Script that allows sending a pre-defined message to Discord or Telegram. Useful for Handbrake when conversions are completed.

powershell_messaging_system.ps1

<#

.SYNOPSIS
Sends a message to an external provider such as Discord or Telegram

.DESCRIPTION
Script that allows sending a pre-defined message to Discord or Telegram.  Useful for Handbrake when conversions are completed.

.PARAMETER messageSystem
Which message system you want to use, Discord or Telegram.

.NOTES
    File Name  : handbrake_msg.ps1
    Author     : Laim McKenzie (https://laim.scot)
    Copyright 2022 - Laim McKenzie

.LINK
    https://laim.scot / https://gist.github.com/laim

.EXAMPLE
    .\handbrake_msg.ps1 -messageSystem Discord

.EXAMPLE
    .\handbrake_msg.ps1 -messageSystem Telegram

#>

param (

    [Parameter(Mandatory=$true)]
    [string]$messageSystem

)

[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12

# Discord Webhook Function
function Send-Discord {

    [string]$discordHook = "";

    [string]$content = "Handbrake conversion has now finished. @everyone"

    ## Don't change below this line ! :) 

    $payload = [PSCustomObject]@{

        content = $content

    }

    [bool]$hasError = $false

    if([string]::IsNullOrEmpty($discordHook)) {
        $hasError = $true
    }

    if([string]::IsNullOrEmpty($content)) {
        $hasError = $true
    }

    if(!$hasError) {
        Invoke-RestMethod -Uri $discordHook -Method Post -Body ($payload | ConvertTo-Json) -ContentType "application/json"
    } else {
        Write-Error "One or more required values are missing.  Have you populated the hookUrl and content in Send-Discord?"
    }

}

# Telegram Bot Function
function Send-Telegram {


    $telegramToken = ""
    $telegramChatID = ""

    $content = "Handbrake conversion has now finished."

    # Don't change below this line unless you know what you're doing.  
    # You can read up on the Telegram Documentation if you want to include some more stuff. It goes into the $payload
    # Documentation: https://core.telegram.org/bots/api#sendmessage
    
    $payload  = @{

        "chat_id" = $telegramChatID
        "text" = $content

    }

    Invoke-RestMethod -Uri ("https://api.telegram.org/bot{0}/sendMessage" -f $telegramToken) -Method Post -ContentType "application/json" -Body ($payload | ConvertTo-Json)

}

# Runs the function depending on the parameter passed
switch ($messageSystem) 
{

    "Discord" { Send-Discord }
    "Telegram" { Send-Telegram }
    default { "Unknown parameter value.  Options are Discord or Telegram." }

}