(PowerShell) Send HTML Email with Attachments

Demonstrates how to send an HTML email with file attachments.

Chilkat .NET Downloads

Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

$mailman = New-Object Chilkat.MailMan

$mailman.SmtpHost = "smtp.my-starttls-mail-server.com"

$mailman.SmtpUsername = "MY-SMTP-USERNAME"
$mailman.SmtpPassword = "MY-SMTP-PASSWORD"

$mailman.StartTLS = $true
$mailman.SmtpPort = 587

# Create a new email object
$email = New-Object Chilkat.Email
$email.Subject = "Test SMTP API to Send HTML Email with Attachments"
$email.From = "Joe Programmer <joe@my-starttls-mail-server.com>"
$email.AddTo("Chilkat Support","support@chilkatsoft.com")

# Add a plain-text alternative body, which will likely never be seen.
# (It is shown if the receiving email client is incapable of displaying HTML email.)
$email.AddPlainTextAlternativeBody("This is a plain-text alternative body...")

# Our HTML will include an image, so add the related image here.
$contentIdStarfish = $email.AddRelatedFile("qa_data/jpg/starfish.jpg")
if ($email.LastMethodSuccess -ne $true) {
    $($email.LastErrorText)
    exit
}

# The src attribute for the image tag is set to the contentIdStarfish:
$sbHtml = New-Object Chilkat.StringBuilder
$sbHtml.Append("<html><body><p>This is an HTML email with an embedded image.</p>")
$sbHtml.Append("<p><img src=`"cid:CONTENT_ID_STARFISH`" /></p></body></html>")
$numReplacements = $sbHtml.Replace("CONTENT_ID_STARFISH",$contentIdStarfish)

$email.AddHtmlAlternativeBody($sbHtml.GetAsString())

# Finally, add some attachments to the email.
# Add a file attachment.
$success = $email.AddFileAttachment2("qa_data/pdf/fishing.pdf","application/pdf")
if ($success -ne $true) {
    $($email.LastErrorText)
    exit
}

# Add an attachment where the content is contained in a string.
$content = "This is the content of the 2nd attached file."
$email.AddStringAttachment("someText.txt",$content)

# Send the HTML email.
$success = $mailman.SendEmail($email)
if ($success -ne $true) {
    $($mailman.LastErrorText)
    exit
}

$success = $mailman.CloseSmtpConnection()
if ($success -ne $true) {
    $("Connection to SMTP server not closed cleanly.")
}

$("HTML email with attachments sent!")