PHP 开发学习[9] —— 快递查询的设计实现

include_once 'Express.php';
$waybillCode = 'VA33016759650';
$express = new Express();
$res = $express->expressinfo($waybillCode);
$trace = $res['data'];
var_dump($trace);

<?php
/**
 * Express.class.php 快递查询类 v1.0
 *
 * @copyright        百鬼夜行
 * @lastmodify       2017-01-19
 */
class Express
{
    //根据快递单号查询物流信息函数
    public function expressinfo($order){
        header('Content-Type:text/html; charset=utf-8');
        $result  = $this -> getorder($order);
        $express = $this->traceExpress();
        foreach ($express as $key => $value){
            if ($result['com'] == $key){
                $result['comName'] = $value;
                break;
            }else{
                $result['comName'] = '暂无匹配';
            }
        }
        return $result;
    }

    //快递100物流公司
    public function traceExpress(){
        $express = array(
            'aae' => 'aae全球专递',
            'anjie' => '安捷快递',
            'anxindakuaixi' => '安信达快递',
            'biaojikuaidi' => '彪记快递',
            'datianwuliu' => '大田物流',
            'debangwuliu' => '德邦物流',
            'ems' => 'ems快递',
            'guotongkuaidi' => '国通快递',
            'huitongkuaidi' => '汇通快运',
            'jixianda' => '急先达',
            'kuaijiesudi' => '快捷速递',
            'quanfengkuaidi' => '全峰快递',
            'rufengda' => '如风达',
            'shentong' => '申通',
            'shunfeng' => '顺丰',
            'tiantian' => '天天快递',
            'xinfengwuliu' => '信丰物流',
            'yibangwuliu' => '一邦速递',
            'yuantong' => '圆通速递',
            'yunda' => '韵达快运',
            'zhaijisong' => '宅急送',
            'zhongtong' => '中通速递',
            'jd' => '京东快递'
        );
        return $express;
    }

    /*
     * 网页内容获取方法
    */
    private function getcontent($url)
    {
        if (function_exists("file_get_contents")) {
            $file_contents = file_get_contents($url);
        } else {
            $ch      = curl_init();
            $timeout = 5;
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
            $file_contents = curl_exec($ch);
            curl_close($ch);
        }
        return $file_contents;
    }

    /*
     * 获取对应名称和对应传值的方法
    */
    private function expressname($order)
    {
        $name   = json_decode($this->getcontent("http://www.kuaidi100.com/autonumber/auto?num={$order}"), true);
        $result = $name[0]['comCode'];
        if (empty($result)) {
            return false;
        } else {
            return $result;
        }
    }

    /*
     * 返回$data array      快递数组查询失败返回false
     * @param $order        快递的单号
     * $data['ischeck'] ==1 已经签收
     * $data['data']        快递实时查询的状态 array
    */
    public function getorder($order)
    {
        $keywords = $this->expressname($order);
        if (!$keywords) {
            return false;
        } else {
            $result = $this->getcontent("http://www.kuaidi100.com/query?type={$keywords}&postid={$order}");
            $data   = json_decode($result, true);
            return $data;
        }
    }
}