root/chrome/installer/setup/install_worker.h

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INCLUDED FROM


// Copyright (c) 2012 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.
//
// This file contains the declarations of the installer functions that build
// the WorkItemList used to install the application.

#ifndef CHROME_INSTALLER_SETUP_INSTALL_WORKER_H_
#define CHROME_INSTALLER_SETUP_INSTALL_WORKER_H_

#include <windows.h>

#include <vector>

class BrowserDistribution;
class WorkItemList;

namespace base {
class CommandLine;
class FilePath;
class Version;
}

namespace installer {

class InstallationState;
class InstallerState;
class Product;

// This method adds work items to create (or update) Chrome uninstall entry in
// either the Control Panel->Add/Remove Programs list or in the Omaha client
// state key if running under an MSI installer.
void AddUninstallShortcutWorkItems(const InstallerState& installer_state,
                                   const base::FilePath& setup_path,
                                   const base::Version& new_version,
                                   const Product& product,
                                   WorkItemList* install_list);

// Creates Version key for a product (if not already present) and sets the new
// product version as the last step.  If |add_language_identifier| is true, the
// "lang" value is also set according to the currently selected translation.
void AddVersionKeyWorkItems(HKEY root,
                            BrowserDistribution* dist,
                            const base::Version& new_version,
                            bool add_language_identifier,
                            WorkItemList* list);

// Helper function for AddGoogleUpdateWorkItems that mirrors oeminstall.
void AddOemInstallWorkItems(const InstallationState& original_state,
                            const InstallerState& installer_state,
                            WorkItemList* install_list);

// Helper function for AddGoogleUpdateWorkItems that mirrors eulaaccepted.
void AddEulaAcceptedWorkItems(const InstallationState& original_state,
                              const InstallerState& installer_state,
                              WorkItemList* install_list);

// Adds work items that make registry adjustments for Google Update; namely,
// copy brand, oeminstall, and eulaaccepted values; and move a usagestats value.
void AddGoogleUpdateWorkItems(const InstallationState& original_state,
                              const InstallerState& installer_state,
                              WorkItemList* install_list);

// Adds work items that make registry adjustments for stats and crash
// collection.  When a product is installed, Google Update may write a
// "usagestats" value to Chrome or Chrome Frame's ClientState key.  In the
// multi-install case, both products will consult/modify stats for the binaries'
// app guid.  Consequently, during install and update we will move a
// product-specific value into the binaries' ClientState key.
void AddUsageStatsWorkItems(const InstallationState& original_state,
                            const InstallerState& installer_state,
                            WorkItemList* install_list);

// After a successful copying of all the files, this function is called to
// do a few post install tasks:
// - Handle the case of in-use-update by updating "opv" (old version) key or
//   deleting it if not required.
// - Register any new dlls and unregister old dlls.
// - If this is an MSI install, ensures that the MSI marker is set, and sets
//   it if not.
// If these operations are successful, the function returns true, otherwise
// false.
// |current_version| can be NULL to indicate no Chrome is currently installed.
bool AppendPostInstallTasks(const InstallerState& installer_state,
                            const base::FilePath& setup_path,
                            const base::Version* current_version,
                            const base::Version& new_version,
                            const base::FilePath& temp_path,
                            WorkItemList* post_install_task_list);

// Builds the complete WorkItemList used to build the set of installation steps
// needed to lay down one or more installed products.
//
// setup_path: Path to the executable (setup.exe) as it will be copied
//           to Chrome install folder after install is complete
// archive_path: Path to the archive (chrome.7z) as it will be copied
//               to Chrome install folder after install is complete
// src_path: the path that contains a complete and unpacked Chrome package
//           to be installed.
// temp_path: the path of working directory used during installation. This path
//            does not need to exist.
// |current_version| can be NULL to indicate no Chrome is currently installed.
void AddInstallWorkItems(const InstallationState& original_state,
                         const InstallerState& installer_state,
                         const base::FilePath& setup_path,
                         const base::FilePath& archive_path,
                         const base::FilePath& src_path,
                         const base::FilePath& temp_path,
                         const base::Version* current_version,
                         const base::Version& new_version,
                         WorkItemList* install_list);

// Appends registration or unregistration work items to |work_item_list| for the
// COM DLLs whose file names are given in |dll_files| and which reside in the
// path |dll_folder|.
// |system_level| specifies whether to call the system or user level DLL
// registration entry points.
// |do_register| says whether to register or unregister.
// |may_fail| states whether this is best effort or not. If |may_fail| is true
// then |work_item_list| will still succeed if the registration fails and
// no registration rollback will be performed.
void AddRegisterComDllWorkItems(const base::FilePath& dll_folder,
                                const std::vector<base::FilePath>& dll_files,
                                bool system_level,
                                bool do_register,
                                bool ignore_failures,
                                WorkItemList* work_item_list);

void AddSetMsiMarkerWorkItem(const InstallerState& installer_state,
                             BrowserDistribution* dist,
                             bool set,
                             WorkItemList* work_item_list);

// Called for either installation or uninstallation. This method adds or
// removes COM registration for a product's DelegateExecute verb handler.
// If |new_version| is empty, the registrations will point to
// delegate_execute.exe directly in |target_path|.
void AddDelegateExecuteWorkItems(const InstallerState& installer_state,
                                 const base::FilePath& target_path,
                                 const base::Version& new_version,
                                 const Product& product,
                                 WorkItemList* list);

// Adds Active Setup registration for sytem-level setup to be called by Windows
// on user-login post-install/update.
// This method should be called for installation only.
// |product|: The product being installed. This method is a no-op if this is
// anything other than system-level Chrome/Chromium.
void AddActiveSetupWorkItems(const InstallerState& installer_state,
                             const base::FilePath& setup_path,
                             const base::Version& new_version,
                             const Product& product,
                             WorkItemList* list);

// Unregisters the "opv" version of ChromeLauncher from IE's low rights
// elevation policy.
void AddDeleteOldIELowRightsPolicyWorkItems(
    const InstallerState& installer_state,
    WorkItemList* install_list);

// Utility method currently shared between install.cc and install_worker.cc
void AppendUninstallCommandLineFlags(const InstallerState& installer_state,
                                     const Product& product,
                                     base::CommandLine* uninstall_cmd);

// Refreshes the elevation policy on platforms where it is supported.
void RefreshElevationPolicy();

// Adds work items to add or remove the "on-os-upgrade" command to |product|'s
// version key on the basis of the current operation (represented in
// |installer_state|).  |new_version| is the version of the product(s)
// currently being installed -- can be empty on uninstall.
void AddOsUpgradeWorkItems(const InstallerState& installer_state,
                           const base::FilePath& setup_path,
                           const base::Version& new_version,
                           const Product& product,
                           WorkItemList* install_list);

// Adds work items to add or remove the "query-eula-acceptance" command to
// |product|'s version key on the basis of the current operation (represented
// in |installer_state|).  |new_version| is the version of the product(s)
// currently being installed -- can be empty on uninstall.
void AddQueryEULAAcceptanceWorkItems(const InstallerState& installer_state,
                                     const base::FilePath& setup_path,
                                     const base::Version& new_version,
                                     const Product& product,
                                     WorkItemList* work_item_list);

// Adds work items to remove "quick-enable-cf" from the multi-installer
// binaries' version key.
void AddQuickEnableChromeFrameWorkItems(const InstallerState& installer_state,
                                        WorkItemList* work_item_list);

}  // namespace installer

#endif  // CHROME_INSTALLER_SETUP_INSTALL_WORKER_H_

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