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#!/usr/bin/env pwsh
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<#
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.SYNOPSIS
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Takes a screenshot and puts the URl into the clipboard
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.DESCRIPTION
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Uses grim and slurp to create a screenshot and uploads it into a matrix content repository.
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A GETable URL is placed into the clipboard via wl-copy and optionally sent to the specified room.
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.NOTES
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Example config at $HOME/.config/matrix-screenshot.ps1:
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```
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$roomId = '!XpxHNLnPsnNEbScyeh:imninja.net'
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$accessToken = 'NotaReALaCceSSTOk3n'
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$homeserverUrl = 'https://imninja.net'
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```
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#>
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[CmdletBinding()]
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param (
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# Takes a fullscreen screenshot instead of selecting an area.
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[switch]
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$Fullscreen
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)
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$ErrorActionPreference = 'Stop'
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Set-StrictMode -Version 3.0
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# import config
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. (Join-Path $env:HOME '.config/matrix-screenshot.ps1')
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$tmp = New-TemporaryFile
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if ($Fullscreen) {
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grim $tmp.FullName
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} else {
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grim -g $(slurp) $tmp.FullName
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}
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if (($tmp | Get-Item).Length -eq 0) {
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Write-Error ('Screenshot file "{0}" is empty' -f $tmp.FullName) -ErrorAction Continue
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$tmp | Remove-Item
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exit
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}
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$mediaSplat = @{
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Authentication = 'Bearer'
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Token = $accessToken | ConvertTo-SecureString -AsPlainText
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Headers = @{
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'Content-Type' = 'image/jpeg'
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}
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Method = 'Post'
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Uri = ($homeserverUrl+'/_matrix/media/r0/upload')
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InFile = $tmp.FullName
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}
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$media = Invoke-RestMethod @mediaSplat
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$tmp | Remove-Item
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$serverName = $media.content_uri.Split('/')[2]
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$mediaId = $media.content_uri.Split('/')[3]
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$mediaUrl = '{0}/_matrix/media/r0/download/{1}/{2}' -f $homeserverUrl,$serverName,$mediaId
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$mediaUrl | wl-copy --trim-newline
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if ($roomId) {
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$eventSplat = @{
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Authentication = 'Bearer'
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Token = $accessToken | ConvertTo-SecureString -AsPlainText
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Method = 'Put'
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Uri = '{0}/_matrix/client/r0/rooms/{1}/send/{2}/{3}' -f $homeserverUrl,$roomId,'m.room.message',($tmp.Name)
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Body = @{
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body = $tmp.Name
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msgtype = 'm.image'
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url = $media.content_uri
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} | ConvertTo-Json
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}
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$event = Invoke-RestMethod @eventSplat
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Write-Output ('{0}' -f $event.event_id)
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}
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