/// <summary>
/// 解锁
/// </summary>
/// <param name="wii"></param>
void DecodeLock(WorkitemInstance wii)
{
if (wii.GetActivity().IsLock
&&
wii.GetWorkflowInstance().Locker.IsLock
&&
wii.GetWorkflowInstance().Locker.User.Guid.Equals(this.Context.CurUser.Guid))
{
wii.GetWorkflowInstance().Locker = new WorkitemLocker()
{
IsLock = false,
User = this.Context.CurUser,
LoggedTime = DateTime.Now,
};
}
}
/// <summary>
/// 工作项锁处理
/// 对于已经加锁的超过锁定期的自动解锁，并重新上锁, 返回可处理流程权限为可控制状态
/// 对于未加锁的直接上锁,返回可处理流程权限为可控制状态
/// 对于已经加锁的在有效锁定期内的，返回处理流程权限为不可控制状态
/// </summary>
/// <param name="wii"></param>
/// <returns>工作项只读状态</returns>
bool EncodeLock(WorkitemInstance wii)
{
bool result = false;
#region 锁定处理
///如果处理锁竞争状态， 则直接上锁
if (wii.GetActivity().IsLock)
{
if (wii.GetWorkflowInstance().Locker == null
||
wii.GetWorkflowInstance().Locker.IsLock == false
)
{
wii.GetWorkflowInstance().Locker = new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
};
result = this.SetWorkflowInstance(wii.GetWorkflowInstance(), eStoreType.Update);
}
else
///超过设置时间自动解锁(默认为一小时)
if (wii.GetWorkflowInstance().Locker.LoggedTime.AddHours(this.Context.Config.LockMinute) >= DateTime.Now)
{
wii.GetWorkflowInstance().Locker = new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
};
result = this.SetWorkflowInstance(wii.GetWorkflowInstance(), eStoreType.Update);
}
else
{
result = false;
}
}
else
{
result = true;
}
#endregion
return result;
}
void AdminLock(WorkitemInstance wii)
{
if (wii.GetActivity().IsLock)
{
wii.GetWorkflowInstance().Locker = new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
};
}
}
/// <summary>
/// 强制加锁
/// </summary>
/// <param name="wii"></param>
/// <returns></returns>
public bool? AdminLock(WorkitemInstance wii)
{
///如果处理锁竞争状态， 如果无需上锁则直接退出
if (!wii.GetActivity().IsLock)
{
return null;
}
return wii.GetWorkflowInstance().SaveWorkflowInstanceLock(new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
});
}
/// <summary>
/// 当前用户是否可以访问该流程实例活动
/// </summary>
/// <param name="wii"></param>
/// <returns></returns>
bool IsEffective(WorkitemInstance wii)
{
///是否大管理员
if (this.Context.CurUser.IsAdministrator())
return true;
///是否流程模型管理员
if (wii.GetWorkflowInstance().GetWorkflow().IsAdministrators(this.Context.CurUser))
return true;
///是否当前流程实例活动的操作者
if (wii.GetWorkflowInstance().GetWorkflow().IsLegalAuthor(this.Context.CurUser))
return true;
///是否当前流程实例活动的代理操作者
if (wii.IsProxy && _uc.Equals( wii.ProxyUser,this.Context.CurUser))
return true;
///是否当前流程实例活动的潜在代理操作者
return wii.IsEffectiveByProxyUser();
}
/// <summary>
/// 工作项锁处理
/// 对于已经加锁的超过锁定期的自动解锁，并重新上锁, 返回可处理流程权限为可控制状态
/// 对于未加锁的直接上锁,返回可处理流程权限为可控制状态
/// 对于已经加锁的在有效锁定期内的，返回处理流程权限为不可控制状态
/// </summary>
/// <param name="wii"></param>
/// <returns>工作项只读状态</returns>
public bool? EncodeLock(WorkitemInstance wii)
{
///如果处理锁竞争状态， 如果无需上锁则直接退出
if (!wii.GetActivity().IsLock)
{
return null;
}
///如果还没有被锁过，则置初始锁
var locker = wii.GetWorkflowInstance().GetWorkflowInstanceLock();
if (locker == null || !locker.IsLock)
{
return wii.GetWorkflowInstance().SaveWorkflowInstanceLock(new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
});
}
///超过设置时间自动解锁(默认单位为分钟)
if (locker.LoggedTime.AddMinutes(this.Context.Config.LockMinute) >= DateTime.Now)
{
return wii.GetWorkflowInstance().SaveWorkflowInstanceLock(new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
});
}
///当前还在有效被锁的状态中
return false;
}
/// <summary>
/// 解锁
/// </summary>
/// <param name="wii"></param>
public bool? DecodeLock(WorkitemInstance wii)
{
var locker = wii.GetWorkflowInstance().GetWorkflowInstanceLock();
if (locker == null)
return null;
if (wii.GetActivity().IsLock
&&
locker.IsLock
&&
_uc.Equals(locker.User, this.Context.CurUser))
{
return wii.GetWorkflowInstance().SaveWorkflowInstanceLock(new WorkitemLocker()
{
User = this.Context.CurUser,
IsLock = true,
LoggedTime = DateTime.Now,
});
}
else
return null;
}
