1 files changed, 40 insertions, 0 deletions
diff --git a/core/js/js.js b/core/js/js.js
index 397fea8e3c5..e40141ac617 100644
--- a/core/js/js.js
+++ b/core/js/js.js
@@ -1597,6 +1597,46 @@ OC.Util = {
 	},
 
 	/**
+	 * Fix image scaling for IE8, since background-size is not supported.
+	 *
+	 * This scales the image to the element's actual size, the URL is
+	 * taken from the "background-image" CSS attribute.
+	 *
+	 * @param {Object} $el image element
+	 */
+	scaleFixForIE8: function($el) {
+		if (!this.isIE8()) {
+			return;
+		}
+		var self = this;
+		$($el).each(function() {
+			var url = $(this).css('background-image');
+			var r = url.match(/url\(['"]?([^'")]*)['"]?\)/);
+			if (!r) {
+				return;
+			}
+			url = r[1];
+			url = self.replaceSVGIcon(url);
+			// TODO: escape
+			url = url.replace(/'/g, '%27');
+			$(this).css({
+				'filter': 'progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + url + '\', sizingMethod=\'scale\')',
+				'background-image': ''
+			});
+		});
+		return $el;
+	},
+
+	/**
+	 * Returns whether this is IE8
+	 *
+	 * @return {bool} true if this is IE8, false otherwise
+	 */
+	isIE8: function() {
+		return $('html').hasClass('ie8');
+	},
+
+	/**
 	 * Remove the time component from a given date
 	 *
 	 * @param {Date} date date