private static void GetSelectValues(HtmlFormComponent form, HtmlNode nodeForm)
{
var selectNodes = nodeForm.SelectNodes(".//select");
if (selectNodes != null)
{
foreach (var select in selectNodes)
{
string selectName = select.GetAttributeValue("name", string.Empty);
HtmlFormValues selectValues = new HtmlFormValues();
selectValues.SelectName = selectName;
foreach (var item in select.SelectNodes("./option"))
{
var key = item.GetAttributeValue("value", string.Empty);
var value = item.GetValueFromNode();
selectValues.SelectValues.Add(key, value);
}
form.SelectValues.Add(selectValues);
}
}
}
private static void FillFormHeader(HtmlFormComponent form, HtmlNode nodeForm)
{
form.Action = nodeForm.GetAttributeValue("action", string.Empty);
form.Method = nodeForm.GetAttributeValue("method", string.Empty);
form.Name = nodeForm.GetAttributeValue("name", string.Empty);
form.Id = nodeForm.GetAttributeValue("id", string.Empty);
}
public HttpResponse <TContent> SubmitForm <TContent>(HtmlFormComponent form, Action <RequestOptionsBuilder> action = null)
{
if (form.Method.Equals("GET"))
{
throw new NotImplementedException();
}
return(Post <TContent>(form.Action, form.Values, action));
}
private static IList <HtmlFormComponent> GetForms(string html, string nameOrId, string attributeName)
{
// Fonte : http://stackoverflow.com/questions/9623609/using-htmlagilitypack-to-get-all-the-values-of-a-select-element
HtmlNode.ElementsFlags.Remove("form");
HtmlNode.ElementsFlags.Remove("option");
HtmlNode.ElementsFlags.Remove("select");
var document = new HtmlDocument();
document.LoadHtml(html);
HtmlNodeCollection formNodes;
var list = new List <HtmlFormComponent>();
if (attributeName == "Xpath")
{
formNodes = document.DocumentNode.SelectNodes(nameOrId);
foreach (var nodeForm in formNodes)
{
var htmlForm = new HtmlFormComponent();
FillFormHeader(htmlForm, nodeForm);
GetInputValues(htmlForm, nodeForm);
GetSelectValues(htmlForm, nodeForm);
list.Add(htmlForm);
}
return(list);
}
else
{
formNodes = document.DocumentNode.SelectNodes("//form");
if (formNodes != null)
{
var forms = GetHtmlForm(formNodes, nameOrId, attributeName);
if (forms != null)
{
foreach (var nodeForm in forms)
{
var htmlForm = new HtmlFormComponent();
FillFormHeader(htmlForm, nodeForm);
GetInputValues(htmlForm, nodeForm);
GetSelectValues(htmlForm, nodeForm);
list.Add(htmlForm);
}
return(list);
}
}
}
return(null);
}
private static void GetInputValues(HtmlFormComponent form, HtmlNode formNode)
{
foreach (HtmlNode input in formNode.SelectNodes(".//input"))
{
string key = input.GetAttributeValue("name", string.Empty);
string value = input.GetAttributeValue("value", string.Empty);
if (string.IsNullOrEmpty(key) || form.Values.ContainsKey(key))
{
continue;
}
form.Values.Add(key, value);
}
}
public HttpResponse <string> SubmitForm(HtmlFormComponent form, Action <RequestOptionsBuilder> action = null)
{
return(SubmitForm <string>(form, action));
}
