php-mpos/public/site_assets/mpos/js/pwcheck.js
xisi b0053b65e1 Added basic javascript password strength/match testing
Added pw strength/match to registration form
2014-01-20 23:57:07 -05:00

78 lines
2.2 KiB
JavaScript

function scorePassword(pass) {
var score = 0;
if (!pass)
return score;
var letters = new Object();
for (var i=0; i<pass.length; i++) {
letters[pass[i]] = (letters[pass[i]] || 0) + 1;
score += 5.0 / letters[pass[i]];
}
var variations = {
digits: /\d/.test(pass),
lower: /[a-z]/.test(pass),
upper: /[A-Z]/.test(pass),
nonWords: /\W/.test(pass),
spChars: /!@#\$%\^\&*\)\(+=._-/.test(pass),
}
variationCount = 0;
for (var check in variations) {
variationCount += (variations[check] == true) ? 1 : 0;
}
score += (variationCount - 1) * 10;
return parseInt(score);
}
function checkPassStrength(pass) {
var score = scorePassword(pass);
if (score >= 80)
return "Excellent";
if (score >= 70)
return "Strong";
if (score >= 50)
return "Good";
if (score >= 40)
return "Weak";
if (score >= 10)
return "Very weak";
if (score < 10 && score > 1)
return "Extremely weak";
return "";
}
function getStrengthColor(pass) {
var score = scorePassword(pass)
if (score >= 80)
return "#390"
if (score >= 70)
return "#3C0"
if (score >= 50)
return "#399"
if (score >= 40)
return "#F60"
if (score >= 10)
return "#E00"
if (score < 10)
return "#C00"
return "#999"
}
function checkIfPasswordsMatch() {
var pwMatch = document.getElementById('pw_match');
var field1 = document.getElementById('pw_field').value;
var field2 = document.getElementById('pw_field2').value;
if (field1 == field2 && field1 !== "" && field2 !== "") {
pwMatch.innerHTML = "Passwords match!";
pwMatch.style.color = "#390";
} else if (field1 == "" || field2 == ""){
pwMatch.innerHTML = "";
} else {
pwMatch.innerHTML = "Passwords don't match!";
pwMatch.style.color = "#399";
}
}
$(document).ready(function() {
$("#pw_field,#pw_field2").on("keypress keyup keydown", function() {
var fieldValue = document.getElementById('pw_field').value;
var pwStrength = document.getElementById('pw_strength');
pwStrength.innerHTML = checkPassStrength(fieldValue);
pwStrength.style.color = getStrengthColor(fieldValue);
checkIfPasswordsMatch();
});
});