public static SubmitValue FromElement(ElementWrapper inputSubmit)
{
if (!inputSubmit.HasAttribute("name"))
{
return(new SubmitValue());
}
var name = inputSubmit.Attribute("name");
if (!inputSubmit.HasAttribute("value"))
{
return(new SubmitValue(name));
}
var value = inputSubmit.Attribute("value");
return(new SubmitValue(name, value));
}
public static FormValue FromElement(ElementWrapper element)
{
var formValue = new FormValue(element.AttributeOrEmpty("name"));
formValue.SetDisabled(element.HasAttribute("disabled"));
switch (element.TagName.ToLower())
{
case "input":
return(FromInput(element, formValue));
case "textarea":
return(FromTextArea(element, formValue));
case "select":
return(FromSelect(element, formValue));
default:
throw new Exception("Unhandled tag: " + element.TagName);
}
}
public static FormValue FromInput(ElementWrapper input, FormValue formValue)
{
var type = input.HasAttribute("type") ? input.Attribute("type").ToLower() : "text";
formValue
.SetValue(input.HasAttribute("value") ? input.Attribute("value") : null)
.SetReadonly(input.HasAttribute("readonly"));
if (type == "checkbox" || type == "radio")
{
if (string.IsNullOrEmpty(formValue.Value))
{
formValue.SetValue("on");
}
if (!input.HasAttribute("checked"))
{
formValue.SetSend(false);
}
}
return(formValue);
}
public TypedForm(ElementWrapper element = null, string method = "", string action = "")
{
_element = element;
SetMethod(method);
SetAction(action);
}
public static TypedForm <T> Scrape <T>(DocumentWrapper doc, string requestUrl, int index)
{
var formElements = FindForms(doc, "form");
if (index > formElements.Count - 1)
{
throw new Exception(string.Format("Index '{0}' is too large for collection with '{1}' forms: {2}", index, formElements.Count, ElementWrapper.FormatTags(formElements)));
}
return(NewScraper(formElements[index]).Scrape <T>(requestUrl));
}
public FormScraper(ElementWrapper element)
{
_element = element;
}
protected virtual void AddSubmit <T>(TypedForm <T> form, ElementWrapper inputSubmit)
{
var submitValue = SubmitValue.FromElement(inputSubmit);
form.AddSubmitValue(submitValue);
}