Imported WebKit commit 2ea9d364d0f6efa8fa64acf19f451504c59be0e4 (http://svn.webkit.org/repository/webkit/trunk@104285)

1 files changed, 115 insertions, 0 deletions

diff --git a/Source/WebKit/chromium/src/WebPasswordFormUtils.cpp b/Source/WebKit/chromium/src/WebPasswordFormUtils.cpp
new file mode 100644
index 000000000..74017177a
--- /dev/null
+++ b/Source/WebKit/chromium/src/WebPasswordFormUtils.cpp
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+/* ***** BEGIN LICENSE BLOCK *****
+* Version: MPL 1.1/GPL 2.0/LGPL 2.1
+*
+* The contents of this file are subject to the Mozilla Public License Version
+* 1.1 (the "License"); you may not use this file except in compliance with
+* the License. You may obtain a copy of the License at
+* http://www.mozilla.org/MPL/
+*
+* Software distributed under the License is distributed on an "AS IS" basis,
+* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+* for the specific language governing rights and limitations under the
+* License.
+*
+* The Original Code is Mozilla Password Manager.
+*
+* The Initial Developer of the Original Code is
+* Brian Ryner.
+* Portions created by the Initial Developer are Copyright (C) 2003
+* the Initial Developer. All Rights Reserved.
+*
+* Contributor(s):
+*  Brian Ryner <bryner@brianryner.com>
+*
+* Alternatively, the contents of this file may be used under the terms of
+* either the GNU General Public License Version 2 or later (the "GPL"), or
+* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+* in which case the provisions of the GPL or the LGPL are applicable instead
+* of those above. If you wish to allow use of your version of this file only
+* under the terms of either the GPL or the LGPL, and not to allow others to
+* use your version of this file under the terms of the MPL, indicate your
+* decision by deleting the provisions above and replace them with the notice
+* and other provisions required by the GPL or the LGPL. If you do not delete
+* the provisions above, a recipient may use your version of this file under
+* the terms of any one of the MPL, the GPL or the LGPL.
+*
+* ***** END LICENSE BLOCK ***** */
+
+// Helper to WebPasswordFormData to do the locating of username/password
+// fields.
+// This method based on Firefox2 code in
+//   toolkit/components/passwordmgr/base/nsPasswordManager.cpp
+
+#include "config.h"
+#include "WebPasswordFormUtils.h"
+
+#include "HTMLFormElement.h"
+#include "HTMLInputElement.h"
+#include "HTMLNames.h"
+#include "KURL.h"
+
+#include "DOMUtilitiesPrivate.h"
+
+using namespace WebCore;
+
+namespace WebKit {
+
+// Maximum number of password fields we will observe before throwing our
+// hands in the air and giving up with a given form.
+static const size_t maxPasswords = 3;
+
+void findPasswordFormFields(HTMLFormElement* form, PasswordFormFields* fields)
+{
+    ASSERT(form);
+    ASSERT(fields);
+
+    int firstPasswordIndex = 0;
+    // First, find the password fields and activated submit button
+    const Vector<FormAssociatedElement*>& formElements = form->associatedElements();
+    for (size_t i = 0; i < formElements.size(); i++) {
+        if (!formElements[i]->isFormControlElement())
+            continue;
+        HTMLFormControlElement* formElement = static_cast<HTMLFormControlElement*>(formElements[i]);
+        if (formElement->isActivatedSubmit())
+            fields->submit = formElement;
+
+        if (!formElement->hasLocalName(HTMLNames::inputTag))
+            continue;
+
+        HTMLInputElement* inputElement = toHTMLInputElement(formElement);
+        if (!inputElement->isEnabledFormControl())
+            continue;
+
+        if ((fields->passwords.size() < maxPasswords)
+            && inputElement->isPasswordField()
+            && inputElement->shouldAutocomplete()) {
+            if (fields->passwords.isEmpty())
+                firstPasswordIndex = i;
+            fields->passwords.append(inputElement);
+        }
+    }
+
+    if (!fields->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 = toHTMLInputElement(formElement);
+            if (!inputElement->isEnabledFormControl())
+                continue;
+
+            // Various input types such as text, url, email can be a username field.
+            if ((inputElement->isTextField() && !inputElement->isPasswordField())
+                && (inputElement->shouldAutocomplete())) {
+                fields->userName = inputElement;
+                break;
+            }
+        }
+    }
+}
+
+} // namespace WebKit