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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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<?php
namespace {
//============================================================+
// File name : tcpdf_barcodes_2d.php
// Version : 1.0.015
// Begin : 2009-04-07
// Last Update : 2014-05-20
// Author : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
// License : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
// -------------------------------------------------------------------
// Copyright (C) 2009-2014 Nicola Asuni - Tecnick.com LTD
//
// This file is part of TCPDF software library.
//
// TCPDF is free software: you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// TCPDF is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with TCPDF. If not, see <http://www.gnu.org/licenses/>.
//
// See LICENSE.TXT file for more information.
// -------------------------------------------------------------------
//
// Description : PHP class to creates array representations for
// 2D barcodes to be used with TCPDF.
//
//============================================================+
/**
* @file
* PHP class to creates array representations for 2D barcodes to be used with TCPDF.
* @package com.tecnick.tcpdf
* @author Nicola Asuni
* @version 1.0.015
*/
/**
* @class TCPDF2DBarcode
* PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org).
* @package com.tecnick.tcpdf
* @version 1.0.015
* @author Nicola Asuni
*/
class TCPDF2DBarcode
{
/**
* Array representation of barcode.
* @protected
*/
protected $barcode_array = array();
/**
* This is the class constructor.
* Return an array representations for 2D barcodes:<ul>
* <li>$arrcode['code'] code to be printed on text label</li>
* <li>$arrcode['num_rows'] required number of rows</li>
* <li>$arrcode['num_cols'] required number of columns</li>
* <li>$arrcode['bcode'][$r][$c] value of the cell is $r row and $c column (0 = transparent, 1 = black)</li></ul>
* @param string $code code to print
* @param string $type type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parameters are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul>
*/
public function __construct($code, $type)
{
$this->setBarcode($code, $type);
}
/**
* Return an array representations of barcode.
* @return array
*/
public function getBarcodeArray()
{
return $this->barcode_array;
}
/**
* Send barcode as SVG image object to the standard output.
* @param int $w Width of a single rectangle element in user units.
* @param int $h Height of a single rectangle element in user units.
* @param string $color Foreground color (in SVG format) for bar elements (background is transparent).
* @public
*/
public function getBarcodeSVG($w = 3, $h = 3, $color = 'black')
{
// send headers
$code = $this->getBarcodeSVGcode($w, $h, $color);
\header('Content-Type: application/svg+xml');
\header('Cache-Control: public, must-revalidate, max-age=0');
// HTTP/1.1
\header('Pragma: public');
\header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
// Date in the past
\header('Last-Modified: ' . \gmdate('D, d M Y H:i:s') . ' GMT');
\header('Content-Disposition: inline; filename="' . \md5($code) . '.svg";');
//header('Content-Length: '.strlen($code));
echo $code;
}
/**
* Return a SVG string representation of barcode.
* @param int $w Width of a single rectangle element in user units.
* @param int $h Height of a single rectangle element in user units.
* @param string $color Foreground color (in SVG format) for bar elements (background is transparent).
* @return string SVG code.
* @public
*/
public function getBarcodeSVGcode($w = 3, $h = 3, $color = 'black')
{
// replace table for special characters
$repstr = array("\x00" => '', '&' => '&', '<' => '<', '>' => '>');
$svg = '<' . '?' . 'xml version="1.0" standalone="no"' . '?' . '>' . "\n";
$svg .= '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">' . "\n";
$svg .= '<svg width="' . \round($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";
$svg .= "\t" . '<desc>' . \strtr($this->barcode_array['code'], $repstr) . '</desc>' . "\n";
$svg .= "\t" . '<g id="elements" fill="' . $color . '" stroke="none">' . "\n";
// print barcode elements
$y = 0;
// for each row
for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
$x = 0;
// for each column
for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
if ($this->barcode_array['bcode'][$r][$c] == 1) {
// draw a single barcode cell
$svg .= "\t\t" . '<rect x="' . $x . '" y="' . $y . '" width="' . $w . '" height="' . $h . '" />' . "\n";
}
$x += $w;
}
$y += $h;
}
$svg .= "\t" . '</g>' . "\n";
$svg .= '</svg>' . "\n";
return $svg;
}
/**
* Return an HTML representation of barcode.
* @param int $w Width of a single rectangle element in pixels.
* @param int $h Height of a single rectangle element in pixels.
* @param string $color Foreground color for bar elements (background is transparent).
* @return string HTML code.
* @public
*/
public function getBarcodeHTML($w = 10, $h = 10, $color = 'black')
{
$html = '<div style="font-size:0;position:relative;width:' . $w * $this->barcode_array['num_cols'] . 'px;height:' . $h * $this->barcode_array['num_rows'] . 'px;">' . "\n";
// print barcode elements
$y = 0;
// for each row
for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
$x = 0;
// for each column
for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
if ($this->barcode_array['bcode'][$r][$c] == 1) {
// draw a single barcode cell
$html .= '<div style="background-color:' . $color . ';width:' . $w . 'px;height:' . $h . 'px;position:absolute;left:' . $x . 'px;top:' . $y . 'px;"> </div>' . "\n";
}
$x += $w;
}
$y += $h;
}
$html .= '</div>' . "\n";
return $html;
}
/**
* Send a PNG image representation of barcode (requires GD or Imagick library).
* @param int $w Width of a single rectangle element in pixels.
* @param int $h Height of a single rectangle element in pixels.
* @param array $color RGB (0-255) foreground color for bar elements (background is transparent).
* @public
*/
public function getBarcodePNG($w = 3, $h = 3, $color = array(0, 0, 0))
{
$data = $this->getBarcodePngData($w, $h, $color);
// send headers
\header('Content-Type: image/png');
\header('Cache-Control: public, must-revalidate, max-age=0');
// HTTP/1.1
\header('Pragma: public');
\header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
// Date in the past
\header('Last-Modified: ' . \gmdate('D, d M Y H:i:s') . ' GMT');
//header('Content-Length: '.strlen($data));
echo $data;
}
/**
* Return a PNG image representation of barcode (requires GD or Imagick library).
* @param int $w Width of a single rectangle element in pixels.
* @param int $h Height of a single rectangle element in pixels.
* @param array $color RGB (0-255) foreground color for bar elements (background is transparent).
* @return string|Imagick|false image or false in case of error.
* @public
*/
public function getBarcodePngData($w = 3, $h = 3, $color = array(0, 0, 0))
{
// calculate image size
$width = $this->barcode_array['num_cols'] * $w;
$height = $this->barcode_array['num_rows'] * $h;
if (\function_exists('imagecreate')) {
// GD library
$imagick = \false;
$png = \imagecreate($width, $height);
$bgcol = \imagecolorallocate($png, 255, 255, 255);
\imagecolortransparent($png, $bgcol);
$fgcol = \imagecolorallocate($png, $color[0], $color[1], $color[2]);
} elseif (\extension_loaded('imagick')) {
$imagick = \true;
$bgcol = new \imagickpixel('rgb(255,255,255');
$fgcol = new \imagickpixel('rgb(' . $color[0] . ',' . $color[1] . ',' . $color[2] . ')');
$png = new \Imagick();
$png->newImage($width, $height, 'none', 'png');
$bar = new \imagickdraw();
$bar->setfillcolor($fgcol);
} else {
return \false;
}
// print barcode elements
$y = 0;
// for each row
for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
$x = 0;
// for each column
for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
if ($this->barcode_array['bcode'][$r][$c] == 1) {
// draw a single barcode cell
if ($imagick) {
$bar->rectangle($x, $y, $x + $w - 1, $y + $h - 1);
} else {
\imagefilledrectangle($png, $x, $y, $x + $w - 1, $y + $h - 1, $fgcol);
}
}
$x += $w;
}
$y += $h;
}
if ($imagick) {
$png->drawimage($bar);
return $png;
} else {
\ob_start();
\imagepng($png);
$imagedata = \ob_get_clean();
\imagedestroy($png);
return $imagedata;
}
}
/**
* Set the barcode.
* @param string $code code to print
* @param string $type type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parameters are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul>
* @return void
*/
public function setBarcode($code, $type)
{
$mode = \explode(',', $type);
$qrtype = \strtoupper($mode[0]);
switch ($qrtype) {
case 'DATAMATRIX':
// DATAMATRIX (ISO/IEC 16022)
require_once \dirname(__FILE__) . '/include/barcodes/datamatrix.php';
$qrcode = new \Datamatrix($code);
$this->barcode_array = $qrcode->getBarcodeArray();
$this->barcode_array['code'] = $code;
break;
case 'PDF417':
// PDF417 (ISO/IEC 15438:2006)
require_once \dirname(__FILE__) . '/include/barcodes/pdf417.php';
if (!isset($mode[1]) or $mode[1] === '') {
$aspectratio = 2;
// default aspect ratio (width / height)
} else {
$aspectratio = \floatval($mode[1]);
}
if (!isset($mode[2]) or $mode[2] === '') {
$ecl = -1;
// default error correction level (auto)
} else {
$ecl = \intval($mode[2]);
}
// set macro block
$macro = array();
if (isset($mode[3]) and $mode[3] !== '' and isset($mode[4]) and $mode[4] !== '' and isset($mode[5]) and $mode[5] !== '') {
$macro['segment_total'] = \intval($mode[3]);
$macro['segment_index'] = \intval($mode[4]);
$macro['file_id'] = \strtr($mode[5], "\xff", ',');
for ($i = 0; $i < 7; ++$i) {
$o = $i + 6;
if (isset($mode[$o]) and $mode[$o] !== '') {
// add option
$macro['option_' . $i] = \strtr($mode[$o], "\xff", ',');
}
}
}
$qrcode = new \PDF417($code, $ecl, $aspectratio, $macro);
$this->barcode_array = $qrcode->getBarcodeArray();
$this->barcode_array['code'] = $code;
break;
case 'QRCODE':
// QR-CODE
require_once \dirname(__FILE__) . '/include/barcodes/qrcode.php';
if (!isset($mode[1]) or !\in_array($mode[1], array('L', 'M', 'Q', 'H'))) {
$mode[1] = 'L';
// Ddefault: Low error correction
}
$qrcode = new \QRcode($code, \strtoupper($mode[1]));
$this->barcode_array = $qrcode->getBarcodeArray();
$this->barcode_array['code'] = $code;
break;
case 'RAW':
case 'RAW2':
// RAW MODE
// remove spaces
$code = \preg_replace('/[\\s]*/si', '', $code);
if (\strlen($code) < 3) {
break;
}
if ($qrtype == 'RAW') {
// comma-separated rows
$rows = \explode(',', $code);
} else {
// RAW2
// rows enclosed in square parentheses
$code = \substr($code, 1, -1);
$rows = \explode('][', $code);
}
$this->barcode_array['num_rows'] = \count($rows);
$this->barcode_array['num_cols'] = \strlen($rows[0]);
$this->barcode_array['bcode'] = array();
foreach ($rows as $r) {
$this->barcode_array['bcode'][] = \str_split($r, 1);
}
$this->barcode_array['code'] = $code;
break;
case 'TEST':
// TEST MODE
$this->barcode_array['num_rows'] = 5;
$this->barcode_array['num_cols'] = 15;
$this->barcode_array['bcode'] = array(array(1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1), array(0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0), array(0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0), array(0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0), array(0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 1, 0));
$this->barcode_array['code'] = $code;
break;
default:
$this->barcode_array = array();
}
}
}
// end of class
//============================================================+
// END OF FILE
//============================================================+
}
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