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README

feathers-service-verify-reset

Adds user email verification, forgotten password reset, and other capabilities to local feathers-authentication.

Build Status Coverage Status

Capabilities:

  • Checking that values for fields like email and username are unique within users items.
  • Hooks for adding a new user.
  • Send another email address verification notification, routing through your email or SMS transports.
  • Process an email address verification from a URL response.
  • Process an email address verification after an SMS notification.
  • Send a forgotten password reset notification, routing through your email or SMS transports.
  • Process a forgotten password reset from a URL response.
  • Process a forgotten password reset from an SMS notification.
  • Process password change.
  • Process email address change.

User notifications may be sent for:

  • Email addr verification request when a new user is created.
  • Resending a new email addr verification, e.g. previous verification email was lost or is expired.
  • Successful user verification.
  • Sending an email to reset the password when the password is forgotten.
  • Successful password reset for a forgotten password.
  • Manual change of a password.
  • The previous email address is notified of a change of email address.

May be used with

  • feathers-client service calls over websockets or HTTP.
  • Client side wrappers for feathers-client service calls.
  • HTTP POST calls.
  • React's Redux.
  • Vue (docs to do)

A 30-char token is generated suitable for URL responses. (Configurable length.) This may be embedded in URL links sent by email, SMS or social media so that clicking the link starts the email address verification or the password reset.

A 6-digit token is also generated suitable for notification by SMS or social media. (Configurable length, may be alpha-numeric instead.) This may be manually entered in a UI to start the email address verification or the password reset.

The email verification token has a 5-day expiry (configurable), while the password reset has a 2 hour expiry (configurable).

Typically your user notifier refers to a property like user.preferredCommunication: 'email' to determine which transport to use for user notification. However the API allows the UI to be set up to ask the user which transport they prefer this time, when resending a email address verification and sending a forgotten password reset.

The server does not handle any interactions with the user. Leaving it a pure API server, lets it be used with both native and browser clients.

Contents

Code Example

The folder example/ presents a full featured server/browser implementation whose UI lets you exercise the API.

The Service

app.configure(authentication)
  .configure(verifyReset({ options }))
  .configure(user);

options are: - userNotifier: function(type, user, notifierOptions, newEmail, cb) - type: type of notification - 'resendVerifySignup' from resendVerifySignup API call - 'verifySignup' from verifySignupLong and verifySignupShort API calls - 'sendResetPwd' from sendResetPwd API call - 'resetPwd' from resetPwdLong and resetPwdShort API calls - 'passwordChange' from passwordChange API call - 'emailChange' from emailChange API call - user: user's item, minus password. - notifierOptions: notifierOptions option from resendVerifySignup and sendResetPwd API calls - newEmail: the new email address from emailChange API call - longTokenLen: Half the length of the long token. Default is 15, giving 30-char tokens. - shortTokenLen: Length of short token. Default is 6. - shortTokenDigits: Short token is digits if true, else alphanumeric. Default is true. - delay: Duration for sign up email verification token in ms. Default is 5 days. - resetDelay: Duration for password reset token in ms. Default is 2 hours. - userPropsForShortToken: A 6-digit short token is more susceptible to brute force attack than a 30-char token. Therefore the verifySignupShort and resetPwdShort API calls require the user be identified using a find-query-like object. To prevent this itself from being an attack vector, userPropsForShortToken is an array of valid properties allowed in that query object. The default is ['email']. You may change it to ['email', 'username'] if you want to identify users by {email} or {username} or {email, username}.

The service creates and maintains the following properties in the user item:

  • isVerified: if the user's email addr has been verified (boolean)
  • verifyToken: the 30-char token generated for email addr verification (string)
  • verifyTokenShort: the 6-digit token generated for email addr verification (string)
  • verifyExpires: when the email addr token expire (Date)
  • resetToken: the 30-char token generated for forgotten password reset (string)
  • resetTokenShort: the 6-digit token generated for forgotten password reset (string)
  • resetExpires: when the forgotten password token expire (Date)

The users service is expected to be already configured. Its patch method is used to update the password when needed, therefore patch may not have a auth.hashPassword() hook.

Client

The service may be called on the client using - Using Feathers method calls - Provided service wrappers - HTTP fetch - React's Redux - Vue 2.0 (docs todo)

Using Feathers' method calls

Method calls return a Promise unless a callback is provided.

const verifyReset = app.service('verifyReset');

// check props are unique in the users items
verifyReset.create({ action: 'checkUnique',
  value: uniques, // e.g. {email, username}. Props with null or undefined are ignored.
  ownId, // excludes your current user from the search
  meta: { noErrMsg }, // if return an error.message if not unique
}, {}, cb)

// resend email verification notification
verifyReset.create({ action: 'resendVerifySignup',
  value: emailOrToken, // email, {email}, {token}
  notifierOptions: {}, // options passed to options1.userNotifier, e.g. {transport: 'sms'}
}, {}, cb)

// email addr verification with long token
verifyReset.create({ action: 'verifySignupLong',
  value: token, // compares to .verifyToken
}, {}, cb)

// email addr verification with short token
verifyReset.create({ action: 'verifySignupShort',
  value: {
    token, // compares to .verifyTokenShort
    user: {} // identify user, e.g. {email: 'a@a.com'}. See options1.userPropsForShortToken.
  }
}, {}, cb)

// send forgotten password notification
verifyReset.create({ action: 'sendResetPwd',
  value: email,
  notifierOptions: {}, // options passed to options1.userNotifier, e.g. {transport: 'sms'}
}, {}, cb)

// forgotten password verification with long token
verifyReset.create({ action: 'resetPwdLong',
  value: {
    token, // compares to .resetToken
    password, // new password
  },
}, {}, cb)

// forgotten password verification with short token
verifyReset.create({ action: 'resetPwdShort',
  value: {
    token, // compares to .resetTokenShort
    password, // new password
    user: {} // identify user, e.g. {email: 'a@a.com'}. See options1.userPropsForShortToken.
  },
}, {}, cb)

// change password
verifyReset.create({ action: 'passwordChange',
  value: {
    oldPassword, // old password for verification
    password, // new password
  },
}, { user }, cb)

// change email
verifyReset.create({ action: 'emailChange',
  value: {
    password, // current password for verification
    email, // new email
  },
}, { user }, cb)

// Authenticate user and log on if user is verified.
var cbCalled = false;
app.authenticate({ type: 'local', email, password })
  .then((result) => {
    const user = result.data;
    if (!user || !user.isVerified) {
      app.logout();
      cb(new Error(user ? 'User\'s email is not verified.' : 'No user returned.'));
      return;
    }
    cbCalled = true;
    cb(null, user);
  })
  .catch((err) => {
    if (!cbCalled) { cb(err); } // ignore throws from .then( cb(null, user) )
  });
````

### <a name="wrappers"> Provided service wrappers
The wrappers return a Promise unless a callback is provided.
See `example/` for a working example of wrapper usage.

```javascript`
<script src="https://github.com/eddyystop/feathers-service-verify-reset/raw/v1.0.1/feathers-service-verify-reset/lib/client.js"></script>
  or
import VerifyRest from 'feathers-service-verify-reset/lib/client';

const app = feathers() ...
const verifyReset = new VerifyReset(app);

// check props are unique in the users items
verifyReset.checkUnique(uniques, ownId, ifErrMsg, cb)

// resend email verification notification
verifyReset.resendVerifySignup(emailOrToken, notifierOptions, cb)

// email addr verification with long token
verifyReset.verifySignupLong(token, cb)

// email addr verification with short token
verifyReset.verifySignupShort(token, userFind, cb)

// send forgotten password notification
verifyReset.sendResetPwd(email, notifierOptions, cb)

// forgotten password verification with long token
verifyReset.resetPwdLong(token, password, cb)

// forgotten password verification with short token
verifyReset.resetPwdShort(token, userFind, password, cb)

// change password
verifyReset.passwordChange(oldPassword, password, user, cb)

// change email
verifyReset.emailChange(password, email, user, cb)

// Authenticate user and log on if user is verified.
verifyReset.authenticate(email, password, cb)

HTTP fetch (docs to complete)

// check props are unique in the users items
// Set params just like [Feathers method calls.](#methods)
fetch('/verifyReset', {
  method: 'POST', headers: { Accept: 'application/json' },
  body: JSON.stringify({ action: 'checkUnique', value: uniques, ownId, meta: { noErrMsg } })
})
  .then(data => { ... }).catch(err => { ... });

You will want to refer to authenticating over HTTP.

React's Redux

See feathers-reduxify-services for information about state, etc. See feathers-starter-react-redux-login-roles for a working example.

Dispatching services

import feathers from 'feathers-client';
import reduxifyServices, { getServicesStatus } from 'feathers-reduxify-services';
const app = feathers().configure(feathers.socketio(socket)).configure(feathers.hooks());
const services = reduxifyServices(app, ['users', 'verifyReset', ...]);
...
// hook up Redux reducers
export default combineReducers({
  users: services.users.reducer,
  verifyReset: services.verifyReset.reducer,
});
...

// email addr verification with long token
// Feathers is now 100% compatible with Redux. Use just like [Feathers method calls.](#methods)
store.dispatch(services.verifyReset.create({ action: 'verifySignupLong',
    value: token, // compares to .verifyToken
  }, {})
);

Dispatching authentication. User must be verified to sign in.

const reduxifyAuthentication = require('feathers-reduxify-authentication');
const signin = reduxifyAuthentication(app, { isUserAuthorized: (user) => user.isVerified });

// Sign in with the JWT currently in localStorage
if (localStorage['feathers-jwt']) {
  store.dispatch(signin.authenticate()).catch(err => { ... });
}

// Sign in with credentials
store.dispatch(signin.authenticate({ type: 'local', email, password }))
  .then(() => { ... )
  .catch(err => { ... });

Vue 2.0 (docs todo)

Hooks

The service does not itself handle creation of a new user account nor the sending of the initial email verification request. Instead hooks are provided for you to use with the users service create method.

const verifyHooks = require('feathers-service-verify-reset').verifyResetHooks;
// users service
module.exports.before = {
  create: [
    auth.hashPassword(),
    verifyHooks.addVerification() // adds .isVerified, .verifyExpires, .verifyToken props
  ]
};
module.exports.after = {
  create: [
    hooks.remove('password'),
    aHookToEmailYourVerification(),
    verifyHooks.removeVerification() // removes verification/reset fields other than .isVerified
  ]
};

A hook is provided to ensure the user's email addr is verified:

const auth = require('feathers-authentication').hooks;
const verify = require('feathers-service-verify-reset').hooks;
export.before = {
  create: [
    auth.verifyToken(),
    auth.populateUser(),
    auth.restrictToAuthenticated(),
    verify.restrictToVerified()
  ]
};

An email to verify the user's email addr can be sent when user if created on the server, e.g. example/src/services/user/hooks/index:

Database

The service adds the following optional properties to the user item. Y

Core symbols most depended-on inside this repo

Shape

Function 121

Languages

TypeScript100%

Modules by API surface

src/index.js27 symbols
lib/index.js27 symbols
example/public/feathers-api.js13 symbols
test/resendVerifySignup.test.js6 symbols
test/helpers/feathersStubs.js6 symbols
test/sendResetPwd.test.js5 symbols
test/passwordChange.test.js5 symbols
test/emailChange.test.js5 symbols
test/verifySignupShort.test.js3 symbols
test/verifySignupLong.test.js3 symbols
test/resetPwdShort.test.js3 symbols
test/resetPwdLong.test.js3 symbols

For agents

$ claude mcp add feathers-service-verify-reset \
  -- python -m otcore.mcp_server <graph>

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