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random photo widget

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This commit is contained in:
friendica 2014-11-20 15:34:49 -08:00
parent 7a1b345bc2
commit afd8b2ddf2
2 changed files with 62 additions and 1 deletions
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7
doc/Widgets.md
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@ -85,3 +85,10 @@ Some/many of these widgets have restrictions which may restrict the type of page
* style - CSS style string
<br />&nbsp;<br />
* photo_rand - display a random photo from one of your photo albums. Photo permissions are honoured
* args:
* album - album name (very strongly recommended if you have lots of photos)
* scale - typically 0 (original size), 1 (640px), or 2 (320px)
* style - CSS style string
<br />&nbsp;<br />

56
include/widgets.php
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@ -810,7 +810,61 @@ function widget_photo($arr) {
$o .= '<img ' . (($zrl) ? ' class="zrl" ' : '')
. (($style) ? ' style="' . $style . '"' : '')
. ' src="' . $url . '" />';
. ' src="' . $url . '" alt="' . t('photo/image') . '" />';
$o .= '</div>';
return $o;
}
function widget_photo_rand($arr) {
require_once('include/photos.php');
$style = $zrl = false;
$params = '';
if(array_key_exists('album',$arr) && isset($arr['album']))
$album = $arr['album'];
else
$album = '';
$channel_id = get_app()->profile_uid;
if(! $channel_id)
return '';
$scale = ((array_key_exists('scale',$arr)) ? intval($arr['scale']) : 0);
$ret = photos_list_photos(array('channel_id' => $channel_id),get_app()->get_observer(),$album);
$filtered = array();
if($ret['success'] && $ret['photos'])
foreach($ret['photos'] as $p)
if($p['scale'] == $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>';