/// <summary>
/// Create a TreeView that contains nodes populated from ReportGroup table
/// </summary>
/// <param name="rootTreeNodes">A TreeNodeCollection to be populated with
/// report group nodes.</param>
/// <param name="requiredAccessLevel">Required access level for this TreeView.</param>
/// <param name="ReportGroupForUserList">List of ReportGroupForUser objects
/// to use in populating the TreeView.</param>
/// <param name="DisplayTempGroup">Indicates whether the Temp Folder should be displayed in the tree view.</param>
public static void AssembleTreeView(IList <ReportGroupFolder> rootGroups,
ReportGroupAccessLevelType requiredAccessLevel, List <ReportGroup> ReportGroupForUserList, bool DisplayTempGroup, Guid initialExpandedGroup)
{
ReportGroupForUserList = ReportGroupForUserList.OrderBy(x => x.ParentPath).ToList();
foreach (ReportGroup CurrentReportGroupForUser in ReportGroupForUserList)
{
//Only display temp folder if true.
if (CurrentReportGroupForUser.ParentPath == null)
{
//Do not display temp group unless explicitly requested
if (CurrentReportGroupForUser.Name == "Temp" && DisplayTempGroup == false)
{
continue;
}
//add a root tree node
ReportGroupFolder NodeToAdd = new ReportGroupFolder();
NodeToAdd.Code = CurrentReportGroupForUser.Code;
NodeToAdd.Name = CurrentReportGroupForUser.Name;
NodeToAdd.FullPath = CurrentReportGroupForUser.Name + "/";
NodeToAdd.Parent = null;
if (CurrentReportGroupForUser.Name == "Temp")
{
NodeToAdd.IsTemp = true;
}
NodeToAdd.AccessLevel = CurrentReportGroupForUser.AccessLevel;
//Temp folder must be Yellow.
if (CurrentReportGroupForUser.AccessLevel >= requiredAccessLevel ||
CurrentReportGroupForUser.Name == "Temp")
{
// Required access level is less than or equal to user
// access level, so show access granted folder
NodeToAdd.Color = "Yellow";
}
else
{
// Required access level must be greater than user access level, so
// image shows access denied folder
NodeToAdd.Color = "Gray";// ImageIndex = 2;
}
rootGroups.Add(NodeToAdd);
}
else
{
//add a root tree node with all the child tree nodes
PopulateTreeViewRecursive(rootGroups, CurrentReportGroupForUser,
requiredAccessLevel, initialExpandedGroup);
}
}
}
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
ReportGroupAccessLevelType accessLevel = (ReportGroupAccessLevelType)value;
return(accessLevel.ToString());
}
private static bool PopulateTreeViewRecursive(IList <ReportGroupFolder> currentReportGroupChildren,
ReportGroup currentReportGroupForUser, ReportGroupAccessLevelType requiredAccessLevel, Guid initialExpandedGroup)
{
bool IsFoundNode = false;
foreach (ReportGroupFolder currentReportGroup in currentReportGroupChildren)
{
if (currentReportGroup.FullPath == currentReportGroupForUser.ParentPath)
{
ReportGroupFolder NodeToAdd = new ReportGroupFolder();
/* TIR0003 DMH - Access ia Parent Group has already been established.
* // If the user does not have an access level set it is inherited from its parent
* if (currentReportGroupForUser.AccessLevel == ReportGroupAccessLevelType.None)
* {
* currentReportGroupForUser.AccessLevel =
* ((ReportGroupForUser)currentTreeNode.Tag).AccessLevel;
* }
*/
//Expand all tree nodes down to the initially selected one.
if (currentReportGroupForUser.Code == initialExpandedGroup)
{
NodeToAdd.IsExpanded = false;
ReportGroupFolder ParentReportGroup = currentReportGroup;
while (ParentReportGroup.Parent != null)
{
ParentReportGroup.IsExpanded = true;
ParentReportGroup = ParentReportGroup.Parent;
}
ParentReportGroup.IsExpanded = true;
}
if (currentReportGroupForUser.AccessLevel < requiredAccessLevel)
{
//set folder icon to grey for folders that the users do not have access to
NodeToAdd.Color = "Gray";// SelectedImageIndex = 2;
}
if (currentReportGroupForUser.AccessLevel >= requiredAccessLevel)
{
// DBS Code Review Issue : 17/03/2005 - Need to change image colour
//DBS 31/03/2005 image changed to yellow
NodeToAdd.Color = "Yellow";
//go back up tree to set image colour to red if access not set
ReportGroupFolder ParentReportGroup = currentReportGroup;
//04/07/05 LL - TIR0178 - Root Parent Folder needs to be set to red image colour
//if not already yellow
if (ParentReportGroup.Parent == null)
{
if (ParentReportGroup.AccessLevel < requiredAccessLevel)
{
ParentReportGroup.Color = "Red";
}
}
//TIR0004 Set Parent group to Red only if not already yellow.
while (ParentReportGroup.Parent != null)
{
if (ParentReportGroup.AccessLevel < requiredAccessLevel)
{
ParentReportGroup.Color = "Red";
}
ParentReportGroup = ParentReportGroup.Parent;
}
}
//add node
NodeToAdd.Name = currentReportGroupForUser.Name;
NodeToAdd.FullPath = currentReportGroup.FullPath + currentReportGroupForUser.Name + "/";
NodeToAdd.Code = currentReportGroupForUser.Code;
NodeToAdd.IsTemp = (currentReportGroupForUser.Name == "Temp");
NodeToAdd.AccessLevel = currentReportGroupForUser.AccessLevel;
NodeToAdd.Parent = currentReportGroup;
currentReportGroup.Children.Add(NodeToAdd);
IsFoundNode = true;
}
else
{
IsFoundNode = PopulateTreeViewRecursive(currentReportGroup.Children,
currentReportGroupForUser, requiredAccessLevel, initialExpandedGroup);
}
}
return(IsFoundNode);
}
private static ReportGroupAccessLevelType GetAccessLevel(
string userID, string reportGroupPathName, IEnumerable <ReportGroup> reportGroupsList)
{
ReportGroupAccessLevelType MyAccessLevel = ReportGroupAccessLevelType.None;
// To obtain the UserReportGroup, we need the UserCode and ReportGroupCode
ReportGroup CurrentReportGroup = reportGroupsList.First(x => x.PathName == reportGroupPathName);
//MCUser ThisUser = mcUserRepository.Find(x => x.Name == userID).First();
UserReportGroup CurrentUserReportGroup = CurrentReportGroup.UserReportGroups.FirstOrDefault();
// userReportGroupRepository.Find(x => x.ReportGroupCode == CurrentReportGroup.Code && x.UserCode == ThisUser.Code).FirstOrDefault();
/* In getting the access level, we try firstly to obtain it from the
* specified report group. If it has none, we must then check the parent
* of this report group for its access level. If the parent has an access
* level, we return that, otherwise we check this folder's parent. We
* continue like this, until a level is found or the top of the tree
* is reached without finding one.
*/
// This denotes whether the top of the tree has been reached in event of searching.
bool IsTreeTop = false;
// This denotes if a UserReportGroup for the ReportGroup has been found.
bool IsFound = false;
while (!IsTreeTop && !IsFound)
{
// If a UserReportGroup is found, we can stop searching.
if (CurrentUserReportGroup != null)
{
MyAccessLevel = (ReportGroupAccessLevelType)CurrentUserReportGroup.AccessLevel;
IsFound = true;
}
else
{
// We must look to its parent for an access level.
if (CurrentReportGroup.ParentPath != null)
{
string ParentPath = CurrentReportGroup.ParentPath;
CurrentReportGroup = reportGroupsList.FirstOrDefault(x => x.PathName == ParentPath);
if (CurrentReportGroup == null)
{
IsTreeTop = true;
}
else
{
CurrentUserReportGroup = CurrentReportGroup.UserReportGroups.FirstOrDefault();
//userReportGroupRepoitory.Find(x => x.ReportGroupCode == CurrentReportGroup.Code && x.UserCode == ThisUser.Code).FirstOrDefault();
}
}
else // The child is a root folder, so has no parent.
{
// Hence, we must stop searching.
IsTreeTop = true;
}
}
}
return(MyAccessLevel);
}
public static void AssembleTreeView(IList <ReportGroupFolder> rootGroups,
ReportGroupAccessLevelType requiredAccessLevel, List <ReportGroup> ReportGroupForUserList, bool DisplayTempGroup)
{
AssembleTreeView(rootGroups, requiredAccessLevel, ReportGroupForUserList, DisplayTempGroup, Guid.Empty);
}
