Bring back the restore share button

Fix disabled default file action to still use an anchor element, as this
is used in many other places (and potentially apps).

Adjusted anchor style to not look like it's clickable and added extras
to make sure everything inside still looks clickable as before.

Signed-off-by: Vincent Petry <vincent@nextcloud.com>

apps/files/css/files.scss

@@ -539,6 +539,23 @@ table td.selection {
 	cursor: default !important;
 }
 
+/*
+ * Make the disabled link look not like a link in file list rows
+ */
+#fileList a.name.disabled {
+	* {
+		cursor: default;
+	}
+
+	a, a * {
+		cursor: pointer;
+	}
+
+	&:focus {
+		background: none;
+	}
+}
+
 a.action > img {
 	height: 16px;
 	width: 16px;

apps/files/js/filelist.js

@@ -1561,9 +1561,7 @@
 				"href": linkUrl
 			});
 			if (this._defaultFileActionsDisabled) {
-				linkElem = $('<p></p>').attr({
+				linkElem.addClass('disabled');
-					"class": "name"
-				})
 			}
 
 			linkElem.append('<div class="thumbnail-wrapper"><div class="thumbnail" style="background-image:url(' + icon + ');"></div></div>');