[SG-460] Master Password security checks (mobile) (#2312)

* [SG-886] MasterPassword Strength Indicator (#2238) * [SG-886] Add password strength indicator control * [SG-570] Add weak password dialog check * [SG-886] rename enum password strength * [SG-886] Change control scale * [SG-886] Move calculate user inputs to IPasswordGenerationService, refactor. * [SG-886] Move formatted string to xaml. Move minimum chars to constant * [SG-886] String to enum converter * [SG-886] PR fixes. Code refactor control * [SG-886] Update UI on OS theme change. * [SG-886] Move colors to view * [SG-886] Fixed password strength validation * [SG-564][SG-565] Check Exposed Password (#2239) * [SG-886] Add password strength indicator control * [SG-570] Add weak password dialog check * [SG-886] rename enum password strength * [SG-564] [SG-565] Add check for exposed password and show dialog * code format * [SG-886] Change control scale * [SG-886] Move calculate user inputs to IPasswordGenerationService, refactor. * [SG-886] Move formatted string to xaml. Move minimum chars to constant * [SG-886] String to enum converter * [SG-886] Remove import * [SG-886] Update UI on OS theme change. * [SG-886] Move colors to view * [SG-886] Fixed password strength validation
2025-12-21 02:33:36 +00:00 · 2023-01-20 13:38:31 +00:00
parent 5aa1146657
commit d61bc4b5c1
18 changed files with 553 additions and 31 deletions
--- a/src/App/Controls/PasswordStrengthProgressBar/PasswordStrengthViewModel.cs
+++ b/src/App/Controls/PasswordStrengthProgressBar/PasswordStrengthViewModel.cs
@@ -0,0 +1,67 @@
+using System.Collections.Generic;
+using Bit.Core.Abstractions;
+using Bit.Core.Utilities;
+using Xamarin.Forms;
+
+namespace Bit.App.Controls
+{
+    public class PasswordStrengthViewModel : ExtendedViewModel
+    {
+        private readonly IPasswordGenerationService _passwordGenerationService;
+        private readonly IPasswordStrengthable _passwordStrengthable;
+        private double _passwordStrength;
+        private Color _passwordColor;
+        private PasswordStrengthLevel? _passwordStrengthLevel;
+
+        public PasswordStrengthViewModel(IPasswordStrengthable passwordStrengthable)
+        {
+            _passwordGenerationService = ServiceContainer.Resolve<IPasswordGenerationService>();
+            _passwordStrengthable = passwordStrengthable;
+        }
+
+        public double PasswordStrength
+        {
+            get => _passwordStrength;
+            set => SetProperty(ref _passwordStrength, value);
+        }
+
+        public PasswordStrengthLevel? PasswordStrengthLevel
+        {
+            get => _passwordStrengthLevel;
+            set => SetProperty(ref _passwordStrengthLevel, value);
+        }
+
+        public List<string> GetPasswordStrengthUserInput(string email) => _passwordGenerationService.GetPasswordStrengthUserInput(email);
+
+        public void CalculatePasswordStrength()
+        {
+            if (string.IsNullOrEmpty(_passwordStrengthable.Password))
+            {
+                PasswordStrength = 0;
+                PasswordStrengthLevel = null;
+                return;
+            }
+
+            var passwordStrength = _passwordGenerationService.PasswordStrength(_passwordStrengthable.Password, _passwordStrengthable.UserInputs);
+            // The passwordStrength.Score is 0..4, convertion was made to be used as a progress directly by the control 0..1 
+            PasswordStrength = (passwordStrength.Score + 1f) / 5f;
+            if (PasswordStrength <= 0.4f)
+            {
+                PasswordStrengthLevel = Controls.PasswordStrengthLevel.VeryWeak;
+            }
+            else if (PasswordStrength <= 0.6f)
+            {
+                PasswordStrengthLevel = Controls.PasswordStrengthLevel.Weak;
+            }
+            else if (PasswordStrength <= 0.8f)
+            {
+                PasswordStrengthLevel = Controls.PasswordStrengthLevel.Good;
+            }
+            else
+            {
+                PasswordStrengthLevel = Controls.PasswordStrengthLevel.Strong;
+            }
+        }
+    }
+}
+