141 lines
5.4 KiB
PHP
141 lines
5.4 KiB
PHP
<?php
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# PAPERWEB - GPLv3 licence
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# Copyright 2016 Yves Gablin
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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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# 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, see <http://www.gnu.org/licenses/>.
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#
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$CONF = parse_ini_file('paperweb.ini.php');
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if (array_key_exists('doDownload', $_REQUEST)) {
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$date = @$_REQUEST['date'];
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$page = @$_REQUEST['page'];
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$datearg = escapeshellarg($date);
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$pagearg = escapeshellarg($page);
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# -M and -R are used instead of -D to avoid storing the data in RAM
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$json = exec("sudo -u {$CONF['USER']} {$CONF['PATH']} -M {$datearg} -p {$pagearg}");
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if ($json) {
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$meta = json_decode($json, true);
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$knownetag = trim(@$_SERVER['HTTP_IF_NONE_MATCH'], ' "');
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if ($meta['etag'] == $knownetag) {
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header('HTTP/1.1 304 Not Modified');
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} else {
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$ext = explode('/', $meta['mime'])[1];
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header("Content-Type: {$meta['mime']}");
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header("ETag: \"{$meta['etag']}\"");
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header("Content-Disposition: inline; filename=\"{$date}_{$page}.{$ext}\"");
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passthru("sudo -u {$CONF['USER']} {$CONF['PATH']} -R {$datearg} -p {$pagearg}");
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}
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}
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} else {
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?>
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<!DOCTYPE html>
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<html lang="en"><head>
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<meta charset="utf-8">
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<title>PaperWeb, a simple web interface for Paperwork</title>
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<link rel="stylesheet" href="paperweb.css"/>
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</head><body>
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<form method="POST">
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<header>
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<h1>PaperWeb, a simple web interface for Paperwork</h1>
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<p><label>Space-separated date prefixes (<var>YYYY</var>, <var>YYYYMM</var> or <var>YYYYMMDD</var>, eg: <samp>201512 2016</samp>):
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<input name="D" value="<?php echo htmlentities(@$_REQUEST['D']); ?>"></label></p>
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<p><label>Space-separated substrings of labels (quotes allowed, eg: <samp>invoice "state tax"</samp>):
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<input name="L" value="<?php echo htmlentities(@$_REQUEST['L']); ?>"/></label></p>
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<p><label>Space-separated substrings of keywords (quotes allowed, eg: <samp>"check account" contact</samp>):
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<input name="K" value="<?php echo htmlentities(@$_REQUEST['K']); ?>"/></label></p>
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<p><button type="submit" name="doQuery" value="1">Refresh</button></p>
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</header>
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<section id="result">
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<?php
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if (array_key_exists('doQuery', $_REQUEST)) {
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$pattern='/(?<=")(?:[^"]|\\\\")*[^" ](?:[^"]|\\\\")*(?=")|[^ "]+/';
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preg_match_all($pattern, $_REQUEST['D'], $matches);
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$dates = escapeshellarg(implode('|', $matches[0]));
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preg_match_all($pattern, $_REQUEST['L'], $matches);
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$labels = escapeshellarg(implode('|', $matches[0]));
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preg_match_all($pattern, $_REQUEST['K'], $matches);
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$words = escapeshellarg(implode('|', $matches[0]));
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$json = exec("sudo -u {$CONF['USER']} {$CONF['PATH']} -Q -d {$dates} -l {$labels} -k {$words} -i");
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unset($_REQUEST['doThumbnails']);
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unset($_REQUEST['thumbnailsDone']);
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unset($_REQUEST['currentDoc']);
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} else {
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$json = @$_REQUEST['queryDone'];
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}
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if ($json) {
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if ($json == '[]') {
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?>
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<p>No result.</p>
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<?php
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} else {
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$current = (array_key_exists('doThumbnails', $_REQUEST) ? $_REQUEST['doThumbnails'] : @$_REQUEST['currentDoc']);
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?>
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<h2>Documents found</h2>
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<input type="hidden" name="queryDone" value="<?php echo htmlentities($json); ?>"/>
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<?php
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foreach (json_decode($json, true) as $doc) {
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?>
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<button type="submit" name="doThumbnails" value="<?php echo htmlentities($doc['folder']); ?>"<?php
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if ($doc['folder'] == $current) {
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echo ' disabled="disabled"';
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}
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?>>
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<h3><?php echo preg_replace('/^(....)(..)(..).*$/', '$1-$2-$3', $doc['folder']); ?></h3>
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<p><?php echo $doc['count']; ?> pages (<?php echo ($doc['type']=='pdf'?'PDF':'images'); ?>)</p>
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<?php if (count($doc['labels'])) { ?>
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<ul>
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<?php foreach ($doc['labels'] as $lab) { ?>
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<li><?php echo htmlentities($lab); ?></li>
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<?php } ?>
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</ul>
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<?php } ?>
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</button>
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<?php
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}
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}
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}
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?>
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</section>
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<section id="thumbs">
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<?php
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if (array_key_exists('doThumbnails', $_REQUEST)) {
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$date = $_REQUEST['doThumbnails'];
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$datearg = escapeshellarg($date);
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$json = exec("sudo -u {$CONF['USER']} {$CONF['PATH']} -T {$datearg}");
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} else {
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$json = @$_REQUEST['thumbnailsDone'];
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$date = @$_REQUEST['currentDoc'];
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}
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if ($json) {
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?>
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<h2>Pages</h2>
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<input type="hidden" name="thumbnailsDone" value="<?php echo htmlentities($json); ?>"/>
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<input type="hidden" name="currentDoc" value="<?php echo htmlentities($date); ?>"/>
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<?php
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foreach (json_decode($json, true) as $n => $p) {
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$nump = $n+1;
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?>
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<a target="_blank" href="?<?php echo htmlentities("doDownload=1&date={$date}&page={$nump}"); ?>"><img
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src="data:<?php echo $p['mime']; ?>;base64,<?php echo $p['data']; ?>"
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width="<?php echo $p['width']; ?>" height="<?php echo $p['height']; ?>"
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alt="Page <?php echo $nump; ?>"/></a>
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<?php
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}
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}
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?>
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</section>
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</form>
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<footer><p>PaperWeb - Copyright 2016 Yves Gablin - Based on Paperwork by jflesch.</p></footer>
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</body></html>
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<?php
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}
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