commitall

application/libraries/Ciqrcode.php

@@ -0,0 +1,103 @@
+<?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()) {
+		include APPPATH. "/third_party/qrcode/qrconst.php";
+		include APPPATH. "/third_party/qrcode/qrtools.php";
+		include APPPATH. "/third_party/qrcode/qrspec.php";
+		include APPPATH. "/third_party/qrcode/qrimage.php";
+		include APPPATH. "/third_party/qrcode/qrinput.php";
+		include APPPATH. "/third_party/qrcode/qrbitstream.php";
+		include APPPATH. "/third_party/qrcode/qrsplit.php";
+		include APPPATH. "/third_party/qrcode/qrrscode.php";
+		include APPPATH. "/third_party/qrcode/qrmask.php";
+		include APPPATH. "/third_party/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);
+		}
+	}
+}