From 8ff4a66f0150624b8b08c4c47765016bd2e3a2ab Mon Sep 17 00:00:00 2001
From: Olivier Paroz <github@oparoz.com>
Date: Fri, 12 Jun 2015 18:50:21 +0200
Subject: [PATCH] Determine the size we need before asking for a thumbnail We
 need to set the size of the preview using the devicePixelRatio and use that
 as arguments when using the preview endpoint or that endpoint will use the
 default 36x36 and thumbnails will be blurry on high DPI devices

---
 apps/files_sharing/js/public.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/apps/files_sharing/js/public.js b/apps/files_sharing/js/public.js
index 6261c70626d..32a469414d6 100644
--- a/apps/files_sharing/js/public.js
+++ b/apps/files_sharing/js/public.js
@@ -159,6 +159,8 @@ OCA.Sharing.PublicApp = {
 
 			this.fileList.generatePreviewUrl = function (urlSpec) {
 				urlSpec.t = $('#dirToken').val();
+				urlSpec.y = 36 * window.devicePixelRatio;
+				urlSpec.x = 36 * window.devicePixelRatio;
 				return OC.generateUrl('/apps/files_sharing/ajax/publicpreview.php?') + $.param(urlSpec);
 			};