<?php

class Mapper_BlogPost extends Fiktiv_Data_Mapper_DbTable_Abstract
{

    protected function _createBlogPost($obj)
    {
        $blogPost = new BlogPost();

        if ($obj instanceof Zend_Db_Table_Row) {

            $blogPost->setTitle($obj->title);
            $blogPost->setContent($obj->content);
            $blogPost->setPubDate($obj->pubDate);

            $mapperUser = new Mapper_User(new Table_User());
            $user = $mapperUser->findById($obj->userId);
            $blogPost->setAuthor($user);

        } else {
            $blogPost = null;
        }

        return $blogPost;
    }

    public function findAllPostByAuthor($user)
    {
        if ($user instanceof  User) {
            return $this->_createBlogPost($this->_dbTable->findByUser($user->getId()));
        }
    }

    public function findAll($limit = null)
    {
        $rows = $this->_dbTable->fetchAll();

        $posts = array();

        foreach ($rows as $row) {
            $posts[] = $this->_createBlogPost($row);
        }

        return $posts;
    }
    
}