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// Copyright 2014 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 "mojo/shell/filename_util.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/strings/string_util.h"
#include "url/gurl.h"
#include "url/url_canon_internal.h"
#include "url/url_util.h"
namespace mojo {
namespace shell {
// Prefix to prepend to get a file URL.
static const base::FilePath::CharType kFileURLPrefix[] =
FILE_PATH_LITERAL("file://");
GURL FilePathToFileURL(const base::FilePath& path) {
// Produce a URL like "file:///C:/foo" for a regular file, or
// "file://///server/path" for UNC. The URL canonicalizer will fix up the
// latter case to be the canonical UNC form: "file://server/path"
base::FilePath::StringType url_string(kFileURLPrefix);
if (!path.IsAbsolute()) {
base::FilePath current_dir;
PathService::Get(base::DIR_CURRENT, ¤t_dir);
url_string.append(current_dir.value());
url_string.push_back(base::FilePath::kSeparators[0]);
}
url_string.append(path.value());
// Now do replacement of some characters. Since we assume the input is a
// literal filename, anything the URL parser might consider special should
// be escaped here.
// This must be the first substitution since others will introduce percents as
// the escape character
ReplaceSubstringsAfterOffset(&url_string, 0, FILE_PATH_LITERAL("%"),
FILE_PATH_LITERAL("%25"));
// A semicolon is supposed to be some kind of separator according to RFC 2396.
ReplaceSubstringsAfterOffset(&url_string, 0, FILE_PATH_LITERAL(";"),
FILE_PATH_LITERAL("%3B"));
ReplaceSubstringsAfterOffset(&url_string, 0, FILE_PATH_LITERAL("#"),
FILE_PATH_LITERAL("%23"));
ReplaceSubstringsAfterOffset(&url_string, 0, FILE_PATH_LITERAL("?"),
FILE_PATH_LITERAL("%3F"));
#if defined(OS_POSIX)
ReplaceSubstringsAfterOffset(&url_string, 0, FILE_PATH_LITERAL("\\"),
FILE_PATH_LITERAL("%5C"));
#endif
return GURL(url_string);
}
GURL AddTrailingSlashIfNeeded(const GURL& url) {
if (!url.has_path() || *url.path().rbegin() == '/')
return url;
std::string path(url.path() + '/');
GURL::Replacements replacements;
replacements.SetPathStr(path);
return url.ReplaceComponents(replacements);
}
} // namespace shell
} // namespace mojo
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