gistfile1.php

<?php

add_filter('wp_butler_ajax_keyword_actions', 'wp_butler_switch_plugins_action', 10, 2);
function wp_butler_switch_plugins_action($term_and_actions) {
    
    list($term, $actions) = $term_and_actions;
    
    $term_words = explode( ' ', $_REQUEST['term'] );
    $keyword = $term_words[0];
    
    if($keyword != 'activate')
        return $term_and_actions;
    
    array_shift( $term_words );
    $term = implode( ' ', $term_words );
    
    $plugins = get_plugins();
    $plugin_matches = array();
    
    foreach($plugins as $plugin_file => $plugin) {
        if ( preg_match( '/' . $term . '/i', $plugin['Title'] ) && !is_plugin_active($plugin_file) ) {
            $actions[] = array(
                'label' => html_entity_decode( "{$plugin['Title']} v{$plugin['Version']}", ENT_QUOTES, get_option( 'blog_charset' ) ),
                'url' => add_query_arg( '_wpnonce', wp_create_nonce( 'activate-plugin_' . $plugin_file ), "plugins.php?action=activate&plugin={$plugin_file}&deactivate_existing=1")
            );
        }
    }
    
    return array($term, $actions);
}

Example usage of Japh/wp-butler@f55bcc0