From a39a1fa9e4700d1189dfc5073b5fcb2557965671 Mon Sep 17 00:00:00 2001
From: toasted-nutbread <toasted-nutbread@users.noreply.github.com>
Date: Thu, 22 Aug 2019 19:44:31 -0400
Subject: Add support for Edge browser

---
 ext/bg/js/util.js | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'ext/bg/js/util.js')

diff --git a/ext/bg/js/util.js b/ext/bg/js/util.js
index 34b06ddb..3dc7c900 100644
--- a/ext/bg/js/util.js
+++ b/ext/bg/js/util.js
@@ -87,6 +87,20 @@ function utilDatabasePurge() {
     return utilBackend().translator.database.purge();
 }
 
-function utilDatabaseImport(data, progress, exceptions) {
+async function utilDatabaseImport(data, progress, exceptions) {
+    // Edge cannot read data on the background page due to the File object
+    // being created from a different window. Read on the same page instead.
+    if (EXTENSION_IS_BROWSER_EDGE) {
+        data = await utilReadFile(data);
+    }
     return utilBackend().translator.database.importDictionary(data, progress, exceptions);
 }
+
+function utilReadFile(file) {
+    return new Promise((resolve, reject) => {
+        const reader = new FileReader();
+        reader.onload = () => resolve(reader.result);
+        reader.onerror = () => reject(reader.error);
+        reader.readAsBinaryString(file);
+    });
+}
-- 
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