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index.php
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index.php
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<?php
/* ======================= USER DEFINE INFO ======================*/
define("GALLERY_ROOT", "./");
define("ITEM_PER_PAGE", 15);
$isPost = false;
$apiIgnoreFiles = [];
$offset = 0;
if (isset($_POST['ignoreFile'])) {
$apiIgnoreFiles = $_POST['ignoreFile'];
$offset = intval($_POST['offset']);
$isPost = true;
}
/* ====================== PROGRAM IN BELLOW ======================*/
$allFiles = scandir(GALLERY_ROOT);
$filesTmp = array_diff($allFiles, array('.', '..'));
$files = [];
$supported_format = array('gif','jpg','jpeg','png');
foreach($filesTmp as $file) {
$ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
if (in_array($ext, $supported_format) && !in_array($file, $apiIgnoreFiles)) {
$files[] = $file;
}
}
function uniqueRandomNumbersWithinRange($min, $max, $quantity) {
$numbers = range($min, $max);
shuffle($numbers);
return array_slice($numbers, 0, $quantity);
}
$total = count($files);
$idxs = uniqueRandomNumbersWithinRange(0, $total, $total);
if (!$isPost) {
$ignoreFiles = [];
$dataOut = '';
foreach($idxs as $idx) {
if ($offset == ITEM_PER_PAGE) {
break;
}
$offset++;
$file = $files[$idx];
$ignoreFiles[] = $file;
$dataOut .= '<a href="' . GALLERY_ROOT . $file . '"><img class="img-fluid lazy" src="' . GALLERY_ROOT . $file . '" /></a>';
}
}
if($isPost) {
header('Content-Type: application/json');
echo json_encode(array("imgs" => $files, "idxs" => $idxs, "offset" => $offset, "perPage" => ITEM_PER_PAGE)); exit;
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<title>Very Simple Gallery</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<link rel="stylesheet" href="https://miromannino.github.io/Justified-Gallery/bower_components/justified-gallery/dist/css/justifiedGallery.css" />
<link rel="stylesheet" href="https://miromannino.github.io/Justified-Gallery/bower_components/colorbox/example3/colorbox.css" />
<script>
var xdata = {};
var sGallery = {
canNext: false,
waitForNextPage: false
};
</script>
</head>
<body>
<div class="container-fluid"><div class="row" id="mygallery" ><?=$dataOut?></div></div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>
<script src="https://miromannino.github.io/Justified-Gallery/bower_components/justified-gallery/dist/js/jquery.justifiedGallery.min.js"></script>
<script src="https://miromannino.github.io/Justified-Gallery/bower_components/colorbox/jquery.colorbox-min.js"></script>
<script>
window.mobilecheck = function() {
var check = false;
(function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) check = true;})(navigator.userAgent||navigator.vendor||window.opera);
return check;
};
var colorboxConf = {
maxWidth : '80%',
maxHeight : '80%',
opacity : 0.8,
transition : 'elastic',
current : ''
};
sGallery.nextPage = function(){
if (!sGallery.canNext){
console.log("Loading ...");
return;
}
if (xdata.offset < (xdata.imgs.length - 1)) {
var nextOffset = xdata.offset + xdata.perPage;
if (nextOffset >= xdata.imgs.length) {
nextOffset = xdata.imgs.length;
}
for (; xdata.offset < nextOffset; xdata.offset++) {
var nextIdx = xdata.idxs[xdata.offset];
var imgFileName = xdata.imgs[nextIdx];
$('#mygallery').append('<a href="<?=GALLERY_ROOT?>' + imgFileName + '">' + '<img src="<?=GALLERY_ROOT?>' + imgFileName + '" />' + '</a>');
}
$('#mygallery').justifiedGallery('norewind').on('jg.complete', function () {
$(this).find('a').colorbox(colorboxConf);
sGallery.waitForNextPage = false;
});
}
}
$(function() {
var rHeight = 300;
if (mobilecheck()) {
rHeight = 150;
}
$("#mygallery").justifiedGallery({
rowHeight : rHeight,
lastRow : 'nojustify',
margins : 3
}).on('jg.complete', function () {
$(this).find('a').colorbox(colorboxConf);
});
$.ajax({
url : "./index.php",
type: "post",
data: {
ignoreFile: <?=json_encode($ignoreFiles)?>,
offset: <?=$offset?>
}, success: function(data) {
xdata = data;
sGallery.canNext = true;
$(window).scroll(function() {
if($(window).scrollTop() + $(window).height() >= ($(document).height() - 100) && !sGallery.waitForNextPage) {
sGallery.waitForNextPage = true;
sGallery.nextPage();
}
});
}
});
});
</script>
</body>
</html>