/// <summary>
/// Returns an alternate-language url for language switching.
/// ie, if the current language is English, this will return the URL to switch to French.
/// Preserves querystring attributes.
/// Called by GetLanguageSwitchLink()
/// </summary>
/// <returns></returns>
public static string GetTranslatedURL()
{
// first get the left part of the URI
string url = HttpContext.Current.Request.Url.ToString();
Uri uri = new Uri(url);
string baseURL = uri.GetLeftPart(UriPartial.Path);
// get the query parameter collection and either add or change the "lang" parameter
System.Collections.Specialized.NameValueCollection queryString = System.Web.HttpUtility.ParseQueryString(HttpContext.Current.Request.Url.Query.ToString());
queryString["lang"] = LangHelper.GetCurrentLanguage() == Language.English ? "fr" : "en";
// return the rebuilt url
return(baseURL + "?" + queryString.ToString());
}
/// <summary>
/// Returns a hyperlink to alternate language uri
/// ie: <a href="Default.aspx?lang=fr" lang="fr">Français</a>
/// </summary>
/// <returns></returns>
public static string GetLanguageSwitchLink()
{
return(String.Format(@"<a href=""{0}"" lang=""{1}"">{2}</a>", GetTranslatedURL(), LangHelper.GetCurrentLanguage() == Language.French ? "en" : "fr", LangHelper.GetCurrentLanguage() == Language.French ? "English" : "Français"));
}