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微信红包发放类封装【DEMO】

2016-01-04 11:41 579 查看
发放相关配置

<?php
/**
* 	配置账号信息
* 	配置要和证书在一起!!!!
*/

class WxBonusConfig
{
//=======【基本信息设置】=====================================
//
/**
* TODO: 修改这里配置为您自己申请的商户信息
* 微信公众号信息配置
*
* APPID:绑定支付的APPID(必须配置,开户邮件中可查看)
*
* MCHID:商户号(必须配置,开户邮件中可查看)
*
* KEY:商户支付密钥,参考开户邮件设置(必须配置,登录商户平台自行设置)
* 设置地址:https://pay.weixin.qq.com/index.php/account/api_cert
*
*/
const APPID = '';
const MCHID = '';
const KEY = '';
//=======【证书路径设置】=====================================
/**
* TODO:设置商户证书路径
* 证书路径,注意应该填写绝对路径,发送红包和查询需要,可登录商户平台下载
* API证书下载地址:https://pay.weixin.qq.com/index.php/account/api_cert,下载之前需要安装商户操作证书)
* @var path 跟这个文件同一目录下的cert文件夹放置证书!!!!
*/
const SSLCRET12 = 'cert/apiclient_cert.p12';
const SSLCERT_PATH = 'cert/apiclient_cert.pem';
const SSLKEY_PATH = 'cert/apiclient_key.pem';
const SSLROOTCA = 'cert/rootca.pem';

//=======【证书路径设置】=====================================
/**
* 获取文件的路径,证书需要完整路径
* @return string
*/
public static function getRealPath(){
return __DIR__.'/';
}
}


发放工具类

<?php

/**
* 微信红包发放底层类
*/
class WxBonusApi
{

// 现金红包请求地址
const SENDREDPACK_URL = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack';

// 红包发放情况查询地址
const GETHBINFO_URL = 'https://api.mch.weixin.qq.com/mmpaymkttransfers/gethbinfo';

// 红包需要的配置 'wxappid','mch_id','key'
private $_keys;

// 红包需要的证书文件 'api_cert', 'api_key', 'rootca',请传入绝对路径!!!
private $_cert;

protected $log_file;

public $error;

// 相关配置必备参数
protected $_parameters = array();

// 最后一次生产的订单号
protected $_lastMchBillno;

// 记录最后一次发送请求的结果对象
protected $_lastResult;

// 最后一次随机数
protected $_lastRandNum;

/**
* 初始化配置,设置关键字和证书
* @param array $config
* @throws Exception
*/
public function __construct($config)
{
$keys = array(
'wxappid',
'mch_id',
'key'
);
$files = array(
'api_cert',
'api_key',
'rootca'
);

foreach ($keys as $key) {
try {
$this->_keys[$key] = $config[$key];
} catch (Exception $e) {
throw new Exception('参数缺失:' . $key);
}
}

foreach ($files as $file) {
try {
$cret_file = $config[$file];
if (is_file($cret_file)) {
$this->_cert[$file] = $cret_file;
}
} catch (Exception $e) {
throw new Exception('证书错误');
}
}
}

/**
* 红包发放
* @param array $parameters 发放所需参数
* @return boolean
*/
public function sendredpack($parameters)
{
// 官方硬性要求
$stime = date('H:i');
if ($stime < '08:00') {
$this->error = '请北京时间0:00-8:00时间之外触发红包赠送';
return false;
}

$bonus = array();

$this->setParameter('mch_id', $this->_keys['mch_id']);
$this->setParameter('wxappid', $this->_keys['wxappid']);

$must = array(
're_openid',
'nick_name',
'send_name',
'total_amount',
'wishing',
'act_name',
'remark',
'client_ip'
);
foreach ($must as $key) {
if (isset($parameters[$key]) && $parameters[$key]) {
$this->setParameter($key, $parameters[$key]);
} else
if (! isset($this->_parameters[$key]) || ! $this->_parameters[$key]) {
$this->error = '参数缺损:' . $key;
return false;
}
}
if (! isset($parameters['mch_billno'])) {
$parameters['mch_billno'] = $this->getMchBillno();
}

$this->setParameter('mch_billno', $parameters['mch_billno']);

$this->setParameter('total_num', 1);

$this->setParameter('nonce_str', $this->getRand(30, 3));

$postXml = $this->_createXml();

if (! $postXml) {
return false;
}
$this->log($postXml, 'SEND_XML');

$result = $this->curl_post_ssl(self::SENDREDPACK_URL, $postXml);

$this->log($result, 'RESULT_XML');

if (! $result) {
return false;
}
$resultObj = simplexml_load_string($result, 'SimpleXMLElement', LIBXML_NOCDATA);

$this->_lastResult = $resultObj;

if ($resultObj->return_code == 'SUCCESS') { // 成功标识

if ($resultObj->result_code == 'SUCCESS') {

return $resultObj->send_listid;
}

if ($resultObj->return_msg) {
$this->error = (string) $resultObj->return_msg;
return false;
}

$this->error = (string) $resultObj->err_code_des;
return false;
}

if ($resultObj->return_code != 'FAIL') {
$this->error = '返回信息格式异常';
return false;
}

$this->error = (string) $resultObj->return_msg;
return false;
}

/**
* 查询红包的发放详情
*   参数:
*    mch_billno 发送红包时生产的唯一订单号
*   返回:
*    成功:object对象
*    失败:false
**/
public function getInfo($mch_billno){
$param = array(
'nonce_str' => $this->getRand(30, 3),
'mch_billno'=> $mch_billno ,
'mch_id'    => $this->_keys['mch_id'],
'appid'     => $this->_keys['wxappid'],
'bill_type' => 'MCHT',
);

ksort($param);
$unSignParaString = $this->_formatQueryParaMap($param, false);
$param['sign'] = $this->_sign($unSignParaString, $this->_keys['key']);

$xml = $this->arrayToXml($param);

$this->log($xml, 'GETINFO_XML');

$result = $this->curl_post_ssl(WePay::GETHBINFO_URL, $xml);

if(!$result){
return false ;
}

$this->log($result, 'RESULT_XML');

$resultObj = simplexml_load_string($result, 'SimpleXMLElement', LIBXML_NOCDATA);
$this->_lastResult = $resultObj ;
if($resultObj->return_code == 'SUCCESS'){//成功标识

if($resultObj->result_code == 'SUCCESS'){
return $resultObj ;
}

if($resultObj->return_msg){
$this->error = $resultObj->return_msg ;
return false ;
}

$this->error = $resultObj->err_code_des ;
return false ;
}

if($resultObj->return_code != 'FAIL'){
$this->error = '返回信息格式异常';
return false ;
}

$this->error = $resultObj->return_msg ;
return false ;
}

/**
* 设置红包发放所需要的参数
* @param  $parameter 键值数组/键
* @param  $value 值
* @return WxBonusApi
*/
public function setParameter($parameter, $value = null)
{
if (! is_array($parameter)) {
return $this->setParameter(array(
$parameter => $value
));
}

foreach ($parameter as $key => $value) {
$key = trim($key);
$value = trim($value);
$this->_parameters[$key] = $value;
}
return $this;
}

/**
* 获取参数值
* @param  $parameter 键名
* @return multitype:
*/
public function getParameter($parameter)
{
return $this->_parameters[$parameter];
}

/**
* 获取随机数
* @param number $len 随机数的位数
* @param number $type 取值范围 1表示数字 2小写字母 4大写字母
* @return string
*/
public function getRand($len = 30, $type = 0)
{
$str = '';
$max = - 1;

if (! $type) {
$type = 3;
}

if ($type & 1) {
$str .= '1234567890';
$max += 10;
}

if ($type & 2) {
$str .= 'abcdefghijklmnopqrstuvwxyz';
$max += 26;
}

if ($type & 4) {
$str .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
$max += 26;
}

$rand = '';
for ($i = 0; $i < $len; $i ++) {
$rand .= $str[rand(0, $max)];
}

return $rand;
}

/**
* 生成商户的订单号
* @return string
*/
public function getMchBillno()
{
$this->_lastMchBillno = $this->_parameters['mch_id'] . date('YmdHis') . $this->getRand(4, 1); // $this->getRandNum();
return $this->_lastMchBillno;
}

/**
* 获取最后一次创建红包时生成的订单号
* @return string
*/
public function getLastMchBillno()
{
return $this->_lastMchBillno;
}

/**
* 创建XML的方法
* @param number $retcode
* @param string $reterrmsg
* @return boolean|string
*/
private function _createXml()
{
try {
$sign = $this->_getSign();
if (! $sign) {
return false;
}
$this->setParameter('sign', $sign);

return $this->arrayToXml($this->_parameters);
} catch (Exception $e) {
$this->error = $e->getMessage();
return false;
}
}

/**
* 参数转换成XML
* @param array $arr 参数数组
* @return string
*/
public function arrayToXml($arr)
{
$xml = "<xml>";
foreach ($arr as $key => $val) {
if (is_numeric($val)) {
$xml .= "<" . $key . ">" . $val . "</" . $key . ">";
} else {
$xml .= "<" . $key . "><![CDATA[" . $val . "]]></" . $key . ">";
}
}
$xml .= "</xml>";
return $xml;
}

/**
* 获得签名结果
* @return boolean|Ambigous <string, boolean>
*/
protected function _getSign()
{
try {

if ($this->_checkSign() == false) { // 检查生成签名参数
$this->error = '生成签名参数缺失!';
$this->log(json_encode($this->_parameters, JSON_UNESCAPED_UNICODE), 'ERROR_Sign_XML');
return false;
}

ksort($this->_parameters);
$unSignParaString = $this->_formatQueryParaMap($this->_parameters, false);

return $this->_sign($unSignParaString, $this->_keys['key']);
} catch (Exception $e) {
$this->error = $e->getMessage();
return false;
}
}

/**
* 检查签名所需参数是否齐全
* @return boolean
*/
private function _checkSign()
{
// return true;
if ($this->_parameters["nonce_str"] == null ||
$this->_parameters["mch_billno"] == null ||
$this->_parameters["mch_id"] == null ||
$this->_parameters["wxappid"] == null ||
$this->_parameters["nick_name"] == null ||
$this->_parameters["send_name"] == null ||
$this->_parameters["re_openid"] == null ||
$this->_parameters["total_amount"] == null ||
$this->_parameters["total_num"] == null ||
$this->_parameters["wishing"] == null ||
$this->_parameters["client_ip"] == null ||
$this->_parameters["act_name"] == null ||
$this->_parameters["remark"] == null) {
return false;

}
return true;
}

/**
*
* @param  $paraMap
* @param  $urlencode
* @return string
*/
private function _formatQueryParaMap($paraMap,$urlencode)
{
$buff = "";
ksort($paraMap);
foreach ($paraMap as $k => $v) {
if (null != $v && "null" != $v && "sign" != $k) {
if ($urlencode) {
$v = urlencode($v);
}
$buff .= $k . "=" . $v . "&";
}
}
$reqPar;
if (strlen($buff) > 0) {
$reqPar = substr($buff, 0, strlen($buff) - 1);
}
return $reqPar;
}

/**
* 签名
* @param $content 签名的字符串
* @param $key 密钥
* @throws Exception
* @return string|boolean
*/
private function _sign($content, $key)
{
try {
if (null == $key) {
$this->error = '签名key不能为空!';
return false;
}
if (null == $content) {
$this->error = '签名内容不能为空';
return false;
}
$signStr = $content . "&key=" . $key;

return strtoupper(md5($signStr));

} catch (Exception $e) {
$this->error = $e->getMessage();
return false;
}
}

/**
* cURL抓取
*
* @param $url 链接地址
* @param $vars 参数
* @param
*        	$second
* @param
*        	$aHeader
* @return mixed|boolean
*/
function curl_post_ssl($url, $data, $second = 30, $aHeader = array())
{
$ch = curl_init();
// 超时时间
curl_setopt($ch, CURLOPT_TIMEOUT, $second);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// 这里设置代理,如果有的话
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
// cert 与 key 分别属于两个.pem文件
curl_setopt($ch, CURLOPT_SSLCERT, $this->_cert['api_cert']);
curl_setopt($ch, CURLOPT_SSLKEY, $this->_cert['api_key']);
curl_setopt($ch, CURLOPT_CAINFO, $this->_cert['rootca']);
if (count($aHeader) >= 1) {
curl_setopt($ch, CURLOPT_HTTPHEADER, $aHeader);
}
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
$data = curl_exec($ch);
if ($data) {
curl_close($ch);
return $data;
} else {
$this->log(json_encode($this->_cert));
$this->error = 'aa:'.curl_errno($ch);
curl_close($ch);
return false;
}
}

/**
* 获取服务器ip
*
* @return string
*/
public function getServerIp()
{
$server_ip = '127.0.0.1';
if (isset($_SERVER)) {
if (isset($_SERVER['SERVER_ADDR']) && $_SERVER['SERVER_ADDR']) {
$server_ip = $_SERVER['SERVER_ADDR'];
} elseif (isset($_SERVER['LOCAL_ADDR']) && $_SERVER['LOCAL_ADDR']) {
$server_ip = $_SERVER['LOCAL_ADDR'];
}
} else {
$server_ip = getenv('SERVER_ADDR');
}
return $server_ip;
}

/**
* 设置日志目录文件
*
* @param unknown $file
*/
public function setLogFile($file)
{
$this->log_file = $file;
}

/**
* 写日志
*
* @param $msg 写入的信息
* @param $type 日志类型作为查询标示
*/
public function log($msg, $type)
{
if ($this->log_file) {
$log = str_replace(array(
"\r\n",
"\r",
"\n"
), array(
"",
"",
""
), $msg);
error_log($type . ' ' . date('Y-m-d H:i:s') . ' ' . $log . "\r\n", 3, $this->log_file);
}
}
}

测试用发放demo

<?php
include 'WxBonus.Config.php';
include 'WxBonus.Api.php';
class WxBonusDemo{
public function indexAction(){
//初始化配置
$WxBonus=new WxBonusApi(
array(
'wxappid'=>WxBonusConfig::APPID,
'mch_id'=>WxBonusConfig::MCHID,
'key'=>WxBonusConfig::KEY,
'api_cert'=>WxBonusConfig::getRealPath(). WxBonusConfig::SSLCERT_PATH,//三个路径都是绝对路径
'api_key'=>WxBonusConfig::getRealPath().WxBonusConfig::SSLKEY_PATH,
'rootca'=>WxBonusConfig::getRealPath().WxBonusConfig::SSLROOTCA
)
);

$param=array(
're_openid'=>'openid',//发送的openid
'nick_name'=>'测试',//没有用,但是需要的参数
'send_name'=>'test',//收到的红包名称
'total_amount'=>'100',//金额 分
'wishing'=>'祝福语',//红包祝福语,不超过32个字符
'act_name'=>'活动名称',//活动名称,不会显示
'remark'=>'备注',//备注,不会显示
'client_ip'=>$WxBonus->getServerIp()//发送的服务器ip地址
);

$WxBonus->setLogFile('D:\\log1.txt');//设置日志文件

$result=$WxBonus->sendredpack($param);//发送红包

//结果就是true / false 如果是false 错误信息就在 error 中
if($result){
echo "ok";
return true;
}

echo $WxBonus->error;
return false;
}

}

最后附上代码下载地址:
http://download.csdn.net/detail/wangchaoxiaoban/9388779
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