prevent users from literally copy pasting "; into the chat

CELT_VOICE/scripting/block_escape_seq.sp

@@ -0,0 +1,31 @@
+#include <sourcemod>
+
+public Plugin myinfo = {
+    name = "Block Chat Injection",
+    author = "unloze",
+    description = "Blocks console command injection via chat",
+    version = "1.0",
+    url = ""
+};
+
+public void OnPluginStart()
+{
+    AddCommandListener(Command_Say, "say");
+    AddCommandListener(Command_Say, "say_team");
+}
+
+public Action Command_Say(int client, const char[] command, int argc)
+{
+    if (client == 0) return Plugin_Continue;
+
+    char sArgs[256];
+    GetCmdArgString(sArgs, sizeof(sArgs));
+
+    if (StrContains(sArgs, "\";") != -1)
+    {
+        PrintToChat(client, "[UNLOZE] Message blocked.");
+        return Plugin_Handled;
+    }
+
+    return Plugin_Continue;
+}