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<?php
/**
* Elgg likes display
*
* @uses $vars['entity']
*/
if (!$vars['item'] instanceof ElggRiverItem || $vars['item']->annotation_id) {
return true;
}
$object = $vars['item']->getObjectEntity();
$num_of_likes = $object->countAnnotations('likes');
if ($num_of_likes == 0) {
return true;
}
$guid = $object->guid;
$likes_button = elgg_view_icon('thumbs-up');
// check to see if the user has already liked this
if (elgg_is_logged_in() && $object->canAnnotate(0, 'likes')) {
if (!elgg_annotation_exists($guid, 'likes')) {
$likes_button = elgg_view('output/url', array(
'href' => "action/likes/add?guid={$guid}",
'text' => elgg_view_icon('thumbs-up'),
'title' => elgg_echo('likes:likethis'),
'is_action' => true,
));
} else {
$likes = elgg_get_annotations(array(
'guid' => $guid,
'annotation_name' => 'likes',
'owner_guid' => elgg_get_logged_in_user_guid()
));
$likes_button = elgg_view('output/url', array(
'href' => "action/likes/delete?annotation_id={$likes[0]->id}",
'text' => elgg_view_icon('thumbs-up-alt'),
'title' => elgg_echo('likes:remove'),
'is_action' => true,
));
}
}
// display the number of likes
if ($num_of_likes == 1) {
$likes_string = elgg_echo('likes:userlikedthis', array($num_of_likes));
} else {
$likes_string = elgg_echo('likes:userslikedthis', array($num_of_likes));
}
$likes_string = elgg_view('output/url', array(
'text' => $likes_string,
'title' => elgg_echo('likes:see'),
'rel' => 'popup',
'href' => "#likes-$guid"
));
$likes_list = elgg_list_annotations(array('guid' => $guid, 'annotation_name' => 'likes', 'limit' => 99));
$likes_module = elgg_view_module('popup', 'Likes', $likes_list, array('class' => 'hidden elgg-likes-list', 'id' => "likes-$guid"));
$vars['image'] = $likes_button;
$vars['body'] = $likes_string . $likes_module;
$vars['class'] = 'elgg-river-participation';
echo elgg_view('page/components/image_block', $vars);
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