public string StarterFilesXML(System.Guid guid)
{
try
{
DataSet ds = new DataSet();
string downloadRoot = SharedSupport.AddBackSlashToDirectory(System.Web.HttpContext.Current.Request.MapPath(String.Empty, Constants.ASSIGNMENTMANAGER_DOWNLOAD_DIRECTORY, true));
string storageLocation = String.Empty;
AssignmentM assign = AssignmentM.Load(_assignmentID);
storageLocation = SharedSupport.AddBackSlashToDirectory(assign.StorageDirectory + Constants.STARTER_PROJECT_PATH);
//add unique guid to download path
downloadRoot = downloadRoot + SharedSupport.AddBackSlashToDirectory(guid.ToString());
DatabaseCall dbc = new DatabaseCall("Assignments_GetFiles", DBCallType.Select);
dbc.AddParameter("@AssignmentID", _assignmentID);
dbc.Fill(ds);
for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
{
string source = String.Empty;
string destination = String.Empty;
string filename = ds.Tables[0].Rows[i]["FileName"].ToString().Trim();
filename = filename.Replace(@"\", @"/");
source = SharedSupport.RemoveIllegalFilePathCharacters(storageLocation + filename);
destination = SharedSupport.RemoveIllegalFilePathCharacters(downloadRoot + filename);
//check to see if destination directory exists
string destinationDir = destination.Substring(0, destination.LastIndexOf("\\") + 1);
if (!Directory.Exists(destinationDir))
{
Directory.CreateDirectory(destinationDir);
}
//check if file is there
if (System.IO.File.Exists(source))
{
System.IO.File.Copy(source, destination, true);
}
else
{
throw new System.IO.FileNotFoundException(SharedSupport.GetLocalizedString("Assignment_UploadedFileNotFound"));
}
if (filename.StartsWith(@"/"))
{
ds.Tables[0].Rows[i]["FileName"] = guid + filename;
}
else
{
ds.Tables[0].Rows[i]["FileName"] = guid + @"/" + filename;
}
}
return(ds.GetXml());
}
catch (Exception e)
{
return(e.Message);
}
}
private void saveFileList(string xmlFileList, string guid)
{
System.Data.DataSet ds = new System.Data.DataSet();
System.IO.StringReader reader = new System.IO.StringReader(xmlFileList);
System.Xml.XmlTextReader xmlReader = new System.Xml.XmlTextReader(reader);
ds.ReadXml(xmlReader);
AssignmentM assign = AssignmentM.Load(_assignmentID);
string targetdir = SharedSupport.AddBackSlashToDirectory(assign.StorageDirectory + _userID);
string uploadDir = SharedSupport.AddBackSlashToDirectory(System.Web.HttpContext.Current.Request.MapPath(String.Empty, Constants.ASSIGNMENTMANAGER_UPLOAD_DIRECTORY, true)) +
SharedSupport.AddBackSlashToDirectory(guid);
try
{
if (Directory.Exists(targetdir))
{
// If the directory exists, remove it so we are not left with extra files around.
Directory.Delete(targetdir, true);
}
Directory.CreateDirectory(targetdir);
}
catch
{
}
//get max project size from settings table (in megabytes)
Int64 maxProjectSize = new Int64();
maxProjectSize = Convert.ToInt32(SharedSupport.GetSetting(Constants.MAX_PROJECT_SETTING)) * Constants.BytesInMegaByte;
//create variable to track project size
Int64 currentProjectSize = new Int64();
currentProjectSize = 0;
//Cycle through all uploaded files and save a record for each in the user assignment files table
for (int i = 0; i < ds.Tables[0].Rows.Count; i++)
{
string filename = ds.Tables[0].Rows[i]["Filename"].ToString();
//make sure the file name is not blank
if (filename != null && filename != String.Empty)
{
filename = filename.Replace("/", @"\");
if (filename.StartsWith(@"\"))
{
filename = filename.Remove(0, 1);
}
this.AddFile(filename);
}
else
{
//Throw an error because the file name for the given record is blank
throw new ApplicationException(SharedSupport.GetLocalizedString("StudentAssignment_BlankFileName_Error"));
}
string uploadFilePath = uploadDir + filename;
string targetFilePath = targetdir + filename;
string fullTargetDir = targetFilePath.Substring(0, targetFilePath.LastIndexOf(@"\"));
if (!Directory.Exists(fullTargetDir))
{
Directory.CreateDirectory(fullTargetDir);
}
if (!File.Exists(uploadFilePath))
{
throw new ApplicationException(SharedSupport.GetLocalizedString("SharedSupport_InvalidFileLocation_Error"));
}
else
{
//Get the size of the file and add it to other's to see if project exceeds
// the maximum size limit held in the settings table
currentProjectSize += new FileInfo(uploadFilePath).Length;
if (currentProjectSize > maxProjectSize)
{
//delete all files
Directory.Delete(uploadDir, true);
Directory.Delete(targetdir, true);
throw new ApplicationException(SharedSupport.GetLocalizedString("StudentAssignment_ProjectTooLarge") + maxProjectSize.ToString() + SharedSupport.GetLocalizedString("StudentAssignment_Megabytes"));
}
}
File.Copy(uploadFilePath, targetFilePath, true);
}
}
public bool SubmitStarter(string xmlFileListing, string pathGuid)
{
if (this.IsValid)
{
bool submitSuccess = true;
try
{
System.Data.DataSet dsXmlFileListing = new System.Data.DataSet();
System.IO.StringReader reader = new System.IO.StringReader(xmlFileListing);
try
{
System.Xml.XmlTextReader xmlReader = new System.Xml.XmlTextReader(reader);
dsXmlFileListing.ReadXml(xmlReader);
}
catch (Exception ex)
{
throw new Exception(SharedSupport.GetLocalizedString("UploadDownload_UnableToCopyToServer"), ex);
}
this.ClearStarter();
string uploadPath = SharedSupport.AddBackSlashToDirectory(System.Web.HttpContext.Current.Request.MapPath(String.Empty, Constants.ASSIGNMENTMANAGER_UPLOAD_DIRECTORY, true));
uploadPath += SharedSupport.AddBackSlashToDirectory(pathGuid);
string destinationPath = SharedSupport.AddBackSlashToDirectory(this.StorageDirectory + Constants.STARTER_PROJECT_PATH);
try
{
//Clear old directory
if (Directory.Exists(destinationPath))
{
Directory.Delete(destinationPath, true);
}
Directory.CreateDirectory(destinationPath);
}
catch
{
}
//Save all files and relative paths to assignmentfile table
for (int i = 0; i < dsXmlFileListing.Tables[0].Rows.Count; i++)
{
string filename = dsXmlFileListing.Tables[0].Rows[i]["FileName"].ToString();
if (filename.StartsWith(@"\") || filename.StartsWith(@"/"))
{
filename = filename.Remove(0, 1);
}
string sourceFile = String.Empty;
string destinationFile = String.Empty;
sourceFile = SharedSupport.RemoveIllegalFilePathCharacters(uploadPath + filename);
destinationFile = SharedSupport.RemoveIllegalFilePathCharacters(destinationPath + filename);
//check to make sure the target directory exists
string targetDirectory = destinationFile.Substring(0, destinationFile.LastIndexOf("\\"));
if (!Directory.Exists(targetDirectory))
{
Directory.CreateDirectory(targetDirectory);
}
//check if file is there
if (System.IO.File.Exists(sourceFile))
{
System.IO.File.Copy(sourceFile, destinationFile, true);
}
else
{
throw new System.IO.FileNotFoundException(SharedSupport.GetLocalizedString("Assignment_UploadedFileNotFound"));
}
this.AddFile(filename);
}
try
{
Directory.Delete(uploadPath, true);
}
catch
{
}
// Send new Starter project notice.
if (_sendNewProject && SharedSupport.UsingSmtp)
{
string[] AssignmentName = new string[] { _shortName };
string subject = SharedSupport.GetLocalizedString("Notification_UpdatedProjectSubject", AssignmentName);
string body = SharedSupport.GetLocalizedString("Notification_UpdatedProjectBody", AssignmentName);
MessageM.sendEmailMessageToCourse(subject, body, String.Empty, _courseId);
}
}
catch (Exception ex)
{
SharedSupport.HandleError(ex);
submitSuccess = false;
}
if (submitSuccess)
{
this.StarterProjectFlag = true;
this.Update();
}
return(submitSuccess);
}
else
{
return(false);
}
}
