/// <summary>
/// 创建一个EtpException实例，用以封装Etp返回的错误消息。
/// </summary>
/// <param name="etp">返回错误消息的平台的名称。</param>
/// <param name="code">主错误码。</param>
/// <param name="description">主错误描述。</param>
/// <param name="subCode">子错误码。</param>
/// <param name="subDescription">子错误描述。</param>
public static EtpException Create(EtpName etp, string code, string description, string subCode, string subDescription)
{
//通过容器返回指定平台的异常构造器
IEtpExceptionBuilder builder = EtpExceptionBuilderContainer.Current.GetBuilder(etp);
//创建异常
return builder.Create(code, description, subCode, subDescription);
}
/// <summary>
/// 获取对应于指定平台的授权提供程序
/// </summary>
/// <param name="etpName">平台名称。</param>
public IAuthorizationProvider GetProvider(EtpName etpName)
{
IAuthorizationProvider provider = null;
if (dicCatheProvider.ContainsKey(etpName.Name.ToLower().Trim()))
{
//从缓存中取
provider = dicCatheProvider[etpName.Name.ToLower().Trim()];
}
else
{
lock (lockO)
{
if (!dicCatheProvider.ContainsKey(etpName.Name.ToLower().Trim()))
{
//从配置文件创建
OAuthLoginConfig freepEtp = (OAuthLoginConfig)ConfigurationManager.GetSection("OAuthLogin");
var authorizationProvider = freepEtp.AuthorizationProvider[etpName.Name.ToLower().Trim()];
Assembly assembly = Assembly.Load(authorizationProvider.Assembly);
//反射创建提供程序实例
object obj = assembly.CreateInstance(authorizationProvider.Type);
//添加缓存
authorizationProviderContainer.dicCatheProvider.Add(authorizationProvider.Etp, (IAuthorizationProvider)obj);
provider = (IAuthorizationProvider)obj;
}
}
}
return provider;
}
/// <summary>
/// 比较当前实例与指定的Etp实例是否等效，是则返回true，否则返回false。
/// 注：名称字符串相等即为等效，忽略大小写。
/// </summary>
/// <param name="etpName">EtpName实例。</param>
public bool Equals(EtpName etpName)
{
if (etpName.FullName.ToLower().Trim() == FullName.ToLower().Trim() && etpName.Name.ToLower().Trim() == Name.ToLower().Trim())
{
return true;
}
return false;
}
/// <summary>
/// 根据名称查找Etp。
/// </summary>
/// <param name="name">平台的名称。</param>
public static Platform Find(EtpName name)
{
if (string.IsNullOrWhiteSpace(name.Name))
{
throw new Exception("未指定平台名");
}
Platform platform = new Platform();
//配置文件中查找平台属性填充(注意填充平台下包含的应用)
OAuthLoginConfig oAuthLoginConfig;
try
{
oAuthLoginConfig = (OAuthLoginConfig)ConfigurationManager.GetSection("OAuthLogin");
}
catch
{
throw new Exception("配置错误");
}
var etpSection = oAuthLoginConfig.Etps[name.Name.ToLower().Trim()];
if (etpSection == null)
{
throw new Exception("平台未配置");
}
//填充平台数据
platform.Name = name;
platform.ApiUrl = etpSection.ApiUrl;
platform.AuthorizationUrl = etpSection.AuthorizationUrl;
platform.TokenUrl = etpSection.TokenUrl;
platform.Applications = new Application[etpSection.Apps.Count];
//授权提供程序
IAuthorizationProvider provider = AuthorizationProviderContainer.Current.GetProvider(name);
for (int i = 0; i < etpSection.Apps.Count; i++)
{
//填充平台下应用数据
Application appliction = new Application(platform, provider);
appliction.AppKey = etpSection.Apps[i].Appkey;
appliction.RedirectUrl = etpSection.Apps[i].RedirectUrl;
appliction.Secret = etpSection.Apps[i].Secret;
platform.Applications[i] = appliction;
}
//返回平台
return platform;
}
/// <summary>
/// 获取适用于指定平台的EtpException构造器。
/// </summary>
/// <param name="etpName"></param>
public IEtpExceptionBuilder GetBuilder(EtpName etpName)
{
//有则从缓存中取
if (dicCatheBuilder.ContainsKey(etpName.Name.ToLower().Trim()))
{
return dicCatheBuilder[etpName.Name.ToLower().Trim()];
}
else
{
//反射创建
OAuthLoginConfig authLoginConfig = (OAuthLoginConfig)ConfigurationManager.GetSection("OAuthLogin");
var builder = authLoginConfig.EtpExceptionBuilder[etpName.Name.ToLower().Trim()];
Assembly assembly = Assembly.Load(builder.Assembly);
//反射创建构造器实例
object obj = assembly.CreateInstance(builder.Type);
//添加缓存
etpExceptionBuilderContainer.dicCatheBuilder.Add(builder.Etp, (IEtpExceptionBuilder)obj);
return (IEtpExceptionBuilder)obj;
}
}