Created
March 13, 2024 16:13
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Obtain a Robot Avatar from Robohash.org, using a seed string
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| [CmdletBinding(DefaultParameterSetName="Interactive")] | |
| param ( | |
| # Parameter help description | |
| [Parameter(ParameterSetName="Interactive")] | |
| [switch] | |
| $Interactive, | |
| [Parameter(ParameterSetName="InputString")] | |
| [string] | |
| $InputString, | |
| # Set | |
| [Parameter()] | |
| [string] | |
| [ValidateSet("HeadShoulder","Monster","Head","Cat","Human")] | |
| $Set = "Head", | |
| # OutFile | |
| [Parameter()] | |
| [string] | |
| $OutFileDirectory = "~/Downloads" | |
| ) | |
| function Get-RobotAvatar { | |
| [CmdletBinding()] | |
| param ( | |
| # Seed | |
| [Parameter()] | |
| [string] | |
| $Seed, | |
| # Set | |
| [Parameter(Mandatory)] | |
| [string] | |
| [ValidateSet("HeadShoulder","Monster","Head","Cat","Human")] | |
| $Set, | |
| # OutFile | |
| [Parameter(Mandatory)] | |
| [string] | |
| $OutFileDirectory | |
| ) | |
| begin { | |
| $SetMatcher = @{ | |
| HeadShoulder = "set1" | |
| Monster = "set2" | |
| Head = "set3" | |
| Cat = "set4" | |
| Human = "set5" | |
| } | |
| } | |
| process { | |
| $FileName = "{0}_{1}.png" -f $Seed, $Set | |
| $invokeWebRequestSplat = @{ | |
| Uri = "https://robohash.org/set_{1}/{0}.png" -f $Seed, $SetMatcher[$Set] | |
| OutFile = (Join-Path -Path $OutFileDirectory -ChildPath $FileName) | |
| } | |
| Invoke-WebRequest @invokeWebRequestSplat | |
| $invokeWebRequestSplat.OutFile | |
| } | |
| end { | |
| } | |
| } | |
| # This function is from https://gist.github.com/WalternativE/450b155c45f81b14290f8ded8324a283 | |
| function Get-StringHash { | |
| param ( | |
| # Input String | |
| [Parameter(Mandatory)] | |
| [string] | |
| $InputString | |
| ) | |
| $hasher = [System.Security.Cryptography.HashAlgorithm]::Create('sha256') | |
| $hash = $hasher.ComputeHash([System.Text.Encoding]::UTF8.GetBytes($InputString)) | |
| $hashString = [System.BitConverter]::ToString($hash) | |
| $hashString.Replace('-', '').ToLower() | |
| } | |
| $SeedString = switch ($PSCmdlet.ParameterSetName) { | |
| "Interactive" { | |
| Read-Host -Prompt "Enter your prompt to generate a random robot" | |
| } | |
| "InputString" { | |
| $InputString | |
| } | |
| Default { | |
| Read-Host -Prompt "Enter your prompt to generate a random robot" | |
| } | |
| } | |
| $CreatedFile = Get-RobotAvatar -Seed $(Get-StringHash -InputString $SeedString) -Set $Set -OutFileDirectory $OutFileDirectory | |
| Start-Process $CreatedFile # Opens the image |
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