<?php

class onCommentsRssFeedList extends cmsAction {

    public $disallow_event_db_register = true;

    public function run($feed) {

        $category = $author = [];

        $target_controller = $this->request->get('tc', '');
        $target_subject    = $this->request->get('ts', '');
        $target_id         = $this->request->get('ti', '');

        $this->model->filterIsNull('is_deleted')->
                orderBy('date_pub', 'desc')->
                limit($feed['limit']);

        cmsEventsManager::hook('comments_list_filter', $this->model);

        // флаг, что показываем комментарии для записи
        $is_target_list = $target_controller && $target_subject && $target_id;

        if ($is_target_list) {

            $is_valid = ($this->validate_sysname($target_controller) === true) &&
                    ($this->validate_sysname($target_subject) === true) &&
                    is_numeric($target_id) &&
                    cmsCore::isControllerExists($target_controller) &&
                    cmsCore::isModelExists($target_controller);

            if (!$is_valid) {
                return cmsCore::error404();
            }

            $comments = $this->model->filterCommentTarget(
                    $target_controller,
                    $target_subject,
                    $target_id
            );

            $target_model = cmsCore::getModel($target_controller);

            if (method_exists($target_model, 'getTargetItemInfo')) {

                $target_info = $target_model->getTargetItemInfo($target_subject, $target_id);

                if ($target_info) {
                    $category['title'] = $target_info['title'];
                }
            }
        }

        $comments = $this->model->getComments() ?: [];

        foreach ($comments as $key => $comment) {
            $comments[$key]['target_title'] = sprintf(LANG_COMMENTS_RSS_TITLE, $comment['target_title']);
            $comments[$key]['page_url']     = href_to_abs($comment['target_url']) . '#comment_' . $comment['id'];
        }

        $feed['items'] = $comments;

        $feed = cmsEventsManager::hook('before_render_' . $feed['ctype_name'] . '_feed_list', $feed);

        return [$feed, $category, $author];
    }

}