Move jQuery plugins into modules and add them to the bundle

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

1 files changed, 31 insertions, 0 deletions

diff --git a/core/src/jquery/exists.js b/core/src/jquery/exists.js
new file mode 100644
index 00000000000..bdf62ab7d4b
--- /dev/null
+++ b/core/src/jquery/exists.js
@@ -0,0 +1,31 @@
+/*
+ * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import $ from 'jquery'
+
+/**
+ * check if an element exists.
+ * allows you to write if ($('#myid').exists()) to increase readability
+ * @link http://stackoverflow.com/questions/31044/is-there-an-exists-function-for-jquery
+ */
+$.fn.exists = function () {
+	return this.length > 0;
+};