check WeChat

solve issue: mozilla#7815 mozilla#7754 mozilla#7800
godwin668 · Nov 16, 2016 · 9ad57d4 · 9ad57d4
1 parent 7f6a607
commit 9ad57d4
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/web/compatibility.js b/web/compatibility.js
@@ -469,8 +469,10 @@ if (typeof PDFJS === 'undefined') {
 
   // Range requests are broken in Chrome 39 and 40, https://crbug.com/442318
   var isChromeWithRangeBug = /Chrome\/(39|40)\./.test(navigator.userAgent);
+
+  var isWeChat = /micromessenger/.test(navigator.userAgent);
 
-  if (isSafari || isOldAndroid || isChromeWithRangeBug) {
+  if (isSafari || isOldAndroid || isChromeWithRangeBug || isWeChat) {
     PDFJS.disableRange = true;
     PDFJS.disableStream = true;
   }