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cluster0: QR verify email attachment, libqrencode-tools, src=qr analytics

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ShortLinksRepository mail pack + renderQrPng; cluster APK includes
libqrencode-tools; deploy-ac-url-shortener ensures QR CLI.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
Anton Afanasyeu
2026-06-23 18:53:35 +02:00
parent d8c8b3a57a
commit 7a014118a2
5 changed files with 154 additions and 20 deletions
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107
sim/cluster0/lab-seeds/backend/src/AuthMailer.php
View File

@@ -6,35 +6,82 @@ final class AuthMailer {
private function __construct() {
}
public static function send(string $to, string $subject, string $bodyText): bool {
/**
* @param list<array{name:string,data:string,type:string}> $attachments
*/
public static function send(string $to, string $subject, string $bodyText, array $attachments = []): bool {
$from = (string) cfg('mail.from', 'Android Cast <noreply@apps.f0xx.org>');
$replyTo = (string) cfg('mail.reply_to', '');
$transport = strtolower((string) cfg('mail.transport', 'smtp'));
if ($transport === 'sendmail') {
return self::sendMail($to, $subject, $bodyText, $from, $replyTo);
return self::sendMail($to, $subject, $bodyText, $from, $replyTo, $attachments);
}
return self::sendSmtp($to, $subject, $bodyText, $from, $replyTo);
return self::sendSmtp($to, $subject, $bodyText, $from, $replyTo, $attachments);
}
public static function sendVerifyEmail(string $to, string $verifyUrl): bool {
$subject = 'Verify your Android Cast account';
$link = class_exists('ShortLinksRepository', false)
? ShortLinksRepository::shortenForOutbound($verifyUrl, 86400)
: $verifyUrl;
$body = "Open this link to verify your email (valid 24h):\n\n" . $link . "\n";
return self::send($to, $subject, $body);
$shortUrl = $verifyUrl;
$qrScan = $verifyUrl;
$qrPng = null;
if (class_exists('ShortLinksRepository', false)) {
$pack = ShortLinksRepository::shortenForOutboundMail($verifyUrl, 86400);
$shortUrl = (string) ($pack['short_url'] ?? $verifyUrl);
$qrScan = (string) ($pack['qr_scan_url'] ?? $shortUrl);
$qrPng = $pack['qr_png'] ?? null;
}
$body = "Open this link to verify your email (valid 24h):\n\n"
. $shortUrl . "\n\n";
if ($qrPng !== null && $qrPng !== '') {
$body .= "Or scan the attached QR code on your phone (opens the same short link).\n";
}
$attachments = [];
if ($qrPng !== null && $qrPng !== '') {
$attachments[] = [
'name' => 'verify-email-qr.png',
'data' => $qrPng,
'type' => 'image/png',
];
}
return self::send($to, $subject, $body, $attachments);
}
private static function sendMail(string $to, string $subject, string $body, string $from, string $replyTo): bool {
/**
* @param list<array{name:string,data:string,type:string}> $attachments
*/
private static function sendMail(
string $to,
string $subject,
string $body,
string $from,
string $replyTo,
array $attachments
): bool {
$headers = "From: {$from}\r\n";
if ($replyTo !== '') {
$headers .= "Reply-To: {$replyTo}\r\n";
}
$headers .= "Content-Type: text/plain; charset=UTF-8\r\n";
return @mail($to, $subject, $body, $headers);
if ($attachments === []) {
$headers .= "Content-Type: text/plain; charset=UTF-8\r\n";
return @mail($to, $subject, $body, $headers);
}
$built = self::buildMime($body, $attachments);
$headers .= "MIME-Version: 1.0\r\n";
$headers .= 'Content-Type: multipart/mixed; boundary="' . $built['boundary'] . "\"\r\n";
return @mail($to, $subject, $built['body'], $headers);
}
private static function sendSmtp(string $to, string $subject, string $body, string $from, string $replyTo): bool {
/**
* @param list<array{name:string,data:string,type:string}> $attachments
*/
private static function sendSmtp(
string $to,
string $subject,
string $body,
string $from,
string $replyTo,
array $attachments
): bool {
$host = (string) cfg('mail.smtp.host', '127.0.0.1');
$port = (int) cfg('mail.smtp.port', 587);
$enc = strtolower((string) cfg('mail.smtp.encryption', 'tls'));
@@ -46,7 +93,7 @@ final class AuthMailer {
$fp = @stream_socket_client($remote . ':' . $port, $errno, $errstr, 15);
if ($fp === false) {
error_log('AuthMailer SMTP connect failed: ' . $errstr);
return self::sendMail($to, $subject, $body, $from, $replyTo);
return self::sendMail($to, $subject, $body, $from, $replyTo, $attachments);
}
stream_set_timeout($fp, 15);
if (!self::smtpExpect($fp, [220])) {
@@ -108,11 +155,19 @@ final class AuthMailer {
fclose($fp);
return false;
}
$mime = $attachments === [] ? null : self::buildMime($body, $attachments);
$msg = "From: {$from}\r\n";
if ($replyTo !== '') {
$msg .= "Reply-To: {$replyTo}\r\n";
}
$msg .= "To: {$to}\r\nSubject: {$subject}\r\nContent-Type: text/plain; charset=UTF-8\r\n\r\n{$body}\r\n.\r\n";
$msg .= "To: {$to}\r\nSubject: {$subject}\r\n";
if ($mime === null) {
$msg .= "Content-Type: text/plain; charset=UTF-8\r\n\r\n{$body}\r\n.\r\n";
} else {
$msg .= "MIME-Version: 1.0\r\n";
$msg .= 'Content-Type: multipart/mixed; boundary="' . $mime['boundary'] . "\"\r\n\r\n";
$msg .= $mime['body'] . "\r\n.\r\n";
}
fwrite($fp, $msg);
if (!self::smtpExpect($fp, [250])) {
fclose($fp);
@@ -123,6 +178,30 @@ final class AuthMailer {
return true;
}
/**
* @param list<array{name:string,data:string,type:string}> $attachments
* @return array{boundary:string,body:string}
*/
private static function buildMime(string $textBody, array $attachments): array {
$boundary = 'ac_' . bin2hex(random_bytes(12));
$out = "--{$boundary}\r\n";
$out .= "Content-Type: text/plain; charset=UTF-8\r\n";
$out .= "Content-Transfer-Encoding: 8bit\r\n\r\n";
$out .= $textBody . "\r\n";
foreach ($attachments as $att) {
$name = (string) ($att['name'] ?? 'attachment.bin');
$type = (string) ($att['type'] ?? 'application/octet-stream');
$data = (string) ($att['data'] ?? '');
$out .= "--{$boundary}\r\n";
$out .= "Content-Type: {$type}; name=\"{$name}\"\r\n";
$out .= "Content-Transfer-Encoding: base64\r\n";
$out .= "Content-Disposition: attachment; filename=\"{$name}\"\r\n\r\n";
$out .= chunk_split(base64_encode($data), 76, "\r\n");
}
$out .= "--{$boundary}--\r\n";
return ['boundary' => $boundary, 'body' => $out];
}
/** @param resource $fp @param list<int> $codes */
private static function smtpExpect($fp, array $codes): bool {
$line = '';

58
sim/cluster0/lab-seeds/backend/src/ShortLinksRepository.php
View File

@@ -481,20 +481,70 @@ final class ShortLinksRepository {
/** Outbound mail/SMS — shorten our URLs; fall back to long URL on failure. */
public static function shortenForOutbound(string $longUrl, int $ttlSeconds = 86400): string {
return self::shortenForOutboundMail($longUrl, $ttlSeconds)['short_url'];
}
/**
* Short link + QR payload for outbound mail.
*
* @return array{short_url:string,qr_scan_url:string,qr_png:?string}
*/
public static function shortenForOutboundMail(string $longUrl, int $ttlSeconds = 86400): array {
$longUrl = trim($longUrl);
$fallback = ['short_url' => $longUrl, 'qr_scan_url' => $longUrl, 'qr_png' => null];
if ($longUrl === '' || !UrlShortenerDatabase::enabled() || !UrlShortenerDatabase::ping()) {
return $longUrl;
return $fallback;
}
$bearerId = self::resolveOutboundBearerId();
if ($bearerId <= 0) {
return $longUrl;
return $fallback;
}
$mint = self::createLink($bearerId, $longUrl, $ttlSeconds);
if (empty($mint['ok']) || empty($mint['short_url'])) {
error_log('ShortLinksRepository: outbound shorten failed');
return $longUrl;
return $fallback;
}
return (string) $mint['short_url'];
$shortUrl = (string) $mint['short_url'];
$qrScan = self::qrScanUrl($shortUrl);
return [
'short_url' => $shortUrl,
'qr_scan_url' => $qrScan,
'qr_png' => self::renderQrPng($qrScan),
];
}
/** Short URL with src=qr for QR encoding and phone scan analytics. */
public static function qrScanUrl(string $shortUrl): string {
return self::appendQueryParam($shortUrl, 'src', 'qr');
}
public static function appendQueryParam(string $url, string $key, string $value): string {
$sep = str_contains($url, '?') ? '&' : '?';
return $url . $sep . rawurlencode($key) . '=' . rawurlencode($value);
}
public static function renderQrPng(string $text, int $size = 256): ?string {
$text = trim($text);
if ($text === '') {
return null;
}
$qrencode = trim((string) shell_exec('command -v qrencode 2>/dev/null') ?? '');
if ($qrencode === '') {
return null;
}
$size = max(128, min(512, $size));
$moduleSize = max(2, (int) round($size / 40));
$cmd = sprintf(
'%s -t PNG -s %d -m 1 -o - %s 2>/dev/null',
escapeshellcmd($qrencode),
$moduleSize,
escapeshellarg($text)
);
$out = shell_exec($cmd);
if (!is_string($out) || strlen($out) < 8) {
return null;
}
return $out;
}
private static function resolveOutboundBearerId(): int {