Node.js

Send Email to Distribution List

See more SMTP Examples

Sends the same email to a list of 1000 email addresses in 50 sends where each email has 20 recipients.

Note: Chilkat is not intended nor designed for mass emailing. A solution such as this might be used for a corporate emailing to employees, or an emailing to newsletter subscribers.

Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    var mailman = new chilkat.MailMan();

    mailman.SmtpHost = "smtp.mymailserver.com";
    mailman.SmtpPort = 465;
    mailman.SmtpSsl = true;
    mailman.SmtpUsername = "myUsername";
    mailman.SmtpPassword = "myPassword";

    // Create a new email object
    var email = new chilkat.Email();
    email.Subject = "This is a test";
    email.Body = "This is a test";
    email.From = "Senders Name <sender@example.com>";
    email.AddTo("Subscribers","subscribers@example.com");

    var bdMime = new chilkat.BinData();
    mailman.RenderToMimeBd(email,bdMime);

    // Load a file containing one email address per line.
    var distList = new chilkat.StringTable();
    success = distList.AppendFromFile(1000,"utf-8","qa_data/distList.txt");
    if (success == false) {
        console.log(distList.LastErrorText);
        return;
    }

    var sbRecipients = new chilkat.StringBuilder();

    var i = 0;
    var szDistList = distList.Count;
    var j = 0;
    while (i < szDistList) {

        // Build a list of comma-separated recipients.
        if (j > 0) {
            sbRecipients.Append(",");
        }

        sbRecipients.Append(distList.StringAt(i));

        i = i+1;
        j = j+1;

        // If we have 20 recipients, or we have the final recipient in the final chunk, then send.
        if ((j == 20) || (i == szDistList)) {
            success = mailman.SendMimeBd("sender@example.com",sbRecipients.GetAsString(),bdMime);
            if (success !== true) {
                console.log(mailman.LastErrorText);
                return;
            }

            j = 0;
            sbRecipients.Clear();
        }

    }

    success = mailman.CloseSmtpConnection();
    if (success !== true) {
        console.log("Connection to SMTP server not closed cleanly.");
    }

    console.log("Email sent to distirbution list.");

}

chilkatExample();