10 examples of 'email and password validation in javascript' in JavaScript

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public async validatePassword(password: string): Promise {
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	try {
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		const isMatch = await bcrypt.compare(password, this.password);
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		return isMatch;
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	} catch (error) {
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		return error;
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	}
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}

32
function validateEmail(email, callback) {
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	callback = callback || function() {};
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	var email_notify = $('#email-notify');
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	if (!email) {
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		validationError = true;
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		return;
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	}
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	if (!utils.isEmailValid(email)) {
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		showError(email_notify, '[[error:invalid-email]]');
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		return;
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	}
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	socket.emit('user.emailExists', {
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		email: email
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	}, function(err, exists) {
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		if(err) {
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			return app.alertError(err.message);
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		}
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		if (exists) {
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			showError(email_notify, '[[error:email-taken]]');
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		} else {
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			showSuccess(email_notify, successIcon);
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		}
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		callback();
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	});
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}

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validatePassword(password) {
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    let hashedPassword = User.sha512(password, this.password.salt);
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    return this.password.hash == hashedPassword;
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}

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isValidPassword(password: string = '') {
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  // basic validation, better user "validate.js" for real validation
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  if (password && password.trim().length > 0) {
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    return true;
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  }
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  return false;
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}

10
function validateEmail (email) {
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  if (email && email.match(/^(([^<>()\[\]\.,;:\s@\"]+(\.[^<>()\[\]\.,;:\s@\"]+)*)|(\".+\"))@(([^<>()[\]\.,;:\s@\"]+\.)+[^<>()[\]\.,;:\s@\"]{2,})$/i)) {
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    return true
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  }
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  return false
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}

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checkValidateEmailInput(email, isValidEmail) {
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    this.setState({
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        ...this.state,
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        email: email,
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        isValidEmail: isValidEmail
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    });
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}

13
function validate()
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{
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    $('#id_password').removeClass("is-invalid");
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    $('#id_password1').removeClass("is-invalid");
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    $('#id_password2').removeClass("is-invalid");
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    $('#id_email').removeClass("is-invalid");
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    if ($("#id_username")[0].value == "" || $("#id_password")[0].value.length == 0)
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        return false;
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    $("#id_email").val($("#id_email")[0].value.toLowerCase());
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    if (!utils.ValidateEmail($("#id_email")[0].value))
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    {
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        $('#id_email').addClass("is-invalid");
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        return false;
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    }
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    if ($("#id_password1")[0].value != $("#id_password2")[0].value)
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    {
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        $('#id_password2').addClass("is-invalid");
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        return false;
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    }
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    return true;
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}

54
function forgotPassword()
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{
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  $('#password').rules('remove');
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  $('#login_form').attr('action', '/actions/forgot_password');
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  $('#login_form').submit();
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}

20
function validate_email(email)
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{
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	var emailReg = /\S+@\S+\.\S+/;
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	if(!emailReg.test(email)) {
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		return false;
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	}
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	return true;
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}

20
async validatePassword(plainTextPassword: string) {
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	return await bcrypt.compare(plainTextPassword, this.password + '')
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}