<?php

/**
 *   * Name: Album
 *   * Description: Displays an album with a title which can be defined via the 'album' and 'title' variable
 *   * Requires: channel, articles, cards, wiki
 */

namespace Zotlabs\Widget;

require_once('include/attach.php');

class Album {

	function widget($args) {


		$owner_uid = \App::$profile_uid;
		$sql_extra = permissions_sql($owner_uid);


		if(! perm_is_allowed($owner_uid,get_observer_hash(),'view_storage'))
			return '';

		if($args['album'])
			$album = $args['album'];
		if($args['title'])
			$title = $args['title'];

		/**
		 * This may return incorrect permissions if you have multiple directories of the same name.
		 * It is a limitation of the photo table using a name for a photo album instead of a folder hash
		 */

		if($album) {
			$x = q("select hash from attach where filename = '%s' and uid = %d limit 1",
				dbesc($album),
				intval($owner_uid)
			);
			if($x) {
				$y = attach_can_view_folder($owner_uid,get_observer_hash(),$x[0]['hash']);
				if(! $y)
					return '';
			}
		}

		$order = 'DESC';

		$r = q("SELECT p.resource_id, p.id, p.filename, p.mimetype, p.imgscale, p.description, p.created FROM photo p INNER JOIN
			(SELECT resource_id, max(imgscale) imgscale FROM photo WHERE uid = %d AND album = '%s' AND imgscale <= 4 AND photo_usage IN ( %d, %d ) $sql_extra GROUP BY resource_id) ph
			ON (p.resource_id = ph.resource_id AND p.imgscale = ph.imgscale)
			ORDER BY created $order ",
			intval($owner_uid),
			dbesc($album),
			intval(PHOTO_NORMAL),
			intval(PHOTO_PROFILE)
		);

		//edit album name
		$album_edit = null;

		$photos = array();
		if($r) {
			$twist = 'rotright';
			foreach($r as $rr) {

				if($twist == 'rotright')
					$twist = 'rotleft';
				else
					$twist = 'rotright';

				$ext = $phototypes[$rr['mimetype']];

				$imgalt_e = $rr['filename'];
				$desc_e = $rr['description'];

				$imagelink = (z_root() . '/photos/' . \App::$profile['channel_address'] . '/image/' . $rr['resource_id']);


				$photos[] = array(
					'id' => $rr['id'],
					'twist' => ' ' . $twist . rand(2,4),
					'link' => $imagelink,
					'title' => t('View Photo'),
					'src' => z_root() . '/photo/' . $rr['resource_id'] . '-' . $rr['imgscale'] . '.' .$ext,
					'alt' => $imgalt_e,
					'desc'=> $desc_e,
					'ext' => $ext,
					'hash'=> $rr['resource_id'],
					'unknown' => t('Unknown')
				);
			}
		}


		$tpl = get_markup_template('photo_album.tpl');
		return replace_macros($tpl, array(
			'$photos' => $photos,
			'$album' => (($title) ? $title : $album),
			'$album_id' => rand(),
			'$album_edit' => array(t('Edit Album'), $album_edit),
			'$can_post' => false,
			'$upload' => array(t('Upload'), z_root() . '/photos/' . \App::$profile['channel_address'] . '/upload/' . bin2hex($album)),
			'$order' => false,
			'$upload_form' => '', // $upload_form,
			'$usage' => '', // $usage_message
		));
	}
}