activate_plugin │ action-hook │ WP 2.9.0

Fires before a plugin is activated.

If a plugin is silently activated (such as during an update), this hook does not fire.

Usage

add_action( 'activate_plugin', 'wp_kama_activate_plugin_action', 10, 2 );

/**
 * Function for `activate_plugin` action-hook.
 * 
 * @param string $plugin       Path to the plugin file relative to the plugins directory.
 * @param bool   $network_wide Whether to enable the plugin for all sites in the network or just the current site. Multisite only.
 *
 * @return void
 */
function wp_kama_activate_plugin_action( $plugin, $network_wide ){

	// action...
}

$plugin(string)

Path to the plugin file relative to the plugins directory.

$network_wide(true|false)

Whether to enable the plugin for all sites in the network or just the current site. Multisite only.
Default: false

Changelog

Where the hook is called

do_action( 'activate_plugin', $plugin, $network_wide );

Where the hook is used in WordPress