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<?php
namespace Gravity_Forms\Gravity_Forms\Settings\Fields;
use GFCommon;
use Gravity_Forms\Gravity_Forms\Settings\Fields;
defined( 'ABSPATH' ) || die();
// Load base class.
require_once 'class-select.php';
require_once 'class-text.php';
class Select_Custom extends Base {
/**
* Field type.
*
* @since 2.5
*
* @var string
*/
public $type = 'select_custom';
/**
* Child inputs.
*
* @since 2.5
*
* @var Base[]
*/
public $inputs = array();
/**
* Initialize Field Select field.
*
* @since 2.5
*
* @param array $props Field properties.
* @param \Gravity_Forms\Gravity_Forms\Settings\Settings $settings Settings instance.
*/
public function __construct( $props, $settings ) {
parent::__construct( $props, $settings );
// Prevent description from showing up on all sub-fields.
unset( $props['description'] );
// Prepare Custom input.
$this->inputs['custom'] = $props;
$this->inputs['custom']['type'] = 'text';
$this->inputs['custom']['name'] .= '_custom';
// Prepare Select input.
$this->inputs['select'] = $props;
$this->inputs['select']['type'] = 'select';
$this->inputs['select']['onchange'] = '';
// Set custom option flag.
$has_custom_option = false;
// Loop through choices, search for custom option.
foreach ( $this->inputs['select']['choices'] as $choice ) {
// If choice is a custom option, set flag and stop loop.
if ( 'gf_custom' === rgar( $choice, 'name' ) || 'gf_custom' === rgar( $choice, 'value' ) ) {
$has_custom_option = true;
break;
}
// Check sub-choices, if present.
if ( rgar( $choice, 'choices' ) ) {
foreach ( $choice['choices'] as $subchoice ) {
if ( 'gf_custom' === rgar( $subchoice, 'name' ) || 'gf_custom' === rgar( $subchoice, 'value' ) ) {
$has_custom_option = true;
break;
}
}
}
}
// If no custom option exists, add it.
if ( ! $has_custom_option ) {
// Prepare label.
if ( rgar( $this->inputs['select'], 'label' ) ) {
$custom_label = sprintf(
'%s %s',
esc_html__( 'Add Custom', 'gravityforms' ),
esc_html( $this->inputs['select']['label'] )
);
} else {
$custom_label = esc_html__( 'Add Custom Value', 'gravityforms' );
}
// Add custom option.
$this->inputs['select']['choices'][] = array(
'label' => $custom_label,
'value' => 'gf_custom',
);
}
/**
* Prepare input fields.
*
* @var array $input
*/
foreach ( $this->inputs as &$input ) {
$input = Fields::create( $input, $this->settings );
}
}
// # RENDER METHODS ------------------------------------------------------------------------------------------------
/**
* Render field.
*
* @since 2.5
*
* @return string
*/
public function markup() {
// Get selected option, initialize custom input display.
$selected_option = $this->inputs['select']->get_value();
$custom_input_display = '';
// If selected option is the custom option or the only option is the custom option, hide select field.
if ( $selected_option === 'gf_custom' || ( 1 === count( $this->inputs['select']->choices ) && $this->inputs['select']->choices[0]['value'] === 'gf_custom' ) ) {
$this->inputs['select']->style = 'display:none;';
} else {
$custom_input_display = 'style="display:none;"';
}
// Prepare markup.
$html = $this->get_description();
$html .= sprintf(
'<span class="%s">%s<div class="gform-settings-select-custom__custom" %s>%s%s</div>%s</span>',
esc_attr( $this->get_container_classes() ),
$this->inputs['select']->markup(),
$custom_input_display,
count( $this->inputs['select']->choices ) > 1 ? '<button type="button" class="gform-settings-select-custom__reset"><span class="screen-reader-text">' . esc_html__( 'Reset', 'gravityforms' ) . '</span></button>' : '',
$this->inputs['custom']->markup(),
$this->get_error_icon()
);
return $html;
}
// # VALIDATION METHODS --------------------------------------------------------------------------------------------
/**
* Validate posted field value.
*
* @since 2.5
*
* @param array $value Posted field values.
*/
public function do_validation( $value ) {
// If field has no choices, exit.
if ( empty( $this->inputs['select']->choices ) ) {
return;
}
// Get values for both inputs.
$select_value = $value;
$custom_value = rgar( $this->settings->get_posted_values(), $this->inputs['custom']->name );
// If field is required and no choice was selected, set field error.
if ( $this->required && rgblank( $select_value ) ) {
$this->inputs['select']->set_error();
return;
}
// If field is required and no custom value was submitted, set field error.
if ( $this->required && $select_value === 'gf_custom' && rgblank( $custom_value ) ) {
$this->inputs['select']->set_error();
return;
}
// If a custom choice was not selected, validate selected choice.
if ( $select_value === 'gf_custom' ) {
// Loop through field choices, determine if valid.
foreach ( $this->inputs['select']->choices as $choice ) {
// If choice has nested choices, loop through and determine if valid.
if ( isset( $choice['choices'] ) ) {
foreach ( $choice['choices'] as $optgroup_choice ) {
if ( self::is_choice_valid( $optgroup_choice, $select_value ) ) {
return;
}
}
} else {
if ( self::is_choice_valid( $choice, $select_value ) ) {
return;
}
}
}
$this->inputs['select']->set_error( esc_html__( 'Invalid selection.', 'gravityforms' ) );
}
}
}
Fields::register( 'select_custom', '\Gravity_Forms\Gravity_Forms\Settings\Fields\Select_Custom' );
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