PHP 微信小程序敏感图片、内容检测接口

概述//图片审查$res3=imgSecCheck("https://*/2122615643.jpg");var_dump($res3);$str=array('content'=>"检查内容");//文本审查$res_str=msgSecCheck($str);var_dump($res_str);/*微信图片敏感内容检测*/functionimgSecCheck($img){//图片地址存本

//图片审查$res3 =  imgSecCheck("https://*/2122615643.jpg");var_dump($res3);$str = array('content'=>"检查内容");//文本审查$res_str = msgSecCheck($str);var_dump($res_str);/*微信图片敏感内容检测*/function imgSecCheck($img){    //图片地址存本地    $img = file_get_contents($img);    $filePath = 'tmp1.png';    file_put_contents($filePath, $img);    resize_image($filePath, $filePath);//把尺寸缩放到规定大小(暂时把图片放在后端，小程序在审核中没办法改)    //拼接文件发送格式    $minetype = 'image/jpeg';    $curl_file = curl_file_create($filePath,$minetype);    $file['media'] = $curl_file;    $token = getAccesstoken();    $url = "https://API.weixin.qq.com/wxa/img_sec_check?access_token=$token";    //发送数据    $info = HTTP_Request($url,$file);    return Json_decode($info,true);}/*微信文字敏感内容检测*/function msgSecCheck($msg){    $token = getAccesstoken();    $url = "https://API.weixin.qq.com/wxa/msg_sec_check?access_token=$token";    $info = HTTP_Request($url,Json_encode($msg));    return Json_decode($info,true);}/*获取access_token,不能用于获取用户信息的token*/function getAccesstoken(){    $token_file = '/dev/shm/heka_token.Json';    $data = Json_decode(file_get_contents($token_file));    if ($data->expire_time < time()) {        $url = "https://API.weixin.qq.com/cgi-bin/token?grant_type=clIEnt_credential&appID=$this->appID&secret=$this->appSecret";        $res = Json_decode($this->HTTP_Request($url));        $access_token = $res->access_token;        if ($access_token) {            $data->expire_time = time() + 7000;            $data->access_token = $access_token;            file_put_contents($token_file, Json_encode($data));        }    } else {        $access_token = $data->access_token;    }    return $access_token;}//创建一个上传的图片文件function curl_file_create($filename, $mimetype = '', $postname = '') {    return "@$filename;filename="        . ($postname ?: basename($filename))        . ($mimetype ? ";type=$mimetype" : '');}//http请求（支持http/httpS，支持GET/POST）function HTTP_Request($url, $data = null){    $curl = curl_init();    curl_setopt($curl, CURLOPT_URL, $url);    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);    if (!empty($data)) {        curl_setopt($curl, CURLOPT_POST, TRUE);        curl_setopt($curl, CURLOPT_POSTFIELDS,$data);    }    curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);    $output = curl_exec($curl);    curl_close($curl);    file_put_contents('/tmp/heka_weixin.' . date("Ymd") . '.log', date('Y-m-d H:i:s') . "\t" . $output . "\n", file_APPEND);    return $output;}// 重置图片文件大小function resize_image($filename, $tmpname, $xmax=750, $ymax=1334){    $ext = explode(".", $filename);    $ext = $ext[count($ext)-1];    if($ext == "jpg" || $ext == "jpeg")        $im = imagecreatefromjpeg($tmpname);    elseif($ext == "png")        $im = imagecreatefrompng($tmpname);    elseif($ext == "gif")        $im = imagecreatefromgif($tmpname);    $x = imagesx($im);    $y = imagesy($im);    if($x <= $xmax && $y <= $ymax)        return $im;    if($x >= $y) {        $newx = $xmax;        $newy = $newx * $y / $x;    }    else {        $newy = $ymax;        $newx = $x / $y * $newy;    }    $im2 = imagecreatetruecolor($newx, $newy);    imagecopyresized($im2, $im, 0, 0, 0, 0, floor($newx), floor($newy), $x, $y);    return $im2;}

本来curl提交图片文件可以用 CURLfile 类，但是我们PHP环境太低，只有PHP5.3,所以上传图片文件，用的 自定义函数  curl_file_create().

 

参考：

https://www.cnblogs.com/xinxinmifan/p/9722876.HTML
https://www.cnblogs.com/xp796/p/8042040.HTML

 

https://developers.weixin.qq.com/community/operate/doc/00002a6a0b8d98a965993666a51001

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