Home\Model\ItemModel::import PHP Method

    public function import($json, $uid, $item_name = '', $item_description = '', $item_password = '', $item_domain = '')
    {
        $userInfo = D("User")->userInfo($uid);
        $item = json_decode($json, 1);
        unset($json);
        if ($item) {
            if ($item['item_domain']) {
                $item2 = D("Item")->where("item_domain = '{$item['item_domain']}'  ")->find();
                if ($item2) {
                    //个性域名已经存在
                    return false;
                }
                if (!ctype_alnum($item_domain) || is_numeric($item_domain)) {
                    //echo '个性域名只能是字母或数字的组合';exit;
                    return false;
                }
            } else {
                $item['item_domain'] = '';
            }
            $item_data = array("item_name" => $item_name ? $item_name : $item['item_name'], "item_domain" => $item_domain ? $item_domain : $item['item_domain'], "item_type" => $item['item_type'], "item_description" => $item_description ? $item_description : $item['item_description'], "password" => $item_password ? $item_password : $item['password'], "uid" => $userInfo['uid'], "username" => $userInfo['username'], "addtime" => time());
            $item_id = D("Item")->add($item_data);
        }
        if ($item['pages']) {
            //父页面们（一级目录）
            if ($item['pages']['pages']) {
                foreach ($item['pages']['pages'] as $key => &$value) {
                    $page_data = array("author_uid" => $userInfo['uid'], "author_username" => $userInfo['username'], "page_title" => $value['page_title'], "page_content" => $value['page_content'], "s_number" => $value['s_number'], "page_comments" => $value['page_comments'], "item_id" => $item_id, "cat_id" => 0, "addtime" => time());
                    D("Page")->add($page_data);
                    unset($page_data);
                }
                unset($item['pages']['pages']);
            }
            //二级目录
            if ($item['pages']['catalogs']) {
                foreach ($item['pages']['catalogs'] as $key => &$value) {
                    $catalog_data = array("cat_name" => $value['cat_name'], "level" => $value['level'], "s_number" => $value['s_number'], "item_id" => $item_id, "addtime" => time());
                    $cat_id = D("Catalog")->add($catalog_data);
                    //二级目录的页面们
                    if ($value['pages']) {
                        foreach ($value['pages'] as $key2 => &$value2) {
                            $page_data = array("author_uid" => $userInfo['uid'], "author_username" => $userInfo['username'], "page_title" => $value2['page_title'], "page_content" => $value2['page_content'], "s_number" => $value2['s_number'], "page_comments" => $value2['page_comments'], "item_id" => $item_id, "cat_id" => $cat_id, "addtime" => time());
                            D("Page")->add($page_data);
                            unset($page_data);
                            unset($value2);
                        }
                    }
                    //判断是否存在三级目录
                    if ($value['catalogs']) {
                        foreach ($value['catalogs'] as $key3 => &$value3) {
                            $catalog_data = array("cat_name" => $value3['cat_name'], "level" => $value3['level'], "s_number" => $value3['s_number'], "parent_cat_id" => $cat_id, "item_id" => $item_id, "addtime" => time());
                            $cat_id2 = D("Catalog")->add($catalog_data);
                            //三级目录的页面们
                            if ($value3['pages']) {
                                foreach ($value3['pages'] as $key4 => &$value4) {
                                    $page_data = array("author_uid" => $userInfo['uid'], "author_username" => $userInfo['username'], "page_title" => $value4['page_title'], "page_content" => $value4['page_content'], "s_number" => $value4['s_number'], "page_comments" => $value4['page_comments'], "item_id" => $item_id, "cat_id" => $cat_id2, "addtime" => time());
                                    D("Page")->add($page_data);
                                    unset($page_data);
                                    unset($value4);
                                }
                            }
                            unset($value3);
                        }
                    }
                    unset($value);
                }
            }
        }
        if ($item['members']) {
            foreach ($item['members'] as $key => $value) {
                $member_data = array("member_group_id" => $value['member_group_id'], "uid" => $value['uid'], "username" => $value['username'], "item_id" => $item_id, "addtime" => time());
                D("ItemMember")->add($member_data);
            }
        }
        return $item_id;
    }