/// <summary>
/// 初始化提供者。
/// </summary>
private static void InitializeProviders()
{
//内置的提供者
#if !NETSTANDARD
dicProviders.TryAdd("OleDb", OleDbProvider.Instance);
dicProviders.TryAdd("Odbc", OdbcProvider.Instance);
#endif
dicProviders.TryAdd("MsSql", MsSqlProvider.Instance);
dicProviders.TryAdd("Oracle", OracleProvider.Instance);
dicProviders.TryAdd("SQLite", SQLiteProvider.Instance);
dicProviders.TryAdd("MySql", MySqlProvider.Instance);
dicProviders.TryAdd("PostgreSql", PostgreSqlProvider.Instance);
dicProviders.TryAdd("Firebird", FirebirdProvider.Instance);
dicProviders.TryAdd("DB2", DB2Provider.Instance);
//取配置，注册自定义提供者
var section = ConfigurationUnity.GetSection <ProviderConfigurationSection>();
if (section != null)
{
RegisterCustomProviders(section);
}
}
/// <summary>
/// 通过配置文件来配置 <see cref="BundleCollection"/>。
/// </summary>
/// <param name="containMin">是否允许包含 min 文件。</param>
public static void Config(bool containMin = true)
{
if (containMin)
{
BundleTable.Bundles.IgnoreList.Clear();
BundleTable.Bundles.IgnoreList.Ignore("*.intellisense.js");
BundleTable.Bundles.IgnoreList.Ignore("*-vsdoc.js");
BundleTable.Bundles.IgnoreList.Ignore("*.debug.js", OptimizationMode.WhenEnabled);
}
var section = ConfigurationUnity.GetSection <BundleGroupConfigurationSection>();
if (section == null)
{
return;
}
BundleTable.EnableOptimizations = section.EnableOptimization;
foreach (var setting in section.Settings)
{
var index = 0;
foreach (var res in setting.Value.Resources)
{
switch (res.Type)
{
case ResourceType.Script:
GetBundle("~/js/" + setting.Key + "/" + index).Include(res.Path);
break;
case ResourceType.Style:
GetBundle("~/css/" + setting.Key + "/" + index).Include(res.Path);
break;
}
index++;
}
}
}
/// <summary>
/// 根据应用程序配置，创建日志管理器。
/// </summary>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns><paramref name="configName"/>缺省时，如果应用程序未配置，则为 <see cref="DefaultLogger"/>，否则为配置项对应的 <see cref="ILogger"/> 实例。</returns>
public static ILogger CreateLogger(string configName = null)
{
ILogger logger;
LoggingConfigurationSetting setting = null;
var section = ConfigurationUnity.GetSection <LoggingConfigurationSection>();
if (section != null && section.Factory != null)
{
logger = section.Factory.CreateInstance(configName) as ILogger;
if (logger != null)
{
return(logger);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || section.Default == null)
{
return(DefaultLogger.Instance);
}
else
{
setting = section.Default;
}
}
else if (section != null)
{
setting = section.Settings[configName];
}
if (setting == null || setting.LogType == null)
{
return(null);
}
return(CreateBySetting(setting));
}
/// <summary>
/// 尝试获取指定表达式的缓存。
/// </summary>
/// <param name="expression"></param>
/// <param name="context"></param>
/// <param name="creator">当缓存不存在时，创建缓存数据的函数。</param>
/// <returns></returns>
Delegate IQueryCache.TryGetDelegate(Expression expression, QueryCacheContext context, Func <LambdaExpression> creator)
{
var section = ConfigurationUnity.GetSection <TranslatorConfigurationSection>();
var option = section == null ? TranslateOptions.Default : section.Options;
var result = CacheableChecker.Check(expression);
if (!result.Required ||
(result.Enabled == null && (context.Enabled == false || (context.Enabled == null && !option.CacheParsing))) ||
result.Enabled == false)
{
return(creator().Compile());
}
var generator = _serviceProvider.TryGetService <IQueryCacheKeyGenerator>(() => ExpressionKeyGenerator.Instance);
var cacheKey = _serviceProvider.GetCacheKey(generator.Generate(expression, "Trans"));
Tracer.Debug($"QueryCache access to '{cacheKey}'");
var cacheMgr = _serviceProvider.TryGetService <IMemoryCacheManager>(() => MemoryCacheManager.Instance);
return(cacheMgr.TryGet(cacheKey, () =>
{
var lambdaExp = creator() as LambdaExpression;
var segment = SegmentFinder.Find(expression);
if (segment != null)
{
//将表达式内的 Segment 替换成参数
var segParExp = Expression.Parameter(typeof(IDataSegment), "g");
var newExp = SegmentReplacer.Repalce(lambdaExp.Body, segParExp);
var parameters = new List <ParameterExpression>(lambdaExp.Parameters);
parameters.Insert(1, segParExp);
lambdaExp = Expression.Lambda(newExp, parameters.ToArray());
}
return lambdaExp.Compile();
},
() => new RelativeTime(GetExpire(result, option, context))));
}
/// <summary>
/// 根据应用程序配置，创建任务调度管理器。
/// </summary>
/// <param name="serviceProvider">应用程序服务提供者实例。</param>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns><paramref name="configName"/>缺省时，如果应用程序未配置，则为 <see cref="DefaultTaskScheduler"/>，否则为配置项对应的 <see cref="ITaskScheduler"/> 实例。</returns>
private static ITaskScheduler CreateScheduler(IServiceProvider serviceProvider, string configName = null)
{
ITaskScheduler manager;
IConfigurationSettingItem setting = null;
var section = ConfigurationUnity.GetSection <TaskScheduleConfigurationSection>();
if (section != null && section.Factory != null)
{
manager = ConfigurationUnity.Cached <ITaskScheduler>($"TaskScheduler_{configName ?? "default"}", serviceProvider,
() => section.Factory.CreateInstance(serviceProvider, configName) as ITaskScheduler);
if (manager != null)
{
return(manager);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || (setting = section.GetDefault()) == null)
{
return(serviceProvider != null ?
new DefaultTaskScheduler(serviceProvider) : DefaultTaskScheduler.Instance);
}
}
else if (section != null)
{
setting = section.GetSetting(configName);
}
if (setting == null)
{
return(null);
}
return(ConfigurationUnity.Cached <ITaskScheduler>($"TaskScheduler_{configName ?? "default"}", serviceProvider,
() => ConfigurationUnity.CreateInstance <TaskScheduleConfigurationSetting, ITaskScheduler>(serviceProvider, setting, s => s.SchedulerType, (s, t) => InitializeDefinitions(s, t))));
}
/// <summary>
/// 使用引号标识符格式化表名称或列名称。
/// </summary>
/// <param name="syntax"></param>
/// <param name="name"></param>
/// <returns></returns>
public static string FormatByQuote(ISyntaxProvider syntax, string name)
{
if (syntax == null)
{
return(name);
}
var section = ConfigurationUnity.GetSection <GlobalConfigurationSection>();
if ((section == null ||
(!section.Options.AttachQuote && name.IndexOf(' ') == -1) || name.Length == 0 || syntax.Quote == null || syntax.Quote.Length != 2))
{
return(name);
}
if (name.Length > 1 &&
(name[0].ToString() == syntax.Quote[0] || name[name.Length - 1].ToString() == syntax.Quote[1]))
{
return(name);
}
return(string.Format("{0}{1}{2}", syntax.Quote[0], name, syntax.Quote[1]));
}
/// <summary>
/// 尝试获取指定表达式的缓存。
/// </summary>
/// <param name="expression"></param>
/// <param name="func">当缓存不存在时，创建缓存数据的函数。</param>
/// <returns></returns>
internal static Expression <Func <IDatabase, object> > TryGet(Expression expression, Func <Expression <Func <IDatabase, object> > > func)
{
if (!CachaebleChecker.Check(expression))
{
return(func());
}
var section = ConfigurationUnity.GetSection <TranslatorConfigurationSection>();
var option = section == null ? TranslateOptions.Default : section.Options;
if (!option.ParseCacheEnabled)
{
return(func());
}
ClearExpiredKeys();
var lazy = new Lazy <CacheItem>(() => new CacheItem
{
Expression = func(),
Expired = DateTime.Now.AddSeconds(option.ParseCacheExpired)
});
var cacheKey = GetKey(expression);
var result = cache.GetOrAdd(cacheKey, k => lazy.Value);
//在现有的表达式中查找 IDataSegment，去替换缓存中的 IDataSegment
//原因是前端需要获得分页信息，如果不进行替换，将无法返回信息
var segment = SegmentFinder.Find(expression);
if (segment != null)
{
result.Expression = (Expression <Func <IDatabase, object> >)SegmentReplacer.Repalce(result.Expression, segment);
}
return(result.Expression);
}
/// <summary>
/// 尝试获取指定表达式的缓存。
/// </summary>
/// <param name="expression"></param>
/// <param name="func">当缓存不存在时，创建缓存数据的函数。</param>
/// <returns></returns>
internal static Delegate TryGetDelegate(Expression expression, Func <LambdaExpression> func)
{
if (!CachaebleChecker.Check(expression))
{
return(func().Compile());
}
var section = ConfigurationUnity.GetSection <TranslatorConfigurationSection>();
var option = section == null ? TranslateOptions.Default : section.Options;
if (!option.ParseCacheEnabled)
{
return(func().Compile());
}
ClearExpiredKeys();
var lazy = new Lazy <CacheItem>(() =>
{
//将表达式内的 Segment 替换成参数
var segParExp = Expression.Parameter(typeof(IDataSegment), "g");
var lambdaExp = func() as LambdaExpression;
var newExp = SegmentReplacer.Repalce(lambdaExp.Body, segParExp);
lambdaExp = Expression.Lambda(newExp, lambdaExp.Parameters[0], segParExp);
return(new CacheItem
{
Delegate = lambdaExp.Compile(),
Expired = DateTime.Now.AddSeconds(option.ParseCacheExpired)
});
});
var cacheKey = GetKey(expression);
var result = cache.GetOrAdd(cacheKey, k => lazy.Value);
return(result.Delegate);
}
/// <summary>
/// 根据应用程序配置，创建文本序列化器。
/// </summary>
/// <param name="serviceProvider">应用程序服务提供者实例。</param>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns></returns>
private static ISerializer CreateSerializer(IServiceProvider serviceProvider, string configName = null)
{
ISerializer serializer;
IConfigurationSettingItem setting = null;
var section = ConfigurationUnity.GetSection <SerializerConfigurationSection>();
if (section != null && section.Factory != null)
{
serializer = ConfigurationUnity.Cached <ISerializer>($"Serializer_{configName}", serviceProvider,
() => section.Factory.CreateInstance(serviceProvider, configName) as ISerializer);
if (serializer != null)
{
return(serializer);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || (setting = section.GetDefault()) == null)
{
return(null);
}
}
else if (section != null)
{
setting = section.GetSetting(configName);
}
if (setting == null)
{
return(null);
}
return(ConfigurationUnity.Cached <ISerializer>($"Serializer_{configName}", serviceProvider,
() => ConfigurationUnity.CreateInstance <SerializerConfigurationSetting, ISerializer>(serviceProvider, setting, s => s.SerializerType)));
}
static ThemeManager()
{
var section = ConfigurationUnity.GetSection <ThemeConfigurationSection>();
if (section != null)
{
if (section.TabControlRedererType != null)
{
BaseRenderer = section.BaseRedererType.New <BaseRenderer>();
}
if (section.TreeListRedererType != null)
{
TreeListRenderer = section.TreeListRedererType.New <TreeListRenderer>();
}
if (section.TabControlRedererType != null)
{
//TabControlRenderer = section.TabControlRedererType.New<TabControlRenderer>();
}
}
if (BaseRenderer == null)
{
BaseRenderer = new BaseRenderer();
}
if (TreeListRenderer == null)
{
TreeListRenderer = new TreeListRenderer();
}
//if (TabControlRenderer == null)
{
//TabControlRenderer = new TabControlRenderer();
}
}
/// <summary>
/// 根据应用程序配置，创建缓存管理器。
/// </summary>
/// <param name="serviceProvider">应用程序服务提供者实例。</param>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns><paramref name="configName"/>缺省时，如果应用程序未配置，则为 <see cref="MemoryCacheManager"/>，否则为配置项对应的 <see cref="ICacheManager"/> 实例。</returns>
private static ICacheManager CreateManager(IServiceProvider serviceProvider, string configName = null)
{
ICacheManager manager;
IConfigurationSettingItem setting = null;
var section = ConfigurationUnity.GetSection <CachingConfigurationSection>();
if (section != null && section.Factory != null)
{
manager = ConfigurationUnity.Cached <ICacheManager>($"CacheManager_{configName}", serviceProvider,
() => section.Factory.CreateInstance(serviceProvider, configName) as ICacheManager);
if (manager != null)
{
return(manager);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || (setting = section.GetDefault()) == null)
{
return(serviceProvider != null ?
new MemoryCacheManager(serviceProvider) : MemoryCacheManager.Instance);
}
}
else if (section != null)
{
setting = section.GetSetting(configName);
}
if (setting == null)
{
return(null);
}
return(ConfigurationUnity.Cached <ICacheManager>($"CacheManager_{configName}", serviceProvider,
() => ConfigurationUnity.CreateInstance <CachingConfigurationSetting, ICacheManager>(serviceProvider, setting, s => s.CacheType)));
}
/// <summary>
/// 根据应用程序配置，创建缓存管理器。
/// </summary>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns><paramref name="configName"/>缺省时，如果应用程序未配置，则为 <see cref="MemoryCacheManager"/>，否则为配置项对应的 <see cref="ICacheManager"/> 实例。</returns>
public static ICacheManager CreateManager(string configName = null)
{
ICacheManager manager;
CachingConfigurationSetting setting = null;
var section = ConfigurationUnity.GetSection <CachingConfigurationSection>();
if (section != null && section.Factory != null)
{
manager = section.Factory.CreateInstance(configName) as ICacheManager;
if (manager != null)
{
return(manager);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || section.Default == null)
{
return(MemoryCacheManager.Instance);
}
setting = section.Default;
}
else if (section != null)
{
setting = section.Settings[configName];
}
if (setting == null || setting.CacheType == null)
{
return(null);
}
return(CreateBySetting(setting));
}
/// <summary>
/// 根据应用程序配置，创建一个分布式锁。
/// </summary>
/// <param name="serviceProvider">应用程序服务提供者实例。</param>
/// <param name="configName">应用程序配置项的名称。</param>
/// <returns><paramref name="configName"/>为配置项对应的 <see cref="IDistributedLocker"/> 实例。</returns>
private static IDistributedLocker CreateLocker(IServiceProvider serviceProvider, string configName = null)
{
IDistributedLocker locker;
IConfigurationSettingItem setting = null;
var section = ConfigurationUnity.GetSection <LockerConfigurationSection>();
if (section != null && section.Factory != null)
{
locker = ConfigurationUnity.Cached <IDistributedLocker>($"Locker_{configName}", serviceProvider,
() => section.Factory.CreateInstance(serviceProvider, configName) as IDistributedLocker);
if (locker != null)
{
return(locker);
}
}
if (string.IsNullOrEmpty(configName))
{
if (section == null || (setting = section.GetDefault()) == null)
{
throw new NotSupportedException();
}
}
else if (section != null)
{
setting = section.GetSetting(configName);
}
if (setting == null)
{
return(null);
}
return(ConfigurationUnity.Cached <IDistributedLocker>($"Locker_{configName}", serviceProvider,
() => ConfigurationUnity.CreateInstance <LockerConfigurationSetting, IDistributedLocker>(serviceProvider, setting, s => s.LockerType)));
}
private TranslateOptions GetTranslateOptions()
{
var section = ConfigurationUnity.GetSection <TranslatorConfigurationSection>();
return((section != null ? section.Options : Translators.TranslateOptions.Default).Clone());
}
private DefaultLogger()
{
var section = ConfigurationUnity.GetSection <LoggingConfigurationSection>();
level = section == null ? LogLevel.Default : section.Level;
}
public void Test1()
{
var s = ConfigurationUnity.GetSection <Test1ConfigurationSection>();
Console.WriteLine(s.Server);
}
/// <summary>
/// 初始化 <see cref="CacheManager"/> 类的新实例。
/// </summary>
/// <param name="serviceProvider"></param>
/// <param name="options"></param>
public CacheManager(IServiceProvider serviceProvider, IOptionsMonitor <RedisCachingOptions> options)
: base(serviceProvider)
{
RedisConfigurationSetting setting = null;
var optValue = options.CurrentValue;
if (!optValue.IsConfigured())
{
var section = ConfigurationUnity.GetSection <CachingConfigurationSection>();
var matchSetting = section.Settings.FirstOrDefault(s => s.Value.CacheType == typeof(CacheManager)).Value;
if (matchSetting != null && section.GetSetting(matchSetting.Name) is ExtendConfigurationSetting extSetting)
{
setting = (RedisConfigurationSetting)extSetting.Extend;
}
else
{
throw new InvalidOperationException($"未发现与 {typeof(CacheManager).FullName} 相匹配的配置。");
}
}
else
{
if (!string.IsNullOrEmpty(optValue.ConfigName))
{
var section = ConfigurationUnity.GetSection <CachingConfigurationSection>();
if (section != null && section.GetSetting(optValue.ConfigName) is ExtendConfigurationSetting extSetting)
{
setting = (RedisConfigurationSetting)extSetting.Extend;
}
else
{
throw new InvalidOperationException($"无效的配置节: {optValue.ConfigName}。");
}
}
else
{
setting = new RedisConfigurationSetting
{
Password = optValue.Password,
ConnectionString = optValue.ConnectionString,
DefaultDb = optValue.DefaultDb,
DbRange = optValue.DbRange,
KeyRule = optValue.KeyRule,
ConnectTimeout = optValue.ConnectTimeout,
LockTimeout = optValue.LockTimeout,
SyncTimeout = optValue.SyncTimeout,
WriteBuffer = optValue.WriteBuffer,
PoolSize = optValue.PoolSize,
SerializerType = optValue.SerializerType,
Ssl = optValue.Ssl,
Twemproxy = optValue.Twemproxy,
SlidingTime = optValue.SlidingTime,
IgnoreException = optValue.IgnoreException
};
RedisHelper.ParseHosts(setting, optValue.Hosts);
}
}
if (setting != null)
{
(this as IConfigurationSettingHostService).Attach(setting);
}
}
public void Test2()
{
var s = ConfigurationUnity.GetSection <Test2ConfigurationSection>();
Console.WriteLine(s.Settings["a1"].Method);
}
private TranslateOptions GetTranslateOptions()
{
var section = ConfigurationUnity.GetSection <TranslatorConfigurationSection>();
return(section?.Options ?? TranslateOptions.Default);
}
