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46 lines
1.3 KiB
46 lines
1.3 KiB
<?php
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defined( 'ABSPATH' ) || die;
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/**
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* This class implements common methods used in fields which have multiple values
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* like checkbox list, autocomplete, etc.
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*
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* The difference when handling actions for these fields are the way they get/set
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* meta value. Briefly:
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* - If field is cloneable, value is saved as a single entry in the database
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* - Otherwise value is saved as multiple entries
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*/
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abstract class RWMB_Multiple_Values_Field extends RWMB_Field {
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/**
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* Normalize parameters for field.
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*
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* @param array $field Field parameters.
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*
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* @return array
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*/
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public static function normalize( $field ) {
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$field = parent::normalize( $field );
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$field['multiple'] = true;
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$field['field_name'] = $field['id'];
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if ( ! $field['clone'] ) {
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$field['field_name'] .= '[]';
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}
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return $field;
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}
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/**
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* Format a single value for the helper functions. Sub-fields should overwrite this method if necessary.
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*
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* @param array $field Field parameters.
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* @param string $value The value.
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* @param array $args Additional arguments. Rarely used. See specific fields for details.
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* @param int|null $post_id Post ID. null for current post. Optional.
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*
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* @return string
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*/
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public static function format_single_value( $field, $value, $args, $post_id ) {
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return $field['options'][ $value ];
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}
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}
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