wallet tron transactions

sdk/Wallet/Tools/Formatter.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Sdk\Wallet\Tools;
+
+/**
+ * 数据签名
+ * Class Formatter
+ * @package Ethereum
+ */
+class Formatter
+{
+
+    /**
+     * 对于方法名和参数类型做签名
+     * @param $method
+     * @return string
+     */
+    public static function toMethodFormat($method)
+    {
+        return Utils::stripZero(substr(Utils::sha3($method), 0, 10));
+    }
+
+    /**
+     * 地址签名
+     * @param $address
+     * @return string
+     */
+    public static function toAddressFormat($address)
+    {
+        if (Utils::isAddress($address)) {
+            $address = strtolower($address);
+
+            if (Utils::isZeroPrefixed($address)) {
+                $address = Utils::stripZero($address);
+            }
+        }
+        return implode('', array_fill(0, 64 - strlen($address), 0)) . $address;
+    }
+
+    /**
+     * 数字签名
+     * @param $value
+     * @param int $digit
+     * @return string
+     */
+    public static function toIntegerFormat($value, $digit = 64)
+    {
+        $bn = Utils::toBn($value);
+        $bnHex = $bn->toHex(true);
+        $padded = mb_substr($bnHex, 0, 1);
+
+        if ($padded !== 'f') {
+            $padded = '0';
+        }
+        return implode('', array_fill(0, $digit - mb_strlen($bnHex), $padded)) . $bnHex;
+    }
+}