百度接口敏感词过滤

//传入审核文本
public static function test($text)
    {
        $token = self::getAccessToken();
        $url = 'https://aip.baidubce.com/rest/2.0/solution/v1/text_censor/v2/user_defined?access_token=' . $token;
        $bodys = array(
            'text' =>$text
        );
        $res =self:: request_post($url, $bodys);
        $res = json_decode($res, true);
        return $res['conclusion'];
    }
//获取token
    public static function getAccessToken()
    {
        $url = 'https://aip.baidubce.com/oauth/2.0/token';
        $post_data['grant_type'] = 'client_credentials';
        $post_data['client_id'] = 'api-key';
        $post_data['client_secret'] = 'secret-key';
        $o = "";
        foreach ($post_data as $k => $v) {
            $o .= "$k=" . urlencode($v) . "&";
        }
        $post_data = substr($o, 0, -1);
        $res = self:: request_post($url, $post_data);
        $res = json_decode($res, true);
        return $res['access_token'];

    }
//封装的发请求
    public static 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);
        $data = curl_exec($curl);//运行curl
        curl_close($curl);

        return $data;
    }