(PHP ActiveX) Process Large POP3 Mailbox

Demonstrates how to read email from a mailbox that may contain a large number of emails.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

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

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.MailMan')
$mailman = new COM("Chilkat.MailMan");

$mailman->MailHost = 'pop.example.com';

$mailman->PopUsername = 'myLogin';
$mailman->PopPassword = 'myPassword';

$mailman->MailPort = 995;
$mailman->PopSsl = 1;

// Get the list of UIDLs for all emails in the mailbox.
// sa is a Chilkat.StringArray
$sa = $mailman->GetUidls();
if ($mailman->LastMethodSuccess == 0) {
    print $mailman->LastErrorText . "\n";
    exit;
}

$numEmails = $sa->Count;
if ($numEmails == 0) {
    print 'Mailbox is empty' . "\n";
    exit;
}

$chunkSize = 6;

// Download the emails in chunks of 6 emails each.
$chunkBeginIdx = 0;
$chunkEndIdx = $chunkSize - 1;
if ($chunkEndIdx >= $numEmails) {
    $chunkEndIdx = $numEmails - 1;
}

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.StringArray')
$saChunk = new COM("Chilkat.StringArray");
while (($chunkBeginIdx < $numEmails)) {

    print $chunkBeginIdx . ' to ' . $chunkEndIdx . "\n";

    // Build a chunk of UIDLs.
    $saChunk->Clear();
    for ($i = $chunkBeginIdx; $i <= $chunkEndIdx; $i++) {
        $saChunk->Append($sa->getString($i));
    }

    // Log the UIDLs in this chunk...
    $chunkStr = $saChunk->saveToText();
    print $chunkStr . "\n";

    // Download this chunk of email from the POP3 server.
    // bundle is a Chilkat.EmailBundle
    $bundle = $mailman->FetchMultiple($saChunk);
    if ($mailman->LastMethodSuccess == 0) {
        print $mailman->LastErrorText . "\n";
        exit;
    }

    print 'Downloaded ' . $bundle->MessageCount . ' emails.' . "\n";
    print '----' . "\n";

    // Process the bundle...
    // (your application's processing code goes here...)

    // Get the next chunk...
    $chunkBeginIdx = $chunkBeginIdx + $chunkSize;
    $chunkEndIdx = $chunkEndIdx + $chunkSize;
    if ($chunkEndIdx >= $numEmails) {
        $chunkEndIdx = $numEmails - 1;
    }

}


?>