mirror of
https://github.com/simple-login/app.git
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2ca97368f8
- user can upgrade to lifetime if in trial or free - free or trial user can buy a subscription - user has all features when in trial
132 lines
4.8 KiB
Python
132 lines
4.8 KiB
Python
from flask import render_template, redirect, url_for, flash, request
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from flask_login import login_required, current_user
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from app.config import (
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DISABLE_ALIAS_SUFFIX,
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ALIAS_DOMAINS,
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)
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from app.dashboard.base import dashboard_bp
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from app.email_utils import email_belongs_to_alias_domains, get_email_domain_part
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from app.extensions import db
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from app.log import LOG
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from app.models import GenEmail, CustomDomain, DeletedAlias
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from app.utils import convert_to_id, random_word, word_exist
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@dashboard_bp.route("/custom_alias", methods=["GET", "POST"])
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@login_required
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def custom_alias():
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# check if user has not exceeded the alias quota
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if not current_user.can_create_new_alias():
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# notify admin
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LOG.error("user %s tries to create custom alias", current_user)
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flash(
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"You have reached free plan limit, please upgrade to create new aliases",
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"warning",
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)
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return redirect(url_for("dashboard.index"))
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user_custom_domains = [cd.domain for cd in current_user.verified_custom_domains()]
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# List of (is_custom_domain, alias-suffix)
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suffixes = []
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# put custom domain first
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for alias_domain in user_custom_domains:
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suffixes.append((True, "@" + alias_domain))
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# then default domain
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for domain in ALIAS_DOMAINS:
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suffixes.append(
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(
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False,
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("" if DISABLE_ALIAS_SUFFIX else "." + random_word()) + "@" + domain,
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)
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)
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if request.method == "POST":
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alias_prefix = request.form.get("prefix")
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alias_suffix = request.form.get("suffix")
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if verify_prefix_suffix(
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current_user, alias_prefix, alias_suffix, user_custom_domains
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):
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full_alias = alias_prefix + alias_suffix
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if GenEmail.get_by(email=full_alias) or DeletedAlias.get_by(
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email=full_alias
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):
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LOG.d("full alias already used %s", full_alias)
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flash(
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f"Alias {full_alias} already exists, please choose another one",
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"warning",
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)
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else:
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gen_email = GenEmail.create(user_id=current_user.id, email=full_alias)
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# get the custom_domain_id if alias is created with a custom domain
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alias_domain = get_email_domain_part(full_alias)
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custom_domain = CustomDomain.get_by(domain=alias_domain)
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if custom_domain:
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gen_email.custom_domain_id = custom_domain.id
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db.session.commit()
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flash(f"Alias {full_alias} has been created", "success")
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return redirect(
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url_for("dashboard.index", highlight_gen_email_id=gen_email.id)
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)
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# only happen if the request has been "hacked"
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else:
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flash("something went wrong", "warning")
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return render_template("dashboard/custom_alias.html", **locals())
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def verify_prefix_suffix(user, alias_prefix, alias_suffix, user_custom_domains) -> bool:
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"""verify if user could create an alias with the given prefix and suffix"""
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if not alias_prefix or not alias_suffix: # should be caught on frontend
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return False
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alias_prefix = alias_prefix.strip()
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alias_prefix = convert_to_id(alias_prefix)
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# make sure alias_suffix is either .random_word@simplelogin.co or @my-domain.com
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alias_suffix = alias_suffix.strip()
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if alias_suffix.startswith("@"):
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alias_domain = alias_suffix[1:]
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# alias_domain can be either custom_domain or if DISABLE_ALIAS_SUFFIX, one of the default ALIAS_DOMAINS
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if DISABLE_ALIAS_SUFFIX:
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if (
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alias_domain not in user_custom_domains
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and alias_domain not in ALIAS_DOMAINS
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):
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LOG.error("wrong alias suffix %s, user %s", alias_suffix, user)
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return False
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else:
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if alias_domain not in user_custom_domains:
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LOG.error("wrong alias suffix %s, user %s", alias_suffix, user)
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return False
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else:
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if not alias_suffix.startswith("."):
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LOG.error("User %s submits a wrong alias suffix %s", user, alias_suffix)
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return False
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full_alias = alias_prefix + alias_suffix
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if not email_belongs_to_alias_domains(full_alias):
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LOG.error(
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"Alias suffix should end with one of the alias domains %s",
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user,
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alias_suffix,
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)
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return False
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random_word_part = alias_suffix[1 : alias_suffix.find("@")]
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if not word_exist(random_word_part):
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LOG.error(
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"alias suffix %s needs to start with a random word, user %s",
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alias_suffix,
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user,
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)
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return False
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return True
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