121 lines
3.0 KiB
PHP
121 lines
3.0 KiB
PHP
<?php
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/**
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* Autocomplete field class.
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*/
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class MASHSB_RWMB_Autocomplete_Field extends MASHSB_RWMB_Multiple_Values_Field
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{
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/**
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* Enqueue scripts and styles.
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*/
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static function admin_enqueue_scripts()
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{
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wp_enqueue_style( 'mashsb-rwmb-autocomplete', MASHSB_RWMB_CSS_URL . 'autocomplete.css', array( 'wp-admin' ), MASHSB_RWMB_VER );
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wp_enqueue_script( 'mashsb-rwmb-autocomplete', MASHSB_RWMB_JS_URL . 'autocomplete.js', array( 'jquery-ui-autocomplete' ), MASHSB_RWMB_VER, true );
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wp_localize_script( 'mashsb-rwmb-autocomplete', 'MASHSB_RWMB_Autocomplete', array( 'delete' => __( 'Delete', 'meta-box' ) ) );
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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
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* @param array $field
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* @return string
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*/
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static function html( $meta, $field )
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{
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if ( ! is_array( $meta ) )
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$meta = array( $meta );
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$field = apply_filters( 'mashsb_rwmb_autocomplete_field', $field, $meta );
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$options = $field['options'];
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if ( ! is_string( $field['options'] ) )
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{
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$options = array();
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foreach ( (array) $field['options'] as $value => $label )
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{
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$options[] = array(
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'value' => $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="mashsb-rwmb-autocomplete-search" size="%s">
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<input type="hidden" name="%s" class="mashsb-rwmb-autocomplete" data-options="%s" disabled>',
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$field['size'],
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$field['field_name'],
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esc_attr( $options )
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);
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$html .= '<div class="mashsb-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 ".mashsb-rwmb-*" class to make clone work
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$tpl = '
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<div class="mashsb-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="mashsb-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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{
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foreach ( $field['options'] as $value => $label )
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{
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if ( in_array( $value, $meta ) )
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{
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$html .= sprintf(
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$tpl,
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$label,
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__( 'Delete', 'meta-box' ),
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$field['field_name'],
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$value
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);
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}
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}
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}
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else
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{
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foreach ( $meta as $value )
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{
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if ( empty( $value ) )
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continue;
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$label = apply_filters( 'mashsb_rwmb_autocomplete_result_label', $value, $field );
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$html .= sprintf(
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$tpl,
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$label,
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__( 'Delete', 'meta-box' ),
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$field['field_name'],
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$value
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);
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}
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}
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$html .= '</div>'; // .mashsb-rwmb-autocomplete-results
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return $html;
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}
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/**
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* Normalize parameters for field
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*
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* @param array $field
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* @return array
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*/
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static function normalize( $field )
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{
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$field = parent::normalize( $field );
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$field = wp_parse_args( $field, array(
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'size' => 30,
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) );
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return $field;
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}
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}
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