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index.html
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<html><head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>AWS IO Example</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<meta name="robots" content="noindex, nofollow">
<meta name="googlebot" content="noindex, nofollow">
<script type="text/javascript" src="/js/lib/dummy.js"></script>
<link rel="stylesheet" type="text/css" href="/css/result-light.css">
<style id="compiled-css" type="text/css">
.box {
border: solid 1px;
padding: 5px;
margin: 5px;
font-size: 12px;
text-align: center;
background-color: white;
}
.box.container {
display: inline-block;
border: none;
}
.box.container.parent {
display: inline-block;
border: solid 1px;
border-radius: 10px;
}
.box.button {
font-weight: bold;
font-size: 16px;
border-radius: 5px;
}
.box.floating {
float: left;
margin: 15px;
padding: 10px;
font-weight: bold;
border-radius: 5px;
}
button.accordion {
background-color: #eee;
color: #444;
cursor: pointer;
padding: 18px;
width: 100%;
border: none;
text-align: left;
outline: none;
font-size: 15px;
transition: 0.4s;
}
button.accordion.active,
button.accordion:hover {
background-color: #ddd;
}
button.accordion:after {
content: '\02795';
font-size: 13px;
color: #777;
float: right;
margin-left: 5px;
}
button.accordion.active:after {
content: "\2796";
}
div.panel {
padding: 0 18px;
background-color: white;
max-height: 0;
overflow: hidden;
transition: 0.6s ease-in-out;
opacity: 0;
}
div.panel.show {
opacity: 1;
max-height: 500px;
}
div.panellast {
padding: 0 18px;
background-color: white;
max-height: 0;
transition: 0.6s ease-in-out;
opacity: 0;
display: inline-block;
}
div.panellast.show {
opacity: 1;
}
</style>
<script type="text/javascript">
window.onload=function(){
//Configuration settings for S3
var s3BucketName = '...'; //Bucket name.
var s3Region = 'ap-northeast-2'; //Region where bucket is hosted.
var s3Key = '...'; //Security key used for external access.
var s3Secret = '...'; //Secret used for external access.
//------------------------------------
var currentDir = "";
//------------------------------------
//Set the key and secret in order to allow access, should be done before instantiating the AWS.S3 object.
AWS.config.update({
accessKeyId: s3Key,
secretAccessKey: s3Secret,
region: s3Region
});
function roundToTwo(num) {
return +(Math.round(num + "e+2") + "e-2");
}
function getFileSize(filek) {
if (filek > 1024) {
filek = Math.round(filek / 1024);
if (filek > 1024) {
filek = roundToTwo(filek / 1024);
return filek + "MB"
}
return filek + "KB";
}
return filek + "B";
}
function getParentFolder(fullpath) {
var lastChar = fullpath.substr(-1); // Selects the last character
if (lastChar !== '/') { // is not directory
var parts = fullpath.split("/");
var beforeLast = parts[parts.length - 1];
return fullpath.substr(0, fullpath.length - beforeLast.length);
} else {
return getParentFolder(fullpath.substr(0, fullpath.length - 1));
}
}
function encode(data) {
var str = data.reduce(function(a, b) {
return a + String.fromCharCode(b)
}, '');
return btoa(str).replace(/.{76}(?=.)/g, '$&\n');
}
//The function that our list button generates.
function listObjs(directory = '') {
var startTime = new Date().getTime();
currentDir = directory;
var s3 = new AWS.S3({
params: {
Bucket: s3BucketName, //Set the bucket name.
Delimiter: '/',
Prefix: directory,
signatureVersion: 'v4'
}
});
var objListing = s3.listObjects(function(error, data) {
if (error === null) {
var html_keys = '';
var html_imgs = '';
var html_dirs = '';
jQuery.each(data.Contents, function(index, obj) {
html_keys += '' + (index + ': ' + obj.Key + ' (' + getFileSize(obj.Size) + ')' + '<br />');
/**/
var lastChar = obj.Key.substr(-1); // Selects the last character
if (lastChar !== '/') { // is not directory
html_imgs += "<div id='image-preview-" + index + "' class='box floating'><img src='" + "https://s3-" + s3Region + ".amazonaws.com/" + s3BucketName + "/" + obj.Key + "' width='100px' height='100px'/><br />" + obj.Key + " (" + getFileSize(obj.Size) + ")</div>";
} else {
var prevdir = getParentFolder(directory);
//Will show the name of the directory we are inside.
html_dirs += "<div class='box floating'><img src='http://image.flaticon.com/icons/png/512/0/340.png' width='100px' height='100px' onClick='listObjs(" + '"' + prevdir + '"' + ")' /><br />Return to '" + prevdir + "'</div>";
}
});
jQuery.each(data.CommonPrefixes, function(index, obj) {
html_dirs += "<div class='box floating'><img src='http://findicons.com/files/icons/727/leopard/128/folder.png' width='100px' height='100px' onClick='listObjs(" + '"' + obj.Prefix + '"' + ")' /><br />" + obj.Prefix + "</div>";
});
jQuery("#objKeys").html(html_keys);
jQuery("#objImgs").html(html_dirs + html_imgs);
var timeToLoad = (new Date().getTime() - startTime) / 1000.0;
jQuery("#objTiming").html("Loaded listing in " + timeToLoad + " seconds.");
} else {
console.log(error);
}
});
}
function downloadFile(fileKey, index) {
var s3 = new AWS.S3({
params: {
Bucket: s3BucketName, //Set the bucket name.
}
});
s3.getObject({
Key: fileKey
}, function(err, file) {
var imgg = document.createElement('img');
imgg.src = URL.createObjectURL(new Blob(file.Body, {
type: 'image/png'
}));
jQuery("#image-preview-" + index).append(imgg);
});
}
function uploadFile() {
var s3 = new AWS.S3({
params: {
Bucket: s3BucketName,
Delimiter: '/',
Prefix: currentDir
}
});
var file = document.getElementById('fileToUpload').files[0];
if (file) {
s3.putObject({
Key: currentDir + file.name,
ContentType: file.type,
Body: file,
ACL: "public-read"
}, function(err, data) {
if (data !== null) {
//alert("Got it!");
} else {
alert("Upload failed!");
}
listObjs(currentDir);
});
}
}
//----------------------------------------------
//Accordion stuff
var acc = document.getElementsByClassName("accordion");
var i;
for (i = 0; i < acc.length; i++) {
acc[i].onclick = function() {
this.classList.toggle("active");
this.nextElementSibling.classList.toggle("show");
}
}
}
</script>
<script type="text/javascript" src="//code.jquery.com/jquery-3.1.1.js"></script>
<script type="text/javascript" src="https://blueimp.github.io/JavaScript-Load-Image/js/load-image.all.min.js"></script>
<script type="text/javascript" src="https://sdk.amazonaws.com/js/aws-sdk-2.7.6.min.js"></script>
</head>
<body>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<meta name="robots" content="noindex, nofollow">
<meta name="googlebot" content="noindex, nofollow">
<div>
<div class="box container parent">
<button class="box button" onclick="listObjs()">Load AWS S3 Bucket</button>
<div id="objTiming"></div>
<button class="accordion">S3 Object Key List</button>
<div class="panel">
<div id="objKeys"></div>
</div>
<button class="accordion">Upload</button>
<div class="panel">
<input type="file" class="box button" id="fileToUpload">
<button class="box button" onclick="uploadFile()">Upload</button>
<br> (Uploads to current directory)
</div>
<button class="accordion active">Files</button>
<div id="foo" class="panellast show">
<div class="box container" id="objImgs"></div>
</div>
</div>
</div>
</body></html>