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jonen |
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/* |
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* PHP-Barcode 0.3pl1 |
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* PHP-Barcode generates |
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* - Barcode-Images using libgd2 (png, jpg, gif) |
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* - HTML-Images (using 1x1 pixel and html-table) |
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* - silly Text-Barcodes |
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* |
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* PHP-Barcode encodes using |
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* - a built-in EAN-13/ISBN Encoder |
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* - genbarcode (by Folke Ashberg), a command line |
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* barcode-encoder which uses GNU-Barcode |
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* genbarcode can encode EAN-13, EAN-8, UPC, ISBN, 39, 128(a,b,c), |
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* I25, 128RAW, CBR, MSI, PLS |
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* genbarcode is available at www.ashberg.de/bar |
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* (C) 2001,2002,2003,2004 by Folke Ashberg <folke@ashberg.de> |
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* The newest version can be found at http://www.ashberg.de/bar |
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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 2 of the License, or |
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* (at your option) any later version. |
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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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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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/* CONFIGURATION */ |
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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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$text_color=Array(0,0,0); |
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/* ******************************************************************** */ |
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/* FONT FILE */ |
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/* ******************************************************************** */ |
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/* location the the ttf-font */ |
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/* the file arialbd.ttf isn't included! */ |
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/* SAMPLE1 : |
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* use arialbd.ttf located in same directory like the script |
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* which includes/requires php-barcode.php |
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*/ |
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$font_loc=dirname($_SERVER["PATH_TRANSLATED"])."/inc/fonts/"."arialbd.ttf"; |
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/* SAMPLE2 : |
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* use font specified by full-path |
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*/ |
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//$font_loc="/path/font.ttf" |
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/* Automatic-Detection of Font if running Windows |
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* kick this lines if you don't need them! */ |
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//if (isset($_ENV['windir']) && file_exists($_ENV['windir'])){ |
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// $font_loc=$_ENV['windir']."\Fonts\arialbd.ttf"; |
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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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//$genbarcode_loc="c:\winnt\genbarcode.exe"; |
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$genbarcode_loc="/usr/local/bin/genbarcode"; |
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/* CONFIGURATION ENDS HERE */ |
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require("encode_bars.php"); /* build-in encoders */ |
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/* |
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* barcode_outimage(text, bars [, scale [, mode [, total_y [, space ]]]] ) |
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* |
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* Outputs an image using libgd |
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* |
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* text : the text-line (<position>:<font-size>:<character> ...) |
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* bars : where to place the bars (<space-width><bar-width><space-width><bar-width>...) |
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* scale : scale factor ( 1 < scale < unlimited (scale 50 will produce |
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* 5400x300 pixels when |
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* using EAN-13!!!)) |
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* mode : png,gif,jpg, depending on libgd ! (default='png') |
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* total_y: the total height of the image ( default: scale * 60 ) |
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* space : space |
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* default: |
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* $space[top] = 2 * $scale; |
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* $space[bottom]= 2 * $scale; |
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* $space[left] = 2 * $scale; |
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* $space[right] = 2 * $scale; |
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*/ |
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function barcode_outimage($text, $bars, $scale = 1, $mode = "png", |
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$total_y = 0, $space = '', $img_file = ''){ |
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global $bar_color, $bg_color, $text_color; |
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global $font_loc; |
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/* set defaults */ |
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if ($scale<1) $scale=2; |
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$total_y=(int)($total_y); |
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if ($total_y<1) $total_y=(int)$scale * 60; |
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if (!$space) |
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$space=array('top'=>2*$scale,'bottom'=>2*$scale,'left'=>2*$scale,'right'=>2*$scale); |
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/* count total width */ |
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$xpos=0; |
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$width=true; |
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for ($i=0;$i<strlen($bars);$i++){ |
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$val=strtolower($bars[$i]); |
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if ($width){ |
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$xpos+=$val*$scale; |
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$width=false; |
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continue; |
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} |
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if (ereg("[a-z]", $val)){ |
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/* tall bar */ |
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$val=ord($val)-ord('a')+1; |
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} |
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$xpos+=$val*$scale; |
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$width=true; |
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} |
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/* allocate the image */ |
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$total_x=( $xpos )+$space['right']+$space['right']; |
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$xpos=$space['left']; |
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if (!function_exists("imagecreate")){ |
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print "You don't have the gd2 extension enabled<BR>\n"; |
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print "<BR>\n"; |
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print "<BR>\n"; |
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print "Short HOWTO<BR>\n"; |
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print "<BR>\n"; |
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print "Debian: # apt-get install php4-gd2<BR>\n"; |
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print "<BR>\n"; |
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print "SuSE: ask YaST<BR>\n"; |
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print "<BR>\n"; |
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print "OpenBSD: # pkg_add /path/php4-gd-4.X.X.tgz (read output, you have to enable it)<BR>\n"; |
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print "<BR>\n"; |
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print "Windows: Download the PHP zip package from <A href=\"http://www.php.net/downloads.php\">php.net</A>, NOT the windows-installer, unzip the php_gd2.dll to C:\PHP (this is the default install dir) and uncomment 'extension=php_gd2.dll' in C:\WINNT\php.ini (or where ever your os is installed)<BR>\n"; |
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print "<BR>\n"; |
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print "<BR>\n"; |
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print "The author of php-barcode will give not support on this topic!<BR>\n"; |
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print "<BR>\n"; |
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print "<BR>\n"; |
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print "<A HREF=\"http://www.ashberg.de/bar/\">Folke Ashberg's OpenSource PHP-Barcode</A><BR>\n"; |
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return ""; |
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} |
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$im=imagecreate($total_x, $total_y); |
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/* create two images */ |
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$col_bg=ImageColorAllocate($im,$bg_color[0],$bg_color[1],$bg_color[2]); |
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$col_bar=ImageColorAllocate($im,$bar_color[0],$bar_color[1],$bar_color[2]); |
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$col_text=ImageColorAllocate($im,$text_color[0],$text_color[1],$text_color[2]); |
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$height=round($total_y-($scale*10)); |
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$height2=round($total_y-$space['bottom']); |
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/* paint the bars */ |
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$width=true; |
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for ($i=0;$i<strlen($bars);$i++){ |
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$val=strtolower($bars[$i]); |
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if ($width){ |
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$xpos+=$val*$scale; |
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$width=false; |
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continue; |
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} |
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if (ereg("[a-z]", $val)){ |
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/* tall bar */ |
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$val=ord($val)-ord('a')+1; |
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$h=$height2; |
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} else $h=$height; |
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imagefilledrectangle($im, $xpos, $space['top'], $xpos+($val*$scale)-1, $h, $col_bar); |
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$xpos+=$val*$scale; |
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$width=true; |
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} |
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/* write out the text */ |
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global $_SERVER; |
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$chars=explode(" ", $text); |
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reset($chars); |
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while (list($n, $v)=each($chars)){ |
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if (trim($v)){ |
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$inf=explode(":", $v); |
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$fontsize=$scale*($inf[1]/1.8); |
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$fontheight=$total_y-($fontsize/2.7)+2; |
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@imagettftext($im, $fontsize, 0, $space['left']+($scale*$inf[0])+2, |
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$fontheight, $col_text, $font_loc, $inf[2]); |
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} |
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} |
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/* output the image */ |
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$mode=strtolower($mode); |
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if ($mode=='jpg' || $mode=='jpeg'){ |
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if($img_file) { |
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imagejpeg($im, $img_file); |
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} else { |
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header("Content-Type: image/jpeg; name=\"barcode.jpg\""); |
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imagejpeg($im); |
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} |
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} else if ($mode=='gif'){ |
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if($img_file) { |
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imagegif($im, $img_file); |
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} else { |
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header("Content-Type: image/gif; name=\"barcode.gif\""); |
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imagegif($im); |
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} |
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} else { |
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if($img_file) { |
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imagepng($im, $img_file); |
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} else { |
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header("Content-Type: image/png; name=\"barcode.png\""); |
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imagepng($im); |
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} |
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} |
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} |
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/* |
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* barcode_outtext(code, bars) |
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* |
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* Returns (!) a barcode as plain-text |
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* ATTENTION: this is very silly! |
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* |
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* text : the text-line (<position>:<font-size>:<character> ...) |
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* bars : where to place the bars (<space-width><bar-width><space-width><bar-width>...) |
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*/ |
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function barcode_outtext($code,$bars){ |
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$width=true; |
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$xpos=$heigh2=0; |
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$bar_line=""; |
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for ($i=0;$i<strlen($bars);$i++){ |
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$val=strtolower($bars[$i]); |
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if ($width){ |
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$xpos+=$val; |
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$width=false; |
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for ($a=0;$a<$val;$a++) $bar_line.="-"; |
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continue; |
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} |
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if (ereg("[a-z]", $val)){ |
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$val=ord($val)-ord('a')+1; |
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$h=$heigh2; |
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for ($a=0;$a<$val;$a++) $bar_line.="I"; |
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} else for ($a=0;$a<$val;$a++) $bar_line.="#"; |
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$xpos+=$val; |
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$width=true; |
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} |
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return $bar_line; |
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} |
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/* |
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* barcode_outhtml(text, bars [, scale [, total_y [, space ]]] ) |
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* |
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* returns(!) HTML-Code for barcode-image using html-code (using a table and with black.png and white.png) |
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* |
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* text : the text-line (<position>:<font-size>:<character> ...) |
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* bars : where to place the bars (<space-width><bar-width><space-width><bar-width>...) |
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* scale : scale factor ( 1 < scale < unlimited (scale 50 will produce |
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* 5400x300 pixels when |
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* using EAN-13!!!)) |
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* total_y: the total height of the image ( default: scale * 60 ) |
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* space : space |
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* default: |
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* $space[top] = 2 * $scale; |
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* $space[bottom]= 2 * $scale; |
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* $space[left] = 2 * $scale; |
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* $space[right] = 2 * $scale; |
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*/ |
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function barcode_outhtml($code, $bars, $scale = 1, $total_y = 0, $space = ''){ |
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/* set defaults */ |
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$total_y=(int)($total_y); |
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if ($scale<1) $scale=2; |
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if ($total_y<1) $total_y=(int)$scale * 60; |
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if (!$space) |
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$space=array('top'=>2*$scale,'bottom'=>2*$scale,'left'=>2*$scale,'right'=>2*$scale); |
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/* generate html-code */ |
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$height=round($total_y-($scale*10)); |
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$height2=round($total_y)-$space['bottom']; |
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$out= |
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'<Table border=0 cellspacing=0 cellpadding=0 bgcolor="white">'."\n". |
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'<TR><TD><img src=white.png height="'.$space['top'].'" width=1></TD></TR>'."\n". |
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'<TR><TD>'."\n". |
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'<IMG src=white.png height="'.$height2.'" width="'.$space['left'].'">'; |
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$width=true; |
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for ($i=0;$i<strlen($bars);$i++){ |
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$val=strtolower($bars[$i]); |
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if ($width){ |
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$w=$val*$scale; |
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if ($w>0) $out.="<IMG src=white.png height=\"$total_y\" width=\"$w\" align=top>"; |
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$width=false; |
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continue; |
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} |
| 310 |
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if (ereg("[a-z]", $val)){ |
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//hoher strich |
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$val=ord($val)-ord('a')+1; |
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$h=$height2; |
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}else $h=$height; |
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$w=$val*$scale; |
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if ($w>0) $out.='<IMG src="black.png" height="'.$h.'" width="'.$w.'" align=top>'; |
| 317 |
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$width=true; |
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} |
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$out.= |
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'<IMG src=white.png height="'.$height2.'" width=".'.$space['right'].'">'. |
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'</TD></TR>'."\n". |
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'<TR><TD><img src="white.png" height="'.$space['bottom'].'" width="1"></TD></TR>'."\n". |
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'</TABLE>'."\n"; |
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//for ($i=0;$i<strlen($bars);$i+=2) print $line[$i]."<B>".$line[$i+1]."</B> "; |
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return $out; |
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} |
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/* barcode_encode_genbarcode(code, encoding) |
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* encodes $code with $encoding using genbarcode |
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* |
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* return: |
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* array[encoding] : the encoding which has been used |
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* array[bars] : the bars |
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* array[text] : text-positioning info |
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*/ |
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function barcode_encode_genbarcode($code,$encoding){ |
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global $genbarcode_loc; |
| 339 |
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/* delete EAN-13 checksum */ |
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if (eregi("^ean$", $encoding) && strlen($code)==13) $code=substr($code,0,12); |
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if (!$encoding) $encoding="ANY"; |
| 342 |
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$encoding=ereg_replace("[|\\]", "_", $encoding); |
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$code=ereg_replace("[|\\]", "_", $code); |
| 344 |
|
|
$cmd=$genbarcode_loc." \"" |
| 345 |
|
|
.str_replace("\"", "\\\"",$code)."\" \"" |
| 346 |
|
|
.str_replace("\"", "\\\"",strtoupper($encoding))."\""; |
| 347 |
|
|
//print "'$cmd'<BR>\n"; |
| 348 |
|
|
$fp=popen($cmd, "r"); |
| 349 |
|
|
if ($fp){ |
| 350 |
|
|
$bars=fgets($fp, 1024); |
| 351 |
|
|
$text=fgets($fp, 1024); |
| 352 |
|
|
$encoding=fgets($fp, 1024); |
| 353 |
|
|
pclose($fp); |
| 354 |
|
|
} else return false; |
| 355 |
|
|
$ret=array( |
| 356 |
|
|
"encoding" => trim($encoding), |
| 357 |
|
|
"bars" => trim($bars), |
| 358 |
|
|
"text" => trim($text) |
| 359 |
|
|
); |
| 360 |
|
|
if (!$ret['encoding']) return false; |
| 361 |
|
|
if (!$ret['bars']) return false; |
| 362 |
|
|
if (!$ret['text']) return false; |
| 363 |
|
|
return $ret; |
| 364 |
|
|
} |
| 365 |
|
|
|
| 366 |
|
|
/* barcode_encode(code, encoding) |
| 367 |
|
|
* encodes $code with $encoding using genbarcode OR built-in encoder |
| 368 |
|
|
* if you don't have genbarcode only EAN-13/ISBN is possible |
| 369 |
|
|
* |
| 370 |
|
|
* You can use the following encodings (when you have genbarcode): |
| 371 |
|
|
* ANY choose best-fit (default) |
| 372 |
|
|
* EAN 8 or 13 EAN-Code |
| 373 |
|
|
* UPC 12-digit EAN |
| 374 |
|
|
* ISBN isbn numbers (still EAN-13) |
| 375 |
|
|
* 39 code 39 |
| 376 |
|
|
* 128 code 128 (a,b,c: autoselection) |
| 377 |
|
|
* 128C code 128 (compact form for digits) |
| 378 |
|
|
* 128B code 128, full printable ascii |
| 379 |
|
|
* I25 interleaved 2 of 5 (only digits) |
| 380 |
|
|
* 128RAW Raw code 128 (by Leonid A. Broukhis) |
| 381 |
|
|
* CBR Codabar (by Leonid A. Broukhis) |
| 382 |
|
|
* MSI MSI (by Leonid A. Broukhis) |
| 383 |
|
|
* PLS Plessey (by Leonid A. Broukhis) |
| 384 |
|
|
* |
| 385 |
|
|
* return: |
| 386 |
|
|
* array[encoding] : the encoding which has been used |
| 387 |
|
|
* array[bars] : the bars |
| 388 |
|
|
* array[text] : text-positioning info |
| 389 |
|
|
*/ |
| 390 |
|
|
function barcode_encode($code,$encoding){ |
| 391 |
|
|
global $genbarcode_loc; |
| 392 |
|
|
if ( |
| 393 |
|
|
((eregi("^ean$", $encoding) |
| 394 |
|
|
&& ( strlen($code)==12 || strlen($code)==13))) |
| 395 |
|
|
|
| 396 |
|
|
|| (($encoding) && (eregi("^isbn$", $encoding)) |
| 397 |
|
|
&& (( strlen($code)==9 || strlen($code)==10) || |
| 398 |
|
|
(((ereg("^978", $code) && strlen($code)==12) || |
| 399 |
|
|
(strlen($code)==13))))) |
| 400 |
|
|
|
| 401 |
|
|
|| (( !isset($encoding) || !$encoding || (eregi("^ANY$", $encoding) )) |
| 402 |
|
|
&& (ereg("^[0-9]{12,13}$", $code))) |
| 403 |
|
|
|
| 404 |
|
|
){ |
| 405 |
|
|
/* use built-in EAN-Encoder */ |
| 406 |
|
|
$bars=barcode_encode_ean($code, $encoding); |
| 407 |
|
|
} else if (file_exists($genbarcode_loc)){ |
| 408 |
|
|
/* use genbarcode */ |
| 409 |
|
|
$bars=barcode_encode_genbarcode($code, $encoding); |
| 410 |
|
|
} else { |
| 411 |
|
|
print "php-barcode needs an external programm for encodings other then EAN/ISBN<BR>\n"; |
| 412 |
|
|
print "<UL>\n"; |
| 413 |
|
|
print "<LI>download gnu-barcode from <A href=\"http://www.gnu.org/software/barcode/\">www.gnu.org/software/barcode/</A>\n"; |
| 414 |
|
|
print "<LI>compile and install them\n"; |
| 415 |
|
|
print "<LI>download genbarcode from <A href=\"http://www.ashberg.de/bar/\">www.ashberg.de/bar/</A>\n"; |
| 416 |
|
|
print "<LI>compile and install them\n"; |
| 417 |
|
|
print "<LI>specify path the genbarcode in php-barcode.php\n"; |
| 418 |
|
|
print "</UL>\n"; |
| 419 |
|
|
print "<BR>\n"; |
| 420 |
|
|
print "<A HREF=\"http://www.ashberg.de/bar/\">Folke Ashberg's OpenSource PHP-Barcode</A><BR>\n"; |
| 421 |
|
|
return false; |
| 422 |
|
|
} |
| 423 |
|
|
return $bars; |
| 424 |
|
|
} |
| 425 |
|
|
|
| 426 |
|
|
/* barcode_print(code [, encoding [, scale [, mode ]]] ); |
| 427 |
|
|
* |
| 428 |
|
|
* encodes and prints a barcode |
| 429 |
|
|
* |
| 430 |
|
|
* return: |
| 431 |
|
|
* array[encoding] : the encoding which has been used |
| 432 |
|
|
* array[bars] : the bars |
| 433 |
|
|
* array[text] : text-positioning info |
| 434 |
|
|
*/ |
| 435 |
|
|
|
| 436 |
|
|
|
| 437 |
|
|
function barcode_print($code, $encoding="ANY", $scale = 2 ,$mode = "png" ){ |
| 438 |
|
|
$bars=barcode_encode($code,$encoding); |
| 439 |
|
|
if (!$bars) return; |
| 440 |
|
|
if (!$mode) $mode="png"; |
| 441 |
|
|
if (eregi($mode,"^(text|txt|plain)$")) print barcode_outtext($bars['text'],$bars['bars']); |
| 442 |
|
|
elseif (eregi($mode,"^(html|htm)$")) print barcode_outhtml($bars['text'],$bars['bars'], $scale,0, 0); |
| 443 |
|
|
else barcode_outimage($bars['text'],$bars['bars'],$scale, $mode); |
| 444 |
|
|
return $bars; |
| 445 |
|
|
} |
| 446 |
|
|
|
| 447 |
|
|
?> |
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