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1665 raphael 1
<?php
2
//============================================================+
3
// File name   : tcpdf_barcodes_2d.php
4
// Version     : 1.0.014
5
// Begin       : 2009-04-07
6
// Last Update : 2013-03-17
7
// Author      : Nicola Asuni - Tecnick.com LTD - www.tecnick.com - info@tecnick.com
8
// License     : GNU-LGPL v3 (http://www.gnu.org/copyleft/lesser.html)
9
// -------------------------------------------------------------------
10
// Copyright (C) 2009-2013 Nicola Asuni - Tecnick.com LTD
11
//
12
// This file is part of TCPDF software library.
13
//
14
// TCPDF is free software: you can redistribute it and/or modify it
15
// 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.
18
//
19
// 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.
22
// See the GNU Lesser General Public License for more details.
23
//
24
// 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/>.
26
//
27
// See LICENSE.TXT file for more information.
28
// -------------------------------------------------------------------
29
//
30
// Description : PHP class to creates array representations for
31
//               2D barcodes to be used with TCPDF.
32
//
33
//============================================================+
34
 
35
/**
36
 * @file
37
 * PHP class to creates array representations for 2D barcodes to be used with TCPDF.
38
 * @package com.tecnick.tcpdf
39
 * @author Nicola Asuni
40
 * @version 1.0.014
41
 */
42
 
43
/**
44
 * @class TCPDF2DBarcode
45
 * PHP class to creates array representations for 2D barcodes to be used with TCPDF (http://www.tcpdf.org).
46
 * @package com.tecnick.tcpdf
47
 * @version 1.0.014
48
 * @author Nicola Asuni
49
 */
50
class TCPDF2DBarcode {
51
 
52
	/**
53
	 * Array representation of barcode.
54
	 * @protected
55
	 */
56
	protected $barcode_array = false;
57
 
58
	/**
59
	 * This is the class constructor.
60
	 * Return an array representations for 2D barcodes:<ul>
61
	 * <li>$arrcode['code'] code to be printed on text label</li>
62
	 * <li>$arrcode['num_rows'] required number of rows</li>
63
	 * <li>$arrcode['num_cols'] required number of columns</li>
64
	 * <li>$arrcode['bcode'][$r][$c] value of the cell is $r row and $c column (0 = transparent, 1 = black)</li></ul>
65
	 * @param $code (string) code to print
66
 	 * @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul>
67
	 */
68
	public function __construct($code, $type) {
69
		$this->setBarcode($code, $type);
70
	}
71
 
72
	/**
73
	 * Return an array representations of barcode.
74
 	 * @return array
75
	 */
76
	public function getBarcodeArray() {
77
		return $this->barcode_array;
78
	}
79
 
80
	/**
81
	 * Send barcode as SVG image object to the standard output.
82
	 * @param $w (int) Width of a single rectangle element in user units.
83
	 * @param $h (int) Height of a single rectangle element in user units.
84
	 * @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
85
 	 * @public
86
	 */
87
	public function getBarcodeSVG($w=3, $h=3, $color='black') {
88
		// send headers
89
		$code = $this->getBarcodeSVGcode($w, $h, $color);
90
		header('Content-Type: application/svg+xml');
91
		header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
92
		header('Pragma: public');
93
		header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
94
		header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
95
		header('Content-Disposition: inline; filename="'.md5($code).'.svg";');
96
		//header('Content-Length: '.strlen($code));
97
		echo $code;
98
	}
99
 
100
	/**
101
	 * Return a SVG string representation of barcode.
102
	 * @param $w (int) Width of a single rectangle element in user units.
103
	 * @param $h (int) Height of a single rectangle element in user units.
104
	 * @param $color (string) Foreground color (in SVG format) for bar elements (background is transparent).
105
 	 * @return string SVG code.
106
 	 * @public
107
	 */
108
	public function getBarcodeSVGcode($w=3, $h=3, $color='black') {
109
		// replace table for special characters
110
		$repstr = array("\0" => '', '&' => '&amp;', '<' => '&lt;', '>' => '&gt;');
111
		$svg = '<'.'?'.'xml version="1.0" standalone="no"'.'?'.'>'."\n";
112
		$svg .= '<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'."\n";
113
		$svg .= '<svg width="'.round(($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";
114
		$svg .= "\t".'<desc>'.strtr($this->barcode_array['code'], $repstr).'</desc>'."\n";
115
		$svg .= "\t".'<g id="elements" fill="'.$color.'" stroke="none">'."\n";
116
		// print barcode elements
117
		$y = 0;
118
		// for each row
119
		for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
120
			$x = 0;
121
			// for each column
122
			for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
123
				if ($this->barcode_array['bcode'][$r][$c] == 1) {
124
					// draw a single barcode cell
125
					$svg .= "\t\t".'<rect x="'.$x.'" y="'.$y.'" width="'.$w.'" height="'.$h.'" />'."\n";
126
				}
127
				$x += $w;
128
			}
129
			$y += $h;
130
		}
131
		$svg .= "\t".'</g>'."\n";
132
		$svg .= '</svg>'."\n";
133
		return $svg;
134
	}
135
 
136
	/**
137
	 * Return an HTML representation of barcode.
138
	 * @param $w (int) Width of a single rectangle element in pixels.
139
	 * @param $h (int) Height of a single rectangle element in pixels.
140
	 * @param $color (string) Foreground color for bar elements (background is transparent).
141
 	 * @return string HTML code.
142
 	 * @public
143
	 */
144
	public function getBarcodeHTML($w=10, $h=10, $color='black') {
145
		$html = '<div style="font-size:0;position:relative;width:'.($w * $this->barcode_array['num_cols']).'px;height:'.($h * $this->barcode_array['num_rows']).'px;">'."\n";
146
		// print barcode elements
147
		$y = 0;
148
		// for each row
149
		for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
150
			$x = 0;
151
			// for each column
152
			for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
153
				if ($this->barcode_array['bcode'][$r][$c] == 1) {
154
					// draw a single barcode cell
155
					$html .= '<div style="background-color:'.$color.';width:'.$w.'px;height:'.$h.'px;position:absolute;left:'.$x.'px;top:'.$y.'px;">&nbsp;</div>'."\n";
156
				}
157
				$x += $w;
158
			}
159
			$y += $h;
160
		}
161
		$html .= '</div>'."\n";
162
		return $html;
163
	}
164
 
165
	/**
166
	 * Return a PNG image representation of barcode (requires GD or Imagick library).
167
	 * @param $w (int) Width of a single rectangle element in pixels.
168
	 * @param $h (int) Height of a single rectangle element in pixels.
169
	 * @param $color (array) RGB (0-255) foreground color for bar elements (background is transparent).
170
 	 * @return image or false in case of error.
171
 	 * @public
172
	 */
173
	public function getBarcodePNG($w=3, $h=3, $color=array(0,0,0)) {
174
		// calculate image size
175
		$width = ($this->barcode_array['num_cols'] * $w);
176
		$height = ($this->barcode_array['num_rows'] * $h);
177
		if (function_exists('imagecreate')) {
178
			// GD library
179
			$imagick = false;
180
			$png = imagecreate($width, $height);
181
			$bgcol = imagecolorallocate($png, 255, 255, 255);
182
			imagecolortransparent($png, $bgcol);
183
			$fgcol = imagecolorallocate($png, $color[0], $color[1], $color[2]);
184
		} elseif (extension_loaded('imagick')) {
185
			$imagick = true;
186
			$bgcol = new imagickpixel('rgb(255,255,255');
187
			$fgcol = new imagickpixel('rgb('.$color[0].','.$color[1].','.$color[2].')');
188
			$png = new Imagick();
189
			$png->newImage($width, $height, 'none', 'png');
190
			$bar = new imagickdraw();
191
			$bar->setfillcolor($fgcol);
192
		} else {
193
			return false;
194
		}
195
		// print barcode elements
196
		$y = 0;
197
		// for each row
198
		for ($r = 0; $r < $this->barcode_array['num_rows']; ++$r) {
199
			$x = 0;
200
			// for each column
201
			for ($c = 0; $c < $this->barcode_array['num_cols']; ++$c) {
202
				if ($this->barcode_array['bcode'][$r][$c] == 1) {
203
					// draw a single barcode cell
204
					if ($imagick) {
205
						$bar->rectangle($x, $y, ($x + $w - 1), ($y + $h - 1));
206
					} else {
207
						imagefilledrectangle($png, $x, $y, ($x + $w - 1), ($y + $h - 1), $fgcol);
208
					}
209
				}
210
				$x += $w;
211
			}
212
			$y += $h;
213
		}
214
		// send headers
215
		header('Content-Type: image/png');
216
		header('Cache-Control: public, must-revalidate, max-age=0'); // HTTP/1.1
217
		header('Pragma: public');
218
		header('Expires: Sat, 26 Jul 1997 05:00:00 GMT'); // Date in the past
219
		header('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT');
220
		if ($imagick) {
221
			$png->drawimage($bar);
222
			echo $png;
223
		} else {
224
			imagepng($png);
225
			imagedestroy($png);
226
		}
227
	}
228
 
229
	/**
230
	 * Set the barcode.
231
	 * @param $code (string) code to print
232
 	 * @param $type (string) type of barcode: <ul><li>DATAMATRIX : Datamatrix (ISO/IEC 16022)</li><li>PDF417 : PDF417 (ISO/IEC 15438:2006)</li><li>PDF417,a,e,t,s,f,o0,o1,o2,o3,o4,o5,o6 : PDF417 with parameters: a = aspect ratio (width/height); e = error correction level (0-8); t = total number of macro segments; s = macro segment index (0-99998); f = file ID; o0 = File Name (text); o1 = Segment Count (numeric); o2 = Time Stamp (numeric); o3 = Sender (text); o4 = Addressee (text); o5 = File Size (numeric); o6 = Checksum (numeric). NOTES: Parameters t, s and f are required for a Macro Control Block, all other parametrs are optional. To use a comma character ',' on text options, replace it with the character 255: "\xff".</li><li>QRCODE : QRcode Low error correction</li><li>QRCODE,L : QRcode Low error correction</li><li>QRCODE,M : QRcode Medium error correction</li><li>QRCODE,Q : QRcode Better error correction</li><li>QRCODE,H : QR-CODE Best error correction</li><li>RAW: raw mode - comma-separad list of array rows</li><li>RAW2: raw mode - array rows are surrounded by square parenthesis.</li><li>TEST : Test matrix</li></ul>
233
 	 * @return array
234
	 */
235
	public function setBarcode($code, $type) {
236
		$mode = explode(',', $type);
237
		$qrtype = strtoupper($mode[0]);
238
		switch ($qrtype) {
239
			case 'DATAMATRIX': { // DATAMATRIX (ISO/IEC 16022)
240
				require_once(dirname(__FILE__).'/include/barcodes/datamatrix.php');
241
				$qrcode = new Datamatrix($code);
242
				$this->barcode_array = $qrcode->getBarcodeArray();
243
				$this->barcode_array['code'] = $code;
244
				break;
245
			}
246
			case 'PDF417': { // PDF417 (ISO/IEC 15438:2006)
247
				require_once(dirname(__FILE__).'/include/barcodes/pdf417.php');
248
				if (!isset($mode[1]) OR ($mode[1] === '')) {
249
					$aspectratio = 2; // default aspect ratio (width / height)
250
				} else {
251
					$aspectratio = floatval($mode[1]);
252
				}
253
				if (!isset($mode[2]) OR ($mode[2] === '')) {
254
					$ecl = -1; // default error correction level (auto)
255
				} else {
256
					$ecl = intval($mode[2]);
257
				}
258
				// set macro block
259
				$macro = array();
260
				if (isset($mode[3]) AND ($mode[3] !== '') AND isset($mode[4]) AND ($mode[4] !== '') AND isset($mode[5]) AND ($mode[5] !== '')) {
261
					$macro['segment_total'] = intval($mode[3]);
262
					$macro['segment_index'] = intval($mode[4]);
263
					$macro['file_id'] = strtr($mode[5], "\xff", ',');
264
					for ($i = 0; $i < 7; ++$i) {
265
						$o = $i + 6;
266
						if (isset($mode[$o]) AND ($mode[$o] !== '')) {
267
							// add option
268
							$macro['option_'.$i] = strtr($mode[$o], "\xff", ',');
269
						}
270
					}
271
				}
272
				$qrcode = new PDF417($code, $ecl, $aspectratio, $macro);
273
				$this->barcode_array = $qrcode->getBarcodeArray();
274
				$this->barcode_array['code'] = $code;
275
				break;
276
			}
277
			case 'QRCODE': { // QR-CODE
278
				require_once(dirname(__FILE__).'/include/barcodes/qrcode.php');
279
				if (!isset($mode[1]) OR (!in_array($mode[1],array('L','M','Q','H')))) {
280
					$mode[1] = 'L'; // Ddefault: Low error correction
281
				}
282
				$qrcode = new QRcode($code, strtoupper($mode[1]));
283
				$this->barcode_array = $qrcode->getBarcodeArray();
284
				$this->barcode_array['code'] = $code;
285
				break;
286
			}
287
			case 'RAW':
288
			case 'RAW2': { // RAW MODE
289
				// remove spaces
290
				$code = preg_replace('/[\s]*/si', '', $code);
291
				if (strlen($code) < 3) {
292
					break;
293
				}
294
				if ($qrtype == 'RAW') {
295
					// comma-separated rows
296
					$rows = explode(',', $code);
297
				} else { // RAW2
298
					// rows enclosed in square parentheses
299
					$code = substr($code, 1, -1);
300
					$rows = explode('][', $code);
301
				}
302
				$this->barcode_array['num_rows'] = count($rows);
303
				$this->barcode_array['num_cols'] = strlen($rows[0]);
304
				$this->barcode_array['bcode'] = array();
305
				foreach ($rows as $r) {
306
					$this->barcode_array['bcode'][] = str_split($r, 1);
307
				}
308
				$this->barcode_array['code'] = $code;
309
				break;
310
			}
311
			case 'TEST': { // TEST MODE
312
				$this->barcode_array['num_rows'] = 5;
313
				$this->barcode_array['num_cols'] = 15;
314
				$this->barcode_array['bcode'] = array(
315
					array(1,1,1,0,1,1,1,0,1,1,1,0,1,1,1),
316
					array(0,1,0,0,1,0,0,0,1,0,0,0,0,1,0),
317
					array(0,1,0,0,1,1,0,0,1,1,1,0,0,1,0),
318
					array(0,1,0,0,1,0,0,0,0,0,1,0,0,1,0),
319
					array(0,1,0,0,1,1,1,0,1,1,1,0,0,1,0));
320
				$this->barcode_array['code'] = $code;
321
				break;
322
			}
323
			default: {
324
				$this->barcode_array = false;
325
			}
326
		}
327
	}
328
} // end of class
329
 
330
//============================================================+
331
// END OF FILE
332
//============================================================+