<form method="get" class="filterbox filterbox_<?php echo esc_attr($this->pod); ?>" action="<?php echo esc_attr($action); ?>">
<?php
if (!empty($filters)) {
    if (!is_array($filters))
        $filters = explode(',', $filters);
    foreach ($filters as $field_name) {
        $field = $this->api->load_column(array('name' => $field_name, 'pod' => $this->pod));
        if (empty($field))
            continue;
        if ('pick' == $field['type'] && !empty($field['pick_object'])) {
            $pick_object = $field['pick_object'];
            $pick_val = $field['pick_val'];
            if ('pod' == $pick_object) {
                $pick_pod = $this->api->load_pod(array('name' => $pick_val));
                $pick_object = $pick_pod['type'];
                $pick_val = $pick_pod['object'];
            }
            $pick_table = $pick_join = $pick_where = '';
            $pick_column_id = 'id';
            switch ($pick_object) {
                case 'pod':
                    $pick_table = "@wp_pods_{$pick_val}";
                    $pick_column_id = 'id';
                    break;
                case 'post_type':
                    $pick_table = '@wp_posts';
                    $pick_column_id = 'ID';
                    $pick_where = "t.`post_type` = '{$pick_val}'";
                    break;
                case 'taxonomy':
                    $pick_table = '@wp_terms';
                    $pick_column_id = 'term_id';
                    $pick_join = "`@wp_term_taxonomy` AS tx ON tx.`term_id` = t.`term_id";
                    $pick_where = "tx.`taxonomy` = '{$pick_val}' AND tx.`taxonomy` IS NOT NULL";
                    break;
                case 'user':
                    $pick_table = '@wp_users';
                    $pick_column_id = 'ID';
                    break;
                case 'comment':
                    $pick_table = '@wp_comments';
                    $pick_column_id = 'comment_ID';
                    $pick_where = "t.`comment_type` = '{$pick_val}'";
                    break;
                case 'table':
                    $pick_table = "{$pick_val}";
                    $pick_column_id = 'id';
                    break;
            }
            $pick_params = array(
                'selected_ids' => $selected_ids,
                'table' => $pick_table,
                'column' => $pick_column_id,
                'column_name' => $field_name,
                'join' => $pick_join,
                'orderby' => $field['options']['pick_orderby'],
                'where' => $pick_where
            );
            $field_data = $this->get_dropdown_values($pick_params);
            $field_label = ucwords(str_replace('_', ' ', $field_name));
            if (0 < strlen($row['label']))
                $field_label = $row['label'];
?>
    <select name="<?php echo esc_attr($field_name); ?>" id="filter_<?php echo esc_attr($field_name); ?>" class="filter <?php echo esc_attr($field_name); ?>">
        <option value="">-- <?php echo esc_attr($field_label); ?> --</option>
<?php
            foreach ($field_data as $val) {
                $active = (empty($val['active'])) ? '' : ' selected';
                $value = $val['id'];
                if ('text' == $this->search_mode)
                    $value = $val['name'];
?>
        <option value="<?php echo esc_attr($value); ?>"<?php echo $active; ?>><?php echo esc_html($val['name']); ?></option>
<?php
            }
?>
    </select>
<?php
        }
    }
}
// Display the search box and submit button
$search = empty($_GET[$this->search_var]) ? '' : stripslashes($_GET[$this->search_var]);
if (false !== $show_textbox) {
?>
        <input type="text" class="pod_search" name="<?php echo esc_attr($this->search_var); ?>" value="<?php echo esc_attr($search); ?>" />
<?php
}
else {
?>
        <input type="hidden" name="<?php echo esc_attr($this->search_var); ?>" value="1" />
        <input type="hidden" name="<?php echo esc_attr($this->search_var); ?>_min" value="1" />
<?php
}
?>
        <input type="submit" class="pod_submit" value="<?php echo esc_attr($label); ?>" />
    </form>