From: Philipp Spitzer <philipp@spitzer.priv.at>
Date: Sat, 16 Jan 2021 22:07:26 +0000 (+0100)
Subject: Add polyfill for Internet Explorer.
X-Git-Url: https://git.toastfreeware.priv.at/philipp/winterrodeln/mediawiki_extensions/wrmap.git/commitdiff_plain/717ee658e344457ee91ea747168705057ff1df2f?ds=sidebyside

Add polyfill for Internet Explorer.
---

diff --git a/wrmap.body.php b/wrmap.body.php
index 7055b75..0daaaea 100644
--- a/wrmap.body.php
+++ b/wrmap.body.php
@@ -399,6 +399,8 @@ class WrBaseMap {
 		assert(in_array($tagname, array('wrmap', 'wrgmap')));
 
 		$parserOutput = $parser->getOutput();
+		// Polyfill für Internet Explorer
+		$parserOutput->addHeadItem('<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,fetch"></script>', 'polyfill_ie');
 		// OpenLayers 6.5.0 does not work with Internet Explorer, see https://github.com/openlayers/openlayers/issues/11870
 		$parserOutput->addHeadItem('<script src="https://cdn.jsdelivr.net/gh/openlayers/openlayers.github.io@master/en/v6.4.3/build/ol.js"></script>', 'openlayers_js');
 		$parserOutput->addHeadItem('<link rel="stylesheet" type="text/css" href="https://cdn.jsdelivr.net/gh/openlayers/openlayers.github.io@master/en/v6.5.0/css/ol.css">', 'openlayers_css');