function issue($commodity, $amount)
{
if (!is_numeric($amount) || $amount <= 0) {
// Not a suitable number.
error('field/invalid', 'amount');
}
// Make and store the address pair:
$keypair = generateKeyPair();
$publicKey = storeKeyPair($keypair);
// Build the API message. It requires the tag, amount and an address.
$payload = '{"tag":"' . $commodity . '","amount":' . $amount . ',"address":"' . $publicKey . '"}';
// Call the issue API:
$error;
$result = callRoot('commodity/issue', $payload, $error);
if ($error) {
// Failed.
return false;
}
// Ok!
return true;
}
// Get the policy name:
$policyName = 'closed';
if ($policy == 1) {
// Public policy.
$policyName = 'public';
} else {
if ($policy == 2) {
// Reviewed.
$policyName = 'reviewed';
}
}
// Now we call the root commodity/create API:
$rootCreate = '{"tag":"' . $tag . '","policy":"' . $policyName . '","description":' . json_encode($description) . ',"name":' . json_encode($name) . ',"divisor":' . $divisor . ',"issuer":"' . $futureIssuer . '"}';
// Send the request to root:
$error;
$response = callRoot('commodity/create', $rootCreate, $error);
if ($error) {
// Failed to request root.
error('root/failed', $error);
}
// It was successful! futureIssuer is now the issuer of $tag.
// Let's tell them about it using the status API again:
issuerStatus($futureIssuer, $tag, 'success');
// -----------------------------
// Let the requester know that the request got here:
echo '{"status":"OK"}';
} else {
// Reviewed request (2). Note that it's not anything else (i.e. closed)
// because we do a check for 1 or 2 further up.
// Add it to a pending table instead,
// review it however you wish, then call the above with success/reject.
// Device already has an account assigned to it.
error('device/assigned');
}
// Username available?
$row = $dz->get_row('select Username from `Root.Usernames` where `Username`="' . $user . '"');
if ($row) {
// Username used.
error('username/exists');
}
// Generate a keypair which is used to sign for this user:
$signPair = generateKeyPair();
// Get the public key as hex:
$pubSignKey = bin2hex($signPair['public']);
// 'Claim' the username by calling the root API:
$error;
$result = callRoot('username/create', '{"username":"******","public_key":"' . $pubSignKey . '"}', $error);
if ($error) {
// Error claiming the username.
// This mainly indicates that one or more people tried to obtain it at the same time.
error('username/unclaimed');
}
// Hex the private key too:
$privSignKey = bin2hex($signPair['private']);
// Create the account now:
$dz->query('insert into `Bank.Accounts`(`Username`,`FullName`,`Registered`,`Country`,`SignKey`) values ("' . $user . '","' . $fullName . '",' . time() . ',0,unhex("' . $privSignKey . '"))');
// Get the account row ID:
$accountID = $dz->insert_id();
// Apply account settings next.
$dz->query('insert into `Bank.Account.Settings`(`Setting`,`Value`,`Account`) values ' . '("commodity.pref","' . $bankCurrency . '",' . $accountID . '), ' . '("email","' . $email . '",' . $accountID . ')');
// Associate the device with the account:
$dz->query('update `Bank.Devices` set `Account`=' . $accountID . ' where ID=' . $verifiedDevice);
function globalTransfer($fromAddress, $toAddress, $toGroup, $amount, $fromBalance, $private)
{
// Request the root now:
global $thisEntity;
// Get the from group:
$fromGroup = $thisEntity['Group'];
// Build the signed data:
$signed = $fromGroup . '/' . $fromAddress . '-' . $toGroup . '/' . $toAddress . '-' . $amount . '-' . $fromBalance;
// Sign it:
$signature = base64_encode(sign($signed, $private));
// Call the root API:
$error;
$response = callRoot('transfer/create', '{"from":{"address":"' . $fromAddress . '","group":' . $fromGroup . ',"balance":' . $fromBalance . '},"to":{"address":"' . $toAddress . '","group":' . $toGroup . '},"amount":' . $amount . ',"signature":"' . $signature . '"}', $error);
if ($error) {
// Remote server generated an error:
error('remote/error', $error);
}
// Success!
return true;
}
