<?php
namespace Zotlabs\Module;

use URLify;

/** @file */

// import page design element

require_once('include/menu.php');


class Impel extends \Zotlabs\Web\Controller {

	function init() {

		$ret = array('success' => false);

		if(! local_channel())
			json_return_and_die($ret);

		logger('impel: ' . print_r($_REQUEST,true), LOGGER_DATA);

		$elm = $_REQUEST['element'];
		$x = base64url_decode($elm);
		if(! $x)
			json_return_and_die($ret);

		$j = json_decode($x,true);
		if(! $j)
			json_return_and_die($ret);

		// logger('element: ' . print_r($j,true));

		$channel = \App::get_channel();

		$arr = array();
		$is_menu = false;

		// a portable menu has its links rewritten with the local baseurl
		$portable_menu = false;

		switch($j['type']) {
			case 'webpage':
				$arr['item_type'] = ITEM_TYPE_WEBPAGE;
				$namespace = 'WEBPAGE';
				$installed_type = t('webpage');
				break;
			case 'block':
				$arr['item_type'] = ITEM_TYPE_BLOCK;
				$namespace = 'BUILDBLOCK';
				$installed_type = t('block');
				break;
			case 'layout':
				$arr['item_type'] = ITEM_TYPE_PDL;
				$namespace = 'PDL';
				$installed_type = t('layout');
				break;
			case 'portable-menu':
				$portable_menu = true;
				// fall through
			case 'menu':
				$is_menu = true;
				$installed_type = t('menu');
				break;
			default:
				logger('mod_impel: unrecognised element type' . print_r($j,true));
				break;
		}

		if($is_menu) {
			$m = array();
			$m['menu_channel_id'] = local_channel();
			$m['menu_name'] = $j['pagetitle'];
			$m['menu_desc'] = $j['desc'];
			if($j['created'])
				$m['menu_created'] = datetime_convert($j['created']);
			if($j['edited'])
				$m['menu_edited'] = datetime_convert($j['edited']);

			$m['menu_flags'] = 0;
			if($j['flags']) {
				if(in_array('bookmark',$j['flags']))
					$m['menu_flags'] |= MENU_BOOKMARK;
				if(in_array('system',$j['flags']))
					$m['menu_flags'] |= MENU_SYSTEM;

			}

			$menu_id = menu_create($m);

			if($menu_id) {
				if(is_array($j['items'])) {
					foreach($j['items'] as $it) {
						$mitem = array();

						$mitem['mitem_link'] = str_replace('[channelurl]',z_root() . '/channel/' . $channel['channel_address'],$it['link']);
						$mitem['mitem_link'] = str_replace('[pageurl]',z_root() . '/page/' . $channel['channel_address'],$it['link']);
						$mitem['mitem_link'] = str_replace('[cloudurl]',z_root() . '/cloud/' . $channel['channel_address'],$it['link']);
						$mitem['mitem_link'] = str_replace('[baseurl]',z_root(),$it['link']);

						$mitem['mitem_desc'] = escape_tags($it['desc']);
						$mitem['mitem_order'] = intval($it['order']);
						if(is_array($it['flags'])) {
							$mitem['mitem_flags'] = 0;
							if(in_array('zid',$it['flags']))
								$mitem['mitem_flags'] |= MENU_ITEM_ZID;
							if(in_array('new-window',$it['flags']))
								$mitem['mitem_flags'] |= MENU_ITEM_NEWWIN;
							if(in_array('chatroom',$it['flags']))
								$mitem['mitem_flags'] |= MENU_ITEM_CHATROOM;
						}
						menu_add_item($menu_id,local_channel(),$mitem);
					}
					if($j['edited']) {
						$x = q("update menu set menu_edited = '%s' where menu_id = %d and menu_channel_id = %d",
							dbesc(datetime_convert('UTC','UTC',$j['edited'])),
							intval($menu_id),
							intval(local_channel())
						);
					}
				}
				$ret['success'] = true;
			}
			$x = $ret;
		}
		else {
			$arr['uid'] = local_channel();
			$arr['aid'] = $channel['channel_account_id'];
			$arr['title'] = $j['title'];
			$arr['body'] = $j['body'];
			$arr['term'] = $j['term'];
			$arr['layout_mid'] = $j['layout_mid'];
			$arr['created'] = datetime_convert('UTC','UTC', $j['created']);
			$arr['edited'] = datetime_convert('UTC','UTC',$j['edited']);
			$arr['owner_xchan'] = get_observer_hash();
			$arr['author_xchan'] = (($j['author_xchan']) ? $j['author_xchan'] : get_observer_hash());
			$arr['mimetype'] = (($j['mimetype']) ? $j['mimetype'] : 'text/bbcode');

			if(! $j['mid']) {
				$j['uuid'] = item_message_id();
				$j['mid'] = z_root() . '/item/' . $j['uuid'];
			}
			$arr['uuid'] = $j['uuid'];
			$arr['mid'] = $arr['parent_mid'] = $j['mid'];


			if($j['pagetitle']) {
				$pagetitle = strtolower(URLify::transliterate($j['pagetitle']));
			}

			// Verify ability to use html or php!!!

			$execflag = ((intval($channel['channel_id']) == intval(local_channel()) && ($channel['channel_pageflags'] & PAGE_ALLOWCODE)) ? true : false);

			$i = q("select id, edited, item_deleted from item where mid = '%s' and uid = %d limit 1",
				dbesc($arr['mid']),
				intval(local_channel())
			);

			\Zotlabs\Lib\IConfig::Set($arr,'system',$namespace,(($pagetitle) ? $pagetitle : substr($arr['mid'],0,16)),true);

			if($i) {
				$arr['id'] = $i[0]['id'];
				// don't update if it has the same timestamp as the original
				if($arr['edited'] > $i[0]['edited'])
					$x = item_store_update($arr,$execflag);
			}
			else {
				if(($i) && (intval($i[0]['item_deleted']))) {
					// was partially deleted already, finish it off
					q("delete from item where mid = '%s' and uid = %d",
						dbesc($arr['mid']),
						intval(local_channel())
					);
				}
				else
					$x = item_store($arr,$execflag);
			}

			if($x && $x['success']) {
				$item_id = $x['item_id'];
			}
		}

		if($x['success']) {
			$ret['success'] = true;
			info( sprintf( t('%s element installed'), $installed_type));
		}
		else {
			notice( sprintf( t('%s element installation failed'), $installed_type));
		}

		//??? should perhaps return ret?

		json_return_and_die(true);

	}

}