SVN commit 1200119 by orlovich:

Implement the "past names map" bug-compat feature from HTML5; needed by libero.it 
e-mail app (the old one)

CCBUG: 137348


 M  +17 -3     ecma/kjs_html.cpp  
 M  +27 -1     html/html_formimpl.cpp  
 M  +9 -1      html/html_formimpl.h  


--- trunk/KDE/kdelibs/khtml/ecma/kjs_html.cpp #1200118:1200119
@@ -1235,10 +1235,19 @@
 JSValue *HTMLElement::formNameGetter(ExecState *exec, JSObject*, const Identifier& propertyName, const PropertySlot& slot)
 {
   HTMLElement *thisObj = static_cast<HTMLElement*>(slot.slotBase());
+    HTMLFormElementImpl* form = static_cast<HTMLFormElementImpl*>(thisObj->impl());
 
-  KJS::HTMLCollection coll(exec, static_cast<HTMLFormElementImpl*>(thisObj->impl())->elements());
-  return coll.getNamedItems(exec, propertyName);
+    KJS::HTMLCollection coll(exec, form->elements());
+    JSValue* result = coll.getNamedItems(exec, propertyName);
+    
+    // In case of simple result, remember in past names map
+    // ### our HTMLFormElementsCollection is a bit too IE-compatey rather than HTML5ey
+    if (DOM::NodeImpl* node = toNode(result)) {
+	if (node->isGenericFormElement())
+	    form->bindPastName(static_cast<HTMLGenericFormElementImpl*>(node));
 }
+    return result;
+}
 
 //JSValue* KJS::HTMLElement::tryGet(ExecState *exec, const Identifier &propertyName) const
 bool KJS::HTMLElement::getOwnPropertySlot(ExecState *exec, const Identifier &propertyName, PropertySlot& slot)
@@ -1260,8 +1269,13 @@
       JSValue *namedItems = coll.getNamedItems(exec, propertyName);
       if (namedItems->type() != UndefinedType) {
         slot.setCustom(this, formNameGetter);
-        return namedItems;
+          return true;
       }
+      
+      // Try with past names map
+      if (HTMLGenericFormElementImpl* r = form.lookupByPastName(propertyName.domString())) 
+	  return getImmediateValueSlot(this, getDOMNode(exec, r), slot);
+      
       break;
     }
     case ID_SELECT:
--- trunk/KDE/kdelibs/khtml/html/html_formimpl.cpp #1200118:1200119
@@ -824,7 +824,16 @@
     int i = formElements.indexOf(e);
     if (i != -1)
         formElements.removeAt(i);
+        
+    if (e->hasPastNames()) {
+        QMutableHashIterator<DOMString, HTMLGenericFormElementImpl*> it(m_pastNamesMap);
+        while (it.hasNext()) {
+            it.next();
+            if (it.value() == e)
+                it.remove();
 }
+    }
+}
 
 void HTMLFormElementImpl::registerImgElement(HTMLImageElementImpl *e)
 {
@@ -838,12 +847,29 @@
         imgElements.removeAt(i);
 }
 
+HTMLGenericFormElementImpl* HTMLFormElementImpl::lookupByPastName(const DOMString& id)
+{
+    return m_pastNamesMap.value(id);
+}
+
+void HTMLFormElementImpl::bindPastName(HTMLGenericFormElementImpl* e)
+{
+    DOMString id = e->getAttribute(ATTR_ID);
+    if (!id.isEmpty())
+        m_pastNamesMap.insert(id, e);
+        
+    DOMString nm = e->getAttribute(ATTR_NAME);
+    if (!nm.isEmpty())
+        m_pastNamesMap.insert(nm, e);
+    e->setHasPastNames();
+}
+
 // -------------------------------------------------------------------------
 
 HTMLGenericFormElementImpl::HTMLGenericFormElementImpl(DocumentImpl *doc, HTMLFormElementImpl *f)
     : HTMLElementImpl(doc)
 {
-    m_disabled = m_readOnly = false;
+    m_disabled = m_readOnly = m_hasPastNames = false;
     m_name = 0;
 
     if (f)
--- trunk/KDE/kdelibs/khtml/html/html_formimpl.h #1200118:1200119
@@ -72,6 +72,9 @@
     virtual void addId(const DOMString& id);
     virtual void removeId(const DOMString& id);
 
+    // See "past names map" in HTML5, 4.10.3, "The form element"
+    HTMLGenericFormElementImpl* lookupByPastName(const DOMString& id);
+    void bindPastName(HTMLGenericFormElementImpl* element);
 
     long length() const;
 
@@ -132,6 +135,8 @@
     bool m_havePassword : 1; // for wallet storage
     DOMString m_name;        // our name
     QMap<QString, QString> m_walletMap; // for wallet storage
+    
+    QHash<DOMString, HTMLGenericFormElementImpl*> m_pastNamesMap;
 };
 
 // -------------------------------------------------------------------------
@@ -174,6 +179,9 @@
     virtual bool isGenericFormElement() const { return true; }
     virtual bool isHiddenInput() const { return false; }
 
+    bool hasPastNames() const { return m_hasPastNames; }
+    void setHasPastNames() { m_hasPastNames = true; }
+
     /*
      * override in derived classes to get the encoded name=value pair
      * for submitting
@@ -191,7 +199,7 @@
 
     DOMStringImpl* m_name;
     HTMLFormElementImpl *m_form;
-    bool m_disabled, m_readOnly;
+    bool m_disabled, m_readOnly, m_hasPastNames;
 };
 
 // -------------------------------------------------------------------------