/// <summary>
/// Updates settings for a store.
/// </summary>
/// <param name="settings">Settings class instance.</param>
/// <param name="form">Form value collection.</param>
/// <param name="storeId">Store identifier.</param>
/// <param name="settingService">Setting service.</param>
/// <param name="propertyNameMapper">Function to map property names. Return <c>null</c> to skip a property.</param>
public async Task UpdateSettingsAsync(
object settings,
IFormCollection form,
int storeId,
Func <string, string> propertyNameMapper = null)
{
var settingType = settings.GetType();
var settingName = settingType.Name;
var settingProperties = FastProperty.GetProperties(settingType).Values;
foreach (var prop in settingProperties)
{
var name = propertyNameMapper?.Invoke(prop.Name) ?? prop.Name;
if (!name.HasValue())
{
continue;
}
var key = string.Concat(settingName, ".", name);
if (storeId == 0 || IsOverrideChecked(key, form))
{
dynamic value = prop.GetValue(settings);
await _settingService.ApplySettingAsync(key, value ?? string.Empty, storeId);
}
else if (storeId > 0)
{
await _settingService.RemoveSettingAsync(key, storeId);
}
}
await _db.SaveChangesAsync();
}
public ApplySettingResult ApplyUserSetting <T>(ProviderMetadata metadata, Expression <Func <ProviderMetadata, T> > propertyAccessor)
{
Guard.NotNull(metadata, nameof(metadata));
Guard.NotNull(propertyAccessor, nameof(propertyAccessor));
var settingKey = metadata.SettingKeyPattern.FormatInvariant(metadata.SystemName, propertyAccessor.ExtractPropertyInfo().Name);
var value = propertyAccessor.Compile().Invoke(metadata);
return(_settingService.ApplySettingAsync(settingKey, value).Await());
}
/// <summary>
/// Applies setting value. The caller is responsible for database commit.
/// </summary>
/// <typeparam name="T">Entity type</typeparam>
/// <typeparam name="TPropType">Property type</typeparam>
/// <param name="settings">Settings</param>
/// <param name="keySelector">Key selector</param>
/// <param name="storeId">Store ID</param>
public static async Task <ApplySettingResult> ApplySettingAsync <T, TPropType>(this ISettingService service,
T settings,
Expression <Func <T, TPropType> > keySelector,
int storeId = 0)
where T : ISettings, new()
{
var propInfo = keySelector.ExtractPropertyInfo();
var key = string.Concat(typeof(T).Name, ".", propInfo.Name);
// Duck typing is not supported in C#. That's why we're using dynamic type.
var fastProp = FastProperty.GetProperty(propInfo, PropertyCachingStrategy.EagerCached);
dynamic currentValue = fastProp.GetValue(settings);
return(await service.ApplySettingAsync(key, currentValue, storeId));
}
/// <summary>
/// Applies or removes a setting property. The caller is responsible for database commit.
/// </summary>
/// <typeparam name="T">Entity type</typeparam>
/// <typeparam name="TPropType">Property type</typeparam>
/// <param name="settings">Settings</param>
/// <param name="keySelector">Key selector</param>
/// <param name="storeId">Store ID</param>
/// <returns><c>true</c> when the setting property has been modified.</returns>
public static async Task <ApplySettingResult> UpdateSettingAsync <T, TPropType>(this ISettingService service,
T settings,
Expression <Func <T, TPropType> > keySelector,
bool overrideForStore,
int storeId = 0) where T : ISettings, new()
{
if (overrideForStore || storeId == 0)
{
return(await service.ApplySettingAsync(settings, keySelector, storeId));
}
else if (storeId > 0 && await service.RemoveSettingAsync(settings, keySelector, storeId))
{
return(ApplySettingResult.Deleted);
}
return(ApplySettingResult.Unchanged);
}
public async Task Run(TaskExecutionContext ctx, CancellationToken cancelToken = default)
{
if (!_currencySettings.AutoUpdateEnabled)
{
return;
}
long lastUpdateTimeTicks = _currencySettings.LastUpdateTime;
DateTime lastUpdateTime = DateTime.FromBinary(lastUpdateTimeTicks);
lastUpdateTime = DateTime.SpecifyKind(lastUpdateTime, DateTimeKind.Utc);
// Don't update currencies if last execution time is less then an hour in the past.
if (lastUpdateTime.AddHours(1) < DateTime.UtcNow)
{
var exchangeRates = await _currencyService
.GetCurrencyLiveRatesAsync(_storeContext.CurrentStore.PrimaryExchangeRateCurrency.CurrencyCode);
var currencyCodes = exchangeRates.Select(x => x.CurrencyCode).Distinct().ToArray();
var currencies = await _db.Currencies
.Where(x => currencyCodes.Contains(x.CurrencyCode))
.ToDictionaryAsync(x => x.CurrencyCode, StringComparer.OrdinalIgnoreCase);
foreach (var exchageRate in exchangeRates)
{
if (currencies.TryGetValue(exchageRate.CurrencyCode, out var currency) && currency.Rate != exchageRate.Rate)
{
currency.Rate = exchageRate.Rate;
}
}
// Save new current date as last execution time.
_currencySettings.LastUpdateTime = DateTime.UtcNow.ToBinary();
await _settingService.ApplySettingAsync(_currencySettings, x => x.LastUpdateTime);
await _db.SaveChangesAsync(cancelToken);
}
}
public virtual async Task <bool> MoveAsync(
Provider <IMediaStorageProvider> sourceProvider,
Provider <IMediaStorageProvider> targetProvider,
CancellationToken cancelToken = default)
{
Guard.NotNull(sourceProvider, nameof(sourceProvider));
Guard.NotNull(targetProvider, nameof(targetProvider));
// Source must support sending
if (sourceProvider.Value is not IMediaSender sender)
{
throw new ArgumentException(T("Admin.Media.StorageMovingNotSupported", sourceProvider.Metadata.SystemName));
}
// Target must support receiving
if (targetProvider.Value is not IMediaReceiver receiver)
{
throw new ArgumentException(T("Admin.Media.StorageMovingNotSupported", targetProvider.Metadata.SystemName));
}
// Source and target provider must not be equal
if (sender == receiver)
{
throw new ArgumentException(T("Admin.Media.CannotMoveToSameProvider"));
}
var success = false;
var utcNow = DateTime.UtcNow;
var context = new MediaMoverContext(sender, receiver);
// We are about to process data in chunks but want to commit ALL at once after ALL chunks have been processed successfully.
// AutoDetectChanges true required for newly inserted binary data.
using (var scope = new DbContextScope(ctx: _db, autoDetectChanges: true, retainConnection: true))
{
using (var transaction = await _db.Database.BeginTransactionAsync(cancelToken))
{
try
{
var pager = new FastPager <MediaFile>(_db.MediaFiles, PAGE_SIZE);
while ((await pager.ReadNextPageAsync <MediaFile>()).Out(out var files))
{
if (cancelToken.IsCancellationRequested)
{
break;
}
foreach (var file in files)
{
// Move item from source to target
await sender.MoveToAsync(receiver, context, file);
file.UpdatedOnUtc = utcNow;
++context.MovedItems;
}
if (!cancelToken.IsCancellationRequested)
{
await _db.SaveChangesAsync(cancelToken);
// Detach all entities from previous page to save memory
scope.DbContext.DetachEntities(files, deep: true);
}
}
if (!cancelToken.IsCancellationRequested)
{
await transaction.CommitAsync(cancelToken);
success = true;
}
else
{
success = false;
await transaction.RollbackAsync(CancellationToken.None);
}
}
catch (Exception exception)
{
success = false;
await transaction.RollbackAsync(cancelToken);
_notifier.Error(exception);
Logger.Error(exception);
}
}
}
if (success)
{
await _settingService.ApplySettingAsync("Media.Storage.Provider", targetProvider.Metadata.SystemName);
await _db.SaveChangesAsync(cancelToken);
}
// Inform both provider about ending
await sender.OnCompletedAsync(context, success, cancelToken);
await receiver.OnCompletedAsync(context, success, cancelToken);
return(success);
}
