public DataGettedEventArgs(string name, ICondition condition, string scope, Paging paging, Sorting[] sortings, object result)
{
if(string.IsNullOrWhiteSpace(name))
throw new ArgumentNullException("name");
_name = name.Trim();
_condition = condition;
_scope = scope;
_paging = paging;
_sortings = sortings;
_result = result;
}
public DataSelectedEventArgs(string name, Type entityType, ICondition condition, Grouping grouping, string scope, Paging paging, Sorting[] sortings, IEnumerable result)
{
if(string.IsNullOrWhiteSpace(name))
throw new ArgumentNullException("name");
if(entityType == null)
throw new ArgumentNullException("entityType");
_name = name.Trim();
_entityType = entityType;
_condition = condition;
_grouping = grouping;
_scope = scope;
_paging = paging;
_sortings = sortings;
_result = result;
}
public IEnumerable<Role> GetAllRoles(string @namespace, Paging paging = null)
{
var dataAccess = this.EnsureService<IDataAccess>();
return dataAccess.Select<Role>(MembershipHelper.DATA_ENTITY_ROLE, new Condition("Namespace", MembershipHelper.TrimNamespace(@namespace)), null, paging ?? new Paging(1, 20));
}
public IEnumerable<Role> GetAllRoles(string @namespace, Paging paging = null)
{
return this.DataAccess.Select<Role>(MembershipHelper.DATA_ENTITY_ROLE, MembershipHelper.GetNamespaceCondition(@namespace), paging);
}
public DataSelectingEventArgs(string name, Type entityType, ICondition condition, Grouping grouping, string scope, Paging paging, Sorting[] sortings) : base(name, entityType, condition, grouping, scope, paging, sortings, null)
{
_cancel = false;
}
public DataGettingEventArgs(string name, ICondition condition, string scope, Paging paging, Sorting[] sortings) : base(name, condition, scope, paging, sortings, null)
{
_cancel = false;
}
public bool Complete(out Collections.INamedCollection <TMember> members)
{
members = null;
if (_stack != null && _stack.Count > 0)
{
_onError?.Invoke("SyntaxError: The data schema is empty.");
return(false);
}
switch (State)
{
case State.None:
if (_members != null && _members.Count > 0)
{
members = _members;
}
return(true);
case State.Asterisk:
this.Include("*");
break;
case State.Exclude:
this.Exclude();
break;
case State.Include:
this.Include();
break;
case State.PagingCount:
if (_bufferIndex == 0)
{
_onError?.Invoke("SyntaxError: Expected pagination number in the data schema, but missing.");
return(false);
}
_current.Paging = Paging.Page(1, int.Parse(new string(_buffer, 0, _bufferIndex)));
break;
case State.PagingSize:
if (_bufferIndex == 0)
{
_onError?.Invoke("SyntaxError: Expected pagination size in the data schema, but missing.");
return(false);
}
var buffer = new string(_buffer, 0, _bufferIndex);
if (buffer != "?")
{
_current.Paging.PageSize = int.Parse(buffer);
}
break;
default:
_onError?.Invoke($"SyntaxError: The data schema expression is incorrect({State}).");
return(false);
}
members = _members;
return(true);
}
private static bool DoPagingCount(ref StateContext context)
{
string buffer;
switch (context.Character)
{
case '?':
if (context.HasBuffer())
{
context.OnError("SyntaxError: The pagination number format of the data schema is incorrect.");
return(false);
}
context.Current.Paging = null;
context.State = State.Include;
return(true);
case '*':
if (context.HasBuffer())
{
context.OnError("SyntaxError: The pagination number format of the data schema is incorrect.");
return(false);
}
context.Current.Paging = Paging.Disabled;
context.State = State.Include;
return(true);
case '/':
if (!context.TryGetBuffer(out buffer))
{
context.OnError("SyntaxError: Expected pagination number in the data schema, but missing.");
return(false);
}
context.Current.Paging = Paging.Page(int.Parse(buffer));
context.State = State.PagingSize;
return(true);
case '(':
if (!context.TryGetBuffer(out buffer))
{
context.OnError("SyntaxError: Expected pagination number in the data schema, but missing.");
return(false);
}
context.Current.Paging = Paging.Page(1, int.Parse(buffer));
context.State = State.SortingField;
return(true);
case '{':
if (!context.TryGetBuffer(out buffer))
{
context.OnError("SyntaxError: Expected pagination number in the data schema, but missing.");
return(false);
}
context.Current.Paging = Paging.Page(1, int.Parse(buffer));
context.Push();
context.State = State.None;
return(true);
default:
if (char.IsDigit(context.Character))
{
context.Accept();
return(true);
}
context.OnError($"SyntaxError: The pagination number of the data schema contains '{context.Character}' illegal character.");
return(false);
}
}
public IEnumerable<User> GetAllUsers(string @namespace, Paging paging = null)
{
return this.DataAccess.Select<User>(MembershipHelper.DATA_ENTITY_USER, MembershipHelper.GetNamespaceCondition(@namespace), paging);
}
