\ticky\uploadcontract

<?php

namespace ticky\upload;

abstract class contract {

    protected $config;
    protected $error;
    protected $info;

    abstract function file($inputName);

    // 判断是否有文件上传
    public function exist($inputName) {

        $uploadInfo = $_FILES[$inputName];

        if (is_uploaded_file($uploadInfo['tmp_name'])) {

            return true;
        } else {

            return false;
        }
    }

    protected function check($info) {
        if (!in_array($info['suffix'], explode('|', $this->config['allow_suffix']))) {
            $wmsg = '文件类型不允许上传';
            return false;
        }
        $uploadMaxFileSize = ini_get('upload_max_filesize');
        $postMaxFileSize = ini_get('post_max_size');
        if ($info['size'] >= $uploadMaxFileSize * 1024 * 1024) {
            $wmsg = '上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值！';
            return false;
        }
        if ($info['size'] >= $postMaxFileSize * 1024 * 1024) {
            $wmsg = '上传的文件超过了 php.ini 中 post_max_size 选项限制的值！';
            return false;
        }
        if ($info['size'] >= $this->config['max_size'] * 1024 * 1024) {
            $wmsg = '上传的文件超过了配置文件里限制的最大值！';
            return false;
        }
        return true;
    }

    // 获取上传文件信息
    public function getInfo() {

        return $this->info;
    }

    // 获取错误信息
    public function getError() {
        return showmsg;
    }

}