public function getTan($value)
{
$dbh = $this->getDatabaseHandler();
$stmt = $dbh->prepare("SELECT * FROM tans WHERE tan_value = :tanValue;");
$stmt->bindParam(':tanValue', $value);
$stmt->execute();
if ($data = $stmt->fetch(\PDO::FETCH_ASSOC)) {
$tan = new Tan();
$tan->exchangeArray($data);
return $tan;
}
return null;
}
public function generateTanPdf(Customer $customer, $password)
{
$tanRepository = $this->getTanRepository();
$tans = array();
for ($i = 0; $i < self::NUMBER_OF_INIT_TANS; $i++) {
$tan = Tan::generate($customer->id);
if ($tanRepository->saveTan($tan)) {
$tans[] = $tan;
}
}
$tans = array_map(function ($tan) {
return $tan->value;
}, $tans);
function wrapWithWhitespace($str, $length)
{
$neededPadding = $length - strlen($str);
$front = floor($neededPadding / 2) > 0 ? floor($neededPadding / 2) : 0;
$back = ceil($neededPadding / 2) > 0 ? ceil($neededPadding / 2) : 0;
$str = str_repeat(" ", $front) . $str . str_repeat(" ", $back);
return substr($str, 0, $length);
}
try {
$p = new \PDFlib();
if ($p->begin_document("", "") == 0) {
die("Error: " . $p->get_errmsg());
}
$p->set_info("Creator", "SitzBank");
$p->set_info("Author", "SitzBank App");
$p->set_info("Title", "Tans for {$customer->firstname} {$customer->lastname}");
$p->set_parameter("textformat", "utf8");
$p->begin_page_ext(595, 842, "");
$font = $p->load_font("Helvetica-Bold", "winansi", "");
$p->setfont($font, 18.0);
$p->set_text_pos(25, 780);
$p->show("Tans for {$customer->firstname} {$customer->lastname}");
$font = $p->load_font("Courier", "winansi", "");
$p->setfont($font, 9.0);
$p->set_text_pos(20, 750);
$p->show(str_repeat("-", 100));
$tansPerRow = 4;
for ($i = 0; $i < count($tans); $i += $tansPerRow) {
$limit = min($i + $tansPerRow, count($tans));
$row = array_slice($tans, $i, $limit);
$row = array_map(function ($str) {
return wrapWithWhitespace($str, 25);
}, $row);
$p->continue_text(implode('|', $row));
}
$p->continue_text(str_repeat("-", 100));
$p->end_page_ext("");
$p->end_document("");
$buf = $p->get_buffer();
} catch (\Exception $e) {
return JsonErrorResponse::fromKey(JsonErrorResponse::UNEXPECTED_ERROR);
}
$temp_file = tempnam(sys_get_temp_dir(), 'SBTanPdf');
file_put_contents($temp_file, $buf);
$temp_file_output = $temp_file . "-pw";
if (in_array(strtoupper(substr(PHP_OS, 0, 3)), array('DAR', 'WIN'))) {
shell_exec("cp {$temp_file} {$temp_file_output}");
} else {
shell_exec("/usr/bin/pdftk {$temp_file} output {$temp_file_output} user_pw {$password}");
}
return $temp_file_output;
}
