private static void ApplyGroupMemberChanges(ApplicationTask task, SecurityGroupChange securityGroup, IdentityDescriptor groupDescriptor, IIdentityManagementService ims, IList <TeamFoundationIdentity> existingMembers)
{
var existingMemberAccountNames = existingMembers.Select(m => GetAccountName(m));
// Remove requested members.
if (securityGroup.RemoveAllUsers)
{
foreach (var member in existingMembers)
{
ims.RemoveMemberFromApplicationGroup(groupDescriptor, member.Descriptor);
}
}
else
{
if (!string.IsNullOrEmpty(securityGroup.UsersToRemove))
{
foreach (var userToRemove in securityGroup.UsersToRemove.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries).Select(u => u.Trim()))
{
if (existingMemberAccountNames.Any(m => string.Equals(m, userToRemove, StringComparison.OrdinalIgnoreCase)))
{
PerformUserAction(task, ims, userToRemove, identityToRemove => ims.RemoveMemberFromApplicationGroup(groupDescriptor, identityToRemove.Descriptor));
}
}
}
}
// Add requested members.
if (!string.IsNullOrEmpty(securityGroup.UsersToAdd))
{
foreach (var userToAdd in securityGroup.UsersToAdd.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries).Select(u => u.Trim()))
{
if (!existingMemberAccountNames.Any(m => string.Equals(m, userToAdd, StringComparison.OrdinalIgnoreCase)))
{
PerformUserAction(task, ims, userToAdd, identityToAdd => ims.AddMemberToApplicationGroup(groupDescriptor, identityToAdd.Descriptor));
}
}
}
}
public static void Apply(ApplicationTask task, TfsTeamProjectCollection tfs, TfsMajorVersion tfsVersion, string teamProjectName, SecurityGroupChange securityGroup)
{
var ims = tfs.GetService <IIdentityManagementService>();
var css = tfs.GetService <ICommonStructureService>();
var teamProject = css.GetProjectFromName(teamProjectName);
var groupIdentityName = string.Format(CultureInfo.InvariantCulture, @"[{0}]\{1}", teamProjectName, securityGroup.Name);
// Create the group if needed.
var existingGroup = ims.ListApplicationGroups(teamProject.Uri, ReadIdentityOptions.IncludeReadFromSource).FirstOrDefault(g => string.Equals(g.DisplayName, groupIdentityName, StringComparison.OrdinalIgnoreCase));
var members = new List <TeamFoundationIdentity>();
IdentityDescriptor groupDescriptor;
if (existingGroup == null)
{
// There is no existing group with the same name, create one.
task.Status = "Creating new \"{0}\" security group".FormatCurrent(groupIdentityName);
groupDescriptor = ims.CreateApplicationGroup(teamProject.Uri, securityGroup.Name, securityGroup.Description);
}
else
{
// We have an existing group with the same name, update the description.
task.Status = "Updating existing \"{0}\" security group".FormatCurrent(groupIdentityName);
groupDescriptor = existingGroup.Descriptor;
var applicationGroupWithMembers = ims.ReadIdentity(groupDescriptor, MembershipQuery.Direct, ReadIdentityOptions.None);
if (applicationGroupWithMembers.Members != null && applicationGroupWithMembers.Members.Any())
{
members.AddRange(ims.ReadIdentities(applicationGroupWithMembers.Members, MembershipQuery.Direct, ReadIdentityOptions.None).Where(m => m != null));
}
if (!string.IsNullOrEmpty(securityGroup.Description))
{
ims.UpdateApplicationGroup(groupDescriptor, GroupProperty.Description, securityGroup.Description);
}
}
// Set permissions.
if (securityGroup.PermissionGroupChanges.SelectMany(g => g.PermissionChanges).Any(p => p.Action != PermissionChangeAction.None))
{
var securityNamespaces = tfs.GetService <ISecurityService>().GetSecurityNamespaces();
foreach (var groupChange in securityGroup.PermissionGroupChanges.Where(g => g.PermissionChanges.Any(c => c.Action != PermissionChangeAction.None)))
{
foreach (var securityNamespace in securityNamespaces)
{
var factory = permissionGroupFactories.FirstOrDefault(f => f.AppliesTo(securityNamespace.Description.NamespaceId, groupChange.PermissionGroup.Scope));
if (factory != null)
{
var tokens = factory.GetObjectTokens(tfs, tfsVersion, teamProject.Name, teamProject.Uri);
if (tokens != null)
{
foreach (var token in tokens)
{
ApplySecurityNamespacePermissions(token, groupDescriptor, securityNamespace, groupChange.PermissionChanges);
}
}
}
}
}
task.Status = "Applied security permissions";
}
// Set members.
if (securityGroup.RemoveAllUsers || !string.IsNullOrEmpty(securityGroup.UsersToAdd) || !string.IsNullOrEmpty(securityGroup.UsersToRemove))
{
ApplyGroupMemberChanges(task, securityGroup, groupDescriptor, ims, members);
task.Status = "Applied group member changes";
}
}
