_get_plugin_from_callback( callable $callback )

This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

Internal helper function to find the plugin from a meta box callback.

Parameters

$callback

(callable) (Required) The callback function to check.

Return

(array|null) The plugin that the callback belongs to, or null if it doesn't belong to a plugin.

Source

File: wp-admin/includes/template.php

function _get_plugin_from_callback( $callback ) {
	try {
		if ( is_array( $callback ) ) {
			$reflection = new ReflectionMethod( $callback[0], $callback[1] );
		} elseif ( is_string( $callback ) && false !== strpos( $callback, '::' ) ) {
			$reflection = new ReflectionMethod( $callback );
		} else {
			$reflection = new ReflectionFunction( $callback );
		}
	} catch ( ReflectionException $exception ) {
		// We could not properly reflect on the callable, so we abort here.
		return null;
	}

	// Don't show an error if it's an internal PHP function.
	if ( ! $reflection->isInternal() ) {

		// Only show errors if the meta box was registered by a plugin.
		$filename   = wp_normalize_path( $reflection->getFileName() );
		$plugin_dir = wp_normalize_path( WP_PLUGIN_DIR );

		if ( strpos( $filename, $plugin_dir ) === 0 ) {
			$filename = str_replace( $plugin_dir, '', $filename );
			$filename = preg_replace( '|^/([^/]*/).*$|', '\\1', $filename );

			$plugins = get_plugins();

			foreach ( $plugins as $name => $plugin ) {
				if ( strpos( $name, $filename ) === 0 ) {
					return $plugin;
				}
			}
		}
	}

	return null;
}

Changelog

Version Description
5.0.0 Introduced.

© 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/_get_plugin_from_callback