gallery.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 && $no_results) {
    if ($no_results instanceof Closure) {
        echo $no_results();
        return;
    }
    echo "<p class='elgg-no-results'>$no_results</p>";
    return;
}

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

elgg_push_context('gallery');

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

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

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

$list_items = '';
foreach ($items as $item) {
    $item_view = elgg_view_list_item($item, $vars);
    if (!$item_view) {
        continue;
    }

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

    if ($item instanceof \ElggEntity) {
        $li_attrs['id'] = "elgg-{$item->getType()}-{$item->getGUID()}";
    } else if (is_callable(array($item, 'getType'))) {
        $li_attrs['id'] = "item-{$item->getType()}-{$item->id}";
    }

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

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

echo elgg_format_element('ul', ['class' => $list_classes], $list_items);

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

elgg_pop_context();