wxr_export_skip_postmeta filter-hookWP 3.3.0

Filters whether to selectively skip post meta used for WXR exports.

Returning a truthy value from the filter will skip the current meta object from being exported.

Usage

add_filter( 'wxr_export_skip_postmeta', 'wp_kama_wxr_export_skip_postmeta_filter', 10, 3 );

/**
 * Function for `wxr_export_skip_postmeta` filter-hook.
 * 
 * @param bool   $skip     Whether to skip the current post meta.
 * @param string $meta_key Current meta key.
 * @param object $meta     Current meta object.
 *
 * @return bool
 */
function wp_kama_wxr_export_skip_postmeta_filter( $skip, $meta_key, $meta ){

	// filter...
	return $skip;
}
$skip(true|false)
Whether to skip the current post meta.
Default: false
$meta_key(string)
Current meta key.
$meta(object)
Current meta object.

Changelog

Since 3.3.0 Introduced.

Where the hook is called

export_wp()
wxr_export_skip_postmeta
wp-admin/includes/export.php 616
if ( apply_filters( 'wxr_export_skip_postmeta', false, $meta->meta_key, $meta ) ) {

Where the hook is used in WordPress

wp-admin/includes/export.php 437
add_filter( 'wxr_export_skip_postmeta', 'wxr_filter_postmeta', 10, 2 );