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// Copyright (c) 2011 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 CHROME_BROWSER_COMPONENT_UPDATER_PNACL_PNACL_COMPONENT_INSTALLER_H_
#define CHROME_BROWSER_COMPONENT_UPDATER_PNACL_PNACL_COMPONENT_INSTALLER_H_
#include <list>
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "base/files/file_path.h"
#include "base/memory/scoped_ptr.h"
#include "base/version.h"
#include "chrome/browser/component_updater/component_updater_service.h"
#include "chrome/browser/component_updater/pnacl/pnacl_profile_observer.h"
class CommandLine;
namespace base {
class DictionaryValue;
}
namespace pnacl {
// Returns true if PNaCl actually needs an on-demand component update.
// E.g., if PNaCl is not yet installed and the user is loading a PNaCl app,
// or the current version is behind chrome's version, and is ABI incompatible
// with chrome. If not necessary, returns false.
// May conservatively return false before PNaCl is registered, but
// should return the right answer after it is registered.
bool NeedsOnDemandUpdate();
}
namespace component_updater {
// Component installer responsible for Portable Native Client files.
// Files can be installed to a shared location, or be installed to
// a per-user location.
class PnaclComponentInstaller : public ComponentInstaller {
public:
PnaclComponentInstaller();
virtual ~PnaclComponentInstaller();
virtual void OnUpdateError(int error) OVERRIDE;
virtual bool Install(const base::DictionaryValue& manifest,
const base::FilePath& unpack_path) OVERRIDE;
virtual bool GetInstalledFile(const std::string& file,
base::FilePath* installed_file) OVERRIDE;
// Register a PNaCl component for the first time.
void RegisterPnaclComponent(ComponentUpdateService* cus,
const CommandLine& command_line);
// Check the PNaCl version again and re-register with the component
// updater service.
void ReRegisterPnacl();
CrxComponent GetCrxComponent();
// Return true if PNaCl installs are separated by user.
bool per_user() const { return per_user_; }
// If per_user, function to call when profile is changed.
void OnProfileChange();
// Return true if PNaCl updates are disabled.
bool updates_disabled() const { return updates_disabled_; }
// Determine the base directory for storing each version of PNaCl.
base::FilePath GetPnaclBaseDirectory();
base::Version current_version() const { return current_version_; }
void set_current_version(const base::Version& current_version) {
current_version_ = current_version;
}
std::string current_fingerprint() const { return current_fingerprint_; }
void set_current_fingerprint(const std::string& current_fingerprint) {
current_fingerprint_ = current_fingerprint;
}
ComponentUpdateService* cus() const { return cus_; }
private:
bool per_user_;
bool updates_disabled_;
scoped_ptr<PnaclProfileObserver> profile_observer_;
base::FilePath current_profile_path_;
base::Version current_version_;
std::string current_fingerprint_;
ComponentUpdateService* cus_;
DISALLOW_COPY_AND_ASSIGN(PnaclComponentInstaller);
};
} // namespace component_updater
#endif // CHROME_BROWSER_COMPONENT_UPDATER_PNACL_PNACL_COMPONENT_INSTALLER_H_
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