/// <summary>
/// 从现有AppAgent中创建应用代理块，如果请求中不包含 。
/// 适用于仅向特定服务的特定方法传播 app-agent 的场景。
/// </summary>
/// <returns></returns>
public static AppAgentScope CreateFromExistsAppAgent(AppAgent agent)
{
if (agent == null)
{
throw new ArgumentNullException("agent");
}
return new AppAgentScope(agent.Name, agent.Version, agent.Platform, agent.IsMobileDevice, agent.MobileDeviceManufacturer, agent.MobileDeviceModel, agent.MobileDeviceId);
}
private static AppAgent ParseComplex(string agentStr)
{
if (!String.IsNullOrEmpty(agentStr))
{
Match match = regexAgent.Match(agentStr);
if (match.Success)
{
AppAgent agent = new AppAgent(false, agentStr);
agent.name = match.Groups[1].Value;
agent.version = match.Groups[2].Value;
agent.allProperties.Add("appName", agent.name);
agent.allProperties.Add("appVersion", agent.version);
if (!String.IsNullOrEmpty(match.Groups[5].Value))
{
for (int i = 0; i < match.Groups[6].Captures.Count; i++)
{
agent.allProperties.Add(match.Groups[6].Captures[i].Value, match.Groups[7].Captures[i].Value);
switch (match.Groups[6].Captures[i].Value.ToLower())
{
case "platform":
agent.platform = match.Groups[7].Captures[i].Value;
break;
case "mobiledevice":
string[] mobileDevices = match.Groups[7].Captures[i].Value.Split('/');
agent.mobileDeviceManufacturer = mobileDevices.Length > 0 ? HttpUtility.UrlDecode(mobileDevices[0], Encoding.UTF8) : null;
agent.mobileDeviceModel = mobileDevices.Length > 1 ? HttpUtility.UrlDecode(mobileDevices[1], Encoding.UTF8) : null;
break;
case "mobiledeviceid":
agent.isMobileDevice = true;
agent.mobileDeviceId = match.Groups[7].Captures[i].Value;
break;
default:
break;
}
}
}
return agent;
}
}
return null;
}
private static AppAgent ParseSimple(string agentStr)
{
if (!String.IsNullOrEmpty(agentStr))
{
Match match = regexAgentSimple.Match(agentStr);
if (match.Success)
{
AppAgent agent = new AppAgent(false, agentStr);
agent.name = match.Groups[1].Value;
agent.version = match.Groups[2].Value;
agent.allProperties.Add(SimpleAppAgentDescription.Instance.AppNameKey, agent.name);
agent.allProperties.Add(SimpleAppAgentDescription.Instance.AppVersionKey, agent.version);
if (!String.IsNullOrEmpty(match.Groups[5].Value))
{
System.Text.RegularExpressions.CaptureCollection captures = match.Groups[6].Captures;
for(int i=0; i<captures.Count; i++)
{
if( i < SimpleAppAgentDescription.Instance.ExtendPropertyKeys.Count)
{
string[] values = captures[i].Value.Split('/');
for(int j=0; j<values.Length; j++)
{
if(j < SimpleAppAgentDescription.Instance.ExtendPropertyKeys[i].Length)
{
agent.allProperties.Add(SimpleAppAgentDescription.Instance.ExtendPropertyKeys[i][j], values[j]);
switch (SimpleAppAgentDescription.Instance.ExtendPropertyKeys[i][j].ToLower())
{
case "platform":
agent.platform = values[j];
break;
case "mobiledevicemanufacturer":
agent.mobileDeviceManufacturer = HttpUtility.UrlDecode(values[j], Encoding.UTF8);
break;
case "mobiledevicemodel":
agent.mobileDeviceModel = HttpUtility.UrlDecode(values[j], Encoding.UTF8);
break;
case "mobiledeviceid":
agent.isMobileDevice = true;
agent.mobileDeviceId = values[j];
break;
default:
break;
}
}
}
}
}
}
return agent;
}
}
return null;
}
/// <summary>
/// 从请求中获取应用代理对象。
/// </summary>
/// <returns></returns>
internal static AppAgent GetFromRequest(HttpContext httpContext, OperationContext operationContext)
{
AppAgent agent = null;
if (operationContext != null)
{
int headerIndex = operationContext.IncomingMessageHeaders.FindHeader(XMS.Core.WCF.AppAgentHeader.Name, XMS.Core.WCF.AppAgentHeader.NameSpace);
if (headerIndex >= 0)
{
agent = Parse(operationContext.IncomingMessageHeaders.GetHeader<string>(headerIndex));
if (agent != null)
{
return agent;
}
}
if (operationContext.IncomingMessageProperties.ContainsKey(HttpRequestMessageProperty.Name))
{
HttpRequestMessageProperty requestMessageProperty = operationContext.IncomingMessageProperties[HttpRequestMessageProperty.Name] as HttpRequestMessageProperty;
if (requestMessageProperty != null)
{
agent = Parse(requestMessageProperty.Headers.Get(XMS.Core.WCF.AppAgentHeader.Name));
if (agent != null)
{
return agent;
}
}
}
}
if (httpContext != null)
{
System.Web.HttpRequest httpRequest = httpContext.TryGetRequest();
if (httpRequest != null)
{
// 从查询参数中获取代理并用完整模式解析
agent = Parse(httpRequest[XMS.Core.WCF.AppAgentHeader.Name]);
if (agent == null)
{
// 从Asp.Net底层生成代理
agent = new AppAgent(false, null);
agent.name = httpRequest.Browser.Browser;
agent.version = httpRequest.Browser.Version;
agent.platform = httpRequest.Browser.Platform;
agent.isMobileDevice = httpRequest.Browser.IsMobileDevice;
agent.mobileDeviceModel = httpRequest.Browser.MobileDeviceModel;
agent.mobileDeviceManufacturer = httpRequest.Browser.MobileDeviceManufacturer;
agent.mobileDeviceId = httpRequest["DeviceID"];
}
return agent;
}
}
if (agent == null)
{
return AppAgent.Empty;
}
return agent;
}
internal void InitAppAgent(string appName, string appVersion, string platform, bool isMobileDevice, string manufacturer, string model, string deviceId)
{
if (this.appAgent == null)
{
this.appAgent = new AppAgent(appName, appVersion, platform, isMobileDevice, manufacturer, model, deviceId);
}
}
/// <summary>
///
/// </summary>
/// <param name="httpContext"></param>
/// <param name="operationContext"></param>
private SecurityContext(HttpContext httpContext, OperationContext operationContext)
{
this.user = UserPrincipal.GetFromRequest(httpContext, operationContext);
this.ip = GetUserIPFromRequest(httpContext, operationContext);
this.appAgent = AppAgent.GetFromRequest(httpContext, operationContext);
this.invokeChain = ServiceInvokeChain.GetFromRequest(httpContext, operationContext);
}