' . elgg_echo('au_subgroups:subgroup') . '';
// $span = '' . '';
}
if (isset($entity->name)) {
$title = $entity->name;
} else {
$title = $entity->title;
}
$title = htmlspecialchars($title, ENT_QUOTES, 'UTF-8', false);
$url = $entity->getURL();
if (isset($vars['href'])) {
$url = $vars['href'];
}
$icon_sizes = elgg_get_config('icon_sizes');
$size = $vars['size'];
// maintain aspect ratio
$filehandler = new ElggFile();
$filehandler->owner_guid = $entity->owner_guid;
$filehandler->setFilename("groups/" . $entity->guid . $size . ".jpg");
$location = elgg_get_plugins_path() . "groups/graphics/default{$size}.gif";
if ($filehandler->open("read")) {
$location = $filehandler->getFilenameOnFilestore();
}
$imginfo = getimagesize($location);
if($imginfo){
$realratio = $imginfo[0]/$imginfo[1];
$img_height = $size != 'master' ? $icon_sizes[$size]['h'] : NULL;
$img_width = $size != 'master' ? $icon_sizes[$size]['w'] : NULL;
//set ratio greater than realratio by default in case $img_height = 0
$setratio = $realratio + 1;
if(!empty($img_height)){
$setratio = $img_width/$img_height;
}
// set the largest dimension to "auto"
if($realratio > $setratio || empty($img_height)){
// constrain the height
$img_height = NULL;
}
elseif($realratio < $setratio || empty($img_width)){
$img_width = NULL;
}
}
$img = '';
$img .= elgg_view('output/img', array(
'src' => $entity->getIconURL($vars['size']),
'alt' => $title,
'class' => $class,
'width' => $img_width,
'height' => $img_height,
));
$img .= "{$span}
";
if ($url) {
$params = array(
'href' => $url,
'text' => $img,
'is_trusted' => true,
);
$class = elgg_extract('link_class', $vars, '');
if ($class) {
$params['class'] = $class;
}
echo elgg_view('output/url', $params);
} else {
echo $img;
}