private void Page_Load(object sender, System.EventArgs e)
{
//Get the materialID for the material that is currently being viewed
string strMaterialID = Request.Params["materialID"];
if (strMaterialID != null)
{
materialID = int.Parse(Request.Params["materialID"]);
}
//Obtain the material that is associated with the materialID and setup the header
Materials.MaterialInfo mi = Materials.getMaterialInfo(materialID);
RatingImage.ImageUrl = mi.RatingImage;
NumericalRating.Text = string.Format("{0:0.00}", mi.Rating);
MaterialLabel.Text = mi.IdentInfo;
NumberOfRatings.Text = "" + Materials.getNumberOfRatings(materialID);
MaterialLink.NavigateUrl = "Materials/" + Materials.getModuleOfMaterial(materialID) + "/" + mi.Link;
//Identify the user and their access level
int role = -1;
if (Context.User.Identity.IsAuthenticated)
{
UserAccounts.UserInfo cui = UserAccounts.getUserInfo(Context.User.Identity.Name);
role = (int)cui.Role;
}
//If the user does not have the needed access level then do not allow them to download the material
if ((role < mi.AccessFlag) || (role > 5))
{
MaterialLink.Enabled = false;
}
//Setup the material download link and then display format of it
int position = mi.Link.LastIndexOf('.');
if (position == -1)
{
MaterialLink.Text = "(" + mi.Link + ")";
}
else
{
MaterialLink.Text = "(" + mi.Link.Substring((position + 1)) + ")";
}
MaterialLink.Text = MaterialLink.Text.ToUpper();
IList tempComment = MaterialComments.getAll(materialID);
CommentRepeater.DataSource = tempComment;
CommentRepeater.DataBind();
}
private void Page_Load(object sender, System.EventArgs e)
{
//Get the materialID for the material being rated
string strMaterialID = Request.Params["materialID"];
if (strMaterialID != null)
{
//Obtain the material that is associated with the materialID and setup the header
materialID = int.Parse(Request.Params["materialID"]);
Materials.MaterialInfo mi = Materials.getMaterialInfo(materialID);
MaterialIdent.Text = mi.IdentInfo;
MaterialLink.NavigateUrl = "Materials/" + Materials.getModuleOfMaterial(mi.MatID) + "/" + mi.Link;
//Identify the user and their access level
int role = -1;
if (Context.User.Identity.IsAuthenticated)
{
UserAccounts.UserInfo cui = UserAccounts.getUserInfo(Context.User.Identity.Name);
role = (int)cui.Role;
}
//If the user does not have the needed access level then do not allow them to download the material
if ((role < mi.AccessFlag) || (role > 5))
{
MaterialLink.Enabled = false;
}
//Setup the material download link and then setup the display format for it
int position = mi.Link.LastIndexOf('.');
if (position == -1)
{
MaterialLink.Text = " (" + mi.Link + ")";
}
else
{
MaterialLink.Text = "(" + mi.Link.Substring((position + 1)) + ")";
}
MaterialLink.Text = MaterialLink.Text.ToUpper();
}
}
/// <summary>
/// Respond to the update event, when an item is being edited and
/// subsequently updated, by updating the info object of the
/// item being edited and saving the file to a temporary location.
/// </summary>
/// <param name="sender">The sender of the event.</param>
/// <param name="e">The event arguments</param>
private void MaterialsEditor_UpdateCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
int index = (int)e.Item.ItemIndex;
Materials.MaterialInfo mi = ((Materials.MaterialInfo)MaterialsEditor.DataList[index]);
TextBox infoBox = (TextBox)e.Item.Cells[1].FindControl("InfoTextbox");
mi.IdentInfo = Globals.parseTextInput(infoBox.Text);
HtmlInputFile f = (HtmlInputFile)(e.Item.Cells[1].FindControl("FileUpload"));
// Determine the original filename, removing the path.
string fnameWithPath = f.PostedFile.FileName;
int pos = fnameWithPath.LastIndexOf("\\") + 1;
string fname = fnameWithPath.Substring(pos);
mi.Link = fname;
// Setup the destination path and create the temporary directory
// for the user if it doesn't exist. Delete any file that may be there,
// then save the file.
string destinationDir = ConfigurationSettings.AppSettings["MaterialsTempDir"] +
Context.User.Identity.Name + "\\";
try
{
if (!Directory.Exists(destinationDir))
{
Directory.CreateDirectory(destinationDir);
}
if (hasDuplicates())
{
MaterialsEditor.Text = "A file with that name already exists. "
+ "Please remove the old file or rename the new file. ";
MaterialsEditor.DataList.RemoveAt(index);
}
else
{
MaterialsEditor.Text = "";
string filePath = destinationDir + fname;
f.PostedFile.SaveAs(filePath);
// Virus scan the uploaded file and if it contains a virus, blow the file away and
// give the user and error message.
if (hasVirus(filePath))
{
// remove the file
File.Delete(filePath);
MaterialsEditor.DataList.RemoveAt(index);
MaterialsEditor.Text = "*** Virus detected in \"" + fname + "\". File removed from server. ***";
}
}
}
catch (Exception ex)
{
Exception inner = ex.InnerException;
MaterialsEditor.Text = "Error uploading file. Try again. " + ex.Message + "::" + ex.Source.ToString()
+ "----" + ex.TargetSite + " " + ex.StackTrace + "::" + ex.ToString();
if (inner != null)
{
MaterialsEditor.Text += "<<<<" + inner.Message + "<<<" + inner.TargetSite + " " + inner.StackTrace + "::" + inner.ToString();
}
MaterialsEditor.DataList.RemoveAt(index);
}
}
/// <summary>
/// Respond to the new item event, when the user elects to create a
/// new item, by creating the specific info class and adding it to
/// the editor control's data list.
/// </summary>
/// <param name="sender">The sender of the event.</param>
/// <param name="e">The event arguments</param>
private void MaterialsEditor_NewItemEvent(object sender, EventArgs e)
{
Materials.MaterialInfo mi = new Materials.MaterialInfo(0, "", "");
MaterialsEditor.DataList.Add(mi);
}
/// <summary>
/// Respond to the update event, when an item is being edited and
/// subsequently updated, by updating the info object of the
/// item being edited and saving the file to a temporary location.
/// </summary>
/// <param name="sender">The sender of the event.</param>
/// <param name="e">The event arguments</param>
private void MaterialsEditor_UpdateCommand(object source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
int index = (int)e.Item.ItemIndex;
System.Web.UI.WebControls.DropDownList AccessLevelList = (System.Web.UI.WebControls.DropDownList)e.Item.Cells[1].FindControl("AccessLevelList");
HtmlInputFile f = new HtmlInputFile();
// Determine the original filename, removing the path.
string fname = "";
if (NewRdBtn.Checked)
{
f = (HtmlInputFile)(e.Item.Cells[1].FindControl("FileUpload"));
string fnameWithPath = f.PostedFile.FileName;
int pos = fnameWithPath.LastIndexOf("\\") + 1;
fname = fnameWithPath.Substring(pos);
selectedMaterial = new Materials.MaterialInfo(0, "", "", 0, "", 0, 0);
selectedMaterial.Link = fname;
}
else if (ExistingRdBtn.Checked)
{
selectedMaterial = Materials.getMaterialInfo(Convert.ToInt32(MatsDDL.SelectedValue));
}
selectedMaterial.IdentInfo = Globals.parseTextInput(InfoTextBox.Text);
string accessLevel = AccessLevelList.SelectedValue;
if (accessLevel.Equals("All"))
{
selectedMaterial.AccessFlag = -1;
}
else if (accessLevel.Equals("Users"))
{
selectedMaterial.AccessFlag = 0;
}
else if (accessLevel.Equals("Faculty"))
{
selectedMaterial.AccessFlag = 1;
}
MaterialsEditor.DataList.RemoveAt(index);
MaterialsEditor.DataList.Add(selectedMaterial);
// Setup the destination path and create the temporary directory
// for the user if it doesn't exist. Delete any file that may be there,
// then save the file.
string destinationDir = ConfigurationSettings.AppSettings["MaterialsTempDir"] +
Context.User.Identity.Name + "\\";
try
{
if (!Directory.Exists(destinationDir))
{
Directory.CreateDirectory(destinationDir);
}
if (hasDuplicates())
{
MaterialsEditor.Text = "A file with that name already exists. "
+ "Please remove the old file or rename the new file. ";
MaterialsEditor.DataList.RemoveAt(index);
}
else if (NewRdBtn.Checked)
{
MaterialsEditor.Text = "";
string filePath = destinationDir + fname;
f.PostedFile.SaveAs(filePath);
// Virus scan the uploaded file and if it contains a virus, blow the file away and
// give the user and error message.
if (hasVirus(filePath))
{
// remove the file
File.Delete(filePath);
MaterialsEditor.DataList.RemoveAt(index);
MaterialsEditor.Text = "*** Virus detected in \"" + fname + "\". File removed from server. ***";
}
}
else if (ExistingRdBtn.Checked)
{
string sourcepath = ConfigurationSettings.AppSettings["MaterialsDir"] +
selectedMaterial.ModuleID + "\\" + selectedMaterial.Link;
File.Copy(sourcepath, destinationDir + selectedMaterial.Link, true);
}
}
catch (Exception ex)
{
MaterialsEditor.Text = "Error uploading file. Try again. " + ex.Message + " :: " + ex.Source.ToString();
MaterialsEditor.DataList.RemoveAt(index);
}
}
