public IEnumerable<Role> GetAllRoles(string @namespace, int? pageIndex = null, int? pageSize = null)
{
var entity = new RoleEntity();
var dataAccess = this.EnsureService<IDataAccess>();
var oql = OQL.From(entity)
.Select()
.Where(p => p.Compare(entity.Namespace, "=", Utility.TrimNamespace(@namespace)))
.OrderBy(p => p.Desc(entity.RoleId))
.End();
if(pageIndex != null && pageSize != null)
oql.Limit(pageSize.Value, pageIndex.Value);
var entities = dataAccess.Select<RoleEntity>(oql);
return Mapper.Map<IEnumerable<RoleEntity>, IEnumerable<Role>>(entities);
}
public Role GetRole(int roleId)
{
var entity = new RoleEntity();
var dataAccess = this.EnsureService<IDataAccess>();
var oql = OQL.From(entity).Select().Where(p => p.Property(entity.RoleId) == roleId).End();
entity = dataAccess.Find<RoleEntity>(oql);
return Mapper.Map<RoleEntity, Role>(entity);
}
public IEnumerable<Role> GetRoles(int memberId, MemberType memberType)
{
var role = new RoleEntity();
var member = new MemberEntity();
var dataAccess = this.EnsureService<IDataAccess>();
var child = OQL.From(member)
.Select(member.RoleId)
.Where(p => p.Compare(member.MemberId, "=", memberId) & p.Compare(member.MemberType, "=", Convert.ConvertValue<byte>(memberType)))
.End();
var master = OQL.From(role)
.Select()
.Where(p => p.Compare(role.RoleId, CompareOperator.In, child))
.End();
var entities = dataAccess.Select<RoleEntity>(master);
return Mapper.Map<IEnumerable<RoleEntity>, IEnumerable<Role>>(entities);
}
public void SetMembers(int roleId, IEnumerable<Member> members)
{
if(members == null)
return;
var dataAccess = this.EnsureService<IDataAccess>();
foreach(var member in members)
{
member.RoleId = roleId;
}
var entity = new RoleEntity();
dataAccess.BeginTransaction();
try
{
// 清空指定角色的所有成员
dataAccess.Execute(OQL.From(entity).Delete().Where(p => p.Compare(entity.RoleId, "=", roleId)).End());
// 插入指定的角色成员集到数据库中
this.CreateMembers(members);
// 提交事物
dataAccess.Commit();
}
catch(Exception ex)
{
dataAccess.Rollback();
throw ex;
}
}
public int DeleteRoles(params int[] roleIds)
{
if(roleIds == null || roleIds.Length < 1)
return 0;
var entity = new RoleEntity();
var dataAccess = this.EnsureService<IDataAccess>();
var oql = OQL.From(entity).Delete().Where(p => p.Compare(entity.RoleId, CompareOperator.In, roleIds)).End();
return dataAccess.Execute(oql);
}
