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xxxx-ncpllhkbr7hu8e78fn6lcctvsepsi142.apps.googleusercontent.com

xxxx-JEhuFwW6AnGHjfShV-buEkYrirvD

	oGmail:setConfig( {;
		"client_id" => "xxxx-ncpllhkbr7hu8e78fn6lcctvsepsi142.apps.googleusercontent.com",;
		"client_secret" => "xxxx-JEhuFwW6AnGHjfShV-buEkYrirvD",;
		"redirect_uri" => "http://localhost:2025/";
	} )

openid
https://www.googleapis.com/auth/userinfo.profile
https://www.googleapis.com/auth/userinfo.email
https://www.googleapis.com/auth/gmail.send

freeimage64.dll
libcurl.dll
libssl-3-x64.dll
zlib1.dll

 # =============================================
# PowerShell All-in-One: Gmail API E-Mailversand
# =============================================

# === Konfiguration: Zugangsdaten deiner Google API ===
$client_id     = "DEINE_CLIENT_ID"
$client_secret = "DEIN_CLIENT_SECRET"
$redirect_uri  = "http://localhost"  # Muss mit deiner OAuth2-App übereinstimmen
$tokenFile     = "token.json"

# === Deine E-Mail-Daten ===
$to      = "empfaenger@example.com"
$subject = "Testmail über Gmail API"
$body    = "Hallo! Diese Nachricht wurde mit PowerShell und der Gmail API gesendet."

# === Hilfsfunktionen ===
function Load-Token {
    if (Test-Path $tokenFile) {
        return Get-Content $tokenFile | ConvertFrom-Json
    }
    return $null
}
function Save-Token($data) {
    $data | ConvertTo-Json | Set-Content -Encoding UTF8 $tokenFile
}
function Get-AccessToken {
    $tokenData = Load-Token
    if (-not $tokenData -or -not $tokenData.refresh_token) {
        Write-Host "🔐 Kein Token gefunden. Starte erstmalige Autorisierung..."
        $scope = "https://www.googleapis.com/auth/gmail.send"
        $auth_url = "https://accounts.google.com/o/oauth2/v2/auth?" +
                    "client_id=$client_id&redirect_uri=$redirect_uri&response_type=code" +
                    "&scope=$scope&access_type=offline&prompt=consent"
        Start-Process $auth_url
        $code = Read-Host "`n❓ Bitte den Autorisierungscode von Google eingeben"
        $response = Invoke-RestMethod `
            -Uri "https://oauth2.googleapis.com/token" `
            -Method POST `
            -Body @{
                code          = $code
                client_id     = $client_id
                client_secret = $client_secret
                redirect_uri  = $redirect_uri
                grant_type    = "authorization_code"
            } `
            -ContentType "application/x-www-form-urlencoded"
        if ($response.access_token) {
            $tokenData = @{
                access_token  = $response.access_token
                refresh_token = $response.refresh_token
                expires_in    = $response.expires_in
                obtained_at   = (Get-Date).ToString("s")
            }
            Save-Token $tokenData
            Write-Host "✅ Erstes Login erfolgreich. Token gespeichert."
        } else {
            Write-Host "⛔ Fehler beim Abrufen des Tokens."
            exit
        }
    }
    $refresh_token = $tokenData.refresh_token
    $response = Invoke-RestMethod `
        -Uri "https://oauth2.googleapis.com/token" `
        -Method POST `
        -Body @{
            client_id     = $client_id
            client_secret = $client_secret
            refresh_token = $refresh_token
            grant_type    = "refresh_token"
        } `
        -ContentType "application/x-www-form-urlencoded"
    if ($response.access_token) {
        $tokenData.access_token = $response.access_token
        $tokenData.obtained_at  = (Get-Date).ToString("s")
        Save-Token $tokenData
        return $response.access_token
    } else {
        Write-Host "⛔ Fehler beim Token-Refresh."
        exit
    }
}
function Send-GmailMail($access_token, $to, $subject, $body) {
    $msg = "From: me`r`nTo: $to`r`nSubject: $subject`r`nContent-Type: text/plain; charset=UTF-8`r`n`r`n$body"
    $bytes  = [System.Text.Encoding]::UTF8.GetBytes($msg)
    $base64 = [System.Convert]::ToBase64String($bytes) `
              -replace '\+', '-' `
              -replace '/', '_' `
              -replace '='
    $json = @{ raw = $base64 } | ConvertTo-Json -Compress
    $response = Invoke-RestMethod `
        -Uri "https://gmail.googleapis.com/gmail/v1/users/me/messages/send" `
        -Method POST `
        -Headers @{ Authorization = "Bearer $access_token" } `
        -ContentType "application/json" `
        -Body $json
    Write-Host "📤 E-Mail wurde gesendet!"
}

# === Hauptablauf ===
$access_token = Get-AccessToken
Send-GmailMail -access_token $access_token -to $to -subject $subject -body $body