Email.php

<?php

function Email($name, $from, $to, $subject, $message, $bcc = null, $attachments = null)
{
	ini_set('SMTP', 'localhost');
	ini_set('sendmail_from', $from);

	$name = filter_var($name, FILTER_SANITIZE_STRING);
	$from = filter_var($from, FILTER_SANITIZE_EMAIL);
	$subject = filter_var($subject, FILTER_SANITIZE_STRING);

	$boundary = '_Boundary_' . md5(microtime(true) . mt_rand(0, PHP_INT_MAX));

	$headers = array
	(
		'MIME-Version: 1.0',
		'Content-Type: multipart/mixed; boundary="Mixed' . $boundary . '"',
		'Date: ' . date('r', time()),
		'From: "' . $name . '" <' . $from . '>',
		'Reply-To: "' . $name . '" <' . $from . '>',
		'Return-Path: "' . $name . '" <' . $from . '>',
		'X-Mailer: PHP ' . phpversion(),
		'X-Priority: 2',
		'X-MSMail-Priority: High',
		'X-Originating-IP: ' . $_SERVER['SERVER_ADDR'],
	);

	if (is_null($to) === false)
	{
		if (is_array($to) === false)
		{
			$to = explode(',', $to);
		}

		foreach ($to as $key => $value)
		{
			$to[$key] = filter_var($value, FILTER_SANITIZE_EMAIL);
		}

		$to = implode(', ', array_filter($to));
	}

	if (is_null($bcc) === false)
	{
		if (is_array($bcc) === false)
		{
			$bcc = explode(',', $bcc);
		}

		foreach ($bcc as $key => $value)
		{
			$bcc[$key] = filter_var($value, FILTER_SANITIZE_EMAIL);
		}

		$headers[] = 'BCC: ' . implode(', ', array_filter($bcc));
	}

	if (is_null($attachments) === false)
	{
		settype($attachments, 'array');

		foreach ($attachments as $key => $value)
		{
			if (is_file($value) === true)
			{
				$attachments[$key] = array
				(
					'',
					'--Mixed' . $boundary,
					'Content-Type: application/octet-stream; name="' . basename($value) . '"',
					'Content-Disposition: attachment; filename="' . basename($value) . '"',
					'Content-Transfer-Encoding: base64',
					'',
					trim(chunk_split(base64_encode(file_get_contents($value)))),
				);

				$attachments[$key] = implode("\n", $attachments[$key]);
			}

			else
			{
				unset($attachments[$key]);
			}
		}

		$attachments = implode("\n", $attachments) . "\n";
	}

	$message = array
	(
		'This is a multi-part message in MIME format.',
		'',
		'--Mixed' . $boundary,
		'Content-Type: multipart/alternative; boundary="Alt' . $boundary . '"',
		'',
		'--Alt' . $boundary,
		'Content-Type: text/plain; charset="UTF-8"',
		'Content-Disposition: inline',
		'Content-Transfer-Encoding: 8bit',
		'',
		trim(strip_tags($message, '<a>')),
		'',
		'--Alt' . $boundary,
		'Content-Type: text/html; charset="UTF-8"',
		'Content-Disposition: inline',
		'Content-Transfer-Encoding: 8bit',
		'',
		trim($message),
		'',
		'--Alt' . $boundary . '--',
		$attachments,
		'--Mixed' . $boundary . '--',
	);

	if (@mail($to, stripslashes($subject), implode("\n", $message), implode("\n", $headers)) === true)
	{
		return true;
	}

	return false;
}

?>