封装PHP的HTTP请求_浮叶蓝空的博客

#### 封装PHP的HTTP请求,PHP实现HTTP请求操作,PHP抓取网页,GET请求,POST请求,发送数据

http_user_agent单独发了一篇文章：[《http_user_agent真实记录库》](https://www.milinger.com/a202.html "http_user_agent真实记录库")
```php
/**
 * http完整应用,可根据需要删减
 * 修改日期：2021/07/07 13:39
 * @param string $url http地址
 * @param string $method 请求方式
 * @param array $data 请求数据：
 * <pre>
 *  $data = [
 *      'image' => new \CURLFile($filePath),
 *      'access_token' => 'this-is-access-token'
 *       ...
 *  ]
 * </pre>
 * @param int $dataType 数据传输方式 [0:form-data,1:json,2:x-www-form-urlencoded]
 * @param int $connecttimeout 最长等待连接成功时间
 * @param int $timeout 最长等待响应完成时间
 * @param array $addHeader 添加请求头
 * <pre>
 *  $addHeader = [
 *      'origin:https://www.example.com',
 *      'accept-language:en,zh-CN;q=0.9,zh;q=0.8',
 *       ...
 *  ]
 * </pre>
 * @param bool $getCookie 是否获取cookie
 * @param array $setCookie 设置cookie
 * <pre>
 *  $setCookie = [
 *      'token' = >'uhsai-jkdls-adsaf-dsajko',
 *      'uid' = >12,
 *       ...
 *  ]
 * </pre>
 * @return array|bool|string
 * @throws \Exception
 * @author fuyelk <fuyelk@fuyelk.com>
 */
function http_request_simple($url, $method = 'GET', $data = [], $dataType = 0, $connecttimeout = 10, $timeout = 50, $addHeader = [], $getCookie = false, $setCookie = [])
{
    $curl = curl_init();
    curl_setopt_array($curl, [
        CURLOPT_ACCEPT_ENCODING => 'gzip,deflate',
        CURLOPT_URL => $url,
        CURLOPT_CUSTOMREQUEST => strtoupper($method), // 请求方式
        CURLOPT_USERAGENT => "Mozilla / 5.0 (Windows NT 10.0; Win64; x64)",// 模拟常用浏览器的useragent
        CURLOPT_RETURNTRANSFER => true,   // 获取的信息以文件流的形式返回，而不是直接输出
        CURLOPT_SSL_VERIFYPEER => false,  // https请求不验证证书
        CURLOPT_SSL_VERIFYHOST => false,  // https请求不验证hosts
        CURLOPT_MAXREDIRS => 10,          // 最深允许重定向级数
        CURLOPT_CONNECTTIMEOUT => $connecttimeout,// 最长等待连接成功时间
        CURLOPT_TIMEOUT => $timeout,      // 最长等待响应完成时间
    ]);

// 发送请求数据
    if ($data) {
        switch ($dataType) {
            case 1: // json
                $data = json_encode($data, JSON_UNESCAPED_UNICODE);
                array_push($addHeader, 'Content-type:application/json');
                break;
            case 2: // x-www-form-urlencoded
                $data = http_build_query($data);
                array_push($addHeader, 'Content-type:application/x-www-form-urlencoded');
                break;
            default:
                array_push($addHeader, 'Content-Type:multipart/form-data');
        }
        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    }
    curl_setopt($curl, CURLOPT_HTTPHEADER, $addHeader); // 设置请求头

// 设置cookie
    if ($setCookie) {
        $cookie = '';
        foreach ($setCookie as $coo_name => $coo_value) {
            $cookie .= $coo_name . '=' . $coo_value . '; ';
        }
        curl_setopt($curl, CURLOPT_COOKIE, $cookie);
    }

// 获取Header
    if ($getCookie) {
        curl_setopt($curl, CURLOPT_HEADER, true);
    }

$response = curl_exec($curl);
    $err = curl_error($curl);
    curl_close($curl);

if ($err) throw new \Exception($err);

// 不需要cookie则直接返回结果
    if (!$getCookie) return $response;

list($header, $body) = explode("\r\n\r\n", $response);
    return [
        'cookie' => parse_cookie_from_header($header),
        'body' => $body
    ];
}
```

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