/// <summary>
/// 通过页面信息的填写来创建BBS
/// </summary>
public ActionResult CreateBBS()
{
BBS bbs = new BBS();
bbs.BBSName = GetString("bbsName");
bbs.WelcomeText = GetString("bbsWelcomeText");
//bbs.ImageUrl = 取得用户指定的ID
//bbs.ClassID = 取该班班级ID
//bbs.OwnerID = 用户设定的管理员
CQGJ.AddToBBS(bbs);
CQGJ.SaveChanges();
// 跳转到ListBBS页面,查看创建是否成功, 用于测试
return RedirectToAction("ListBBS");
}
/// <summary>
/// 自动创建一个班级论坛,当新建班级的时候,调用此函数来创建该班级的BBS
/// </summary>
/// <param name="owerID">BBS论坛的管理员的ID</param>
/// <param name="bBSName">BBS论坛的名称</param>
/// <param name="classID">对应班级的ID</param>
/// <param name="welcomeText">BBS论坛的欢迎语</param>
public void AddBBS(int owerID, string bbsName, int classID, string welcomeText)
{
BBS bbs = new BBS();
bbs.OwnerID = owerID;
// 10号
bbs.Classes.ClassID = classID;
bbs.BBSName = bbsName;
bbs.WelcomeText = welcomeText;
// BBS图标默认
bbs.ImageUrl = "/Content//UploadFiles/BBSFiles/Icon/defaultIcon.gif";
CQGJ.AddToBBS(bbs);
CQGJ.SaveChanges();
}
/// <summary>
/// 培训机构正式开班
/// 基本信息确认
/// </summary>
/// <param name="planClassID">计划班级ID</param>
public ActionResult OpenClass(int id)
{
TrainOpenClassViewData viewData = new TrainOpenClassViewData();
Classes classes = (from c in CQGJ.Classes
where c.ClassID == id
select c).First();
if (Request.RequestType == "POST")
{
classes.ClassName = GetString("className");
classes.SubClassName = GetString("subClassName");
classes.ClassTerm = GetString("ClassTerm");
classes.TrainObject = GetString("subClassName");
classes.TrainPlace = GetString("TrainPlace");
classes.TrainSubject = GetString("TrainSubject");
classes.BeginDate = GetDate("BeginDate");
classes.EndDate = GetDate("EndDate");
classes.TrainSubject = GetString("TrainSubject");
classes.TrainContent = GetString("dntb");
classes.Status = (int)ClassStatus.Open;
//自动开通班级论坛
BBS bbs = new BBS();
bbs.BBSName = classes.ClassName + "[" + classes.SubClassName + "](" + classes.ClassTerm + ")";
bbs.Classes = classes;
bbs.WelcomeText = "欢迎加入本班级论坛";
CQGJ.AddToBBS(bbs);
CQGJ.SaveChanges();
//开班时不设置课程和教材，课程设置和教材
//在报名前和班级结束过程中都可以设置、修改
//return RedirectToAction("setcourse/" + classes.ClassID, "train");
return RedirectToAction("classlist");
}
viewData.Classes = classes;
return View("OpenClass", viewData);
}
/// <summary>
/// 修改BBS论坛相关信息,
/// 修改内容包括论坛欢迎语与论坛管理员
/// </summary>
/// <param name="bbsID">bbs的ID</param>
public ActionResult EditBBS(int id)
{
BBSViewData bbsViewData = new BBSViewData();
BBS bbs = new BBS();
/*
//管理员的选择应该以下拉列表的形式提供给修改者来修改
// 根据管理员姓名取得其ID
bbs.OwnerID = bbsAdmin;
//取得图片的保存路径, 并保存到bbsAdmin中
string bbsImageUrl =
*/
try
{
bbs = (from b in CQGJ.BBS where b.BBSID == id select b).First();
bbs.WelcomeText = GetString("bbsWelcomeText");
CQGJ.SaveChanges();
bbsViewData.BBS = (from b in CQGJ.BBS where b.BBSID == id select b).First();
return View("EditedBBS", bbsViewData);
}
catch (ArgumentNullException)
{
//Response.Write(nullException.ToString());
Response.Write("</br>该记录已被删除!或数据库中不存在该班级");
}
catch (InvalidOperationException)
{
//Response.Write(invalidOperationException.ToString());
Response.Write("</br>该记录已被删除!或数据库中不存在该班级");
}
return null;
}
/// <summary>
/// 从数据库中删除一个班级BBS论坛
/// </summary>
/// <param name="bbsID">被删除的BBS的ID</param>
public ActionResult RemoveBBS(int id)
{
BBS bbs = new BBS();
try
{
bbs = (from b in CQGJ.BBS where b.BBSID == id select b).First();
CQGJ.DeleteObject(bbs);
CQGJ.SaveChanges();
// 定义BBS列表BBSListViewData,用于保存从数据库中读取到的所有的BBS
BBSListViewData BBSListViewData = new BBSListViewData();
// 从数据库中读取到的所有的BBS
BBSListViewData.BBSList = (from bbsList in CQGJ.BBS select bbsList).ToList();
// 将BBS列表以BBSListViewData对象的形式绑定到ListBBS.aspx页面
return View("ListBBS", BBSListViewData);
}
catch (ArgumentNullException)
{
//Response.Write(nullException.ToString());
Response.Write("</br>该记录已删除!");
}
catch (InvalidOperationException)
{
//Response.Write(invalidOperationException.ToString());
Response.Write("</br>该记录已删除!");
}
return null;
}
/// <summary>
/// 修改BBS信息
/// </summary>
/// <param name="name">BBSID</param>
/// <param name="welcomeText">BBS标题</param>
/// <param name="ownerId">BBS管理员ID</param>
public void ModifyBBSInfo(int bbsId, string name, string welcomeText, int ownerId, string imgUrl)
{
BBS ModifiedBBS = new BBS();
try
{
ModifiedBBS = (from bbs in CQGJ.BBS where bbs.BBSID == bbsId select bbs).First();
ModifiedBBS.BBSName = name;
ModifiedBBS.OwnerID = ownerId;
ModifiedBBS.WelcomeText = welcomeText;
ModifiedBBS.ImageUrl = imgUrl;
CQGJ.SaveChanges();
}
catch
{
}
}