bbp_is_deactivation( $basename = '' )

function bbp_is_deactivation( $basename = '' ) {
	global $pagenow;

	$bbp    = bbpress();
	$action = false;

	// Bail if not in admin/plugins
	if ( ! ( is_admin() && ( 'plugins.php' === $pagenow ) ) ) {
		return false;
	}

	if ( ! empty( $_REQUEST['action'] ) && ( '-1' !== $_REQUEST['action'] ) ) {
		$action = $_REQUEST['action'];
	} elseif ( ! empty( $_REQUEST['action2'] ) && ( '-1' !== $_REQUEST['action2'] ) ) {
		$action = $_REQUEST['action2'];
	}

	// Bail if not deactivating
	if ( empty( $action ) || !in_array( $action, array( 'deactivate', 'deactivate-selected' ) ) ) {
		return false;
	}

	// The plugin(s) being deactivated
	if ( $action === 'deactivate' ) {
		$plugins = isset( $_GET['plugin'] ) ? array( $_GET['plugin'] ) : array();
	} else {
		$plugins = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
	}

	// Set basename if empty
	if ( empty( $basename ) && !empty( $bbp->basename ) ) {
		$basename = $bbp->basename;
	}

	// Bail if no basename
	if ( empty( $basename ) ) {
		return false;
	}

	// Is Forums being deactivated?
	return in_array( $basename, $plugins );
}