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Custom ISettings implemtation for app group support on iOS.

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This commit is contained in:
Kyle Spearrin 2016-06-24 23:39:13 -04:00
parent f97b62c51d
commit 9d8f54af9d
3 changed files with 251 additions and 19 deletions
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20
src/iOS/AppDelegate.cs
View file

@ -10,7 +10,6 @@ using Bit.App.Abstractions;
using Bit.App.Services;
using Microsoft.Practices.Unity;
using Bit.iOS.Services;
using Plugin.Settings;
using Plugin.Connectivity;
using Acr.UserDialogs;
using Bit.App.Repositories;
@ -26,19 +25,11 @@ using Plugin.DeviceInfo;
namespace Bit.iOS
{
// The UIApplicationDelegate for the application. This class is responsible for launching the
// User Interface of the application, as well as listening (and optionally responding) to
// application events from iOS.
[Register("AppDelegate")]
public partial class AppDelegate : global::Xamarin.Forms.Platform.iOS.FormsApplicationDelegate
{
//
// This method is invoked when the application has loaded and is ready to run. In this
// method you should instantiate the window, load the UI into it and then make the window
// visible.
//
// You have 17 seconds to return from this method, or iOS will terminate your application.
//
public ISettings Settings { get; set; }
public override bool FinishedLaunching(UIApplication app, NSDictionary options)
{
CrossFingerprint.AllowReuse = false;
@ -87,7 +78,8 @@ namespace Bit.iOS
UIApplication.SharedApplication.KeyWindow.EndEditing(true);
// Log the date/time we last backgrounded
CrossSettings.Current.AddOrUpdateValue(Constants.SettingLastBackgroundedDate, DateTime.UtcNow);
Settings.AddOrUpdateValue(Constants.SettingLastBackgroundedDate, DateTime.UtcNow);
base.DidEnterBackground(uiApplication);
Debug.WriteLine("DidEnterBackground");
@ -198,11 +190,13 @@ namespace Bit.iOS
.RegisterType<IDeviceApiRepository, DeviceApiRepository>(new ContainerControlledLifetimeManager())
// Other
.RegisterInstance(CrossDeviceInfo.Current, new ContainerControlledLifetimeManager())
.RegisterInstance(CrossSettings.Current, new ContainerControlledLifetimeManager())
.RegisterInstance(CrossConnectivity.Current, new ContainerControlledLifetimeManager())
.RegisterInstance(UserDialogs.Instance, new ContainerControlledLifetimeManager())
.RegisterInstance(CrossFingerprint.Current, new ContainerControlledLifetimeManager());
Settings = new Settings("group.com.8bit.bitwarden");
container.RegisterInstance(Settings, new ContainerControlledLifetimeManager());
CrossPushNotification.Initialize(container.Resolve<IPushNotificationListener>());
container.RegisterInstance(CrossPushNotification.Current, new ContainerControlledLifetimeManager());

235
src/iOS/Services/Settings.cs Normal file
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@ -0,0 +1,235 @@

using System;
#if __UNIFIED__
using Foundation;
#else
using MonoTouch.Foundation;
#endif
using Plugin.Settings.Abstractions;
namespace Bit.iOS.Services
{
/// <summary>
/// Main implementation for ISettings
/// </summary>
public class Settings : ISettings
{
private readonly object locker = new object();
private readonly NSUserDefaults _defaults;
public Settings(string defaultsName)
{
_defaults = string.IsNullOrWhiteSpace(defaultsName) ? NSUserDefaults.StandardUserDefaults
: new NSUserDefaults(defaultsName, NSUserDefaultsType.SuiteName);
}
/// <summary>
/// Gets the current value or the default that you specify.
/// </summary>
/// <typeparam name="T">Vaue of t (bool, int, float, long, string)</typeparam>
/// <param name="key">Key for settings</param>
/// <param name="defaultValue">default value if not set</param>
/// <returns>Value or default</returns>
public T GetValueOrDefault<T>(string key, T defaultValue = default(T))
{
lock(locker)
{
var defaults = _defaults;
if(defaults.ValueForKey(new NSString(key)) == null)
return defaultValue;
Type typeOf = typeof(T);
if(typeOf.IsGenericType && typeOf.GetGenericTypeDefinition() == typeof(Nullable<>))
{
typeOf = Nullable.GetUnderlyingType(typeOf);
}
object value = null;
var typeCode = Type.GetTypeCode(typeOf);
switch(typeCode)
{
case TypeCode.Decimal:
var savedDecimal = defaults.StringForKey(key);
value = Convert.ToDecimal(savedDecimal, System.Globalization.CultureInfo.InvariantCulture);
break;
case TypeCode.Boolean:
value = defaults.BoolForKey(key);
break;
case TypeCode.Int64:
var savedInt64 = defaults.StringForKey(key);
value = Convert.ToInt64(savedInt64, System.Globalization.CultureInfo.InvariantCulture);
break;
case TypeCode.Double:
value = defaults.DoubleForKey(key);
break;
case TypeCode.String:
value = defaults.StringForKey(key);
break;
case TypeCode.Int32:
#if __UNIFIED__
value = (Int32)defaults.IntForKey(key);
#else
value = defaults.IntForKey(key);
#endif
break;
case TypeCode.Single:
#if __UNIFIED__
value = (float)defaults.FloatForKey(key);
#else
value = defaults.FloatForKey(key);
#endif
break;
case TypeCode.DateTime:
var savedTime = defaults.StringForKey(key);
if(string.IsNullOrWhiteSpace(savedTime))
{
value = defaultValue;
}
else
{
var ticks = Convert.ToInt64(savedTime, System.Globalization.CultureInfo.InvariantCulture);
if(ticks >= 0)
{
//Old value, stored before update to UTC values
value = new DateTime(ticks);
}
else
{
//New value, UTC
value = new DateTime(-ticks, DateTimeKind.Utc);
}
}
break;
default:
if(defaultValue is Guid)
{
var outGuid = Guid.Empty;
var savedGuid = defaults.StringForKey(key);
if(string.IsNullOrWhiteSpace(savedGuid))
{
value = outGuid;
}
else
{
Guid.TryParse(savedGuid, out outGuid);
value = outGuid;
}
}
else
{
throw new ArgumentException(string.Format("Value of type {0} is not supported.", value.GetType().Name));
}
break;
}
return null != value ? (T)value : defaultValue;
}
}
/// <summary>
/// Adds or updates a value
/// </summary>
/// <param name="key">key to update</param>
/// <param name="value">value to set</param>
/// <returns>True if added or update and you need to save</returns>
public bool AddOrUpdateValue<T>(string key, T value)
{
Type typeOf = typeof(T);
if(typeOf.IsGenericType && typeOf.GetGenericTypeDefinition() == typeof(Nullable<>))
{
typeOf = Nullable.GetUnderlyingType(typeOf);
}
var typeCode = Type.GetTypeCode(typeOf);
return AddOrUpdateValue(key, value, typeCode);
}
private bool AddOrUpdateValue(string key, object value, TypeCode typeCode)
{
lock(locker)
{
var defaults = _defaults;
switch(typeCode)
{
case TypeCode.Decimal:
defaults.SetString(Convert.ToString(value, System.Globalization.CultureInfo.InvariantCulture), key);
break;
case TypeCode.Boolean:
defaults.SetBool(Convert.ToBoolean(value), key);
break;
case TypeCode.Int64:
defaults.SetString(Convert.ToString(value, System.Globalization.CultureInfo.InvariantCulture), key);
break;
case TypeCode.Double:
defaults.SetDouble(Convert.ToDouble(value, System.Globalization.CultureInfo.InvariantCulture), key);
break;
case TypeCode.String:
defaults.SetString(Convert.ToString(value), key);
break;
case TypeCode.Int32:
defaults.SetInt(Convert.ToInt32(value, System.Globalization.CultureInfo.InvariantCulture), key);
break;
case TypeCode.Single:
defaults.SetFloat(Convert.ToSingle(value, System.Globalization.CultureInfo.InvariantCulture), key);
break;
case TypeCode.DateTime:
defaults.SetString(Convert.ToString(-(Convert.ToDateTime(value)).ToUniversalTime().Ticks), key);
break;
default:
if(value is Guid)
{
if(value == null)
value = Guid.Empty;
defaults.SetString(((Guid)value).ToString(), key);
}
else
{
throw new ArgumentException(string.Format("Value of type {0} is not supported.", value.GetType().Name));
}
break;
}
try
{
defaults.Synchronize();
}
catch(Exception ex)
{
Console.WriteLine("Unable to save: " + key, " Message: " + ex.Message);
}
}
return true;
}
/// <summary>
/// Removes a desired key from the settings
/// </summary>
/// <param name="key">Key for setting</param>
public void Remove(string key)
{
lock(locker)
{
var defaults = _defaults;
try
{
var nsString = new NSString(key);
if(defaults.ValueForKey(nsString) != null)
{
defaults.RemoveObject(key);
defaults.Synchronize();
}
}
catch(Exception ex)
{
Console.WriteLine("Unable to remove: " + key, " Message: " + ex.Message);
}
}
}
}
}

15
src/iOS/iOS.csproj
View file

@ -113,6 +113,7 @@
<Compile Include="Services\KeyChainStorageService.cs" />
<Compile Include="Main.cs" />
<Compile Include="AppDelegate.cs" />
<Compile Include="Services\Settings.cs" />
<None Include="Entitlements.plist" />
<None Include="Info.plist" />
<Compile Include="Properties\AssemblyInfo.cs" />
@ -133,6 +134,14 @@
<InterfaceDefinition Include="Resources\LaunchScreen.storyboard" />
</ItemGroup>
<ItemGroup>
<Reference Include="Plugin.Settings, Version=2.1.0.0, Culture=neutral, processorArchitecture=MSIL">
<HintPath>..\..\packages\Xam.Plugins.Settings.2.1.0\lib\Xamarin.iOS10\Plugin.Settings.dll</HintPath>
<Private>True</Private>
</Reference>
<Reference Include="Plugin.Settings.Abstractions, Version=2.1.0.0, Culture=neutral, processorArchitecture=MSIL">
<HintPath>..\..\packages\Xam.Plugins.Settings.2.1.0\lib\Xamarin.iOS10\Plugin.Settings.Abstractions.dll</HintPath>
<Private>True</Private>
</Reference>
<Reference Include="System" />
<Reference Include="System.Xml" />
<Reference Include="System.Core" />
@ -173,12 +182,6 @@
<Reference Include="Plugin.Fingerprint.Abstractions, Version=1.1.1.0, Culture=neutral, PublicKeyToken=null">
<HintPath>..\..\packages\Plugin.Fingerprint.1.1.1-beta\lib\Xamarin.iOS10\Plugin.Fingerprint.Abstractions.dll</HintPath>
</Reference>
<Reference Include="Plugin.Settings, Version=2.1.0.0, Culture=neutral, PublicKeyToken=null">
<HintPath>..\..\packages\Xam.Plugins.Settings.2.1.0\lib\Xamarin.iOS10\Plugin.Settings.dll</HintPath>
</Reference>
<Reference Include="Plugin.Settings.Abstractions, Version=2.1.0.0, Culture=neutral, PublicKeyToken=null">
<HintPath>..\..\packages\Xam.Plugins.Settings.2.1.0\lib\Xamarin.iOS10\Plugin.Settings.Abstractions.dll</HintPath>
</Reference>
<Reference Include="Splat, Version=1.6.2.0, Culture=neutral, PublicKeyToken=null">
<HintPath>..\..\packages\Splat.1.6.2\lib\Xamarin.iOS10\Splat.dll</HintPath>
</Reference>