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<?php |
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/* Copyright (C) 2004-2016 Laurent Destailleur <[email protected]> |
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* Copyright (C) 2004-2010 Folke Ashberg: Some lines of code were inspired from work |
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* of Folke Ashberg into PHP-Barcode 0.3pl2, available as GPL |
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* source code at http://www.ashberg.de/bar. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <https://www.gnu.org/licenses/>. |
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*/ |
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/** |
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* \file htdocs/core/lib/barcode.lib.php |
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* \brief Set of functions used for barcode generation |
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* \ingroup core |
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*/ |
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/* ******************************************************************** */ |
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/* COLORS */ |
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/* ******************************************************************** */ |
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$bar_color = array(0, 0, 0); |
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$bg_color = array(255, 255, 255); |
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$text_color = array(0, 0, 0); |
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/* ******************************************************************** */ |
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/* FONT FILE */ |
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/* ******************************************************************** */ |
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if (defined('DOL_DEFAULT_TTF_BOLD')) { |
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$font_loc = constant('DOL_DEFAULT_TTF_BOLD'); |
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} |
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// Automatic-Detection of Font if running Windows |
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// @CHANGE LDR |
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if (isset($_SERVER['WINDIR']) && @file_exists($_SERVER['WINDIR'])) { |
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$font_loc = $_SERVER['WINDIR'].'\Fonts\arialbd.ttf'; |
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} |
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if (empty($font_loc)) { |
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die('DOL_DEFAULT_TTF_BOLD must de defined with full path to a TTF font.'); |
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} |
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/* ******************************************************************** */ |
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/* GENBARCODE */ |
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/* ******************************************************************** */ |
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/* location of 'genbarcode' |
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* leave blank if you don't have them :( |
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* genbarcode is needed to render encodings other than EAN-12/EAN-13/ISBN |
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*/ |
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if (defined('PHP-BARCODE_PATH_COMMAND')) { |
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$genbarcode_loc = constant('PHP-BARCODE_PATH_COMMAND'); |
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} else { |
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$genbarcode_loc = $conf->global->GENBARCODE_LOCATION; |
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} |
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/** |
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* Print barcode |
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* |
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* @param string $code Code |
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* @param string $encoding Encoding |
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* @param integer $scale Scale |
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* @param string $mode 'png' or 'jpg' ... |
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* @return array|string $bars array('encoding': the encoding which has been used, 'bars': the bars, 'text': text-positioning info) or string with error message |
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*/ |
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function barcode_print($code, $encoding = "ANY", $scale = 2, $mode = "png") |
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{ |
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dol_syslog("barcode.lib.php::barcode_print $code $encoding $scale $mode"); |
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$bars = barcode_encode($code, $encoding); |
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if (!$bars || !empty($bars['error'])) { |
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// Return error message instead of array |
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if (empty($bars['error'])) { |
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$error = 'Bad Value '.$code.' for encoding '.$encoding; |
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} else { |
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$error = $bars['error']; |
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} |
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dol_syslog('barcode.lib.php::barcode_print '.$error, LOG_ERR); |
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return $error; |
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} |
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if (!$mode) { |
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$mode = "png"; |
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} |
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//if (preg_match("/^(text|txt|plain)$/i",$mode)) print barcode_outtext($bars['text'],$bars['bars']); |
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//elseif (preg_match("/^(html|htm)$/i",$mode)) print barcode_outhtml($bars['text'],$bars['bars'], $scale,0, 0); |
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//else |
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barcode_outimage($bars['text'], $bars['bars'], $scale, $mode); |
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return $bars; |
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} |
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/** |
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* Encodes $code with $encoding using genbarcode OR built-in encoder if you don't have genbarcode only EAN-13/ISBN or UPC is possible |
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* |
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* You can use the following encodings (when you have genbarcode): |
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* ANY choose best-fit (default) |
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* EAN 8 or 13 EAN-Code |
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* UPC 12-digit EAN |
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* ISBN isbn numbers (still EAN-13) |
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* 39 code 39 |
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* 128 code 128 (a,b,c: autoselection) |
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* 128C code 128 (compact form for digits) |
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* 128B code 128, full printable ascii |
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* I25 interleaved 2 of 5 (only digits) |
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* 128RAW Raw code 128 (by Leonid A. Broukhis) |
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* CBR Codabar (by Leonid A. Broukhis) |
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* MSI MSI (by Leonid A. Broukhis) |
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* PLS Plessey (by Leonid A. Broukhis) |
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* |
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* @param string $code Code |
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* @param string $encoding Encoding |
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* @return array|false array('encoding': the encoding which has been used, 'bars': the bars, 'text': text-positioning info) |
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*/ |
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function barcode_encode($code, $encoding) |
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{ |
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global $genbarcode_loc; |
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if ((preg_match("/^upc$/i", $encoding)) |
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&& (preg_match("/^[0-9]{11,12}$/", $code)) |
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) { |
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/* use built-in UPC-Encoder */ |
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dol_syslog("barcode.lib.php::barcode_encode Use barcode_encode_upc"); |
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$bars = barcode_encode_upc($code, $encoding); |
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} elseif ((preg_match("/^ean$/i", $encoding)) |
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|| (($encoding) && (preg_match("/^isbn$/i", $encoding)) |
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&& ((strlen($code) == 9 || strlen($code) == 10) || |
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(((preg_match("/^978/", $code) && strlen($code) == 12) || |
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(strlen($code) == 13))))) |
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|| ((!isset($encoding) || !$encoding || (preg_match("/^ANY$/i", $encoding))) |
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&& (preg_match("/^[0-9]{12,13}$/", $code))) |
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) { |
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/* use built-in EAN-Encoder */ |
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dol_syslog("barcode.lib.php::barcode_encode Use barcode_encode_ean"); |
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$bars = barcode_encode_ean($code, $encoding); |
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} elseif (file_exists($genbarcode_loc)) { // For example C39 |
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/* use genbarcode */ |
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dol_syslog("barcode.lib.php::barcode_encode Use genbarcode ".$genbarcode_loc." code=".$code." encoding=".$encoding); |
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$bars = barcode_encode_genbarcode($code, $encoding); |
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} else { |
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print "barcode_encode needs an external programm for encodings other then EAN/ISBN (code=".$code.", encoding=".$encoding.")<BR>\n"; |
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print "<UL>\n"; |
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print "<LI>download gnu-barcode from <A href=\"https://www.gnu.org/software/barcode/\">www.gnu.org/software/barcode/</A>\n"; |
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print "<LI>compile and install them\n"; |
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print "<LI>download genbarcode from <A href=\"http://www.ashberg.de/bar/\">www.ashberg.de/bar/</A>\n"; |
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print "<LI>compile and install them\n"; |
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print "<LI>specify path the genbarcode in barcode module setup\n"; |
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print "</UL>\n"; |
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print "<BR>\n"; |
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return false; |
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} |
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return $bars; |
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} |
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/** |
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* Calculate EAN sum |
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* |
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* @param string $ean EAN to encode |
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* @return integer Sum |
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*/ |
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function barcode_gen_ean_sum($ean) |
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{ |
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$even = true; |
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$esum = 0; |
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$osum = 0; |
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$ln = strlen($ean) - 1; |
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for ($i = $ln; $i >= 0; $i--) { |
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if ($even) { |
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$esum += $ean[$i]; |
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} else { |
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$osum += $ean[$i]; |
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} |
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$even = !$even; |
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} |
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return (10 - ((3 * $esum + $osum) % 10)) % 10; |
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} |
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/** |
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* Generate EAN bars |
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* |
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* @param string $ean EAN to encode |
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* @return string Encoded EAN |
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*/ |
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function barcode_gen_ean_bars($ean) |
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{ |
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$digits = array(3211, 2221, 2122, 1411, 1132, 1231, 1114, 1312, 1213, 3112); |
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$mirror = array("000000", "001011", "001101", "001110", "010011", "011001", "011100", "010101", "010110", "011010"); |
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$guards = array("9a1a", "1a1a1", "a1a7"); |
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$line = $guards[0]; |
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for ($i = 1; $i < 13; $i++) { |
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$str = $digits[$ean[$i]]; |
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if ($i < 7 && $mirror[$ean[0]][$i - 1] == 1) { |
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$line .= strrev($str); |
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} else { |
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$line .= $str; |
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} |
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if ($i == 6) { |
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$line .= $guards[1]; |
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} |
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} |
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$line .= $guards[2]; |
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return $line; |
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} |
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/** |
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* Encode EAN |
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* |
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* @param string $ean Code |
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* @param string $encoding Encoding |
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* @return array array('encoding': the encoding which has been used, 'bars': the bars, 'text': text-positioning info, 'error': error message if error) |
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*/ |
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function barcode_encode_ean($ean, $encoding = "EAN-13") |
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{ |
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$ean = trim($ean); |
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if (preg_match("/[^0-9]/i", $ean)) { |
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return array("error"=>"Invalid encoding/code. encoding=".$encoding." code=".$ean." (not a numeric)", "text"=>"Invalid encoding/code. encoding=".$encoding." code=".$ean." (not a numeric)"); |
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} |
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$encoding = strtoupper($encoding); |
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if ($encoding == "ISBN") { |
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if (!preg_match("/^978/", $ean)) { |
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$ean = "978".$ean; |
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} |
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} |
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if (preg_match("/^97[89]/", $ean)) { |
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$encoding = "ISBN"; |
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} |
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if (strlen($ean) < 12 || strlen($ean) > 13) { |
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return array("error"=>"Invalid encoding/code. encoding=".$encoding." code=".$ean." (must have 12/13 numbers)", "text"=>"Invalid encoding/code. encoding=".$encoding." code=".$ean." (must have 12/13 numbers)"); |
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} |
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$ean = substr($ean, 0, 12); |
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$eansum = barcode_gen_ean_sum($ean); |
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$ean .= $eansum; |
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$bars = barcode_gen_ean_bars($ean); |
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/* create text */ |
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$pos = 0; |
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$text = ""; |
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for ($a = 0; $a < 13; $a++) { |
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if ($a > 0) { |
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$text .= " "; |
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} |
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$text .= "$pos:12:{$ean[$a]}"; |
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if ($a == 0) { |
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$pos += 12; |
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} elseif ($a == 6) { |
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$pos += 12; |
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} else { |
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$pos += 7; |
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} |
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} |
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return array( |
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"error" => '', |
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"encoding" => $encoding, |
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"bars" => $bars, |
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"text" => $text |
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); |
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} |
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/** |
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* Encode UPC |
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* |
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* @param string $upc Code |
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* @param string $encoding Encoding |
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* @return array array('encoding': the encoding which has been used, 'bars': the bars, 'text': text-positioning info, 'error': error message if error) |
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*/ |
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function barcode_encode_upc($upc, $encoding = "UPC") |
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{ |
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$upc = trim($upc); |
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if (preg_match("/[^0-9]/i", $upc)) { |
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return array("error"=>"Invalid encoding/code. encoding=".$encoding." code=".$upc." (not a numeric)", "text"=>"Invalid encoding/code. encoding=".$encoding." code=".$upc." (not a numeric)"); |
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} |
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$encoding = strtoupper($encoding); |
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if (strlen($upc) < 11 || strlen($upc) > 12) { |
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return array("error"=>"Invalid encoding/code. encoding=".$encoding." code=".$upc." (must have 11/12 numbers)", "text"=>"Invalid encoding/code. encoding=".$encoding." code=".$upc." (must have 11/12 numbers)"); |
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} |
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$upc = substr("0".$upc, 0, 12); |
|
296
|
|
|
$eansum = barcode_gen_ean_sum($upc); |
|
297
|
|
|
$upc .= $eansum; |
|
298
|
|
|
$bars = barcode_gen_ean_bars($upc); |
|
299
|
|
|
|
|
300
|
|
|
/* create text */ |
|
301
|
|
|
$pos = 0; |
|
302
|
|
|
$text = ""; |
|
303
|
|
|
for ($a = 1; $a < 13; $a++) { |
|
304
|
|
|
if ($a > 1) { |
|
305
|
|
|
$text .= " "; |
|
306
|
|
|
} |
|
307
|
|
|
$text .= "$pos:12:{$upc[$a]}"; |
|
308
|
|
|
if ($a == 1) { |
|
309
|
|
|
$pos += 15; |
|
310
|
|
|
} elseif ($a == 6) { |
|
311
|
|
|
$pos += 17; |
|
312
|
|
|
} elseif ($a == 11) { |
|
313
|
|
|
$pos += 15; |
|
314
|
|
|
} else { |
|
315
|
|
|
$pos += 7; |
|
316
|
|
|
} |
|
317
|
|
|
} |
|
318
|
|
|
|
|
319
|
|
|
return array( |
|
320
|
|
|
"error" => '', |
|
321
|
|
|
"encoding" => $encoding, |
|
322
|
|
|
"bars" => $bars, |
|
323
|
|
|
"text" => $text |
|
324
|
|
|
); |
|
325
|
|
|
} |
|
326
|
|
|
|
|
327
|
|
|
/** |
|
328
|
|
|
* Encode result of genbarcode command |
|
329
|
|
|
* |
|
330
|
|
|
* @param string $code Code |
|
331
|
|
|
* @param string $encoding Encoding |
|
332
|
|
|
* @return array|false array('encoding': the encoding which has been used, 'bars': the bars, 'text': text-positioning info) |
|
333
|
|
|
*/ |
|
334
|
|
|
function barcode_encode_genbarcode($code, $encoding) |
|
335
|
|
|
{ |
|
336
|
|
|
global $genbarcode_loc; |
|
337
|
|
|
|
|
338
|
|
|
// Clean parameters |
|
339
|
|
|
if (preg_match("/^ean$/i", $encoding) && strlen($code) == 13) { |
|
340
|
|
|
$code = substr($code, 0, 12); |
|
341
|
|
|
} |
|
342
|
|
|
if (!$encoding) { |
|
343
|
|
|
$encoding = "ANY"; |
|
344
|
|
|
} |
|
345
|
|
|
$encoding = preg_replace("/[\\\|]/", "_", $encoding); |
|
346
|
|
|
$code = preg_replace("/[\\\|]/", "_", $code); |
|
347
|
|
|
|
|
348
|
|
|
$command = escapeshellarg($genbarcode_loc); |
|
349
|
|
|
//$paramclear=" \"".str_replace("\"", "\\\"",$code)."\" \"".str_replace("\"", "\\\"",strtoupper($encoding))."\""; |
|
350
|
|
|
$paramclear = " ".escapeshellarg($code)." ".escapeshellarg(strtoupper($encoding)); |
|
351
|
|
|
|
|
352
|
|
|
$fullcommandclear = $command." ".$paramclear." 2>&1"; |
|
353
|
|
|
//print $fullcommandclear."<br>\n";exit; |
|
354
|
|
|
|
|
355
|
|
|
dol_syslog("Run command ".$fullcommandclear); |
|
356
|
|
|
$fp = popen($fullcommandclear, "r"); |
|
357
|
|
|
if ($fp) { |
|
358
|
|
|
$bars = fgets($fp, 1024); |
|
359
|
|
|
$text = fgets($fp, 1024); |
|
360
|
|
|
$encoding = fgets($fp, 1024); |
|
361
|
|
|
pclose($fp); |
|
362
|
|
|
} else { |
|
363
|
|
|
dol_syslog("barcode.lib.php::barcode_encode_genbarcode failed to run popen ".$fullcommandclear, LOG_ERR); |
|
364
|
|
|
return false; |
|
365
|
|
|
} |
|
366
|
|
|
//var_dump($bars); |
|
367
|
|
|
$ret = array( |
|
368
|
|
|
"bars" => trim($bars), |
|
369
|
|
|
"text" => trim($text), |
|
370
|
|
|
"encoding" => trim($encoding), |
|
371
|
|
|
"error" => "" |
|
372
|
|
|
); |
|
373
|
|
|
//var_dump($ret); |
|
374
|
|
|
if (preg_match('/permission denied/i', $ret['bars'])) { |
|
375
|
|
|
$ret['error'] = $ret['bars']; |
|
376
|
|
|
$ret['bars'] = ''; |
|
377
|
|
|
return $ret; |
|
378
|
|
|
} |
|
379
|
|
|
if (!$ret['bars']) { |
|
380
|
|
|
return false; |
|
381
|
|
|
} |
|
382
|
|
|
if (!$ret['text']) { |
|
383
|
|
|
return false; |
|
384
|
|
|
} |
|
385
|
|
|
if (!$ret['encoding']) { |
|
386
|
|
|
return false; |
|
387
|
|
|
} |
|
388
|
|
|
return $ret; |
|
389
|
|
|
} |
|
390
|
|
|
|
|
391
|
|
|
/** |
|
392
|
|
|
* Output image onto standard output, or onto disk if global filebarcode is defined |
|
393
|
|
|
* |
|
394
|
|
|
* @param string $text the text-line (<position>:<font-size>:<character> ...) |
|
395
|
|
|
* @param string $bars where to place the bars (<space-width><bar-width><space-width><bar-width>...) |
|
396
|
|
|
* @param int $scale scale factor ( 1 < scale < unlimited (scale 50 will produce 5400x300 pixels when using EAN-13!!!)) |
|
397
|
|
|
* @param string $mode png,gif,jpg (default='png') |
|
398
|
|
|
* @param int $total_y the total height of the image ( default: scale * 60 ) |
|
399
|
|
|
* @param array $space default: $space[top] = 2 * $scale; $space[bottom]= 2 * $scale; $space[left] = 2 * $scale; $space[right] = 2 * $scale; |
|
400
|
|
|
* @return string|null |
|
401
|
|
|
*/ |
|
402
|
|
|
function barcode_outimage($text, $bars, $scale = 1, $mode = "png", $total_y = 0, $space = '') |
|
403
|
|
|
{ |
|
404
|
|
|
global $bar_color, $bg_color, $text_color; |
|
405
|
|
|
global $font_loc, $filebarcode; |
|
406
|
|
|
|
|
407
|
|
|
//print "$text, $bars, $scale, $mode, $total_y, $space, $font_loc, $filebarcode<br>"; |
|
408
|
|
|
//var_dump($text); |
|
409
|
|
|
//var_dump($bars); |
|
410
|
|
|
//var_dump($font_loc); |
|
411
|
|
|
|
|
412
|
|
|
/* set defaults */ |
|
413
|
|
|
if ($scale < 1) { |
|
414
|
|
|
$scale = 2; |
|
415
|
|
|
} |
|
416
|
|
|
$total_y = (int) $total_y; |
|
417
|
|
|
if ($total_y < 1) { |
|
418
|
|
|
$total_y = (int) $scale * 60; |
|
419
|
|
|
} |
|
420
|
|
|
if (!$space) { |
|
421
|
|
|
$space = array('top'=>2 * $scale, 'bottom'=>2 * $scale, 'left'=>2 * $scale, 'right'=>2 * $scale); |
|
422
|
|
|
} |
|
423
|
|
|
|
|
424
|
|
|
/* count total width */ |
|
425
|
|
|
$xpos = 0; |
|
426
|
|
|
$width = true; |
|
427
|
|
|
$ln = strlen($bars); |
|
428
|
|
|
for ($i = 0; $i < $ln; $i++) { |
|
429
|
|
|
$val = strtolower($bars[$i]); |
|
430
|
|
|
if ($width) { |
|
431
|
|
|
$xpos += $val * $scale; |
|
432
|
|
|
$width = false; |
|
433
|
|
|
continue; |
|
434
|
|
|
} |
|
435
|
|
|
if (preg_match("/[a-z]/", $val)) { |
|
436
|
|
|
/* tall bar */ |
|
437
|
|
|
$val = ord($val) - ord('a') + 1; |
|
438
|
|
|
} |
|
439
|
|
|
$xpos += $val * $scale; |
|
440
|
|
|
$width = true; |
|
441
|
|
|
} |
|
442
|
|
|
|
|
443
|
|
|
/* allocate the image */ |
|
444
|
|
|
$total_x = ($xpos) + $space['right'] + $space['right']; |
|
445
|
|
|
$xpos = $space['left']; |
|
446
|
|
|
if (!function_exists("imagecreate")) { |
|
447
|
|
|
print "You don't have the gd2 extension enabled<br>\n"; |
|
448
|
|
|
return ""; |
|
449
|
|
|
} |
|
450
|
|
|
$im = imagecreate($total_x, $total_y); |
|
451
|
|
|
/* create two images */ |
|
452
|
|
|
$col_bg = ImageColorAllocate($im, $bg_color[0], $bg_color[1], $bg_color[2]); |
|
453
|
|
|
$col_bar = ImageColorAllocate($im, $bar_color[0], $bar_color[1], $bar_color[2]); |
|
454
|
|
|
$col_text = ImageColorAllocate($im, $text_color[0], $text_color[1], $text_color[2]); |
|
455
|
|
|
$height = round($total_y - ($scale * 10)); |
|
456
|
|
|
$height2 = round($total_y - $space['bottom']); |
|
457
|
|
|
|
|
458
|
|
|
/* paint the bars */ |
|
459
|
|
|
$width = true; |
|
460
|
|
|
$ln = strlen($bars); |
|
461
|
|
|
for ($i = 0; $i < $ln; $i++) { |
|
462
|
|
|
$val = strtolower($bars[$i]); |
|
463
|
|
|
if ($width) { |
|
464
|
|
|
$xpos += $val * $scale; |
|
465
|
|
|
$width = false; |
|
466
|
|
|
continue; |
|
467
|
|
|
} |
|
468
|
|
|
if (preg_match("/[a-z]/", $val)) { |
|
469
|
|
|
/* tall bar */ |
|
470
|
|
|
$val = ord($val) - ord('a') + 1; |
|
471
|
|
|
$h = $height2; |
|
472
|
|
|
} else { |
|
473
|
|
|
$h = $height; |
|
474
|
|
|
} |
|
475
|
|
|
imagefilledrectangle($im, $xpos, $space['top'], $xpos + ($val * $scale) - 1, $h, $col_bar); |
|
476
|
|
|
$xpos += $val * $scale; |
|
477
|
|
|
$width = true; |
|
478
|
|
|
} |
|
479
|
|
|
|
|
480
|
|
|
$chars = explode(" ", $text); |
|
481
|
|
|
foreach ($chars as $v) { |
|
482
|
|
|
if (trim($v)) { |
|
483
|
|
|
$inf = explode(":", $v); |
|
484
|
|
|
$fontsize = $scale * ($inf[1] / 1.8); |
|
485
|
|
|
$fontheight = $total_y - ($fontsize / 2.7) + 2; |
|
486
|
|
|
imagettftext($im, $fontsize, 0, $space['left'] + ($scale * $inf[0]) + 2, $fontheight, $col_text, $font_loc, $inf[2]); |
|
487
|
|
|
} |
|
488
|
|
|
} |
|
489
|
|
|
|
|
490
|
|
|
/* output the image */ |
|
491
|
|
|
$mode = strtolower($mode); |
|
492
|
|
|
if ($mode == 'jpg' || $mode == 'jpeg') { |
|
493
|
|
|
header("Content-Type: image/jpeg; name=\"barcode.jpg\""); |
|
494
|
|
|
imagejpeg($im); |
|
495
|
|
|
} elseif ($mode == 'gif') { |
|
496
|
|
|
header("Content-Type: image/gif; name=\"barcode.gif\""); |
|
497
|
|
|
imagegif($im); |
|
498
|
|
|
} elseif (!empty($filebarcode)) { |
|
499
|
|
|
// To wxrite into afile onto disk |
|
500
|
|
|
imagepng($im, $filebarcode); |
|
501
|
|
|
} else { |
|
502
|
|
|
header("Content-Type: image/png; name=\"barcode.png\""); |
|
503
|
|
|
imagepng($im); |
|
504
|
|
|
} |
|
505
|
|
|
} |
|
506
|
|
|
|
Dolibarr /
dolibarr
