PHP code example of communitycart / bitcoin-wallet-api

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

communitycart / bitcoin-wallet-api example snippets

use Headzoo\Bitcoin\Wallet\Api\JsonRPC;
use Headzoo\Bitcoin\Wallet\Api\Wallet;
use Headzoo\Bitcoin\Wallet\Api\RPCException;

// These configuration settings must match those from the bitcoin.conf file.
$conf = [
    "user" => "testuser",
    "pass" => "testpass",
    "host" => "127.0.0.1",
    "port" => 9332
];

// Begin by creating a Wallet instance, which needs an instance of JsonRPC passed to it's constructor.
$wallet = new Wallet(new JsonRPC($conf));

try {
    // Get some basic information from the wallet.
    $info = $wallet->getInfo();
    print_r($info);
} catch (RPCException $e) {
    echo $e->getTraceAsString();
    die();
}

// Example output:
// [
//     "version"         => 90000,
//     "protocolversion" => 70002,
//     "walletversion"   => 60000,
//     "balance"         => 6.02730425,
//     "blocks"          => 292075,
//     "timeoffset"      => -1,
//     "connections"     => 65,
//     "proxy"           => "",
//     "difficulty"      => 4250217919.86953540,
//     "testnet"         => false,
//     "keypoololdest"   => 1387569300,
//     "keypoolsize"     => 101,
//     "paytxfee"        => 0,
//     "mininput"        => 0.00100000,
//     "unlocked_until"  => 0,
//     "errors"          => ""
// ]

try {
    // Get information about a specific block from the block chain.
    $block = $wallet->getBlock("00000000000000005242ff2ddc9a407d67632ae7ee97f8c472358931b8bfc679");
    print_r($block);
} catch (RPCException $e) {
    echo $e->getTraceAsString();
    die();
}

// Example output:
// [
//     "hash"               => "00000000000000005242ff2ddc9a407d67632ae7ee97f8c472358931b8bfc679",
//     "confirmations"      => 6,
//     "size"               => 76575,
//     "height"             => 292068,
//     "version"            => 2,
//     "merkleroot"         => "2520dd58da8b7e8d9f416db0c2d6669e63eb722a6bc6c344abfcfe64ac0ab024",
//     "tx"                 => [
//          "38c78866705c623615c502f13dff5da60cdfee74ec77025bbc0cd419b215bf5d",
//          "46f551c0ba5822410c2349c6114dfb668adab827180eb5489a289b940e996682"
//     ],
//     "time"               => 1395587882,
//     "nonce"              => 1796742204,
//     "bits"               => "190102b1",
//     "difficulty"         => 4250217919.86953540,
//     "chainwork"          => "000000000000000000000000000000000000000000002c6e31ad55d7fe8c8665",
//     "previousblockhash"  => "0000000000000000fa0424195c23ca1078d04011796f382778f211bde0a08ae5",
//     "nextblockhash"      => "0000000000000000c965941f8821c858c882414f0819aeccf1593076f97cb150"
// ]

// Signing a message using an address from the wallet, and then verifying the signature.
$address = "16sycWcsHDM1iedeLs11jDmryqHwsz8Bfd";
$message = "Mary had a little lamb.";
try {
    // Encrypted wallets must be unlocked first.
    $wallet->unlock("asd3sd945DS3a8D");
    $signature = $wallet->signMessage($address, $message);
    var_dump($signature);
} catch (RPCException $e) {
    echo $e->getTraceAsString();
    die();
}

// Example output:
// "IEE8F4Idkqt/q4qN4dXrMQBwrpetyrbAtPYptw+PM8As+XhSjo3qedsrlCccjaX7W+Gm9uXFz/MfLonwObgJkYw="

try {
    $is_valid = $wallet->isSignedMessageValid($address, $signature, $message);
    var_dump($is_valid);
} catch (RPCException $e) {
    echo $e->getTraceAsString();
    die();
}

// Example output:
// bool(true)

use Headzoo\Bitcoin\Wallet\Api\JsonRPC;
use Headzoo\Bitcoin\Wallet\Api\RPCException;

$conf = [
    "user" => "testuser",
    "pass" => "testpass",
    "host" => "127.0.0.1",
    "port" => 9332
];
$rpc = new JsonRPC($conf);

try {
    $info = $rpc->query("getinfo");
} catch (RPCException $e) {
    echo $e->getTraceAsString();
    die();
}

use Headzoo\Bitcoin\Wallet\Api\JsonRPC;
use Headzoo\Bitcoin\Wallet\Api\Wallet;
use Headzoo\Bitcoin\Wallet\Api\RPCException;

$conf = [
    "user" => "testnet",
    "pass" => "testnet",
    "host" => "localhost",
    "port" => 9332
];

try {
    $wallet  = new Wallet(JsonRPC($conf));
    $info    = $wallet->getInfo();
    $account = $wallet->getAccount("personal");
    $count   = $wallet->getBlockCount();
} catch (RPCException $e) {
    echo $e->getTraceAsString();
    die();
}

use Headzoo\Bitcoin\Wallet\Api\RPCPool;
use Headzoo\Bitcoin\Wallet\Api\JsonRPC;
use Headzoo\Bitcoin\Wallet\Api\RPCException;

// Start by creating a new pool, adding JsonRPCInterface instances to it, and then pass the pool
// to the Wallet constructor.
$conf = [
    "wallet1" => [
        "user" => "testnet",
        "pass" => "testnet",
        "host" => "localhost",
        "port" => 9332
    ],
    "wallet2" => [
        "user" => "testnet",
        "pass" => "testnet",
        "host" => "localhost",
        "port" => 9333
    ]
];

$pool = new RPCPool();
$pool->add(new JsonRPC($conf["wallet1"]));
$pool->add(new JsonRPC($conf["wallet2"]));
$wallet = new Wallet($pool);

// A different server will be chosen by the pool for each method call.
try {
    $info     = $wallet->getInfo();
    $balance  = $wallet->getBalance();
    $accounts = $wallet->getAccounts();
} catch (Headzoo\Bitcoin\Wallet\Api\RPCException $e) {
    echo $e->getTraceAsString();
    die();
}