vikbooking / libraries / adapter / form / fields / groupedlist.php

groupedlist.php in VikBooking Hotel Booking Engine & PMS 1.6.9, at libraries/adapter/form/fields/groupedlist.php

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1	<?php
2	/**
3	* @package VikWP - Libraries
4	* @subpackage adapter.form
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	jimport('joomla.form.formfield');
15
16	/**
17	* Form field class to handle dropdown fields with groups.
18	*
19	* @since 10.1.51
20	*/
21	class JFormFieldGroupedlist extends JFormField
22	{
23	/**
24	* The layout identifier for list fields.
25	*
26	* @var string
27	*/
28	protected $layoutId = 'html.form.fields.groupedlist';
29
30	/**
31	* Internally saves the default option groups.
32	*
33	* @var array[]
34	*/
35	protected $groups = [];
36
37	/**
38	* Helper method to setup the field.
39	*
40	* @param SimpleXMLElement $field The field element.
41	*
42	* @return void
43	*/
44	protected function setup($element)
45	{
46	parent::setup($element);
47
48	// unset group and option erroneously registered
49	unset($this->option, $this->group);
50
51	$this->groups = [];
52	$label = '';
53
54	foreach ($element->children() as $child)
55	{
56	switch ($child->getName())
57	{
58	// the element is an <option />
59	case 'option':
60	// initialize the group if necessary
61	if (!isset($this->groups[$label]))
62	{
63	$this->groups[$label] = [];
64	}
65
66	$disabled = (string) $child['disabled'];
67	$disabled = ($disabled === 'true' \|\| $disabled === 'disabled' \|\| $disabled === '1');
68
69	// create a new option object based on the <option /> element
70	$this->groups[$label][] = JHtml::fetch(
71	'select.option',
72	$child['value'] ? (string) $child['value'] : trim((string) $child),
73	JText::translate(trim((string) $child)),
74	'value',
75	'text',
76	$disabled
77	);
78
79	break;
80
81	// the element is a <group />
82	case 'group':
83	// get the group label
84	if ($groupLabel = (string) $child['label'])
85	{
86	$label = JText::translate($groupLabel);
87	}
88
89	// initialize the group if necessary
90	if (!isset($groups[$label]))
91	{
92	$groups[$label] = [];
93	}
94
95	// Iterate through the children and build an array of options.
96	foreach ($child->children() as $option)
97	{
98	// only add <option /> elements
99	if ($option->getName() !== 'option')
100	{
101	continue;
102	}
103
104	$disabled = (string) $option['disabled'];
105	$disabled = ($disabled === 'true' \|\| $disabled === 'disabled' \|\| $disabled === '1');
106
107	// create a new option object based on the <option /> element
108	$this->groups[$label][] = JHtml::fetch(
109	'select.option',
110	$option['value'] ? (string) $option['value'] : JText::translate(trim((string) $option)),
111	JText::translate(trim((string) $option)),
112	'value',
113	'text',
114	$disabled
115	);
116	}
117
118	break;
119	}
120	}
121
122	reset($this->groups);
123	}
124
125	/**
126	* Method to get the options to populate list
127	*
128	* @return array The field option objects.
129	*/
130	public function getGroups()
131	{
132	return $this->groups;
133	}
134
135	/**
136	* @override
137	* Method to get the data to be passed to the layout for rendering.
138	*
139	* @return array An associative array of display data.
140	*/
141	public function getLayoutData()
142	{
143	$data = array();
144	$data['name'] = $this->name;
145	$data['class'] = $this->class;
146	$data['id'] = $this->id;
147	$data['value'] = is_null($this->value) ? $this->default : $this->value;
148	$data['required'] = $this->required === "true" \|\| $this->required === true ? true : false;
149	$data['multiple'] = !is_null($this->multiple) && $this->multiple != "false" ? true : false;
150	$data['disabled'] = $this->disabled === "true" \|\| $this->disabled === true ? true : false;
151	$data['groups'] = $this->getGroups();
152
153	// flatten the groups list as the options might be used by other components
154	$data['options'] = array_merge([], ...array_values($data['groups']));
155
156	return $data;
157	}
158	}
159