delibera_widgets.php

<?php
/**
 * Código responsável por habilitar carregamento das widgets
 */

/**
 * Inclui no menu lateral do wp admin menu para plugin
 *
 * @package Widget
 * @subpackage Admin
 */
function delibera_widgets_add_meta_box()
{
    add_meta_box( 'delibera_widgets-meta-box', __('Delibera'), 'delibera_widgets_nav_menu_item_link_meta_box', 'nav-menus', 'side', 'default' );
}
add_action( 'admin_init', 'delibera_widgets_add_meta_box' );

/**
 * Carrega scripts necessários para inclusão de item do menu
 *
 * @package Widget
 * @subpackage Admin
 */
function delibera_widgets_admin_script()
{
    if(substr($_SERVER['REQUEST_URI'], -(strlen('nav-menus.php'))) == 'nav-menus.php')
    {
        wp_enqueue_script('delibera_widgets_admin_script_nav_menus',plugin_dir_url(__FILE__).'/js/delibera_nav_menu.js', array('jquery'));
    }
}
add_action( 'admin_print_scripts', 'delibera_widgets_admin_script' );

/**
 * Apresenta widget na interface do wordpress
 *
 * @package Widget
 * @subpackage Admin
 */
function delibera_widgets_nav_menu_item_link_meta_box()
{
    ?>
    <script type="text/javascript">
    <!--
    function delibera_addMenuItemToBottom()
    {
        //var processMethod = wpNavMenu.addMenuItemToBottom;
        var processMethod = delibera_addMenuItemToBottom_processMethod;
        var callback = function(){
        };

        var url = "<?php echo get_post_type_archive_link('pauta') ?>";
        var label = "Delibera";

        wpNavMenu.addItemToMenu({
            '-1': {
                'menu-item-type': 'custom',
                'menu-item-url': url,
                'menu-item-title': label,
                'menu-item-classes': 'delibera-menu-item'
            }
        }, processMethod, callback);
    }
    //-->
    </script>
    <div class="custom-meta-box" id="custom-meta-box">
        <p><?php _e('Clique no botão abaixo para adicionar um link para a página que lista as pautas no menu.')?></p>
        <button class="button-secondary submit-add-to-menu" onclick="delibera_addMenuItemToBottom();"><?php _e('Adicionar')?></button> 
    </div>
    <?php
}

/**
 * Inicializa dinamicamente as widgets disponiveis
 * @package Widget
 * @subpackage Admin
 */
add_action( 'widgets_init', function()
{
    $widgets = array('WidgetListaPropostas');
    foreach ($widgets as $widgetName)
    {
        require_once dirname(__FILE__).'/widgets/'.$widgetName.'/'.$widgetName.'.php';
        register_widget( $widgetName );
    }
});
?>