protected override Expression VisitPropertyAccess(PropertyAccessExpression expr) { string memberName = MemberNameVisitor.GetMemberName(_rootCriteria, expr); _projections.Add(NHProjections.Property(memberName)); return(expr); }
public IList <UserSimpleDTO> GetUsersSimpleData(bool all = true) { using (var session = Hibernate.SessionFactory.OpenSession()) { User u = null; var users = session.QueryOver(() => u) .Where(Res.EqProperty(Pro.Property("u.IsSystemUser"), Pro.Conditional(Res.Eq(Pro.Constant(all), true), Pro.Property("u.IsSystemUser"), Pro.Constant(false, SqlType.Boolean)))) .SelectList(l => l .Select(() => u.Id) .Select(() => u.Username) .Select(() => u.Name) .Select(() => u.Surname)) .OrderBy(() => u.Username).Asc .TransformUsing(Transformers.AliasToBeanConstructor(typeof(UserSimpleDTO).GetConstructors()[1])) .List <UserSimpleDTO>(); return(users); } }
private IList<PermissionDTO> GetPermissions() { using (var session = Hibernate.SessionFactory.OpenSession()) { Permission p = null; UserRole r = null; User u = null; var permissions = session.QueryOver(() => p) .JoinAlias(() => p.Roles, () => r) .JoinAlias(() => r.Users, () => u) .Where(Res.Eq(Pro.Property("u.Id"), AuthenticatedUser.Id.Value)) .SelectList(l => l .Select(Pro.Group(() => p.Id)) .Select(Pro.Group(() => p.Name))) .TransformUsing(Transformers.AliasToBeanConstructor(typeof(PermissionDTO).GetConstructors()[1])) .List<PermissionDTO>(); return permissions; } }
public string GetSelectedTaskParticipants(int taskId) { using (var session = Hibernate.SessionFactory.OpenSession()) { Task t = null; User u = null; var participants = session.QueryOver(() => t) .JoinAlias(() => t.Users, () => u) .Where(() => t.Id == taskId) .SelectList(l => l .Select(Pro.SqlFunction("CONCAT", SqlType.String, Pro.SqlFunction("SUBSTRING", SqlType.String, Pro.SqlFunction("UPPER", SqlType.String, Pro.Property("u.Name")), Pro.Constant(1), Pro.Constant(1)) , Pro.SqlFunction("SUBSTRING", SqlType.String, Pro.SqlFunction("UPPER", SqlType.String, Pro.Property("u.Surname")), Pro.Constant(1), Pro.Constant(1)) ))) .List <string>(); return(string.Join(", ", participants.OrderBy(s => s))); } }
public int GetTasksPagesCount(int pageSize, TaskSearchCriteria criteria) { using (var session = Hibernate.SessionFactory.OpenSession()) { Task t = null; TaskStatus s = null; TaskPriority p = null; TaskGenre g = null; TaskComment c = null; User uc = null; var query = session.QueryOver(() => t) .JoinAlias(() => t.Status, () => s) .JoinAlias(() => t.Priority, () => p) .JoinAlias(() => t.Genre, () => g) .Left.JoinAlias(() => t.Comments, () => c) .Left.JoinAlias(() => c.User, () => uc); if (criteria.TaskAuthorUsername.IsNotNull()) { query.Where(() => t.Author == criteria.TaskAuthorUsername); } if (criteria.ShowTasksOnly) { query.Where(() => g.Id == 4); } if (criteria.ShowInstallationsOnly) { query.Where(() => g.Id == 2); } if (criteria.ShowTonersOnly) { query.Where(() => g.Id == 3); } if (criteria.ShowUpdatesOnly) { query.Where(() => g.Id == 1); } if (criteria.ShowWithoutCanceledTasks) { query.Where(Res.Not(Res.Eq(Pro.Property("s.Id"), 1))); } if (criteria.TaskId.IsNotNull()) { query.Where(() => t.Id == criteria.TaskId.Value); } if (criteria.Topic.IsNotNull()) { query.Where(Res.InsensitiveLike(Pro.Property("t.Topic"), criteria.Topic, MatchMode.Anywhere)); } if (criteria.Content.IsNotNull()) { query.Where(Res.InsensitiveLike(Pro.Property("t.Content"), criteria.Content, MatchMode.Anywhere)); } if (criteria.StartDate.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Date, Pro.Property("t.StartPeriod")), criteria.StartDate.Value)); } if (criteria.StartHour.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Time, Pro.Property("t.StartPeriod")), criteria.StartHour.Value.ToString())); } if (criteria.EndDate.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Date, Pro.Property("t.EndPeriod")), criteria.EndDate.Value)); } if (criteria.EndDate.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Time, Pro.Property("t.EndPeriod")), criteria.EndHour.Value.ToString())); } if (criteria.TaskPriorityId.IsNotNull()) { query.Where(() => p.Id == criteria.TaskPriorityId); } if (criteria.TaskStatusId.IsNotNull()) { query.Where(() => s.Id == criteria.TaskStatusId); } if (criteria.TaskParticipantId.IsNotNull()) { Task subT = null; User subU = null; var subquery = QueryOver.Of(() => subT) .JoinAlias(() => subT.Users, () => subU) .Where(Res.And( Res.EqProperty(Pro.Property("t.Id"), Pro.Property("subT.Id")), Res.Eq(Pro.Property("subU.Id"), criteria.TaskParticipantId))) .SelectList(l => l .Select(() => subU.Id)); query.WithSubquery.WhereExists(subquery); } if (criteria.Comment.IsNotNull()) { TaskComment subC = null; Task subT = null; var subquery = QueryOver.Of(() => subC) .JoinAlias(() => subC.Task, () => subT) .Where(Res.And( Res.EqProperty(Pro.Property("subT.Id"), Pro.Property("t.Id")), Res.InsensitiveLike(Pro.Property("subC.Content"), criteria.Comment, MatchMode.Anywhere))) .SelectList(l => l .Select(() => subT.Id)); query.WithSubquery.WhereExists(subquery); } if (criteria.CommentAuthorId.IsNotNull()) { TaskComment subC = null; Task subT = null; User subU = null; var subquery = QueryOver.Of(() => subC) .JoinAlias(() => subC.Task, () => subT) .JoinAlias(() => subC.User, () => subU) .Where(Res.And( Res.EqProperty(Pro.Property("subT.Id"), Pro.Property("t.Id")), Res.Eq(Pro.Property("subU.Id"), criteria.CommentAuthorId))) .SelectList(l => l .Select(() => subT.Id)); query.WithSubquery.WhereExists(subquery); } var result = Math.Ceiling((1.0 * query.RowCount()) / pageSize); return(result == 0 ? 1 : Convert.ToInt32(result)); } }
public IList <TaskPrimaryDataDTO> GetTasks(int pageNo, int pageSize, TaskSearchCriteria criteria) { using (var session = Hibernate.SessionFactory.OpenSession()) { Task t = null; TaskStatus s = null; TaskPriority p = null; TaskGenre g = null; TaskComment c = null; TaskComment c_sub = null; User uc = null; var query = session.QueryOver(() => t) .JoinAlias(() => t.Status, () => s) .JoinAlias(() => t.Priority, () => p) .JoinAlias(() => t.Genre, () => g) .Left.JoinAlias(() => t.Comments, () => c) .Left.JoinAlias(() => c.User, () => uc) .Where( Res.EqProperty( Pro.Conditional(Res.IsNull("c.Id"), Pro.Constant(0), Pro.Property("c.Id")), Pro.SubQuery(QueryOver.Of(() => c_sub) .Where(() => c_sub.Task.Id == c.Task.Id) .Select(Pro.Conditional(Res.IsNull("c_sub.Id"), Pro.Constant(0), Pro.Max("c_sub.Id")))) )); if (criteria.TaskAuthorUsername.IsNotNull()) { query.Where(() => t.Author == criteria.TaskAuthorUsername); } if (criteria.ShowTasksOnly) { query.Where(() => g.Id == 4); } if (criteria.ShowInstallationsOnly) { query.Where(() => g.Id == 2); } if (criteria.ShowTonersOnly) { query.Where(() => g.Id == 3); } if (criteria.ShowUpdatesOnly) { query.Where(() => g.Id == 1); } if (criteria.ShowWithoutCanceledTasks) { query.Where(Res.Not(Res.Eq(Pro.Property("s.Id"), 1))); } if (criteria.TaskId.IsNotNull()) { query.Where(() => t.Id == criteria.TaskId.Value); } if (criteria.Topic.IsNotNull()) { query.Where(Res.InsensitiveLike(Pro.Property("t.Topic"), criteria.Topic, MatchMode.Anywhere)); } if (criteria.Content.IsNotNull()) { query.Where(Res.InsensitiveLike(Pro.Property("t.Content"), criteria.Content, MatchMode.Anywhere)); } if (criteria.StartDate.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Date, Pro.Property("t.StartPeriod")), criteria.StartDate.Value)); } if (criteria.StartHour.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Time, Pro.Property("t.StartPeriod")), criteria.StartHour.Value.ToString())); } if (criteria.EndDate.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Date, Pro.Property("t.EndPeriod")), criteria.EndDate.Value)); } if (criteria.EndDate.IsNotNull()) { query.Where(Res.Eq(Pro.Cast(SqlType.Time, Pro.Property("t.EndPeriod")), criteria.EndHour.Value.ToString())); } if (criteria.TaskPriorityId.IsNotNull()) { query.Where(() => p.Id == criteria.TaskPriorityId); } if (criteria.TaskStatusId.IsNotNull()) { query.Where(() => s.Id == criteria.TaskStatusId); } if (criteria.TaskParticipantId.IsNotNull()) { Task subT = null; User subU = null; var subquery = QueryOver.Of(() => subT) .JoinAlias(() => subT.Users, () => subU) .Where(Res.And( Res.EqProperty(Pro.Property("t.Id"), Pro.Property("subT.Id")), Res.Eq(Pro.Property("subU.Id"), criteria.TaskParticipantId))) .SelectList(l => l .Select(() => subU.Id)); query.WithSubquery.WhereExists(subquery); } if (criteria.Comment.IsNotNull()) { TaskComment subC = null; Task subT = null; var subquery = QueryOver.Of(() => subC) .JoinAlias(() => subC.Task, () => subT) .Where(Res.And( Res.EqProperty(Pro.Property("subT.Id"), Pro.Property("t.Id")), Res.InsensitiveLike(Pro.Property("subC.Content"), criteria.Comment, MatchMode.Anywhere))) .SelectList(l => l .Select(() => subT.Id)); query.WithSubquery.WhereExists(subquery); } if (criteria.CommentAuthorId.IsNotNull()) { TaskComment subC = null; Task subT = null; User subU = null; var subquery = QueryOver.Of(() => subC) .JoinAlias(() => subC.Task, () => subT) .JoinAlias(() => subC.User, () => subU) .Where(Res.And( Res.EqProperty(Pro.Property("subT.Id"), Pro.Property("t.Id")), Res.Eq(Pro.Property("subU.Id"), criteria.CommentAuthorId))) .SelectList(l => l .Select(() => subT.Id)); query.WithSubquery.WhereExists(subquery); } query.SelectList(l => l .Select(() => t.Id) .Select(() => t.Topic) .Select(() => t.Content) .Select(() => t.StartPeriod) .Select(() => t.EndPeriod) .Select(() => c.Id) .Select(() => c.Content) .Select(() => c.Date) .Select(() => uc.Username) .Select(() => s.Name) .Select(() => p.Name) .Select(() => g.Name) .Select(() => t.Author)) .OrderBy(() => t.Id).Desc .TransformUsing(Transformers.AliasToBeanConstructor(typeof(TaskPrimaryDataDTO).GetConstructors()[1])) .Skip(pageSize * (pageNo - 1)).Take(pageSize); return(query.List <TaskPrimaryDataDTO>()); #region Above generates sql like... /* * SELECT this_.Id AS y0_, * this_.Topic AS y1_, * this_.StartPeriod AS y2_, * this_.EndPeriod AS y3_, * c4_.Id AS y4_, * c4_.Content AS y5_, * c4_.Date AS y6_, * u5_.Username AS y7_, * s1_.Name AS y8_, * p2_.Name AS y9_, * g3_.Name AS y10_ * FROM `Task` this_ * LEFT OUTER JOIN `TaskComment` c4_ ON this_.Id=c4_.Task_id * LEFT OUTER JOIN `User` u5_ ON c4_.User_id=u5_.Id * INNER JOIN `TaskGenre` g3_ ON this_.Genre_id=g3_.Id * INNER JOIN `TaskStatus` s1_ ON this_.Status_id=s1_.Id * INNER JOIN `TaskPriority` p2_ ON this_.Priority_id=p2_.Id * WHERE (CASE WHEN c4_.Id IS NULL THEN ?p0 ELSE c4_.Id END) = * (SELECT (CASE WHEN this_0_.Id IS NULL THEN ?p1 ELSE max(this_0_.Id) END) AS y0_ FROM `TaskComment` this_0_) * ORDER BY this_.Id DESC * LIMIT ?p2; * * ?p0 = 0 [Type: Int32 (0)], * ?p1 = 0 [Type: Int32 (0)], * ?p2 = 50 [Type: Int32 (0)] */ #endregion } }
/// <summary> /// A projected property value /// </summary> public static PropertyProjection Property(Expression <Func <object> > expression) { return(Projections.Property(ExpressionProcessor.FindMemberExpression(expression.Body))); }