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<?php
/**
* Displays breadcrumbs.
*
* @package Elgg
* @subpackage Core
*
* @uses $vars['breadcrumbs'] (Optional) Array of arrays with keys 'title' and 'link'
* @uses $vars['class']
*
* @see elgg_push_breadcrumb
*/
if (isset($vars['breadcrumbs'])) {
$breadcrumbs = $vars['breadcrumbs'];
} else {
$breadcrumbs = elgg_get_breadcrumbs();
}
$page_owner = elgg_get_page_owner_entity();
if(elgg_instanceof($page_owner, 'group')) {
// $breadcrumbs[1] should corresponds to group's breadcrumb
// we'll look for it in crumbs link
$link = $breadcrumbs[1]['link'];
$guid = (string) $page_owner->guid;
$alias = $page_owner->alias;
$title = $breadcrumbs[1]['title'];
$name = $page_owner->name;
if(strpos($link, $guid) || $alias && strpos($link, $alias) || !$link && $title == $name) {
$first_crumb = array_shift($breadcrumbs);
$container = get_entity($page_owner->container_guid);
while(elgg_instanceof($container, 'group')) {
// TODO: I should find a better solution for this.
if(strpos($first_crumb['link'], 'groups') !== false) {
$container_link = str_replace('all', "profile/$container->guid", $first_crumb['link']);
} elseif(strpos($first_crumb['link'], 'discussion') !== false) {
$container_link = str_replace('all', "owner/$container->guid", $first_crumb['link']);
} else {
$container_link = str_replace('all', "group/$container->guid", $first_crumb['link']);
}
$container_link = elgg_trigger_plugin_hook('container_crumb_link', 'breadcrumbs', array('container' => $container, 'first_crumb' => $first_crumb), $container_link);
array_unshift($breadcrumbs, array(
'title' => $container->name,
'link' => $container_link,
));
$container = get_entity($container->container_guid);
}
array_unshift($breadcrumbs, $first_crumb);
}
}
$class = 'elgg-menu elgg-breadcrumbs';
$additional_class = elgg_extract('class', $vars, '');
if ($additional_class) {
$class = "$class $additional_class";
}
if (is_array($breadcrumbs) && count($breadcrumbs) > 0) {
echo "<ul class=\"$class\">";
foreach ($breadcrumbs as $breadcrumb) {
if (!empty($breadcrumb['link'])) {
$crumb = elgg_view('output/url', array(
'href' => $breadcrumb['link'],
'text' => $breadcrumb['title'],
'is_trusted' => true,
));
} else {
$crumb = $breadcrumb['title'];
}
echo "<li>$crumb</li>";
}
echo '</ul>';
}
|
