// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <string>

#include "base/mime_util.h"
#include "net/base/platform_mime_util.h"

namespace net {

bool PlatformMimeUtil::GetPlatformMimeTypeFromExtension(
    const FilePath::StringType& ext, std::string* result) const {
  // TODO(thestig) This is a temporary hack until we can fix this
  // properly in test shell / webkit.
  // We have to play dumb and not return application/x-perl here
  // to make the reload-subframe-object layout test happy.
  if (ext == "pl")
    return false;

  FilePath dummy_path("foo." + ext);
  std::string out = mime_util::GetFileMimeType(dummy_path);

  // GetFileMimeType likes to return application/octet-stream
  // for everything it doesn't know - ignore that.
  if (out == "application/octet-stream" || out.empty())
    return false;

  // GetFileMimeType returns image/x-ico because that's what's in the XDG
  // mime database. That database is the merger of the Gnome and KDE mime
  // databases. Apparently someone working on KDE in 2001 decided .ico
  // resolves to image/x-ico, whereas the rest of the world uses image/x-icon.
  // FWIW, image/vnd.microsoft.icon is the official IANA assignment.
  if (out == "image/x-ico")
    out = "image/x-icon";

  *result = out;
  return true;
}

bool PlatformMimeUtil::GetPreferredExtensionForMimeType(
    const std::string& mime_type, FilePath::StringType* ext) const {
  // Unlike GetPlatformMimeTypeFromExtension, this method doesn't have a
  // default list that it uses, but for now we are also returning false since
  // this doesn't really matter as much under Linux.
  //
  // If we wanted to do this properly, we would read the mime.cache file which
  // has a section where they assign a glob (*.gif) to a mimetype
  // (image/gif). We look up the "heaviest" glob for a certain mime type and
  // then then try to chop off "*.".

  return false;
}

}  // namespace net