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0001 <?php 0002 /** 0003 * Zend Framework 0004 * 0005 * LICENSE 0006 * 0007 * This source file is subject to the new BSD license that is bundled 0008 * with this package in the file LICENSE.txt. 0009 * It is also available through the world-wide-web at this URL: 0010 * http://framework.zend.com/license/new-bsd 0011 * If you did not receive a copy of the license and are unable to 0012 * obtain it through the world-wide-web, please send an email 0013 * to license@zend.com so we can send you a copy immediately. 0014 * 0015 * @category Zend 0016 * @package Zend_Barcode 0017 * @subpackage Object 0018 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) 0019 * @license http://framework.zend.com/license/new-bsd New BSD License 0020 * @version $Id$ 0021 */ 0022 0023 /** 0024 * @see Zend_Barcode_Object_ObjectAbstract 0025 */ 0026 // require_once 'Zend/Barcode/Object/ObjectAbstract.php'; 0027 0028 /** 0029 * @see Zend_Validate_Barcode 0030 */ 0031 // require_once 'Zend/Validate/Barcode.php'; 0032 0033 /** 0034 * Class for generate Ean13 barcode 0035 * 0036 * @category Zend 0037 * @package Zend_Barcode 0038 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) 0039 * @license http://framework.zend.com/license/new-bsd New BSD License 0040 */ 0041 class Zend_Barcode_Object_Ean13 extends Zend_Barcode_Object_ObjectAbstract 0042 { 0043 0044 /** 0045 * Coding map 0046 * - 0 = narrow bar 0047 * - 1 = wide bar 0048 * @var array 0049 */ 0050 protected $_codingMap = array( 0051 'A' => array( 0052 0 => "0001101", 1 => "0011001", 2 => "0010011", 3 => "0111101", 4 => "0100011", 0053 5 => "0110001", 6 => "0101111", 7 => "0111011", 8 => "0110111", 9 => "0001011" 0054 ), 0055 'B' => array( 0056 0 => "0100111", 1 => "0110011", 2 => "0011011", 3 => "0100001", 4 => "0011101", 0057 5 => "0111001", 6 => "0000101", 7 => "0010001", 8 => "0001001", 9 => "0010111" 0058 ), 0059 'C' => array( 0060 0 => "1110010", 1 => "1100110", 2 => "1101100", 3 => "1000010", 4 => "1011100", 0061 5 => "1001110", 6 => "1010000", 7 => "1000100", 8 => "1001000", 9 => "1110100" 0062 )); 0063 0064 protected $_parities = array( 0065 0 => array('A','A','A','A','A','A'), 0066 1 => array('A','A','B','A','B','B'), 0067 2 => array('A','A','B','B','A','B'), 0068 3 => array('A','A','B','B','B','A'), 0069 4 => array('A','B','A','A','B','B'), 0070 5 => array('A','B','B','A','A','B'), 0071 6 => array('A','B','B','B','A','A'), 0072 7 => array('A','B','A','B','A','B'), 0073 8 => array('A','B','A','B','B','A'), 0074 9 => array('A','B','B','A','B','A') 0075 ); 0076 0077 /** 0078 * Default options for Postnet barcode 0079 * @return void 0080 */ 0081 protected function _getDefaultOptions() 0082 { 0083 $this->_barcodeLength = 13; 0084 $this->_mandatoryChecksum = true; 0085 $this->_mandatoryQuietZones = true; 0086 } 0087 0088 /** 0089 * Width of the barcode (in pixels) 0090 * @return integer 0091 */ 0092 protected function _calculateBarcodeWidth() 0093 { 0094 $quietZone = $this->getQuietZone(); 0095 $startCharacter = (3 * $this->_barThinWidth) * $this->_factor; 0096 $middleCharacter = (5 * $this->_barThinWidth) * $this->_factor; 0097 $stopCharacter = (3 * $this->_barThinWidth) * $this->_factor; 0098 $encodedData = (7 * $this->_barThinWidth) * $this->_factor * 12; 0099 return $quietZone + $startCharacter + $middleCharacter + $encodedData + $stopCharacter + $quietZone; 0100 } 0101 0102 /** 0103 * Partial check of interleaved EAN/UPC barcode 0104 * @return void 0105 */ 0106 protected function _checkParams() 0107 {} 0108 0109 /** 0110 * Prepare array to draw barcode 0111 * @return array 0112 */ 0113 protected function _prepareBarcode() 0114 { 0115 $barcodeTable = array(); 0116 $height = ($this->_drawText) ? 1.1 : 1; 0117 0118 // Start character (101) 0119 $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height); 0120 $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height); 0121 $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height); 0122 0123 $textTable = str_split($this->getText()); 0124 $parity = $this->_parities[$textTable[0]]; 0125 0126 // First part 0127 for ($i = 1; $i < 7; $i++) { 0128 $bars = str_split($this->_codingMap[$parity[$i - 1]][$textTable[$i]]); 0129 foreach ($bars as $b) { 0130 $barcodeTable[] = array($b , $this->_barThinWidth , 0 , 1); 0131 } 0132 } 0133 0134 // Middle character (01010) 0135 $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height); 0136 $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height); 0137 $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height); 0138 $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height); 0139 $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height); 0140 0141 // Second part 0142 for ($i = 7; $i < 13; $i++) { 0143 $bars = str_split($this->_codingMap['C'][$textTable[$i]]); 0144 foreach ($bars as $b) { 0145 $barcodeTable[] = array($b , $this->_barThinWidth , 0 , 1); 0146 } 0147 } 0148 0149 // Stop character (101) 0150 $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height); 0151 $barcodeTable[] = array(0 , $this->_barThinWidth , 0 , $height); 0152 $barcodeTable[] = array(1 , $this->_barThinWidth , 0 , $height); 0153 return $barcodeTable; 0154 } 0155 0156 /** 0157 * Get barcode checksum 0158 * 0159 * @param string $text 0160 * @return int 0161 */ 0162 public function getChecksum($text) 0163 { 0164 $this->_checkText($text); 0165 $factor = 3; 0166 $checksum = 0; 0167 0168 for ($i = strlen($text); $i > 0; $i --) { 0169 $checksum += intval($text{$i - 1}) * $factor; 0170 $factor = 4 - $factor; 0171 } 0172 0173 $checksum = (10 - ($checksum % 10)) % 10; 0174 0175 return $checksum; 0176 } 0177 0178 /** 0179 * Partial function to draw text 0180 * @return void 0181 */ 0182 protected function _drawText() 0183 { 0184 if (get_class($this) == 'Zend_Barcode_Object_Ean13') { 0185 $this->_drawEan13Text(); 0186 } else { 0187 parent::_drawText(); 0188 } 0189 } 0190 0191 protected function _drawEan13Text() 0192 { 0193 if ($this->_drawText) { 0194 $text = $this->getTextToDisplay(); 0195 $characterWidth = (7 * $this->_barThinWidth) * $this->_factor; 0196 $leftPosition = $this->getQuietZone() - $characterWidth; 0197 for ($i = 0; $i < $this->_barcodeLength; $i ++) { 0198 $this->_addText( 0199 $text{$i}, 0200 $this->_fontSize * $this->_factor, 0201 $this->_rotate( 0202 $leftPosition, 0203 (int) $this->_withBorder * 2 0204 + $this->_factor * ($this->_barHeight + $this->_fontSize) + 1 0205 ), 0206 $this->_font, 0207 $this->_foreColor, 0208 'left', 0209 - $this->_orientation 0210 ); 0211 switch ($i) { 0212 case 0: 0213 $factor = 3; 0214 break; 0215 case 6: 0216 $factor = 4; 0217 break; 0218 default: 0219 $factor = 0; 0220 } 0221 $leftPosition = $leftPosition + $characterWidth + ($factor * $this->_barThinWidth * $this->_factor); 0222 } 0223 } 0224 } 0225 }