Added Ripple USD Stablecoin support

docker-compose.linux.yml

@@ -1,6 +1,4 @@
 # Use this as docker-compose.override.yml if you use Linux
-version: '3.7'
-
 services:
   php:
     volumes:

docker-compose.mac.yml

@@ -1,6 +1,4 @@
 # Use this as docker-compose.override.yml if you use Mac
-version: '3.7'
-
 services:
   php:
     volumes:

docker-compose.yml

@@ -1,5 +1,3 @@
-version: '3.7'
-
 services:
   php:
     build:

examples/rlusd.php

@@ -0,0 +1,33 @@
+<?php
+
+require __DIR__ . '/../vendor/autoload.php';
+
+use Codedungeon\PHPCliColors\Color;
+use Hardcastle\XRPL_PHP\Core\Stablecoin;
+use Hardcastle\XRPL_PHP\Client\JsonRpcClient;
+
+print_r(PHP_EOL . Color::GREEN);
+print_r("┌───────────────────────┐" . PHP_EOL);
+print_r("│     RLUSD example     │" . PHP_EOL);
+print_r("└───────────────────────┘" . PHP_EOL);
+print_r(PHP_EOL . Color::RESET);
+
+const NETWORK = 'testnet';
+
+$client = new JsonRpcClient(NETWORK);
+
+print_r(Color::YELLOW . "Funding wallet, please wait..." . PHP_EOL);
+$wallet = $client->fundWallet();
+print_r(Color::GREEN . "Created wallet - address: " . Color::WHITE . "{$wallet->getAddress()} " . Color::GREEN . "seed: " . Color::WHITE . "{$wallet->getSeed()}" . PHP_EOL);
+
+
+print_r(Color::YELLOW . "Creating RLUSD trust line, please wait..." . PHP_EOL);
+$trustSetTx = [
+    "TransactionType" => "TrustSet",
+    "Account" => $wallet->getAddress(),
+    "LimitAmount" => Stablecoin::getRLUSDAmount(NETWORK, '10000')
+];
+$trustSetPreparedTx = $client->autofill($trustSetTx);
+$signedTx = $wallet->sign($trustSetPreparedTx);
+$trustSetResponse = $client->submitAndWait($signedTx['tx_blob']);
+print_r(Color::GREEN . "Trust line created! TxHash: " . Color::WHITE . "{$trustSetResponse->getResult()['hash']}" . PHP_EOL);

examples/xrpBalance.php

@@ -4,6 +4,7 @@
 
 use Hardcastle\XRPL_PHP\Client\JsonRpcClient;
 use Hardcastle\XRPL_PHP\Models\Account\AccountInfoRequest;
+use Hardcastle\XRPL_PHP\Models\Account\AccountTxRequest;
 
 /**
  * This script can be used with the examples from
@@ -14,7 +15,7 @@
  * by using the above link
  */
 
-$testnetAccount = 'rN7T1bzCHSwQu6adkqPJAtvF4mdf1FMuG6'; //Address, not seed!
+$testnetAccount = 'rNmDxPqCiPj65nXbvaxyqNn3JDqFYUEjd8'; //Address, not seed!
 
 $client = new JsonRpcClient("https://s.altnet.rippletest.net:51234");
 
@@ -29,3 +30,12 @@
 print_r("XRP Balance for Wallet {$testnetAccount} is {$json['result']['account_data']['Balance']} XRP");
 print_r(PHP_EOL);
 
+$req = new AccountTxRequest($testnetAccount);
+$res = $client->syncRequest($req, true);
+
+$content = $response->getBody()->getContents();
+$json = json_decode($content, true);
+
+print_r(PHP_EOL);
+print_r($json);
+print_r(PHP_EOL);

src/Client/JsonRpcClient.php

@@ -19,6 +19,7 @@
 use GuzzleHttp\Promise\PromiseInterface;
 use GuzzleHttp\Psr7\Request;
 use Psr\Http\Message\ResponseInterface;
+use Hardcastle\XRPL_PHP\Core\Networks;
 use Hardcastle\XRPL_PHP\Models\BaseRequest;
 use Hardcastle\XRPL_PHP\Models\BaseResponse;
 use Hardcastle\XRPL_PHP\Models\ErrorResponse;
@@ -59,7 +60,7 @@ public function __construct(
         ?string $maxFeeXrp = null,
         ?float $timeout = 3.0
     ) {
-        $this->connectionUrl = $connectionUrl;
+        $this->connectionUrl = $this->getNetworkUrl($connectionUrl);
 
         $this->feeCushion = $feeCushion ?? self::DEFAULT_FEE_CUSHION;
 
@@ -353,6 +354,7 @@ public function submit(
      * @param bool|null $autofill
      * @param bool|null $failHard
      * @param Wallet|null $wallet
+     *
      * @return TxResponse
      * @throws Exception
      */
@@ -366,6 +368,23 @@ public function submitAndWait(
         return submitAndWait($this, $transaction, $autofill, $failHard, $wallet);
     }
 
+    /**
+     *
+     *
+     * @param string $connection
+     *
+     * @return string
+     */
+    private function getNetworkUrl(string $connection): string
+    {
+        try {
+            $network = Networks::getNetwork($connection);
+            return $network['jsonRpcUrl'];
+        } catch (Exception $e) {
+            return $connection;
+        }
+    }
+
     /*
         public function getBalances()
         {

src/Core/Networks.php

@@ -17,8 +17,8 @@ class Networks
     private const NETWORKS = [
         'mainnet' => [
             'label' => 'XRPL Mainnet',
-            'jsonRpcUrl' => 'https://s1.ripple.com:51234',
-            'wsUrl' => 'wss://s1.ripple.com',
+            'jsonRpcUrl' => 'https://xrplcluster.com',
+            'wsUrl' => 'wss://xrplcluster.com',
             'networkId' => 0
         ],
         'testnet' => [

src/Core/Stablecoin.php

@@ -0,0 +1,46 @@
+<?php declare(strict_types=1);
+/**
+ * XRPL-PHP
+ *
+ * Copyright (c) Alexander Busse | Hardcastle Technologies
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Hardcastle\XRPL_PHP\Core;
+
+use Exception;
+
+class Stablecoin {
+    private const RLUSD = [
+        'mainnet' => [
+            'issuer' => 'rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De',
+            'currency' => 'USD',
+        ],
+        'testnet' => [
+            'issuer' => 'rQhWct2fv4Vc4KRjRgMrxa8xPN9Zx9iLKV',
+            'currency' => 'USD',
+        ],
+    ];
+
+    public static function getRLUSD(string $network): array
+    {
+        if (isset(self::RLUSD[$network])) {
+            return self::RLUSD[$network];
+        }
+
+        throw new Exception('RLUSD not available for network: ' . $network);
+    }
+
+    public static function getRLUSDAmount(string $network, string $value): array
+    {
+        $rlusd = self::getRLUSD($network);
+
+        return [
+            'currency' => $rlusd['currency'],
+            'issuer' => $rlusd['issuer'],
+            'value' => $value,
+        ];
+    }
+}