function _support_get_attachments in Support Ticketing System 6

Same name and namespace in other branches

1. 7 support.module \_support_get_attachments()

Find all attachments in the current message.

1 call to _support_get_attachments()

support_client_fetch in ./support.module

Fetch mail for a specific client.

File

./support.module, line 1520

support.module

Code

function _support_get_attachments($stream, $message, $structure, $parts, $prefix = FALSE) {
  $attachments = array();
  for ($part = 2; $part <= $parts; $part++) {
    if ($prefix == FALSE) {
      $prefix = $part;
    }
    $attachment = imap_fetchbody($stream, $message, $prefix);
    $details = imap_bodystruct($stream, $message, $prefix);
    if (empty($details)) {
      continue;
    }

    // Extract all the parts in a multipart message.
    if ($details->type == TYPEMULTIPART) {
      if ($prefix) {
        $prefix = $prefix . '.';
      }
      $structure = imap_fetchstructure($stream, $message);
      while (list($index, $substructure) = each($structure->parts)) {
        $parts = count($substructure->parts);
        $attachments += _support_get_attachments($stream, $message, $substructure, $parts, $prefix . ($index + 1));
      }
      if (!empty($structure)) {
        foreach ($structure->parameters as $parameter) {
          if (strtoupper($parameter->attribute) == 'CHARSET') {
            $encoding = mb_decode_mimeheader($parameter->value);
            break;
          }
          if ($data) {
            return $data;
          }
        }
      }
    }

    // Decode as necessary
    if ($details->encoding == ENCBASE64) {
      $attachment = imap_base64($attachment);
    }
    else {
      if ($details->encoding == ENCQUOTEDPRINTABLE) {
        $attachment = quoted_printable_decode($attachment);
      }
      else {
        if ($details->type == TYPETEXT) {
          $attachment = imap_utf8($attachment);
        }
      }
    }
    $details->filemime = _support_get_filemime($details);
    if (!empty($attachment)) {
      $details->attachment = $attachment;
      $attachments[] = $details;
    }
    if (!empty($prefix)) {
      $pieces = explode('.', $prefix);
      $piece = count($pieces) - 1;
      $pieces[$piece]++;
      $prefix = implode('.', $pieces);
    }
  }
  return $attachments;
}