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234 lines
10 KiB
PHP
234 lines
10 KiB
PHP
<?php
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//============================================================+
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// File name : 2dbarcodes.php
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// Version : 1.0.009
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// Begin : 2009-04-07
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// Last Update : 2011-06-01
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// Author : Nicola Asuni - Tecnick.com S.r.l - Via Della Pace, 11 - 09044 - Quartucciu (CA) - ITALY - www.tecnick.com - info@tecnick.com
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// License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
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// -------------------------------------------------------------------
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// Copyright (C) 2009-2011 Nicola Asuni - Tecnick.com S.r.l.
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//
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// This file is part of TCPDF software library.
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//
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// TCPDF is free software: you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// TCPDF is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with TCPDF. If not, see <http://www.gnu.org/licenses/>.
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//
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// See LICENSE.TXT file for more information.
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// -------------------------------------------------------------------
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//
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// Description : PHP class to creates array representations for
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// 2D barcodes to be used with TCPDF.
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//
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//============================================================+
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/**
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* @file
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* PHP class to creates array representations for 2D barcodes to be used with TCPDF.
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* @package com.tecnick.tcpdf
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* @author Nicola Asuni
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* @version 1.0.009
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*/
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/**
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* @class TCPDF2DBarcode
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* PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org).
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* @package com.tecnick.tcpdf
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* @version 1.0.009
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* @author Nicola Asuni
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*/
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class TCPDF2DBarcode {
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/**
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* Array representation of barcode.
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* @protected
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*/
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protected $barcode_array = false;
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/**
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* This is the class constructor.
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* Return an array representations for 2D barcodes:<ul>
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* <li>$arrcode['code'] code to be printed on text label</li>
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* <li>$arrcode['num_rows'] required number of rows</li>
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* <li>$arrcode['num_cols'] required number of columns</li>
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* <li>$arrcode['bcode'][$r][$c] value of the cell is $r row and $c column (0 = transparent, 1 = black)</li></ul>
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* @param $code (string) code to print
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* @param $type (string) type of barcode: <ul><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>QRCODE : QR-CODE Low error correction</li><li>QRCODE,L : QR-CODE Low error correction</li><li>QRCODE,M : QR-CODE Medium error correction</li><li>QRCODE,Q : QR-CODE Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li></ul>
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*/
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public function __construct($code, $type) {
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$this->setBarcode($code, $type);
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}
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/**
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* Return an array representations of barcode.
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* @return array
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*/
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public function getBarcodeArray() {
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return $this->barcode_array;
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}
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/**
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* Send barcode as SVG image object to the standard output.
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* @param $w (int) Width of a single rectangle element in user units.
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* @param $h (int) Height of a single rectangle element in user units.
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* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
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* @public
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*/
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public function getBarcodeSVG($w=2, $h=3, $color='black') {
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// send XML headers
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$code = $this->getBarcodeSVGcode($w, $h, $color);
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header('Content-Type: application/svg+xml');
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header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
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header('Pragma: public');
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header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
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header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
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header('Content-Disposition: inline; filename="'.md5($code).'.svg";');
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//header('Content-Length: '.strlen($code));
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echo $code;
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}
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/**
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* Return a SVG string representation of barcode.
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* @param $w (int) Width of a single rectangle element in user units.
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* @param $h (int) Height of a single rectangle element in user units.
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* @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
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* @return string SVG code.
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* @public
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*/
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public function getBarcodeSVGcode($w=3, $h=3, $color='black') {
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// replace table for special characters
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$repstr = array("\0" => '', '&' => '&', '<' => '<', '>' => '>');
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$svg = '<'.'?'.'xml version="1.0" standalone="no"'.'?'.'>'."\n";
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$svg .= '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'."\n";
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$svg .= '<svg width="'.round(($this->barcode_array['num_cols'] * $w), 3).'" height="'.round(($this->barcode_array['num_rows'] * $h), 3).'" version="1.1" xmlns="http://www.w3.org/2000/svg">'."\n";
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$svg .= "\t".'<desc>'.strtr($this->barcode_array['code'], $repstr).'</desc>'."\n";
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$svg .= "\t".'<g id="elements" fill="'.$color.'" stroke="none">'."\n";
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// print barcode elements
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$xstart = 0;
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$y = 0;
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// for each row
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for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
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$x = $xstart;
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// for each column
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for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
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if ($this->barcode_array['bcode'][$r][$c] == 1) {
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// draw a single barcode cell
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$svg .= "\t\t".'<rect x="'.$x.'" y="'.$y.'" width="'.$w.'" height="'.$h.'" />'."\n";
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}
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$x += $w;
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}
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$y += $h;
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}
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$svg .= "\t".'</g>'."\n";
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$svg .= '</svg>'."\n";
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return $svg;
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}
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/**
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* Set the barcode.
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* @param $code (string) code to print
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* @param $type (string) type of barcode: <ul><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>QRCODE : QR-CODE Low error correction</li><li>QRCODE,L : QR-CODE Low error correction</li><li>QRCODE,M : QR-CODE Medium error correction</li><li>QRCODE,Q : QR-CODE Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li></ul>
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* @return array
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*/
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public function setBarcode($code, $type) {
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$mode = explode(',', $type);
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$qrtype = strtoupper($mode[0]);
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switch ($qrtype) {
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case 'QRCODE': { // QR-CODE
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require_once(dirname(__FILE__).'/qrcode.php');
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if (!isset($mode[1]) OR (!in_array($mode[1],array('L','M','Q','H')))) {
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$mode[1] = 'L'; // Ddefault: Low error correction
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}
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$qrcode = new QRcode($code, strtoupper($mode[1]));
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$this->barcode_array = $qrcode->getBarcodeArray();
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$this->barcode_array['code'] = $code;
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break;
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}
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case 'PDF417': { // PDF417 (ISO/IEC 15438:2006)
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require_once(dirname(__FILE__).'/pdf417.php');
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if (!isset($mode[1]) OR ($mode[1] === '')) {
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$aspectratio = 2; // default aspect ratio (width / height)
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} else {
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$aspectratio = floatval($mode[1]);
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}
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if (!isset($mode[2]) OR ($mode[2] === '')) {
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$ecl = -1; // default error correction level (auto)
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} else {
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$ecl = intval($mode[2]);
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}
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// set macro block
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$macro = array();
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if (isset($mode[3]) AND ($mode[3] !== '') AND isset($mode[4]) AND ($mode[4] !== '') AND isset($mode[5]) AND ($mode[5] !== '')) {
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$macro['segment_total'] = intval($mode[3]);
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$macro['segment_index'] = intval($mode[4]);
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$macro['file_id'] = strtr($mode[5], "\xff", ',');
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for ($i = 0; $i < 7; ++$i) {
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$o = $i + 6;
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if (isset($mode[$o]) AND ($mode[$o] !== '')) {
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// add option
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$macro['option_'.$i] = strtr($mode[$o], "\xff", ',');
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}
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}
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}
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$qrcode = new PDF417($code, $ecl, $aspectratio, $macro);
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$this->barcode_array = $qrcode->getBarcodeArray();
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$this->barcode_array['code'] = $code;
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break;
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}
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case 'RAW':
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case 'RAW2': { // RAW MODE
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// remove spaces
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$code = preg_replace('/[\s]*/si', '', $code);
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if (strlen($code) < 3) {
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break;
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}
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if ($qrtype == 'RAW') {
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// comma-separated rows
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$rows = explode(',', $code);
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} else { // RAW2
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// rows enclosed in square parentheses
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$code = substr($code, 1, -1);
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$rows = explode('][', $code);
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}
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$this->barcode_array['num_rows'] = count($rows);
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$this->barcode_array['num_cols'] = strlen($rows[0]);
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$this->barcode_array['bcode'] = array();
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foreach ($rows as $r) {
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$this->barcode_array['bcode'][] = str_split($r, 1);
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}
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$this->barcode_array['code'] = $code;
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break;
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}
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case 'TEST': { // TEST MODE
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$this->barcode_array['num_rows'] = 5;
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$this->barcode_array['num_cols'] = 15;
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$this->barcode_array['bcode'] = array(
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array(1,1,1,0,1,1,1,0,1,1,1,0,1,1,1),
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array(0,1,0,0,1,0,0,0,1,0,0,0,0,1,0),
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array(0,1,0,0,1,1,0,0,1,1,1,0,0,1,0),
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array(0,1,0,0,1,0,0,0,0,0,1,0,0,1,0),
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array(0,1,0,0,1,1,1,0,1,1,1,0,0,1,0));
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$this->barcode_array['code'] = $code;
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break;
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}
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default: {
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$this->barcode_array = false;
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}
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}
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}
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} // end of class
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//============================================================+
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// END OF FILE
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//============================================================+
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