From 4474cc4b6d683faa8367920e163f88c95699a048 Mon Sep 17 00:00:00 2001
From: rainbow napkin <ourforest@tuta.io>
Date: Sun, 15 Dec 2024 22:00:08 -0500
Subject: [PATCH] commandPreprocessor.js now scrapes links out of chat message
 before sending to server.

---
 www/js/channel/commandPreprocessor.js | 38 +++++++++++++++++++++------
 1 file changed, 30 insertions(+), 8 deletions(-)

diff --git a/www/js/channel/commandPreprocessor.js b/www/js/channel/commandPreprocessor.js
index 8aded78..186c34d 100644
--- a/www/js/channel/commandPreprocessor.js
+++ b/www/js/channel/commandPreprocessor.js
@@ -9,20 +9,22 @@ class commandPreprocessor{
         this.command = command;
         this.sendFlag = true;
 
-        this.splitBody();
         this.processLocalCommand();
-        this.sendRemoteCommand();
+
+        if(this.sendFlag){
+            this.message = command;
+            this.processLinks();
+            this.sendRemoteCommand();
+        }
     }
 
-    splitBody(){
+    processLocalCommand(){
         //Create an empty array to hold the command
         this.commandArray = [];
         //Split string by words
         this.commandArray = this.command.split(/\b/g);//Split by word-borders
         this.argumentArray = this.command.match(/\b\w+\b/g);//Match by words surrounded by borders
-    }
 
-    processLocalCommand(){
         //If this is a local command
         if(this.commandArray[0] == '/'){
             //If the command exists
@@ -36,10 +38,30 @@ class commandPreprocessor{
         }
     }
 
+    processLinks(){
+        //Split message by links
+        var splitMessage = this.message.split(/(https?:\/\/[^\s]+)/g);
+        //Create an empty array to hold links
+        this.links = [];
+
+        splitMessage.forEach((chunk, chunkIndex) => {
+            if(chunk.match(/(https?:\/\/[^\s]+)/g)){
+                //I looked online for obscure characters that no one would use to prevent people from chatting embed placeholders
+                //Then I found this fucker, turns out it's literally made for the job lmao (even if it was originally intended for paper/magnetic tape)
+                //Replace link with indexed placeholder
+                splitMessage[chunkIndex] = `␜${this.links.length}␜`
+
+                //push current chunk as link
+                this.links.push(chunk);
+            }
+        });
+
+        //Join the message back together
+        this.message = splitMessage.join('');
+    }
+
     sendRemoteCommand(){
-        if(this.sendFlag){
-            this.client.socket.emit("chatMessage",{msg: this.commandArray.join("")});
-        }
+        this.client.socket.emit("chatMessage",{msg: this.message, links: this.links});
     }