File "functions.php"
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Charset: utf-8
<?php
/**
* Plugin public functions.
*/
if ( ! function_exists( 'rwmb_meta' ) ) {
/**
* Get post meta.
*
* @param string $key Meta key. Required.
* @param array $args Array of arguments. Optional.
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return mixed
*/
function rwmb_meta( $key, $args = [], $post_id = null ) {
$args = wp_parse_args( $args );
$field = rwmb_get_field_settings( $key, $args, $post_id );
/*
* If field is not found, which can caused by registering meta boxes for the backend only or conditional registration.
* Then fallback to the old method to retrieve meta (which uses get_post_meta() as the latest fallback).
*/
if ( false === $field ) {
return apply_filters( 'rwmb_meta', rwmb_meta_legacy( $key, $args, $post_id ) );
}
$meta = in_array( $field['type'], [ 'oembed', 'map', 'osm' ], true ) ?
rwmb_the_value( $key, $args, $post_id, false ) :
rwmb_get_value( $key, $args, $post_id );
return apply_filters( 'rwmb_meta', $meta, $key, $args, $post_id );
}
}
if ( ! function_exists( 'rwmb_set_meta' ) ) {
/**
* Set meta value.
*
* @param int $object_id Object ID. Required.
* @param string $key Meta key. Required.
* @param mixed $value Meta value. Required.
* @param array $args Array of arguments. Optional.
*/
function rwmb_set_meta( $object_id, $key, $value, $args = [] ) {
$args = wp_parse_args( $args );
$field = rwmb_get_field_settings( $key, $args, $object_id );
if ( false === $field ) {
return;
}
$old = RWMB_Field::call( $field, 'raw_meta', $object_id );
$new = RWMB_Field::process_value( $value, $object_id, $field );
RWMB_Field::call( $field, 'save', $new, $old, $object_id );
// For MB Custom Table to flush data from the cache to the database.
do_action( 'rwmb_flush_data', $object_id, $field, $args );
}
}
if ( ! function_exists( 'rwmb_get_field_settings' ) ) {
/**
* Get field settings.
*
* @param string $key Meta key. Required.
* @param array $args Array of arguments. Optional.
* @param int|null $object_id Object ID. null for current post. Optional.
*
* @return array
*/
function rwmb_get_field_settings( $key, $args = [], $object_id = null ) {
$args = wp_parse_args( $args, [
'object_type' => 'post',
'type' => '',
] );
/**
* Filter meta type from object type and object id.
*
* @var string Meta type, default is post type name.
* @var string Object type.
* @var string|int Object id.
*/
$type = apply_filters( 'rwmb_meta_type', $args['type'], $args['object_type'], $object_id );
if ( ! $type ) {
$type = get_post_type( $object_id );
}
return rwmb_get_registry( 'field' )->get( $key, $type, $args['object_type'] );
}
}
if ( ! function_exists( 'rwmb_meta_legacy' ) ) {
/**
* Get post meta.
*
* @param string $key Meta key. Required.
* @param array $args Array of arguments. Optional.
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return mixed
*/
function rwmb_meta_legacy( $key, $args = [], $post_id = null ) {
$args = wp_parse_args( $args, [
'type' => 'text',
'multiple' => false,
'clone' => false,
] );
$field = [
'id' => $key,
'type' => $args['type'],
'clone' => $args['clone'],
'multiple' => $args['multiple'],
];
$method = 'get_value';
switch ( $args['type'] ) {
case 'taxonomy':
case 'taxonomy_advanced':
$field['taxonomy'] = $args['taxonomy'];
break;
case 'map':
case 'osm':
case 'oembed':
$method = 'the_value';
break;
}
$field = RWMB_Field::call( 'normalize', $field );
return RWMB_Field::call( $method, $field, $args, $post_id );
}
}
if ( ! function_exists( 'rwmb_get_value' ) ) {
/**
* Get value of custom field.
* This is used to replace old version of rwmb_meta key.
*
* @param string $field_id Field ID. Required.
* @param array $args Additional arguments. Rarely used. See specific fields for details.
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return mixed false if field doesn't exist. Field value otherwise.
*/
function rwmb_get_value( $field_id, $args = [], $post_id = null ) {
$args = wp_parse_args( $args );
$field = rwmb_get_field_settings( $field_id, $args, $post_id );
// Get field value.
$value = $field ? RWMB_Field::call( 'get_value', $field, $args, $post_id ) : false;
/*
* Allow developers to change the returned value of field.
* For version < 4.8.2, the filter name was 'rwmb_get_field'.
*
* @param mixed $value Field value.
* @param array $field Field parameters.
* @param array $args Additional arguments. Rarely used. See specific fields for details.
* @param int|null $post_id Post ID. null for current post. Optional.
*/
$value = apply_filters( 'rwmb_get_value', $value, $field, $args, $post_id );
return $value;
}
}
if ( ! function_exists( 'rwmb_the_value' ) ) {
/**
* Display the value of a field
*
* @param string $field_id Field ID. Required.
* @param array $args Additional arguments. Rarely used. See specific fields for details.
* @param int|null $post_id Post ID. null for current post. Optional.
* @param bool $echo Display field meta value? Default `true` which works in almost all cases. We use `false` for the [rwmb_meta] shortcode.
*
* @return string
*/
function rwmb_the_value( $field_id, $args = [], $post_id = null, $echo = true ) {
$args = wp_parse_args( $args );
$field = rwmb_get_field_settings( $field_id, $args, $post_id );
if ( ! $field ) {
return '';
}
$output = RWMB_Field::call( 'the_value', $field, $args, $post_id );
/*
* Allow developers to change the returned value of field.
* For version < 4.8.2, the filter name was 'rwmb_get_field'.
*
* @param mixed $value Field HTML output.
* @param array $field Field parameters.
* @param array $args Additional arguments. Rarely used. See specific fields for details.
* @param int|null $post_id Post ID. null for current post. Optional.
*/
$output = apply_filters( 'rwmb_the_value', $output, $field, $args, $post_id );
if ( $echo ) {
echo $output; // phpcs:ignore WordPress.Security.EscapeOutput
}
return $output;
}
}
if ( ! function_exists( 'rwmb_get_object_fields' ) ) {
/**
* Get defined meta fields for object.
*
* @param int|string $type_or_id Object ID or post type / taxonomy (for terms) / user (for users).
* @param string $object_type Object type. Use post, term.
*
* @return array
*/
function rwmb_get_object_fields( $type_or_id, $object_type = 'post' ) {
$meta_boxes = rwmb_get_registry( 'meta_box' )->get_by( [ 'object_type' => $object_type ] );
array_walk( $meta_boxes, 'rwmb_check_meta_box_supports', [ $object_type, $type_or_id ] );
$meta_boxes = array_filter( $meta_boxes );
$fields = [];
foreach ( $meta_boxes as $meta_box ) {
foreach ( $meta_box->fields as $field ) {
$fields[ $field['id'] ] = $field;
}
}
return $fields;
}
}
if ( ! function_exists( 'rwmb_check_meta_box_supports' ) ) {
/**
* Check if a meta box supports an object.
*
* @param object $meta_box Meta Box object.
* @param int $key Not used.
* @param array $object_data Object data (type and ID).
*/
function rwmb_check_meta_box_supports( &$meta_box, $key, $object_data ) {
list( $object_type, $type_or_id ) = $object_data;
$type = null;
$prop = null;
switch ( $object_type ) {
case 'post':
$type = is_numeric( $type_or_id ) ? get_post_type( $type_or_id ) : $type_or_id;
$prop = 'post_types';
break;
case 'term':
$type = $type_or_id;
if ( is_numeric( $type_or_id ) ) {
$term = get_term( $type_or_id );
$type = is_wp_error( $term ) || ! $term ? null : $term->taxonomy;
}
$prop = 'taxonomies';
break;
case 'user':
$type = 'user';
$prop = 'user';
break;
case 'setting':
$type = $type_or_id;
$prop = 'settings_pages';
break;
}
if ( ! $type ) {
$meta_box = false;
return;
}
if ( isset( $meta_box->meta_box[ $prop ] ) && ! in_array( $type, $meta_box->meta_box[ $prop ], true ) ) {
$meta_box = false;
}
}
}
if ( ! function_exists( 'rwmb_get_registry' ) ) {
/**
* Get the registry by type.
* Always return the same instance of the registry.
*
* @param string $type Registry type.
*
* @return object
*/
function rwmb_get_registry( $type ) {
static $data = [];
$class = 'RWMB_' . RWMB_Helpers_String::title_case( $type ) . '_Registry';
if ( ! isset( $data[ $type ] ) ) {
$data[ $type ] = new $class();
}
return $data[ $type ];
}
}
if ( ! function_exists( 'rwmb_get_storage' ) ) {
/**
* Get storage instance.
*
* @param string $object_type Object type. Use post or term.
* @param RW_Meta_Box $meta_box Meta box object. Optional.
* @return RWMB_Storage_Interface
*/
function rwmb_get_storage( $object_type, $meta_box = null ) {
$class = 'RWMB_' . RWMB_Helpers_String::title_case( $object_type ) . '_Storage';
$class = class_exists( $class ) ? $class : 'RWMB_Post_Storage';
$storage = rwmb_get_registry( 'storage' )->get( $class );
return apply_filters( 'rwmb_get_storage', $storage, $object_type, $meta_box );
}
}
if ( ! function_exists( 'rwmb_request' ) ) {
/**
* Get request object.
*
* @return RWMB_Request
*/
function rwmb_request() {
static $request;
if ( ! $request ) {
$request = new RWMB_Request();
}
return $request;
}
}