bool CredentialTransformData::findPasswordFormFields(HTMLFormElement* form)
{
ASSERT(form);
int firstPasswordIndex = 0;
// First, find the password fields and activated submit button.
const Vector<FormAssociatedElement*>& formElements = form->associatedElements();
Vector<HTMLInputElement*> passwords;
for (size_t i = 0; i < formElements.size(); i++) {
if (!formElements[i]->isFormControlElement())
continue;
HTMLFormControlElement* formElement = static_cast<HTMLFormControlElement*>(formElements[i]);
if (!formElement->hasLocalName(HTMLNames::inputTag))
continue;
HTMLInputElement* inputElement = formElement->toInputElement();
if (!inputElement->isEnabledFormControl())
continue;
if ((passwords.size() < maxPasswords)
&& inputElement->isPasswordField()
&& inputElement->shouldAutocomplete()) {
if (passwords.isEmpty())
firstPasswordIndex = i;
passwords.append(inputElement);
}
}
if (!passwords.isEmpty()) {
// Then, search backwards for the username field.
for (int i = firstPasswordIndex - 1; i >= 0; i--) {
if (!formElements[i]->isFormControlElement())
continue;
HTMLFormControlElement* formElement = static_cast<HTMLFormControlElement*>(formElements[i]);
if (!formElement->hasLocalName(HTMLNames::inputTag))
continue;
HTMLInputElement* inputElement = formElement->toInputElement();
if (!inputElement->isEnabledFormControl())
continue;
// Various input types such as text, url, email can be a username field.
if ((inputElement->isTextField() && !inputElement->isPasswordField())
&& (inputElement->shouldAutocomplete())) {
m_userNameElement = inputElement;
break;
}
}
}
if (!m_userNameElement)
return false;
if (!locateSpecificPasswords(passwords, &(m_passwordElement)))
return false;
return true;
}
