void WebContentsPreferences::Merge()

in shell/browser/web_contents_preferences.cc [182:288]

• 98 lines of code
• 18 McCabe index (conditional complexity)

void WebContentsPreferences::Merge(
    const gin_helper::Dictionary& web_preferences) {
  web_preferences.Get(options::kPlugins, &plugins_);
  web_preferences.Get(options::kExperimentalFeatures, &experimental_features_);
  web_preferences.Get(options::kNodeIntegration, &node_integration_);
  web_preferences.Get(options::kNodeIntegrationInSubFrames,
                      &node_integration_in_sub_frames_);
  web_preferences.Get(options::kNodeIntegrationInWorker,
                      &node_integration_in_worker_);
  web_preferences.Get(options::kDisableHtmlFullscreenWindowResize,
                      &disable_html_fullscreen_window_resize_);
  web_preferences.Get(options::kWebviewTag, &webview_tag_);
  bool sandbox;
  if (web_preferences.Get(options::kSandbox, &sandbox))
    sandbox_ = sandbox;
  web_preferences.Get(options::kContextIsolation, &context_isolation_);
  web_preferences.Get(options::kJavaScript, &javascript_);
  web_preferences.Get(options::kImages, &images_);
  web_preferences.Get(options::kTextAreasAreResizable,
                      &text_areas_are_resizable_);
  web_preferences.Get(options::kWebGL, &webgl_);
  web_preferences.Get(options::kEnableWebSQL, &enable_websql_);
  web_preferences.Get(options::kEnablePreferredSizeMode,
                      &enable_preferred_size_mode_);
  web_preferences.Get(options::kWebSecurity, &web_security_);
  if (!web_preferences.Get(options::kAllowRunningInsecureContent,
                           &allow_running_insecure_content_) &&
      !web_security_)
    allow_running_insecure_content_ = true;
  web_preferences.Get(options::kOffscreen, &offscreen_);
  web_preferences.Get(options::kNavigateOnDragDrop, &navigate_on_drag_drop_);
  web_preferences.Get("autoplayPolicy", &autoplay_policy_);
  web_preferences.Get("defaultFontFamily", &default_font_family_);
  int size;
  if (web_preferences.Get("defaultFontSize", &size))
    default_font_size_ = size;
  if (web_preferences.Get("defaultMonospaceFontSize", &size))
    default_monospace_font_size_ = size;
  if (web_preferences.Get("minimumFontSize", &size))
    minimum_font_size_ = size;
  std::string encoding;
  if (web_preferences.Get("defaultEncoding", &encoding))
    default_encoding_ = encoding;
  web_preferences.Get(options::kCustomArgs, &custom_args_);
  web_preferences.Get("commandLineSwitches", &custom_switches_);
  web_preferences.Get("disablePopups", &disable_popups_);
  web_preferences.Get("disableDialogs", &disable_dialogs_);
  web_preferences.Get("safeDialogs", &safe_dialogs_);
  // preferences don't save a transparency option,
  // apply any existing transparency setting to background_color_
  bool transparent;
  if (web_preferences.Get(options::kTransparent, &transparent)) {
    background_color_ = SK_ColorTRANSPARENT;
  }
  std::string background_color;
  if (web_preferences.GetHidden(options::kBackgroundColor, &background_color))
    background_color_ = ParseHexColor(background_color);
  std::string safe_dialogs_message;
  if (web_preferences.Get("safeDialogsMessage", &safe_dialogs_message))
    safe_dialogs_message_ = safe_dialogs_message;
  web_preferences.Get("ignoreMenuShortcuts", &ignore_menu_shortcuts_);
  std::string enable_blink_features;
  if (web_preferences.Get(options::kEnableBlinkFeatures,
                          &enable_blink_features))
    enable_blink_features_ = enable_blink_features;
  std::string disable_blink_features;
  if (web_preferences.Get(options::kDisableBlinkFeatures,
                          &disable_blink_features))
    disable_blink_features_ = disable_blink_features;

  base::FilePath::StringType preload_path;
  std::string preload_url_str;
  if (web_preferences.Get(options::kPreloadScript, &preload_path)) {
    base::FilePath preload(preload_path);
    if (preload.IsAbsolute()) {
      preload_path_ = preload;
    } else {
      LOG(ERROR) << "preload script must have absolute path.";
    }
  } else if (web_preferences.Get(options::kPreloadURL, &preload_url_str)) {
    // Translate to file path if there is "preload-url" option.
    base::FilePath preload;
    GURL preload_url(preload_url_str);
    if (net::FileURLToFilePath(preload_url, &preload)) {
      preload_path_ = preload;
    } else {
      LOG(ERROR) << "preload url must be file:// protocol.";
    }
  }

  std::string type;
  if (web_preferences.Get(options::kType, &type)) {
    is_webview_ = type == "webview";
  }

  web_preferences.Get("v8CacheOptions", &v8_cache_options_);

#if defined(OS_MAC)
  web_preferences.Get(options::kScrollBounce, &scroll_bounce_);
#endif

#if BUILDFLAG(ENABLE_BUILTIN_SPELLCHECKER)
  web_preferences.Get(options::kSpellcheck, &spellcheck_);
#endif

  SaveLastPreferences();
}