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103 lines
2.9 KiB
103 lines
2.9 KiB
9 months ago
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<?php
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defined( 'ABSPATH' ) || die;
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/**
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* The autocomplete field.
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*/
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class RWMB_Autocomplete_Field extends RWMB_Multiple_Values_Field {
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public static function admin_enqueue_scripts() {
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wp_enqueue_style( 'rwmb-autocomplete', RWMB_CSS_URL . 'autocomplete.css', [], RWMB_VER );
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wp_style_add_data( 'rwmb-autocomplete', 'path', RWMB_CSS_DIR . 'autocomplete.css' );
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wp_enqueue_script( 'rwmb-autocomplete', RWMB_JS_URL . 'autocomplete.js', [ 'jquery-ui-autocomplete' ], RWMB_VER, true );
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RWMB_Helpers_Field::localize_script_once( 'rwmb-autocomplete', 'RWMB_Autocomplete', [
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'delete' => __( 'Delete', 'meta-box' ),
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] );
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}
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/**
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* Get field HTML.
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*
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* @param mixed $meta Meta value.
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* @param array $field Field parameters.
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* @return string
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*/
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public static function html( $meta, $field ) {
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if ( ! is_array( $meta ) ) {
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$meta = [ $meta ];
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}
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// Filter out empty values in case the array started with empty or 0 values
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$meta = array_filter( $meta, function ( $index ) use ( $meta ) {
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return $meta[ $index ] !== '';
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}, ARRAY_FILTER_USE_KEY );
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$field = apply_filters( 'rwmb_autocomplete_field', $field, $meta );
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$options = $field['options'];
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if ( is_array( $field['options'] ) ) {
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$options = [];
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foreach ( $field['options'] as $value => $label ) {
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$options[] = [
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'value' => (string) $value,
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'label' => $label,
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];
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}
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$options = wp_json_encode( $options );
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}
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// Input field that triggers autocomplete.
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// This field doesn't store field values, so it doesn't have "name" attribute.
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// The value(s) of the field is store in hidden input(s). See below.
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$html = sprintf(
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'<input type="text" class="rwmb-autocomplete-search">
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<input type="hidden" name="%s" class="rwmb-autocomplete" data-options="%s" disabled>',
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esc_attr( $field['field_name'] ),
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esc_attr( $options )
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);
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$html .= '<div class="rwmb-autocomplete-results">';
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// Each value is displayed with label and 'Delete' option.
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// The hidden input has to have ".rwmb-*" class to make clone work.
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$tpl = '
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<div class="rwmb-autocomplete-result">
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<div class="label">%s</div>
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<div class="actions">%s</div>
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<input type="hidden" class="rwmb-autocomplete-value" name="%s" value="%s">
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</div>
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';
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if ( is_array( $field['options'] ) ) {
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foreach ( $field['options'] as $value => $label ) {
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if ( ! in_array( $value, $meta ) ) {
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continue;
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}
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$html .= sprintf(
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$tpl,
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esc_html( $label ),
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esc_html__( 'Delete', 'meta-box' ),
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esc_attr( $field['field_name'] ),
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esc_attr( $value )
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);
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}
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} else {
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$meta = array_filter( $meta );
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foreach ( $meta as $value ) {
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$label = apply_filters( 'rwmb_autocomplete_result_label', $value, $field );
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$html .= sprintf(
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$tpl,
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esc_html( $label ),
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esc_html__( 'Delete', 'meta-box' ),
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esc_attr( $field['field_name'] ),
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esc_attr( $value )
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);
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}
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}
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$html .= '</div>'; // .rwmb-autocomplete-results.
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return $html;
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}
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}
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