Title: Plugin_Upgrader::plugin_info
Published: April 25, 2014
Last modified: August 20, 2026

---

# Plugin_Upgrader::plugin_info(): string|false

## In this article

 * [Description](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#description)
 * [Return](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#changelog)

Retrieves the path to the file that contains the plugin info.

## 󠀁[Description](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#description)󠁿

This isn’t used internally in the class, but is called by the skins.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#return)󠁿

 string|false The full path to the main plugin file, or false.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#source)󠁿

    ```php
    public function plugin_info() {
    	if ( ! is_array( $this->result ) ) {
    		return false;
    	}
    	if ( empty( $this->result['destination_name'] ) ) {
    		return false;
    	}

    	// Ensure to pass with leading slash.
    	$plugin = get_plugins( '/' . $this->result['destination_name'] );
    	if ( empty( $plugin ) ) {
    		return false;
    	}

    	// Assume the requested plugin is the first in the list.
    	$plugin_files = array_keys( $plugin );

    	return $this->result['destination_name'] . '/' . $plugin_files[0];
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-plugin-upgrader.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.1/src/wp-admin/includes/class-plugin-upgrader.php#L530)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.1/src/wp-admin/includes/class-plugin-upgrader.php#L530-L548)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#related)󠁿

| Uses | Description | 
| [get_plugins()](https://developer.wordpress.org/reference/functions/get_plugins/)`wp-admin/includes/plugin.php` |

Checks the plugins directory and retrieve all plugin files with plugin data.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/plugin_upgrader/plugin_info/?output_format=md#changelog)󠁿

| Version | Description | 
| [2.8.0](https://developer.wordpress.org/reference/since/2.8.0/) | Introduced. |

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