<?php

namespace Zotlabs\Widget;

use App;
use Zotlabs\Lib\Apps;

class Categories {

	function widget($arr) {

		$cards = ((array_key_exists('cards',$arr) && $arr['cards']) ? true : false);

		if(($cards) && (! Apps::system_app_installed(App::$profile['profile_uid'], 'Cards')))
			return '';

		$articles = ((array_key_exists('articles',$arr) && $arr['articles']) ? true : false);

		if(($articles) && (! Apps::addon_app_installed(App::$profile['profile_uid'],'articles')))
			return '';


		if((! App::$profile['profile_uid']) 
			|| (! perm_is_allowed(App::$profile['profile_uid'],get_observer_hash(),(($cards || $articles) ? 'view_pages' : 'view_articles')))) {
			return '';
		}

		$cat = ((x($_REQUEST,'cat')) ? htmlspecialchars($_REQUEST['cat'],ENT_COMPAT,'UTF-8') : '');
		$srchurl = (($cards) ? App::$argv[0] . '/' . App::$argv[1] : App::$query_string);
		$srchurl =  rtrim(preg_replace('/cat\=[^\&].*?(\&|$)/is','',$srchurl),'&');
		$srchurl = str_replace(array('?f=','&f='),array('',''),$srchurl);

		if($cards)
			return self::cardcategories_widget($srchurl, $cat);
		elseif($articles)
			return self::articlecategories_widget($srchurl, $cat);
		else
			return self::categories_widget($srchurl, $cat);

	}


	static function articlecategories_widget($baseurl,$selected = '') {
	
		if(! Apps::system_app_installed(App::$profile['profile_uid'],'Categories'))
			return '';

		$sql_extra = item_permissions_sql(App::$profile['profile_uid']);

		$item_normal = "and item.item_hidden = 0 and item.item_type = 7 and item.item_deleted = 0
			and item.item_unpublished = 0 and item.item_delayed = 0 and item.item_pending_remove = 0
			and item.item_blocked = 0 ";

		$terms = array();
		$r = q("select distinct(term.term)
			from term join item on term.oid = item.id
			where item.uid = %d
			and term.uid = item.uid
			and term.ttype = %d
			and term.otype = %d
			and item.owner_xchan = '%s'
			$item_normal
			$sql_extra
			order by term.term asc",
			intval(App::$profile['profile_uid']),
			intval(TERM_CATEGORY),
			intval(TERM_OBJ_POST),
			dbesc(App::$profile['channel_hash'])
		);
		if($r && count($r)) {
			foreach($r as $rr)
				$terms[] = array('name' => $rr['term'], 'selected' => (($selected == $rr['term']) ? 'selected' : ''));

			return replace_macros(get_markup_template('categories_widget.tpl'),array(
				'$title' => t('Categories'),
				'$desc' => '',
				'$sel_all' => (($selected == '') ? 'selected' : ''),
				'$all' => t('Everything'),
				'$terms' => $terms,
				'$base' => $baseurl,

			));
		}
		return '';
	}

	static function cardcategories_widget($baseurl,$selected = '') {
	
		if(! Apps::system_app_installed(App::$profile['profile_uid'],'Categories'))
			return '';

		$sql_extra = item_permissions_sql(App::$profile['profile_uid']);

		$item_normal = "and item.item_hidden = 0 and item.item_type = 6 and item.item_deleted = 0
			and item.item_unpublished = 0 and item.item_delayed = 0 and item.item_pending_remove = 0
			and item.item_blocked = 0 ";

		$terms = array();
		$r = q("select distinct(term.term)
			from term join item on term.oid = item.id
			where item.uid = %d
			and term.uid = item.uid
			and term.ttype = %d
			and term.otype = %d
			and item.owner_xchan = '%s'
			$item_normal
			$sql_extra
			order by term.term asc",
			intval(App::$profile['profile_uid']),
			intval(TERM_CATEGORY),
			intval(TERM_OBJ_POST),
			dbesc(App::$profile['channel_hash'])
		);
		if($r && count($r)) {
			foreach($r as $rr)
				$terms[] = array('name' => $rr['term'], 'selected' => (($selected == $rr['term']) ? 'selected' : ''));

			return replace_macros(get_markup_template('categories_widget.tpl'),array(
				'$title' => t('Categories'),
				'$desc' => '',
				'$sel_all' => (($selected == '') ? 'selected' : ''),
				'$all' => t('Everything'),
				'$terms' => $terms,
				'$base' => $baseurl,

			));
		}
		return '';
	}


	static function categories_widget($baseurl,$selected = '') {
	
		if(! Apps::system_app_installed(App::$profile['profile_uid'],'Categories'))
			return '';

		require_once('include/security.php');

		$sql_extra = item_permissions_sql(App::$profile['profile_uid']);
	
		$item_normal = item_normal();

		$terms = array();
		$r = q("select distinct(term.term) from term join item on term.oid = item.id
			where item.uid = %d
			and term.uid = item.uid
			and term.ttype = %d
			and term.otype = %d
			and item.owner_xchan = '%s'
			and item.item_wall = 1
			and item.verb != '%s'
			$item_normal
			$sql_extra
			order by term.term asc",
			intval(App::$profile['profile_uid']),
			intval(TERM_CATEGORY),
			intval(TERM_OBJ_POST),
			dbesc(App::$profile['channel_hash']),
			dbesc(ACTIVITY_UPDATE)
		);
		if($r && count($r)) {
			foreach($r as $rr)
				$terms[] = array('name' => $rr['term'], 'selected' => (($selected == $rr['term']) ? 'selected' : ''));

			return replace_macros(get_markup_template('categories_widget.tpl'),array(
				'$title' => t('Categories'),
				'$desc' => '',
				'$sel_all' => (($selected == '') ? 'selected' : ''),
				'$all' => t('Everything'),
				'$terms' => $terms,
				'$base' => $baseurl,

			));
		}
		return '';
	}

}