public function getImage()
{
if ($this->xmlrpc) {
try {
$data = $this->captcha->getImage($this->getHash());
$im = imagecreatefromstring($data);
$img = new NImage($im);
} catch (Exception $e) {
$img = NImage::fromBlank(200, 25, NImage::rgb(255, 255, 255));
$img->imagestring($img, 3, 0, 0, "Nepodarilo se ziskat obrazek", 1);
$this->addError($e->__toString());
}
//$img->send(NImage::GIF);
return (string) $img;
} else {
return $this->image;
}
}
/**
* @access public
* @param $src_hash
* @static
* @ParamType $src_hash
*/
public static function showImage($src_hash)
{
$crypt = new Crypt();
$crypt->Mode = Crypt::MODE_HEX;
$crypt->Key = self::_CRYPT;
list($src, $hash) = explode("|", $src_hash, 2);
list($hash, $ext) = explode(".", $hash, 2);
list($width, $height, $flags) = explode("|", $crypt->decrypt($hash));
//preverenie
if (strlen($ext) > 5 or strstr($src, '/') or !is_numeric($width) or !is_numeric($width) or !is_numeric($height) or !is_numeric($flags) or $flags > 10) {
throw new Exception('Nastala chyba - nespravny subor.');
}
$image = NImage::fromFile(NEnvironment::getConfig()->file['dir_abs'] . '/original/' . $src . '.' . $ext);
//progressive
$image->interlace(true);
if ($flags != 6) {
$image->resize($width, $height, $flags);
}
if ($flags == 5) {
$image->crop("50%", "50%", $width, $height);
}
if ($flags == 6) {
$image->resize($width, $height, 1);
$i_height = $image->getHeight();
$i_width = $image->getWidth();
$position_top = (int) (($height - $i_height) / 2);
$position_left = (int) (($width - $i_width) / 2);
$color = array('red' => 255, 'green' => 255, 'blue' => 255);
$blank = NImage::fromBlank($width, $height, $color);
$blank->place($image, $position_left, $position_top);
$image = $blank;
// $image->crop ( "50%", "50%", $width, $height );
// echo 1;
$image->save(self::gURL($src, $ext, $width, $height, $flags, 'dir_abs'));
$image->send();
exit;
}
// var_dump(self::gURL($src, $ext, $width, $height, $flags, 'dir_abs'));
// exit;
$dirUrl = self::gURL($src, $ext, $width, $height, $flags, 'dir_abs');
$image->save($dirUrl, 80, NImage::JPEG);
$image->send();
exit;
}
