chrome/installer/mini_installer/configuration.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/installer/mini_installer/configuration.h"
   6
   7 #include <windows.h>
   8 #include <shellapi.h>  // NOLINT
   9
  10 #include "chrome/installer/mini_installer/appid.h"
  11
  12 namespace mini_installer {
  13
  14 Configuration::Configuration() : args_(NULL) {
  15   Clear();
  16 }
  17
  18 Configuration::~Configuration() {
  19   Clear();
  20 }
  21
  22 const wchar_t* Configuration::program() const {
  23   return args_ == NULL || argument_count_ < 1 ? NULL : args_[0];
  24 }
  25
  26 void Configuration::Clear() {
  27   if (args_ != NULL) {
  28     ::LocalFree(args_);
  29     args_ = NULL;
  30   }
  31   chrome_app_guid_ = google_update::kAppGuid;
  32   command_line_ = NULL;
  33   operation_ = INSTALL_PRODUCT;
  34   argument_count_ = 0;
  35   has_chrome_ = false;
  36   has_chrome_frame_ = false;
  37   has_app_host_ = false;
  38   is_multi_install_ = false;
  39   is_system_level_ = false;
  40 }
  41
  42 bool Configuration::Initialize() {
  43   return InitializeFromCommandLine(::GetCommandLine());
  44 }
  45
  46 // This is its own function so that unit tests can provide their own command
  47 // lines.  |command_line| is shared with this instance in the sense that this
  48 // instance may refer to it at will throughout its lifetime, yet it will
  49 // not release it.
  50 bool Configuration::InitializeFromCommandLine(const wchar_t* command_line) {
  51   Clear();
  52
  53   command_line_ = command_line;
  54   args_ = ::CommandLineToArgvW(command_line_, &argument_count_);
  55   if (args_ != NULL) {
  56     for (int i = 1; i < argument_count_; ++i) {
  57       if (0 == ::lstrcmpi(args_[i], L"--chrome-sxs"))
  58         chrome_app_guid_ = google_update::kSxSAppGuid;
  59       else if (0 == ::lstrcmpi(args_[i], L"--chrome"))
  60         has_chrome_ = true;
  61       else if (0 == ::lstrcmpi(args_[i], L"--chrome-frame"))
  62         has_chrome_frame_ = true;
  63       else if ((0 == ::lstrcmpi(args_[i], L"--app-host")) ||
  64                (0 == ::lstrcmpi(args_[i], L"--app-launcher")))
  65         has_app_host_ = true;
  66       else if (0 == ::lstrcmpi(args_[i], L"--multi-install"))
  67         is_multi_install_ = true;
  68       else if (0 == ::lstrcmpi(args_[i], L"--system-level"))
  69         is_system_level_ = true;
  70       else if (0 == ::lstrcmpi(args_[i], L"--cleanup"))
  71         operation_ = CLEANUP;
  72     }
  73
  74     // Single-install defaults to Chrome.
  75     if (!is_multi_install_)
  76       has_chrome_ = !(has_chrome_frame_ || has_app_host_);
  77   }
  78   return args_ != NULL;
  79 }
  80
  81 }  // namespace mini_installer