From c84d1a0be14801fa1b007f75a57828d7f60092a7 Mon Sep 17 00:00:00 2001
From: Dragory <2606411+Dragory@users.noreply.github.com>
Date: Tue, 14 Sep 2021 01:45:15 +0300
Subject: [PATCH] tags: validate input types for timeAdd and timeSub

---
 backend/src/plugins/Tags/TagsPlugin.ts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/backend/src/plugins/Tags/TagsPlugin.ts b/backend/src/plugins/Tags/TagsPlugin.ts
index 1d1c7c0c..c6674189 100644
--- a/backend/src/plugins/Tags/TagsPlugin.ts
+++ b/backend/src/plugins/Tags/TagsPlugin.ts
@@ -133,6 +133,10 @@ export const TagsPlugin = zeppelinGuildPlugin<TagsPluginType>()({
           return Date.now();
         }
 
+        if (!Number.isNaN(Number(str))) {
+          return Number(str); // Unix timestamp as a string
+        }
+
         return moment.tz(str, "YYYY-MM-DD HH:mm:ss", tz).valueOf();
       },
 
@@ -156,6 +160,14 @@ export const TagsPlugin = zeppelinGuildPlugin<TagsPluginType>()({
         let reference;
         let delay;
 
+        for (const [i, arg] of args.entries()) {
+          if (typeof arg === "number") {
+            args[i] = String(arg);
+          } else if (typeof arg !== "string") {
+            args[i] = "";
+          }
+        }
+
         if (args.length >= 2) {
           // (time, delay)
           reference = this.parseDateTime(args[0]);
@@ -175,6 +187,14 @@ export const TagsPlugin = zeppelinGuildPlugin<TagsPluginType>()({
         let reference;
         let delay;
 
+        for (const [i, arg] of args.entries()) {
+          if (typeof arg === "number") {
+            args[i] = String(arg);
+          } else if (typeof arg !== "string") {
+            args[i] = "";
+          }
+        }
+
         if (args.length >= 2) {
           // (time, delay)
           reference = this.parseDateTime(args[0]);