← All changes | libraries/adapter/html/classes/formbehavior.php +138 -0 1.6.0 → 1.8.16 View file →

		@@ -1,0 +1,138 @@
	1	+<?php
	2	+/**
	3	+ * @package VikWP - Libraries
	4	+ * @subpackage adapter.html
	5	+ * @author E4J s.r.l.
	6	+ * @copyright Copyright (C) 2023 E4J s.r.l. All Rights Reserved.
	7	+ * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
	8	+ * @link https://vikwp.com
	9	+ */
	10	+
	11	+// No direct access
	12	+defined('ABSPATH') or die('No script kiddies please!');
	13	+
	14	+/**
	15	+ * Utility class for form related behaviors.
	16	+ *
	17	+ * @since 10.1.16
	18	+ */
	19	+abstract class JHtmlFormbehavior
	20	+{
	21	+ /**
	22	+ * Method to load the Chosen JavaScript framework and supporting CSS into the document head.
	23	+ *
	24	+ * @param string $selector Class for Chosen elements.
	25	+ * @param mixed $debug Is debugging mode on? [optional].
	26	+ * @param array $options The possible Chosen options as name => value [optional].
	27	+ *
	28	+ * @return void
	29	+ */
	30	+ public static function chosen($selector = '.btn-toolbar', $debug = null, $options = array())
	31	+ {
	32	+ // load always select2 plugin
	33	+ // JHtml::fetch('select2');
	34	+ JText::script('JGLOBAL_SELECT_AN_OPTION');
	35	+
	36	+ static $loaded = 0;
	37	+
	38	+ // register only once
	39	+ if (!$loaded)
	40	+ {
	41	+ $loaded = 1;
	42	+
	43	+ /**
	44	+ * Use select2 rendering only in case of WordPress 5.2 or lower.
	45	+ * Starting from WordPress 5.3 the dropdowns are rendered properly
	46	+ * and there is no need to use a different layout.
	47	+ * Contrarily, we will lose the possibility of searching the options.
	48	+ *
	49	+ * @since 10.1.30
	50	+ */
	51	+ // $use_select2 = version_compare((new JVersion)->getShortVersion(), '5.3', '<') ? 1 : 0;
	52	+ $use_select2 = 0;
	53	+
	54	+ // add support for chosen plugin
	55	+ JFactory::getDocument()->addScriptDeclaration(
	56	+<<<JAVASCRIPT
	57	+(function($) {
	58	+ 'use strict';
	59	+
	60	+ if ($.fn.chosen === undefined) {
	61	+ $.fn.chosen = function(data) {
	62	+ // iterate all selected elements
	63	+ $(this).each(function() {
	64	+ // check is we have a multiple select
	65	+ var isMultiple = $(this).prop('multiple');
	66	+
	67	+ if (!$use_select2 && !isMultiple) {
	68	+ // do not go ahead in case we don't need a custom plugin
	69	+ // to handle standard dropdowns
	70	+ return this;
	71	+ }
	72	+
	73	+ if (data !== undefined) {
	74	+ // invoke requested method (e.g. destroy)
	75	+ $(this).select2(data);
	76	+ } else {
	77	+ data = {};
	78	+ data.width = isMultiple ? 300 : 200;
	79	+ data.allowClear = $(this).hasClass('required') ? false : true;
	80	+ data.placeholder = Joomla.JText._('JGLOBAL_SELECT_AN_OPTION');
	81	+
	82	+ var firstOption = $(this).find('option').first();
	83	+
	84	+ // in case we don't have an empty option, unset placeholder
	85	+ if (!isMultiple && firstOption.length && firstOption.val().length > 0) {
	86	+ data.allowClear = false;
	87	+ data.placeholder = null;
	88	+ }
	89	+
	90	+ // turn off search when there are 5 options or less
	91	+ if ($(this).find('option').length <= 5) {
	92	+ data.minimumResultsForSearch = -1;
	93	+ }
	94	+
	95	+ // init select2 plugin
	96	+ $(this).select2(data);
	97	+ }
	98	+ });
	99	+
	100	+ return this;
	101	+ }
	102	+ }
	103	+})(jQuery);
	104	+JAVASCRIPT
	105	+ );
	106	+ }
	107	+
	108	+ static $selectors = [];
	109	+
	110	+ /**
	111	+ * The system is now able to initialize multiple selectors as a result of multiple calls.
	112	+ *
	113	+ * @since 10.1.63
	114	+ */
	115	+ if (!isset($selectors[$selector])) {
	116	+ $selectors[$selector] = 1;
	117	+
	118	+ // init requested selectors
	119	+ JFactory::getDocument()->addScriptDeclaration(
	120	+<<<JAVASCRIPT
	121	+(function($) {
	122	+ 'use strict';
	123	+
	124	+ $(function() {
	125	+ $('{$selector}')
	126	+ .find('select')
	127	+ .chosen()
	128	+ .on('chosen:updated', function() {
	129	+ // refresh select2 value when triggered
	130	+ // $(this).select2('val', $(this).val());
	131	+ });
	132	+ });
	133	+})(jQuery);
	134	+JAVASCRIPT
	135	+ );
	136	+ }
	137	+ }
	138	+}