/// <summary>
/// Render the treeview with the first two levels of albums that are viewable to the logged on user.
/// </summary>
private TreeView Generate()
{
_tv = new TreeView
{
EnableCheckBoxPlugin = _tvOptions.EnableCheckboxPlugin
};
foreach (IAlbum rootAlbum in GetRootAlbums())
{
// Add root node.
TreeNode rootNode = new TreeNode();
string albumTitle = GetRootAlbumTitle(rootAlbum);
rootNode.Text = albumTitle;
rootNode.ToolTip = albumTitle;
rootNode.Id = String.Concat("tv_", rootAlbum.Id.ToString(CultureInfo.InvariantCulture));
rootNode.DataId = rootAlbum.Id.ToString(CultureInfo.InvariantCulture);
rootNode.Expanded = true;
rootNode.AddCssClass("jstree-root-node");
if (!String.IsNullOrEmpty(_tvOptions.NavigateUrl))
{
var url = rootAlbum.IsVirtualAlbum ? _tvOptions.NavigateUrl : Utils.AddQueryStringParameter(_tvOptions.NavigateUrl, String.Concat("aid=", rootAlbum.Id.ToString(CultureInfo.InvariantCulture)));
rootNode.NavigateUrl = url;
}
if (_tvOptions.EnableCheckboxPlugin)
{
rootNode.ShowCheckBox = !rootAlbum.IsVirtualAlbum && Utils.IsUserAuthorized(_tvOptions.RequiredSecurityPermissions, RoleController.GetGalleryServerRolesForUser(), rootAlbum.Id, rootAlbum.GalleryId, rootAlbum.IsPrivate, SecurityActionsOption.RequireOne, rootAlbum.IsVirtualAlbum);
rootNode.Selectable = rootNode.ShowCheckBox;
}
else
{
rootNode.Selectable = true;
}
//if (!rootNode.Selectable) rootNode.HoverCssClass = String.Empty;
// Select and check this node if needed.
if (_tvOptions.SelectedAlbumIds.Contains(rootAlbum.Id))
{
rootNode.Selected = true;
}
_tv.Nodes.Add(rootNode);
// Add the first level of albums below the root album.
BindAlbumToTreeview(rootAlbum.GetChildGalleryObjects(GalleryObjectType.Album, !Utils.IsAuthenticated).ToSortedList(), rootNode, false);
// Only display the root node if it is selectable or we added any children to it; otherwise, remove it.
if (!rootNode.Selectable && rootNode.Nodes.Count == 0)
{
_tv.Nodes.Remove(rootNode);
}
}
// Make sure all specified albums are visible and checked.
foreach (int albumId in _tvOptions.SelectedAlbumIds)
{
IAlbum album = AlbumController.LoadAlbumInstance(albumId, false);
if (Utils.IsUserAuthorized(_tvOptions.RequiredSecurityPermissions, RoleController.GetGalleryServerRolesForUser(), album.Id, album.GalleryId, album.IsPrivate, SecurityActionsOption.RequireOne, album.IsVirtualAlbum))
{
BindSpecificAlbumToTreeview(album);
}
}
return _tv;
}
/// <summary>
/// Render the treeview with the first two levels of albums that are viewable to the logged on user.
/// </summary>
/// <param name="tvOptions">The treeview options.</param>
/// <returns>Task<TreeView>.</returns>
private async Task <TreeView> Generate(TreeViewOptions tvOptions)
{
Options = tvOptions;
Tree.EnableCheckBoxPlugin = Options.EnableCheckboxPlugin;
foreach (IAlbum rootAlbum in await GetTopAlbums())
{
if (!Options.UserController.IsUserAuthorized(SecurityActions.ViewAlbumOrMediaObject, await Options.UserController.GetGalleryServerRolesForUser(), rootAlbum.Id, rootAlbum.GalleryId, rootAlbum.IsPrivate, rootAlbum.IsVirtualAlbum))
{
continue;
}
// Add root node.
TreeNode rootNode = new TreeNode();
string albumTitle = GetTopAlbumTitle(rootAlbum);
rootNode.Text = albumTitle;
rootNode.ToolTip = albumTitle;
rootNode.Id = String.Concat("tv_", rootAlbum.Id.ToString(CultureInfo.InvariantCulture));
rootNode.DataId = rootAlbum.Id.ToString(CultureInfo.InvariantCulture);
rootNode.Expanded = (Options.NumberOfLevels > 1);
if (rootAlbum.Parent is NullGalleryObject)
{
rootNode.AddCssClass("jstree-root-node");
}
if (!String.IsNullOrEmpty(Options.NavigateUrl))
{
//var url = rootAlbum.IsVirtualAlbum ? Options.NavigateUrl : Utils.AddQueryStringParameter(Options.NavigateUrl, String.Concat("aid=", rootAlbum.Id.ToString(CultureInfo.InvariantCulture)));
var url = rootAlbum.IsVirtualAlbum ? Options.NavigateUrl : string.Concat(Options.NavigateUrl, "?aid=", rootAlbum.Id.ToString(CultureInfo.InvariantCulture));
rootNode.NavigateUrl = url;
}
// If it has a nav URL, it's always selectable & won't have a checkbox. If not, then it's selectable if the user has permission
if (string.IsNullOrEmpty(rootNode.NavigateUrl))
{
rootNode.Selectable = !rootAlbum.IsVirtualAlbum && Options.UserController.IsUserAuthorized(Options.RequiredSecurityPermissions, await GetRoles(), rootAlbum.Id, rootAlbum.GalleryId, rootAlbum.IsPrivate, SecurityActionsOption.RequireOne, rootAlbum.IsVirtualAlbum);
if (Options.EnableCheckboxPlugin)
{
rootNode.ShowCheckBox = rootNode.Selectable;
}
}
else
{
rootNode.Selectable = true;
}
// Select and check this node if needed.
if (Options.SelectedAlbumIds.Contains(rootAlbum.Id))
{
rootNode.Selected = true;
}
Tree.Nodes.Add(rootNode);
// Add the first level of albums below the root album.
var childAlbums = rootAlbum.GetChildGalleryObjects(GalleryObjectType.Album, !Options.UserController.IsAuthenticated);
if (Options.NumberOfLevels == 1)
{
rootNode.HasChildren = childAlbums.Any();
}
else
{
BindAlbumToTreeview(childAlbums.ToSortedList(), rootNode, false);
}
// Only display the root node if it is selectable or we added any children to it; otherwise, remove it.
//if (!rootNode.Selectable && rootNode.Nodes.Count == 0)
//{
// Tree.Nodes.Remove(rootNode);
//}
}
// Make sure all specified albums are visible and checked.
try
{
foreach (var albumId in Options.SelectedAlbumIds.Where(id => id > int.MinValue))
{
var album = Factory.LoadAlbumInstance(new AlbumLoadOptions(albumId));
if (Options.UserController.IsUserAuthorized(Options.RequiredSecurityPermissions, await GetRoles(), album.Id, album.GalleryId, album.IsPrivate, SecurityActionsOption.RequireOne, album.IsVirtualAlbum))
{
BindSpecificAlbumToTreeview(album);
}
}
}
catch (InvalidAlbumException ex)
{
// One of the albums we want to select doesn't exist. Log the event but otherwise continue on gracefully.
if (!ex.Data.Contains("Tree_SelectedAlbum_Info"))
{
ex.Data.Add("Tree_SelectedAlbum_Info", $"Album {ex.AlbumId} was one of the SelectedAlbumIds of the TreeViewOptions object. It may have been deleted by another user just before this code ran.");
}
AppEventController.LogError(ex);
}
return(Tree);
}
/// <summary>
/// Render the treeview with the first two levels of albums that are viewable to the logged on user.
/// </summary>
private TreeView Generate()
{
_tv = new TreeView
{
EnableCheckBoxPlugin = _tvOptions.EnableCheckboxPlugin
};
foreach (IAlbum rootAlbum in GetRootAlbums())
{
// Add root node.
TreeNode rootNode = new TreeNode();
string albumTitle = GetRootAlbumTitle(rootAlbum);
rootNode.Text = albumTitle;
rootNode.ToolTip = albumTitle;
rootNode.Id = String.Concat("tv_", rootAlbum.Id.ToString(CultureInfo.InvariantCulture));
rootNode.DataId = rootAlbum.Id.ToString(CultureInfo.InvariantCulture);
rootNode.Expanded = true;
rootNode.AddCssClass("jstree-root-node");
if (!String.IsNullOrEmpty(_tvOptions.NavigateUrl))
{
var url = rootAlbum.IsVirtualAlbum ? _tvOptions.NavigateUrl : Utils.AddQueryStringParameter(_tvOptions.NavigateUrl, String.Concat("aid=", rootAlbum.Id.ToString(CultureInfo.InvariantCulture)));
rootNode.NavigateUrl = url;
}
if (_tvOptions.EnableCheckboxPlugin)
{
rootNode.ShowCheckBox = !rootAlbum.IsVirtualAlbum && Utils.IsUserAuthorized(_tvOptions.RequiredSecurityPermissions, RoleController.GetGalleryServerRolesForUser(), rootAlbum.Id, rootAlbum.GalleryId, rootAlbum.IsPrivate, SecurityActionsOption.RequireOne, rootAlbum.IsVirtualAlbum);
rootNode.Selectable = rootNode.ShowCheckBox;
}
else
{
rootNode.Selectable = true;
}
//if (!rootNode.Selectable) rootNode.HoverCssClass = String.Empty;
// Select and check this node if needed.
if (_tvOptions.SelectedAlbumIds.Contains(rootAlbum.Id))
{
rootNode.Selected = true;
}
_tv.Nodes.Add(rootNode);
// Add the first level of albums below the root album.
BindAlbumToTreeview(rootAlbum.GetChildGalleryObjects(GalleryObjectType.Album, !Utils.IsAuthenticated).ToSortedList(), rootNode, false);
// Only display the root node if it is selectable or we added any children to it; otherwise, remove it.
if (!rootNode.Selectable && rootNode.Nodes.Count == 0)
{
_tv.Nodes.Remove(rootNode);
}
}
// Make sure all specified albums are visible and checked.
foreach (int albumId in _tvOptions.SelectedAlbumIds)
{
IAlbum album = AlbumController.LoadAlbumInstance(albumId, false);
if (Utils.IsUserAuthorized(_tvOptions.RequiredSecurityPermissions, RoleController.GetGalleryServerRolesForUser(), album.Id, album.GalleryId, album.IsPrivate, SecurityActionsOption.RequireOne, album.IsVirtualAlbum))
{
BindSpecificAlbumToTreeview(album);
}
}
return(_tv);
}