OA系统

开发平台：
ASP/ASPX

announce_mgr_list.aspx.cs：源码内容
							﻿using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
public partial class web_announcement_announce_mgr_list : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            AnnounceList.DataKeyNames = new string[] { "id" };
            if (Request.QueryString["type_id"] != null && Request.QueryString["type"] != null)
            {
                int type_id = Convert.ToInt32(Request.QueryString["type_id"]);
                int type = Convert.ToInt32(Request.QueryString["type"]);
                SqlConnection conn = dbConnection.getConnection();
                conn.Open();
                SqlCommand cmd = new SqlCommand("select name from OA_ANNOUNCEMENT_TYPE where id="+type_id, conn);
                LblTitle.Text = cmd.ExecuteScalar().ToString();
                conn.Close();
                DateMgr mgr = new DateMgr();
                string today = mgr.getDate();
                string sql = "";
                if (type == 1)
                {
                    LblTitle.Text = LblTitle.Text + "(正在發佈)";
                    sql = "select id, subject, cre_user, cre_date from OA_ANNOUNCEMENT where type_id=" +
                        type_id + " and is_del='N' and validate_date>='" + today + "' order by cre_date desc";
                }
                if (type == 2)
                {
                    LblTitle.Text = LblTitle.Text + "(已過期)";
                    sql = "select id, subject, cre_user, cre_date from OA_ANNOUNCEMENT where type_id=" +
                        type_id + " and is_del='N' and validate_date<'" + today + "' order by cre_date desc";
                }
                if (type == 3)
                {
                    LblTitle.Text = LblTitle.Text + "(已刪除)";
                    sql = "select id, subject, cre_user, cre_date from OA_ANNOUNCEMENT where type_id=" +
                        type_id + " and is_del='Y' order by cre_date desc";
                }
                SqlDataSource1.SelectCommand = sql;
                AnnounceList.DataBind();
                if (type == 3)
                {
                    AnnounceList.Columns[AnnounceList.Columns.Count - 1].Visible = false;
                    AnnounceList.Columns[AnnounceList.Columns.Count - 2].Visible = true;
                }
            }
        }
    }
    protected void AnnounceList_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        //行高亮
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            LblTitle.Visible = true;
            e.Row.Attributes.Add("onmouseover", "c=this.style.backgroundColor; this.style.backgroundColor='#c8dafa';");
            e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=c;");
            e.Row.Cells[e.Row.Cells.Count - 1].Attributes.Add("onclick", "return confirm('確定删除嗎？')");
            e.Row.Cells[e.Row.Cells.Count - 2].Attributes.Add("onclick", "return confirm('確定還原嗎？')");
        }
    }
    protected void AnnounceList_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        if (e.CommandName.Equals("EditData"))
        {
            string id = e.CommandArgument.ToString();
            Session["id"] = id;
            this.SetValue(id);
            PnlAnnounce.Visible = true;
        }
        if (e.CommandName.Equals("Restore"))
        {
            string id = e.CommandArgument.ToString();
            SqlConnection conn = dbConnection.getConnection();
            conn.Open();
            SqlCommand cmd = new SqlCommand("update OA_ANNOUNCEMENT set is_del='N' where id=" + id, conn);
            cmd.ExecuteNonQuery();
            conn.Close();
            AnnounceList.DataBind();
            //刷新樹
            Response.Write("<script language='javascript'>window.parent.frames.location.reload()</script>");
        }
    }
    protected void AnnounceList_RowCreated(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            LinkButton btn = (LinkButton)e.Row.FindControl("LbEdit");
            btn.CommandArgument = AnnounceList.DataKeys[e.Row.RowIndex].Value.ToString();
            btn = (LinkButton)e.Row.FindControl("LbRestore");
            btn.CommandArgument = AnnounceList.DataKeys[e.Row.RowIndex].Value.ToString();
        }
    }
    protected void SetValue(string id)
    {
        SqlConnection conn = dbConnection.getConnection();
        conn.Open();
        SqlCommand cmd = new SqlCommand("select type_id, subject, content, authority, validate_date, " +
            "attachment, attachment_save_name from OA_ANNOUNCEMENT where id=" + id, conn);
        SqlDataReader dr = cmd.ExecuteReader();
        int flag = 0;
        if (dr.Read())
        {
            DdlType.SelectedValue = dr["type_id"].ToString();
            TxtSubject.Text = dr["subject"].ToString();
            TxtContent.Text = dr["content"].ToString().Replace("<br>", "n").Replace("&nbsp;", " ");
            RbAuthority.SelectedValue = dr["authority"].ToString();
            TxtValidateDate.Text = dr["validate_date"].ToString();
            if (RbAuthority.SelectedValue.Equals("2"))
            {
                flag = 1;
            }
            
            LbAttachment.Text = dr["attachment"].ToString();
            AttachmentSaveName.Value = dr["attachment_save_name"].ToString();
            if (LbAttachment.Text.Equals(""))
            {
                BtnDelete.Visible = false;
                FileUpload1.Visible = true;
            }
        }
        dr.Close();
        if (flag == 1)
        {
            BtnSelect.Visible = true;
            LblDepartments.Visible = true;
            cmd = new SqlCommand("select a.department_id, d.name department from OA_ANNOUNCEMENT_DEPARTMENT a " +
                "inner join OA_DEPARTMENT d on a.department_id=d.id where a_id=" + id, conn);
            dr = cmd.ExecuteReader();
            string departments = "";
            string department_ids = "";
            while (dr.Read())
            {
                department_ids = department_ids + dr["department_id"].ToString() + ";";
                departments = departments + dr["department"].ToString() + ";";
            }
            if (department_ids.Length >= 1)
            {
                DepartmentIds.Value = department_ids.Substring(0, department_ids.Length - 1);
                LblDepartments.Text = departments.Substring(0, departments.Length - 1);
            }
            dr.Close();
        }
        conn.Close();
    }
    protected void LbAttachment_Click(object sender, EventArgs e)
    {
        this.DownLoadFile(AttachmentSaveName.Value);
    }
    protected void DownLoadFile(string name)
    {
        string directory = "..\oa_upload\announce\";
        try
        {
            Response.Clear();
            Response.ClearHeaders();
            Response.Buffer = false;
            Response.ContentType = "application/octet-stream";
            Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(LbAttachment.Text, System.Text.Encoding.UTF8));
            Response.AppendHeader("Content-Length", ContentLength.Value);
            Response.WriteFile(directory + name);
            Response.Flush();
            Response.End();
        }
        catch (Exception ex)
        {
            Response.Write(ex.Message);
        }
    }
    protected void AnnounceList_RowDeleted(object sender, GridViewDeletedEventArgs e)
    {
        //刷新樹
        Response.Write("<script language='javascript'>window.parent.frames.location.reload()</script>");
        AnnounceList.DataBind();
    }
    protected void Calendar1_SelectionChanged(object sender, EventArgs e)
    {
        string year = Calendar1.SelectedDate.Year.ToString();
        string month = Calendar1.SelectedDate.Month.ToString();
        if (month.Length == 1)
        {
            month = "0" + month;
        }
        string day = Calendar1.SelectedDate.Day.ToString();
        if (day.Length == 1)
        {
            day = "0" + day;
        }
        TxtValidateDate.Text = year + "-" + month + "-" + day;
        Calendar1.Visible = false;
    }
    protected void ImageButton1_Click(object sender, EventArgs e)
    {
        if (Calendar1.Visible == true)
        {
            Calendar1.Visible = false;
        }
        else
        {
            Calendar1.Visible = true;
        }
    }
    protected void BtnOk_Click(object sender, EventArgs e)
    {   
        //
        
            DateMgr mgr = new DateMgr();
            string time = mgr.getTime();
            string user = "";
            if (Session["user"] != null)
            {
                user = ((User)Session["user"]).Emp_name;
            }
            if (this.uploadFile(time))
            {
                string file_name = "";
                string save_name = "";
                if (FileUpload1.HasFile)
                {
                    file_name = FileUpload1.FileName;
                    save_name = FileUpload1.FileName.Substring(0, FileUpload1.FileName.Length - 4) + time + System.IO.Path.GetExtension(FileUpload1.FileName).ToLower();
                }
                SqlConnection conn = dbConnection.getConnection();
                conn.Open();            
                             
             SqlCommand   cmd=new SqlCommand("update OA_ANNOUNCEMENT set type_id='" + DdlType.SelectedValue + "', subject='" + TxtSubject.Text +
                "', content='" + TxtContent.Text.Replace("n", "<br>").Replace(" ", "&nbsp;") + "', authority='" + RbAuthority.SelectedValue +
                "',validate_date='" + TxtValidateDate.Text + "',attachment='" + file_name + "',attachment_save_name='" + save_name +
                "',cre_date='" + mgr.getDateTime() + "' where id=" + Session["id"], conn);
                 cmd.ExecuteNonQuery();
                if (RbAuthority.SelectedValue.Equals("2"))
                {
                    if (DepartmentIds.Value.Equals(""))
                    {
                        string[] departments = DepartmentIds.Value.Split(new char[] { ',' });
                        for (int i = 0; i < departments.Length; i++)
                        {
                            cmd = new SqlCommand("insert into OA_ANNOUNCEMENT_DEPARTMENT(a_id, department_id)" +
                                " values (" + Session["id"] + ", " + departments[i] + ")", conn);
                            cmd.ExecuteNonQuery();
                        }
                    }
                    else
                    {
                        string[] departments = DepartmentIds.Value.Split(new char[] { ',' });
                        cmd = new SqlCommand("delete from OA_ANNOUNCEMENT_DEPARTMENT where a_id=" + Session["id"], conn);
                        cmd.ExecuteNonQuery();
                        for (int i = 0; i < departments.Length; i++)
                        {
                            cmd = new SqlCommand("insert into OA_ANNOUNCEMENT_DEPARTMENT(a_id, department_id)" +
                                " values (" + Session["id"] + ", " + departments[i] + ")", conn);
                            cmd.ExecuteNonQuery();
                        }
                    }
                }
                conn.Close();
                Response.Write("<script> alert('修改成功')</script>");
                TxtSubject.Text = "";
                TxtContent.Text = "";
                DepartmentIds.Value = "";
            
        }
        //       
            Response.Redirect("../announcement/announce_mgr_list.aspx");
      
       
        
    }
    protected bool uploadFile(string time)
    {
        bool flag = false;
        string directory = "d:\oa(new)\web\oa_upload\announce\";
        if (FileUpload1.HasFile)
        {
            bool extenstion = false;
            string fileExtension = System.IO.Path.GetExtension(FileUpload1.FileName).ToLower();
            string[] allowedExtensions = 
                { ".gif", ".jpg", ".doc", ".xls", ".rar", ".zip", ".txt", ".vsd", ".vss", ".vst", ".vdx", ".vsx", ".vtx", ".html", ".htm" };
            for (int i = 0; i < allowedExtensions.Length; i++)
            {
                if (fileExtension == allowedExtensions[i])
                {
                    extenstion = true;
                    break;
                }
            }
            if (!extenstion)
            {
                Response.Write("<script language='javascript'>alert('只允許上傳格式為gif, jpg, doc, xls, rar, zip, txt, vsd, vss, vst, vdx, vsx, vtx, html, htm的檔案!');</script>");
                return false;
            }
            else
            {
                string name = FileUpload1.FileName.Substring(0, FileUpload1.FileName.Length - 4) + time + System.IO.Path.GetExtension(FileUpload1.FileName).ToLower();
                FileUpload1.PostedFile.SaveAs(directory + name);
                ContentLength.Value = FileUpload1.PostedFile.ContentLength.ToString();
                flag = true;
            }
        }
        else
        {
            flag = true;
        }
        return flag;
    }
    protected void BtnDelete_Click(object sender, EventArgs e)
    {
        LbAttachment.Visible = false;
        BtnDelete.Visible = false;
        FileUpload1.Visible = true;
    }
    protected void RbAuthority_Change(object sender, EventArgs e)
    {
        if (RbAuthority.SelectedValue.Equals("2"))
        {
            BtnSelect.Visible = true;
            LblDepartments.Visible = true;
        }
        else
        {
            BtnSelect.Visible = false;
            LblDepartments.Visible = false;
        }
    }
}

						