Using PowerShell To Get Citrix ICA Client Versions In Use On a XenApp 6 Farm

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# XenApp 6 Client Version Retrieval Script
# Created by Ben Piper
# http://blog.benpiper.com, ben@benpiper.com
#################################################

function convertToVersion($build) {
switch($build){
6685 {"13.0"; break}30 {"12.1"; break}6 {"12.0.3"; break}6410 {"12.0"; break}142{"Java"; break}317{"3.0"; break}324{"3.0"; break}330{"3.0"; break}349{"3.0"; break}304{"MAC 6.3"; break}314{"MAC 6.3"; break}323{"MAC 6.3"; break}326{"MAC 6.3"; break}400{"MAC 7.0"; break}402{"MAC 7.0"; break}405{"MAC 7.0"; break}406{"MAC 7.0"; break}407{"MAC 7.0"; break}402{"MAC 7.0"; break}411{"MAC 7.0"; break}500{"MAC 7.1"; break}600{"MAC 10.0"; break}601{"MAC 10.0"; break}581{"4.0"; break}606{"4.0"; break}609{"4.0"; break}614{"4.0"; break}686{"4.0"; break}715{"4.2"; break}727{"4.2"; break}741{"4.2"; break}779{"4.21"; break}730{"wyse1200le"; break}910{"6.0"; break}931{"6.0"; break}961{"6.01"; break}963{"6.01"; break}964{"6.01"; break}967{"6.01"; break}985{"6.2"; break}986{"6.2"; break}1041{"7.0"; break}1050{"6.3"; break}1051{"6.31"; break}1414{"Java 7.0"; break}1679{"Java 8.1"; break}1868{"Java 9.4"; break}1876{"Java 9.5"; break}2600{"RDP 5.01"; break}2650{"10.2"; break}3790{"RDP 5.2"; break}6000{"RDP 6.0"; break}2650{"10.2"; break}5284{"11.0"; break}5323{"11.0"; break}5357{"11.0"; break}6001{"RDP 6.0"; break}8292{"10.25"; break}10359{"10.13"; break}128b1{"MAC 10.0"; break}12221{"Linux 10.x"; break}13126{"Solaris 7.0"; break}17106{"7.0"; break}17534{"7.0"; break}20497{"7.01"; break}21825{"7.10"; break}21845{"7.1"; break}22650{"7.1"; break}24737{"8.0"; break}26449{"8.0"; break}26862{"8.01"; break}28519{"8.05"; break}29670{"8.1"; break}30817{"8.26"; break}31327{"9.0"; break}31560{"11.2"; break}32649{"9.0"; break}32891{"9.0"; break}34290{"8.4"; break}35078{"9.0"; break}36280{"9.1"; break}36824{"9.02 WinCE"; break}37358{"9.04"; break}39151{"9.15"; break}44236{"9.15 WinCE"; break}44367{"9.2"; break}44376{"9.2"; break}44467{"Linux 10.0"; break}45418{"10.0"; break}46192{"9.18 WinCE"; break}49686{"10.0"; break}50123{"Linux 10.6"; break}50211{"9.230"; break}52110{"10.0"; break}52504{"9.2"; break}53063{"9.237"; break}55362{"10.08"; break}55836{"10.1"; break}58643{"10.15"; break}
default {$build; break}
}
}

$clientUsage = @()
foreach($session in Get-XASession -full | where {$_.state -eq "Active" -and $_.protocol -eq "Ica"}) {
$clientUsage += new-object psobject -Property @{
User = $session.accountname
Workstation = $session.clientname
Client = convertToVersion($session.clientbuildnumber)
}
}

$clientUsage | sort-object -Property Workstation | get-unique -asstring