private String getType(String dbName, String id, String format) {
String type;
if (FORMAT_THUMBNAIL.equals(format)) {
type = "image/png";
} else {
final Account account = Preferences.getPreferences(getContext()).getAccount(dbName);
try {
final LocalStore localStore = LocalStore.getLocalInstance(account, K9.app);
AttachmentInfo attachmentInfo = localStore.getAttachmentInfo(id);
if (FORMAT_VIEW.equals(format)) {
type = MimeUtility.getMimeTypeForViewing(attachmentInfo.type, attachmentInfo.name);
} else {
// When accessing the "raw" message we deliver the original
// MIME type.
type = attachmentInfo.type;
}
} catch (MessagingException e) {
Log.e(K9.LOG_TAG, "Unable to retrieve LocalStore for " + account, e);
type = null;
}
}
return type;
}
