小爱ai接口php,php接入百度AI 文字识别api

1.ceshi.php

/**

* 发起http post请求(REST API), 并获取REST请求的结果

* @param string $url

* @param string $param

* @return - http response body if succeeds, else false.

*/

header("Content-Type: text/html; charset=UTF-8");

function request_post($url = '', $param = '')

{

if (empty($url) || empty($param)) {

return false;

}

$postUrl = $url;

$curlPost = $param;

// 初始化curl

$curl = curl_init();

curl_setopt($curl, CURLOPT_URL, $postUrl);

curl_setopt($curl, CURLOPT_HEADER, 0);

// 要求结果为字符串且输出到屏幕上

curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);

// post提交方式

curl_setopt($curl, CURLOPT_POST, 1);

curl_setopt($curl, CURLOPT_POSTFIELDS, $curlPost);

// 运行curl

$data = curl_exec($curl);

curl_close($curl);

return $data;

}

//获取access_token

include 'curl.php';

$curl = new Curl();

$access_token = $curl->access_token();

//定义参数并去请求api

$url = 'https://aip.baidubce.com/rest/2.0/ocr/v1/general?access_token=' . $access_token;

$img = file_get_contents('1.png');

$img = base64_encode($img);

$bodys = array(

"image" => $img

);

$data = json_decode(request_post($url, $bodys));//解码json数据

//重定义数据

$arr = array();

foreach ($data->words_result as $k=>&$v){

$arr[]=$v->words;

}

//转换成字符串

var_dump(json_encode($arr));

2.curl.php

class Curl{

public function _request($curl, $https = true,$method='GET',$data = null){

$ch = curl_init();//初始化curl

curl_setopt($ch, CURLOPT_URL, $curl);

curl_setopt($ch, CURLOPT_HEADER, FALSE);//CURLOPT_HEADER 设置头部

curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);//设置内容

if($https){

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);//是否进行服务器主机验证 不验证

curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);//是否验证证书 验证

if($method == 'POST'){

curl_setopt($ch,CURLOPT_POST , true);

curl_setopt($ch, CURLOPT_POSTFIELDS, $data);//设置数据

}

$content = curl_exec($ch);//得到一个值

curl_close($ch);//关闭资源 释放

return $content;//返回得到的值

}

}

/**

* 获取API访问授权码

* @param ak: ak from baidu cloud app

* @param sk: sk from baidu cloud app

* @return - access_token string if succeeds, else false.

*/

public function access_token(){

//密钥

$ak = 'HPxjQ2nR0ClpNG9sXWBqGp47';

$sk = 'n7wsd5Le0hFExb5G2gs0LptPAdSeDUPR';

//请求地址

$url = 'https://aip.baidubce.com/oauth/2.0/token';

//参数

$post_data = array();

$post_data['grant_type'] = 'client_credentials';

$post_data['client_id'] = $ak;

$post_data['client_secret'] = $sk;

//请求方法

$res = $this->_request($url,true,'POST',$post_data);

$res = json_decode($res, true);

return $res['access_token'];

}

}

?>