þÿ# Get-ADDate.ps1

#

# Esta función regresa el valor de una fecha, compatible con la propiedad accountExpires de AD.

#

#    Copyright (C) Victor Lozano 2011 

#    victor.lozano@mildecabeza.com

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by 

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program. If not, see .

#



function Get-ADTicks{

    param([DateTime]$date)

    #Total de años desde del año 1 al 1601

    $0to1601 = 1600

    #Número de años bisiestos.

    $leapYears = $0to1601 / 4

    #Total de días.

    $days1601 = ($0to1601 * 365) + $leapYears -12

    #Total de horas.

    $hrs1601 = $days1601 * 24

    #Total de minutos.

    $min1601 = $hrs1601 * 60

    #Total de segundos.

    $sec1601 = $min1601 * 60

    #Nanosegundos.

    [long]$100NanoSec1601 = $sec1601 * 10000000

    #se regresa el valor de la fecha menos 1600 años.

    return $date.ticks - $100NanoSec1601

}



#Ejemplo de uso.



#Se obtiene una fecha actual.

$NewDate = Get-Date



#Se convierte la fecha.

#Get-ADTicks $NewDate