function gdocs_file_previewer_validate_token($token, $file, $timestamp)
{
return $token === gdocs_file_previewer_get_token($file, $timestamp);
}
<?php
if (!elgg_instanceof($vars['entity'])) {
return;
}
$date = new DateTime();
$token = gdocs_file_previewer_get_token($vars['entity'], $date->format('U'));
if (!$token) {
// something went wrong
return;
}
$file_url = elgg_get_site_url() . "gdocspreview/{$vars['entity']->getGUID()}/{$token}/{$date->format('U')}";
echo <<<HTML
\t\t<div class="file-photo">
<iframe src="https://docs.google.com/viewer?url={$file_url}&embedded=true&overridemobile=true" width="100%" height="780" style="border: none;"></iframe>
\t\t</div>
HTML
;
