515fceeb
 “wangming”
框架初始化
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
using Volo.Abp;
using Volo.Abp.DependencyInjection;
using Volo.Abp.Settings;
namespace Yi.Framework.SettingManagement.Domain;
public class SettingManager : ISettingManager, ISingletonDependency
{
protected ISettingDefinitionManager SettingDefinitionManager { get; }
protected ISettingEncryptionService SettingEncryptionService { get; }
protected List<ISettingManagementProvider> Providers => _lazyProviders.Value;
protected SettingManagementOptions Options { get; }
private readonly Lazy<List<ISettingManagementProvider>> _lazyProviders;
public SettingManager(
IOptions<SettingManagementOptions> options,
IServiceProvider serviceProvider,
ISettingDefinitionManager settingDefinitionManager,
ISettingEncryptionService settingEncryptionService)
{
SettingDefinitionManager = settingDefinitionManager;
SettingEncryptionService = settingEncryptionService;
Options = options.Value;
//TODO: Instead, use IServiceScopeFactory and create a scope..?
_lazyProviders = new Lazy<List<ISettingManagementProvider>>(
() => Options
.Providers
.Select(c => serviceProvider.GetRequiredService(c) as ISettingManagementProvider)
.ToList(),
true
);
}
public virtual Task<string> GetOrNullAsync(string name, string providerName, string providerKey, bool fallback = true)
{
Check.NotNull(name, nameof(name));
Check.NotNull(providerName, nameof(providerName));
return GetOrNullInternalAsync(name, providerName, providerKey, fallback);
}
public virtual async Task<List<SettingValue>> GetAllAsync(string providerName, string providerKey, bool fallback = true)
{
Check.NotNull(providerName, nameof(providerName));
var settingDefinitions =await SettingDefinitionManager.GetAllAsync();
var providers = Enumerable.Reverse(Providers)
.SkipWhile(c => c.Name != providerName);
if (!fallback)
{
providers = providers.TakeWhile(c => c.Name == providerName);
}
var providerList = providers.Reverse().ToList();
if (!providerList.Any())
{
return new List<SettingValue>();
}
var settingValues = new Dictionary<string, SettingValue>();
foreach (var setting in settingDefinitions)
{
string value = null;
if (setting.IsInherited)
{
foreach (var provider in providerList)
{
var providerValue = await provider.GetOrNullAsync(
setting,
provider.Name == providerName ? providerKey : null
);
if (providerValue != null)
{
value = providerValue;
}
}
}
else
{
value = await providerList[0].GetOrNullAsync(
setting,
providerKey
);
}
if (setting.IsEncrypted)
{
value = SettingEncryptionService.Decrypt(setting, value);
}
if (value != null)
{
settingValues[setting.Name] = new SettingValue(setting.Name, value);
}
}
return settingValues.Values.ToList();
}
public virtual async Task SetAsync(string name, string value, string providerName, string providerKey, bool forceToSet = false)
{
Check.NotNull(name, nameof(name));
Check.NotNull(providerName, nameof(providerName));
var setting =await SettingDefinitionManager.GetAsync(name);
var providers = Enumerable
.Reverse(Providers)
.SkipWhile(p => p.Name != providerName)
.ToList();
if (!providers.Any())
{
return;
}
if (setting.IsEncrypted)
{
value = SettingEncryptionService.Encrypt(setting, value);
}
if (providers.Count > 1 && !forceToSet && setting.IsInherited && value != null)
{
var fallbackValue = await GetOrNullInternalAsync(name, providers[1].Name, null);
if (fallbackValue == value)
{
//Clear the value if it's same as it's fallback value
value = null;
}
}
providers = providers
.TakeWhile(p => p.Name == providerName)
.ToList(); //Getting list for case of there are more than one provider with same providerName
if (value == null)
{
foreach (var provider in providers)
{
await provider.ClearAsync(setting, providerKey);
}
}
else
{
foreach (var provider in providers)
{
await provider.SetAsync(setting, value, providerKey);
}
}
}
protected virtual async Task<string> GetOrNullInternalAsync(string name, string providerName, string providerKey, bool fallback = true)
{
var setting =await SettingDefinitionManager.GetAsync(name);
var providers = Enumerable
.Reverse(Providers);
if (providerName != null)
{
providers = providers.SkipWhile(c => c.Name != providerName);
}
if (!fallback || !setting.IsInherited)
{
providers = providers.TakeWhile(c => c.Name == providerName);
}
string value = null;
foreach (var provider in providers)
{
value = await provider.GetOrNullAsync(
setting,
provider.Name == providerName ? providerKey : null
);
if (value != null)
{
break;
}
}
if (setting.IsEncrypted)
{
value = SettingEncryptionService.Decrypt(setting, value);
}
return value;
}
}
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