Complete rework to not use server side code, added no encrypt option
This commit is contained in:
Kevin Froman
parent
787dba30a3
commit
d552be851f
0
aes.min.js
vendored
Normal file → Executable file
0
aes.min.js
vendored
Normal file → Executable file
12
index.html
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12
index.html
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@ -10,7 +10,7 @@
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js" integrity="sha384-8gBf6Y4YYq7Jx97PIqmTwLPin4hxIzQw5aDmUg/DDhul9fFpbbLcLh3nTIIDJKhx" crossorigin="anonymous"></script>
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<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js" integrity="sha512-K1qjQ+NcF2TYO/eI3M6v8EiNYZfA95pQumfvcVrTHtwQVDG+aHRqLi/ETn2uB+1JqwYqVG3LIvdm9lj6imS/pQ==" crossorigin="anonymous"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/1.5.10/clipboard.min.js" integrity="sha384-f7wOtFps7eeIwcPoS0BT08o/onjsbd16QnjQmOoqVIimY7dzcSzfDU/htuPJlTFX" crossorigin="anonymous"></script>
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<script src="./aes.min.js"></script>
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<script src='./aes.min.js'></script>
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<link rel='stylesheet' href='./theme.min.css'>
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</head>
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@ -45,15 +45,19 @@
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<textarea id='text' placeholder=''></textarea>
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</div><br><br>
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<div class='center'>
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<div id='one'><button id='toggle' class='btn btn-primary'>Encrypt Mode</button></div>
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<label>Use Encryption <input type='checkbox' id='useEncrypt' checked></label>
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<br><br>
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<div id='one'><button id='toggle' class='btn btn-primary'>Encode <i class='fa fa-lock'></i></button></div>
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<span id='encryptArea'>
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<input type='password' id='password' placeholder='Encryption password' class='dataItem'>
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<br>
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<input type='password' id='confirmPass' placeholder='Confirm password' class='dataItem'>
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<br>
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</span>
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<button id='go' class='btn btn-success btn-lg dataItem'>Go</button>
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</div>
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<footer class='center'>By using this service you agree to our <a href='/legal/'>terms</a>.</footer>
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<footer class='center'><a href='https://github.com/beardog108/snow2/releases/'>Available for Windows/Linux</a> (Offers increased security)<br>By using this service you agree to our <a href='/legal/'>terms</a>.</footer>
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</div>
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<script src='./main.min.js'></script>
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<script src='./main.js'></script>
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</body>
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</html>
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170
main.js
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170
main.js
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@ -10,103 +10,139 @@ clipboard.on('success', function(e) {
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clipboard.on('error', function(e) {
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$('#copyFeedback').css('display', 'inherit');
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$('#copyFeedback').css('color', 'red');
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$('#copyFeedback').html('Failed to copy.');
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$('#copyFeedback').html('Your browser doesn\'t seem to support automatic copying. Get a better one.');
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e.clearSelection();
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});
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if ($('#useEncrypt').is(':checked') == false)
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{
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$('#encryptArea').css('display', 'none');
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}
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$('#modalClose').click(function(){
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$('#copyFeedback').css('display', 'none');
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});
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window.snowMode = 'encrypt';
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window.snowMode = 'encode';
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$("#output").on("click", function () {
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$(this).select();
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});
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$('#toggle').click(function(){
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if (window.snowMode == 'encrypt')
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if (window.snowMode == 'encode')
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{
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window.snowMode = 'decrypt';
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$('#toggle').html("Decrypt Mode");
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window.snowMode = 'decode';
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$('#toggle').html("Decode <i class='fa fa-unlock'></i>");
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$('#confirmPass').css('display', 'none');
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}
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else
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{
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window.snowMode = 'encrypt';
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$('#toggle').html("Encrypt Mode");
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window.snowMode = 'encode';
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$('#toggle').html("Encode <i class='fa fa-lock'></i>");
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$('#confirmPass').css('display', 'inline');
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}
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});
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/* based on stackoverflow.com/questions/14430633/how-to-convert-text-to-binary-code-in-javascript */
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function binToText(str) {
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var str = str.replace(/ /g, "1");
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var str = str.replace(/\t/g, "0");
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if(str.match(/[10]{8}/g)){
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var wordFromBinary = str.match(/([10]{8}|\s+)/g).map(function(fromBinary){
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return String.fromCharCode(parseInt(fromBinary, 2) );
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}).join('');
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return wordFromBinary;
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}
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}
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/* based on stackoverflow.com/questions/21354235/converting-binary-to-text-using-javascript */
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function textToBin(text) {
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var output = '';
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var length = text.length,
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output = [];
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for (var i = 0;i < length; i++) {
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var bin = text[i].charCodeAt().toString(2);
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output.push(Array(8-bin.length+1).join("0") + bin);
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}
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return output.join('');
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}
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$('#useEncrypt').click(function(){
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if (! this.checked)
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{
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$('#encryptArea').css('display', 'none');
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}
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else
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{
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$('#encryptArea').css('display', 'inherit');
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}
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})
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function verifyPass(mode)
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{
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if ($('#password').val() == '')
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{
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alert('You must provide a password.');
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return false;
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}
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if (mode == 'encrypt')
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{
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if ($('#password').val() != $('#confirmPass').val())
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{
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alert('Passwords must match.');
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return false;
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}
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}
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return true;
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}
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$('#go').click(function(){
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var output = '';
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document.getElementById("go").disabled = true;
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var input = $('#text').val();
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var password;
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var confirmPass;
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var encrypted;
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var decrypted;
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var encodeChoice;
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if (input == '') { return false; }
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var text = $('#text').val();
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if (text == '')
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// If we're encoding:
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if (window.snowMode == 'encode')
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{
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document.getElementById("go").disabled = false;
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return;
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}
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if (window.snowMode == 'encrypt')
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// If we should use encryption, encrypt first:
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if ($('#useEncrypt').is(':checked'))
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{
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encodeChoice = '1';
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password = $('#password').val();
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confirmPass = $('#confirmPass').val();
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if (password != confirmPass)
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// verify password first
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if (verifyPass('encrypt'))
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{
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alert("Passwords must match");
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document.getElementById("go").disabled = false;
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return;
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input = CryptoJS.AES.encrypt(input, $('#password').val()).toString();
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}
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else
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{
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encrypted = CryptoJS.AES.encrypt(text, password);
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$.post( "./snow2.py", { choice: encodeChoice, text: encrypted.toString()} )
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.done(function( data ) {
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document.getElementById("go").disabled = false;
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$('#output').val(data);
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return false;
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}
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}
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// convert result to binary
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output = textToBin(input);
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$('#output').val(output.toString().replace(/1/g, " ").replace(/0/g, "\t"));
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}
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else
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{
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var output = binToText(input);
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if ($('#useEncrypt').is(':checked'))
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{
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if (verifyPass('decrypt'))
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{
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output = CryptoJS.AES.decrypt(output, $('#password').val()).toString(CryptoJS.enc.Utf8);
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}
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else
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{
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return false;
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}
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}
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$('#output').val(output.toString());
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}
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$('#outputModal').modal();
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});
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}
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}
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else
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{
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encodeChoice = '2';
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$.post( "./snow2.py", { choice: encodeChoice, text: text} )
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.done(function( data ) {
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text = data;
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password = $('#password').val();
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decrypted = CryptoJS.AES.decrypt(text, password);
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decrypted = decrypted.toString(CryptoJS.enc.Utf8);
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if (decrypted == '')
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{
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alert('invalid password');
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document.getElementById("go").disabled = false;
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}
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else
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{
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document.getElementById("go").disabled = false;
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$('#output').val(decrypted);
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$('#outputModal').modal();
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}
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});
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}
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});
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1
main.min.js
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1
main.min.js
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var clipboard=new Clipboard(".btn");clipboard.on("success",function(e){$("#copyFeedback").css("display","inherit");$("#copyFeedback").css("color","green");$("#copyFeedback").html("Copied!");e.clearSelection()});clipboard.on("error",function(e){$("#copyFeedback").css("display","inherit");$("#copyFeedback").css("color","red");$("#copyFeedback").html("Failed to copy.");e.clearSelection()});$("#modalClose").click(function(){$("#copyFeedback").css("display","none")});window.snowMode="encrypt";$("#toggle").click(function(){if(window.snowMode=="encrypt"){window.snowMode="decrypt";$("#toggle").html("Decrypt Mode");$("#confirmPass").css("display","none")}else{window.snowMode="encrypt";$("#toggle").html("Encrypt Mode");$("#confirmPass").css("display","inline")}});$("#go").click(function(){document.getElementById("go").disabled=true;var password;var confirmPass;var encrypted;var decrypted;var encodeChoice;var text=$("#text").val();if(text==""){document.getElementById("go").disabled=false;return}if(window.snowMode=="encrypt"){encodeChoice="1";password=$("#password").val();confirmPass=$("#confirmPass").val();if(password!=confirmPass){alert("Passwords must match");document.getElementById("go").disabled=false;return}else{encrypted=CryptoJS.AES.encrypt(text,password);$.post("./snow2.py",{choice:encodeChoice,text:encrypted.toString()}).done(function(data){document.getElementById("go").disabled=false;$("#output").val(data);$("#outputModal").modal()})}}else{encodeChoice="2";$.post("./snow2.py",{choice:encodeChoice,text:text}).done(function(data){text=data;password=$("#password").val();decrypted=CryptoJS.AES.decrypt(text,password);decrypted=decrypted.toString(CryptoJS.enc.Utf8);if(decrypted==""){alert("invalid password");document.getElementById("go").disabled=false}else{document.getElementById("go").disabled=false;$("#output").val(decrypted);$("#outputModal").modal()}})}});
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40
snow2.py
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snow2.py
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#!/usr/bin/python3
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import binascii
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import cgi
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import cgitb; cgitb.enable() # Optional; for debugging only
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import sys
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arguments = cgi.FieldStorage()
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# echo headers, additional line-break nessasary.
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print("content-type: text/plain")
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print("")
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# get if request is to encode or decode
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choice = arguments['choice'].value
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if choice == "1":
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# Encode to whitespace
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orig = arguments['text'].value
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binary = bin(int.from_bytes(orig.encode(), 'big'))
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binary = binary.replace("0", " ").replace("1", "\t")
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print(binary[2:])
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elif choice == "2":
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# Decode to the aes text
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binary = " b" + arguments['text'].value
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binary = binary.replace("\t", "1").replace(" ", "0")
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n = int(binary, 2)
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print(n.to_bytes((n.bit_length() + 7) // 8, 'big').decode())
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0
theme.min.css
vendored
Normal file → Executable file
0
theme.min.css
vendored
Normal file → Executable file
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