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// 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 "net/base/net_util.h"
#include "base/string_util.h"
#include "googleurl/src/gurl.h"
#include "net/base/escape.h"
namespace net {
bool FileURLToFilePath(const GURL& url, std::wstring* file_path) {
file_path->clear();
if (!url.is_valid())
return false;
// Firefox seems to ignore the "host" of a file url if there is one. That is,
// file://foo/bar.txt maps to /bar.txt.
std::string path = url.path();
if (path.empty())
return false;
// GURL stores strings as percent-encoded 8-bit, this will undo if possible.
path = UnescapeURLComponent(path,
UnescapeRule::SPACES | UnescapeRule::URL_SPECIAL_CHARS);
// Collapse multiple path slashes into a single path slash.
std::string new_path;
do {
new_path = path;
ReplaceSubstringsAfterOffset(&new_path, 0, "//", "/");
path.swap(new_path);
} while (new_path != path);
// TODO(tc): This should actually be 8-bit to wide. We may lose data if the
// string isn't UTF-8.
file_path->assign(UTF8ToWide(path));
return !file_path->empty();
}
} // namespace net
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