diff --git a/webapp/controller/KefuController.class.php b/webapp/controller/KefuController.class.php index 3000163..832292e 100644 --- a/webapp/controller/KefuController.class.php +++ b/webapp/controller/KefuController.class.php @@ -1,9 +1,11 @@ $gameid, + 'itemid' => $itemid, + 'itemcount' => $itemcount + ) + ) + , + $response + + )) { + phpcommon\sendError(100,'获取失败'); + return; + } + + + $data = json_decode($response, true); + + if(isset($data) && $data['ErrorCode'] == 0) { + + } else{ + phpcommon\sendError(100,'服务器内部错误'); + return; + + } + + } + + } + public function checkServer() // 校验服务器地址URL { @@ -33,6 +91,7 @@ class KefuController { public function valid() { + $echoStr = $_REQUEST['echostr']; if ($this->checkSignature()) { echo $echoStr; @@ -41,6 +100,7 @@ class KefuController { echo $echoStr . '+++' . WEIXIN_TOKEN; exit; } + } private function checkSignature() @@ -63,13 +123,17 @@ class KefuController { } } + private function sendMsg() + { + + } + private function disposeText($postArr, $gameid) { + error_log('test'); $openid = $postArr['FromUserName']; $toUserName = $postArr['ToUserName']; $CreateTime = $postArr['CreateTime']; - - } private function disposeImage($postArr, $gameid) @@ -121,29 +185,73 @@ class KefuController { public function responseMsg() { - $postStr = $GLOBALS ["HTTP_RAW_POST_DATA" ]; - error_log($postStr); - if (!empty( $postStr ) && is_string( $postStr )){ + $postStr_key = $GLOBALS ["HTTP_RAW_POST_DATA" ]; - $postArr = json_decode( $postStr , true ); - if (!empty( $postArr ['MsgType']) && $postArr['MsgType'] == 'text'){ // 文本消息 + error_log('!!!begin:' . $postStr_key); + error_log('request:' . json_encode($_REQUEST)); + $pc = new WXBizMsgCrypt(WEIXIN_TOKEN, WEIXIN_MSG_KEY, WEIXIN_APP_ID); - $this->disposeText($postArr, $gameid); + $gameid = $_REQUEST['gameid']; + $msg = ''; + $msg_sign = $_REQUEST['msg_signature']; + $timeStamp = $_REQUEST['timestamp']; + $nonce = $_REQUEST['nonce']; + $errCode = $pc->decryptJsonMsg($msg_sign, $timeStamp, $nonce, $postStr_key, $postStr); + error_log('error_log:' . json_encode($errCode)); + if ($errCode == 0) { - } elseif (!empty( $postArr ['MsgType']) && $postArr['MsgType'] == 'image'){ // 图文消息 + error_log("解密后: " . $postStr . "\n"); - $this->disposeImage($postArr, $gameid); - } elseif (!empty( $postArr ['MsgType']) && $postArr['MsgType'] == 'event' ){ // 进入客服动作 - $this->disposeEvent($postArr, $gameid); + $pc2 = new WXBizMsgCrypt(WEIXIN_TOKEN, WEIXIN_MSG_KEY, WEIXIN_APP_ID); + $encryptMsg = ''; + $text = $postStr; + $errCode = $pc2->encryptJsonMsg($text, $timeStamp, $nonce, $encryptMsg_str); + if ($errCode == 0) { + error_log("加密后: " . $encryptMsg_str . "\n"); + $encryptMsg = json_decode($encryptMsg_str, true); + + $errCode = $pc2->decryptJsonMsg($encryptMsg['MsgSignature'], $timeStamp, $nonce, $encryptMsg_str, $postStr2); + error_log('error_log:' . json_encode($errCode)); + if ($errCode == 0) { + + error_log("解密后: " . $postStr2 . "\n"); + } + } else { + error_log($errCode . "\n"); + } + + error_log('end'); + exit; + + if (!empty( $postStr ) && is_string( $postStr )){ + + $postArr = json_decode( $postStr , true ); + if (!empty( $postArr ['MsgType']) && $postArr['MsgType'] == 'text'){ // 文本消息 + + $this->disposeText($postArr, $gameid); + + } elseif (!empty( $postArr ['MsgType']) && $postArr['MsgType'] == 'image'){ // 图文消息 + + $this->disposeImage($postArr, $gameid); + + } elseif (!empty( $postArr ['MsgType']) && $postArr['MsgType'] == 'event' ){ // 进入客服动作 + $this->disposeEvent($postArr, $gameid); + + } else { + exit ('aaa'); + } } else { - exit ('aaa'); + echo "" ; + exit ; } + } else { - echo "" ; - exit ; + error_log($errCode . "\n"); } + + } public function getAccessToken($openid, $gameid) @@ -157,7 +265,7 @@ class KefuController { else { $appid = WEIXIN_APP_ID; - $appkey = WEICIN_APP_SECRET; + $appkey = WEIXIN_APP_SECRET; $url = "https://api.weixin.qq.com/cgi-bin/token?" . "grant_type=client_credential&appid=$appid&secret=$appkey"; $params = array(); @@ -171,7 +279,7 @@ class KefuController { if ( $res ) { $r->set('weixin_token:' . $gameid . ':' . $openid, $res['access_token']); //刚获取的token放到redis中 - $r->pexpire('weixin_token:' . $openid, 7150); //微信限制过期时间为两小时 + $r->pexpire('weixin_token:' . $gameid . $openid, 7150); //微信限制过期时间为两小时 return $res['access_token']; } else { phpcommon\sendError(ERR_INTERNAL, '获取access_token失败'); diff --git a/webapp/controller/errorCode.php b/webapp/controller/errorCode.php new file mode 100644 index 0000000..804d051 --- /dev/null +++ b/webapp/controller/errorCode.php @@ -0,0 +1,35 @@ + + *
  • -40001: 签名验证错误
    • + *
  • -40002: xml解析失败
    • + *
  • -40003: sha加密生成签名失败
    • + *
  • -40004: encodingAesKey 非法
    • + *
  • -40005: appid 校验错误
    • + *
  • -40006: aes 加密失败
    • + *
  • -40007: aes 解密失败
    • + *
  • -40008: 解密后得到的buffer非法
    • + *
  • -40009: base64加密失败
    • + *
  • -40010: base64解密失败
    • + *
  • -40011: 生成xml失败
    • + * + */ +class ErrorCode +{ + public static $OK = 0; + public static $ValidateSignatureError = -40001; + public static $ParseXmlError = -40002; + public static $ComputeSignatureError = -40003; + public static $IllegalAesKey = -40004; + public static $ValidateAppidError = -40005; + public static $EncryptAESError = -40006; + public static $DecryptAESError = -40007; + public static $IllegalBuffer = -40008; + public static $EncodeBase64Error = -40009; + public static $DecodeBase64Error = -40010; + public static $GenReturnXmlError = -40011; +} + +?> \ No newline at end of file diff --git a/webapp/controller/pkcs7Encoder.php b/webapp/controller/pkcs7Encoder.php new file mode 100644 index 0000000..04d9a5b --- /dev/null +++ b/webapp/controller/pkcs7Encoder.php @@ -0,0 +1,207 @@ + 32) { + $pad = 0; + } + return substr($text, 0, (strlen($text) - $pad)); + } + +} + +/** + * Prpcrypt class + * + * 提供接收和推送给公众平台消息的加解密接口. + */ +class Prpcrypt +{ + public $key; + + function Prpcrypt($k) + { + $this->key = base64_decode($k . "="); + } + + /** + * 对明文进行加密 + * @param string $text 需要加密的明文 + * @return string 加密后的密文 + */ + public function encrypt($text, $appid) + { + + try { + //获得16位随机字符串，填充到明文之前 + $random = $this->getRandomStr(); + $text = $random . pack("N", strlen($text)) . $text . $appid; + // 网络字节序 + $size = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC); + $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, ''); + $iv = substr($this->key, 0, 16); + //使用自定义的填充方式对明文进行补位填充 + $pkc_encoder = new PKCS7Encoder; + $text = $pkc_encoder->encode($text); + mcrypt_generic_init($module, $this->key, $iv); + //加密 + $encrypted = mcrypt_generic($module, $text); + mcrypt_generic_deinit($module); + mcrypt_module_close($module); + + //print(base64_encode($encrypted)); + //使用BASE64对加密后的字符串进行编码 + return array(ErrorCode::$OK, base64_encode($encrypted)); + } catch (Exception $e) { + //print $e; + return array(ErrorCode::$EncryptAESError, null); + } + } + + /** + * 对密文进行解密 + * @param string $encrypted 需要解密的密文 + * @return string 解密得到的明文 + */ + public function decrypt($encrypted, $appid) + { + + try { + //使用BASE64对需要解密的字符串进行解码 + $ciphertext_dec = base64_decode($encrypted); + $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, ''); + $iv = substr($this->key, 0, 16); + mcrypt_generic_init($module, $this->key, $iv); + + //解密 + $decrypted = mdecrypt_generic($module, $ciphertext_dec); + mcrypt_generic_deinit($module); + mcrypt_module_close($module); + } catch (Exception $e) { + return array(ErrorCode::$DecryptAESError, null); + } + + + try { + //去除补位字符 + $pkc_encoder = new PKCS7Encoder; + $result = $pkc_encoder->decode($decrypted); + //去除16位随机字符串,网络字节序和AppId + if (strlen($result) < 16) + return ""; + $content = substr($result, 16, strlen($result)); + $len_list = unpack("N", substr($content, 0, 4)); + $xml_len = $len_list[1]; + $xml_content = substr($content, 4, $xml_len); + $from_appid = substr($content, $xml_len + 4); + } catch (Exception $e) { + //print $e; + return array(ErrorCode::$IllegalBuffer, null); + } + if ($from_appid != $appid) + return array(ErrorCode::$ValidateAppidError, null); + return array(0, $xml_content); + + } + public function decryptJson($encrypted, $appid) + { + + try { + //使用BASE64对需要解密的字符串进行解码 + $ciphertext_dec = base64_decode($encrypted); + $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, ''); + $iv = substr($this->key, 0, 16); + mcrypt_generic_init($module, $this->key, $iv); + + //解密 + $decrypted = mdecrypt_generic($module, $ciphertext_dec); + mcrypt_generic_deinit($module); + mcrypt_module_close($module); + } catch (Exception $e) { + return array(ErrorCode::$DecryptAESError, null); + } + + + try { + //去除补位字符 + $pkc_encoder = new PKCS7Encoder; + $result = $pkc_encoder->decode($decrypted); + //去除16位随机字符串,网络字节序和AppId + if (strlen($result) < 16) + return ""; + $content = substr($result, 16, strlen($result)); + $len_list = unpack("N", substr($content, 0, 4)); + $xml_len = $len_list[1]; + $xml_content = substr($content, 4, $xml_len); + $from_appid = substr($content, $xml_len + 4); + } catch (Exception $e) { + //print $e; + return array(ErrorCode::$IllegalBuffer, null); + } + if ($from_appid != $appid) + return array(ErrorCode::$ValidateAppidError, null); + return array(0, $xml_content); + + } + + + /** + * 随机生成16位字符串 + * @return string 生成的字符串 + */ + function getRandomStr() + { + + $str = ""; + $str_pol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz"; + $max = strlen($str_pol) - 1; + for ($i = 0; $i < 16; $i++) { + $str .= $str_pol[mt_rand(0, $max)]; + } + return $str; + } + +} + +?> diff --git a/webapp/controller/sha1.php b/webapp/controller/sha1.php new file mode 100644 index 0000000..598caf8 --- /dev/null +++ b/webapp/controller/sha1.php @@ -0,0 +1,36 @@ + \ No newline at end of file diff --git a/webapp/controller/wxBizMsgCrypt.php b/webapp/controller/wxBizMsgCrypt.php new file mode 100644 index 0000000..7b6eb08 --- /dev/null +++ b/webapp/controller/wxBizMsgCrypt.php @@ -0,0 +1,236 @@ +token = $token; + $this->encodingAesKey = $encodingAesKey; + $this->appId = $appId; + } + + /** + * 将公众平台回复用户的消息加密打包. + *
      + *
    1. 对要发送的消息进行AES-CBC加密
      2. + *
    2. 生成安全签名
      3. + *
    3. 将消息密文和安全签名打包成xml格式
      4. + *
    + * + * @param $replyMsg string 公众平台待回复用户的消息，xml格式的字符串 + * @param $timeStamp string 时间戳，可以自己生成，也可以用URL参数的timestamp + * @param $nonce string 随机串，可以自己生成，也可以用URL参数的nonce + * @param &$encryptMsg string 加密后的可以直接回复用户的密文，包括msg_signature, timestamp, nonce, encrypt的xml格式的字符串, + * 当return返回0时有效 + * + * @return int 成功0，失败返回对应的错误码 + */ + public function encryptMsg($replyMsg, $timeStamp, $nonce, &$encryptMsg) + { + $pc = new Prpcrypt($this->encodingAesKey); + + //加密 + $array = $pc->encrypt($replyMsg, $this->appId); + $ret = $array[0]; + if ($ret != 0) { + return $ret; + } + + if ($timeStamp == null) { + $timeStamp = time(); + } + $encrypt = $array[1]; + + //生成安全签名 + $sha1 = new SHA1; + $array = $sha1->getSHA1($this->token, $timeStamp, $nonce, $encrypt); + $ret = $array[0]; + if ($ret != 0) { + return $ret; + } + $signature = $array[1]; + + //生成发送的xml + $xmlparse = new XMLParse; + $encryptMsg = $xmlparse->generate($encrypt, $signature, $timeStamp, $nonce); + return ErrorCode::$OK; + } + + public function encryptJsonMsg($replyMsg, $timeStamp, $nonce, &$encryptMsg) + { + $pc = new Prpcrypt($this->encodingAesKey); + + //加密 + $array = $pc->encrypt($replyMsg, $this->appId); + #error_log('加密array:' . json_encode($array)); + $ret = $array[0]; + if ($ret != 0) { + return $ret; + } + + if ($timeStamp == null) { + $timeStamp = time(); + } + $encrypt = $array[1]; + + //生成安全签名 + $sha1 = new SHA1; + error_log('加密encrypt:' . $encrypt); + $array = $sha1->getSHA1($this->token, $timeStamp, $nonce, $encrypt); + $ret = $array[0]; + if ($ret != 0) { + return $ret; + } + $signature = $array[1]; + + //生成发送的json + $enctyptMsgArray = array( + 'Encrypt' => $encrypt, + 'MsgSignature' => $signature, + 'TimeStamp' => $timeStamp, + 'Nonce' => $nonce + ); + $encryptMsg = json_encode($enctyptMsgArray); + return ErrorCode::$OK; + } + + + /** + * 检验消息的真实性，并且获取解密后的明文. + *
      + *
    1. 利用收到的密文生成安全签名，进行签名验证
      2. + *
    2. 若验证通过，则提取xml中的加密消息
      3. + *
    3. 对消息进行解密
      4. + *
    + * + * @param $msgSignature string 签名串，对应URL参数的msg_signature + * @param $timestamp string 时间戳 对应URL参数的timestamp + * @param $nonce string 随机串，对应URL参数的nonce + * @param $postData string 密文，对应POST请求的数据 + * @param &$msg string 解密后的原文，当return返回0时有效 + * + * @return int 成功0，失败返回对应的错误码 + */ + public function decryptMsg($msgSignature, $timestamp = null, $nonce, $postData, &$msg) + { + if (strlen($this->encodingAesKey) != 43) { + return ErrorCode::$IllegalAesKey; + } + + $pc = new Prpcrypt($this->encodingAesKey); + + //提取密文 + $xmlparse = new XMLParse; + $array = $xmlparse->extract($postData); + $ret = $array[0]; + + if ($ret != 0) { + return $ret; + } + + if ($timestamp == null) { + $timestamp = time(); + } + + $encrypt = $array[1]; + $touser_name = $array[2]; + + //验证安全签名 + $sha1 = new SHA1; + $array = $sha1->getSHA1($this->token, $timestamp, $nonce, $encrypt); + $ret = $array[0]; + + if ($ret != 0) { + return $ret; + } + + $signature = $array[1]; + if ($signature != $msgSignature) { + return ErrorCode::$ValidateSignatureError; + } + + $result = $pc->decrypt($encrypt, $this->appId); + if ($result[0] != 0) { + return $result[0]; + } + $msg = $result[1]; + + return ErrorCode::$OK; + } + + + public function decryptJsonMsg($msgSignature, $timestamp = null, $nonce, $postData_str, &$msg) + { + if (strlen($this->encodingAesKey) != 43) { + return ErrorCode::$IllegalAesKey; + } + + $pc = new Prpcrypt($this->encodingAesKey); + + if ($timestamp == null) { + $timestamp = time(); + } + + $postData = json_decode($postData_str, true); + $encrypt = $postData['Encrypt']; + $touser_name = $postData['TuUserName']; + + #error_log('token:' . $this->token); + #error_log('timestamp:' . $timestamp); + #error_log('nonce:' . $nonce); + #error_log('encypt:' . $encrypt); + + //验证安全签名 + $sha1 = new SHA1; + error_log('解密encrypt:' . $encrypt); + $array = $sha1->getSHA1($this->token, $timestamp, $nonce, $encrypt); + $ret = $array[0]; + + if ($ret != 0) { + return $ret; + } + + $signature = $array[1]; + error_log($signature); + error_log($msgSignature); + if ($signature != $msgSignature) { + return ErrorCode::$ValidateSignatureError; + } + + $result = $pc->decrypt($encrypt, $this->appId); + if ($result[0] != 0) { + return $result[0]; + } + $msg = $result[1]; + + return ErrorCode::$OK; + } + +} + diff --git a/webapp/controller/xmlparse.php b/webapp/controller/xmlparse.php new file mode 100644 index 0000000..ad57762 --- /dev/null +++ b/webapp/controller/xmlparse.php @@ -0,0 +1,55 @@ +loadXML($xmltext); + $array_e = $xml->getElementsByTagName('Encrypt'); + $array_a = $xml->getElementsByTagName('ToUserName'); + $encrypt = $array_e->item(0)->nodeValue; + $tousername = $array_a->item(0)->nodeValue; + return array(0, $encrypt, $tousername); + } catch (Exception $e) { + //print $e . "\n"; + return array(ErrorCode::$ParseXmlError, null, null); + } + } + + /** + * 生成xml消息 + * @param string $encrypt 加密后的消息密文 + * @param string $signature 安全签名 + * @param string $timestamp 时间戳 + * @param string $nonce 随机字符串 + */ + public function generate($encrypt, $signature, $timestamp, $nonce) + { + $format = " + + +%s + +"; + return sprintf($format, $encrypt, $signature, $timestamp, $nonce); + } + +} + + +?> \ No newline at end of file