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LightningPayment.body.php
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LightningPayment.body.php
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<?php
function time_elapsed_string($datetime, $full = false) {
$now = new DateTime;
// $ago = new DateTime($datetime);
$ago = new DateTime();
$ago->setTimestamp(intval($datetime));
$diff = $now->diff($ago);
$diff->w = floor($diff->d / 7);
$diff->d -= $diff->w * 7;
$string = array(
'y' => 'year',
'm' => 'month',
'w' => 'week',
'd' => 'day',
'h' => 'hour',
'i' => 'minute',
's' => 'second',
);
foreach ($string as $k => &$v) {
if ($diff->$k) {
$v = $diff->$k . ' ' . $v . ($diff->$k > 1 ? 's' : '');
} else {
unset($string[$k]);
}
}
if (!$full)
$string = array_slice($string, 0, 1);
return $string ? implode(', ', $string) . ' ' : 'just now';
}
class LightningPayment {
#not used?!
public static function getAllInvoices() {
global $wgLightningBackend;
switch ($wgLightningBackend) {
case 'lnbits':
global $wgLNBitsUrl;
global $wgLNBitsApiKey;
$context = stream_context_create([
"http" => [
'header' => 'X-Api-Key: '.$wgLNBitsApiKey,
]
]);
$ret = file_get_contents($wgLNBitsUrl . "/invoices", false, $context);
break;
case 'lightningcharge':
global $wgLightningPaymentNodeUrl;
global $wgLightningPaymentApiToken;
$auth = base64_encode("api-token:$wgLightningPaymentApiToken");
$context = stream_context_create([
"http" => [
'header' => 'Authorization: Basic '.$auth,
]
]);
$ret = file_get_contents($wgLightningPaymentNodeUrl . "/invoices", false, $context);
break;
default:
#clightning + lightning-charge by default
global $wgLightningPaymentNodeUrl;
global $wgLightningPaymentApiToken;
$auth = base64_encode("api-token:$wgLightningPaymentApiToken");
$context = stream_context_create([
"http" => [
'header' => 'Authorization: Basic '.$auth,
]
]);
$ret = file_get_contents($wgLightningPaymentNodeUrl . "/invoices", false, $context);
break;
}
return json_decode($ret);
}
public static function getInvoiceByLabel($label) {
global $wgLightningBackend;
switch ($wgLightningBackend) {
case 'lnbits':
global $wgLNBitsUrl;
global $wgLNBitsApiKey;
$context = stream_context_create([
"http" => [
'header' => 'X-Api-Key: '.$wgLNBitsApiKey,
]
]);
$ret = @file_get_contents($wgLNBitsUrl . "/api/v1/payments/" . $label, false, $context);
$ret = json_decode($ret, true);
break;
case 'lightningcharge':
global $wgLightningPaymentNodeUrl;
global $wgLightningPaymentApiToken;
$auth = base64_encode("api-token:$wgLightningPaymentApiToken");
$context = stream_context_create([
"http" => [
'header' => 'Authorization: Basic '.$auth,
]
]);
$ret = file_get_contents($wgLightningPaymentNodeUrl . "/invoice/" . $label, false, $context);
$ret = json_decode($ret);
break;
default:
#clightning + lightning-charge by default
global $wgLightningPaymentNodeUrl;
global $wgLightningPaymentApiToken;
$auth = base64_encode("api-token:$wgLightningPaymentApiToken");
$context = stream_context_create([
"http" => [
'header' => 'Authorization: Basic '.$auth,
]
]);
$ret = file_get_contents($wgLightningPaymentNodeUrl . "/invoice/" . $label, false, $context);
$ret = json_decode($ret);
break;
}
return $ret;
}
public static function createInvoice($msatoshi, $label, $description) {
global $wgLightningBackend;
switch ($wgLightningBackend) {
case 'lnbits':
global $wgLNBitsUrl;
global $wgLNBitsApiKey;
$amountinsats = $msatoshi/1000;
$postdata = json_encode(array(
'amount' => $amountinsats,
'memo' => $description,
'out' => false
)
);
$opts = array('http' =>
array(
'method' => 'POST',
"header" => ["X-Api-Key: " . $wgLNBitsApiKey,
"Content-Type: application/json"],
'content' => $postdata
)
);
$context = stream_context_create($opts);
$ret = file_get_contents($wgLNBitsUrl . "/api/v1/payments", false, $context);
break;
case 'lightningcharge':
global $wgLightningPaymentNodeUrl;
global $wgLightningPaymentApiToken;
$auth = base64_encode("api-token:$wgLightningPaymentApiToken");
$postdata = http_build_query(
array(
'msatoshi' => $msatoshi,
'description' => $description
)
);
$opts = array('http' =>
array(
'method' => 'POST',
'header' => 'Authorization: Basic '.$auth,
'content' => $postdata
)
);
$context = stream_context_create($opts);
$ret = file_get_contents($wgLightningPaymentNodeUrl . "/invoice", false, $context);
break;
default:
#clightning + lightning-charge by default
global $wgLightningPaymentNodeUrl;
global $wgLightningPaymentApiToken;
$auth = base64_encode("api-token:$wgLightningPaymentApiToken");
$postdata = http_build_query(
array(
'msatoshi' => $msatoshi,
'description' => $description
)
);
$opts = array('http' =>
array(
'method' => 'POST',
'header' => 'Authorization: Basic '.$auth,
'content' => $postdata
)
);
$context = stream_context_create($opts);
$ret = file_get_contents($wgLightningPaymentNodeUrl . "/invoice", false, $context);
break;
}
return json_decode($ret, true);
}
public static function generateLabel($wgUserId) {
$rand = rand(0, 9999999);
$label = 'wiki-pay|' . $wgUserId . '|' . $rand;
return $label;
}
public static function getInvoice($wgUserId, $invoiceId) {
global $wgLightningBackend;
if (empty($invoiceId)) {
$label = self::generateLabel($wgUserId);
} else {
$label = $invoiceId;
}
$desc = 'Anti-spam payment for wiki';
if (!empty($invoiceId)) {
$ret = self::getInvoiceByLabel($label);
}
if (empty($ret) || $ret == "Not Found" || $ret == "" || $ret == "false") {
$ret = self::createInvoice(1000, $label, $desc);
switch ($wgLightningBackend) {
case 'lnbits':
$bolt11 = $ret["payment_request"];
// lnbits does not return expiry
// $expiry = 1609653136;
$id = $ret["checking_id"];
break;
case 'lightningcharge':
$bolt11 = $ret["payreq"];
$expiry = $ret["expires_at"];
$id = $ret["id"];
break;
default:
#clightning + lightning-charge by default
$bolt11 = $ret["payreq"];
$expiry = $ret["expires_at"];
$id = $ret["id"];
break;
}
$status = 'unpaid';
} else {
// there's an existing invoice for this user!
switch ($wgLightningBackend) {
case 'lnbits':
$bolt11 = "existing lnbits invoice: ". $invoiceId;
// // lnbits does not return expiry
// $expiry = 1609653136;
// $id = $ret["checking_id"];
$status = $ret["paid"];
break;
case 'lightningcharge':
$bolt11 = $ret["payreq"];
$expiry = $ret["expires_at"];
$id = $ret["id"];
break;
default:
#clightning + lightning-charge by default
$bolt11 = $ret["payreq"];
$expiry = $ret["expires_at"];
$id = $ret["id"];
break;
}
}
// else {
// // $bolt11 = $ret->result->invoices[0]->bolt11;
// $bolt11 = $ret->result->invoices[0]->payreq;
// $expiry = $ret->result->invoices[0]->expires_at;
// $id = $ret->result->invoices[0]->id;
// // $status = $ret->result->invoices[0]->status;
// $status = 'notunpaid';
// }
// if ($status == 'expired') {
// // Labels can't be recycled, so we need a new one.
// $label = self::generateLabel($wgUserId);
// $ret = self::createInvoice(1000, $label, $desc);
// // $bolt11 = $ret->result->bolt11;
// $bolt11 = $ret->result->payreq;
// $expiry = $ret->result->expires_at;
// $id = $ret->result->id;
// $status = 'expired';
// }
$invoice = [
// 'expiry' => time_elapsed_string("@$expiry"),
'expiry' => time_elapsed_string($expiry),
// 'invoiceId' => $label,
'invoiceId' => $id,
'bolt11' => $bolt11,
'status' => $status,
];
return $invoice;
}
}