class-evf-fields.php — Everest Forms – Contact Form, Payment Form, Quiz, Survey & Custom Form Builder with AI 1.5.4

everest-forms / includes / class-evf-fields.php

everest-forms / includes Last commit date

class-evf-fields.php

169 lines

1	<?php
2	/**
3	* EverestForms Form Fields
4	*
5	* Loads form fields via hooks for use in the builder.
6	*
7	* @package EverestForms\Classes\Fields
8	* @version 1.2.0
9	*/
10
11	defined( 'ABSPATH' ) \|\| exit;
12
13	/**
14	* Form fields class.
15	*/
16	class EVF_Fields {
17
18	/**
19	* Form fields classes.
20	*
21	* @var array
22	*/
23	public $form_fields = array();
24
25	/**
26	* The single instance of the class.
27	*
28	* @var EVF_Fields
29	*/
30	protected static $_instance = null;
31
32	/**
33	* Main EVF_Fields Instance.
34	*
35	* Ensures only one instance of EVF_Fields is loaded or can be loaded.
36	*
37	* @return EVF_Fields Main instance.
38	*/
39	public static function instance() {
40	if ( is_null( self::$_instance ) ) {
41	self::$_instance = new self();
42	}
43	return self::$_instance;
44	}
45
46	/**
47	* Cloning is forbidden.
48	*
49	* @since 1.2.0
50	*/
51	public function __clone() {
52	evf_doing_it_wrong( __FUNCTION__, __( 'Cloning is forbidden.', 'everest-forms' ), '1.2.0' );
53	}
54
55	/**
56	* Unserializing instances of this class is forbidden.
57	*
58	* @since 1.2.0
59	*/
60	public function __wakeup() {
61	evf_doing_it_wrong( __FUNCTION__, __( 'Unserializing instances of this class is forbidden.', 'everest-forms' ), '1.2.0' );
62	}
63
64	/**
65	* Initialize form fields.
66	*/
67	public function __construct() {
68	$this->init();
69	}
70
71	/**
72	* Load fields and hook in functions.
73	*/
74	public function init() {
75	$load_fields = apply_filters(
76	'everest_forms_fields',
77	array(
78	'EVF_Field_First_Name',
79	'EVF_Field_Last_Name',
80	'EVF_Field_Text',
81	'EVF_Field_Textarea',
82	'EVF_Field_Select',
83	'EVF_Field_Radio',
84	'EVF_Field_Checkbox',
85	'EVF_Field_Number',
86	'EVF_Field_Email',
87	'EVF_Field_URL',
88	'EVF_Field_Date_Time',
89	)
90	);
91
92	// Get sort order.
93	$order_end = 999;
94
95	// Load form fields.
96	foreach ( $load_fields as $field ) {
97	$load_field = is_string( $field ) ? new $field() : $field;
98
99	if ( isset( $load_field->order ) && is_numeric( $load_field->order ) ) {
100	// Add in position.
101	$this->form_fields[ $load_field->group ][ $load_field->order ] = $load_field;
102	} else {
103	// Add to end of the array.
104	$this->form_fields[ $load_field->group ][ $order_end ] = $load_field;
105	$order_end++;
106	}
107
108	ksort( $this->form_fields[ $load_field->group ] );
109	}
110	}
111
112	/**
113	* Get fields.
114	*
115	* @return array
116	*/
117	public function form_fields() {
118	$_available_fields = array();
119
120	if ( count( $this->form_fields ) > 0 ) {
121	foreach ( $this->form_fields as $group => $field ) {
122	$_available_fields[ $group ] = $field;
123	}
124	}
125
126	return $_available_fields;
127	}
128
129	/**
130	* Get array of registered field types.
131	*
132	* @return array of strings
133	*/
134	public function get_form_field_types() {
135	$_available_fields = array();
136
137	if ( count( $this->form_fields ) > 0 ) {
138	foreach ( array_values( $this->form_fields ) as $form_field ) {
139	foreach ( $form_field as $field ) {
140	$_available_fields[] = $field->type;
141	}
142	}
143	}
144
145	return $_available_fields;
146	}
147
148	/**
149	* Get array of registered "Pro" field types.
150	*
151	* @return array of strings
152	*/
153	public function get_pro_form_field_types() {
154	$_available_fields = array();
155
156	if ( count( $this->form_fields ) > 0 ) {
157	foreach ( array_values( $this->form_fields ) as $form_field ) {
158	foreach ( $form_field as $field ) {
159	if ( $field->is_pro ) {
160	$_available_fields[] = $field->type;
161	}
162	}
163	}
164	}
165
166	return $_available_fields;
167	}
168	}
169