Private/Get-GravatrImage.ps1
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function Get-GravatarImage { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $Email, [Parameter()] [ValidateRange(1, 1024)] [Int] $Size = 300, [Parameter(Mandatory = $true)] [String] $Path ) # Get hash of email address $string = $Email.ToLower() $md5 = New-Object -TypeName System.Security.Cryptography.MD5CryptoServiceProvider $utf8 = New-Object -TypeName System.Text.UTF8Encoding $hash = ([System.BitConverter]::ToString($md5.ComputeHash($utf8.GetBytes($string)))).ToLower().Replace('-', '') # Create a request for avatar image $avatarUrl = "https://gravatar.com/avatar/${hash}?s=${Size}&d=identicon" Invoke-WebRequest -Uri $avatarUrl -UseBasicParsing -OutFile $Path } |