application/common.php

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

// 应用公共文件
function curl($url){
    $ch  = curl_init();
//设置你需要抓取的URL
    curl_setopt($ch, CURLOPT_URL, $url);
// 设置cURL 参数，要求结果保存到字符串中还是输出到屏幕上。
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
//是否获得跳转后的页面
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
    $data = curl_exec($ch);
    curl_close($ch);
    echo $data;
}
function request_post($url = '', $param = '') {
    if (empty($url) || empty($param)) {
        return false;
    }

    $postUrl = $url;
    $curlPost = $param;
    $curl = curl_init();//初始化curl
    curl_setopt($curl, CURLOPT_URL,$postUrl);//抓取指定网页
    curl_setopt($curl, CURLOPT_HEADER, 0);//设置header
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);//要求结果为字符串且输出到屏幕上
    curl_setopt($curl, CURLOPT_POST, 1);//post提交方式
    curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);// 设置是否检查服务器端的证书
    $data = curl_exec($curl);//运行curl
    curl_close($curl);

    return $data;
}