/// <summary>
/// Removes a user group.
/// </summary>
/// <param name="group">The group to remove.</param>
/// <returns><c>true</c> if the group is removed, <c>false</c> otherwise.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="group"/> is <c>null</c>.</exception>
public bool RemoveUserGroup(UserGroup group)
{
if (group == null)
{
throw new ArgumentNullException("group");
}
try {
UserGroupEntity userGroupEntity = GetUserGroupEntity(_wiki, group.Name);
// If the group does not exists return false
if (userGroupEntity == null)
{
return(false);
}
CloudTable table = _cloudTableClient.GetTableReference(UserGroupsTable);
TableOperation operation = TableOperation.Delete(userGroupEntity);
table.Execute(operation);
_userGroups = null;
return(true);
}
catch (Exception ex) {
throw ex;
}
}
/// <summary>
/// Removes a user group.
/// </summary>
/// <param name="group">The group to remove.</param>
/// <returns><c>true</c> if the group is removed, <c>false</c> otherwise.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="group"/> is <c>null</c>.</exception>
public bool RemoveUserGroup(UserGroup group)
{
if (group == null)
{
throw new ArgumentNullException("group");
}
try {
UserGroupEntity userGroupEntity = GetUserGroupEntity(_wiki, group.Name);
// If the group does not exists return false
if (userGroupEntity == null)
{
return(false);
}
_context.DeleteObject(userGroupEntity);
_context.SaveChangesStandard();
_userGroups = null;
return(true);
}
catch (Exception ex) {
throw ex;
}
}
/// <summary>
/// Adds a new user group.
/// </summary>
/// <param name="name">The name of the group.</param>
/// <param name="description">The description of the group.</param>
/// <returns>The correct <see cref="T:UserGroup"/> object or <c>null</c>.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="name"/> or <paramref name="description"/> are <c>null</c>.</exception>
/// <exception cref="ArgumentException">If <paramref name="name"/> is empty.</exception>
public UserGroup AddUserGroup(string name, string description)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (name.Length == 0)
{
throw new ArgumentException("Name cannot be empty", "name");
}
if (description == null)
{
throw new ArgumentNullException("description");
}
try {
// If a group with the given name already exists return null
if (GetUserGroupEntity(_wiki, name) != null)
{
return(null);
}
UserGroupEntity userGroupEntity = new UserGroupEntity()
{
PartitionKey = _wiki,
RowKey = name,
Description = description
};
CloudTable table = _cloudTableClient.GetTableReference(UserGroupsTable);
TableOperation operation = TableOperation.Insert(userGroupEntity);
table.Execute(operation);
_userGroups = null;
return(new UserGroup(name, description, this));
}
catch (Exception ex) {
throw ex;
}
}
/// <summary>
/// Adds a new user group.
/// </summary>
/// <param name="name">The name of the group.</param>
/// <param name="description">The description of the group.</param>
/// <returns>The correct <see cref="T:UserGroup"/> object or <c>null</c>.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="name"/> or <paramref name="description"/> are <c>null</c>.</exception>
/// <exception cref="ArgumentException">If <paramref name="name"/> is empty.</exception>
public UserGroup AddUserGroup(string name, string description)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (name.Length == 0)
{
throw new ArgumentException("Name cannot be empty", "name");
}
if (description == null)
{
throw new ArgumentNullException("description");
}
try {
// If a group with the given name already exists return null
if (GetUserGroupEntity(_wiki, name) != null)
{
return(null);
}
UserGroupEntity userGroupEntity = new UserGroupEntity()
{
PartitionKey = _wiki,
RowKey = name,
Description = description
};
_context.AddObject(UserGroupsTable, userGroupEntity);
_context.SaveChangesStandard();
_userGroups = null;
return(new UserGroup(name, description, this));
}
catch (Exception ex) {
throw ex;
}
}
/// <summary>
/// Modifies a user group.
/// </summary>
/// <param name="group">The group to modify.</param>
/// <param name="description">The new description of the group.</param>
/// <returns>The correct <see cref="T:UserGroup"/> object or <c>null</c>.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="group"/> or <paramref name="description"/> are <c>null</c>.</exception>
public UserGroup ModifyUserGroup(UserGroup group, string description)
{
if (group == null)
{
throw new ArgumentNullException("group");
}
if (description == null)
{
throw new ArgumentNullException("description");
}
try {
UserGroupEntity userGroupEntity = GetUserGroupEntity(_wiki, group.Name);
// If the userGroup does not exists return null
if (userGroupEntity == null)
{
return(null);
}
userGroupEntity.Description = description;
CloudTable table = _cloudTableClient.GetTableReference(UserGroupsTable);
TableOperation operation = TableOperation.Replace(userGroupEntity);
table.Execute(operation);
_userGroups = null;
return(new UserGroup(group.Name, description, this)
{
Users = (from u in GetUsers()
where u.Groups.ToList().Contains(userGroupEntity.RowKey)
select u.Username).ToArray()
});
}
catch (Exception ex) {
throw ex;
}
}
/// <summary>
/// Modifies a user group.
/// </summary>
/// <param name="group">The group to modify.</param>
/// <param name="description">The new description of the group.</param>
/// <returns>The correct <see cref="T:UserGroup"/> object or <c>null</c>.</returns>
/// <exception cref="ArgumentNullException">If <paramref name="group"/> or <paramref name="description"/> are <c>null</c>.</exception>
public UserGroup ModifyUserGroup(UserGroup group, string description)
{
if (group == null)
{
throw new ArgumentNullException("group");
}
if (description == null)
{
throw new ArgumentNullException("description");
}
try {
UserGroupEntity userGroupEntity = GetUserGroupEntity(_wiki, group.Name);
// If the userGroup does not exists return null
if (userGroupEntity == null)
{
return(null);
}
userGroupEntity.Description = description;
_context.UpdateObject(userGroupEntity);
_context.SaveChangesStandard();
_userGroups = null;
return(new UserGroup(group.Name, description, this)
{
Users = (from u in GetUsers()
where u.Groups.ToList().Contains(userGroupEntity.RowKey)
select u.Username).ToArray()
});
}
catch (Exception ex) {
throw ex;
}
}
