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<?php
/**
* * Name: Random photo
* * Description: Display a random photo
*/
namespace Zotlabs\Widget;
require_once('include/photos.php');
class Photo_rand {
function widget($arr) {
$style = false;
if(array_key_exists('album', $arr) && isset($arr['album']))
$album = $arr['album'];
else
$album = '';
$channel_id = 0;
if(array_key_exists('channel_id', $arr) && intval($arr['channel_id']))
$channel_id = intval($arr['channel_id']);
if(! $channel_id)
$channel_id = \App::$profile_uid;
if(! $channel_id)
return '';
$scale = ((array_key_exists('scale',$arr)) ? intval($arr['scale']) : 0);
$ret = photos_list_photos(array('channel_id' => $channel_id),\App::get_observer(),$album);
$filtered = array();
if($ret['success'] && $ret['photos'])
foreach($ret['photos'] as $p)
if($p['imgscale'] == $scale)
$filtered[] = $p['src'];
if($filtered) {
$e = mt_rand(0, count($filtered) - 1);
$url = $filtered[$e];
}
if(strpos($url, 'http') !== 0)
return '';
if(array_key_exists('style', $arr) && isset($arr['style']))
$style = $arr['style'];
// ensure they can't sneak in an eval(js) function
if(strpos($style,'(') !== false)
return '';
$url = zid($url);
$o = '<div class="widget">';
$o .= '<img class="zrl" '
. (($style) ? ' style="' . $style . '"' : '')
. ' src="' . $url . '" alt="' . t('photo/image') . '">';
$o .= '</div>';
return $o;
}
}
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