"; //error_log("=========>sourceSignString:".$sourceSignString, 0); $sha256SourceSignString = hash ( "sha256", $sourceSignString); //error_log($sha256SourceSignString, 0); //echo "sha256SourceSignString=".htmlspecialchars($sha256SourceSignString)."
"; return RSAUtils::encryptByPrivateKey ($sha256SourceSignString); } public static function sign($params,$unSignKeyList) { ksort($params); $sourceSignString = SignUtil::signString ( $params, $unSignKeyList ); //error_log($sourceSignString, 0); $sha256SourceSignString = hash ( "sha256", $sourceSignString); //error_log($sha256SourceSignString, 0); return RSAUtils::encryptByPrivateKey ($sha256SourceSignString); } public static function signString($data, $unSignKeyList) { $linkStr=""; $isFirst=true; ksort($data); foreach($data as $key=>$value){ if($value=="" || in_array($key, $unSignKeyList)) continue; $linkStr.=$key."=".$value."&"; } return substr($linkStr,0,-1); } }