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<?php
/**
* Elgg likes display
*
* @package Elgg
*
* @uses $vars['entity']
*/
if (!isset($vars['entity'])) {
return true;
}
$guid = $vars['entity']->getGUID();
// check to see if the user has already liked this
if (!elgg_annotation_exists($guid, 'likes')) {
$url = elgg_get_site_url() . "action/likes/add?guid={$guid}";
$params = array(
'href' => $url,
'text' => '<span class="elgg-icon elgg-icon-likes"></span>',
'title' => elgg_echo('likes:likethis'),
'is_action' => true,
'encode_text' => false,
);
$likes_button = elgg_view('output/url', $params);
} else {
$likes = get_annotations($guid, '', '', 'likes', '', get_loggedin_userid());
$url = elgg_get_site_url() . "action/likes/delete?annotation_id={$likes[0]->id}";
$params = array(
'href' => $url,
'text' => "<span class=\"elgg-icon elgg-icon-liked\"></span>",
'title' => elgg_echo('likes:remove'),
'is_action' => true,
'encode_text' => false,
);
$likes_button = elgg_view('output/url', $params);
}
$list = '';
$num_of_likes = elgg_count_likes($vars['entity']);
if ($num_of_likes) {
// display the number of likes
if ($num_of_likes == 1) {
$likes_string = elgg_echo('likes:userlikedthis');
} else {
$likes_string = elgg_echo('likes:userslikedthis');
}
$params = array(
'text' => "$num_of_likes $likes_string",
'title' => elgg_echo('likes:see'),
'class' => 'elgg-like-toggle',
);
$list = elgg_view('output/url', $params);
$list .= "<div class='elgg-popup-module elgg-likes-list hidden clearfix'>";
$list .= list_annotations($guid, 'likes', 99);
$list .= "</div>";
}
echo $likes_button;
echo $list;
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