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// Copyright 2017 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.
#ifndef COMPONENTS_EXO_FILE_HELPER_H_
#define COMPONENTS_EXO_FILE_HELPER_H_
#include <string>
class GURL;
namespace base {
class FilePath;
}
namespace exo {
class FileHelper {
public:
virtual ~FileHelper() {}
// Returns mime type which is used for list of Uris returned by this
// FileHelper.
virtual std::string GetMimeTypeForUriList() const = 0;
// Converts native file path to URL which can be used by application with
// |app_id|. We don't expose enter file system to a container directly.
// Instead we mount specific directory in the containers' namespace. Thus we
// need to convert native path to file URL which points mount point in
// containers. The conversion should be container specific, now we only have
// ARC container though.
virtual bool GetUrlFromPath(const std::string& app_id,
const base::FilePath& path,
GURL* out) = 0;
// Takes in |pickle| constructed by the web contents view and returns true if
// it contains any valid filesystem URLs.
virtual bool HasUrlsInPickle(const base::Pickle& pickle) = 0;
using UrlsFromPickleCallback =
base::OnceCallback<void(const std::vector<GURL>& urls)>;
// Takes in |pickle| constructed by the web contents view, reads filesystem
// URLs from it and converts the URLs to something that applications can
// understand. e.g. content:// URI for Android apps.
virtual void GetUrlsFromPickle(const std::string& app_id,
const base::Pickle& pickle,
UrlsFromPickleCallback callback) = 0;
};
} // namespace exo
#endif // COMPONENTS_EXO_FILE_HELPER_H_
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