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