from flask import render_template, request, redirect, url_for, flash from flask_login import login_required, current_user from flask_wtf import FlaskForm from itsdangerous import Signer from wtforms import validators from wtforms.fields.html5 import EmailField from app.config import MAILBOX_SECRET, URL from app.dashboard.base import dashboard_bp from app.email_utils import ( email_can_be_used_as_mailbox, mailbox_already_used, render, send_email, is_valid_email, ) from app.extensions import db from app.log import LOG from app.models import Mailbox class NewMailboxForm(FlaskForm): email = EmailField( "email", validators=[validators.DataRequired(), validators.Email()] ) @dashboard_bp.route("/mailbox", methods=["GET", "POST"]) @login_required def mailbox_route(): mailboxes = ( Mailbox.query.filter_by(user_id=current_user.id) .order_by(Mailbox.created_at.desc()) .all() ) new_mailbox_form = NewMailboxForm() if request.method == "POST": if request.form.get("form-name") == "delete": mailbox_id = request.form.get("mailbox-id") mailbox = Mailbox.get(mailbox_id) if not mailbox or mailbox.user_id != current_user.id: flash("Unknown error. Refresh the page", "warning") return redirect(url_for("dashboard.mailbox_route")) if mailbox.id == current_user.default_mailbox_id: flash("You cannot delete default mailbox", "error") return redirect(url_for("dashboard.mailbox_route")) email = mailbox.email Mailbox.delete(mailbox_id) db.session.commit() flash(f"Mailbox {email} has been deleted", "success") return redirect(url_for("dashboard.mailbox_route")) if request.form.get("form-name") == "set-default": mailbox_id = request.form.get("mailbox-id") mailbox = Mailbox.get(mailbox_id) if not mailbox or mailbox.user_id != current_user.id: flash("Unknown error. Refresh the page", "warning") return redirect(url_for("dashboard.mailbox_route")) if mailbox.id == current_user.default_mailbox_id: flash("This mailbox is already default one", "error") return redirect(url_for("dashboard.mailbox_route")) if not mailbox.verified: flash("Cannot set unverified mailbox as default", "error") return redirect(url_for("dashboard.mailbox_route")) current_user.default_mailbox_id = mailbox.id db.session.commit() flash(f"Mailbox {mailbox.email} is set as Default Mailbox", "success") return redirect(url_for("dashboard.mailbox_route")) elif request.form.get("form-name") == "create": if not current_user.is_premium(): flash("Only premium plan can add additional mailbox", "warning") return redirect(url_for("dashboard.mailbox_route")) if new_mailbox_form.validate(): mailbox_email = ( new_mailbox_form.email.data.lower().strip().replace(" ", "") ) if not is_valid_email(mailbox_email): flash(f"{mailbox_email} invalid", "error") elif mailbox_already_used(mailbox_email, current_user): flash(f"{mailbox_email} already used", "error") elif not email_can_be_used_as_mailbox(mailbox_email): flash(f"You cannot use {mailbox_email}.", "error") else: new_mailbox = Mailbox.create( email=mailbox_email, user_id=current_user.id ) db.session.commit() send_verification_email(current_user, new_mailbox) flash( f"You are going to receive an email to confirm {mailbox_email}.", "success", ) return redirect( url_for( "dashboard.mailbox_detail_route", mailbox_id=new_mailbox.id ) ) return render_template( "dashboard/mailbox.html", mailboxes=mailboxes, new_mailbox_form=new_mailbox_form, ) def send_verification_email(user, mailbox): s = Signer(MAILBOX_SECRET) mailbox_id_signed = s.sign(str(mailbox.id)).decode() verification_url = ( URL + "/dashboard/mailbox_verify" + f"?mailbox_id={mailbox_id_signed}" ) send_email( mailbox.email, f"Please confirm your email {mailbox.email}", render( "transactional/verify-mailbox.txt", user=user, link=verification_url, mailbox_email=mailbox.email, ), render( "transactional/verify-mailbox.html", user=user, link=verification_url, mailbox_email=mailbox.email, ), ) @dashboard_bp.route("/mailbox_verify") def mailbox_verify(): s = Signer(MAILBOX_SECRET) mailbox_id = request.args.get("mailbox_id") try: r_id = int(s.unsign(mailbox_id)) except Exception: flash("Invalid link. Please delete and re-add your mailbox", "error") return redirect(url_for("dashboard.mailbox_route")) else: mailbox = Mailbox.get(r_id) if not mailbox: flash("Invalid link", "error") return redirect(url_for("dashboard.mailbox_route")) mailbox.verified = True db.session.commit() LOG.d("Mailbox %s is verified", mailbox) return render_template("dashboard/mailbox_validation.html", mailbox=mailbox)