From 96f907c023b687206df6233be383d724e2810088 Mon Sep 17 00:00:00 2001
From: Leon Krause
Date: Thu, 10 May 2018 13:43:58 +0200
Subject: Accept non-default main packs in engine.js startGame()

Allows using startGame() with main packs exported as .zip, but also any
other custom extension, for example if a web game host does not allow
the .pck filename extension.
---
 platform/javascript/engine.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'platform')

diff --git a/platform/javascript/engine.js b/platform/javascript/engine.js
index 0c1337cc3..1d78f28bb 100644
--- a/platform/javascript/engine.js
+++ b/platform/javascript/engine.js
@@ -130,13 +130,17 @@
 		this.startGame = function(mainPack) {
 
 			executableName = getBaseName(mainPack);
+			var mainArgs = [];
+			if (!getPathLeaf(mainPack).endsWith('.pck')) {
+				mainArgs = ['--main-pack', getPathLeaf(mainPack)];
+			}
 			return Promise.all([
 				// Load from directory,
 				this.init(getBasePath(mainPack)),
 				// ...but write to root where the engine expects it.
 				this.preloadFile(mainPack, getPathLeaf(mainPack))
 			]).then(
-				Function.prototype.apply.bind(synchronousStart, this, [])
+				Function.prototype.apply.bind(synchronousStart, this, mainArgs)
 			);
 		};
 
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