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<?php
/**
* Elgg likes button
*
* @uses $vars['entity']
*/
if (!isset($vars['entity'])) {
return true;
}
$guid = $vars['entity']->getGUID();
// check to see if the user has already liked this
if (elgg_is_logged_in() && $vars['entity']->canAnnotate(0, 'likes')) {
if (!elgg_annotation_exists($guid, 'likes')) {
$url = elgg_get_site_url() . "action/likes/add?guid={$guid}";
$params = array(
'href' => $url,
'text' => elgg_view_icon('thumbs-up'),
'title' => elgg_echo('likes:likethis'),
'is_action' => true,
'is_trusted' => true,
);
$likes_button = elgg_view('output/url', $params);
} else {
$url = elgg_get_site_url() . "action/likes/delete?guid={$guid}";
$params = array(
'href' => $url,
'text' => elgg_view_icon('thumbs-up-alt'),
'title' => elgg_echo('likes:remove'),
'is_action' => true,
'is_trusted' => true,
);
$likes_button = elgg_view('output/url', $params);
}
}
echo $likes_button;
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