From 3af5a67c1bba970596b3d643d6812cd3762586e3 Mon Sep 17 00:00:00 2001
From: funkyhippo <funkyhippo@f-ck.me>
Date: Mon, 21 Sep 2020 13:44:07 -0700
Subject: [PATCH] Added anonymizeChannelName configuration option.

---
 docs/configuration.md    | 4 ++++
 src/data/cfg.schema.json | 4 ++++
 src/data/threads.js      | 9 ++++++++-
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/docs/configuration.md b/docs/configuration.md
index ffe09a9..c766605 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -313,6 +313,10 @@ URL to use for attachment and log links. Defaults to `http://IP:PORT`.
 **Default:** `off`  
 If enabled, mod replies will use their nicknames (on the inbox server) instead of their usernames
 
+#### anonymizeChannelName
+**Default:** `off`
+If enabled, channel names will be the user's name and discriminator salted with the current time, then hashed to protect the user's privacy
+
 ## Advanced options
 
 #### extraIntents
diff --git a/src/data/cfg.schema.json b/src/data/cfg.schema.json
index 5b1469b..8aa5ba7 100644
--- a/src/data/cfg.schema.json
+++ b/src/data/cfg.schema.json
@@ -124,6 +124,10 @@
       "$ref": "#/definitions/customBoolean",
       "default": false
     },
+    "anonymizeChannelName": {
+      "$ref": "#/definitions/customBoolean",
+      "default": false
+    },
     "ignoreAccidentalThreads": {
       "$ref": "#/definitions/customBoolean",
       "default": false
diff --git a/src/data/threads.js b/src/data/threads.js
index 305f9ec..dbc6142 100644
--- a/src/data/threads.js
+++ b/src/data/threads.js
@@ -4,6 +4,7 @@ const transliterate = require("transliteration");
 const moment = require("moment");
 const uuid = require("uuid");
 const humanizeDuration = require("humanize-duration");
+const crypto = require("crypto");
 
 const bot = require("../bot");
 const knex = require("../knex");
@@ -135,7 +136,13 @@ async function createNewThreadForUser(user, opts = {}) {
   if (cleanName === "") cleanName = "unknown";
   cleanName = cleanName.slice(0, 95); // Make sure the discrim fits
 
-  const channelName = `${cleanName}-${user.discriminator}`;
+  let temporalName = `${cleanName}-${user.discriminator}`;
+
+  if (config.anonymizeChannelName) {
+    temporalName = crypto.createHash("md5").update(temporalName + new Date()).digest("hex").slice(0, 12);
+  }
+
+  const channelName = temporalName;
 
   console.log(`[NOTE] Creating new thread channel ${channelName}`);