From a59b4e9f1d595cdfbfaf0ac85246ad08444ddd90 Mon Sep 17 00:00:00 2001
From: Sebastian Rasmussen <sebras@gmail.com>
Date: Fri, 21 Apr 2017 16:48:25 +0800
Subject: js: Extend PDF app object with a few properties.

---
 source/pdf/pdf-js-util.js | 5 +++++
 source/pdf/pdf-js.c       | 9 +++++++++
 2 files changed, 14 insertions(+)

(limited to 'source/pdf')

diff --git a/source/pdf/pdf-js-util.js b/source/pdf/pdf-js-util.js
index 299f80ac..50a5ef39 100644
--- a/source/pdf/pdf-js-util.js
+++ b/source/pdf/pdf-js-util.js
@@ -872,3 +872,8 @@ function AFRange_Validate(lowerCheck, lowerLimit, upperCheck, upperLimit)
 			app.alert(util.printf("The entered value ("+event.value+") must be less than or equal to %s", upperLimit));
 	}
 }
+
+app.plugIns = [];
+app.viewerType = "Reader";
+app.language = "ENU";
+app.viewerVersion = NaN;
diff --git a/source/pdf/pdf-js.c b/source/pdf/pdf-js.c
index 63892d98..84938d30 100644
--- a/source/pdf/pdf-js.c
+++ b/source/pdf/pdf-js.c
@@ -505,6 +505,15 @@ static void declare_dom(pdf_js *js)
 	/* Create the 'app' object */
 	js_newobject(J);
 	{
+#if defined(_WIN32) || defined(_WIN64)
+		js_pushstring(J, "WIN");
+#elif defined(__APPLE__)
+		js_pushstring(J, "MAC");
+#else
+		js_pushstring(J, "UNIX");
+#endif
+		js_defproperty(J, -2, "app.platform", JS_READONLY | JS_DONTENUM | JS_DONTCONF);
+
 		addmethod(J, "app.alert", app_alert, 4);
 		addmethod(J, "app.execDialog", app_execDialog, 0);
 		addmethod(J, "app.execMenuItem", app_execMenuItem, 1);
-- 
cgit v1.2.3