php对接海康api样例

php对接海康api样例

直接上代码

 <?php
 /**
 *  Author hlx  
 *  Email  5644139**@qq.com  
 *  time   2019-01-31  
 */
header('Content-type:text/html; Charset=utf-8');
date_default_timezone_set('PRC');
class Haikang
{
    public $pre_url = "http://你的ip";
    protected $app_key = "你的app_key";
    protected $app_secret = "你的app_secret";

    public $time ;//时间戳
    public $content_type="application/json";//类型
    public $accept="*/*" ;//accept
    
    public $person_list_url = "/artemis/api/resource/v1/person/personList";//人员列表url

    public function __construct($app_key='', $app_secret='')
    {
        if($app_key!='') $this->app_key = $app_key;
        if($app_secret!='') $this->app_secret = $app_secret;
        $this->charset = 'utf-8';
        list($msec, $sec) = explode(' ', microtime());
		$this->time = (float)sprintf('%.0f', (floatval($msec) + floatval($sec)) * 1000);
    }

    /**
     * 获取人员列表
     */
    function get_person_list($response){
    	//请求参数
    	$postData['pageNo'] = isset($response['pageNo']) ? intval($response['pageNo']):"1";
    	$postData['pageSize'] = isset($response['pageSize']) ? intval($response['pageSize']):"1000";

        $sign = $this->get_sign($postData,$this->person_list_url);
        $options = array(
        		CURLOPT_HTTPHEADER => array(
        			"Accept:".$this->accept,
        			"Content-Type:".$this->content_type,
		        	"x-Ca-Key:".$this->app_key,
		        	"X-Ca-Signature:".$sign,
		        	"X-Ca-Timestamp:".$this->time,
		        	"X-Ca-Signature-Headers:"."x-ca-key,x-ca-timestamp",
		        	)
        	);
    	$result = $this->curlPost($this->pre_url.$this->person_list_url,json_encode($postData),$options);
        return json_decode($result,true);
    }


    /**
     * 以appSecret为密钥，使用HmacSHA256算法对签名字符串生成消息摘要，对消息摘要使用BASE64算法生成签名（签名过程中的编码方式全为UTF-8）
     */
    function get_sign($postData,$url){
    	$sign_str = $this->get_sign_str($postData,$url); //签名字符串
    	$priKey=$this->app_secret;
        $sign = hash_hmac('sha256', $sign_str, $priKey,true); //生成消息摘要
        $result = base64_encode($sign);
        return $result;
    }

    function get_sign_str($postData,$url){
    	// $next = "\n";
    	$next = "\n";
    	$str = "POST".$next.$this->accept.$next.$this->content_type.$next;
		$str .= "x-ca-key:".$this->app_key.$next;
		$str .= "x-ca-timestamp:".$this->time.$next;
		$str .= $url;
		return $str;
    }

    public function getSignContent($params) {
        ksort($params);
        $stringToBeSigned = "";
        $i = 0;$len = count($params);
        foreach ($params as $k => $v) {
            if (false === $this->checkEmpty($v) && "@" != substr($v, 0, 1)) {
                // 转换成目标字符集
                $v = $this->characet($v, $this->charset);
                if ($i == 0) {
                    $stringToBeSigned .= "?$k" . "=" . "$v";
                }else {
                    $stringToBeSigned .= "&" . "$k" . "=" . "$v";
                }
                $i++;
            }
        }
        unset ($k, $v);
        return $stringToBeSigned;
    }

    function get_message($postData){
    	$str = str_replace(array('{','}','"'),'',json_encode($postData));
    	return base64_encode(md5($str));
    }
    /**
     * 校验$value是否非空
     *  if not set ,return true;
     *    if is null , return true;
     **/
    protected function checkEmpty($value) {
        if (!isset($value))
            return true;
        if ($value === null)
            return true;
        if (trim($value) === "")
            return true;
        return false;
    }
    
    /**
     * 转换字符集编码
     * @param $data
     * @param $targetCharset
     * @return string
     */
    function characet($data, $targetCharset) {
        if (!empty($data)) {
            $fileType = $this->charset;
            if (strcasecmp($fileType, $targetCharset) != 0) {
                $data = mb_convert_encoding($data, $targetCharset, $fileType);
            }
        }
        return $data;
    }

    public function curlPost($url = '', $postData = '', $options = array())
    {
        if (is_array($postData)) {
            $postData = http_build_query($postData);
        }
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
        curl_setopt($ch, CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数
        if (!empty($options)) {
            curl_setopt_array($ch, $options);
        }
        //https请求 不验证证书和host
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        $data = curl_exec($ch);
        curl_close($ch);
        return $data;
    }
}

来源：CSDN

作者：shenzhiyoushen

链接：https://blog.csdn.net/shenzhiyoushen/article/details/87778067