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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/renderer/autofill/autofill_agent.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "base/message_loop.h" | |
| 9 #include "base/string_util.h" | |
| 10 #include "base/strings/string_split.h" | |
| 11 #include "base/time.h" | |
| 12 #include "base/utf_string_conversions.h" | |
| 13 #include "chrome/renderer/autofill/form_autofill_util.h" | |
| 14 #include "chrome/renderer/autofill/password_autofill_manager.h" | |
| 15 #include "components/autofill/common/autocheckout_status.h" | |
| 16 #include "components/autofill/common/autofill_messages.h" | |
| 17 #include "components/autofill/common/form_data.h" | |
| 18 #include "components/autofill/common/form_data_predictions.h" | |
| 19 #include "components/autofill/common/form_field_data.h" | |
| 20 #include "components/autofill/common/web_element_descriptor.h" | |
| 21 #include "content/public/common/password_form.h" | |
| 22 #include "content/public/common/ssl_status.h" | |
| 23 #include "content/public/renderer/render_view.h" | |
| 24 #include "grit/chromium_strings.h" | |
| 25 #include "grit/generated_resources.h" | |
| 26 #include "third_party/WebKit/Source/Platform/chromium/public/WebRect.h" | |
| 27 #include "third_party/WebKit/Source/Platform/chromium/public/WebURLRequest.h" | |
| 28 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDataSource.h" | |
| 29 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h" | |
| 30 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFormControlElement
.h" | |
| 31 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFormElement.h" | |
| 32 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h" | |
| 33 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h" | |
| 34 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNode.h" | |
| 35 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNodeCollection.h" | |
| 36 #include "third_party/WebKit/Source/WebKit/chromium/public/WebOptionElement.h" | |
| 37 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" | |
| 38 #include "ui/base/keycodes/keyboard_codes.h" | |
| 39 #include "ui/base/l10n/l10n_util.h" | |
| 40 | |
| 41 using WebKit::WebAutofillClient; | |
| 42 using WebKit::WebFormControlElement; | |
| 43 using WebKit::WebFormElement; | |
| 44 using WebKit::WebFrame; | |
| 45 using WebKit::WebInputElement; | |
| 46 using WebKit::WebKeyboardEvent; | |
| 47 using WebKit::WebNode; | |
| 48 using WebKit::WebNodeCollection; | |
| 49 using WebKit::WebOptionElement; | |
| 50 using WebKit::WebString; | |
| 51 | |
| 52 namespace { | |
| 53 | |
| 54 // The size above which we stop triggering autofill for an input text field | |
| 55 // (so to avoid sending long strings through IPC). | |
| 56 const size_t kMaximumTextSizeForAutofill = 1000; | |
| 57 | |
| 58 // The maximum number of data list elements to send to the browser process | |
| 59 // via IPC (to prevent long IPC messages). | |
| 60 const size_t kMaximumDataListSizeForAutofill = 30; | |
| 61 | |
| 62 const int kAutocheckoutClickTimeout = 3; | |
| 63 | |
| 64 void AppendDataListSuggestions(const WebKit::WebInputElement& element, | |
| 65 std::vector<string16>* values, | |
| 66 std::vector<string16>* labels, | |
| 67 std::vector<string16>* icons, | |
| 68 std::vector<int>* item_ids) { | |
| 69 WebNodeCollection options = element.dataListOptions(); | |
| 70 if (options.isNull()) | |
| 71 return; | |
| 72 | |
| 73 string16 prefix = element.editingValue(); | |
| 74 if (element.isMultiple() && | |
| 75 element.formControlType() == WebString::fromUTF8("email")) { | |
| 76 std::vector<string16> parts; | |
| 77 base::SplitStringDontTrim(prefix, ',', &parts); | |
| 78 if (parts.size() > 0) | |
| 79 TrimWhitespace(parts[parts.size() - 1], TRIM_LEADING, &prefix); | |
| 80 } | |
| 81 for (WebOptionElement option = options.firstItem().to<WebOptionElement>(); | |
| 82 !option.isNull(); option = options.nextItem().to<WebOptionElement>()) { | |
| 83 if (!StartsWith(option.value(), prefix, false) || | |
| 84 option.value() == prefix || | |
| 85 !element.isValidValue(option.value())) | |
| 86 continue; | |
| 87 | |
| 88 values->push_back(option.value()); | |
| 89 if (option.value() != option.label()) | |
| 90 labels->push_back(option.label()); | |
| 91 else | |
| 92 labels->push_back(string16()); | |
| 93 icons->push_back(string16()); | |
| 94 item_ids->push_back(WebAutofillClient::MenuItemIDDataListEntry); | |
| 95 } | |
| 96 } | |
| 97 | |
| 98 // Trim the vectors before sending them to the browser process to ensure we | |
| 99 // don't send too much data through the IPC. | |
| 100 void TrimDataListsForIPC(std::vector<string16>* values, | |
| 101 std::vector<string16>* labels, | |
| 102 std::vector<string16>* icons, | |
| 103 std::vector<int>* unique_ids) { | |
| 104 // Limit the size of the vectors. | |
| 105 if (values->size() > kMaximumDataListSizeForAutofill) { | |
| 106 values->resize(kMaximumDataListSizeForAutofill); | |
| 107 labels->resize(kMaximumDataListSizeForAutofill); | |
| 108 icons->resize(kMaximumDataListSizeForAutofill); | |
| 109 unique_ids->resize(kMaximumDataListSizeForAutofill); | |
| 110 } | |
| 111 | |
| 112 // Limit the size of the strings in the vectors | |
| 113 for (size_t i = 0; i < values->size(); ++i) { | |
| 114 if ((*values)[i].length() > kMaximumTextSizeForAutofill) | |
| 115 (*values)[i].resize(kMaximumTextSizeForAutofill); | |
| 116 | |
| 117 if ((*labels)[i].length() > kMaximumTextSizeForAutofill) | |
| 118 (*labels)[i].resize(kMaximumTextSizeForAutofill); | |
| 119 | |
| 120 if ((*icons)[i].length() > kMaximumTextSizeForAutofill) | |
| 121 (*icons)[i].resize(kMaximumTextSizeForAutofill); | |
| 122 } | |
| 123 } | |
| 124 | |
| 125 } // namespace | |
| 126 | |
| 127 namespace autofill { | |
| 128 | |
| 129 AutofillAgent::AutofillAgent( | |
| 130 content::RenderView* render_view, | |
| 131 PasswordAutofillManager* password_autofill_manager) | |
| 132 : content::RenderViewObserver(render_view), | |
| 133 password_autofill_manager_(password_autofill_manager), | |
| 134 autofill_query_id_(0), | |
| 135 autofill_action_(AUTOFILL_NONE), | |
| 136 topmost_frame_(NULL), | |
| 137 web_view_(render_view->GetWebView()), | |
| 138 display_warning_if_disabled_(false), | |
| 139 was_query_node_autofilled_(false), | |
| 140 has_shown_autofill_popup_for_current_edit_(false), | |
| 141 did_set_node_text_(false), | |
| 142 autocheckout_click_in_progress_(false), | |
| 143 ignore_text_changes_(false), | |
| 144 ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) { | |
| 145 render_view->GetWebView()->setAutofillClient(this); | |
| 146 } | |
| 147 | |
| 148 AutofillAgent::~AutofillAgent() {} | |
| 149 | |
| 150 bool AutofillAgent::OnMessageReceived(const IPC::Message& message) { | |
| 151 bool handled = true; | |
| 152 IPC_BEGIN_MESSAGE_MAP(AutofillAgent, message) | |
| 153 IPC_MESSAGE_HANDLER(AutofillMsg_SuggestionsReturned, OnSuggestionsReturned) | |
| 154 IPC_MESSAGE_HANDLER(AutofillMsg_FormDataFilled, OnFormDataFilled) | |
| 155 IPC_MESSAGE_HANDLER(AutofillMsg_FieldTypePredictionsAvailable, | |
| 156 OnFieldTypePredictionsAvailable) | |
| 157 IPC_MESSAGE_HANDLER(AutofillMsg_SetAutofillActionFill, | |
| 158 OnSetAutofillActionFill) | |
| 159 IPC_MESSAGE_HANDLER(AutofillMsg_ClearForm, | |
| 160 OnClearForm) | |
| 161 IPC_MESSAGE_HANDLER(AutofillMsg_SetAutofillActionPreview, | |
| 162 OnSetAutofillActionPreview) | |
| 163 IPC_MESSAGE_HANDLER(AutofillMsg_ClearPreviewedForm, | |
| 164 OnClearPreviewedForm) | |
| 165 IPC_MESSAGE_HANDLER(AutofillMsg_SetNodeText, | |
| 166 OnSetNodeText) | |
| 167 IPC_MESSAGE_HANDLER(AutofillMsg_AcceptDataListSuggestion, | |
| 168 OnAcceptDataListSuggestion) | |
| 169 IPC_MESSAGE_HANDLER(AutofillMsg_AcceptPasswordAutofillSuggestion, | |
| 170 OnAcceptPasswordAutofillSuggestion) | |
| 171 IPC_MESSAGE_HANDLER(AutofillMsg_RequestAutocompleteResult, | |
| 172 OnRequestAutocompleteResult) | |
| 173 IPC_MESSAGE_HANDLER(AutofillMsg_FillFormsAndClick, | |
| 174 OnFillFormsAndClick) | |
| 175 IPC_MESSAGE_UNHANDLED(handled = false) | |
| 176 IPC_END_MESSAGE_MAP() | |
| 177 return handled; | |
| 178 } | |
| 179 | |
| 180 void AutofillAgent::DidFinishDocumentLoad(WebFrame* frame) { | |
| 181 // The document has now been fully loaded. Scan for forms to be sent up to | |
| 182 // the browser. | |
| 183 std::vector<FormData> forms; | |
| 184 | |
| 185 if (!frame->parent()) { | |
| 186 topmost_frame_ = frame; | |
| 187 form_elements_.clear(); | |
| 188 form_cache_.ExtractFormsAndFormElements(*frame, &forms, &form_elements_); | |
| 189 } else { | |
| 190 form_cache_.ExtractForms(*frame, &forms); | |
| 191 } | |
| 192 | |
| 193 if (!forms.empty()) { | |
| 194 Send(new AutofillHostMsg_FormsSeen(routing_id(), forms, | |
| 195 base::TimeTicks::Now())); | |
| 196 } | |
| 197 } | |
| 198 | |
| 199 void AutofillAgent::DidStartProvisionalLoad(WebFrame* frame) { | |
| 200 if (!frame->parent()) { | |
| 201 topmost_frame_ = NULL; | |
| 202 WebKit::WebURL provisional_url = | |
| 203 frame->provisionalDataSource()->request().url(); | |
| 204 WebKit::WebURL current_url = frame->dataSource()->request().url(); | |
| 205 // If the URL of the topmost frame is changing and the current page is part | |
| 206 // of an Autocheckout flow, the click was successful as long as the | |
| 207 // provisional load is committed. | |
| 208 if (provisional_url != current_url && click_timer_.IsRunning()) { | |
| 209 click_timer_.Stop(); | |
| 210 autocheckout_click_in_progress_ = true; | |
| 211 } | |
| 212 } | |
| 213 } | |
| 214 | |
| 215 void AutofillAgent::DidFailProvisionalLoad(WebFrame* frame, | |
| 216 const WebKit::WebURLError& error) { | |
| 217 if (autocheckout_click_in_progress_) { | |
| 218 autocheckout_click_in_progress_ = false; | |
| 219 ClickFailed(); | |
| 220 } | |
| 221 } | |
| 222 | |
| 223 void AutofillAgent::DidCommitProvisionalLoad(WebFrame* frame, | |
| 224 bool is_new_navigation) { | |
| 225 autocheckout_click_in_progress_ = false; | |
| 226 in_flight_request_form_.reset(); | |
| 227 } | |
| 228 | |
| 229 void AutofillAgent::FrameDetached(WebFrame* frame) { | |
| 230 form_cache_.ResetFrame(*frame); | |
| 231 if (!frame->parent()) { | |
| 232 // |frame| is about to be destroyed so we need to clear |top_most_frame_|. | |
| 233 topmost_frame_ = NULL; | |
| 234 click_timer_.Stop(); | |
| 235 } | |
| 236 } | |
| 237 | |
| 238 void AutofillAgent::WillSubmitForm(WebFrame* frame, | |
| 239 const WebFormElement& form) { | |
| 240 FormData form_data; | |
| 241 if (WebFormElementToFormData(form, | |
| 242 WebFormControlElement(), | |
| 243 REQUIRE_AUTOCOMPLETE, | |
| 244 static_cast<ExtractMask>( | |
| 245 EXTRACT_VALUE | EXTRACT_OPTION_TEXT), | |
| 246 &form_data, | |
| 247 NULL)) { | |
| 248 Send(new AutofillHostMsg_FormSubmitted(routing_id(), form_data, | |
| 249 base::TimeTicks::Now())); | |
| 250 } | |
| 251 } | |
| 252 | |
| 253 void AutofillAgent::ZoomLevelChanged() { | |
| 254 // Any time the zoom level changes, the page's content moves, so any Autofill | |
| 255 // popups should be hidden. This is only needed for the new Autofill UI | |
| 256 // because WebKit already knows to hide the old UI when this occurs. | |
| 257 HideHostPopups(); | |
| 258 } | |
| 259 | |
| 260 void AutofillAgent::DidChangeScrollOffset(WebKit::WebFrame*) { | |
| 261 HidePopups(); | |
| 262 } | |
| 263 | |
| 264 void AutofillAgent::didRequestAutocomplete(WebKit::WebFrame* frame, | |
| 265 const WebFormElement& form) { | |
| 266 FormData form_data; | |
| 267 if (!in_flight_request_form_.isNull() || | |
| 268 !WebFormElementToFormData(form, | |
| 269 WebFormControlElement(), | |
| 270 REQUIRE_AUTOCOMPLETE, | |
| 271 EXTRACT_OPTIONS, | |
| 272 &form_data, | |
| 273 NULL)) { | |
| 274 WebFormElement(form).finishRequestAutocomplete( | |
| 275 WebFormElement::AutocompleteResultErrorDisabled); | |
| 276 return; | |
| 277 } | |
| 278 | |
| 279 // Cancel any pending Autofill requests and hide any currently showing popups. | |
| 280 ++autofill_query_id_; | |
| 281 HidePopups(); | |
| 282 | |
| 283 in_flight_request_form_ = form; | |
| 284 // TODO(ramankk): Include SSLStatus within form_data and update the IPC. | |
| 285 Send(new AutofillHostMsg_RequestAutocomplete( | |
| 286 routing_id(), | |
| 287 form_data, | |
| 288 frame->document().url(), | |
| 289 render_view()->GetSSLStatusOfFrame(frame))); | |
| 290 } | |
| 291 | |
| 292 void AutofillAgent::setIgnoreTextChanges(bool ignore) { | |
| 293 ignore_text_changes_ = ignore; | |
| 294 } | |
| 295 | |
| 296 bool AutofillAgent::InputElementClicked(const WebInputElement& element, | |
| 297 bool was_focused, | |
| 298 bool is_focused) { | |
| 299 if (was_focused) | |
| 300 ShowSuggestions(element, true, false, true); | |
| 301 | |
| 302 return false; | |
| 303 } | |
| 304 | |
| 305 bool AutofillAgent::InputElementLostFocus() { | |
| 306 HideHostPopups(); | |
| 307 | |
| 308 return false; | |
| 309 } | |
| 310 | |
| 311 void AutofillAgent::didAcceptAutofillSuggestion(const WebNode& node, | |
| 312 const WebString& value, | |
| 313 const WebString& label, | |
| 314 int item_id, | |
| 315 unsigned index) { | |
| 316 if (password_autofill_manager_->DidAcceptAutofillSuggestion(node, value)) | |
| 317 return; | |
| 318 | |
| 319 DCHECK(node == element_); | |
| 320 | |
| 321 switch (item_id) { | |
| 322 case WebAutofillClient::MenuItemIDWarningMessage: | |
| 323 case WebAutofillClient::MenuItemIDSeparator: | |
| 324 NOTREACHED(); | |
| 325 break; | |
| 326 case WebAutofillClient::MenuItemIDAutofillOptions: | |
| 327 // User selected 'Autofill Options'. | |
| 328 Send(new AutofillHostMsg_ShowAutofillDialog(routing_id())); | |
| 329 break; | |
| 330 case WebAutofillClient::MenuItemIDClearForm: | |
| 331 // User selected 'Clear form'. | |
| 332 form_cache_.ClearFormWithElement(element_); | |
| 333 break; | |
| 334 case WebAutofillClient::MenuItemIDAutocompleteEntry: | |
| 335 case WebAutofillClient::MenuItemIDPasswordEntry: | |
| 336 // User selected an Autocomplete or password entry, so we fill directly. | |
| 337 SetNodeText(value, &element_); | |
| 338 break; | |
| 339 case WebAutofillClient::MenuItemIDDataListEntry: | |
| 340 AcceptDataListSuggestion(value); | |
| 341 break; | |
| 342 default: | |
| 343 // A positive item_id is a unique id for an autofill (vs. autocomplete) | |
| 344 // suggestion. | |
| 345 DCHECK_GT(item_id, 0); | |
| 346 // Fill the values for the whole form. | |
| 347 FillAutofillFormData(node, item_id, AUTOFILL_FILL); | |
| 348 } | |
| 349 } | |
| 350 | |
| 351 void AutofillAgent::didSelectAutofillSuggestion(const WebNode& node, | |
| 352 const WebString& value, | |
| 353 const WebString& label, | |
| 354 int item_id) { | |
| 355 if (password_autofill_manager_->DidSelectAutofillSuggestion(node)) | |
| 356 return; | |
| 357 | |
| 358 didClearAutofillSelection(node); | |
| 359 | |
| 360 if (item_id > 0) | |
| 361 FillAutofillFormData(node, item_id, AUTOFILL_PREVIEW); | |
| 362 } | |
| 363 | |
| 364 void AutofillAgent::didClearAutofillSelection(const WebNode& node) { | |
| 365 if (password_autofill_manager_->DidClearAutofillSelection(node)) | |
| 366 return; | |
| 367 | |
| 368 if (!element_.isNull() && node == element_) { | |
| 369 ClearPreviewedFormWithElement(element_, was_query_node_autofilled_); | |
| 370 } else { | |
| 371 // TODO(isherman): There seem to be rare cases where this code *is* | |
| 372 // reachable: see [ http://crbug.com/96321#c6 ]. Ideally we would | |
| 373 // understand those cases and fix the code to avoid them. However, so far I | |
| 374 // have been unable to reproduce such a case locally. If you hit this | |
| 375 // NOTREACHED(), please file a bug against me. | |
| 376 NOTREACHED(); | |
| 377 } | |
| 378 } | |
| 379 | |
| 380 void AutofillAgent::removeAutocompleteSuggestion(const WebString& name, | |
| 381 const WebString& value) { | |
| 382 Send(new AutofillHostMsg_RemoveAutocompleteEntry(routing_id(), name, value)); | |
| 383 } | |
| 384 | |
| 385 void AutofillAgent::textFieldDidEndEditing(const WebInputElement& element) { | |
| 386 password_autofill_manager_->TextFieldDidEndEditing(element); | |
| 387 has_shown_autofill_popup_for_current_edit_ = false; | |
| 388 Send(new AutofillHostMsg_DidEndTextFieldEditing(routing_id())); | |
| 389 } | |
| 390 | |
| 391 void AutofillAgent::textFieldDidChange(const WebInputElement& element) { | |
| 392 if (ignore_text_changes_) | |
| 393 return; | |
| 394 | |
| 395 if (did_set_node_text_) { | |
| 396 did_set_node_text_ = false; | |
| 397 return; | |
| 398 } | |
| 399 | |
| 400 // We post a task for doing the Autofill as the caret position is not set | |
| 401 // properly at this point (http://bugs.webkit.org/show_bug.cgi?id=16976) and | |
| 402 // it is needed to trigger autofill. | |
| 403 weak_ptr_factory_.InvalidateWeakPtrs(); | |
| 404 MessageLoop::current()->PostTask( | |
| 405 FROM_HERE, | |
| 406 base::Bind(&AutofillAgent::TextFieldDidChangeImpl, | |
| 407 weak_ptr_factory_.GetWeakPtr(), element)); | |
| 408 } | |
| 409 | |
| 410 void AutofillAgent::TextFieldDidChangeImpl(const WebInputElement& element) { | |
| 411 // If the element isn't focused then the changes don't matter. This check is | |
| 412 // required to properly handle IME interactions. | |
| 413 if (!element.focused()) | |
| 414 return; | |
| 415 | |
| 416 if (password_autofill_manager_->TextDidChangeInTextField(element)) { | |
| 417 element_ = element; | |
| 418 return; | |
| 419 } | |
| 420 | |
| 421 ShowSuggestions(element, false, true, false); | |
| 422 | |
| 423 FormData form; | |
| 424 FormFieldData field; | |
| 425 if (FindFormAndFieldForInputElement(element, &form, &field, REQUIRE_NONE)) { | |
| 426 Send(new AutofillHostMsg_TextFieldDidChange(routing_id(), form, field, | |
| 427 base::TimeTicks::Now())); | |
| 428 } | |
| 429 } | |
| 430 | |
| 431 void AutofillAgent::textFieldDidReceiveKeyDown(const WebInputElement& element, | |
| 432 const WebKeyboardEvent& event) { | |
| 433 if (password_autofill_manager_->TextFieldHandlingKeyDown(element, event)) { | |
| 434 element_ = element; | |
| 435 return; | |
| 436 } | |
| 437 | |
| 438 if (event.windowsKeyCode == ui::VKEY_DOWN || | |
| 439 event.windowsKeyCode == ui::VKEY_UP) | |
| 440 ShowSuggestions(element, true, true, true); | |
| 441 } | |
| 442 | |
| 443 void AutofillAgent::OnSuggestionsReturned(int query_id, | |
| 444 const std::vector<string16>& values, | |
| 445 const std::vector<string16>& labels, | |
| 446 const std::vector<string16>& icons, | |
| 447 const std::vector<int>& unique_ids) { | |
| 448 if (query_id != autofill_query_id_) | |
| 449 return; | |
| 450 | |
| 451 if (element_.isNull() || !element_.isFocusable()) | |
| 452 return; | |
| 453 | |
| 454 std::vector<string16> v(values); | |
| 455 std::vector<string16> l(labels); | |
| 456 std::vector<string16> i(icons); | |
| 457 std::vector<int> ids(unique_ids); | |
| 458 | |
| 459 if (!element_.autoComplete() && !v.empty()) { | |
| 460 // If autofill is disabled and we had suggestions, show a warning instead. | |
| 461 v.assign(1, l10n_util::GetStringUTF16(IDS_AUTOFILL_WARNING_FORM_DISABLED)); | |
| 462 l.assign(1, string16()); | |
| 463 i.assign(1, string16()); | |
| 464 ids.assign(1, WebAutofillClient::MenuItemIDWarningMessage); | |
| 465 } else if (ids.size() > 1 && | |
| 466 ids[0] == WebAutofillClient::MenuItemIDWarningMessage) { | |
| 467 // If we received an autofill warning plus some autocomplete suggestions, | |
| 468 // remove the autofill warning. | |
| 469 v.erase(v.begin()); | |
| 470 l.erase(l.begin()); | |
| 471 i.erase(i.begin()); | |
| 472 ids.erase(ids.begin()); | |
| 473 } | |
| 474 | |
| 475 // If we were about to show a warning and we shouldn't, don't. | |
| 476 if (!display_warning_if_disabled_ && !v.empty() && | |
| 477 ids[0] == WebAutofillClient::MenuItemIDWarningMessage) { | |
| 478 v.clear(); | |
| 479 l.clear(); | |
| 480 i.clear(); | |
| 481 ids.clear(); | |
| 482 } | |
| 483 | |
| 484 // Only include "Autofill Options" special menu item if we have Autofill | |
| 485 // items, identified by |unique_ids| having at least one valid value. | |
| 486 bool has_autofill_item = false; | |
| 487 for (size_t i = 0; i < ids.size(); ++i) { | |
| 488 if (ids[i] > 0) { | |
| 489 has_autofill_item = true; | |
| 490 break; | |
| 491 } | |
| 492 } | |
| 493 | |
| 494 if (has_autofill_item) { | |
| 495 v.push_back(string16()); | |
| 496 l.push_back(string16()); | |
| 497 i.push_back(string16()); | |
| 498 ids.push_back(WebAutofillClient::MenuItemIDSeparator); | |
| 499 | |
| 500 if (FormWithElementIsAutofilled(element_)) { | |
| 501 // The form has been auto-filled, so give the user the chance to clear the | |
| 502 // form. Append the 'Clear form' menu item. | |
| 503 v.push_back(l10n_util::GetStringUTF16(IDS_AUTOFILL_CLEAR_FORM_MENU_ITEM)); | |
| 504 l.push_back(string16()); | |
| 505 i.push_back(string16()); | |
| 506 ids.push_back(WebAutofillClient::MenuItemIDClearForm); | |
| 507 } | |
| 508 | |
| 509 // Append the 'Chrome Autofill options' menu item; | |
| 510 v.push_back(l10n_util::GetStringUTF16(IDS_AUTOFILL_OPTIONS_POPUP)); | |
| 511 l.push_back(string16()); | |
| 512 i.push_back(string16()); | |
| 513 ids.push_back(WebAutofillClient::MenuItemIDAutofillOptions); | |
| 514 } | |
| 515 | |
| 516 CombineDataListEntriesAndShow(element_, v, l, i, ids, has_autofill_item); | |
| 517 } | |
| 518 | |
| 519 void AutofillAgent::CombineDataListEntriesAndShow( | |
| 520 const WebKit::WebInputElement& element, | |
| 521 const std::vector<string16>& values, | |
| 522 const std::vector<string16>& labels, | |
| 523 const std::vector<string16>& icons, | |
| 524 const std::vector<int>& item_ids, | |
| 525 bool has_autofill_item) { | |
| 526 std::vector<string16> v; | |
| 527 std::vector<string16> l; | |
| 528 std::vector<string16> i; | |
| 529 std::vector<int> ids; | |
| 530 | |
| 531 AppendDataListSuggestions(element, &v, &l, &i, &ids); | |
| 532 | |
| 533 // If there are both <datalist> items and Autofill suggestions, add a | |
| 534 // separator between them. | |
| 535 if (!v.empty() && !values.empty()) { | |
| 536 v.push_back(string16()); | |
| 537 l.push_back(string16()); | |
| 538 i.push_back(string16()); | |
| 539 ids.push_back(WebAutofillClient::MenuItemIDSeparator); | |
| 540 } | |
| 541 | |
| 542 // Append the Autofill suggestions. | |
| 543 v.insert(v.end(), values.begin(), values.end()); | |
| 544 l.insert(l.end(), labels.begin(), labels.end()); | |
| 545 i.insert(i.end(), icons.begin(), icons.end()); | |
| 546 ids.insert(ids.end(), item_ids.begin(), item_ids.end()); | |
| 547 | |
| 548 if (v.empty()) { | |
| 549 // No suggestions, any popup currently showing is obsolete. | |
| 550 HidePopups(); | |
| 551 return; | |
| 552 } | |
| 553 | |
| 554 WebKit::WebView* web_view = render_view()->GetWebView(); | |
| 555 if (!web_view) | |
| 556 return; | |
| 557 | |
| 558 // Send to WebKit for display. | |
| 559 web_view->applyAutofillSuggestions(element, v, l, i, ids); | |
| 560 | |
| 561 Send(new AutofillHostMsg_DidShowAutofillSuggestions( | |
| 562 routing_id(), | |
| 563 has_autofill_item && !has_shown_autofill_popup_for_current_edit_)); | |
| 564 has_shown_autofill_popup_for_current_edit_ |= has_autofill_item; | |
| 565 } | |
| 566 | |
| 567 void AutofillAgent::AcceptDataListSuggestion(const string16& suggested_value) { | |
| 568 string16 new_value = suggested_value; | |
| 569 // If this element takes multiple values then replace the last part with | |
| 570 // the suggestion. | |
| 571 if (element_.isMultiple() && | |
| 572 element_.formControlType() == WebString::fromUTF8("email")) { | |
| 573 std::vector<string16> parts; | |
| 574 | |
| 575 base::SplitStringDontTrim(element_.editingValue(), ',', &parts); | |
| 576 if (parts.size() == 0) | |
| 577 parts.push_back(string16()); | |
| 578 | |
| 579 string16 last_part = parts.back(); | |
| 580 // We want to keep just the leading whitespace. | |
| 581 for (size_t i = 0; i < last_part.size(); ++i) { | |
| 582 if (!IsWhitespace(last_part[i])) { | |
| 583 last_part = last_part.substr(0, i); | |
| 584 break; | |
| 585 } | |
| 586 } | |
| 587 last_part.append(suggested_value); | |
| 588 parts[parts.size() - 1] = last_part; | |
| 589 | |
| 590 new_value = JoinString(parts, ','); | |
| 591 } | |
| 592 SetNodeText(new_value, &element_); | |
| 593 } | |
| 594 | |
| 595 void AutofillAgent::OnFormDataFilled(int query_id, | |
| 596 const FormData& form) { | |
| 597 if (!render_view()->GetWebView() || query_id != autofill_query_id_) | |
| 598 return; | |
| 599 | |
| 600 was_query_node_autofilled_ = element_.isAutofilled(); | |
| 601 | |
| 602 switch (autofill_action_) { | |
| 603 case AUTOFILL_FILL: | |
| 604 FillForm(form, element_); | |
| 605 Send(new AutofillHostMsg_DidFillAutofillFormData(routing_id(), | |
| 606 base::TimeTicks::Now())); | |
| 607 break; | |
| 608 case AUTOFILL_PREVIEW: | |
| 609 PreviewForm(form, element_); | |
| 610 Send(new AutofillHostMsg_DidPreviewAutofillFormData(routing_id())); | |
| 611 break; | |
| 612 default: | |
| 613 NOTREACHED(); | |
| 614 } | |
| 615 autofill_action_ = AUTOFILL_NONE; | |
| 616 } | |
| 617 | |
| 618 void AutofillAgent::OnFieldTypePredictionsAvailable( | |
| 619 const std::vector<FormDataPredictions>& forms) { | |
| 620 for (size_t i = 0; i < forms.size(); ++i) { | |
| 621 form_cache_.ShowPredictions(forms[i]); | |
| 622 } | |
| 623 } | |
| 624 | |
| 625 void AutofillAgent::OnSetAutofillActionFill() { | |
| 626 autofill_action_ = AUTOFILL_FILL; | |
| 627 } | |
| 628 | |
| 629 void AutofillAgent::OnClearForm() { | |
| 630 form_cache_.ClearFormWithElement(element_); | |
| 631 } | |
| 632 | |
| 633 void AutofillAgent::OnSetAutofillActionPreview() { | |
| 634 autofill_action_ = AUTOFILL_PREVIEW; | |
| 635 } | |
| 636 | |
| 637 void AutofillAgent::OnClearPreviewedForm() { | |
| 638 didClearAutofillSelection(element_); | |
| 639 } | |
| 640 | |
| 641 void AutofillAgent::OnSetNodeText(const string16& value) { | |
| 642 SetNodeText(value, &element_); | |
| 643 } | |
| 644 | |
| 645 void AutofillAgent::OnAcceptDataListSuggestion(const string16& value) { | |
| 646 AcceptDataListSuggestion(value); | |
| 647 } | |
| 648 | |
| 649 void AutofillAgent::OnAcceptPasswordAutofillSuggestion(const string16& value) { | |
| 650 // We need to make sure this is handled here because the browser process | |
| 651 // skipped it handling because it believed it would be handled here. If it | |
| 652 // isn't handled here then the browser logic needs to be updated. | |
| 653 bool handled = password_autofill_manager_->DidAcceptAutofillSuggestion( | |
| 654 element_, | |
| 655 value); | |
| 656 DCHECK(handled); | |
| 657 } | |
| 658 | |
| 659 void AutofillAgent::OnRequestAutocompleteResult( | |
| 660 WebFormElement::AutocompleteResult result, const FormData& form_data) { | |
| 661 if (in_flight_request_form_.isNull()) | |
| 662 return; | |
| 663 | |
| 664 if (result == WebFormElement::AutocompleteResultSuccess) | |
| 665 FillFormIncludingNonFocusableElements(form_data, in_flight_request_form_); | |
| 666 | |
| 667 in_flight_request_form_.finishRequestAutocomplete(result); | |
| 668 in_flight_request_form_.reset(); | |
| 669 } | |
| 670 | |
| 671 void AutofillAgent::OnFillFormsAndClick( | |
| 672 const std::vector<FormData>& forms, | |
| 673 const WebElementDescriptor& click_element_descriptor) { | |
| 674 DCHECK_EQ(forms.size(), form_elements_.size()); | |
| 675 | |
| 676 // Fill the form. | |
| 677 for (size_t i = 0; i < forms.size(); ++i) | |
| 678 FillFormIncludingNonFocusableElements(forms[i], form_elements_[i]); | |
| 679 | |
| 680 // It's possible that clicking the element to proceed in an Autocheckout | |
| 681 // flow will not actually proceed to the next step in the flow, e.g. there | |
| 682 // is a new required field that Autocheckout does not know how to fill. In | |
| 683 // order to capture this case and present the user with an error a timer is | |
| 684 // set that informs the browser of the error. |click_timer_| has to be started | |
| 685 // before clicking so it can start before DidStartProvisionalLoad started. | |
| 686 click_timer_.Start(FROM_HERE, | |
| 687 base::TimeDelta::FromSeconds(kAutocheckoutClickTimeout), | |
| 688 this, | |
| 689 &AutofillAgent::ClickFailed); | |
| 690 if (!ClickElement(topmost_frame_->document(), | |
| 691 click_element_descriptor)) { | |
| 692 click_timer_.Stop(); | |
| 693 Send(new AutofillHostMsg_ClickFailed(routing_id(), | |
| 694 MISSING_ADVANCE)); | |
| 695 } | |
| 696 } | |
| 697 | |
| 698 void AutofillAgent::ClickFailed() { | |
| 699 Send(new AutofillHostMsg_ClickFailed(routing_id(), | |
| 700 CANNOT_PROCEED)); | |
| 701 } | |
| 702 | |
| 703 void AutofillAgent::ShowSuggestions(const WebInputElement& element, | |
| 704 bool autofill_on_empty_values, | |
| 705 bool requires_caret_at_end, | |
| 706 bool display_warning_if_disabled) { | |
| 707 if (!element.isEnabled() || element.isReadOnly() || !element.isTextField() || | |
| 708 element.isPasswordField() || !element.suggestedValue().isEmpty()) | |
| 709 return; | |
| 710 | |
| 711 // Don't attempt to autofill with values that are too large or if filling | |
| 712 // criteria are not met. | |
| 713 WebString value = element.editingValue(); | |
| 714 if (value.length() > kMaximumTextSizeForAutofill || | |
| 715 (!autofill_on_empty_values && value.isEmpty()) || | |
| 716 (requires_caret_at_end && | |
| 717 (element.selectionStart() != element.selectionEnd() || | |
| 718 element.selectionEnd() != static_cast<int>(value.length())))) { | |
| 719 // Any popup currently showing is obsolete. | |
| 720 HidePopups(); | |
| 721 return; | |
| 722 } | |
| 723 | |
| 724 element_ = element; | |
| 725 | |
| 726 // If autocomplete is disabled at the form level, then we might want to show a | |
| 727 // warning in place of suggestions. However, if autocomplete is disabled | |
| 728 // specifically for this field, we never want to show a warning. Otherwise, | |
| 729 // we might interfere with custom popups (e.g. search suggestions) used by the | |
| 730 // website. Note that we cannot use the WebKit method element.autoComplete() | |
| 731 // as it does not allow us to distinguish the case where autocomplete is | |
| 732 // disabled for *both* the element and for the form. | |
| 733 // Also, if the field has no name, then we won't have values. | |
| 734 const string16 autocomplete_attribute = element.getAttribute("autocomplete"); | |
| 735 if (LowerCaseEqualsASCII(autocomplete_attribute, "off") || | |
| 736 element.nameForAutofill().isEmpty()) { | |
| 737 CombineDataListEntriesAndShow(element, std::vector<string16>(), | |
| 738 std::vector<string16>(), | |
| 739 std::vector<string16>(), | |
| 740 std::vector<int>(), false); | |
| 741 return; | |
| 742 } | |
| 743 | |
| 744 QueryAutofillSuggestions(element, display_warning_if_disabled); | |
| 745 } | |
| 746 | |
| 747 void AutofillAgent::QueryAutofillSuggestions(const WebInputElement& element, | |
| 748 bool display_warning_if_disabled) { | |
| 749 if (!element.document().frame()) | |
| 750 return; | |
| 751 | |
| 752 static int query_counter = 0; | |
| 753 autofill_query_id_ = query_counter++; | |
| 754 display_warning_if_disabled_ = display_warning_if_disabled; | |
| 755 | |
| 756 // If autocomplete is disabled at the form level, we want to see if there | |
| 757 // would have been any suggestions were it enabled, so that we can show a | |
| 758 // warning. Otherwise, we want to ignore fields that disable autocomplete, so | |
| 759 // that the suggestions list does not include suggestions for these form | |
| 760 // fields -- see comment 1 on http://crbug.com/69914 | |
| 761 // Rather than testing the form's autocomplete enabled state, we test the | |
| 762 // element's state. The DCHECK below ensures that this is equivalent. | |
| 763 DCHECK(element.autoComplete() || !element.form().autoComplete()); | |
| 764 const RequirementsMask requirements = | |
| 765 element.autoComplete() ? REQUIRE_AUTOCOMPLETE : REQUIRE_NONE; | |
| 766 | |
| 767 FormData form; | |
| 768 FormFieldData field; | |
| 769 if (!FindFormAndFieldForInputElement(element, &form, &field, requirements)) { | |
| 770 // If we didn't find the cached form, at least let autocomplete have a shot | |
| 771 // at providing suggestions. | |
| 772 WebFormControlElementToFormField(element, EXTRACT_VALUE, &field); | |
| 773 } | |
| 774 | |
| 775 gfx::Rect bounding_box(element_.boundsInViewportSpace()); | |
| 776 | |
| 777 float scale = web_view_->pageScaleFactor(); | |
| 778 gfx::RectF bounding_box_scaled(bounding_box.x() * scale, | |
| 779 bounding_box.y() * scale, | |
| 780 bounding_box.width() * scale, | |
| 781 bounding_box.height() * scale); | |
| 782 | |
| 783 // Find the datalist values and send them to the browser process. | |
| 784 std::vector<string16> data_list_values; | |
| 785 std::vector<string16> data_list_labels; | |
| 786 std::vector<string16> data_list_icons; | |
| 787 std::vector<int> data_list_unique_ids; | |
| 788 AppendDataListSuggestions(element_, | |
| 789 &data_list_values, | |
| 790 &data_list_labels, | |
| 791 &data_list_icons, | |
| 792 &data_list_unique_ids); | |
| 793 | |
| 794 TrimDataListsForIPC(&data_list_values, | |
| 795 &data_list_labels, | |
| 796 &data_list_icons, | |
| 797 &data_list_unique_ids); | |
| 798 | |
| 799 Send(new AutofillHostMsg_SetDataList(routing_id(), | |
| 800 data_list_values, | |
| 801 data_list_labels, | |
| 802 data_list_icons, | |
| 803 data_list_unique_ids)); | |
| 804 | |
| 805 // Add SSL Status in the formdata to let browser process alert user | |
| 806 // appropriately using browser UI. | |
| 807 form.ssl_status = render_view()->GetSSLStatusOfFrame( | |
| 808 element.document().frame()); | |
| 809 Send(new AutofillHostMsg_QueryFormFieldAutofill(routing_id(), | |
| 810 autofill_query_id_, | |
| 811 form, | |
| 812 field, | |
| 813 bounding_box_scaled, | |
| 814 display_warning_if_disabled)); | |
| 815 } | |
| 816 | |
| 817 void AutofillAgent::FillAutofillFormData(const WebNode& node, | |
| 818 int unique_id, | |
| 819 AutofillAction action) { | |
| 820 DCHECK_GT(unique_id, 0); | |
| 821 | |
| 822 static int query_counter = 0; | |
| 823 autofill_query_id_ = query_counter++; | |
| 824 | |
| 825 FormData form; | |
| 826 FormFieldData field; | |
| 827 if (!FindFormAndFieldForInputElement(node.toConst<WebInputElement>(), &form, | |
| 828 &field, REQUIRE_AUTOCOMPLETE)) { | |
| 829 return; | |
| 830 } | |
| 831 | |
| 832 autofill_action_ = action; | |
| 833 Send(new AutofillHostMsg_FillAutofillFormData( | |
| 834 routing_id(), autofill_query_id_, form, field, unique_id)); | |
| 835 } | |
| 836 | |
| 837 void AutofillAgent::SetNodeText(const string16& value, | |
| 838 WebKit::WebInputElement* node) { | |
| 839 did_set_node_text_ = true; | |
| 840 string16 substring = value; | |
| 841 substring = substring.substr(0, node->maxLength()); | |
| 842 | |
| 843 node->setEditingValue(substring); | |
| 844 } | |
| 845 | |
| 846 void AutofillAgent::HidePopups() { | |
| 847 WebKit::WebView* web_view = render_view()->GetWebView(); | |
| 848 if (web_view) | |
| 849 web_view->hidePopups(); | |
| 850 | |
| 851 HideHostPopups(); | |
| 852 } | |
| 853 | |
| 854 void AutofillAgent::HideHostPopups() { | |
| 855 Send(new AutofillHostMsg_HideAutofillPopup(routing_id())); | |
| 856 } | |
| 857 | |
| 858 } // namespace autofill | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 12434004:
Move remaining Autofill code to //components/autofill. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src