app-MAIL-temp/app/dashboard/views/unsubscribe.py

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"""
Allow user to disable an alias or block a contact via the one click unsubscribe
"""
from app.db import Session
from flask import redirect, url_for, flash, request, render_template
from flask_login import login_required, current_user
from app.dashboard.base import dashboard_bp
from app.handler.unsubscribe_encoder import UnsubscribeAction
from app.handler.unsubscribe_handler import UnsubscribeHandler
from app.models import Alias, Contact
@dashboard_bp.route("/unsubscribe/<int:alias_id>", methods=["GET", "POST"])
@login_required
def unsubscribe(alias_id):
alias = Alias.get(alias_id)
if not alias:
flash("Incorrect link. Redirect you to the home page", "warning")
return redirect(url_for("dashboard.index"))
if alias.user_id != current_user.id:
flash(
"You don't have access to this page. Redirect you to the home page",
"warning",
)
return redirect(url_for("dashboard.index"))
# automatic unsubscribe, according to https://tools.ietf.org/html/rfc8058
if request.method == "POST":
alias.enabled = False
flash(f"Alias {alias.email} has been blocked", "success")
Session.commit()
return redirect(url_for("dashboard.index", highlight_alias_id=alias.id))
else: # ask user confirmation
return render_template("dashboard/unsubscribe.html", alias=alias.email)
@dashboard_bp.route("/block_contact/<int:contact_id>", methods=["GET", "POST"])
@login_required
def block_contact(contact_id):
contact = Contact.get(contact_id)
if not contact:
flash("Incorrect link. Redirect you to the home page", "warning")
return redirect(url_for("dashboard.index"))
if contact.user_id != current_user.id:
flash(
"You don't have access to this page. Redirect you to the home page",
"warning",
)
return redirect(url_for("dashboard.index"))
# automatic unsubscribe, according to https://tools.ietf.org/html/rfc8058
if request.method == "POST":
contact.block_forward = True
flash(f"Emails sent from {contact.website_email} are now blocked", "success")
Session.commit()
return redirect(
url_for(
"dashboard.alias_contact_manager",
alias_id=contact.alias_id,
highlight_contact_id=contact.id,
)
)
else: # ask user confirmation
return render_template("dashboard/block_contact.html", contact=contact)
@dashboard_bp.route("/unsubscribe/encoded/<encoded_request>", methods=["GET"])
@login_required
def encoded_unsubscribe(encoded_request: str):
unsub_data = UnsubscribeHandler().handle_unsubscribe_from_request(
current_user, encoded_request
)
if not unsub_data:
flash("Invalid unsubscribe request", "error")
return redirect(url_for("dashboard.index"))
if unsub_data.action == UnsubscribeAction.DisableAlias:
alias = Alias.get(unsub_data.data)
flash(f"Alias {alias.email} has been blocked", "success")
return redirect(url_for("dashboard.index", highlight_alias_id=alias.id))
if unsub_data.action == UnsubscribeAction.DisableContact:
contact = Contact.get(unsub_data.data)
flash(f"Emails sent from {contact.website_email} are now blocked", "success")
return redirect(
url_for(
"dashboard.alias_contact_manager",
alias_id=contact.alias_id,
highlight_contact_id=contact.id,
)
)
if unsub_data.action == UnsubscribeAction.UnsubscribeNewsletter:
flash("You've unsubscribed from the newsletter", "success")
return redirect(
url_for(
"dashboard.index",
)
)
if unsub_data.action == UnsubscribeAction.OriginalUnsubscribeMailto:
flash("The original unsubscribe request has been forwarded", "success")
return redirect(
url_for(
"dashboard.index",
)
)
return redirect(url_for("dashboard.index"))