karolmie1 / ng2-password-strength-bar

ng2-password-strength-bar

This an Angular 2 implementation of AngularJS Directive to test the strength of a password.

• See Angular 2 Password Strength Bar for details of the changes since the Angular 1 original.
• See Publishing an Angular 2 Component NPM Package for some explanation of this project.

Try it live!

Install in your project

npm install ng2-password-strength-bar --save

Using the Component

Add Component to Module imports

import { PasswordStrengthBarModule } from 'ng2-password-strength-bar';
...
@NgModule({
 ...
   declarations: [
        AppComponent,
        ...
    ],
    imports: [
      BrowserModule,
      FormsModule,
      PasswordStrengthBarModule,
      ...
 ...
})
export class AppModule {}

Add Component to your Application

@Component({
    selector: 'my-app',
    template: `
  <h3>Angular 2 Password Strength Bar</h3>
    <div>
       <form name="myForm" novalidate>
            <input type="password" class="form-control" id="password" name="password" placeholder="Enter password"
                 [(ngModel)]="account.password" #password="ngModel"
                 minlength="5" maxlength="50" required>
            <ng2-password-strength-bar
                [passwordToCheck]="account.password"
                [barLabel]="barLabel">
            </ng2-password-strength-bar>
        </form>
    </div>
  `,
})
export class App {
    public account = {
        password: <string>null
    };
    public barLabel: string = "Password strength:";
    // ...
}

Input Parameters

<ng2-password-strength-bar [passwordToCheck]="account.password" [barLabel]="barLabel"> </ng2-password-strength-bar>

passwordToCheck (type: string)

• The variable containing the password to check.

barLabel (type: string)

• The variable containing the label displayed to the left of the bar.

Run the example application locally

• git clone https://github.com/rnadler/ng2-password-strength-bar.git
• cd ng2-password-strength-bar
• npm install
• npm start # Browser should open automatically on http://localhost:3000

Run the tests locally

• Same as above, except for the last step do:
• npm run test-once # Defaults to a Firefox browser

License

MIT