<?php

elgg_register_event_handler('init', 'system', 'custom_index_widgets_init');
	 
function custom_index_widgets_init() {

	elgg_extend_view('css/elgg','custom_index_widgets/css');
	
	elgg_register_admin_menu_item('configure', 'custom_index_widgets', 'appearance');
	
	
	$ciw_layout = elgg_get_plugin_setting("ciw_layout", "custom_index_widgets");
	if ($ciw_layout == NULL) {
		elgg_set_plugin_setting("ciw_layout", "index_2rmsb", "custom_index_widgets");
	}
		 
	$ciw_showdashboard = elgg_get_plugin_setting("ciw_showdashboard", "custom_index_widgets");
	if ($ciw_showdashboard == NULL) {
		elgg_set_plugin_setting("ciw_showdashboard", "yes", "custom_index_widgets");
	}
	elgg_register_widget_type('latest_members_index', elgg_echo('custom_index_widgets:latest_members_index'), elgg_echo('custom_index_widgets:latest_members_index'), "custom_index_widgets", true);
	elgg_register_widget_type('inline_content_index', elgg_echo('custom_index_widgets:inline_content_index'), elgg_echo('custom_index_widgets:inline_content_index'), "custom_index_widgets", true);
	elgg_register_widget_type('rich_media_index', elgg_echo('custom_index_widgets:rich_media_index'), elgg_echo('custom_index_widgets:rich_media_index'), "custom_index_widgets", true);
	elgg_register_widget_type('latest_generic_index', elgg_echo('custom_index_widgets:latest_generic_index'), elgg_echo('custom_index_widgets:latest_generic_index'), "custom_index_widgets", true);
	elgg_register_widget_type('latest_activity_index', elgg_echo('custom_index_widgets:latest_activity_index'), elgg_echo('custom_index_widgets:latest_activity_index'), "custom_index_widgets", true);
	elgg_register_widget_type('cloud_generic_index', elgg_echo('custom_index_widgets:cloud_generic_index'), elgg_echo('custom_index_widgets:cloud_generic_index'), "custom_index_widgets", true);
	elgg_register_widget_type('login_index', elgg_echo('custom_index_widgets:login_index'), elgg_echo('custom_index_widgets:login_index'), "custom_index_widgets", true);

	if (elgg_is_active_plugin('groups'))	{
		elgg_register_widget_type('latest_groups_index', elgg_echo('custom_index_widgets:latest_groups_index'), elgg_echo('custom_index_widgets:latest_groups_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('file')) {
		elgg_register_widget_type('latest_files_index', elgg_echo('custom_index_widgets:latest_files_index'), elgg_echo('custom_index_widgets:latest_files_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('news')) {
		elgg_register_widget_type('latest_news_index', elgg_echo('custom_index_widgets:latest_news_index'), elgg_echo('custom_index_widgets:latest_news_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('bookmarks_enhanced') or elgg_is_active_plugin('bookmarks')) {
		elgg_register_widget_type('latest_bookmarks_index', elgg_echo('custom_index_widgets:latest_bookmarks_index'), elgg_echo('custom_index_widgets:latest_bookmarks_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('blog')) {
		elgg_register_widget_type('latest_blogs_index', elgg_echo('custom_index_widgets:latest_blogs_index'), elgg_echo('custom_index_widgets:latest_blogs_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('pages')) {
		elgg_register_widget_type('latest_pages_index', elgg_echo('custom_index_widgets:latest_pages_index'), elgg_echo('custom_index_widgets:latest_pages_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('event_calendar')) {
		elgg_register_widget_type('latest_events_index', elgg_echo('custom_index_widgets:latest_events_index'), elgg_echo('custom_index_widgets:latest_events_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('tidypics')) { 
		elgg_register_widget_type('latest_photos_index', elgg_echo("tidypics:widget:latest"), elgg_echo("tidypics:widget:latest_descr"), "custom_index_widgets", true);
		elgg_register_widget_type('latest_album_index', elgg_echo("tidypics:widget:albums"), elgg_echo("tidypics:widget:latest_descr"), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('thewire')) {
		elgg_register_widget_type('latest_wire_index', elgg_echo('custom_index_widgets:latest_wire_index'), elgg_echo('custom_index_widgets:latest_wire_index'), "custom_index_widgets", true);
	}
	
	if (elgg_is_active_plugin('tasks')) {
		elgg_register_widget_type('latest_tasks_index', elgg_echo('custom_index_widgets:latest_tasks_index'), elgg_echo('custom_index_widgets:latest_tasks_index'), "custom_index_widgets", true);
	}
	
	if (elgg_is_active_plugin('izap_videos')) {
		elgg_register_widget_type('latest_izap_videos_index',elgg_echo  ('custom_index_widgets:latest_izap_videos_index'), elgg_echo('custom_index_widgets:latest_izap_videos_index'), "custom_index_widgets", true);
	}
	if (elgg_is_active_plugin('simplepie')) {
		elgg_register_widget_type('feed_reader_index', elgg_echo('simplepie:widget'),elgg_echo('simplepie:description'),'custom_index_widgets',	true);
	}
	
	elgg_register_plugin_hook_handler('index', 'system', 'custom_index_widgets');
	elgg_register_page_handler ('custom_index_widgets', 'custom_index_widgets_page_handler'); 

}

function custom_index_widgets($hook, $type, $return, $params) {
	if ($return == true) {
		// another hook has already replaced the front page
		return $return;
	}

	if (!include_once(dirname(__FILE__) . "/index.php")) {
		return false;
	}

	// return true to signify that we have handled the front page
	return true;
}


function custom_index_widgets_page_handler($page) {
	if (isset ($page [0])) {
		switch ($page [0]) {
			case "edit" :
				@include (dirname ( __FILE__ ) . "/edit.php");
				break;
		}
	} else {
		register_error(elgg_echo("custom_index_widgets:admin:notfound"));
		forward(elgg_get_site_url());
	}
	return true;
}


function custom_index_show_widget_area($areawidgets){
	if (is_array($areawidgets) && sizeof($areawidgets) > 0) {
		foreach($areawidgets as $widget) {
			if ($widget instanceof ElggWidget) {
				$vars['entity'] = $widget;
				$handler = $widget->handler;
				if (elgg_view_exists("widgets/$handler/content")) {
					$content = elgg_view("widgets/$handler/content", $vars);
				} else {
					elgg_deprecated_notice("widgets use content as the display view", 1.8);
					$content = elgg_view("widgets/$handler/view", $vars);
				}
				echo elgg_view_module('featured',  $widget->title, $content, array('class' => 'elgg-module-highlight'));
			} else {
				echo $widget;
			}
		}
	}
}

function custom_index_build_columns($area_widget_list, $widgettypes, $build_server_side = true) {

	$column_widgets_view = array();
	$column_widgets_string = "";
	
	if (is_array($area_widget_list) && sizeof($area_widget_list) > 0) {
		foreach ($area_widget_list as $widget) {
				if ($build_server_side ) {
					$title = $widget->widget_title;
					if (!$title) {
						$title = $widgettypes[$widget->handler]->name;
						if (!$title) {
							$title = $widget->handler;
						}
					}
					$widget->title = $title;
					
					if (($widget->guest_only == "yes" && !elgg_is_logged_in()) || $widget->guest_only == "no" || !isset($widget->guest_only)) {
						$column_widgets_view[] = $widget;  
					}
				} else {
					if (!empty($column_widgets_string)) {
						$column_widgets_string .= "::";
					}
					$column_widgets_string .= "{$widget->handler}::{$widget->getGUID()}";
				}
		}
		
		if ($build_server_side) {
			return $column_widgets_view;
		} else {
			return $column_widgets_string;
		}
	}
	return null;	
}