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<?php
require_once(__DIR__ . '/Util.php');
function build_text($text, $edit) {
if ($edit) {
$edit_notice = <<<EOF
[This message has been edited.]
EOF;
$text = $edit_notice . $text;
}
return $text;
}
function build_footer($postId, $forumURL) {
$postURL = "$forumURL/viewtopic.php?p=$postId#p$postId";
$footer = <<<EOF
_______________________________________________
Read this topic online here:
$postURL
EOF;
return $footer;
}
function build_body(array &$headers, $text, $attachments, $footer) {
$body = null;
# Handle attachements, if any
if (empty($attachments)) {
# No attachments, send a plain email
$body = $text . "\n" . $footer;
$headers['Content-Type'] = 'text/plain; charset=UTF-8; format=flowed';
$headers['Content-Transfer-Encoding'] = '8bit';
}
else {
# Attachments, build a MIME email
require_once('Mail/mimePart.php');
$headers['MIME-Version'] = '1.0';
$params = array('content_type' => 'multipart/mixed');
$mime = new Mail_mimePart('', $params);
# Build the main body
build_text_part($mime, $text);
# Build each attachment
foreach ($attachments as $a) {
$bytes = file_get_contents($a['path']);
if ($bytes === false) {
throw new Exception('failed to read file: ' . $a['path']);
}
build_attachment(
$mime,
$adata['mimetype'],
$adata['real_filename'],
$adata['attach_comment'],
$bytes
);
}
# Build footer
build_text_part($mime, $footer);
# Encode the message
$msg = $mime->encode();
$headers = array_merge($headers, $msg['headers']);
$body = $msg['body'];
}
return $body;
}
function build_from($name, $email) {
$qname = '';
if (is_ascii($name)) {
if (has_rfc822_specials($name)) {
$qname = rfc822_quote($name);
}
else {
$qname = $name;
}
}
else {
// base64-encode if we have non-ASCII chars
$qname = utf8_quote($name);
}
return sprintf('%s <%s>', $qname, $email);
}
function build_email_subject($forumtag, $reply, $subject) {
$subject = trim($subject);
if ($subject == '') {
$subject = '(no subject)';
}
$subject = $forumtag . ' ' . $subject;
if ($reply) {
$subject = 'Re: ' . $subject;
}
return utf8_quote_non_ascii($subject);
}
function build_headers($userName, $userEmail, $to, $sender, $subject, $edit,
$time, $messageId, $forumURL, $inReplyTo, $references) {
$from = build_from($userName, $userEmail);
$subject = utf8_quote_non_ascii($subject);
$date = date(DATE_RFC2822, $time);
if ($edit) {
$edit_header = 'Edit: ';
$subject = $edit_header . $subject;
}
$headers = array(
'To' => $to,
'From' => $from,
'Sender' => $sender,
'Subject' => $subject,
'Date' => $date,
'Message-ID' => $messageId,
'X-BeenThere' => $forumURL
);
if ($inReplyTo !== null) {
$headers['In-Reply-To'] = $inReplyTo;
}
if ($references !== null) {
$headers['References'] = $references;
}
return $headers;
}
function build_text_part(Mail_mimePart $mime, $text) {
$params = array(
'content_type' => 'text/plain',
'charset' => 'utf-8',
'encoding' => '8bit',
'disposition' => 'inline'
);
$mime->addSubPart($text, $params);
}
function build_attachment(Mail_mimePart $mime, $type,
$filename, $descr, $data) {
$params = array(
'content_type' => $type,
'encoding' => 'base64',
'disposition' => 'attachment',
'dfilename' => $filename,
'description' => $descr
);
$mime->addSubPart($data, $params);
}
function build_message_id($postId, $editId, $time, $forumHost) {
return "<$time.$postId.$editId.bridge@$forumHost>";
}
?>
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