(Node.js) Download POP3 Email to MIME Strings

Download the email from a POP3 mailbox directly into MIME strings, without parsing into email objects.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

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

    var success;

    // The mailman object is used for receiving (POP3) 
    // and sending (SMTP) email.
    var mailman = new chilkat.MailMan();

    // Set the POP3 server's hostname
    mailman.MailHost = "pop.someMailServer.com";

    // Set the POP3 login/password.
    mailman.PopUsername = "myLogin";
    mailman.PopPassword = "myPassword";

    // First, get the complete set of UIDLs for the email in the POP3 mailbox:
    // saUidls: StringArray
    var saUidls = mailman.GetUidls();
    if (mailman.LastMethodSuccess !== true) {
        console.log(mailman.LastErrorText);
        return;
    }

    // Download the email as MIME strings (no parsing of the MIME)
    // saMime: StringArray
    var saMime = mailman.FetchMultipleMime(saUidls);
    if (mailman.LastMethodSuccess !== true) {
        console.log(mailman.LastErrorText);

        return;
    }

    // MIME strings may be loaded into email objects:
    var i;
    var email = new chilkat.Email();
    for (i = 0; i <= saMime.Count - 1; i++) {
        success = email.SetFromMimeText(saMime.GetString(i));
        console.log("From: " + email.From);
        console.log("Subject: " + email.Subject);
    }


}

chilkatExample();