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편집 파일: Repeater.php

<?php
/**
 * Customizer Control: repeater.
 *
 * @package   kirki-framework/control-repeater
 * @copyright Copyright (c) 2023, Themeum
 * @license   https://opensource.org/licenses/MIT
 * @since     1.0
 */

namespace Kirki\Control;

use Kirki\Control\Base;
use Kirki\URL;
/**
 * Repeater control
 *
 * @since 1.0
 */
class Repeater extends Base {

/**
	 * The control type.
	 *
	 * @access public
	 * @since 1.0
	 * @var string
	 */
	public $type = 'repeater';

/**
	 * The fields that each container row will contain.
	 *
	 * @access public
	 * @since 1.0
	 * @var array
	 */
	public $fields = [];

/**
	 * Will store a filtered version of value for advenced fields (like images).
	 *
	 * @access protected
	 * @since 1.0
	 * @var array
	 */
	protected $filtered_value = [];

/**
	 * The row label
	 *
	 * @access public
	 * @since 1.0
	 * @var array
	 */
	public $row_label = [];

/**
	 * The button label
	 *
	 * @access public
	 * @since 1.0
	 * @var string
	 */
	public $button_label = '';

/**
	 * The version. Used in scripts & styles for cache-busting.
	 *
	 * @static
	 * @access public
	 * @since 1.0
	 * @var string
	 */
	public static $control_ver = '1.0.5';

/**
	 * Constructor.
	 * Supplied `$args` override class property defaults.
	 * If `$args['settings']` is not defined, use the $id as the setting ID.
	 *
	 * @access public
	 * @since 1.0
	 * @param WP_Customize_Manager $manager Customizer bootstrap instance.
	 * @param string               $id      Control ID.
	 * @param array                $args    {@see WP_Customize_Control::__construct}.
	 */
	public function __construct( $manager, $id, $args = [] ) {

parent::__construct( $manager, $id, $args );

// Set up defaults for row labels.
		$this->row_label = [
			'type'  => 'text',
			'value' => esc_attr__( 'row', 'kirki' ),
			'field' => false,
		];

// Validate row-labels.
		$this->row_label( $args );

if ( empty( $this->button_label ) ) {
			/* translators: %s represents the label of the row. */
			$this->button_label = sprintf( esc_html__( 'Add new %s', 'kirki' ), $this->row_label['value'] );
		}

if ( empty( $args['fields'] ) || ! is_array( $args['fields'] ) ) {
			$args['fields'] = [];
		}

// An array to store keys of fields that need to be filtered.
		$media_fields_to_filter = [];

foreach ( $args['fields'] as $key => $value ) {
			if ( ! isset( $value['default'] ) ) {
				$args['fields'][ $key ]['default'] = '';
			}
			if ( ! isset( $value['label'] ) ) {
				$args['fields'][ $key ]['label'] = '';
			}
			$args['fields'][ $key ]['id'] = $key;

// We check if the filed is an uploaded media ( image , file, video, etc.. ).
			if ( isset( $value['type'] ) ) {
				switch ( $value['type'] ) {
					case 'image':
					case 'cropped_image':
					case 'upload':
						// We add it to the list of fields that need some extra filtering/processing.
						$media_fields_to_filter[ $key ] = true;
						break;

case 'dropdown-pages':
						// If the field is a dropdown-pages field then add it to args.
						$dropdown = wp_dropdown_pages(
							[
								'name'              => '',
								'echo'              => 0,
								'show_option_none'  => esc_html__( 'Select a Page', 'kirki' ),
								'option_none_value' => '0',
								'selected'          => '',
							]
						);

// Hackily add in the data link parameter.
						$dropdown = str_replace( '<select', '<select data-field="' . esc_attr( $args['fields'][ $key ]['id'] ) . '"' . $this->get_link(), $dropdown ); // phpcs:ignore Generic.Formatting.MultipleStatementAlignment
						$args['fields'][ $key ]['dropdown'] = $dropdown;
						break;
				}
			}
		}

$this->fields = $args['fields'];

// Now we are going to filter the fields.
		// First we create a copy of the value that would be used otherwise.
		$this->filtered_value = $this->value();

if ( is_array( $this->filtered_value ) && ! empty( $this->filtered_value ) ) {

// We iterate over the list of fields.
			foreach ( $this->filtered_value as &$filtered_value_field ) {

if ( is_array( $filtered_value_field ) && ! empty( $filtered_value_field ) ) {

// We iterate over the list of properties for this field.
					foreach ( $filtered_value_field as $key => &$value ) {

// We check if this field was marked as requiring extra filtering (in this case image, cropped_images, upload).
						if ( array_key_exists( $key, $media_fields_to_filter ) ) {

// What follows was made this way to preserve backward compatibility.
							// The repeater control use to store the URL for images instead of the attachment ID.
							// We check if the value look like an ID (otherwise it's probably a URL so don't filter it).
							if ( is_numeric( $value ) ) {

// "sanitize" the value.
								$attachment_id = (int) $value;

// Try to get the attachment_url.
								$url = wp_get_attachment_url( $attachment_id );

$filename = basename( get_attached_file( $attachment_id ) );

// If we got a URL.
								if ( $url ) {

// 'id' is needed for form hidden value, URL is needed to display the image.
									$value = [
										'id'       => $attachment_id,
										'url'      => $url,
										'filename' => $filename,
									];
								}
							}
						}
					}
				}
			}
		}

}

/**
	 * Enqueue control related scripts/styles.
	 *
	 * @access public
	 * @since 1.0
	 * @return void
	 */
	public function enqueue() {

parent::enqueue();

// Enqueue the style.
		wp_enqueue_style( 'wp-color-picker' );
		wp_enqueue_style( 'kirki-control-repeater-style', URL::get_from_path( dirname( dirname( __DIR__ ) ) . '/dist/control.css' ), [], self::$control_ver );

// Enqueue the script.
		wp_enqueue_script( 'wp-color-picker-alpha', URL::get_from_path( dirname( dirname( __DIR__ ) ) . '/dist/wp-color-picker-alpha.min.js' ), array( 'jquery', 'customize-base', 'wp-color-picker' ), self::$control_ver, false );
		wp_enqueue_script( 'kirki-control-repeater', URL::get_from_path( dirname( dirname( __DIR__ ) ) . '/dist/control.js' ), [ 'wp-color-picker-alpha' ], self::$control_ver, false );

}

/**
	 * Refresh the parameters passed to the JavaScript via JSON.
	 *
	 * @access public
	 * @since 1.0
	 * @return void
	 */
	public function to_json() {

parent::to_json();

$fields = $this->fields;

$this->json['fields']    = $fields;
		$this->json['row_label'] = $this->row_label;

// If filtered_value has been set and is not empty we use it instead of the actual value.
		if ( is_array( $this->filtered_value ) && ! empty( $this->filtered_value ) ) {
			$this->json['value'] = $this->filtered_value;
		}

$this->json['value'] = apply_filters( "kirki_controls_repeater_value_{$this->id}", $this->json['value'] );

}

/**
	 * Render the control's content.
	 * Allows the content to be overriden without having to rewrite the wrapper in $this->render().
	 *
	 * @access protected
	 * @since 1.0
	 * @return void
	 */
	protected function render_content() {

?>
		<label>
			<?php if ( ! empty( $this->label ) ) : ?>
				<span class="customize-control-title"><?php echo esc_html( $this->label ); ?></span>
			<?php endif; ?>
			<?php if ( ! empty( $this->description ) ) : ?>
				<span class="description customize-control-description"><?php echo wp_kses_post( $this->description ); ?></span>
			<?php endif; ?>
			<input type="hidden" {{{ data.inputAttrs }}} value="" <?php echo wp_kses_post( $this->get_link() ); ?> />
		</label>

<?php if ( isset( $this->choices['limit'] ) ) : ?>
			<?php /* translators: %s represents the number of rows we're limiting the repeater to allow. */ ?>
			<p class="limit"><?php printf( esc_html__( 'Limit: %s rows', 'kirki' ), esc_html( $this->choices['limit'] ) ); ?></p>
		<?php endif; ?>
		<button class="button-secondary repeater-add"><?php echo esc_html( $this->button_label ); ?></button>

<?php
		$this->repeater_js_template();

}

/**
	 * An Underscore (JS) template for this control's content (but not its container).
	 * Class variables for this control class are available in the `data` JS object.
	 *
	 * @access public
	 * @since 1.0
	 * @return void
	 */
	public function repeater_js_template() {
		?>

<# if ( 'text' === field.type || 'url' === field.type || 'link' === field.type || 'email' === field.type || 'tel' === field.type || 'date' === field.type || 'number' === field.type ) { #>
								<# var fieldExtras = ''; #>
								<# if ( 'link' === field.type ) { #>
									<# field.type = 'url' #>
								<# } #>

<# if ( 'number' === field.type ) { #>
									<# if ( ! _.isUndefined( field.choices ) && ! _.isUndefined( field.choices.min ) ) { #>
										<# fieldExtras += ' min="' + field.choices.min + '"'; #>
									<# } #>
									<# if ( ! _.isUndefined( field.choices ) && ! _.isUndefined( field.choices.max ) ) { #>
										<# fieldExtras += ' max="' + field.choices.max + '"'; #>
									<# } #>
									<# if ( ! _.isUndefined( field.choices ) && ! _.isUndefined( field.choices.step ) ) { #>
										<# fieldExtras += ' step="' + field.choices.step + '"'; #>
									<# } #>
								<# } #>

<# } else if ( 'number' === field.type ) { #>

<# } else if ( 'hidden' === field.type ) { #>

<input type="hidden" data-field="{{{ field.id }}}" <# if ( field.default ) { #> value="{{{ field.default }}}" <# } #> />

<# } else if ( 'checkbox' === field.type ) { #>

<label>
									<input type="checkbox" value="{{{ field.default }}}" data-field="{{{ field.id }}}" <# if ( field.default ) { #> checked="checked" <# } #> /> {{{ field.label }}}
									<# if ( field.description ) { #>{{{ field.description }}}<# } #>
								</label>

<# } else if ( 'select' === field.type ) { #>

<label>
									<# if ( field.label ) { #><span class="customize-control-title">{{{ field.label }}}</span><# } #>
									<# if ( field.description ) { #><span class="description customize-control-description">{{{ field.description }}}</span><# } #>
									<select data-field="{{{ field.id }}}"<# if ( ! _.isUndefined( field.multiple ) && false !== field.multiple ) { #> multiple="multiple" data-multiple="{{ field.multiple }}"<# } #>>
										<# _.each( field.choices, function( choice, i ) { #>
											<option value="{{{ i }}}" <# if ( -1 !== jQuery.inArray( i, field.default ) || field.default == i ) { #> selected="selected" <# } #>>{{ choice }}</option>
										<# }); #>
									</select>
								</label>

<# } else if ( 'dropdown-pages' === field.type ) { #>

<label>
									<# if ( field.label ) { #><span class="customize-control-title">{{{ data.label }}}</span><# } #>
									<# if ( field.description ) { #><span class="description customize-control-description">{{{ field.description }}}</span><# } #>
									<div class="customize-control-content repeater-dropdown-pages">{{{ field.dropdown }}}</div>
								</label>

<# } else if ( 'radio' === field.type ) { #>

<# _.each( field.choices, function( choice, i ) { #>
										<label><input type="radio" name="{{{ field.id }}}{{ index }}" data-field="{{{ field.id }}}" value="{{{ i }}}" <# if ( field.default == i ) { #> checked="checked" <# } #>> {{ choice }} <br/></label>
									<# }); #>
								</label>

<# } else if ( 'radio-image' === field.type ) { #>

<# _.each( field.choices, function( choice, i ) { #>
										<input type="radio" id="{{{ field.id }}}_{{ index }}_{{{ i }}}" name="{{{ field.id }}}{{ index }}" data-field="{{{ field.id }}}" value="{{{ i }}}" <# if ( field.default == i ) { #> checked="checked" <# } #>>
											<label for="{{{ field.id }}}_{{ index }}_{{{ i }}}"><img src="{{ choice }}"></label>
										</input>
									<# }); #>
								</label>

<# } else if ( 'color' === field.type ) { #>

<#
								var defaultValue = '';
								if ( field.default ) {
									if ( -1 !== field.default.indexOf( 'rgb' ) || -1 !== field.default.indexOf( '#' ) ) {
										defaultValue = field.default;

if (-1 !== field.default.indexOf('rgba')) {
											if (!field.choices) field.choices = {};
											field.choices.alpha = true;
										}
									} else {
										if (field.default.length >= 3) {
											defaultValue = '#' + field.default;
										}
									}
								}
								#>

<#
								var alphaEnabledAttr = '';
								if ( field.choices && field.choices.alpha ) {
									alphaEnabledAttr = ' data-alpha-enabled=true';
								}
								#>

<# } else if ( 'textarea' === field.type ) { #>

<# if ( field.label ) { #><span class="customize-control-title">{{{ field.label }}}</span><# } #>
								<# if ( field.description ) { #><span class="description customize-control-description">{{{ field.description }}}</span><# } #>
								<textarea rows="5" data-field="{{{ field.id }}}">{{ field.default }}</textarea>

<# } else if ( field.type === 'image' || field.type === 'cropped_image' ) { #>

<div class="actions">
									<button type="button" class="button remove-button<# if ( ! field.default ) { #> hidden<# } #>"><?php esc_html_e( 'Remove', 'kirki' ); ?></button>
									<button type="button" class="button upload-button" data-label=" <?php esc_attr_e( 'Add Image', 'kirki' ); ?>" data-alt-label="<?php echo esc_attr_e( 'Change Image', 'kirki' ); ?>" >
										<# if ( field.default ) { #>
											<?php esc_html_e( 'Change Image', 'kirki' ); ?>
										<# } else { #>
											<?php esc_html_e( 'Add Image', 'kirki' ); ?>
										<# } #>
									</button>
									<# if ( field.default.id ) { #>
										<input type="hidden" class="hidden-field" value="{{{ field.default.id }}}" data-field="{{{ field.id }}}" >
									<# } else { #>
										<input type="hidden" class="hidden-field" value="{{{ field.default }}}" data-field="{{{ field.id }}}" >
									<# } #>
								</div>

<# } else if ( field.type === 'upload' ) { #>

<figure class="kirki-file-attachment" data-placeholder="<?php esc_attr_e( 'No File Selected', 'kirki' ); ?>" >
									<# if ( field.default ) { #>
										<# var defaultFilename = ( field.default.filename ) ? field.default.filename : field.default; #>
										<span class="file"><span class="dashicons dashicons-media-default"></span> {{ defaultFilename }}</span>
									<# } else { #>
										<?php esc_html_e( 'No File Selected', 'kirki' ); ?>
									<# } #>
								</figure>

<div class="actions">
									<button type="button" class="button remove-button<# if ( ! field.default ) { #> hidden<# } #>"><?php esc_html_e( 'Remove', 'kirki' ); ?></button>
									<button type="button" class="button upload-button" data-label="<?php esc_attr_e( 'Add File', 'kirki' ); ?>" data-alt-label="<?php esc_attr_e( 'Change File', 'kirki' ); ?>">
										<# if ( field.default ) { #>
											<?php esc_html_e( 'Change File', 'kirki' ); ?>
										<# } else { #>
											<?php esc_html_e( 'Add File', 'kirki' ); ?>
										<# } #>
									</button>
									<# if ( field.default.id ) { #>
										<input type="hidden" class="hidden-field" value="{{{ field.default.id }}}" data-field="{{{ field.id }}}" >
									<# } else { #>
										<input type="hidden" class="hidden-field" value="{{{ field.default }}}" data-field="{{{ field.id }}}" >
									<# } #>
								</div>

<# } else if ( 'custom' === field.type ) { #>

<# if ( field.label ) { #><span class="customize-control-title">{{{ field.label }}}</span><# } #>
								<# if ( field.description ) { #><span class="description customize-control-description">{{{ field.description }}}</span><# } #>
								<div data-field="{{{ field.id }}}">{{{ field.default }}}</div>

<# } #>

</div>
					<# }); #>
					<button type="button" class="button-link repeater-row-remove"><?php esc_html_e( 'Remove', 'kirki' ); ?></button>
				</div>
			</li>
		</script>

<?php
	}

/**
	 * Validate row-labels.
	 *
	 * @access protected
	 * @since 1.0
	 * @param array $args {@see WP_Customize_Control::__construct}.
	 * @return void
	 */
	protected function row_label( $args ) {

// Validating args for row labels.
		if ( isset( $args['row_label'] ) && is_array( $args['row_label'] ) && ! empty( $args['row_label'] ) ) {

// Validating row label type.
			if ( isset( $args['row_label']['type'] ) && ( 'text' === $args['row_label']['type'] || 'field' === $args['row_label']['type'] ) ) {
				$this->row_label['type'] = $args['row_label']['type'];
			}

// Validating row label type.
			if ( isset( $args['row_label']['value'] ) && ! empty( $args['row_label']['value'] ) ) {
				$this->row_label['value'] = esc_html( $args['row_label']['value'] );
			}

// Validating row label field.
			if ( isset( $args['row_label']['field'] ) && ! empty( $args['row_label']['field'] ) && isset( $args['fields'][ sanitize_key( $args['row_label']['field'] ) ] ) ) {
				$this->row_label['field'] = esc_html( $args['row_label']['field'] );
			} else {
				// If from field is not set correctly, making sure standard is set as the type.
				$this->row_label['type'] = 'text';
			}
		}

}