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passgen-js.html
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<html>
<head>
<title>Password generator</title>
<style type="text/css">
* { font-family: Helvetica,Arial,Verdana,sans-serif; }
p { color: #444; }
input, button { font-size: 16px; }
label, button { cursor: pointer; }
pre { font-size: 17px; font-family: monospace; }
small { color: #999; text-align: right; }
li { line-height: 180%; }
li input { font-family: monospace; }
</style>
<script>
/**
* Password generator script
* @author Rutger Laurman (github.com/lekkerduidelijk)
*/
// Set defaults
var passamount, passlength, passmemo;
passamount = 5;
passlength = 8;
passmemo = false;
// https://github.com/bermi/password-generator/blob/master/lib/password-generator.js
var consonant, letter, password, vowel;
letter = /[a-zA-Z]$/;
vowel = /[aeiouAEIOU]$/;
consonant = /[bcdfghjklmnpqrstvwxyzBCDFGHJKLMNPQRSTVWXYZ]$/;
var password = function(length, memorable, pattern, prefix) {
var char, n;
if (length == null) {
length = 10;
}
if (memorable == null) {
memorable = true;
}
if (pattern == null) {
pattern = /\w/;
}
if (prefix == null) {
prefix = '';
}
if (prefix.length >= length) {
return prefix;
}
if (memorable) {
if (prefix.match(consonant)) {
pattern = vowel;
} else {
pattern = consonant;
}
}
n = (Math.floor(Math.random() * 100) % 94) + 33;
char = String.fromCharCode(n);
if (memorable) {
char = char.toLowerCase();
}
if (!char.match(pattern)) {
return password(length, memorable, pattern, prefix);
}
return password(length, memorable, pattern, "" + prefix + char);
},
createFields = function(a,l){
var output = "";
var target = document.getElementById('passwords');
var easy = document.getElementById('memorable').checked;
for(var i = 0; i < a; i++) {
output += '<li><input value="' + password(l,easy,null,null) + '" size="'+l+'" /></li>';
}
target.innerHTML=output;
updateFields(a,l);
},
updateFields = function(a,l){
document.getElementById('amount').value = a;
document.getElementById('length').value = l;
};
document.addEventListener('DOMContentLoaded', function() {
createFields(passamount,passlength);
if (passmemo)
document.getElementById('memorable').checked = true;
else
document.getElementById('memorable').checked = false;
});
</script>
</head>
<body>
<h1>Password generator</h1>
<p id="predefined">
<a href="" onclick="createFields(5,8); return false">Default</a> |
<a href="" onclick="createFields(5,24); return false" title="24 chars">MySQL</a> |
<a href="" onclick="createFields(5,12); return false">12</a> |
<a href="" onclick="createFields(5,16); return false">16</a>
</p>
<form method="get">
<fieldset>
<legend>Generate passwords</legend>
<p>
Give me <input type="text" name="amount" id="amount" size="2" value="5" />
passwords with
<input type="text" name="length" id="length" size="2" value="8" />
characters.
<button type="submit" onclick="createFields(document.getElementById('amount').value,document.getElementById('length').value); return false">Generate</button>
<label><input type="checkbox" id="memorable"> Easy?</label>
</p>
</fieldset>
</form>
<ol id="passwords"></ol>
<hr>
<small>coded by <a href="http://github.com/lekkerduidelijk">lekkerduidelijk</a></small>
</body>
</html>