PowerShell Script to Set Quota Template to a SharePoint Site Collection

$LogTime = Get-Date -Format yyyy-MM-dd_hh-mm
$LogFile = ".\SetQuotaTemplatePatch-$LogTime.rtf"

# Add SharePoint PowerShell Snapin


if ( (Get-PSSnapin -Name Microsoft.SharePoint.PowerShell -ErrorAction SilentlyContinue) -eq $null ) {
    Add-PSSnapin Microsoft.SharePoint.Powershell
}

$scriptBase = split-path $SCRIPT:MyInvocation.MyCommand.Path -parent
Set-Location $scriptBase


#Deleting any .rtf files in the scriptbase location
$FindRTFFile = Get-ChildItem $scriptBase\*.* -include *.rtf
if($FindRTFFile)
{
  foreach($file in $FindRTFFile)
  {
   remove-item $file
  }
}


start-transcript $logfile

[string]$url = Read-Host "Enter the site collection url: [e.g. http://server_name]"
[string]$template = Read-Host "Enter the quota template name that has to be used: [e.g. MyTemplate]"

try {

   Write-host "Configuring site collection to use specified quota template ..."
   $quotaTemplate = [Microsoft.SharePoint.Administration.SPWebService]::ContentService.QuotaTemplates |
   Where-Object {$_.Name -eq $template}
   Set-SPSite -Identity $url -QuotaTemplate $quotaTemplate
}
catch [Exception] {
   Write-Error $Error[0]
   $err = $_.Exception
   while ( $err.InnerException ) {
      $err = $err.InnerException
      Write-Output $err.Message
   }
}