192 lines
4.6 KiB
PHP
192 lines
4.6 KiB
PHP
<?php
|
|
/*
|
|
Bizou - a (french) KISS php image gallery
|
|
Copyright (C) 2010 Marc MAURICE
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
$bizouRootFromHere = '../..';
|
|
require "$bizouRootFromHere/config.php";
|
|
|
|
$simpleImagePath = $_SERVER["PATH_INFO"];
|
|
if ($simpleImagePath == '/') $simpleImagePath = '';
|
|
// extra security check to avoid /photos/index/../.. like urls, maybe useless but..
|
|
if (strpos($simpleImagePath, '..') !== false) die(".. found in url");
|
|
|
|
|
|
if (! is_file("$bizouRootFromHere/".IMAGES_DIR.$simpleImagePath)) {
|
|
header("HTTP/1.1 404 Not Found");
|
|
die("File Not Found");
|
|
}
|
|
|
|
// get all images in an array
|
|
$images = array();
|
|
|
|
$files = scandir("$bizouRootFromHere/".IMAGES_DIR.dirname($simpleImagePath));
|
|
foreach ($files as $file) {
|
|
$ext = strtolower(substr($file, -4));
|
|
if ($ext == ".jpg" or $ext == ".png")
|
|
$images[] = $file;
|
|
}
|
|
|
|
// find the image position
|
|
$pos = array_search(basename($simpleImagePath), $images);
|
|
if ($pos === false) die("Image not found");
|
|
|
|
// get prev and next images
|
|
$prevImage = '';
|
|
$nextImage = '';
|
|
if ($pos > 0)
|
|
$prevImage = $images[$pos-1];
|
|
if ($pos < sizeof($images)-1)
|
|
$nextImage = $images[$pos+1];
|
|
|
|
$scriptUrl = $_SERVER["SCRIPT_NAME"];
|
|
$bizouRootUrl = dirname(dirname(dirname($scriptUrl)));
|
|
if (substr($bizouRootUrl, -1) !== '/') $bizouRootUrl.='/'; // add a trailing / to rootUrl
|
|
// scriptUrl = /path/to/bizou/plugins/viewer/view.php
|
|
// bizouRootUrl = /path/to/bizou/
|
|
|
|
// template variables
|
|
$imageUrl = $bizouRootUrl.IMAGES_DIR.$simpleImagePath;
|
|
|
|
if ($nextImage === '') {
|
|
$nextImageUrl = '';
|
|
$nextPageUrl = '';
|
|
} else {
|
|
$nextImageUrl = $bizouRootUrl.IMAGES_DIR.dirname($simpleImagePath)."/$nextImage";
|
|
$nextPageUrl = dirname($_SERVER["REQUEST_URI"])."/$nextImage";
|
|
}
|
|
if ($prevImage === '') $prevPageUrl = '';
|
|
else $prevPageUrl = dirname($_SERVER["REQUEST_URI"])."/$prevImage";
|
|
|
|
$directoryUrl = $bizouRootUrl."index.php".dirname($simpleImagePath);
|
|
|
|
$firefox = strpos($_SERVER['HTTP_USER_AGENT'], 'Firefox') !== false;
|
|
|
|
header('Content-Type: text/html; charset=utf-8');
|
|
header('Expires: '.gmdate('D, d M Y H:i:s \G\M\T', time() + 3600));
|
|
?>
|
|
<html>
|
|
<head>
|
|
<title> <?php echo IMAGES_DIR.$simpleImagePath ?> </title>
|
|
<style type="text/css">
|
|
html, body {
|
|
height: 100%;
|
|
}
|
|
body {
|
|
margin: 0;
|
|
text-align: center;
|
|
background: black;
|
|
color: white;
|
|
}
|
|
#theimage {
|
|
max-width: 100%;
|
|
max-height: 100%;
|
|
}
|
|
a {
|
|
color: white;
|
|
text-decoration: none;
|
|
}
|
|
#next, #previous, #up {
|
|
position: fixed;
|
|
font-size: 4em;
|
|
font-weight: bold;
|
|
}
|
|
|
|
#up {
|
|
top: 0;
|
|
left: 0;
|
|
|
|
}
|
|
#next {
|
|
top: 50%;
|
|
right: -0;
|
|
|
|
}
|
|
#previous {
|
|
top: 50%;
|
|
left: 0;
|
|
}
|
|
img {
|
|
border: 0;
|
|
}
|
|
</style>
|
|
|
|
<?php if ($nextImageUrl !== '' and $firefox) { ?>
|
|
<link rel="prefetch" href="<?php echo $nextImageUrl ?>" />
|
|
<link rel="prefetch" href="<?php echo $nextPageUrl ?>" />
|
|
<?php } ?>
|
|
|
|
</head>
|
|
<body>
|
|
|
|
<a href="<?php echo $imageUrl ?>"><img src="<?php echo $imageUrl ?>" id="theimage" /></a>
|
|
|
|
<div id="up">
|
|
<a href="<?php echo $directoryUrl ?>" title="Back to directory">^</a>
|
|
</div>
|
|
|
|
<?php if ($nextPageUrl !== '') { ?>
|
|
<div id="next">
|
|
<a href="<?php echo $nextPageUrl ?>" title="Next image">></a>
|
|
</div>
|
|
<?php } ?>
|
|
|
|
<?php if ($prevPageUrl !== '') { ?>
|
|
<div id="previous">
|
|
<a href="<?php echo $prevPageUrl ?>" title="Previous image"><</a>
|
|
</div>
|
|
<?php } ?>
|
|
|
|
<script type="text/javascript">
|
|
|
|
<?php if ($nextImageUrl !== '' and ! $firefox) { ?>
|
|
window.onload = function() { // for browsers not supporting link rel=prefetch
|
|
var im = new Image();
|
|
im.src = '<?php echo $nextImageUrl ?>';
|
|
var req = new XMLHttpRequest();
|
|
req.open('GET', '<?php echo $nextPageUrl ?>', false);
|
|
req.send(null);
|
|
};
|
|
<?php } ?>
|
|
|
|
// keyboard navigation
|
|
function keyup(e)
|
|
{
|
|
switch (e.keyCode) {
|
|
case 37: // left
|
|
window.location = "<?php echo $prevPageUrl ?>";
|
|
break;
|
|
case 39: // right
|
|
case 32: // space
|
|
window.location = "<?php echo $nextPageUrl ?>";
|
|
break;
|
|
case 38: // up (down is 40)
|
|
window.location = "<?php echo $directoryUrl ?>";
|
|
break;
|
|
case 13: // enter
|
|
window.location = "<?php echo $imageUrl ?>";
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (document.addEventListener) {
|
|
document.addEventListener("keyup", keyup, false);
|
|
}
|
|
</script>
|
|
|
|
</body>
|
|
</html>
|