<?php

/*
  Controller name: Seitenleiste
  Controller description: Dieses Modul wird für das Abrufen der Seitenleiste benötigt.
 */

class Appful_API_Widgets_Controller {

    function get_sidebar() {
        global $appful_api;
        $index = @$_REQUEST['sidebar_id'];
        if (empty($_REQUEST['sidebar_id'])) {
            $appful_api->error("No sidebar specified. Include 'sidebar_id' var in your request.");
        } else if (!is_active_sidebar($index)) {
            $appful_api->error("Sidebar '$index' is not active.");
        }

        $widget_params = array(
            'before_widget',
            'after_widget',
            'before_title',
            'after_title'
        );
        $appful_api_params = array();
        foreach ($widget_params as $param) {
            if (isset($_REQUEST[$param])) {
                $appful_api_params[$param] = $_REQUEST[$param];
            }
        }

        $widgets = array();

        global $wp_registered_sidebars, $wp_registered_widgets;

        if (is_int($index)) {
            $index = "sidebar-$index";
        } else {
            $index = sanitize_title($index);
            foreach ((array) $wp_registered_sidebars as $key => $value) {
                if (sanitize_title($value['name']) == $index) {
                    $index = $key;
                    break;
                }
            }
        }

        $sidebars_widgets = wp_get_sidebars_widgets();

        if (empty($wp_registered_sidebars[$index]) || !array_key_exists($index, $sidebars_widgets) || !is_array($sidebars_widgets[$index]) || empty($sidebars_widgets[$index]))
            return false;

        $sidebar = $wp_registered_sidebars[$index];

        $did_one = false;
        foreach ((array) $sidebars_widgets[$index] as $id) {

            if (!isset($wp_registered_widgets[$id]))
                continue;

            $params = array_merge(
                    array(array_merge($sidebar, array('widget_id' => $id, 'widget_name' => $wp_registered_widgets[$id]['name']), $appful_api_params)), (array) $wp_registered_widgets[$id]['params']
            );


            // Substitute HTML id and class attributes into before_widget
            $classname_ = '';
            foreach ((array) $wp_registered_widgets[$id]['classname'] as $cn) {
                if (is_string($cn))
                    $classname_ .= '_' . $cn;
                elseif (is_object($cn))
                    $classname_ .= '_' . get_class($cn);
            }
            $classname_ = ltrim($classname_, '_');
            $params[0]['before_widget'] = sprintf($params[0]['before_widget'], $id, $classname_);

            $params = apply_filters('dynamic_sidebar_params', $params);

            $callback = $wp_registered_widgets[$id]['callback'];

            do_action('dynamic_sidebar', $wp_registered_widgets[$id]);

            if (is_callable($callback)) {
                ob_start();
                $object = $callback[0];
                $settings = $object->get_settings();
                $widget_params = $wp_registered_widgets[$id]['params'];
                $number = $widget_params[0]['number'];
                $instance = $settings[$number];
                call_user_func_array($callback, $params);
                $widgets[] = array(
                    'id' => $id,
                    'widget' => trim(ob_get_contents()),
                    'params' => $params[0],
                    'instance' => $instance
                );
                ob_end_clean();
            }
        }

        return array(
            'sidebar_id' => $index,
            'widgets' => $widgets
        );
    }

}

?>