com_systemschemarole.asmx.cs

ASP.NET的一些开发实例,有论坛管理系统等

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Web;
using System.Web.Services;
using System.Data.SqlClient;
using System.IO;
using System.Xml;

namespace ERPWebService.BdStudio
{
	/// <summary>
	/// COM_SystemSchemaRole 的摘要说明。
	/// </summary>
	public class COM_SystemSchemaRole : System.Web.Services.WebService
	{
		protected sysbase.COM_BASE COM_BASE = new sysbase.COM_BASE();
		protected sysbase.COMSoft COMSoft = new sysbase.COMSoft();
		protected SqlConnection SqlConn;

		public COM_SystemSchemaRole()
		{
			//CODEGEN：该调用是 ASP.NET Web 服务设计器所必需的
			InitializeComponent();
		}

		#region Component Designer generated code
		
		//Web 服务设计器所必需的
		private IContainer components = null;
				
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.SqlConn = new SqlConnection((string)Application["db_connstring"]);
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if(disposing && components != null)
			{
				components.Dispose();
			}
			base.Dispose(disposing);		
		}
		
		#endregion

		// WEB 服务示例
		// HelloWorld() 示例服务返回字符串 Hello World
		// 若要生成，请取消注释下列行，然后保存并生成项目
		// 若要测试此 Web 服务，请按 F5 键

//		[WebMethod]
//		public string HelloWorld()
//		{
//			return "Hello World";
//		}

		[WebMethod]
		public DataSet DsMainListForAll(string[] str_FieldValue)
		{
			string[] str_FieldName = {"schema_name","schema_type"};
			string[] str_FieldType = {"string","string"};
			string str_SearchType = "like";
			DataSet ds = new DataSet();
			string str_Sql = string.Format("select * from system_schema ");
			string strWhere = this.COM_BASE.CreateSql(str_FieldValue,str_FieldName,str_SearchType,str_FieldType);
			if (strWhere.Trim() != string.Empty && strWhere != null )
			{
				str_Sql = string.Format(" {0} where {1} ",str_Sql,strWhere);
			}
			else if (strWhere.Trim() == string.Empty)
			{
				str_Sql = string.Format(" {0} ",str_Sql);
			}
			
			ds = this.COM_BASE.CreateDataSetFromSql(str_Sql);			
			return ds;
		}

		[WebMethod]
		public void DsMainListForDataSet(string[] FieldValue,ref DataSet ds)
		{
			string[] str_FieldName = {"schema_name","schema_type"};
			string[] str_FieldType = {"string","string"};
			string str_SearchType = "like";
			string str_Sql = string.Format(" {0} ",this.COM_BASE.CreateSql(FieldValue,str_FieldName,str_SearchType,str_FieldType));
			ds.Tables[0].Select(str_Sql);			
		}

		[WebMethod]
		public DataSet DsRole(string schema_num)
		{
			string sqlwhere = string.Empty;
			DataSet dsData = new DataSet();
			string strSql = string.Format(" select schema_role from system_schema where schema_num = {0} ",schema_num);
			DataSet ds = this.COM_BASE.CreateDataSetFromSql(strSql);
			if (ds.Tables[0].Rows.Count>0)
			{
				string[] strRole = ds.Tables[0].Rows[0]["schema_role"].ToString().Split(new char[]{','});
				foreach (string str in strRole)
				{
					sqlwhere = string.Format(" role_num = {0} or {1}",str,sqlwhere);
				}
				sqlwhere = sqlwhere.Remove(sqlwhere.Length-3,3);
				strSql = string.Format(" select * from system_role where {0}",sqlwhere);
				dsData = this.COM_BASE.CreateDataSetFromSql(strSql);
			}			
			return dsData;
		}

		[WebMethod]
		public void UpdateRole(string schema_role,string schema_num,string sReturn)
		{
			SqlCommand mySqlCommand = new SqlCommand();
			SqlTransaction myTrans;
			string SqlString = string.Empty;

			this.SqlConn.Open();//启动连接
			myTrans = this.SqlConn.BeginTransaction();//建立事务
			mySqlCommand.Connection = this.SqlConn;//建立sql命令连接
			mySqlCommand.Transaction = myTrans;//绑定事务

			string str_TableName = "system_schema";
			string s_pk = "schema_num";			

			DataTable dt = new DataTable();
			dt.Columns.Add(new DataColumn("schema_num",typeof(string)));
			dt.Columns.Add(new DataColumn("schema_role",typeof(string)));
			DataRow dr = dt.NewRow();
			dr["schema_num"] = schema_num;
			dr["schema_role"] = schema_role;
			dt.Rows.Add(dr);

			string str_t_num = string.Empty;
			int nErr;
			try
			{
				str_t_num = dt.Rows[0]["schema_num"].ToString();
				//dt.Columns.Remove(s_pk);
				nErr = this.COM_BASE.UpdateTableBase(ref mySqlCommand,ref SqlConn,ref myTrans,str_TableName,dt,ref SqlString,ref s_pk);
				
			}
			catch (Exception e)
			{
				nErr = 1;
			}			
			if (nErr == 1)
			{
				sReturn = "修改失败";
			}
			else 
			{
				sReturn = "修改成功";				
			}
			if(nErr != 1)
			{
				myTrans.Commit();
				this.SqlConn.Close();
			}
		}
	}
}