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index.html
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<!DOCTYPE html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Emscripten-Generated Code</title>
<style>
body {
font-family: arial;
margin: 0;
padding: none;
}
.emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; }
div.emscripten { text-align: center; }
div.emscripten_border { border: 1px solid black; }
/* the canvas *must not* have any border or padding, or mouse coords will be wrong */
canvas.emscripten { border: 0px none; background-color: black; }
#emscripten_logo {
display: inline-block;
margin: 0;
}
.spinner {
height: 30px;
width: 30px;
margin: 0;
margin-top: 20px;
margin-left: 20px;
display: inline-block;
vertical-align: top;
-webkit-animation: rotation .8s linear infinite;
-moz-animation: rotation .8s linear infinite;
-o-animation: rotation .8s linear infinite;
animation: rotation 0.8s linear infinite;
border-left: 5px solid rgb(235, 235, 235);
border-right: 5px solid rgb(235, 235, 235);
border-bottom: 5px solid rgb(235, 235, 235);
border-top: 5px solid rgb(120, 120, 120);
border-radius: 100%;
background-color: rgb(189, 215, 46);
}
@-webkit-keyframes rotation {
from {-webkit-transform: rotate(0deg);}
to {-webkit-transform: rotate(360deg);}
}
@-moz-keyframes rotation {
from {-moz-transform: rotate(0deg);}
to {-moz-transform: rotate(360deg);}
}
@-o-keyframes rotation {
from {-o-transform: rotate(0deg);}
to {-o-transform: rotate(360deg);}
}
@keyframes rotation {
from {transform: rotate(0deg);}
to {transform: rotate(360deg);}
}
#status {
display: inline-block;
vertical-align: top;
margin-top: 30px;
margin-left: 20px;
font-weight: bold;
color: rgb(120, 120, 120);
}
#progress {
height: 20px;
width: 30px;
}
#controls {
display: inline-block;
float: right;
vertical-align: top;
margin-top: 30px;
margin-right: 20px;
}
#output {
width: 100%;
height: 200px;
margin: 0 auto;
margin-top: 10px;
border-left: 0px;
border-right: 0px;
padding-left: 0px;
padding-right: 0px;
display: block;
background-color: black;
color: white;
font-family: 'Lucida Console', Monaco, monospace;
outline: none;
}
</style>
</head>
<body>
<a href="http://emscripten.org">
http://emscripten.org"
</a>
<div class="spinner" id='spinner'></div>
<div class="emscripten" id="status">Downloading...</div>
<span id='controls'>
<span><input type="checkbox" id="resize">Resize canvas</span>
<span><input type="checkbox" id="pointerLock" checked>Lock/hide mouse pointer </span>
<span><input type="button" value="Fullscreen" onclick="Module.requestFullscreen(document.getElementById('pointerLock').checked,
document.getElementById('resize').checked)">
</span>
</span>
<div class="emscripten">
<progress value="0" max="100" id="progress" hidden=1></progress>
</div>
<div class="emscripten_border">
<canvas class="emscripten" id="canvas" oncontextmenu="event.preventDefault()"></canvas>
</div>
<textarea id="output" rows="8"></textarea>
<input id="fileupload" type="file" />
<button id="button_list_files">List Files</button>
<button id="button_list_fs_files">List FS Files</button>
<button id="button_delete_rar_file">Delete RAR File</button>
<script type='text/javascript'>
let js_after_cb = null;
let g_return_data = null;
function js_set_return_data_size(size) {
g_return_data = new Uint8Array(size);
}
function js_set_return_data_value(index, data) {
g_return_data[index] = data;
}
let statusElement = document.getElementById('status');
let progressElement = document.getElementById('progress');
let spinnerElement = document.getElementById('spinner');
let fileupload = document.getElementById('fileupload');
fileupload.addEventListener('change', function(event) {
let file_reader = new FileReader();
file_reader.onload = function(e) {
let file_data = new Uint8Array(e.target.result);
Module.unrar_set_arg_size(file_data.length);
for (let i=0; i<file_data.length; ++i) {
Module.unrar_set_arg_value(i, file_data[i]);
}
Module.unrar_archive_load();
//alert("Done!");
};
file_reader.readAsArrayBuffer(event.target.files[0]);
}, false);
let button_list_files = document.getElementById('button_list_files');
button_list_files.addEventListener('click', function() {
js_after_cb = function() {
let name = '';
for (let i=0; i<g_return_data.length; ++i) {
name += String.fromCharCode(g_return_data[i]);
}
document.body.appendChild(document.createElement('br'));
let link = document.createElement('a');
link.href = '#';
link.innerHTML = name;
link.addEventListener('click', function(event) {
// Copy the file name to C++
let name = this.innerHTML;
Module.unrar_set_arg_size(name.length);
for (let i=0; i<name.length; ++i) {
Module.unrar_set_arg_value(i, name.charCodeAt(i));
}
// Extract the file
Module.unrar_archive_extract_one();
// After opening the file, load it into an image
js_after_cb = function() {
let blob = new Blob([g_return_data], {'type': 'image/jpeg'});
let url = URL.createObjectURL(blob);
g_return_data = null;
console.log(url);
let img = document.createElement('img');
img.src = url;
document.body.appendChild(img);
};
// Open the file
Module.unrar_fs_open_file();
event.preventDefault();
}, false);
document.body.appendChild(link);
};
Module.unrar_archive_list_files();
}, false);
let button_list_fs_files = document.getElementById('button_list_fs_files');
button_list_fs_files.addEventListener('click', function() {
Module.unrar_fs_list_files();
}, false);
let button_delete_rar_file = document.getElementById('button_delete_rar_file');
button_delete_rar_file.addEventListener('click', function() {
Module.unrar_archive_unload();
}, false);
var Module = {
preRun: [],
postRun: [],
print: (function() {
var element = document.getElementById('output');
if (element) element.value = ''; // clear browser cache
return function(text) {
if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
// These replacements are necessary if you render to raw HTML
//text = text.replace(/&/g, "&");
//text = text.replace(/</g, "<");
//text = text.replace(/>/g, ">");
//text = text.replace('\n', '<br>', 'g');
console.log(text);
if (element) {
element.value += text + "\n";
element.scrollTop = element.scrollHeight; // focus on bottom
}
};
})(),
printErr: function(text) {
if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
if (0) { // XXX disabled for safety typeof dump == 'function') {
dump(text + '\n'); // fast, straight to the real console
} else {
console.error(text);
}
},
canvas: (function() {
var canvas = document.getElementById('canvas');
// As a default initial behavior, pop up an alert when webgl context is lost. To make your
// application robust, you may want to override this behavior before shipping!
// See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2
canvas.addEventListener("webglcontextlost", function(e) { alert('WebGL context lost. You will need to reload the page.'); e.preventDefault(); }, false);
return canvas;
})(),
setStatus: function(text) {
if (!Module.setStatus.last) Module.setStatus.last = { time: Date.now(), text: '' };
if (text === Module.setStatus.text) return;
var m = text.match(/([^(]+)\((\d+(\.\d+)?)\/(\d+)\)/);
var now = Date.now();
if (m && now - Date.now() < 30) return; // if this is a progress update, skip it if too soon
if (m) {
text = m[1];
progressElement.value = parseInt(m[2])*100;
progressElement.max = parseInt(m[4])*100;
progressElement.hidden = false;
spinnerElement.hidden = false;
} else {
progressElement.value = null;
progressElement.max = null;
progressElement.hidden = true;
if (!text) spinnerElement.style.display = 'none';
}
statusElement.innerHTML = text;
},
totalDependencies: 0,
monitorRunDependencies: function(left) {
this.totalDependencies = Math.max(this.totalDependencies, left);
Module.setStatus(left ? 'Preparing... (' + (this.totalDependencies-left) + '/' + this.totalDependencies + ')' : 'All downloads complete.');
}
};
Module.setStatus('Downloading...');
window.onerror = function(event) {
// TODO: do not warn on ok events like simulating an infinite loop or exitStatus
Module.setStatus('Exception thrown, see JavaScript console');
spinnerElement.style.display = 'none';
Module.setStatus = function(text) {
if (text) Module.printErr('[post-exception status] ' + text);
};
};
</script>
<script async type="text/javascript" src="unrar.js"></script>
</body>
</html>