Bloom.Collection.CollectionSettings.MigrateSettingsToAndikaNewBasicFont C# (CSharp) Method

        private bool MigrateSettingsToAndikaNewBasicFont()
        {
            const string newFont = "Andika New Basic";
            if (GetDefaultFontName() != newFont) // sanity check to make sure Andika New Basic is installed
                return false;

            const string id = "CollectionSettingsDialog.AndikaNewBasicUpdate";
            var basicMessage = LocalizationManager.GetDynamicString("Bloom", id + "1",
                "Bloom is switching the default font for \"{0}\" to the new \"Andika New Basic\".");
            var secondaryMessage = LocalizationManager.GetDynamicString("Bloom", id + "2",
                "This will improve the printed output for most languages. If your language is one of the few that need \"Andika\", you can switch it back in Settings:Book Making.");
            const string oldFont = "Andika";
            var safeLanguages = new[] {"en", "es", "fr", "id", "tpi"};
            string msg = string.Empty;
            if(DefaultLanguage1FontName == oldFont)
            {
                DefaultLanguage1FontName = newFont;
                if (!safeLanguages.Contains(Language1Iso639Code))
                {
                    msg += String.Format(basicMessage, Language1Name) + Environment.NewLine;
                }
            }
            if (DefaultLanguage2FontName == oldFont)
            {
                DefaultLanguage2FontName = newFont;
                if (!String.IsNullOrEmpty(Language2Iso639Code) && !safeLanguages.Contains(Language2Iso639Code))
                {
                    msg += String.Format(basicMessage, GetLanguage2Name(Language2Iso639Code)) + Environment.NewLine;
                }
            }
            if (DefaultLanguage3FontName == oldFont)
            {
                DefaultLanguage3FontName = newFont;
                if (!String.IsNullOrEmpty(Language3Iso639Code) && !safeLanguages.Contains(Language3Iso639Code))
                {
                    msg += String.Format(basicMessage, GetLanguage3Name(Language3Iso639Code)) + Environment.NewLine;
                }
            }
            // Only notify the user if the change involves a language that is not known to be okay with
            // the new font.
            if (!String.IsNullOrEmpty(msg) && ErrorReport.IsOkToInteractWithUser)
            {
                msg += Environment.NewLine + secondaryMessage;
                // NB: this MessageBoxOptions.DefaultDesktopOnly option is more than the name implies. It changes the message to a "service message" which is the only
                // way I've found to get the box into the taskbar.
                MessageBox.Show(msg, "Bloom", MessageBoxButtons.OK, MessageBoxIcon.Information, MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly);
            }
            return true;
        }