<?php
namespace App\Library\Ali;
class VideoInterface{
public $data;
public $accessKeyId = "";
public $accessKeySecret = "";
public $url;
public function __construct($actionArray,$url){
$this->url = $url;
date_default_timezone_set("GMT");
$this->data = array(
// 公共参数
'Format' => 'json',
'Version' => '2017-03-21',
'AccessKeyId' => '',
'SignatureVersion' => '1.0',
'SignatureMethod' => 'HMAC-SHA1',
'SignatureNonce'=> uniqid(),
'TimeStamp' => date('Y-m-d\TH:i:s\Z'),
);
//判断输入的参数是否为数组
if(is_array($actionArray)){
$this->data = array_merge($this->data,$actionArray);
}
}
public function percentEncode($str)
{
// 使用urlencode编码后，将"+","*","~"做替换即满足ECS API规定的编码规范
$res = urlencode($str);
$res = preg_replace('/\+/', ' ', $res);
$res = preg_replace('/\*/', '*', $res);
$res = preg_replace('/~/', '~', $res);
return $res;
}
public function computeSignature($parameters, $accessKeySecret)
{
// 将参数Key按字典顺序排序
ksort($parameters);
// 生成规范化请求字符串
$canonicalizedQueryString = '';
foreach($parameters as $key => $value)
{
$canonicalizedQueryString .= '&' . $this->percentEncode($key)
. '=' . $this->percentEncode($value);
}
// 生成用于计算签名的字符串 stringToSign
$stringToSign = 'GET&/&' . $this->percentencode(substr($canonicalizedQueryString, 1));
// 计算签名，注意accessKeySecret后面要加上字符'&'
$signature = base64_encode(hash_hmac('sha1', $stringToSign, $accessKeySecret . '&', true));
return $signature;
}
public function callInterface(){
// 计算签名并把签名结果加入请求参数
$this->data['Signature'] = $this->computeSignature($this->data, $this->accessKeySecret);
// 发送请求
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $this->url . http_build_query($this->data));
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$res = curl_exec($ch);
$res = json_decode($res);
return $res;
}
}
$arr = [
"Action"=>"DeleteCategory",
"CateId"=>"857164610"
];
$url = "http://vod.cn-shanghai.aliyuncs.com/?";
$obj = new videoInterface($arr,$url);
print_r($obj->callInterface());
扫码关注
