From b19d859a03fc2ce07300c7ee541f860725b1b555 Mon Sep 17 00:00:00 2001
From: Simon Edwards <simon@simonzone.com>
Date: Sun, 5 May 2024 19:06:02 +0200
Subject: [PATCH] Prevent falling over other iTerm codes

---
 main/src/emulator/ITermParameters.ts | 7 +++++++
 main/src/emulator/Term.ts            | 4 ++++
 main/src/emulator/TextTerm.ts        | 4 ++++
 3 files changed, 15 insertions(+)

diff --git a/main/src/emulator/ITermParameters.ts b/main/src/emulator/ITermParameters.ts
index c073787e..4fdaec88 100644
--- a/main/src/emulator/ITermParameters.ts
+++ b/main/src/emulator/ITermParameters.ts
@@ -28,6 +28,10 @@ export class ITermParameters {
     this.#parseParameters(params);
   }
 
+  isFile(): boolean {
+    return this.#isFile;
+  }
+
   #parseParameters(params: ControlSequenceParameters): void {
     for (let i=0; i<params.getParamCount(); i++) {
       let paramString = params.getParameterString(i);
@@ -71,6 +75,9 @@ export class ITermParameters {
         case "inline":
           break;
 
+        case "SetUserVar":
+          break;
+
         default:
           this._log.warn(`Unknown paramater key '${parts[0]}'.`);
           break;
diff --git a/main/src/emulator/Term.ts b/main/src/emulator/Term.ts
index 76125df6..cad09c95 100644
--- a/main/src/emulator/Term.ts
+++ b/main/src/emulator/Term.ts
@@ -42,6 +42,10 @@ export class Emulator extends TextEmulator implements EmulatorApi {
   }
 
   protected _executeITerm(itermParameters: ITermParameters): void {
+    if (!itermParameters.isFile()) {
+      return;
+    }
+
     const buffer = itermParameters.getPayload();
     let qimage = new QImage();
     if ( ! qimage.loadFromData(buffer)) {
diff --git a/main/src/emulator/TextTerm.ts b/main/src/emulator/TextTerm.ts
index 627caa53..98cbd5ca 100644
--- a/main/src/emulator/TextTerm.ts
+++ b/main/src/emulator/TextTerm.ts
@@ -1993,6 +1993,10 @@ export class TextEmulator implements TextEmulatorApi {
           this.#state = ParserState.OSC_ITERM_PAYLOAD;
         } else if (codePoint === CODEPOINT_SEMICOLON) {
           this.#params.endParameter();
+        } else if (codePoint === CODEPOINT_BEL) {
+          this._executeITerm(new ITermParameters(this.#params));
+          this.#params.reset();
+          this.#state = ParserState.NORMAL;
         } else {
           this.#params.appendParameterCodePoint(codePoint);
         }