package com.vci.server.mw;

import com.vci.corba.common.data.VCIInvocationInfo;

public class ServerContextVariable {
	private static VCIInvocationInfo _vcii = null;

	public static void setInvocationInfo(VCIInvocationInfo vcii) {
		ServerContextVariable._vcii = vcii;
	}

	/**
	 * 返回与客户端（会话）上下文相关的 VCIInvocationInfo
	 * <p>
	 * 同时兼容的富客户端、WEB客户端调用，前提条件：必须登录是登录后调用生效
	 * </p>
	 * 
	 * @return
	 */
	public static VCIInvocationInfo getInvocationInfo() {

		return _vcii;
	}

	/**
	 * 获取客户端登录IP
	 * 
	 * @return
	 */
	public static String getClientIp() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return info.clientIPInfo;
	}

	/**
	 * 获取客户端登录机器名
	 * 
	 * @return
	 */
	public static String getClientMachine() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return info.clientMachine;
	}

	/**
	 * 获取客户端登录机器的操作系统
	 * 
	 * @return
	 */
	public static String getClientOS() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return info.clientOS;
	}

	public static String getClientOSUser() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return info.clientOSUser;
	}

	/**
	 * 获取全局变量的值
	 * 
	 * @param info
	 * @param key
	 * @return
	 */
	public static String getVariablebyKey(VCIInvocationInfo info, String key) {
		String exAttrs[] = info.extAttribs;
		for (int i = 0; i < exAttrs.length; i++)
			if (exAttrs[i] != null
					&& exAttrs[i].indexOf((new StringBuilder(String.valueOf(key))).append("=").toString()) == 0)
				return exAttrs[i].split("=").length > 1 ? exAttrs[i].split("=")[1] : "";

		return "";
	}

	/**
	 * 获取全局变量的值
	 * 
	 * @param key
	 * @return
	 */
	public static String getVariablebyKey(String key) {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null)
			return "";
		String exAttrs[] = info.extAttribs;
		for (int i = 0; i < exAttrs.length; i++)
			if (exAttrs[i] != null
					&& exAttrs[i].indexOf((new StringBuilder(String.valueOf(key))).append("=").toString()) == 0)
				return exAttrs[i].split("=").length > 1 ? exAttrs[i].split("=")[1] : "";

		return "";
	}

	/**
	 * 获取用户ID
	 * 
	 * @return
	 */
	public static String getUserId() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTUSER.ID");
	}

	/**
	 * 获取当前登录用户的用户名
	 * 
	 * @return
	 */
	public static String getUserName() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTUSER.NAME");
	}

	/**
	 * 获取当前用户的密级
	 * 
	 * @return
	 */
	public static String getUserSecret() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTUSER.SECRETGRADE");
	}

	/**
	 * 获取当前用户的email地址
	 * 
	 * @return
	 */
	public static String getUserEmail() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTUSER.EMAIL");
	}

	/**
	 * 获取当前用户所在组的组号
	 * 
	 * @return
	 */
	public static String getUserGroupNum() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTUSER.GROUPNUM");
	}

	/**
	 * 获取登录用户使用的计算机机器密级
	 * 
	 * @return
	 */
	public static String getMachineSecret() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTMACHINE.SECRET");
	}

	/**
	 * 获取系统的密级开关值，on为打开，off为关闭
	 * 
	 * @return
	 */
	public static String getIpSecretSwitch() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "IPSECRETSWITCH");
	}

	/**
	 * 获取系统的用户密级开关值，on为打开，off为关闭
	 * 
	 * @param userName 当前登录的用户名
	 * @return
	 */
	public static String getUserSecretSwith() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "USERSECRETSWITCH");
	}

	/**
	 * 获取用户部门名称
	 * 
	 * @return
	 */
	public static String getGroupName() {
		VCIInvocationInfo info = getInvocationInfo();
		if (info == null) {
			return "";
		}
		return getVariablebyKey(info, "CURRENTUSER.GROUPNAME");
	}
}