#requires -version 2.0

# Jeffery Hicks
# http://jdhitsolutions.com/blog
# follow on Twitter: http://twitter.com/JeffHicks
#
# 
# "Those who forget to script are doomed to repeat their work."

#  ****************************************************************
#  * DO NOT USE IN A PRODUCTION ENVIRONMENT UNTIL YOU HAVE TESTED *
#  * THOROUGHLY IN A LAB ENVIRONMENT. USE AT YOUR OWN RISK.  IF   *
#  * YOU DO NOT UNDERSTAND WHAT THIS SCRIPT DOES OR HOW IT WORKS, *
#  * DO NOT USE IT OUTSIDE OF A SECURE, TEST SETTING.             *
#  ****************************************************************


#1. Get running services
$running={Param ([string]$computername=$env:computername) get-service -computername $computername | 
where {$_.status -eq "Running"}}
#&$running MyServer

#2. Get logical disk information
$disk={Param ([string]$computername=$env:computername) get-wmiobject win32_logicaldisk -filter "drivetype=3" -computername $computername | 
Select "DeviceID","VolumeName",@{Name="SizeGB";Expression={"{0:N4}" -f ($_.size/1GB)}},`
@{Name="Freespace";Expression={"{0:N4}" -f ($_.FreeSpace/1GB)}},@{Name="Utilization";
Expression={ "{0:P2}" -f (1-($_.freespace -as [double])/($_.size -as [double]))}}}
#&$disk 

#3. Get day of the year
$doy={(get-date).DayOfYear}
#&$doy

#4. Get top services by workingset size
$top={Param([string]$computername=$env:computername,[int]$count=5) Get-Process -computername $computername |
Sort WorkingSet -Descending | Select -first $count}
#&$top "jdhit-dc01" 10

#5. Get OS information
$os={Param([string]$computername=$env:computername) Get-WmiObject win32_operatingsystem -computername $computername |
Select @{name="Computer";Expression={$_.CSName}},@{Name="OS";Expression={$_.caption}},`
Version,OSArchitecture,@{Name="ServicePack";Expression={
"{0}.{1}" -f $_.ServicePackMajorVersion,$_.ServicePackMinorVersion}}, `
@{Name="Installed";Expression={$_.ConvertToDateTime($_.InstallDate)}}  
}
#&$os 

#6. Get system uptime
$up={Param([string]$computername=$env:computername) Get-WmiObject win32_operatingsystem -computername $computername |
Select  @{name="Computer";Expression={$_.CSName}}, `
@{Name="LastBoot";Expression={$_.ConvertToDateTime($_.LastBootUpTime) }}, `
@{Name="Uptime";Expression={(Get-Date)-($_.ConvertToDateTime($_.LastBootUpTime))}}}
#&$up jdhit-dc01

#7. get a random number between 1 and 13
$rand={Param([int]$min=1,[int]$max=13) get-random -min $min -max $max}
#&$rand

#8. How old are you?
$age={$b=Read-Host "Enter your birth date (dd/mm/yyyy)";((get-date)-($b -as [datetime])).ToString()}
#&$age

#9. get %TEMP% folder stats
$t={Param([string]$Path=$env:temp) Get-ChildItem $path -Recurse -force -ea "silentlycontinue" | 
measure-object -Property Length -sum | Select @{Name="Path";Expression={$path}},
Count,@{Name="SizeMB";Expression={"{0:N4}" -f ($_.sum/1mb)}} }
#&$t

#10. Get event log information
$el={Param([string]$computername=$env:computername) get-eventlog -list -computername $computername | 
where {$_.entries.count -gt 0} | 
Select Log,@{Name="Entries";Expression={$_.Entries.count}},MaximumKilobytes | 
Sort Entries -descending }
#&$el "jdhit-dc01"

#11. Get local admin password age in days
$adminpass={Param([string]$computername=$env:computername,[string]$user="Administrator") 
[ADSI]$admin="WinNT://$computername/$user,user"
$age=$admin.passwordage.value/86400
$last=(Get-Date).AddDays(-$age)
New-Object -type PSObject -property @{ 
    Computername=$computername.ToUpper()
    Account=$user
    Age=($age -as [int])
    LastSet=$last
}}
#&$adminpass

#12. Get cmdlet summary
$c={Get-command -CommandType cmdlet | sort Verb,Name | 
format-table -GroupBy Verb -Property Name,ModuleName,Definition}
#&$c

#13. How much time before I can go home?
$eod={[datetime]$end="5:00PM"
 $span=$end-(get-date)
 #strip off milliseconds
 $span.ToString().Substring(0,8)
 }
 #&$eod