Как вывести количество материала для меню "Категории" для InstantCMS 2?

echo substr_count($item['photos'], 'small')/2;

<td class="field ft_<?php echo $field['type']; ?> f_<?php echo $field['name']; ?>">

 
<?php if ($field['name'] == 'photo' && $ctype['options']['item_on']){ ?>
	<div>
	<?php if (isset($item['photos'])){ ?>
	<div class="photos_count">
	<?php echo substr_count($item['photos'], 'small');?>
	</div>
	<?php } ?>
	<?php } else { ?>
	<?php }?>
	</div>
 

<?php if ($subcats && $ctype['is_cats'] && !empty($ctype['options']['is_show_cats'])){ ?>
    <div class="gui-panel content_categories<?php if (count($subcats)>8){ ?> categories_small<?php } ?>">
        <ul class="<?php echo $ctype['name'];?>_icon">
            <?php foreach($subcats as $c){ ?>
 
            <?php
                $is_ds_view = empty($current_dataset['cats_view']) || in_array($c['id'], $current_dataset['cats_view']);
                $is_ds_hide = !empty($current_dataset['cats_hide']) && in_array($c['id'], $current_dataset['cats_hide']);
            ?>
 
                <li class="<?php echo str_replace('/', '-', $c['slug']);?>">
                    <a href="<?php $cat_count = cmsCore::getModel('content')->join('con_'.$ctype['name'].'_cats', 'ac', 'i.category_id = ac.id')->filterEqual('category_id', $c['id'])->filterOr('ac.parent_id = i.category_id')->getCount('con_'.$ctype['name'].'', 'id'); echo href_to($base_url . (($dataset && $is_ds_view && !$is_ds_hide) ? '-'.$dataset : ''), $c['slug']); ?>"><?php echo $c['title'].' ('.$cat_count.')'; ?></a>
                    <?php $subcats2 = cmsCore::getModel('content')->getSubCategories($ctype['name'], $c['id']); ?>
            <?php if($subcats2) { ?>
                <ul>
                    <?php foreach ($subcats2 as $c2) { ?>
                        <li class="<?php echo str_replace('/', '-', $c2['slug']);?>">
                            <a href="<?php echo href_to($base_url . ''.$dataset, $c2['slug']); ?>"><?php echo $c2['title']; ?></a>
                        </li>
                    <?php } ?>
                </ul>
            <?php } ?>
                </li>
            <?php } ?>
        </ul>
    </div>

$cat_count = cmsCore::getModel('content')
->joinLeft('con_articles_cats', 'ac', 'i.category_id = ac.id')->filterGtEqual('ac.ns_left', $c['ns_left'])->filterLtEqual('ac.ns_right', $c['ns_right'])
->getContentItemsCount($ctype['name']);

 
<div class="gui-panel content_categories<?php if (count($subcats)>8){ ?> categories_small<?php } ?>">
        <ul class="<?php echo $ctype['name'];?>_icon">
            <?php foreach($subcats as $c){ ?>
 
            <?php
                $is_ds_view = empty($current_dataset['cats_view']) || in_array($c['id'], $current_dataset['cats_view']);
                $is_ds_hide = !empty($current_dataset['cats_hide']) && in_array($c['id'], $current_dataset['cats_hide']);
            ?>
 
                <li class="<?php echo str_replace('/', '-', $c['slug']);?>">
                    <a href="<?php $cat_count = cmsCore::getModel('content')
->joinLeft('con_'.$ctype['name'].'_cats', 'ac', 'i.category_id = ac.id')->filterGt('ac.ns_left', $c['ns_left']-1)->filterLt('ac.ns_right', $c['ns_right']+1)
->getContentItemsCount($ctype['name']); echo href_to($base_url . (($dataset && $is_ds_view && !$is_ds_hide) ? '-'.$dataset : ''), $c['slug']); ?>"><?php echo $c['title'].' ('.$cat_count.')'; ?></a>
                    <?php $subcats2 = cmsCore::getModel('content')->getSubCategories($ctype['name'], $c['id']); ?>
            <?php if($subcats2) { ?>
                <ul>
                    <?php foreach ($subcats2 as $c2) { ?>
                        <li class="<?php echo str_replace('/', '-', $c2['slug']);?>">
 
                            <a href="<?php $cat_count = cmsCore::getModel('content')->join('con_'.$ctype['name'].'_cats', 'ac', 'i.category_id = ac.id')->filterEqual('category_id', $c2['id'])->filterOr('ac.parent_id = i.category_id')->getCount('con_'.$ctype['name'].'', 'id'); echo href_to($base_url . ''.$dataset, $c2['slug']); ?>"><?php echo $c2['title'].' ('.$cat_count.')'; ?></a>
 
                        </li>
                    <?php } ?>
                </ul>
            <?php } ?>
                </li>
            <?php } ?>
        </ul>
    </div>