支付宝sdk使用说明
支付宝sdk说明
$c = new aopclient;$c->gatewayurl = https://openapi.alipay.com/gateway.do;$c->appid = app_id;$c->privatekey = your private_key;$c->format = json;$c->charset= gbk;$c->alipaypulickey = alipay_public_key;//实例化具体api对应的request类,类名称和接口名称对应,当前调用接口名称：alipay.open.public.template.message.industry.modify$req = new alipayopenpublictemplatemessageindustrymodifyrequest();//sdk已经封装掉了公共参数，这里只需要传入业务参数//此次只是参数展示，未进行字符串转义，实际情况下请转义$request->bizcontent = { primary_industry_name:it科技/it软件与服务, primary_industry_code:10001/20102, secondary_industry_code:10001/20102, secondary_industry_name:it科技/it软件与服务 }$response= $c->execute($req);

但是总是返回 缺少签名参数,有没有详细的接口说明？
回复内容： 支付宝sdk使用说明
支付宝sdk说明
$c = new aopclient;$c->gatewayurl = https://openapi.alipay.com/gateway.do;$c->appid = app_id;$c->privatekey = your private_key;$c->format = json;$c->charset= gbk;$c->alipaypulickey = alipay_public_key;//实例化具体api对应的request类,类名称和接口名称对应,当前调用接口名称：alipay.open.public.template.message.industry.modify$req = new alipayopenpublictemplatemessageindustrymodifyrequest();//sdk已经封装掉了公共参数，这里只需要传入业务参数//此次只是参数展示，未进行字符串转义，实际情况下请转义$request->bizcontent = { primary_industry_name:it科技/it软件与服务, primary_industry_code:10001/20102, secondary_industry_code:10001/20102, secondary_industry_name:it科技/it软件与服务 }$response= $c->execute($req);

但是总是返回 缺少签名参数,有没有详细的接口说明？
第一个：支付宝sdk在laravel5封装包 :https://github.com/latrell/alipay
第二个：sdk单文件
key = ''; //交易安全校验码 * $this->alipay->alipay_config = $params; * $alipay->buildrequest();* * 验证异步通知 * $this->alipay->key = ''; //交易安全校验码 * $this->alipay->alipay_config = $data; //支付宝异步通知参数 * $this->alipay->verifynotify();* * @package alipay * @author dyllen * @since version 0.2*/class alipay {/** * 交易安全校验码* * @access public * @var string*/public $key;/** * 请求参数配置，支付宝接口文档中所需的参数* * @access public * @var array*/public $alipay_config=[];/** * https证书，用于curl * 默认和本类文件同级目录的cacert.pem文件* * @access public * @var string*/public $credential;/** * 支付宝网关地址*/const alipay_gateway = 'https://mapi.alipay.com/gateway.do?';/** * https形式消息验证地址*/const https_verify_url = 'https://mapi.alipay.com/gateway.do?service=notify_verify&';/** * http形式消息验证地址*/const http_verify_url = 'http://notify.alipay.com/trade/notify_query.do?';/** * 创建支付请求，重定向到支付宝收银台* * @access public * @return void*/public function buildrequest() {$this->alipay_config['sign'] = $this->signdata();return self::alipay_gateway . $this->createquerystring('', true);}/** * 验证支付宝异步通知参数合法性* * @access public * @return boolean*/public function verifynotify() {$param_tmp = $this->filter(); //过滤待签名数据$responsetxt = 'true';if( !empty( $this->alipay_config['notify_id'] ) ) {$responsetxt = $this->getresponse();}if($this->alipay_config['sign_type'] == 'rsa') {$signstring = $this->getsignstring();$ci = & get_instance();//初始化rsa库$ci -> load -> library('rsa');return $ci->rsa->verifysign($signstring, base64_decode($this->alipay_config['sign']), $ci->config->item('alipay_public_key'));}else {$sign = $this->signdata();if ( preg_match(/true$/i,$responsetxt) && ($sign == $this->alipay_config['sign']) ) {return true;} else {return false;}}}/** * 签名数据 * 签名规则: * sign和sign_type不参加签名，需要去掉 * 对参数数组依据键名按照字母顺序升序排序 * 排序完成之后键值对用&字符连接，组成url的查询字符串形式待签名字符串，待签名数据不需用url encoding * md5签名：私钥拼接到待签名字符串的后面，然后用md5对字符串运算，得到32位签名结果* * @return string 已签名数据*/private function signdata() {$param_tmp = $this->getsignstring(); //待签名字符串if( !isset($this->key) ) {return false;}$sign = '';//签名数据switch ($this->alipay_config['sign_type']) {case 'rsa':$sign = $this->rsasign($param_tmp);break;case 'des':break;default:$sign = $this->md5sign($param_tmp);}return $sign;}/** * md5加密字符串* * @access private * @param string $data 待加密字符串 * @return string*/private function md5sign( $data ) {return md5($data . $this->key);}/** * rsa 加密字符串* * @param string $data 待加密字符串 * @return string*/private function rsasign( $data ) {$ci = & get_instance();//初始化rsa库$ci -> load -> library('rsa');$ci -> rsa -> setkey($ci -> config -> item('pay_private_key'), $ci -> config -> item('pay_public_key'));return $ci->rsa->encrypt($data);}/** * 获得待签名数据* * @access private * @return string*/private function getsignstring() {$param_tmp = $this->filter(); //过滤待签名数据//排序ksort($param_tmp);reset($param_tmp);//创建查询字符串形式的待签名数据return $this->createquerystring($param_tmp);}/** * 过滤待签名数据，去掉sing、sing_type及空值* * @access private * @return array*/private function filter() {$para_filter = array();foreach($this->alipay_config as $key => $value){if($key ==sign|| $key ==sign_type|| empty($value)) continue;else $para_filter[$key] = $value;}return $para_filter;}/** * 用&拼接字符串,形成url查询字符串* * @access private * @param array $data * @param boolean $is_encode 是否对值做urlencode * @return string*/private function createquerystring($data=null, $is_encode=false ) {$arr = empty($data) ? $this->alipay_config : $data;$arg = '';foreach( $arr as $key => $value ) {if($is_encode) {$key = urlencode($key);$value = urlencode($value);}$arg .= $key . '=' . $value . '&';}$arg = substr($arg, 0, strlen($arg)-1); //去掉最后一个&//如果存在转义字符，那么去掉转义if(get_magic_quotes_gpc()) {$arg = stripslashes($arg);}return $arg;}/** * 获取远程服务器atn结果,验证返回url* * 验证结果集： * invalid命令参数不对 出现这个错误，请检测返回处理中partner和key是否为空 * true 返回正确信息 * false 请检查防火墙或者是服务器阻止端口问题以及验证时间是否超过一分钟* * @access private * @return 服务器atn结果*/private function getresponse() {//载入支付配置$ci = & get_instance();$ci->config->load('alipay');$config = $ci->config->item('alipay');$transport = strtolower(trim($config['transport']));$partner = trim($config['partner']);$veryfy_url = '';if($transport == 'https') {$veryfy_url = self::https_verify_url;}else {$veryfy_url = self::http_verify_url;}$veryfy_url = $veryfy_url.partner=. $partner .¬ify_id=. $this->alipay_config['notify_id'];$responsetxt = $this->gethttpresponseget($veryfy_url);return $responsetxt;}/** * 取证书，用于curl的请求* * @access private * @return string 证书路径*/private function getcr() {if( ! empty($this->credential) ) {return $this->credential;}return getcwd() . directory_separator . 'applicationlibraries' . directory_separator .'cacert.pem';}/** * 远程获取数据，post模式 * 注意： * 1.使用crul需要修改服务器中php.ini文件的设置，找到php_curl.dll去掉前面的;就行了 * 2.文件夹中cacert.pem是ssl证书请保证其路径有效，目前默认路径是：getcwd().'\cacert.pem'* * @param $url 指定url完整路径地址 * @param $cacert_url 指定当前工作目录绝对路径 * @param $para 请求的数据 * @param $input_charset 编码格式。默认值：空值 * return 远程输出的数据*/private function gethttpresponsepost($url, $para, $input_charset = '') {if (trim($input_charset) != '') {$url = $url._input_charset=.$input_charset;}$curl = curl_init($url);curl_setopt($curl, curlopt_ssl_verifypeer, true);//ssl证书认证curl_setopt($curl, curlopt_ssl_verifyhost, 2);//严格认证curl_setopt($curl, curlopt_cainfo,$this->getcr());//证书地址curl_setopt($curl, curlopt_header, 0 ); // 过滤http头curl_setopt($curl, curlopt_returntransfer, 1);// 显示输出结果curl_setopt($curl, curlopt_post,true); // post传输数据curl_setopt($curl, curlopt_postfields,$para);// post传输数据$responsetext = curl_exec($curl);//var_dump( curl_error($curl) );//如果执行curl过程中出现异常，可打开此开关，以便查看异常内容curl_close($curl);return $responsetext;}/** * 远程获取数据，get模式 * 注意： * 1.使用crul需要修改服务器中php.ini文件的设置，找到php_curl.dll去掉前面的;就行了 * 2.文件夹中cacert.pem是ssl证书请保证其路径有效，目前默认路径是：getcwd().'\cacert.pem'* * @param $url 指定url完整路径地址 * @param $cacert_url 指定当前工作目录绝对路径 * return 远程输出的数据*/private function gethttpresponseget($url) {$curl = curl_init($url);curl_setopt($curl, curlopt_header, 0 ); // 过滤http头curl_setopt($curl, curlopt_returntransfer, 1);// 显示输出结果curl_setopt($curl, curlopt_ssl_verifypeer, true);//ssl证书认证curl_setopt($curl, curlopt_ssl_verifyhost, 2);//严格认证curl_setopt($curl, curlopt_cainfo,$this->getcr());//证书地址$responsetext = curl_exec($curl);//var_dump( curl_error($curl) );exit;//如果执行curl过程中出现异常，可打开此开关，以便查看异常内容curl_close($curl);return $responsetext;}}/** * 支付宝配置文件*/$config['alipay'] = array( 'key' => 'xxxx', //交易安全校验码,用于签名的32位密钥 'transport' => 'https', //消息验证地址使用访问方式 'seller_email' => 'xxxx', //卖家支付宝账号，即收款账户 'service' => 'create_direct_pay_by_user', //接口名称 'partner' => '2343546', //合作者省份id '_input_charset' => 'utf-8', //参数编码字符集 'sign_type' => 'md5', //签名方式，不参加签名 'notify_url' => '2324343', //服务器异步通知页面路径 'return_url' => '3435465768', //页面跳转通知页面路径);//异步通知例子，ci框架//载入支付配置$this->config->load('alipay');$this->load->library('alipay');$this->alipay->key = $this->config->item('alipay')['key'];$this->alipay->alipay_config = $data; //这个data是支付宝提交过来的参数if( ! $this->alipay->verifynotify() ) { echo 'fail';exit;}
第三个我写的：这些你够用了 我写的太乱了就不发了 有问题留言