From 8a226811dc86547ca5f79ffa35965c0f72e8fbb4 Mon Sep 17 00:00:00 2001
From: Julius Härtl <jus@bitgrid.net>
Date: Wed, 3 Jan 2018 09:17:14 +0100
Subject: Invert app icons on IE11 as well
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Julius Härtl <jus@bitgrid.net>
---
 core/templates/layout.user.php | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'core/templates')

diff --git a/core/templates/layout.user.php b/core/templates/layout.user.php
index 5008392d2a3..690c3ed2e14 100644
--- a/core/templates/layout.user.php
+++ b/core/templates/layout.user.php
@@ -46,8 +46,14 @@
 						<li data-id="<?php p($entry['id']); ?>" class="hidden">
 							<a href="<?php print_unescaped($entry['href']); ?>"
 								<?php if ($entry['active']): ?> class="active"<?php endif; ?>>
-								<img src="<?php print_unescaped($entry['icon'] . '?v=' . $_['versionHash']); ?>"
-									 class="app-icon" alt="<?php p($entry['name']); ?>" />
+								<?php if ($_['themingInvertMenu']) { ?>
+									<svg width="20" height="20" viewBox="0 0 20 20">
+									<defs><filter id="invert-<?php p($entry['id']); ?>"><feColorMatrix in="SourceGraphic" type="matrix" values="-1 0 0 0 1 0 -1 0 0 1 0 0 -1 0 1 0 0 0 1 0" /></filter></defs>
+									<image x="0" y="0" width="20" height="20" preserveAspectRatio="xMinYMin meet" filter="url(#invert-<?php p($entry['id']); ?>)" xlink:href="<?php print_unescaped($entry['icon'] . '?v=' . $_['versionHash']); ?>"  class="app-icon" /></svg>
+								<?php } else { ?>
+									<img src="<?php print_unescaped($entry['icon'] . '?v=' . $_['versionHash']); ?>"
+										 class="app-icon" alt="<?php p($entry['name']); ?>" />
+								<?php } ?>
 								<div class="icon-loading-small-dark"
 									 style="display:none;"></div>
 							</a>
-- 
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