155 lines
3.5 KiB
PHP
155 lines
3.5 KiB
PHP
<?php
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/**
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* Menu item metadata
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*
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* @package Menu_Icons
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* @author Dzikri Aziz <kvcrvt@gmail.com>
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*/
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final class Menu_Icons_Meta {
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const KEY = 'menu-icons';
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/**
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* Default meta value
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*
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* @since 0.9.0
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* @access protected
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* @var array
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*/
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protected static $defaults = array(
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'type' => '',
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'icon' => '',
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'url' => '',
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);
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/**
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* Initialize metadata functionalities
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*
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* @since 0.9.0
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*/
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public static function init() {
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add_filter( 'is_protected_meta', array( __CLASS__, '_protect_meta_key' ), 10, 3 );
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}
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/**
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* Protect meta key
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*
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* This prevents our meta key from showing up on Custom Fields meta box.
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*
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* @since 0.3.0
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* @wp_hook filter is_protected_meta
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* @param bool $protected Protection status.
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* @param string $meta_key Meta key.
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* @param string $meta_type Meta type.
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* @return bool Protection status.
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*/
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public static function _protect_meta_key( $protected, $meta_key, $meta_type ) {
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if ( self::KEY === $meta_key ) {
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$protected = true;
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}
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return $protected;
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}
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/**
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* Get menu item meta value
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*
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* @since 0.3.0
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* @since 0.9.0 Add $defaults parameter.
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* @param int $id Menu item ID.
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* @param array $defaults Optional. Default value.
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* @return array
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*/
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public static function get( $id, $defaults = array() ) {
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$defaults = wp_parse_args( $defaults, self::$defaults );
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$value = get_post_meta( $id, self::KEY, true );
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$value = wp_parse_args( (array) $value, $defaults );
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// Backward-compatibility.
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if ( empty( $value['icon'] ) &&
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! empty( $value['type'] ) &&
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! empty( $value[ "{$value['type']}-icon" ] )
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) {
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$value['icon'] = $value[ "{$value['type']}-icon" ];
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}
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if ( ! empty( $value['width'] ) ) {
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$value['svg_width'] = $value['width'];
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}
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unset( $value['width'] );
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if ( isset( $value['position'] ) &&
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! in_array( $value['position'], array( 'before', 'after' ), true )
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) {
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$value['position'] = $defaults['position'];
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}
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if ( isset( $value['size'] ) && ! isset( $value['font_size'] ) ) {
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$value['font_size'] = $value['size'];
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unset( $value['size'] );
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}
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// The values below will NOT be saved
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if ( ! empty( $value['icon'] ) &&
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in_array( $value['type'], array( 'image', 'svg' ), true )
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) {
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$value['url'] = wp_get_attachment_image_url( $value['icon'], 'thumbnail', false );
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}
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return $value;
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}
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/**
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* Update menu item metadata
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*
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* @since 0.9.0
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*
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* @param int $id Menu item ID.
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* @param mixed $value Metadata value.
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*
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* @return void
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*/
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public static function update( $id, $value ) {
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/**
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* Allow plugins/themes to filter the values
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*
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* Deprecated.
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*
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* @since 0.1.0
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* @param array $value Metadata value.
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* @param int $id Menu item ID.
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*/
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$_value = apply_filters( 'menu_icons_values', $value, $id );
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if ( $_value !== $value && WP_DEBUG ) {
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_deprecated_function( 'menu_icons_values', '0.8.0', 'menu_icons_item_meta_values' );
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}
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/**
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* Allow plugins/themes to filter the values
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*
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* @since 0.8.0
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* @param array $value Metadata value.
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* @param int $id Menu item ID.
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*/
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$value = apply_filters( 'menu_icons_item_meta_values', $_value, $id );
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// Don't bother saving if `type` or `icon` is not set.
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if ( empty( $value['type'] ) || empty( $value['icon'] ) ) {
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$value = false;
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}
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// Update
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if ( ! empty( $value ) ) {
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update_post_meta( $id, self::KEY, $value );
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} else {
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delete_post_meta( $id, self::KEY );
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}
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}
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}
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