172 sor
No EOL
6,2 KiB
PHP
172 sor
No EOL
6,2 KiB
PHP
<?php
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/*
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* PHP QR Code encoder
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*
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* Toolset, handy and debug utilites.
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*
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* PHP QR Code is distributed under LGPL 3
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* Copyright (C) 2010 Dominik Dzienia <deltalab at poczta dot fm>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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class QRtools {
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//----------------------------------------------------------------------
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public static function binarize($frame)
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{
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$len = count($frame);
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foreach ($frame as &$frameLine) {
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for($i=0; $i<$len; $i++) {
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$frameLine[$i] = (ord($frameLine[$i])&1)?'1':'0';
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}
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}
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return $frame;
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}
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//----------------------------------------------------------------------
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public static function tcpdfBarcodeArray($code, $mode = 'QR,L', $tcPdfVersion = '4.5.037')
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{
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$barcode_array = array();
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if (!is_array($mode))
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$mode = explode(',', $mode);
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$eccLevel = 'L';
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if (count($mode) > 1) {
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$eccLevel = $mode[1];
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}
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$qrTab = QRcode::text($code, false, $eccLevel);
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$size = count($qrTab);
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$barcode_array['num_rows'] = $size;
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$barcode_array['num_cols'] = $size;
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$barcode_array['bcode'] = array();
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foreach ($qrTab as $line) {
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$arrAdd = array();
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foreach(str_split($line) as $char)
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$arrAdd[] = ($char=='1')?1:0;
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$barcode_array['bcode'][] = $arrAdd;
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}
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return $barcode_array;
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}
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//----------------------------------------------------------------------
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public static function clearCache()
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{
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self::$frames = array();
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}
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//----------------------------------------------------------------------
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public static function buildCache()
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{
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QRtools::markTime('before_build_cache');
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$mask = new QRmask();
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for ($a=1; $a <= QRSPEC_VERSION_MAX; $a++) {
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$frame = QRspec::newFrame($a);
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if (QR_IMAGE) {
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$fileName = QR_CACHE_DIR.'frame_'.$a.'.png';
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QRimage::png(self::binarize($frame), $fileName, 1, 0);
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}
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$width = count($frame);
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$bitMask = array_fill(0, $width, array_fill(0, $width, 0));
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for ($maskNo=0; $maskNo<8; $maskNo++)
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$mask->makeMaskNo($maskNo, $width, $frame, $bitMask, true);
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}
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QRtools::markTime('after_build_cache');
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}
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//----------------------------------------------------------------------
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public static function log($outfile, $err)
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{
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if (QR_LOG_DIR !== false) {
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if ($err != '') {
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if ($outfile !== false) {
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file_put_contents(QR_LOG_DIR.basename($outfile).'-errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND);
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} else {
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file_put_contents(QR_LOG_DIR.'errors.txt', date('Y-m-d H:i:s').': '.$err, FILE_APPEND);
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}
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}
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}
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}
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//----------------------------------------------------------------------
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public static function dumpMask($frame)
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{
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$width = count($frame);
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for($y=0;$y<$width;$y++) {
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for($x=0;$x<$width;$x++) {
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echo ord($frame[$y][$x]).',';
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}
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}
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}
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//----------------------------------------------------------------------
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public static function markTime($markerId)
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{
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list($usec, $sec) = explode(" ", microtime());
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$time = ((float)$usec + (float)$sec);
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if (!isset($GLOBALS['qr_time_bench']))
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$GLOBALS['qr_time_bench'] = array();
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$GLOBALS['qr_time_bench'][$markerId] = $time;
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}
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//----------------------------------------------------------------------
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public static function timeBenchmark()
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{
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self::markTime('finish');
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$lastTime = 0;
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$startTime = 0;
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$p = 0;
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echo '<table cellpadding="3" cellspacing="1">
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<thead><tr style="border-bottom:1px solid silver"><td colspan="2" style="text-align:center">BENCHMARK</td></tr></thead>
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<tbody>';
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foreach($GLOBALS['qr_time_bench'] as $markerId=>$thisTime) {
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if ($p > 0) {
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echo '<tr><th style="text-align:right">till '.$markerId.': </th><td>'.number_format($thisTime-$lastTime, 6).'s</td></tr>';
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} else {
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$startTime = $thisTime;
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}
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$p++;
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$lastTime = $thisTime;
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}
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echo '</tbody><tfoot>
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<tr style="border-top:2px solid black"><th style="text-align:right">TOTAL: </th><td>'.number_format($lastTime-$startTime, 6).'s</td></tr>
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</tfoot>
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</table>';
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}
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}
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//##########################################################################
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QRtools::markTime('start');
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