function qrcode($lang, $arglist = false)
{
$s = false;
$size = 1;
$margin = 0;
$fg = $bg = false;
$quality = 'M';
$token = false;
$qs = array('L', 'M', 'Q', 'H');
$with_token = false;
if (is_array($arglist)) {
if (isset($arglist['s'])) {
$s = $arglist['s'];
}
if (isset($arglist['fg'])) {
$fg = $arglist['fg'];
}
if (isset($arglist['bg'])) {
$bg = $arglist['bg'];
}
if (isset($arglist['quality'])) {
$quality = $arglist['quality'];
}
if (isset($arglist['size'])) {
$size = $arglist['size'];
}
if (isset($arglist['margin'])) {
$margin = $arglist['margin'];
}
if ($with_token) {
if (isset($arglist['token'])) {
$token = $arglist['token'];
}
}
}
if ($with_token) {
if (!isset($_SESSION['qrcode_token']) or $token != $_SESSION['qrcode_token']) {
return run('error/badrequest', $lang);
}
unset($_SESSION['qrcode_token']);
}
if (!$s or !is_numeric($size) or !is_numeric($margin) or !$quality or !in_array($quality, $qs) or $fg and !validate_color($fg) or $bg and !validate_color($bg)) {
return run('error/badrequest', $lang);
}
if ($size < 1) {
$size = 1;
}
if ($margin < 0) {
$margin = 0;
}
$png = qrencode($s, $size, $quality, $fg, $bg, $margin);
if (!$png) {
return run('error/internalerror', $lang);
}
header('Content-Type: image/png');
header("Content-Disposition: inline; filename=qr.png");
echo $png;
return false;
}
<?php
define('ROOT_DIR', dirname(__FILE__));
set_include_path(get_include_path() . PATH_SEPARATOR . ROOT_DIR . DIRECTORY_SEPARATOR . 'library');
set_include_path(get_include_path() . PATH_SEPARATOR . ROOT_DIR . DIRECTORY_SEPARATOR . 'includes');
require_once 'qrencode.php';
$s = 'http://www.izend.org';
$size = 10;
$quality = 'Q';
$fg = '#333333';
$bg = '#ffffc0';
$margin = 0;
$png = qrencode($s, $size, $quality, $fg, $bg, $margin);
if ($png) {
file_put_contents(ROOT_DIR . DIRECTORY_SEPARATOR . 'qr.png', $png);
}