New-QRCodeWifiAccess.ps1
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function New-QRCodeWifiAccess { <# .SYNOPSIS Creates a QR code graphic containing a Wifi access .DESCRIPTION Creates a QR code graphic in png format that - when scanned by a smart device - connects you to a Wifi access point .PARAMETER SSID The Wifi ssid name .PARAMETER Password The Wifi access point password .PARAMETER Width Height and Width of generated graphics (in pixels). Default is 100. .PARAMETER Show Opens the generated QR code in associated program .PARAMETER OutPath Path to generated png file. When omitted, a temporary file name is used. .EXAMPLE New-QRCodeGeoLocation -SSID InternetCafe -Longitude TopSecret123 -Width 200 -Show -OutPath "$home\Desktop\qr.png" Creates a QR code png graphics on your desktop, and opens it with the associated program .NOTES Compatible with all PowerShell versions including PowerShell 6/Core Uses binaries from https://github.com/codebude/QRCoder/wiki .LINK https://github.com/codebude/QRCoder/wiki #> [CmdletBinding(DefaultParameterSetName="Address")] param ( [Parameter(Mandatory)] [string] $SSID, [Parameter(Mandatory)] [string] $Password, [ValidateRange(10,2000)] [int] $Width = 100, [Switch] $Show, [string] $OutPath = "$env:temp\qrcode.png" ) $payload = @" WIFI:S:$SSID;T:WPA2;P:$Password;; "@ Add-Type -Path $PSScriptRoot\binaries\QRCoder.dll $generator = New-Object -TypeName QRCoder.QRCodeGenerator $data = $generator.CreateQrCode($payload, 'Q') $code = new-object -TypeName QRCoder.PngByteQRCode -ArgumentList ($data) $byteArray = $code.GetGraphic($Width) [System.IO.File]::WriteAllBytes($outPath, $byteArray) if ($Show) { Invoke-Item -Path $outPath } } |