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<?php
/**
* PHP QR Code porting for Codeigniter
*
* @package CodeIgniter
* @subpackage Libraries
* @category Libraries
* @porting author dwi.setiyadi@gmail.com
* @original author http://phpqrcode.sourceforge.net/
*
* @version 1.0
*/
class Ciqrcode
{
var $cacheable = true;
var $cachedir = 'application/cache/';
var $errorlog = 'application/logs/';
var $quality = true;
var $size = 1024;
function __construct($config = array()) {
// call original library
include "qrcode/qrconst.php";
include "qrcode/qrtools.php";
include "qrcode/qrspec.php";
include "qrcode/qrimage.php";
include "qrcode/qrinput.php";
include "qrcode/qrbitstream.php";
include "qrcode/qrsplit.php";
include "qrcode/qrrscode.php";
include "qrcode/qrmask.php";
include "qrcode/qrencode.php";
$this->initialize($config);
}
public function initialize($config = array()) {
$this->cacheable = (isset($config['cacheable'])) ? $config['cacheable'] : $this->cacheable;
$this->cachedir = (isset($config['cachedir'])) ? $config['cachedir'] : FCPATH.$this->cachedir;
$this->errorlog = (isset($config['errorlog'])) ? $config['errorlog'] : FCPATH.$this->errorlog;
$this->quality = (isset($config['quality'])) ? $config['quality'] : $this->quality;
$this->size = (isset($config['size'])) ? $config['size'] : $this->size;
// use cache - more disk reads but less CPU power, masks and format templates are stored there
if (!defined('QR_CACHEABLE')) define('QR_CACHEABLE', $this->cacheable);
// used when QR_CACHEABLE === true
if (!defined('QR_CACHE_DIR')) define('QR_CACHE_DIR', $this->cachedir);
// default error logs dir
if (!defined('QR_LOG_DIR')) define('QR_LOG_DIR', $this->errorlog);
// if true, estimates best mask (spec. default, but extremally slow; set to false to significant performance boost but (propably) worst quality code
if ($this->quality) {
if (!defined('QR_FIND_BEST_MASK')) define('QR_FIND_BEST_MASK', true);
} else {
if (!defined('QR_FIND_BEST_MASK')) define('QR_FIND_BEST_MASK', false);
if (!defined('QR_DEFAULT_MASK')) define('QR_DEFAULT_MASK', $this->quality);
}
// if false, checks all masks available, otherwise value tells count of masks need to be checked, mask id are got randomly
if (!defined('QR_FIND_FROM_RANDOM')) define('QR_FIND_FROM_RANDOM', false);
// maximum allowed png image width (in pixels), tune to make sure GD and PHP can handle such big images
if (!defined('QR_PNG_MAXIMUM_SIZE')) define('QR_PNG_MAXIMUM_SIZE', $this->size);
}
public function generate($params = array()) {
if (isset($params['black'])
&& is_array($params['black'])
&& count($params['black']) == 3
&& array_filter($params['black'], 'is_int') === $params['black']) {
QRimage::$black = $params['black'];
}
if (isset($params['white'])
&& is_array($params['white'])
&& count($params['white']) == 3
&& array_filter($params['white'], 'is_int') === $params['white']) {
QRimage::$white = $params['white'];
}
$params['data'] = (isset($params['data'])) ? $params['data'] : 'QR Code Library';
if (isset($params['savename'])) {
$level = 'L';
if (isset($params['level']) && in_array($params['level'], array('L','M','Q','H'))) $level = $params['level'];
$size = 4;
if (isset($params['size'])) $size = min(max((int)$params['size'], 1), 10);
QRcode::png($params['data'], $params['savename'], $level, $size, 2);
return $params['savename'];
} else {
$level = 'L';
if (isset($params['level']) && in_array($params['level'], array('L','M','Q','H'))) $level = $params['level'];
$size = 4;
if (isset($params['size'])) $size = min(max((int)$params['size'], 1), 10);
QRcode::png($params['data'], NULL, $level, $size, 2);
}
}
}
/* end of file */