function _mimemail_mimetype in Mime Mail 5

Attempt to determine the mimetime from or filename . While not ideal, using the filename as a fallback ensures that images will appear inline in HTML messages

Parameters

$name Name of the file:

Return value

best-guess mimetype string

2 calls to _mimemail_mimetype()

mimemail_multipart_body in ./mimemail.inc

_mimemail_file in ./mimemail.inc

Helper function to extract local files

File

./mimemail.inc, line 541

Code

function _mimemail_mimetype($file, $type = '') {
  if ($type) {
    return $type;
  }
  if (function_exists('mime_content_type')) {
    return mime_content_type($file);
  }

  // some common embedded/attachment types
  $types = array(
    'jpg' => 'image/jpeg',
    'jpeg' => 'image/jpeg',
    'gif' => 'image/gif',
    'png' => 'image/png',
  );
  $ext = strtolower(substr(strrchr($file, '.'), 1));
  if (isset($types[$ext])) {
    return $types[$ext];
  }
  return 'application/octet-stream';
}