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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_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,
);
$likes_button = elgg_view('output/url', $params);
} else {
$options = array(
'guid' => $guid,
'annotation_name' => 'likes',
'owner_guid' => elgg_get_logged_in_user_guid()
);
$likes = elgg_get_annotations($options);
$url = elgg_get_site_url() . "action/likes/delete?annotation_id={$likes[0]->id}";
$params = array(
'href' => $url,
'text' => elgg_view_icon('thumbs-up-alt'),
'title' => elgg_echo('likes:remove'),
'is_action' => true,
);
$likes_button = elgg_view('output/url', $params);
}
}
$list = '';
$num_of_likes = likes_count($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 $likes_string",
'title' => elgg_echo('likes:see'),
'rel' => 'popup',
'href' => "#$guid-likes"
);
$list = elgg_view('output/url', $params);
$list .= "<div class='elgg-module elgg-module-popup elgg-likes-list hidden clearfix' id='$guid-likes'>";
$list .= elgg_list_annotations(array('guid' => $guid, 'annotation_name' => 'likes', 'limit' => 99));
$list .= "</div>";
}
echo elgg_view_image_block($likes_button, $list);
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