From 8e0915c48e5b46fb314b3549d24733c6203ce22a Mon Sep 17 00:00:00 2001
From: Avris <andre@avris.it>
Date: Sat, 4 Dec 2021 00:40:08 +0100
Subject: [PATCH] #278 [mail][ban] send email on ban

---
 server/routes/admin.js |  5 +++--
 src/forbidden.js       |  2 +-
 src/mailer.js          | 16 +++++++++++++++-
 3 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/server/routes/admin.js b/server/routes/admin.js
index dedd96ed..faed12db 100644
--- a/server/routes/admin.js
+++ b/server/routes/admin.js
@@ -1,12 +1,12 @@
 import { Router } from 'express';
 import SQL from 'sql-template-strings';
 import avatar from '../avatar';
-import {config as socialLoginConfig} from "../social";
 import {buildDict, now, shuffle, handleErrorAsync, buildLocaleList} from "../../src/helpers";
 import locales from '../../src/locales';
 import {calculateStats, statsFile} from '../../src/stats';
 import fs from 'fs';
 import { caches }  from "../../src/cache";
+import mailer from "../../src/mailer";
 
 const router = Router();
 
@@ -142,7 +142,7 @@ router.post('/admin/ban/:username', handleErrorAsync(async (req, res) => {
         return res.status(401).json({error: 'Unauthorised'});
     }
 
-    const user = await req.db.get(SQL`SELECT id FROM users WHERE usernameNorm = ${normalise(req.params.username)}`);
+    const user = await req.db.get(SQL`SELECT id, email FROM users WHERE usernameNorm = ${normalise(req.params.username)}`);
     if (!user) {
         return res.status(400).json({error: 'No such user'});
     }
@@ -158,6 +158,7 @@ router.post('/admin/ban/:username', handleErrorAsync(async (req, res) => {
                 bannedBy = ${req.user.id}
             WHERE id = ${user.id}
         `);
+        mailer(user.email, 'ban', {reason: req.body.reason});
     } else {
         await req.db.get(SQL`
             UPDATE users
diff --git a/src/forbidden.js b/src/forbidden.js
index d1889ab4..27e98eab 100644
--- a/src/forbidden.js
+++ b/src/forbidden.js
@@ -1,4 +1,4 @@
-export default [
+module.exports = [
     'propagation of totalitarian regimes',
     'hate speech',
     'racism',
diff --git a/src/mailer.js b/src/mailer.js
index 010d3e19..caf4e2a4 100644
--- a/src/mailer.js
+++ b/src/mailer.js
@@ -1,6 +1,7 @@
 const mailer = require('mailer');
 const fs = require('fs');
 const Suml = require('suml');
+const forbidden = require('./forbidden');
 
 const color = '#C71585';
 const logo = fs.readFileSync(__dirname + '/../node_modules/@fortawesome/fontawesome-pro/svgs/light/tags.svg').toString('utf-8');
@@ -30,6 +31,8 @@ const sendEmail = (to, subject, body = undefined, html = undefined) => {
         });
 };
 
+const terms = `It is forbidden to post on the Service any Content that might break the law or violate social norms, including but not limited to: ${forbidden.join(', ')}`
+
 const templates = {
     base: {
         subject: `[[title]] » {{content}}`,
@@ -61,7 +64,16 @@ const templates = {
             <p style="border: 1px solid #aaa;border-radius: 8px;overflow: hidden;text-align: center;user-select: all;font-size: 24px; padding:8px;letter-spacing: 8px; font-weight: bold;">{{code}}</p>
             <p style="font-size: 12px; color: #777">[[user.login.email.extra]]</p>
         `,
-    }
+    },
+    ban: {
+        subject: '[[ban.header]]',
+        text: `[[ban.header]]\n\n[[ban.reason]][[quotation.colon]] %reason%\n\n[[quotation.start]]${terms}[[quotation.end]]`,
+        html: `
+            <p>[[ban.header]]</p>
+            <p>[[ban.reason]][[quotation.colon]] %reason%</p>
+            <p style="font-size: 12px; color: #777">[[quotation.start]]${terms}[[quotation.end]]</p>
+        `,
+    },
 }
 
 const applyTemplate = (template, context, params) => {
@@ -71,6 +83,8 @@ const applyTemplate = (template, context, params) => {
         template = templates.base[context].replace('{{content}}', template);
     }
 
+    template = template.replace(/%reason%/g, '{{reason}}'); // TODO
+
     template = template.replace(/\[\[([^\]]+)]]/g, m => {
         let x = translations;
         for (let part of m.substring(2, m.length - 2).split('.')) {