/// <summary>
/// Navigates to the final site specified by the user steps and
/// returns the Uri of the last site.
/// Regular expressions in response URLs (embedded in {}) are matched. The
/// resulting parameter is set to the next request URL using
/// string.Format() at placeholder {0}.
/// </summary>
private Uri NavigateToFinalSite(IEnumerable <NavigatorUrl> navigationSteps)
{
string param = null;
Uri currentUrl = null;
foreach (NavigatorUrl navUrl in navigationSteps)
{
this.Require(x => navUrl.UrlType != UriType.None);
if (navUrl.UrlType == UriType.Request)
{
string url = navUrl.UrlString;
if (param != null)
{
url = string.Format(url, param);
}
else if (HasPlaceHolder(url))
{
var ex = new ApplicationException("Did not find a parameter for placeholder");
ex.Data["Url"] = url;
throw ex;
}
currentUrl = new Uri(url);
if (navUrl != navigationSteps.Last())
{
// dont sent the request - we reached the end and we are not interested in the response url
currentUrl = SendRequest(currentUrl);
}
}
else if (navUrl.UrlType == UriType.Response)
{
// get param from response url if any
param = PatternMatching.MatchEmbeddedRegex(navUrl.UrlString, currentUrl.ToString());
}
else if (navUrl.UrlType == UriType.SubmitFormular)
{
currentUrl = SubmitFormular(currentUrl, navUrl.Formular);
}
else
{
throw new NotSupportedException("UrlType: " + navUrl.UrlType);
}
}
return(currentUrl);
}
/// <summary>
/// Navigates to the final site specified by the user steps and
/// returns the Uri of the last site.
/// </summary>
private string NavigateToFinalSite(IEnumerable <NavigatorUrl> navigationSteps)
{
IHtmlDocument doc = null;
string param = null;
var last = navigationSteps.Last().UrlString;
foreach (NavigatorUrl navUrl in navigationSteps)
{
this.Require(x => navUrl.UrlType != UriType.None);
if (navUrl.UrlType == UriType.Request)
{
string url = navUrl.UrlString;
if (param != null)
{
url = string.Format(url, param);
}
else if (HasPlaceHolder(url))
{
var ex = new ApplicationException("Did not find a parameter for placeholder");
ex.Data["Url"] = url;
throw ex;
}
if (navUrl.UrlString == last)
{
return(url);
}
else
{
doc = LoadDocument(url);
}
}
else
{
// get param from response url if any
param = PatternMatching.MatchEmbeddedRegex(navUrl.UrlString, doc.Url.ToString());
}
}
// list empty?
return(null);
}
