Create Content Type Hub in SharePoint using PowerShell

Add-PSSnapin Microsoft.SharePoint.PowerShell -ErrorAction SilentlyContinue

#Configuration Parameters
$WebAppURL="https://intranet.crescent.com"
$ManagedPath="CTypeHub"
$HubOwner="Crescent\SPAdmin"

$WebApp = Get-SPWebApplication $WebAppURL

###  Step 1: Create Managed Path ###
#Check if the managed path exist already
$ManagedPathExists = Get-SPManagedPath -WebApplication $WebAppURL -Identity $ManagedPath -ErrorAction SilentlyContinue
 
 if ($ManagedPathExists -eq $null)
 {
    #Go ahead and create the managed path
    $CTypeHubPath=New-SPManagedPath -RelativeURL $ManagedPath -WebApplication $WebAppURL -Explicit
    Write-host "Managed Path Created!" -f Green
 }
 else
 {
    Write-Host "Managed path $ManagedPath already exists!" -f Yellow
 }

###  Step 2: Create Site Collection for Content type hub ###
#Check if ContentType hub site already exists
$CTypeHubURL = $WebAppURL+"/"+$ManagedPath

$CTypeHubExists = Get-SPSite $CTypeHubURL -ErrorAction SilentlyContinue

if($CTypeHubExists -eq $null)
{
    #Create site collection
    $CTypeHub = New-SPSite -Url $CTypeHubURL -Template 'STS#0' -OwnerAlias $HubOwner -Name "Content Type hub" 
}
else
 {
    Write-Host "Content Type Hub Site $CTypeHubURL already exists!" -f Yellow
 }

###  Step 3: Activate Content Type hub feature  ###
#Check if ContentType hub feature is already enabled
$Feature = Get-SPFeature -site $CTypeHubURL -Identity "ContentTypeHub" -ErrorAction SilentlyContinue 

If($Feature -eq $null) 
{      
    #Activate feature
    Enable-SPFeature -Identity "ContentTypeHub" -url $CTypeHubURL -Force -ErrorAction SilentlyContinue 
    Write-Host "Activated Content Type hub feature" -F Green 
}
else
{
    write-host "Content Type Hub Feature already enabled!" -F Yellow
}
###  Step 4: Set Content Type Hub URL in MMS Service App
#Set the Content Type Hub URL in MMS Application
$MMS = Get-SPServiceApplication | Where-Object {$_.TypeName -eq "Managed Metadata Service"}  

Set-SPMetadataServiceApplication -Identity $MMS -HubUri $CTypeHubURL

#Update the Managed Metadata Service Proxy to consume from the content type hub
$MMSProxy = Get-SPServiceApplicationProxy | Where-Object {$_.TypeName -eq "Managed Metadata Service Connection"}

Set-SPMetadataServiceApplicationProxy -Identity $MMSProxy -ContentTypeSyndicationEnabled -ContentTypePushdownEnabled