/**
* Ulozit obrazek do uloziste
* @param resource $res resource obrazku
* @param string $path cesta k adresari uloziste vcetne lomitka
* @param string|null subcesta v adresari uloziste vcetne lomitka nebo null
* @param string $format pozadovany format obrazku
* @param int $jpg_quality kvalita JPG obrazku
* @param string|null $uid UID obrazku nebo null (= vygeneruje se automaticky)
* @return array v pripade uspechu array(true, kod, filepath, uid), jinak array(false, kod, zprava)
*/
function _pictureStoragePut($res, $path, $home_path, $format, $jpg_quality = 80, $uid = null)
{
// vygenerovani uid
if (!isset($uid)) {
$uid = uniqid('');
}
// sestaveni cesty
if (isset($home_path)) {
$path .= $home_path;
}
// proces
$code = 0;
do {
// kontrola adresare
if (!is_dir($path) && !@mkdir($path, 0777, true)) {
$code = 1;
break;
}
// kontrola formatu
if (!_checkGD($format)) {
$code = 2;
break;
}
// sestaveni nazvu
$fname = $path . $uid . '.' . $format;
// zapsani souboru
switch ($format) {
case 'jpg':
case 'jpeg':
$write = @imagejpeg($res, $fname, $jpg_quality);
break;
case 'png':
$write = @imagepng($res, $fname);
break;
case 'gif':
$write = @imagegif($res, $fname);
break;
}
// uspech?
if ($write) {
return array(true, $code, $fname, $uid);
}
// jo
$code = 3;
// ne
} while (false);
// chyba
global $_lang;
return array(false, $code, $_lang['pic.put.' . $code]);
}
<?php
// jadro
require '../require/load.php';
define('_header', '');
SL::init('../');
// kontrola GD
_checkGD("jpg", true);
// inicializace obrazku, nacteni kodu
$imgw = 65;
$imgh = 22;
$img = imagecreate($imgw, $imgh);
if (isset($_GET['n']) and isset($_SESSION[_sessionprefix . 'captcha_code'][(int) $_GET['n']])) {
list($code, $drawn) = $_SESSION[_sessionprefix . 'captcha_code'][(int) $_GET['n']];
if ($drawn) {
die;
}
$_SESSION[_sessionprefix . 'captcha_code'][(int) $_GET['n']][1] = true;
} else {
die;
}
/**
* Linear perspective class
*/
class linear_perspective
{
public $cam_location = array('x' => -30, 'y' => 0, 'z' => -250);
public $cam_rotation = array('x' => -1, 'y' => 0, 'z' => 0);
public $viewer_position = array('x' => 450, 'y' => -500, 'z' => -80);
public function getProjection($point)
{
