function mime_split($text, $_boundary = null)
{
$top = substr($text, 0, 500);
$boundary = $_boundary;
// guess the boundary if none was provided
if (is_null($_boundary) && preg_match('#^\\s*(?:.{0,80})?\\s*--(\\S{6,})\\s*[-\\w]+: #', $top, $m)) {
$boundary = $m[1];
}
if ($boundary) {
$parts = explode('--' . $boundary, $text);
#echo "<pre>";var_dump("boundary is $boundary", count($parts).' parts');echo "</pre>";
$out = array();
foreach ($parts as $part) {
$headers = mime_headers($part);
#echo '<pre>';var_dump($headers);echo '</pre>';
if (!$headers) {
continue;
}
if (strpos($headers['content-type'], 'multipart') === 0) {
$subparts = mime_split($headers['content']);
$out = array_merge($out, $subparts);
} else {
$out[] = new mime_part($headers['content'], $headers);
}
#if ( preg_match('#^Content-Type:\s*multipart/alternative;\s*boundary="([^"]+)"#im', $top, $m) ) {
}
#var_dump("finished with ".count($out)." real parts extracted");
return $out;
}
#var_dump("no boundary in this message: $top");
#return array(new mime_part($text, array('content-type' => 'text/plain', 'content-transfer-encoding' => 'quoted-printable')));
// use quoted-printable if it looks like it contains encoded characters. skip otherwise to avoid false decoding.
if (preg_match_all('/=(?:20|3F|5F|0A|0D|A0)/i', $text, $dummy) > 1) {
return array(new mime_part($text, array('content-type' => 'text/plain', 'content-transfer-encoding' => 'quoted-printable')));
} elseif (preg_match('#^\\s*[A-Za-z0-9+/]{64,76}[\\r\\n]+[A-Za-z0-9+/=]{1,76}[\\r\\n]+#ms', trim($text))) {
// looks like a base64 block
return array(new mime_part($text, array('content-type' => 'text/plain', 'content-transfer-encoding' => 'base64')));
} else {
return array(new mime_part($text, array('content-type' => 'text/plain')));
}
}
}
}
#$recent = $db->get_results( "SELECT * FROM support_threads $where ORDER BY dt DESC LIMIT $offset, 20" );
// this query is uuugly but it works - it's called a group-wise maximum query.
// it finds the threads with the highest message_ids (i.e. the threads that have most recently been replied to)
$query = "FROM {$db->threads} INNER JOIN {$db->messages} ON {$db->messages}.thread_id={$db->threads}.thread_id {$where} AND {$db->messages}.message_id=(SELECT MAX(m2.message_id) FROM {$db->messages} m2 WHERE m2.thread_id={$db->threads}.thread_id) ORDER BY {$db->messages}.dt DESC";
$recent = $db->get_results("SELECT *, {$db->threads}.email as t_email {$query} LIMIT {$offset}, 20");
if (!empty($db->last_error)) {
var_dump($db->last_error, $db->last_query);
}
$i = 0;
$total = $db->get_var("SELECT COUNT(*) {$query}");
foreach ((array) $recent as $t) {
$class = $i % 2 ? ' class="alt"' : '';
$excerpt = '';
$parts = mime_split($t->content);
if ($part = find_first_part($parts)) {
$excerpt = substr(message_meat($part->content), 0, 300);
}
echo "<tr {$class} id='tr{$t->thread_id}'>\r\n\t<td><input type='checkbox' name='thread_ids[]' value='{$t->thread_id}' class='mcheck' id='mcheck{$t->thread_id}' /></td>\r\n\t<td><a href='index.php?email={$t->email}'>{$t->t_email}</a></td><td><a title='" . htmlspecialchars($excerpt, ENT_QUOTES) . "' href='thread.php?t={$t->thread_id}&replies={$t->messages}'>" . htmlspecialchars($t->subject ? mime_header_decode($t->subject) : '-') . "</a></td>\r\n\t<td>" . thread_tags($t->thread_id) . "</td>\r\n\t<td>" . short_time_diff($t->dt) . "</td>\r\n\t<td>{$t->messages}</td>\r\n\t</tr>";
++$i;
}
?>
<tr>
<td colspan="2">
<label>With checked:</label>
<input type="submit" name="status-close" value="Close" class="enablewhenselected" />
</td>
<td colspan="3" align="right">
<?php
echo $thread_id;
?>
" />
<input type="submit" name="submit" value="Send" />
<input type="submit" name="sendtickle" value="Send and Tickle" />
<input type="submit" name="sendclose" value="Send and Close" />
<input type="hidden" name="from" value="<?php
echo htmlspecialchars($_SERVER['HTTP_REFERER']);
?>
" />
</p>
</form>
<?php
if ($parts = mime_split($m->content)) {
foreach ($parts as $pi => $part) {
echo '<div class="hidepart">';
if ($part->is_type('image')) {
echo '<img src="message-image.php?message_id=' . intval($m->message_id) . '&i=' . intval($pi) . '" />';
} elseif ($pi > 0 && $part->is_type('text/plain')) {
echo '<pre>';
echo htmlspecialchars($part->content);
echo '</pre>';
} else {
echo '<p>MIME part: <a href="message-attachment.php?message_id=' . intval($m->message_id) . '&i=' . intval($pi) . '" target="_blank">' . htmlspecialchars($part->content_type) . '</a></p>';
}
echo '</div>';
}
}
echo '</div>';
<?php
include 'init.php';
auth_redirect();
$message_id = @$_GET['message_id'];
$i = @$_GET['i'];
$download = !empty($_GET['dl']);
if (!empty($message_id) && isset($i)) {
$msg = $db->get_row($db->prepare("SELECT * FROM {$db->messages} WHERE message_id=%d", $message_id));
if ($msg) {
include_once 'includes/mime.php';
$parts = mime_split($msg->content);
$att = $parts[$i];
if ($att) {
$content_type = $att->get_type();
$filename = intval($message_id) . '-' . intval($i);
if (preg_match('/;\\s*name="([^"]+)"/', $att->content_type, $m)) {
$filename .= '-' . preg_replace('/[^\\w.]/', '', $m[1]);
}
if ($content_type == 'application/octet-stream') {
// try to use a slightly more helpful content type
$filename_parts = pathinfo($filename);
$ext = preg_replace('/[^\\w]/', '', $filename_parts['extension']);
if ($ext) {
$content_type = 'application/' . strtolower($ext);
}
}
#var_dump($filename_parts, $content_type);die;
header('Content-type: ' . $content_type);
if ($download) {
header('Content-Disposition: attachment; filename="' . $filename . '"');