error = True
elif User.query.filter(name == name).first():
form_usercreate['email'] = [name, 'error', 'there is already a user with this email']
error = True
if len(password) > 100 or len(password) < 8:
form_usercreate['password'] = [password, 'error', 'password has to be between 8 and 100 characters']
error = True
if error:
form_usercreate['name'][0] = name
form_usercreate['email'][0] = email
form_usercreate['password'][0] = password
else:
user = User(name, email, password)
db.session.add(user)
elif task == 'user.lock':
user = User.query.get(request.form.get('user.id', None))
if user:
user.enabled = False
elif task == 'user.unlock':
user = User.query.get(request.form.get('user.id', None))
if user:
user.enabled = True
db.session.commit()
try:
users_page = int(request.args.get('users.page')) or 1
except Exception:
users_page = 1
# This works fine but the result is a SQLAlchemy Query instead of a
# Flask-SQLAlchemy BaseQuery so there is no pagination method.
# users = []
# for user in db.session.query(User, db.session.query(db.func.count(Object.id)).filter(Object.owner == User.id).as_scalar()).all():
# user[0].objects_count = user[1]
# users.append(user[0])
users = User.query.order_by(User.date_modified.desc()).paginate(page=users_page, per_page=15)
for user in users.items:
user.objects_count = db.session.query(db.func.count(Object.id)).filter_by(owner=user.id).first()[0]
return render_template('auth/admin.html', s=s,
form_usercreate=form_usercreate,
users=users)