个人笔记记录

微信退款v2

Mon, 12 May 2025 11:25:06 +0800

    /**  * 微信 退款 操作  */  public function refund($out_trade_no, $total_fee)
    {
        $parma = array( 'appid' => $this->appid, 'mch_id' => $this->mch_id, 'sub_mch_id' => $this->sub_mch_id, 'nonce_str' => $this->createNoncestr(), 'out_refund_no' => date("YmdHis"), 'out_trade_no' => $out_trade_no, 'total_fee' => $total_fee * 100, 'refund_fee' => $total_fee * 100,
        );
        $parma['sign'] = $this->getSign($parma);
        $xmldata = $this->arrayToXml($parma);
        $xmlresult = $this->postXmlSSLCurl($xmldata, 'https://api.mch.weixin.qq.com/secapi/pay/refund');
        $result = $this->xmlToArray($xmlresult); if ($result['result_code'] == 'SUCCESS') { return true;
        } else { return false;
        }
    } //作用：产生随机字符串，不长于32位  private function createNoncestr($length = 32)
    {
        $chars = "abcdefghijklmnopqrstuvwxyz0123456789";
        $str = ""; for ($i = 0; $i < $length; $i++) {
            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
        } return $str;
    } //作用：生成签名  private function getSign($Obj)
    { foreach ($Obj as $k => $v) {
            $Parameters[$k] = $v;
        } //签名步骤一：按字典序排序参数  ksort($Parameters);
        $String = $this->formatBizQueryParaMap($Parameters, false); //签名步骤二：在string后加入KEY  $String = $String . "&key=" . $this->key; //签名步骤三：MD5加密  $String = md5($String); //签名步骤四：所有字符转为大写  $result_ = strtoupper($String); return $result_;
    } ///作用：格式化参数，签名过程需要使用  private function formatBizQueryParaMap($paraMap, $urlencode)
    {
        $buff = ""; ksort($paraMap); foreach ($paraMap as $k => $v) { if ($urlencode) {
                $v = urlencode($v);
            }
            $buff .= $k . "=" . $v . "&";
        }
        $reqPar = ''; if (strlen($buff) > 0) {
            $reqPar = substr($buff, 0, strlen($buff) - 1);
        } return $reqPar;
    } //数组转换成xml  private function arrayToXml($arr)
    {
        $xml = "<root>"; foreach ($arr as $key => $val) { if (is_array($val)) {
                $xml .= "<" . $key . ">" . $this->arrayToXml($val) . "</" . $key . ">";
            } else {
                $xml .= "<" . $key . ">" . $val . "</" . $key . ">";
            }
        }
        $xml .= "</root>"; return $xml;
    } //需要使用证书的请求  private function postXmlSSLCurl($xml, $url, $second = 30)
    {
        $ch = curl_init(); //超时时间  curl_setopt($ch, CURLOPT_TIMEOUT, $second); //这里设置代理，如果有的话  //curl_setopt($ch,CURLOPT_PROXY, '8.8.8.8');  //curl_setopt($ch,CURLOPT_PROXYPORT, 8080);  curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); //设置header  curl_setopt($ch, CURLOPT_HEADER, FALSE); //要求结果为字符串且输出到屏幕上  curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); //设置证书  //使用证书：cert 与 key 分别属于两个.pem文件  //默认格式为PEM，可以注释  curl_setopt($ch, CURLOPT_SSLCERTTYPE, 'PEM'); curl_setopt($ch, CURLOPT_SSLCERT, base_path() . '/public/cret/apiclient_cert.pem'); //默认格式为PEM，可以注释  curl_setopt($ch, CURLOPT_SSLKEYTYPE, 'PEM'); curl_setopt($ch, CURLOPT_SSLKEY, base_path() . '/public/cret/apiclient_key.pem'); //post提交方式  curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);
        $data = curl_exec($ch); //返回结果  if ($data) { curl_close($ch); return $data;
        } else {
            $error = curl_errno($ch); echo "curl出错，错误码:$error" . "<br>"; curl_close($ch); return false;
        }
    } //xml转换成数组  private function xmlToArray($xml)
    { //禁止引用外部xml实体  libxml_disable_entity_loader(true);
        $xmlstring = simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA);
        $val = json_decode(json_encode($xmlstring), true); return $val;
    }

微信退款v3

Mon, 12 May 2025 11:24:37 +0800

/**  * 微信 退款 操作  */ public function refund($out_trade_no, $refund_money)
{
    $time = time();
    $out_refund_no = $time . rand(1111, 9999);
    $refundData = [ 'out_trade_no' => $out_trade_no, 'out_refund_no' => $out_refund_no, 'reason' => '商品退款', 'funds_account' => 'AVAILABLE', 'amount' => [ 'refund' => $refund_money * 100, //退款标价金额，单位为分，可以做部分退款  'total' => $refund_money * 100, //订单总金额，单位为分  'currency' => 'CNY'  ],
    ];
    $url = 'https://api.mch.weixin.qq.com/v3/refund/domestic/refunds';
    $urlarr = parse_url($url); //拆解为：[scheme=>https,host=>api.mch.weixin.qq.com,path=>/v3/pay/transactions/native]  $mchid = $this->mch_id;//商户ID  $xlid = $this->xlid;//证书序列号  $refundData = json_encode($refundData);
    $nonce = $this->getNonceStr();
    $key = $this->getSign($refundData, $urlarr['path'], $nonce, $time);
    $token = sprintf('mchid="%s",serial_no="%s",nonce_str="%s",timestamp="%d",signature="%s"', $mchid, $xlid, $nonce, $time, $key);
    $header = array( 'Accept: application/json', 'Content-Type: application/json', 'Authorization: WECHATPAY2-SHA256-RSA2048 ' . $token
    );
    $res = $this->curl_post_https($url, $refundData, $header);
    $res_array = json_decode($res, true); if (isset($res_array['status']) && ($res_array['status'] == 'PROCESSING' || $res_array['status'] == 'SUCCESS') && isset($res_array['status'])) { return ['code' => 1, 'msg' => '退款成功'];
    } else { return ['code' => 0, 'msg' => $res_array['message']];
    }
} //获取随机字符串 public function getNonceStr()
{
    $strs = "QWERTYUIOPASDFGHJKLZXCVBNM1234567890";
    $name = substr(str_shuffle($strs), mt_rand(0, strlen($strs) - 11), 32); return $name;
} //微信支付签名 public function getSign($data = array(), $url, $randstr, $time)
{
    $str = "POST" . "\n" . $url . "\n" . $time . "\n" . $randstr . "\n" . $data . "\n";
    $key = file_get_contents(base_path() . '/public/cert/apiclient_key.pem');//在商户平台下载的秘钥,读取到变量  $str = $this->getSha256WithRSA($str, $key); return $str;
} //加密 public function getSha256WithRSA($content, $privateKey)
{
    $binary_signature = "";
    $algo = "SHA256"; openssl_sign($content, $binary_signature, $privateKey, $algo);
    $sign = base64_encode($binary_signature); return $sign;
} public function curl_post_https($url, $data, $header)
{ // 模拟提交数据函数  $curl = curl_init(); // 启动一个CURL会话  curl_setopt($curl, CURLOPT_URL, $url); // 要访问的地址  curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查  curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 0); // 从证书中检查SSL加密算法是否存在，如果出错则修改为0，默认为1  curl_setopt($curl, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']); // 模拟用户使用的浏览器  curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1); // 使用自动跳转  curl_setopt($curl, CURLOPT_AUTOREFERER, 1); // 自动设置Referer  curl_setopt($curl, CURLOPT_POST, 1); // 发送一个常规的Post请求  curl_setopt($curl, CURLOPT_POSTFIELDS, $data); // Post提交的数据包  curl_setopt($curl, CURLOPT_TIMEOUT, 30); // 设置超时限制防止死循环  curl_setopt($curl, CURLOPT_HEADER, 0); // 显示返回的Header区域内容  curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // 获取的信息以文件流的形式返回  curl_setopt($curl, CURLOPT_HTTPHEADER, $header);
    $tmpInfo = curl_exec($curl); // 执行操作  if (curl_errno($curl)) { echo 'Errno' . curl_error($curl);//捕抓异常  } curl_close($curl); // 关闭CURL会话  return $tmpInfo; // 返回数据，json格式 }

php 优化

Mon, 20 Jan 2025 21:33:56 +0800

使用 gc_collect_cycles() 强制进行垃圾回收

PHP 的垃圾回收机制会自动释放不再使用的变量所占用的内存。然而，在某些情况下，尤其是在长时间运行的脚本（如 CLI 脚本）中，可以手动调用gc_collect_cycles()函数来强制执行垃圾回收，从而及时恢复内存，提升性能。

gc_enable(); // 确保垃圾回收已启用
// 在执行大量内存操作后

	gc_collect_cycles(); // 强制垃圾回收



	





	





	





	
	

		使用memory_get_usage()监控内存消耗
	

	
		通过memory_get_usage()函数，可以实时获取当前PHP脚本的内存使用量，这有助于您识别应用程序中的内存瓶颈，并及时地进行优化。
	

echo "当前内存使用情况： " . memory_get_usage() . " 字节";

	
		利用生成器处理大型数据集
	

	
		PHP生成器允许您以迭代的方式处理大型数据集，从而一次性将整个数据集加载到内存中。通过生成器，您可以逐个地生成和处理数据项，从而大幅降低内存消耗。
	

function getLargeDataSet() {
    // 每次返回一个数据项
    for ($i = 0; $i < 1000000; $i++) {
        yield $i;
    }
}

foreach (getLargeDataSet() as $item) {
    // 处理数据项
}

	
		使用 spl_autoload_register() 实现延迟加载
	
	
		为了避免一次性将所有类都加载到内存中，特别是当项目包含大量或大型类时，应采用延迟加载机制。通过函数spl_autoload_register()注册自动加载器，可以实现只在需要时才加载相应的类文件。
	
 spl_autoload_register(function ($class_name) {
     include $class_name . '.php';
 });

PHP 严格类型

Tue, 14 Jan 2025 20:13:45 +0800

只需在 PHP 代码文件的开头加上declare(strict_types = 1);这一行魔法代码，就能开启严格类型检查之旅。

excel 导出

Thu, 09 Jan 2025 23:08:48 +0800

    header("Content-Type: application/vnd.ms-excel; name='excel'"); header("Content-Disposition:attachment;filename=" . date('Y-m-d', time()) . "商品订单.xls"); echo <<< EOT <html xmlns:o="urn:schemas-microsoft-com:office:office"  xmlns:x="urn:schemas-microsoft-com:office:excel"  xmlns="http://www.w3.org/TR/REC-html40"> <head><meta http-equiv="Content-type" content="text/html;charset=utf-8" /></head> <body>  <table border="1" width="80%">  <tr>  <td align="center">档口</td>  <td align="center">商品</td>  <td align="center">下单时间</td>  <td align="center">导出时间</td>  </tr> EOT; foreach ($list as $row) { echo <<< EOT  <tr>  <td align="center">{$row["title"]}</td>  <td align="center">{$row["data"]}</td>  <td align="center">{$row["date"]}</td>  <td align="center">{$row["time"]}</td>  </tr> EOT;
        } echo <<< EOT </table> </body> </html> EOT;

百度浏览器中视频悬浮

Fri, 20 Dec 2024 01:08:03 +0800

fastadmin上传图片并压缩并加水印

Tue, 17 Dec 2024 21:55:06 +0800

   public function image()
    { //        $url = 'uploads/20241026/8f32aebb8be904c5c01ea80de534880e.png';  $file = request()->file('file'); Db::startTrans(); try {
            $upload = new Upload($file);
            $attachment = $upload->upload();
            $url = substr($attachment->url, 1);
            $image_info = getimagesize($url);
            $params = array( 'admin_id' => 0, 'user_id' => (int)$this->user_id, 'filename' => '', 'category' => 0, 'filesize' => $image_info['bits'], 'imagewidth' => $image_info['0'], 'imageheight' => $image_info['1'], 'imagetype' => $image_info['mime'], 'imageframes' => 0, 'mimetype' => $image_info['mime'], 'drawing' => '/' . $url, 'uploadtime' => time(), 'createtime' => time(), 'updatetime' => time(), 'storage' => 'local', 'sha1' => '', 'extparam' => '',
            ); if ($image_info['mime'] != 'image/png' && $image_info['mime'] != 'image/jpeg') { Db::rollback();
                $this->error('类型为png或jpg');
            }
            $path = "uploads_copy/" . date("Ymd"); if (!is_dir($path)) { //判断目录是否存在 不存在就创建  mkdir($path, 0777, true); chmod($path, 0777);
            }
            $img = $url; list($width, $height, $img_type, $attr) = @getimagesize($img);
            $imageinfo = array('width' => $width, 'height' => $height, 'type' => image_type_to_extension($img_type, false), 'attr' => $attr);
            $fun = "imagecreatefrom" . $imageinfo['type'];
            $image = $fun($img);
            $w_image = $fun($img);
            $percent = '0.5';
            $new_width = $imageinfo['width'] * $percent;
            $new_height = $imageinfo['height'] * $percent;
            $image_thump = imagecreatetruecolor($new_width, $new_height); imagecopyresampled($image_thump, $image, 0, 0, 0, 0, $new_width, $new_height, $imageinfo['width'], $imageinfo['height']);
            $image = $image_thump;
            $func = 'image' . $imageinfo['type'];
            $title = str_replace('uploads', 'uploads_copy', $img);
            $func($image, $title); // 添加水印  $fontPath = '/www/wwwroot/ai_end.qiuyutv.com/public/cert/ttf.ttf';
            $text = '秋娱Ai';
            $color = imagecolorallocatealpha($w_image, 255, 255, 255, 50);

 // 白色透明度50  $fontSize = 40;

 // 字体大小  $angle = 0;

 // 倾斜角度  $x = 20; // X坐标  $y = 100; // Y坐标  imagettftext($w_image, $fontSize, $angle, $x, $y, $color, $fontPath, $text); imagejpeg($w_image, $title); imagedestroy($image);
            $params['url'] = '/' . $title;
            $msg = Db::name('attachment')->insertGetId($params); Db::commit();
        } catch (\Exception $e) { Db::rollback();
            $this->error($e->getMessage());
        }
        $this->success(__('Uploaded successful'), ['url' => $attachment->url, 'm_id' => $msg, 'fullurl' => cdnurl($attachment->url, true)]);
    }

下载文件

Sat, 14 Dec 2024 22:53:43 +0800


public function img_url()
{
    $id = request()->param('id', 1122);
    $info = Db::name('attachment')->where(array('id' => $id))->find(); if ($info['drawing']) {
        $filename = substr($info['drawing'],1);
    } else {
        $filename = substr($info['url'],1);
    } 
 Header("Content-type: application/octet-stream");
     Header("Accept-Ranges: bytes");
   Header("Accept-Length: " . filesize($filename));
   Header("Content-Disposition: attachment; filename=" . basename($filename));
   header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); 
 header('Pragma: public'); 
 echo file_get_contents($filename); 
 exit();
}

压缩图片

Thu, 12 Dec 2024 09:12:24 +0800

public static function size($id, $img)
{ try { list($width, $height, $img_type, $attr) = @getimagesize($img);
        $imageinfo = array('width' => $width, 'height' => $height, 'type' => image_type_to_extension($img_type, false), 'attr' => $attr); if ($imageinfo) {
            $fun = "imagecreatefrom" . $imageinfo['type'];
            $image = $fun($img);
            $percent = '0.5';
            $new_width = $imageinfo['width'] * $percent;
            $new_height = $imageinfo['height'] * $percent;
            $image_thump = imagecreatetruecolor($new_width, $new_height); imagecopyresampled($image_thump, $image, 0, 0, 0, 0, $new_width, $new_height, $imageinfo['width'], $imageinfo['height']); imagedestroy($image);
            $image = $image_thump;
            $func = 'image' . $imageinfo['type'];
            $title = str_replace('image', 'img_cory', $img);
            $func($image, $title); Db::table('product')->where(array('id' => $id))->update(['image' => $title]);
        }
    } catch (Exception $e) { echo $id;
    }
}

支付宝生成支付二维码

Mon, 02 Dec 2024 11:26:11 +0800

    public function alipay($pay_order_no = '20241114123331000000195475', $uid = 1, $url = '')
    {
        $info = Db::name('vip_order')->where(array('orderid' => $pay_order_no))->find(); if (!$info) {
            $this->error('订单异常,请重试');
        } //  $total_amount = '0.01'; //        $total_amount = $info['payamount'];   $requestConfigs = [ 'out_trade_no' => $pay_order_no, //单位 元  'total_amount' => $total_amount, //订单标题  'subject' => $info['title'], //该笔订单允许的最晚付款时间，逾期将关闭交易。取值范围：1m～15d。m-分钟，h-小时，d-天，1c-当天（1c-当天的情况下，无论交易何时创建，都在0点关闭）。 该参数数值不接受小数点， 如 1.5h，可转换为 90m。  'timeout_express' => '2h'  ];
        $method = 'alipay.trade.precreate';
        $commonConfigs = array( //公共参数  'app_id' => self::$aliconfig['appId'], 'method' => $method, //接口名称  'format' => 'JSON', 'charset' => $this->charset, 'sign_type' => 'RSA2', 'timestamp' => date('Y-m-d H:i:s'), 'version' => '1.0', 'notify_url' => request()->domain() . '/api/pay/' . $url, 'return_url' => 'https://www.qiuyutv.com/', 'biz_content' => json_encode($requestConfigs),
        );
        $commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
        $result = $this->curlPost('https://openapi.alipay.com/gateway.do', $commonConfigs);
        $result = json_decode($result, 1);
        $result = $result['alipay_trade_precreate_response']; if ($result['code'] && $result['code'] == '10000') { require_once ROOT_PATH . '/public/phpqrcode/phpqrcode.php';
            $imageName = "p_" . date("His", time()) . "_" . rand(1111, 9999) . '.jpg';
            $path = "upload/qrcode/" . date("Ymd"); if (!is_dir($path)) { //判断目录是否存在 不存在就创建  mkdir($path, 0777, true); chmod($path, 0777);
            }
            $imageSrc = $path . '/' . $imageName;
            $msg1 = \QRcode::png($result['qr_code'], $imageSrc, 'L', 10, 1); // 生成二维码并保存为文件  return $imageSrc;
        } else {
            $this->error('error', $result['msg'] . ' : ' . $result['sub_msg']);
        }
    } /**  * 签名  */  public function sign($data, $signType = "RSA")
    {
        $priKey = self::$aliconfig['rsaPrivateKey'];
        $res = "-----BEGIN RSA PRIVATE KEY-----\n" .  wordwrap($priKey, 64, "\n", true) .  "\n-----END RSA PRIVATE KEY-----";
        ($res) or die('您使用的私钥格式错误，请检查RSA私钥配置'); if ("RSA2" == $signType) { openssl_sign($data, $sign, $res, OPENSSL_ALGO_SHA256); //OPENSSL_ALGO_SHA256是php5.4.8以上版本才支持  } else { openssl_sign($data, $sign, $res);
        }
        $sign = base64_encode($sign); return $sign;
    } /**  * 获取签名  */  public function generateSign($params, $signType = "RSA")
    { return $this->sign($this->getSignContent($params), $signType);
    } /**  * 校验是否非空  **/  protected function checkEmpty($value)
    { if (!isset($value)) return true; if ($value === null) return true; if (trim($value) === "") return true; return false;
    } /**  * 获取签名内容  */  public function getSignContent($params)
    { ksort($params);
        $stringToBeSigned = "";
        $i = 0; foreach ($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 $stringToBeSigned;
    } /**  * 转换字符集编码  */  function characet($data, $targetCharset)
    { if (!empty($data)) {
            $fileType = $this->charset; if (strcasecmp($fileType, $targetCharset) != 0) {
                $data = mb_convert_encoding($data, $targetCharset, $fileType); //$data = iconv($fileType, $targetCharset.'//IGNORE', $data);  }
        } return $data;
    } /**  * 发送支付请求  */  public function curlPost($url = '', $postData = '', $options = array())
    { if (is_array($postData)) {
            $postData = http_build_query($postData);
        }
        $ch = curl_init();
        $params[CURLOPT_URL] = $url; //请求url地址  $params[CURLOPT_HEADER] = false; //是否返回响应头信息  $params[CURLOPT_RETURNTRANSFER] = true; //是否将结果返回  $params[CURLOPT_FOLLOWLOCATION] = true; //是否重定向  $params[CURLOPT_POST] = true;
        $params[CURLOPT_HTTPHEADER] = array('content-type: application/x-www-form-urlencoded;charset=' . $this->charset);
        $params[CURLOPT_SSL_VERIFYPEER] = false; //禁用证书校验  $params[CURLOPT_SSL_VERIFYHOST] = false;
        $params[CURLOPT_POSTFIELDS] = $postData; curl_setopt_array($ch, $params); //传入curl参数  $content = curl_exec($ch); //执行  curl_close($ch); //关闭连接  return $content;
    }