list.php

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<?php

$items = $vars['items'];
$count = elgg_extract('count', $vars);
$pagination = elgg_extract('pagination', $vars, true);
$position = elgg_extract('position', $vars, 'after');
$no_results = elgg_extract('no_results', $vars, '');

if (!$items && $no_results) {
    echo elgg_view('page/components/no_results', $vars);
    return;
}

if (!is_array($items) || count($items) == 0) {
    return;
}

$list_classes = ['elgg-list'];
if (isset($vars['list_class'])) {
    $list_classes[] = $vars['list_class'];
}

$item_classes = ['elgg-item'];
if (isset($vars['item_class'])) {
    $item_classes[] = $vars['item_class'];
}

$nav = ($pagination) ? elgg_view('navigation/pagination', $vars) : '';

$index = 0;
$list_items = '';
foreach ($items as $item) {
    $item_view_vars = $vars;
    $item_view_vars['list_item_index'] = $index;
    $item_view = elgg_view_list_item($item, $item_view_vars);
    if (!$item_view) {
        continue;
    }

    $li_attrs = ['class' => $item_classes];

    if ($item instanceof \ElggEntity) {
        $guid = $item->guid;
        $type = $item->type;
        $subtype = $item->getSubtype();

        $li_attrs['id'] = "elgg-$type-$guid";

        $li_attrs['class'][] = "elgg-item-$type";
        if ($subtype) {
            $li_attrs['class'][] = "elgg-item-$type-$subtype";
        }
    } elseif (is_callable(array($item, 'getType'))) {
        $type = $item->getType();

        $li_attrs['id'] = "item-$type-{$item->id}";
    }

    $list_items .= elgg_format_element('li', $li_attrs, $item_view);
    $index++;
}

if ($position == 'before' || $position == 'both') {
    echo $nav;
}

if (empty($list_items) && $no_results) {
    // there are scenarios where item views do not output html. In those cases show the no results info
    echo elgg_view('page/components/no_results', $vars);
} else {
    echo elgg_format_element('ul', ['class' => $list_classes], $list_items);
}

if ($position == 'after' || $position == 'both') {
    echo $nav;
}