1027 lines
19 KiB
PHP
1027 lines
19 KiB
PHP
<?php
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/*
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* ACF Repeater Field Class
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*
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* All the logic for this field type
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*
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* @class acf_field_repeater
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* @extends acf_field
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* @package ACF
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* @subpackage Fields
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*/
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if( ! class_exists('acf_field_repeater') ) :
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class acf_field_repeater extends acf_field {
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/*
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* __construct
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*
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* This function will setup the field type data
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*
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* @type function
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* @date 5/03/2014
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* @since 5.0.0
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*
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* @param n/a
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* @return n/a
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*/
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function __construct() {
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// vars
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$this->name = 'repeater';
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$this->label = __("Repeater",'acf');
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$this->category = 'layout';
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$this->defaults = array(
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'sub_fields' => array(),
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'min' => 0,
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'max' => 0,
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'layout' => 'table',
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'button_label' => __("Add Row",'acf'),
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'collapsed' => ''
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);
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$this->l10n = array(
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'min' => __("Minimum rows reached ({min} rows)",'acf'),
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'max' => __("Maximum rows reached ({max} rows)",'acf'),
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);
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// field filters
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$this->add_field_filter('acf/get_sub_field', array($this, 'get_sub_field'), 10, 3);
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// do not delete!
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parent::__construct();
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}
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/*
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* load_field()
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*
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* This filter is appied to the $field after it is loaded from the database
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*
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* @type filter
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* @since 3.6
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* @date 23/01/13
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*
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* @param $field - the field array holding all the field options
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*
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* @return $field - the field array holding all the field options
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*/
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function load_field( $field ) {
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// vars
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$sub_fields = acf_get_fields( $field );
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// append
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if( $sub_fields ) {
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$field['sub_fields'] = $sub_fields;
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}
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// return
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return $field;
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}
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/*
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* get_sub_field
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*
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* This function will return a specific sub field
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*
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* @type function
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* @date 29/09/2016
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* @since 5.4.0
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*
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* @param $sub_field
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* @param $selector (string)
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* @param $field (array)
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* @return $post_id (int)
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*/
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function get_sub_field( $sub_field, $selector, $field ) {
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// bail early if no sub fields
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if( empty($field['sub_fields']) ) return false;
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// loop
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foreach( $field['sub_fields'] as $sub_field ) {
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// check name and key
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if( $sub_field['name'] == $selector || $sub_field['key'] == $selector ) {
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// return
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return $sub_field;
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}
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}
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// return
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return false;
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}
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/*
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* render_field()
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*
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* Create the HTML interface for your field
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*
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* @param $field - an array holding all the field's data
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*
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* @type action
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* @since 3.6
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* @date 23/01/13
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*/
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function render_field( $field ) {
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// vars
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$div = array(
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'class' => 'acf-repeater',
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'data-min' => $field['min'],
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'data-max' => $field['max']
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);
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// ensure value is an array
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if( empty($field['value']) ) {
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$field['value'] = array();
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$div['class'] .= ' -empty';
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}
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// rows
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$field['min'] = empty($field['min']) ? 0 : $field['min'];
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$field['max'] = empty($field['max']) ? 0 : $field['max'];
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// populate the empty row data (used for acfcloneindex and min setting)
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$empty_row = array();
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// If there are less values than min, populate the extra values
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if( $field['min'] ) {
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for( $i = 0; $i < $field['min']; $i++ ) {
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// continue if already have a value
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if( array_key_exists($i, $field['value']) ) {
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continue;
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}
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// populate values
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$field['value'][ $i ] = $empty_row;
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}
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}
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// If there are more values than man, remove some values
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if( $field['max'] ) {
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for( $i = 0; $i < count($field['value']); $i++ ) {
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if( $i >= $field['max'] ) {
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unset( $field['value'][ $i ] );
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}
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}
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}
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// setup values for row clone
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$field['value']['acfcloneindex'] = $empty_row;
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// show columns
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$show_order = true;
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$show_add = true;
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$show_remove = true;
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if( $field['max'] ) {
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if( $field['max'] == 1 ) {
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$show_order = false;
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}
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if( $field['max'] <= $field['min'] ) {
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$show_remove = false;
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$show_add = false;
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}
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}
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// field wrap
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$el = 'td';
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$before_fields = '';
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$after_fields = '';
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if( $field['layout'] == 'row' ) {
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$el = 'div';
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$before_fields = '<td class="acf-fields -left">';
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$after_fields = '</td>';
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} elseif( $field['layout'] == 'block' ) {
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$el = 'div';
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$before_fields = '<td class="acf-fields">';
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$after_fields = '</td>';
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}
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// layout
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$div['class'] .= ' -' . $field['layout'];
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// hidden input
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acf_hidden_input(array(
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'type' => 'hidden',
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'name' => $field['name'],
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));
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// collapsed
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if( $field['collapsed'] ) {
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// add target class
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foreach( array_keys($field['sub_fields']) as $i ) {
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if( $field['sub_fields'][ $i ]['key'] === $field['collapsed'] ) {
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$field['sub_fields'][ $i ]['wrapper']['class'] .= ' -collapsed-target';
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}
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}
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}
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?>
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<div <?php acf_esc_attr_e($div); ?>>
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<table class="acf-table">
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<?php if( $field['layout'] == 'table' ): ?>
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<thead>
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<tr>
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<?php if( $show_order ): ?>
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<th class="acf-row-handle"></th>
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<?php endif; ?>
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<?php foreach( $field['sub_fields'] as $sub_field ):
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$atts = array(
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'class' => 'acf-th',
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'data-key' => $sub_field['key'],
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);
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// add type
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$atts['class'] .= ' acf-th-' . $sub_field['type'];
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// Add custom width
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if( $sub_field['wrapper']['width'] ) {
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$atts['data-width'] = $sub_field['wrapper']['width'];
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}
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?>
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<th <?php acf_esc_attr_e( $atts ); ?>>
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<?php echo acf_get_field_label( $sub_field ); ?>
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<?php if( $sub_field['instructions'] ): ?>
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<p class="description"><?php echo $sub_field['instructions']; ?></p>
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<?php endif; ?>
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</th>
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<?php endforeach; ?>
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<?php if( $show_remove ): ?>
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<th class="acf-row-handle"></th>
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<?php endif; ?>
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</tr>
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</thead>
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<?php endif; ?>
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<tbody>
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<?php foreach( $field['value'] as $i => $row ):
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$row_class = 'acf-row';
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if( $i === 'acfcloneindex' ) {
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$row_class .= ' acf-clone';
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} elseif( acf_is_row_collapsed($field['key'], $i) ) {
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$row_class .= ' -collapsed';
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}
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?>
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<tr class="<?php echo $row_class; ?>" data-id="<?php echo $i; ?>">
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<?php if( $show_order ): ?>
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<td class="acf-row-handle order" title="<?php _e('Drag to reorder','acf'); ?>">
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<?php if( $field['collapsed'] ): ?>
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<a class="acf-icon -collapse small" href="#" data-event="collapse-row" title="<?php _e('Click to toggle','acf'); ?>"></a>
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<?php endif; ?>
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<span><?php echo intval($i) + 1; ?></span>
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</td>
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<?php endif; ?>
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<?php echo $before_fields; ?>
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<?php foreach( $field['sub_fields'] as $sub_field ):
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// prevent repeater field from creating multiple conditional logic items for each row
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if( $i !== 'acfcloneindex' ) {
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$sub_field['conditional_logic'] = 0;
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}
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// add value
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if( isset($row[ $sub_field['key'] ]) ) {
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// this is a normal value
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$sub_field['value'] = $row[ $sub_field['key'] ];
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} elseif( isset($sub_field['default_value']) ) {
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// no value, but this sub field has a default value
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$sub_field['value'] = $sub_field['default_value'];
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}
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// update prefix to allow for nested values
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$sub_field['prefix'] = "{$field['name']}[{$i}]";
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// render input
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acf_render_field_wrap( $sub_field, $el ); ?>
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<?php endforeach; ?>
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<?php echo $after_fields; ?>
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<?php if( $show_remove ): ?>
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<td class="acf-row-handle remove">
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<a class="acf-icon -plus small" href="#" data-event="add-row" title="<?php _e('Add row','acf'); ?>"></a>
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<a class="acf-icon -minus small" href="#" data-event="remove-row" title="<?php _e('Remove row','acf'); ?>"></a>
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</td>
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<?php endif; ?>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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<?php if( $show_add ): ?>
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<ul class="acf-actions acf-hl">
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<li>
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<a class="acf-button button button-primary" data-event="add-row"><?php echo $field['button_label']; ?></a>
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</li>
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</ul>
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<?php endif; ?>
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</div>
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<?php
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}
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/*
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* render_field_settings()
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*
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* Create extra options for your field. This is rendered when editing a field.
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* The value of $field['name'] can be used (like bellow) to save extra data to the $field
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*
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* @type action
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* @since 3.6
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* @date 23/01/13
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*
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* @param $field - an array holding all the field's data
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*/
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function render_field_settings( $field ) {
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// vars
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$args = array(
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'fields' => $field['sub_fields'],
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'layout' => $field['layout'],
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'parent' => $field['ID']
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);
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?><tr class="acf-field" data-setting="repeater" data-name="sub_fields">
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<td class="acf-label">
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<label><?php _e("Sub Fields",'acf'); ?></label>
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<p class="description"></p>
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</td>
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<td class="acf-input">
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<?php
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acf_get_view('field-group-fields', $args);
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?>
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</td>
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</tr>
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<?php
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// rows
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$field['min'] = empty($field['min']) ? '' : $field['min'];
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$field['max'] = empty($field['max']) ? '' : $field['max'];
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// preview
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$choices = array();
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if( $field['collapsed'] ) {
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$choices[ $field['collapsed'] ] = $field['collapsed'];
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}
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acf_render_field_setting( $field, array(
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'label' => __('Collapsed','acf'),
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'instructions' => __('Select a sub field to show when row is collapsed','acf'),
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'type' => 'select',
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'name' => 'collapsed',
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'allow_null' => 1,
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'choices' => $choices
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));
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// min
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acf_render_field_setting( $field, array(
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'label' => __('Minimum Rows','acf'),
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'instructions' => '',
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'type' => 'number',
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'name' => 'min',
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'placeholder' => '0',
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));
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// max
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acf_render_field_setting( $field, array(
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'label' => __('Maximum Rows','acf'),
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'instructions' => '',
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'type' => 'number',
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'name' => 'max',
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'placeholder' => '0',
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));
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// layout
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acf_render_field_setting( $field, array(
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'label' => __('Layout','acf'),
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'instructions' => '',
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'class' => 'acf-repeater-layout',
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'type' => 'radio',
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'name' => 'layout',
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'layout' => 'horizontal',
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'choices' => array(
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'table' => __('Table','acf'),
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'block' => __('Block','acf'),
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'row' => __('Row','acf')
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)
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));
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// button_label
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acf_render_field_setting( $field, array(
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'label' => __('Button Label','acf'),
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'instructions' => '',
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'type' => 'text',
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'name' => 'button_label',
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));
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}
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/*
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* load_value()
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*
|
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* This filter is applied to the $value after it is loaded from the db
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|
*
|
|
* @type filter
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* @since 3.6
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* @date 23/01/13
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*
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* @param $value (mixed) the value found in the database
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* @param $post_id (mixed) the $post_id from which the value was loaded
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* @param $field (array) the field array holding all the field options
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* @return $value
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*/
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function load_value( $value, $post_id, $field ) {
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// bail early if no value
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if( empty($value) || empty($field['sub_fields']) ) {
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return $value;
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}
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// convert to int
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$value = intval( $value );
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// vars
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$rows = array();
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// check number of rows
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if( $value > 0 ) {
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// loop through rows
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for( $i = 0; $i < $value; $i++ ) {
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// create empty array
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$rows[ $i ] = array();
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// loop through sub fields
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foreach( array_keys($field['sub_fields']) as $j ) {
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// get sub field
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$sub_field = $field['sub_fields'][ $j ];
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// bail ealry if no name (tab)
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if( acf_is_empty($sub_field['name']) ) continue;
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// update $sub_field name
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$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
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// get value
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$sub_value = acf_get_value( $post_id, $sub_field );
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// add value
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$rows[ $i ][ $sub_field['key'] ] = $sub_value;
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}
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// foreach
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}
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// for
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}
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// if
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// return
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return $rows;
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}
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/*
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* format_value()
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|
*
|
|
* This filter is appied to the $value after it is loaded from the db and before it is returned to the template
|
|
*
|
|
* @type filter
|
|
* @since 3.6
|
|
* @date 23/01/13
|
|
*
|
|
* @param $value (mixed) the value which was loaded from the database
|
|
* @param $post_id (mixed) the $post_id from which the value was loaded
|
|
* @param $field (array) the field array holding all the field options
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*
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* @return $value (mixed) the modified value
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*/
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function format_value( $value, $post_id, $field ) {
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|
|
|
// bail early if no value
|
|
if( empty($value) || empty($field['sub_fields']) ) {
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
// loop over rows
|
|
foreach( array_keys($value) as $i ) {
|
|
|
|
// loop through sub fields
|
|
foreach( array_keys($field['sub_fields']) as $j ) {
|
|
|
|
// get sub field
|
|
$sub_field = $field['sub_fields'][ $j ];
|
|
|
|
|
|
// bail ealry if no name (tab)
|
|
if( acf_is_empty($sub_field['name']) ) continue;
|
|
|
|
|
|
// extract value
|
|
$sub_value = acf_extract_var( $value[ $i ], $sub_field['key'] );
|
|
|
|
|
|
// update $sub_field name
|
|
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
|
|
|
|
|
|
// format value
|
|
$sub_value = acf_format_value( $sub_value, $post_id, $sub_field );
|
|
|
|
|
|
// append to $row
|
|
$value[ $i ][ $sub_field['_name'] ] = $sub_value;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
// return
|
|
return $value;
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
* validate_value
|
|
*
|
|
* description
|
|
*
|
|
* @type function
|
|
* @date 11/02/2014
|
|
* @since 5.0.0
|
|
*
|
|
* @param $post_id (int)
|
|
* @return $post_id (int)
|
|
*/
|
|
|
|
function validate_value( $valid, $value, $field, $input ){
|
|
|
|
// remove acfcloneindex
|
|
if( isset($value['acfcloneindex']) ) {
|
|
|
|
unset($value['acfcloneindex']);
|
|
|
|
}
|
|
|
|
|
|
// valid
|
|
if( $field['required'] && empty($value) ) {
|
|
|
|
$valid = false;
|
|
|
|
}
|
|
|
|
|
|
// check sub fields
|
|
if( !empty($field['sub_fields']) && !empty($value) ) {
|
|
|
|
$keys = array_keys($value);
|
|
|
|
foreach( $keys as $i ) {
|
|
|
|
foreach( $field['sub_fields'] as $sub_field ) {
|
|
|
|
// vars
|
|
$k = $sub_field['key'];
|
|
|
|
|
|
// test sub field exists
|
|
if( !isset($value[ $i ][ $k ]) ) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
// validate
|
|
acf_validate_value( $value[ $i ][ $k ], $sub_field, "{$input}[{$i}][{$k}]" );
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return $valid;
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
* update_value()
|
|
*
|
|
* This filter is appied to the $value before it is updated in the db
|
|
*
|
|
* @type filter
|
|
* @since 3.6
|
|
* @date 23/01/13
|
|
*
|
|
* @param $value - the value which will be saved in the database
|
|
* @param $field - the field array holding all the field options
|
|
* @param $post_id - the $post_id of which the value will be saved
|
|
*
|
|
* @return $value - the modified value
|
|
*/
|
|
|
|
function update_value( $value, $post_id, $field ) {
|
|
|
|
// vars
|
|
$total = 0;
|
|
|
|
|
|
// bail early if no sub fields
|
|
if( empty($field['sub_fields']) ) return $value;
|
|
|
|
|
|
// remove acfcloneindex
|
|
if( isset($value['acfcloneindex']) ) {
|
|
|
|
unset($value['acfcloneindex']);
|
|
|
|
}
|
|
|
|
|
|
// update sub fields
|
|
if( !empty($value) ) {
|
|
|
|
// $i
|
|
$i = -1;
|
|
|
|
|
|
// loop through rows
|
|
foreach( $value as $row ) {
|
|
|
|
// $i
|
|
$i++;
|
|
|
|
|
|
// increase total
|
|
$total++;
|
|
|
|
|
|
// loop through sub fields
|
|
foreach( $field['sub_fields'] as $sub_field ) {
|
|
|
|
// value
|
|
$v = false;
|
|
|
|
|
|
// key (backend)
|
|
if( isset($row[ $sub_field['key'] ]) ) {
|
|
|
|
$v = $row[ $sub_field['key'] ];
|
|
|
|
} elseif( isset($row[ $sub_field['name'] ]) ) {
|
|
|
|
$v = $row[ $sub_field['name'] ];
|
|
|
|
} else {
|
|
|
|
// input is not set (hidden by conditioanl logic)
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
// modify name for save
|
|
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
|
|
|
|
|
|
// update value
|
|
acf_update_value( $v, $post_id, $sub_field );
|
|
|
|
}
|
|
// foreach
|
|
|
|
}
|
|
// foreach
|
|
|
|
}
|
|
// if
|
|
|
|
|
|
// get old value (db only)
|
|
$old_total = (int) acf_get_metadata( $post_id, $field['name'] );
|
|
|
|
if( $old_total > $total ) {
|
|
|
|
for( $i = $total; $i < $old_total; $i++ ) {
|
|
|
|
foreach( $field['sub_fields'] as $sub_field ) {
|
|
|
|
// modify name for delete
|
|
$sub_field['name'] = "{$field['name']}_{$i}_{$sub_field['name']}";
|
|
|
|
|
|
// delete value
|
|
acf_delete_value( $post_id, $sub_field );
|
|
|
|
}
|
|
// foreach
|
|
|
|
}
|
|
// for
|
|
|
|
}
|
|
// if
|
|
|
|
|
|
// update $value and return to allow for the normal save function to run
|
|
$value = $total;
|
|
|
|
|
|
// save false for empty value
|
|
if( empty($value) ) {
|
|
|
|
$value = '';
|
|
|
|
}
|
|
|
|
|
|
// return
|
|
return $value;
|
|
}
|
|
|
|
|
|
/*
|
|
* delete_value
|
|
*
|
|
* description
|
|
*
|
|
* @type function
|
|
* @date 1/07/2015
|
|
* @since 5.2.3
|
|
*
|
|
* @param $post_id (int)
|
|
* @return $post_id (int)
|
|
*/
|
|
|
|
function delete_value( $post_id, $key, $field ) {
|
|
|
|
// get old value (db only)
|
|
$old_total = (int) acf_get_metadata( $post_id, $field['name'] );
|
|
|
|
|
|
// bail early if no rows or no sub fields
|
|
if( !$old_total || empty($field['sub_fields']) ) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
for( $i = 0; $i < $old_total; $i++ ) {
|
|
|
|
foreach( $field['sub_fields'] as $sub_field ) {
|
|
|
|
// modify name for delete
|
|
$sub_field['name'] = "{$key}_{$i}_{$sub_field['name']}";
|
|
|
|
|
|
// delete value
|
|
acf_delete_value( $post_id, $sub_field );
|
|
|
|
}
|
|
// foreach
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
* delete_field
|
|
*
|
|
* description
|
|
*
|
|
* @type function
|
|
* @date 4/04/2014
|
|
* @since 5.0.0
|
|
*
|
|
* @param $post_id (int)
|
|
* @return $post_id (int)
|
|
*/
|
|
|
|
function delete_field( $field ) {
|
|
|
|
// bail early if no sub fields
|
|
if( empty($field['sub_fields']) ) return;
|
|
|
|
|
|
// loop through sub fields
|
|
foreach( $field['sub_fields'] as $sub_field ) {
|
|
|
|
acf_delete_field( $sub_field['ID'] );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/*
|
|
* update_field()
|
|
*
|
|
* This filter is appied to the $field before it is saved to the database
|
|
*
|
|
* @type filter
|
|
* @since 3.6
|
|
* @date 23/01/13
|
|
*
|
|
* @param $field - the field array holding all the field options
|
|
* @param $post_id - the field group ID (post_type = acf)
|
|
*
|
|
* @return $field - the modified field
|
|
*/
|
|
|
|
function update_field( $field ) {
|
|
|
|
// remove sub fields
|
|
unset($field['sub_fields']);
|
|
|
|
|
|
// return
|
|
return $field;
|
|
}
|
|
|
|
|
|
/*
|
|
* duplicate_field()
|
|
*
|
|
* This filter is appied to the $field before it is duplicated and saved to the database
|
|
*
|
|
* @type filter
|
|
* @since 3.6
|
|
* @date 23/01/13
|
|
*
|
|
* @param $field - the field array holding all the field options
|
|
*
|
|
* @return $field - the modified field
|
|
*/
|
|
|
|
function duplicate_field( $field ) {
|
|
|
|
// get sub fields
|
|
$sub_fields = acf_extract_var( $field, 'sub_fields' );
|
|
|
|
|
|
// save field to get ID
|
|
$field = acf_update_field( $field );
|
|
|
|
|
|
// duplicate sub fields
|
|
acf_duplicate_fields( $sub_fields, $field['ID'] );
|
|
|
|
|
|
// return
|
|
return $field;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
// initialize
|
|
acf_register_field_type( new acf_field_repeater() );
|
|
|
|
endif; // class_exists check
|
|
|
|
?>
|