Zig Requires Chilkat v11.0.0+

Download POP3 Email to MIME

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

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

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

    // The mailman object is used for receiving (POP3)
    // and sending (SMTP) email.
    const mailman = try chilkat.MailMan.init();
    defer mailman.deinit();

    // Set the POP3 server's hostname
    mailman.setMailHost("pop.example.com");

    // Set the POP3 login/password.
    mailman.setPopUsername("myLogin");
    mailman.setPopPassword("myPassword");

    // First, get the complete set of UIDLs for the email in the POP3 mailbox:
    const st_uidls = try chilkat.StringTable.init();
    defer st_uidls.deinit();
    mailman.fetchUidls(st_uidls) catch {
        std.debug.print("{s}\n", .{try mailman.getLastErrorText(alloc)});
        return;
    };

    // Download each email as MIME.
    // If desired, the MIME can be loaded into an email object.
    const bd_mime = try chilkat.BinData.init();
    defer bd_mime.deinit();
    const email = try chilkat.Email.init();
    defer email.deinit();

    const count = st_uidls.getCount();
    var i: i32 = 0;
    while (i < count) {
        mailman.fetchMimeBd(try st_uidls.stringAt(alloc, i), bd_mime) catch {
            std.debug.print("{s}\n", .{try mailman.getLastErrorText(alloc)});
            return;
        };

        email.setFromMimeBd(bd_mime) catch {};
        std.debug.print("From: {s}\n", .{try email.getFrom(alloc)});
        std.debug.print("Subject: {s}\n", .{try email.getSubject(alloc)});

        i = i + 1;
    }
}