授权获取二维码类：
<span style="color: #000000;">php
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* Trade类
* @author xyyphp
* @date 2016/10/10
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">abstract</span> <span style="color: #0000ff;">class</span> TradeController <span style="color: #0000ff;">extends</span><span style="color: #000000;"> BaseController
{
</span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$mchid</span><span style="color: #000000;">;
</span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$appid</span><span style="color: #000000;">;
</span><span style="color: #0000ff;">protected</span> <span style="color: #800080;">$key</span><span style="color: #000000;">;
</span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> init()
{
parent</span>::<span style="color: #000000;">init();
</span><span style="color: #800080;">$this</span>->mchid = WX_MCHID; <span style="color: #008000;">//</span><span style="color: #008000;"> 微信支付商户号 PartnerID 通过微信支付商户资料审核后邮件发送</span>
<span style="color: #800080;">$this</span>->appid = WX_APPID; <span style="color: #008000;">//</span><span style="color: #008000;">公众号APPID 通过微信支付商户资料审核后邮件发送</span>
<span style="color: #800080;">$this</span>-><span style="color: #008080;">key</span> = WX_APIKEY; <span style="color: #008000;">//</span><span style="color: #008000;">https://pay.weixin.qq.com 帐户设置-安全设置-API安全-API密钥-设置API密钥</span>
<span style="color: #000000;"> }
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* @param string $openid 调用【网页授权获取用户信息】接口获取到用户在该公众号下的Openid
* @param float $totalFee 收款总费用 单位元
* @param string $outTradeNo 唯一的订单号
* @param string $orderName 订单名称
* @param string $notifyUrl 支付结果通知url 不要有问号
* https://mp.weixin.qq.com/ 微信支付-开发配置-测试目录
* 测试目录 http://mp.izhanlue.com/paytest/ 最后需要斜线，(需要精确到二级或三级目录)
* @return string
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span> createJsBizPackage(<span style="color: #800080;">$totalFee</span>, <span style="color: #800080;">$outTradeNo</span>, <span style="color: #800080;">$orderName</span>, <span style="color: #800080;">$notifyUrl</span>, <span style="color: #800080;">$timestamp</span><span style="color: #000000;">)
{
</span><span style="color: #800080;">$config</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
</span>'mch_id' => <span style="color: #800080;">$this</span>->mchid,
'appid' => <span style="color: #800080;">$this</span>->appid,
'key' => <span style="color: #800080;">$this</span>-><span style="color: #008080;">key</span>,<span style="color: #000000;">
);
</span><span style="color: #800080;">$unified</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
</span>'appid' => <span style="color: #800080;">$config</span>['appid'],
'attach' => '支付', <span style="color: #008000;">//</span><span style="color: #008000;">商家数据包，原样返回</span>
'body' => <span style="color: #800080;">$orderName</span>,
'mch_id' => <span style="color: #800080;">$config</span>['mch_id'],
'nonce_str' => <span style="color: #800080;">$this</span>->createNonceStr(),
'notify_url' => <span style="color: #800080;">$notifyUrl</span>,
<span style="color: #008000;">//</span><span style="color: #008000;">'openid' => $openid, //rade_type=JSAPI，此参数必传</span>
'out_trade_no' => <span style="color: #800080;">$outTradeNo</span>,
'spbill_create_ip' => '127.0.0.1',
'total_fee' => <span style="color: #008080;">intval</span>(<span style="color: #800080;">$totalFee</span> * 100), <span style="color: #008000;">//</span><span style="color: #008000;">单位 转为分</span>
'trade_type' => 'NATIVE',<span style="color: #000000;">
);
</span><span style="color: #800080;">$unified</span>['sign'] = <span style="color: #800080;">$this</span>->getSign(<span style="color: #800080;">$unified</span>, <span style="color: #800080;">$config</span>['key'<span style="color: #000000;">]);
</span><span style="color: #800080;">$responseXml</span> = <span style="color: #800080;">$this</span>->curlPost('https://api.mch.weixin.qq.com/pay/unifiedorder', <span style="color: #800080;">$this</span>->arrayToXml(<span style="color: #800080;">$unified</span><span style="color: #000000;">));
</span><span style="color: #008000;">/*</span><span style="color: #008000;">
<xml>
<return_code></return_code>
<return_msg></return_msg>
<appid></appid>
<mch_id></mch_id>
<nonce_str></nonce_str>
<sign></sign>
<result_code></result_code>
<prepay_id></prepay_id>
<trade_type></trade_type>
</xml>
</span><span style="color: #008000;">*/</span>
<span style="color: #800080;">$unifiedOrder</span> = <span style="color: #008080;">simplexml_load_string</span>(<span style="color: #800080;">$responseXml</span>, 'SimpleXMLElement',<span style="color: #000000;"> LIBXML_NOCDATA);
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$unifiedOrder</span> === <span style="color: #0000ff;">false</span><span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>('parse xml error'<span style="color: #000000;">);
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$unifiedOrder</span>->return_code != 'SUCCESS'<span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>(<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">return_msg);
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$unifiedOrder</span>->result_code != 'SUCCESS'<span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>(<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">err_code);
</span><span style="color: #008000;">/*</span><span style="color: #008000;">
NOAUTH 商户无此接口权限
NOTENOUGH 余额不足
ORDERPAID 商户订单已支付
ORDERCLOSED 订单已关闭
SYSTEMERROR 系统错误
APPID_NOT_EXIST APPID不存在
MCHID_NOT_EXIST MCHID不存在
APPID_MCHID_NOT_MATCH appid和mch_id不匹配
LACK_PARAMS 缺少参数
OUT_TRADE_NO_USED 商户订单号重复
SIGNERROR 签名错误
XML_FORMAT_ERROR XML格式错误
REQUIRE_POST_METHOD 请使用post方法
POST_DATA_EMPTY post数据为空
NOT_UTF8 编码格式错误
</span><span style="color: #008000;">*/</span><span style="color: #000000;">
}
</span><span style="color: #008000;">//</span><span style="color: #008000;">$unifiedOrder->trade_type 交易类型 调用接口提交的交易类型，取值如下：JSAPI，NATIVE，APP
//$unifiedOrder->prepay_id 预支付交易会话标识 微信生成的预支付回话标识，用于后续接口调用中使用，该值有效期为2小时
//$unifiedOrder->code_url 二维码链接 trade_type为NATIVE是有返回，可将该参数值生成二维码展示出来进行扫码支付</span>
<span style="color: #800080;">$code_list</span> = (<span style="color: #0000ff;">array</span>)<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">code_url;
</span><span style="color: #800080;">$arr</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
</span>"appId" => <span style="color: #800080;">$config</span>['appid'],
"timeStamp" => <span style="color: #800080;">$timestamp</span>,
"nonceStr" => <span style="color: #800080;">$this</span>->createNonceStr(),
"package" => "prepay_id=" . <span style="color: #800080;">$unifiedOrder</span>->prepay_id,
"signType" => 'MD5',
"code_url" => <span style="color: #800080;">$code_list</span>[0<span style="color: #000000;">]
);
</span><span style="color: #800080;">$arr</span>['paySign'] = <span style="color: #800080;">$this</span>->getSign(<span style="color: #800080;">$arr</span>, <span style="color: #800080;">$config</span>['key'<span style="color: #000000;">]);
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$arr</span><span style="color: #000000;">;
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* 查询订单
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span> orderQuery(<span style="color: #800080;">$outTradeNo</span><span style="color: #000000;">)
{
</span><span style="color: #800080;">$config</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
</span>'mch_id' => <span style="color: #800080;">$this</span>->mchid,
'appid' => <span style="color: #800080;">$this</span>->appid,
'key' => <span style="color: #800080;">$this</span>-><span style="color: #008080;">key</span>,<span style="color: #000000;">
);
</span><span style="color: #800080;">$unified</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
</span>'appid' => <span style="color: #800080;">$config</span>['appid'],
'mch_id' => <span style="color: #800080;">$config</span>['mch_id'],
'out_trade_no' => <span style="color: #800080;">$outTradeNo</span>,
'nonce_str' => <span style="color: #800080;">$this</span>-><span style="color: #000000;">createNonceStr()
);
</span><span style="color: #800080;">$unified</span>['sign'] = <span style="color: #800080;">$this</span>->getSign(<span style="color: #800080;">$unified</span>, <span style="color: #800080;">$config</span>['key'<span style="color: #000000;">]);
</span><span style="color: #800080;">$responseXml</span> = <span style="color: #800080;">$this</span>->curlPost('https://api.mch.weixin.qq.com/pay/orderquery', <span style="color: #800080;">$this</span>->arrayToXml(<span style="color: #800080;">$unified</span><span style="color: #000000;">));
</span><span style="color: #008000;">/*</span><span style="color: #008000;">
<xml><return_code></return_code>
<return_msg></return_msg>
<appid></appid>
<mch_id></mch_id>
<nonce_str></nonce_str>
<sign></sign>
<result_code></result_code>
<out_trade_no></out_trade_no>
<trade_state></trade_state>
<trade_state_desc></trade_state_desc>
</xml>
</span><span style="color: #008000;">*/</span>
<span style="color: #800080;">$unifiedOrder</span> = <span style="color: #008080;">simplexml_load_string</span>(<span style="color: #800080;">$responseXml</span>, 'SimpleXMLElement',<span style="color: #000000;"> LIBXML_NOCDATA);
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$unifiedOrder</span> === <span style="color: #0000ff;">false</span><span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>('parse xml error'<span style="color: #000000;">);
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$unifiedOrder</span>->return_code != 'SUCCESS'<span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>(<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">return_msg);
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$unifiedOrder</span>->result_code != 'SUCCESS'<span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>(<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">err_code);
</span><span style="color: #008000;">/*</span><span style="color: #008000;">
NOAUTH 商户无此接口权限
NOTENOUGH 余额不足
ORDERPAID 商户订单已支付
ORDERCLOSED 订单已关闭
SYSTEMERROR 系统错误
APPID_NOT_EXIST APPID不存在
MCHID_NOT_EXIST MCHID不存在
APPID_MCHID_NOT_MATCH appid和mch_id不匹配
LACK_PARAMS 缺少参数
OUT_TRADE_NO_USED 商户订单号重复
SIGNERROR 签名错误
XML_FORMAT_ERROR XML格式错误
REQUIRE_POST_METHOD 请使用post方法
POST_DATA_EMPTY post数据为空
NOT_UTF8 编码格式错误
</span><span style="color: #008000;">*/</span><span style="color: #000000;">
}
</span><span style="color: #008000;">//</span><span style="color: #008000;">$unifiedOrder->trade_type 交易类型 调用接口提交的交易类型，取值如下：JSAPI，NATIVE，APP
//$unifiedOrder->prepay_id 预支付交易会话标识 微信生成的预支付回话标识，用于后续接口调用中使用，该值有效期为2小时
//$unifiedOrder->code_url 二维码链接 trade_type为NATIVE是有返回，可将该参数值生成二维码展示出来进行扫码支付</span>
<span style="color: #008000;">/*</span><span style="color: #008000;">
public 'return_code' => string 'SUCCESS' (length=7)
public 'return_msg' => string 'OK' (length=2)
public 'appid' => string 'wx406c5455be1a2590' (length=18)
public 'mch_id' => string '1398638602' (length=10)
public 'nonce_str' => string 'lyt2ZGFeE9G0DI4W' (length=16)
public 'sign' => string 'F942BB644E72FE29936C80E6780D8D8A' (length=32)
public 'result_code' => string 'SUCCESS' (length=7)
public 'out_trade_no' => string '1476157452' (length=10)
public 'trade_state' => string 'NOTPAY' (length=6)
public 'trade_state_desc' => string '订单未支付' (length=15)
</span><span style="color: #008000;">*/</span>
<span style="color: #008000;">//</span><span style="color: #008000;">已结支付</span>
<span style="color: #008000;">/*</span><span style="color: #008000;">
object(SimpleXMLElement)[26]
public 'return_code' => string 'SUCCESS' (length=7)
public 'return_msg' => string 'OK' (length=2)
public 'appid' => string 'wx406c5455be1a2590' (length=18)
public 'mch_id' => string '1398638602' (length=10)
public 'nonce_str' => string '6cFpzNc5BTyZ02x0' (length=16)
public 'sign' => string 'F01C79BD0FC4BC4FE38231BA92A91201' (length=32)
public 'result_code' => string 'SUCCESS' (length=7)
public 'openid' => string 'ojIdvuCVrweMrgaU-dFobIItTtpk' (length=28)
public 'is_subscribe' => string 'N' (length=1)
public 'trade_type' => string 'NATIVE' (length=6)
public 'bank_type' => string 'CFT' (length=3)
public 'total_fee' => string '1' (length=1)
public 'fee_type' => string 'CNY' (length=3)
public 'transaction_id' => string '4001652001201610116386495939' (length=28)
public 'out_trade_no' => string '1476161468' (length=10)
public 'attach' => string '支付' (length=6)
public 'time_end' => string '20161011125205' (length=14)
public 'trade_state' => string 'SUCCESS' (length=7)
public 'cash_fee' => string '1' (length=1)
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">if</span> (<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">trade_state_desc)){
</span><span style="color: #800080;">$msg</span> = "订单未支付"<span style="color: #000000;">;
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$unifiedOrder</span>-><span style="color: #000000;">transaction_id)){
</span><span style="color: #800080;">$msg</span> = "已支付"<span style="color: #000000;">;
}
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$msg</span><span style="color: #000000;">;
}
</span><span style="color: #0000ff;">protected</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> notify()
{
</span><span style="color: #800080;">$config</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">(
</span>'mch_id' => <span style="color: #800080;">$this</span>->mchid,
'appid' => <span style="color: #800080;">$this</span>->appid,
'key' => <span style="color: #800080;">$this</span>-><span style="color: #008080;">key</span>,<span style="color: #000000;">
);
</span><span style="color: #800080;">$postStr</span> = <span style="color: #800080;">$GLOBALS</span>["HTTP_RAW_POST_DATA"<span style="color: #000000;">];
</span><span style="color: #008000;">/*</span><span style="color: #008000;">
$postStr = '<xml>
<appid></appid>
<attach></attach>
<bank_type></bank_type>
<cash_fee></cash_fee>
<fee_type></fee_type>
<is_subscribe></is_subscribe>
<mch_id></mch_id>
<nonce_str></nonce_str>
<openid></openid>
<out_trade_no></out_trade_no>
<result_code></result_code>
<return_code></return_code>
<sign></sign>
<time_end></time_end>
<total_fee>1</total_fee>
<trade_type></trade_type>
<transaction_id></transaction_id>
</xml>';
</span><span style="color: #008000;">*/</span>
<span style="color: #800080;">$postObj</span> = <span style="color: #008080;">simplexml_load_string</span>(<span style="color: #800080;">$postStr</span>, 'SimpleXMLElement',<span style="color: #000000;"> LIBXML_NOCDATA);
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$postObj</span> === <span style="color: #0000ff;">false</span><span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>('parse xml error'<span style="color: #000000;">);
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$postObj</span>->return_code != 'SUCCESS'<span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>(<span style="color: #800080;">$postObj</span>-><span style="color: #000000;">return_msg);
}
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$postObj</span>->result_code != 'SUCCESS'<span style="color: #000000;">) {
</span><span style="color: #0000ff;">die</span>(<span style="color: #800080;">$postObj</span>-><span style="color: #000000;">err_code);
}
</span><span style="color: #800080;">$arr</span> = (<span style="color: #0000ff;">array</span>)<span style="color: #800080;">$postObj</span><span style="color: #000000;">;
</span><span style="color: #0000ff;">unset</span>(<span style="color: #800080;">$arr</span>['sign'<span style="color: #000000;">]);
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$this</span>->getSign(<span style="color: #800080;">$arr</span>, <span style="color: #800080;">$config</span>['key']) == <span style="color: #800080;">$postObj</span>-><span style="color: #000000;">sign) {
</span><span style="color: #008000;">//</span><span style="color: #008000;"> $mch_id = $postObj->mch_id; //微信支付分配的商户号
// $appid = $postObj->appid; //微信分配的公众账号ID
// $openid = $postObj->openid; //用户在商户appid下的唯一标识
// $transaction_id = $postObj->transaction_id;//微信支付订单号
// $out_trade_no = $postObj->out_trade_no;//商户订单号
// $total_fee = $postObj->total_fee; //订单总金额，单位为分
// $is_subscribe = $postObj->is_subscribe; //用户是否关注公众账号，Y-关注，N-未关注，仅在公众账号类型支付有效
// $attach = $postObj->attach;//商家数据包，原样返回
// $time_end = $postObj->time_end;//支付完成时间</span>
<span style="color: #0000ff;">echo</span> '<xml><return_code></return_code><return_msg></return_msg></xml>'<span style="color: #000000;">;
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$postObj</span><span style="color: #000000;">;
}
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* curl get
* @param string $url
* @param array $options
* @return mixed
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> curlGet(<span style="color: #800080;">$url</span> = '', <span style="color: #800080;">$options</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">())
{
</span><span style="color: #800080;">$ch</span> = curl_init(<span style="color: #800080;">$url</span><span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_RETURNTRANSFER, 1<span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_TIMEOUT, 30<span style="color: #000000;">);
</span><span style="color: #0000ff;">if</span> (!<span style="color: #0000ff;">empty</span>(<span style="color: #800080;">$options</span><span style="color: #000000;">)) {
curl_setopt_array(</span><span style="color: #800080;">$ch</span>, <span style="color: #800080;">$options</span><span style="color: #000000;">);
}
</span><span style="color: #008000;">//</span><span style="color: #008000;">https请求 不验证证书和host</span>
curl_setopt(<span style="color: #800080;">$ch</span>, CURLOPT_SSL_VERIFYPEER, <span style="color: #0000ff;">false</span><span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_SSL_VERIFYHOST, <span style="color: #0000ff;">false</span><span style="color: #000000;">);
</span><span style="color: #800080;">$data</span> = curl_exec(<span style="color: #800080;">$ch</span><span style="color: #000000;">);
curl_close(</span><span style="color: #800080;">$ch</span><span style="color: #000000;">);
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$data</span><span style="color: #000000;">;
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* curl post
* @param string $url
* @param array $options
* @return mixed
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> curlPost(<span style="color: #800080;">$url</span> = '', <span style="color: #800080;">$postData</span> = '', <span style="color: #800080;">$options</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">())
{
</span><span style="color: #0000ff;">if</span> (<span style="color: #008080;">is_array</span>(<span style="color: #800080;">$postData</span><span style="color: #000000;">)) {
</span><span style="color: #800080;">$postData</span> = <span style="color: #008080;">http_build_query</span>(<span style="color: #800080;">$postData</span><span style="color: #000000;">);
}
</span><span style="color: #800080;">$ch</span> =<span style="color: #000000;"> curl_init();
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_URL, <span style="color: #800080;">$url</span><span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_RETURNTRANSFER, 1<span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_POST, 1<span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_POSTFIELDS, <span style="color: #800080;">$postData</span><span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_TIMEOUT, 30); <span style="color: #008000;">//</span><span style="color: #008000;">设置cURL允许执行的最长秒数</span>
<span style="color: #0000ff;">if</span> (!<span style="color: #0000ff;">empty</span>(<span style="color: #800080;">$options</span><span style="color: #000000;">)) {
curl_setopt_array(</span><span style="color: #800080;">$ch</span>, <span style="color: #800080;">$options</span><span style="color: #000000;">);
}
</span><span style="color: #008000;">//</span><span style="color: #008000;">https请求 不验证证书和host</span>
curl_setopt(<span style="color: #800080;">$ch</span>, CURLOPT_SSL_VERIFYPEER, <span style="color: #0000ff;">false</span><span style="color: #000000;">);
curl_setopt(</span><span style="color: #800080;">$ch</span>, CURLOPT_SSL_VERIFYHOST, <span style="color: #0000ff;">false</span><span style="color: #000000;">);
</span><span style="color: #800080;">$data</span> = curl_exec(<span style="color: #800080;">$ch</span><span style="color: #000000;">);
curl_close(</span><span style="color: #800080;">$ch</span><span style="color: #000000;">);
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$data</span><span style="color: #000000;">;
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* 随机生成一定长度字符串
* @param string $url
* @param array $options
* @return mixed
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> createNonceStr(<span style="color: #800080;">$length</span> = 16<span style="color: #000000;">)
{
</span><span style="color: #800080;">$chars</span> = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'<span style="color: #000000;">;
</span><span style="color: #800080;">$str</span> = ''<span style="color: #000000;">;
</span><span style="color: #0000ff;">for</span> (<span style="color: #800080;">$i</span> = 0; <span style="color: #800080;">$i</span> $length; <span style="color: #800080;">$i</span>++<span style="color: #000000;">) {
</span><span style="color: #800080;">$str</span> .= <span style="color: #008080;">substr</span>(<span style="color: #800080;">$chars</span>, <span style="color: #008080;">mt_rand</span>(0, <span style="color: #008080;">strlen</span>(<span style="color: #800080;">$chars</span>) - 1), 1<span style="color: #000000;">);
}
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$str</span><span style="color: #000000;">;
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* 数组转成XML
* @param string $url
* @param array $options
* @return mixed
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> arrayToXml(<span style="color: #800080;">$arr</span><span style="color: #000000;">)
{
</span><span style="color: #800080;">$xml</span> = "<xml>"<span style="color: #000000;">;
</span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$arr</span> <span style="color: #0000ff;">as</span> <span style="color: #800080;">$key</span> => <span style="color: #800080;">$val</span><span style="color: #000000;">) {
</span><span style="color: #0000ff;">if</span> (<span style="color: #008080;">is_numeric</span>(<span style="color: #800080;">$val</span><span style="color: #000000;">)) {
</span><span style="color: #800080;">$xml</span> .= "$key . ">" . <span style="color: #800080;">$val</span> . "" . <span style="color: #800080;">$key</span> . ">"<span style="color: #000000;">;
} </span><span style="color: #0000ff;">else</span>
<span style="color: #800080;">$xml</span> .= "$key . ">$val . "]]>" . <span style="color: #800080;">$key</span> . ">"<span style="color: #000000;">;
}
</span><span style="color: #800080;">$xml</span> .= "</xml>"<span style="color: #000000;">;
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$xml</span><span style="color: #000000;">;
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* 例如：
* appid： wxd930ea5d5a258f4f
* mch_id： 10000100
* device_info： 1000
* Body： test
* nonce_str： ibuaiVcKdpRxkhJA
* 第一步：对参数按照 key=value 的格式，并按照参数名 ASCII 字典序排序如下：
* stringA="appid=wxd930ea5d5a258f4f&body=test&device_info=1000&mch_i
* d=10000100&nonce_str=ibuaiVcKdpRxkhJA";
* 第二步：拼接支付密钥：
* stringSignTemp="stringA&key=192006250b4c09247ec02edce69f6a2d"
* sign=MD5(stringSignTemp).toUpperCase()="9A0A8659F005D6984697E2CA0A9CF3B7"
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> getSign(<span style="color: #800080;">$params</span>, <span style="color: #800080;">$key</span><span style="color: #000000;">)
{
</span><span style="color: #008080;">ksort</span>(<span style="color: #800080;">$params</span>,<span style="color: #000000;"> SORT_STRING);
</span><span style="color: #800080;">$unSignParaString</span> = <span style="color: #800080;">$this</span>->formatQueryParaMap(<span style="color: #800080;">$params</span>, <span style="color: #0000ff;">false</span><span style="color: #000000;">);
</span><span style="color: #800080;">$signStr</span> = <span style="color: #008080;">strtoupper</span>(<span style="color: #008080;">md5</span>(<span style="color: #800080;">$unSignParaString</span> . "&key=" . <span style="color: #800080;">$key</span><span style="color: #000000;">));
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$signStr</span><span style="color: #000000;">;
}
</span><span style="color: #008000;">/*</span><span style="color: #008000;">*
* 签名时字符组合
* @param string $url
* @param array $options
* @return mixed
</span><span style="color: #008000;">*/</span>
<span style="color: #0000ff;">private</span> <span style="color: #0000ff;">function</span> formatQueryParaMap(<span style="color: #800080;">$paraMap</span>, <span style="color: #800080;">$urlEncode</span> = <span style="color: #0000ff;">false</span><span style="color: #000000;">)
{
</span><span style="color: #800080;">$buff</span> = ""<span style="color: #000000;">;
</span><span style="color: #008080;">ksort</span>(<span style="color: #800080;">$paraMap</span><span style="color: #000000;">);
</span><span style="color: #0000ff;">foreach</span> (<span style="color: #800080;">$paraMap</span> <span style="color: #0000ff;">as</span> <span style="color: #800080;">$k</span> => <span style="color: #800080;">$v</span><span style="color: #000000;">) {
</span><span style="color: #0000ff;">if</span> (<span style="color: #0000ff;">null</span> != <span style="color: #800080;">$v</span> && "null" != <span style="color: #800080;">$v</span><span style="color: #000000;">) {
</span><span style="color: #0000ff;">if</span> (<span style="color: #800080;">$urlEncode</span><span style="color: #000000;">) {
</span><span style="color: #800080;">$v</span> = <span style="color: #008080;">urlencode</span>(<span style="color: #800080;">$v</span><span style="color: #000000;">);
}
</span><span style="color: #800080;">$buff</span> .= <span style="color: #800080;">$k</span> . "=" . <span style="color: #800080;">$v</span> . "&"<span style="color: #000000;">;
}
}
</span><span style="color: #800080;">$reqPar</span> = ''<span style="color: #000000;">;
</span><span style="color: #0000ff;">if</span> (<span style="color: #008080;">strlen</span>(<span style="color: #800080;">$buff</span>) > 0<span style="color: #000000;">) {
</span><span style="color: #800080;">$reqPar</span> = <span style="color: #008080;">substr</span>(<span style="color: #800080;">$buff</span>, 0, <span style="color: #008080;">strlen</span>(<span style="color: #800080;">$buff</span>) - 1<span style="color: #000000;">);
}
</span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$reqPar</span><span style="color: #000000;">;
}
}</span>
调取实例：
<span style="color: #800080;">$money</span> = 0.1;<span style="color: #008000;">//</span><span style="color: #008000;">订单金额</span> <span style="color: #800080;">$out_trade_no</span> = 'test_8888888';<span style="color: #008000;">//</span><span style="color: #008000;">唯一的订单号</span> <span style="color: #800080;">$order_name</span> = '测试订单';<span style="color: #008000;">//</span><span style="color: #008000;">订单名称</span> <span style="color: #800080;">$notifyUrl</span> = 'http://www.test.com/';<span style="color: #008000;">//</span><span style="color: #008000;">支付结果通知url 不要有问号</span> <span style="color: #800080;">$timeStamp</span> = <span style="color: #008080;">time</span>();<span style="color: #008000;">//</span><span style="color: #008000;">时间戳 //获取二维码信息</span> <span style="color: #800080;">$wx_result</span> = <span style="color: #800080;">$this</span>->createJsBizPackage(<span style="color: #800080;">$money</span>, <span style="color: #800080;">$out_trade_no</span>, <span style="color: #800080;">$order_name</span>, <span style="color: #800080;">$notifyUrl</span>, <span style="color: #800080;">$timeStamp</span><span style="color: #000000;">); </span><span style="color: #008000;">//</span><span style="color: #008000;">检测支付状态</span> <span style="color: #800080;">$str_status</span> = <span style="color: #800080;">$this</span>->orderQuery(<span style="color: #800080;">$out_trade_no</span>);
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