* Link: http://www.drudexsoftware.com
* License: GPLv2
* Description: Allows displaying a page with random images
* Documentation:
*/
class RandomList extends Extension {
public function onPageRequest(PageRequestEvent $event) {
global $page;
if($event->page_matches("random")) {
$html = "Refresh the page to view more images
";
// create html to display images
$html .= $this->build_random_html();
// display it
$html .= "
";
$page->add_block(new Block("Random Images", $html));
}
}
private function build_random_html() {
global $config;
$random_html = "";
$images_per_page = $config->get_int("index_images");
$random_images = $this->by_random(array(), $images_per_page);
var_dump($images_per_page);
var_dump($random_images);
foreach ($random_images as $image) {
$i_id = int_escape($image->id);
$h_view_link = make_link("post/view/$i_id");
$h_thumb_link = $image->get_thumb_link();
$h_tip = html_escape($image->get_tooltip());
$tsize = get_thumbnail_size($image->width, $image->height);
$random_html .= "
";
}
return $random_html;
}
/**
* Pick certain amount of random images random image out of a set
*
* @retval Image
*/
private function by_random($tags=array(), $amount=1) {
assert(is_array($tags));
$max = Image::count_images($tags);
if ($max < 1) return null; // From Issue #22 - opened by HungryFeline on May 30, 2011.
$rand = mt_rand(0, $max-1);
$set = Image::find_images($rand, $amount, $tags);
if(count($set) > 0)
{
if ($amount == 1) return $set[0]; // return as single image
else if ($amount > 1) return $set; // return as array
else return null;
}
else return null;
}
}
?>
