Move remaining Autofill code to //components/autofill.

chrome/renderer/autofill/password_autofill_manager.cc

Index: chrome/renderer/autofill/password_autofill_manager.cc
diff --git a/chrome/renderer/autofill/password_autofill_manager.cc b/chrome/renderer/autofill/password_autofill_manager.cc
deleted file mode 100644
index 3ca8559130c11b5b5900311589fb989fc8c7f25b..0000000000000000000000000000000000000000
--- a/chrome/renderer/autofill/password_autofill_manager.cc
+++ /dev/null
@@ -1,649 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/renderer/autofill/password_autofill_manager.h"
-
-#include "base/bind.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/message_loop.h"
-#include "chrome/renderer/autofill/form_autofill_util.h"
-#include "components/autofill/common/autofill_messages.h"
-#include "components/autofill/common/form_field_data.h"
-#include "components/autofill/common/password_form_fill_data.h"
-#include "content/public/common/password_form.h"
-#include "content/public/renderer/password_form_conversion_utils.h"
-#include "content/public/renderer/render_view.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebVector.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebAutofillClient.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebFormElement.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityOrigin.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
-#include "ui/base/keycodes/keyboard_codes.h"
-
-namespace {
-
-// The size above which we stop triggering autocomplete.
-static const size_t kMaximumTextSizeForAutocomplete = 1000;
-
-// Maps element names to the actual elements to simplify form filling.
-typedef std::map<string16, WebKit::WebInputElement>
-    FormInputElementMap;
-
-// Utility struct for form lookup and autofill. When we parse the DOM to look up
-// a form, in addition to action and origin URL's we have to compare all
-// necessary form elements. To avoid having to look these up again when we want
-// to fill the form, the FindFormElements function stores the pointers
-// in a FormElements* result, referenced to ensure they are safe to use.
-struct FormElements {
-  WebKit::WebFormElement form_element;
-  FormInputElementMap input_elements;
-};
-
-typedef std::vector<FormElements*> FormElementsList;
-
-// Helper to search the given form element for the specified input elements
-// in |data|, and add results to |result|.
-static bool FindFormInputElements(WebKit::WebFormElement* fe,
-                                  const FormData& data,
-                                  FormElements* result) {
-  // Loop through the list of elements we need to find on the form in order to
-  // autofill it. If we don't find any one of them, abort processing this
-  // form; it can't be the right one.
-  for (size_t j = 0; j < data.fields.size(); j++) {
-    WebKit::WebVector<WebKit::WebNode> temp_elements;
-    fe->getNamedElements(data.fields[j].name, temp_elements);
-
-    // Match the first input element, if any.
-    // |getNamedElements| may return non-input elements where the names match,
-    // so the results are filtered for input elements.
-    // If more than one match is made, then we have ambiguity (due to misuse
-    // of "name" attribute) so is it considered not found.
-    bool found_input = false;
-    for (size_t i = 0; i < temp_elements.size(); ++i) {
-      if (temp_elements[i].to<WebKit::WebElement>().hasTagName("input")) {
-        // Check for a non-unique match.
-        if (found_input) {
-          found_input = false;
-          break;
-        }
-
-        // This element matched, add it to our temporary result. It's possible
-        // there are multiple matches, but for purposes of identifying the form
-        // one suffices and if some function needs to deal with multiple
-        // matching elements it can get at them through the FormElement*.
-        // Note: This assignment adds a reference to the InputElement.
-        result->input_elements[data.fields[j].name] =
-            temp_elements[i].to<WebKit::WebInputElement>();
-        found_input = true;
-      }
-    }
-
-    // A required element was not found. This is not the right form.
-    // Make sure no input elements from a partially matched form in this
-    // iteration remain in the result set.
-    // Note: clear will remove a reference from each InputElement.
-    if (!found_input) {
-      result->input_elements.clear();
-      return false;
-    }
-  }
-  return true;
-}
-
-// Helper to locate form elements identified by |data|.
-void FindFormElements(WebKit::WebView* view,
-                      const FormData& data,
-                      FormElementsList* results) {
-  DCHECK(view);
-  DCHECK(results);
-  WebKit::WebFrame* main_frame = view->mainFrame();
-  if (!main_frame)
-    return;
-
-  GURL::Replacements rep;
-  rep.ClearQuery();
-  rep.ClearRef();
-
-  // Loop through each frame.
-  for (WebKit::WebFrame* f = main_frame; f; f = f->traverseNext(false)) {
-    WebKit::WebDocument doc = f->document();
-    if (!doc.isHTMLDocument())
-      continue;
-
-    GURL full_origin(doc.url());
-    if (data.origin != full_origin.ReplaceComponents(rep))
-      continue;
-
-    WebKit::WebVector<WebKit::WebFormElement> forms;
-    doc.forms(forms);
-
-    for (size_t i = 0; i < forms.size(); ++i) {
-      WebKit::WebFormElement fe = forms[i];
-
-      GURL full_action(f->document().completeURL(fe.action()));
-      if (full_action.is_empty()) {
-        // The default action URL is the form's origin.
-        full_action = full_origin;
-      }
-
-      // Action URL must match.
-      if (data.action != full_action.ReplaceComponents(rep))
-        continue;
-
-      scoped_ptr<FormElements> curr_elements(new FormElements);
-      if (!FindFormInputElements(&fe, data, curr_elements.get()))
-        continue;
-
-      // We found the right element.
-      // Note: this assignment adds a reference to |fe|.
-      curr_elements->form_element = fe;
-      results->push_back(curr_elements.release());
-    }
-  }
-}
-
-bool IsElementEditable(const WebKit::WebInputElement& element) {
-  return element.isEnabled() && !element.isReadOnly();
-}
-
-void FillForm(FormElements* fe, const FormData& data) {
-  if (!fe->form_element.autoComplete())
-    return;
-
-  std::map<string16, string16> data_map;
-  for (size_t i = 0; i < data.fields.size(); i++)
-    data_map[data.fields[i].name] = data.fields[i].value;
-
-  for (FormInputElementMap::iterator it = fe->input_elements.begin();
-       it != fe->input_elements.end(); ++it) {
-    WebKit::WebInputElement element = it->second;
-    // Don't fill a form that has pre-filled values distinct from the ones we
-    // want to fill with.
-    if (!element.value().isEmpty() && element.value() != data_map[it->first])
-      return;
-  }
-
-  for (FormInputElementMap::iterator it = fe->input_elements.begin();
-       it != fe->input_elements.end(); ++it) {
-    WebKit::WebInputElement element = it->second;
-    if (!IsElementEditable(element))
-      continue;  // Don't fill uneditable fields.
-
-    // TODO(tkent): Check maxlength and pattern.
-    element.setValue(data_map[it->first]);
-    element.setAutofilled(true);
-    element.dispatchFormControlChangeEvent();
-  }
-}
-
-void SetElementAutofilled(WebKit::WebInputElement* element, bool autofilled) {
-  if (element->isAutofilled() == autofilled)
-    return;
-  element->setAutofilled(autofilled);
-  // Notify any changeEvent listeners.
-  element->dispatchFormControlChangeEvent();
-}
-
-bool DoUsernamesMatch(const string16& username1,
-                      const string16& username2,
-                      bool exact_match) {
-  if (exact_match)
-    return username1 == username2;
-  return StartsWith(username1, username2, true);
-}
-
-}  // namespace
-
-namespace autofill {
-
-////////////////////////////////////////////////////////////////////////////////
-// PasswordAutofillManager, public:
-
-PasswordAutofillManager::PasswordAutofillManager(
-    content::RenderView* render_view)
-    : content::RenderViewObserver(render_view),
-      disable_popup_(false),
-      web_view_(render_view->GetWebView()),
-      ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {
-}
-
-PasswordAutofillManager::~PasswordAutofillManager() {
-}
-
-bool PasswordAutofillManager::TextFieldDidEndEditing(
-    const WebKit::WebInputElement& element) {
-  LoginToPasswordInfoMap::const_iterator iter =
-      login_to_password_info_.find(element);
-  if (iter == login_to_password_info_.end())
-    return false;
-
-  const PasswordFormFillData& fill_data =
-      iter->second.fill_data;
-
-  // If wait_for_username is false, we should have filled when the text changed.
-  if (!fill_data.wait_for_username)
-    return false;
-
-  WebKit::WebInputElement password = iter->second.password_field;
-  if (!IsElementEditable(password))
-    return false;
-
-  WebKit::WebInputElement username = element;  // We need a non-const.
-
-  // Do not set selection when ending an editing session, otherwise it can
-  // mess with focus.
-  FillUserNameAndPassword(&username, &password, fill_data, true, false);
-  return true;
-}
-
-bool PasswordAutofillManager::TextDidChangeInTextField(
-    const WebKit::WebInputElement& element) {
-  LoginToPasswordInfoMap::const_iterator iter =
-      login_to_password_info_.find(element);
-  if (iter == login_to_password_info_.end())
-    return false;
-
-  // The input text is being changed, so any autofilled password is now
-  // outdated.
-  WebKit::WebInputElement username = element;  // We need a non-const.
-  WebKit::WebInputElement password = iter->second.password_field;
-  SetElementAutofilled(&username, false);
-  if (password.isAutofilled()) {
-    password.setValue(string16());
-    SetElementAutofilled(&password, false);
-  }
-
-  // If wait_for_username is true we will fill when the username loses focus.
-  if (iter->second.fill_data.wait_for_username)
-    return false;
-
-  if (!IsElementEditable(element) ||
-      !element.isText() ||
-      !element.autoComplete()) {
-    return false;
-  }
-
-  // Don't inline autocomplete if the user is deleting, that would be confusing.
-  // But refresh the popup.  Note, since this is ours, return true to signal
-  // no further processing is required.
-  if (iter->second.backspace_pressed_last) {
-    ShowSuggestionPopup(iter->second.fill_data, username);
-    return true;
-  }
-
-  WebKit::WebString name = element.nameForAutofill();
-  if (name.isEmpty())
-    return false;  // If the field has no name, then we won't have values.
-
-  // Don't attempt to autofill with values that are too large.
-  if (element.value().length() > kMaximumTextSizeForAutocomplete)
-    return false;
-
-  // The caret position should have already been updated.
-  PerformInlineAutocomplete(element, password, iter->second.fill_data);
-  return true;
-}
-
-bool PasswordAutofillManager::TextFieldHandlingKeyDown(
-    const WebKit::WebInputElement& element,
-    const WebKit::WebKeyboardEvent& event) {
-  // If using the new Autofill UI that lives in the browser, it will handle
-  // keypresses before this function. This is not currently an issue but if
-  // the keys handled there or here change, this issue may appear.
-
-  LoginToPasswordInfoMap::iterator iter = login_to_password_info_.find(element);
-  if (iter == login_to_password_info_.end())
-    return false;
-
-  int win_key_code = event.windowsKeyCode;
-  iter->second.backspace_pressed_last =
-      (win_key_code == ui::VKEY_BACK || win_key_code == ui::VKEY_DELETE);
-  return true;
-}
-
-bool PasswordAutofillManager::DidAcceptAutofillSuggestion(
-    const WebKit::WebNode& node,
-    const WebKit::WebString& value) {
-  WebKit::WebInputElement input;
-  PasswordInfo password;
-  if (!FindLoginInfo(node, &input, &password))
-    return false;
-
-  // Set the incoming |value| in the text field and |FillUserNameAndPassword|
-  // will do the rest.
-  input.setValue(value, true);
-  return FillUserNameAndPassword(&input, &password.password_field,
-                                 password.fill_data, true, true);
-}
-
-bool PasswordAutofillManager::DidSelectAutofillSuggestion(
-    const WebKit::WebNode& node) {
-  WebKit::WebInputElement input;
-  PasswordInfo password;
-  return FindLoginInfo(node, &input, &password);
-}
-
-bool PasswordAutofillManager::DidClearAutofillSelection(
-    const WebKit::WebNode& node) {
-  WebKit::WebInputElement input;
-  PasswordInfo password;
-  return FindLoginInfo(node, &input, &password);
-}
-
-void PasswordAutofillManager::SendPasswordForms(WebKit::WebFrame* frame,
-                                                bool only_visible) {
-  // Make sure that this security origin is allowed to use password manager.
-  WebKit::WebSecurityOrigin origin = frame->document().securityOrigin();
-  if (!origin.canAccessPasswordManager())
-    return;
-
-  WebKit::WebVector<WebKit::WebFormElement> forms;
-  frame->document().forms(forms);
-
-  std::vector<content::PasswordForm> password_forms;
-  for (size_t i = 0; i < forms.size(); ++i) {
-    const WebKit::WebFormElement& form = forms[i];
-
-    // If requested, ignore non-rendered forms, e.g. those styled with
-    // display:none.
-    if (only_visible && !form.hasNonEmptyBoundingBox())
-      continue;
-
-    scoped_ptr<content::PasswordForm> password_form(
-        content::CreatePasswordForm(form));
-    if (password_form.get())
-      password_forms.push_back(*password_form);
-  }
-
-  if (password_forms.empty() && !only_visible) {
-    // We need to send the PasswordFormsRendered message regardless of whether
-    // there are any forms visible, as this is also the code path that triggers
-    // showing the infobar.
-    return;
-  }
-
-  if (only_visible) {
-    Send(new AutofillHostMsg_PasswordFormsRendered(
-        routing_id(), password_forms));
-  } else {
-    Send(new AutofillHostMsg_PasswordFormsParsed(routing_id(), password_forms));
-  }
-}
-
-bool PasswordAutofillManager::OnMessageReceived(const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(PasswordAutofillManager, message)
-    IPC_MESSAGE_HANDLER(AutofillMsg_FillPasswordForm, OnFillPasswordForm)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void PasswordAutofillManager::DidFinishDocumentLoad(WebKit::WebFrame* frame) {
-  // The |frame| contents have been parsed, but not yet rendered.  Let the
-  // PasswordManager know that forms are loaded, even though we can't yet tell
-  // whether they're visible.
-  SendPasswordForms(frame, false);
-}
-
-void PasswordAutofillManager::DidFinishLoad(WebKit::WebFrame* frame) {
-  // The |frame| contents have been rendered.  Let the PasswordManager know
-  // which of the loaded frames are actually visible to the user.  This also
-  // triggers the "Save password?" infobar if the user just submitted a password
-  // form.
-  SendPasswordForms(frame, true);
-}
-
-void PasswordAutofillManager::FrameDetached(WebKit::WebFrame* frame) {
-  FrameClosing(frame);
-}
-
-void PasswordAutofillManager::FrameWillClose(WebKit::WebFrame* frame) {
-  FrameClosing(frame);
-}
-
-
-////////////////////////////////////////////////////////////////////////////////
-// PageClickListener implementation:
-
-bool PasswordAutofillManager::InputElementClicked(
-    const WebKit::WebInputElement& element,
-    bool was_focused,
-    bool is_focused) {
-  // TODO(jcivelli): http://crbug.com/51644 Implement behavior.
-  return false;
-}
-
-bool PasswordAutofillManager::InputElementLostFocus() {
-  return false;
-}
-
-void PasswordAutofillManager::OnFillPasswordForm(
-    const PasswordFormFillData& form_data,
-    bool disable_popup) {
-  disable_popup_ = disable_popup;
-
-  FormElementsList forms;
-  // We own the FormElements* in forms.
-  FindFormElements(render_view()->GetWebView(), form_data.basic_data, &forms);
-  FormElementsList::iterator iter;
-  for (iter = forms.begin(); iter != forms.end(); ++iter) {
-    scoped_ptr<FormElements> form_elements(*iter);
-
-    // If wait_for_username is true, we don't want to initially fill the form
-    // until the user types in a valid username.
-    if (!form_data.wait_for_username)
-      FillForm(form_elements.get(), form_data.basic_data);
-
-    // Attach autocomplete listener to enable selecting alternate logins.
-    // First, get pointers to username element.
-    WebKit::WebInputElement username_element =
-        form_elements->input_elements[form_data.basic_data.fields[0].name];
-
-    // Get pointer to password element. (We currently only support single
-    // password forms).
-    WebKit::WebInputElement password_element =
-        form_elements->input_elements[form_data.basic_data.fields[1].name];
-
-    // We might have already filled this form if there are two <form> elements
-    // with identical markup.
-    if (login_to_password_info_.find(username_element) !=
-        login_to_password_info_.end())
-      continue;
-
-    PasswordInfo password_info;
-    password_info.fill_data = form_data;
-    password_info.password_field = password_element;
-    login_to_password_info_[username_element] = password_info;
-
-    FormData form;
-    FormFieldData field;
-    FindFormAndFieldForInputElement(
-        username_element, &form, &field, REQUIRE_NONE);
-    Send(new AutofillHostMsg_AddPasswordFormMapping(
-        routing_id(),
-        field,
-        form_data));
-  }
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// PasswordAutofillManager, private:
-
-void PasswordAutofillManager::GetSuggestions(
-    const PasswordFormFillData& fill_data,
-    const string16& input,
-    std::vector<string16>* suggestions) {
-  if (StartsWith(fill_data.basic_data.fields[0].value, input, false))
-    suggestions->push_back(fill_data.basic_data.fields[0].value);
-
-  PasswordFormFillData::LoginCollection::const_iterator iter;
-  for (iter = fill_data.additional_logins.begin();
-       iter != fill_data.additional_logins.end(); ++iter) {
-    if (StartsWith(iter->first, input, false))
-      suggestions->push_back(iter->first);
-  }
-}
-
-bool PasswordAutofillManager::ShowSuggestionPopup(
-    const PasswordFormFillData& fill_data,
-    const WebKit::WebInputElement& user_input) {
-  WebKit::WebFrame* frame = user_input.document().frame();
-  if (!frame)
-    return false;
-
-  WebKit::WebView* webview = frame->view();
-  if (!webview)
-    return false;
-
-  std::vector<string16> suggestions;
-  GetSuggestions(fill_data, user_input.value(), &suggestions);
-
-  if (disable_popup_) {
-    FormData form;
-    FormFieldData field;
-    FindFormAndFieldForInputElement(
-        user_input, &form, &field, REQUIRE_NONE);
-
-    WebKit::WebInputElement selected_element = user_input;
-    gfx::Rect bounding_box(selected_element.boundsInViewportSpace());
-
-    float scale = web_view_->pageScaleFactor();
-    gfx::RectF bounding_box_scaled(bounding_box.x() * scale,
-                                   bounding_box.y() * scale,
-                                   bounding_box.width() * scale,
-                                   bounding_box.height() * scale);
-    Send(new AutofillHostMsg_ShowPasswordSuggestions(routing_id(),
-                                                     field,
-                                                     bounding_box_scaled,
-                                                     suggestions));
-    return !suggestions.empty();
-  }
-
-
-  if (suggestions.empty()) {
-    webview->hidePopups();
-    return false;
-  }
-
-  std::vector<string16> labels(suggestions.size());
-  std::vector<string16> icons(suggestions.size());
-  std::vector<int> ids(suggestions.size(),
-                       WebKit::WebAutofillClient::MenuItemIDPasswordEntry);
-  webview->applyAutofillSuggestions(
-      user_input, suggestions, labels, icons, ids);
-  return true;
-}
-
-bool PasswordAutofillManager::FillUserNameAndPassword(
-    WebKit::WebInputElement* username_element,
-    WebKit::WebInputElement* password_element,
-    const PasswordFormFillData& fill_data,
-    bool exact_username_match,
-    bool set_selection) {
-  string16 current_username = username_element->value();
-  // username and password will contain the match found if any.
-  string16 username;
-  string16 password;
-
-  // Look for any suitable matches to current field text.
-  if (DoUsernamesMatch(fill_data.basic_data.fields[0].value, current_username,
-                       exact_username_match)) {
-    username = fill_data.basic_data.fields[0].value;
-    password = fill_data.basic_data.fields[1].value;
-  } else {
-    // Scan additional logins for a match.
-    PasswordFormFillData::LoginCollection::const_iterator iter;
-    for (iter = fill_data.additional_logins.begin();
-         iter != fill_data.additional_logins.end(); ++iter) {
-      if (DoUsernamesMatch(iter->first, current_username,
-                           exact_username_match)) {
-        username = iter->first;
-        password = iter->second;
-        break;
-      }
-    }
-  }
-  if (password.empty())
-    return false;  // No match was found.
-
-  // Input matches the username, fill in required values.
-  username_element->setValue(username);
-
-  if (set_selection) {
-    username_element->setSelectionRange(current_username.length(),
-                                        username.length());
-  }
-
-  SetElementAutofilled(username_element, true);
-  if (IsElementEditable(*password_element))
-    password_element->setValue(password);
-  SetElementAutofilled(password_element, true);
-  return true;
-}
-
-void PasswordAutofillManager::PerformInlineAutocomplete(
-    const WebKit::WebInputElement& username_input,
-    const WebKit::WebInputElement& password_input,
-    const PasswordFormFillData& fill_data) {
-  DCHECK(!fill_data.wait_for_username);
-
-  // We need non-const versions of the username and password inputs.
-  WebKit::WebInputElement username = username_input;
-  WebKit::WebInputElement password = password_input;
-
-  // Don't inline autocomplete if the caret is not at the end.
-  // TODO(jcivelli): is there a better way to test the caret location?
-  if (username.selectionStart() != username.selectionEnd() ||
-      username.selectionEnd() != static_cast<int>(username.value().length())) {
-    return;
-  }
-
-  // Show the popup with the list of available usernames.
-  ShowSuggestionPopup(fill_data, username);
-
-
-#if !defined(OS_ANDROID)
-  // Fill the user and password field with the most relevant match. Android
-  // only fills in the fields after the user clicks on the suggestion popup.
-  FillUserNameAndPassword(&username, &password, fill_data, false, true);
-#endif
-}
-
-void PasswordAutofillManager::FrameClosing(const WebKit::WebFrame* frame) {
-  for (LoginToPasswordInfoMap::iterator iter = login_to_password_info_.begin();
-       iter != login_to_password_info_.end();) {
-    if (iter->first.document().frame() == frame)
-      login_to_password_info_.erase(iter++);
-    else
-      ++iter;
-  }
-}
-
-bool PasswordAutofillManager::FindLoginInfo(
-    const WebKit::WebNode& node,
-    WebKit::WebInputElement* found_input,
-    PasswordInfo* found_password) {
-  if (!node.isElementNode())
-    return false;
-
-  WebKit::WebElement element = node.toConst<WebKit::WebElement>();
-  if (!element.hasTagName("input"))
-    return false;
-
-  WebKit::WebInputElement input = element.to<WebKit::WebInputElement>();
-  LoginToPasswordInfoMap::iterator iter = login_to_password_info_.find(input);
-  if (iter == login_to_password_info_.end())
-    return false;
-
-  *found_input = input;
-  *found_password = iter->second;
-  return true;
-}
-
-}  // namespace autofill