Support for document.lastModified

svn path=/trunk/kdelibs/; revision=118024

khtml/dom/html_document.cpp

@@ -128,6 +128,12 @@ DOMString HTMLDocument::domain() const
     return ((HTMLDocumentImpl *)impl)->domain();
 }
 
+DOMString HTMLDocument::lastModified() const
+{
+    if(!impl) return DOMString();
+    return ((HTMLDocumentImpl *)impl)->lastModified();
+}
+
 DOMString HTMLDocument::URL() const
 {
     if(!impl) return DOMString();

khtml/dom/html_document.h

@@ -121,6 +121,12 @@ public:
      */
     DOMString domain() const;
 
+    /**
+     * The date the document was last modified.
+     *
+     */
+    DOMString lastModified() const;
+
     /**
      * The complete URI of the document.
      *
@@ -289,7 +295,7 @@ public:
      *
      * converts the given (potentially relative) URL in a
      * full-qualified one, using the baseURL / document URL for
-     * the missing parts. 
+     * the missing parts.
      */
     DOMString completeURL( const DOMString& url) const;
 };

khtml/ecma/kjs_html.cpp

@@ -177,7 +177,8 @@ bool KJS::HTMLDocument::hasProperty(const UString &p, bool recursive) const
       p == "body" || p == "location" || p == "images" || p == "applets" ||
       p == "links" || p == "forms" || p == "anchors" || p == "all" ||
       p == "cookie" || p == "open" || p == "close" || p == "write" ||
-      p == "writeln" || p == "getElementById" || p == "getElementsByName")
+      p == "writeln" || p == "getElementById" || p == "getElementsByName" ||
+      p == "lastModified" )
     return true;
   if (!static_cast<DOM::HTMLDocument>(node).all().
       namedItem(p.string()).isNull())
@@ -265,8 +266,8 @@ KJSO KJS::HTMLDocument::tryGet(const UString &p) const
 //    return Undefined();
 //  else if (p == "ids")
 //    return Undefined();
-//  else if (p == "lastModified")
-//    return Undefined();
+  else if (p == "lastModified")
+    return String(doc.lastModified());
   else if (p == "height")
     return Number(part->view() ? part->view()->visibleWidth() : 0);
   else if (p == "width")

khtml/html/html_documentimpl.cpp

@@ -108,6 +108,13 @@ DOMString HTMLDocumentImpl::domain() const
     return KURL( URL() ).host();
 }
 
+DOMString HTMLDocumentImpl::lastModified() const
+{
+    if ( view() )
+        return view()->part()->lastModified();
+    return DOMString();
+}
+
 HTMLElementImpl *HTMLDocumentImpl::body()
 {
     NodeImpl *de = documentElement();

khtml/html/html_documentimpl.h

@@ -56,6 +56,7 @@ public:
 
     DOMString referrer() const;
     DOMString domain() const;
+    DOMString lastModified() const;
 
     HTMLElementImpl *body();
     void setBody(HTMLElementImpl *_body);

khtml/khtml_part.cpp

@@ -268,6 +268,7 @@ public:
 
   QString m_kjsStatusBarText;
   QString m_kjsDefaultStatusBarText;
+  QString m_lastModified;
 
   // QStrings for SSL metadata
   // Note: When adding new variables don't forget to update ::saveState()/::restoreState()!
@@ -1306,6 +1307,10 @@ void KHTMLPart::slotData( KIO::Job* kio_job, const QByteArray &data )
       }
       d->m_bHTTPRefresh = true;
     }
+
+    // Support for http last-modified
+    d->m_lastModified = d->m_job->queryMetaData("modified");
+    kdDebug() << "KHTMLPart::slotData metadata modified: " << d->m_lastModified << endl;
   }
 
   KHTMLPageCache::self()->addData(d->m_cacheId, data);
@@ -1953,7 +1958,7 @@ bool KHTMLPart::findTextNext( const QString &str, bool forward, bool caseSensiti
         {
             DOMStringImpl *t = (static_cast<TextImpl *>(d->m_findNode))->string();
             QConstString s(t->s, t->l);
-            
+
             int matchLen = 0;
             if ( isRegExp ) {
               QRegExp matcher( str );
@@ -1966,7 +1971,7 @@ bool KHTMLPart::findTextNext( const QString &str, bool forward, bool caseSensiti
               d->m_findPos = s.string().find(str, d->m_findPos+1, caseSensitive);
               matchLen = str.length();
             }
-            
+
             if(d->m_findPos != -1)
             {
                 int x = 0, y = 0;
@@ -3532,6 +3537,11 @@ QString KHTMLPart::referrer() const
    return d->m_referrer;
 }
 
+QString KHTMLPart::lastModified() const
+{
+  return d->m_lastModified;
+}
+
 void KHTMLPart::updateFontSize( int add )
 {
   resetFontSizes();

khtml/khtml_part.h

@@ -148,7 +148,7 @@ class KHTMLPart : public KParts::ReadOnlyPart
   friend class KHTMLPartBrowserHostExtension;
   friend class HTMLTokenizer;
   friend class XMLTokenizer;
-  
+
   Q_PROPERTY( bool javaScriptEnabled READ jScriptEnabled WRITE setJScriptEnabled )
   Q_PROPERTY( bool javaEnabled READ javaEnabled WRITE setJavaEnabled )
   Q_PROPERTY( bool autoloadImages READ autoloadImages WRITE setAutoloadImages )
@@ -341,16 +341,16 @@ public:
   void enablePlugins(bool e) { return setPluginsEnabled(e); }
   void autoloadImages(bool e) { return setAutoloadImages(e); }
   void enableMetaRefresh(bool e) { return setMetaRefreshEnabled(e); }
-  
+
   KURL baseURL() const;
   QString baseTarget() const;
   KURL completeURL( const QString &url );
-#endif  
-  
+#endif
+
   /**
    * schedules a redirection after delay seconds
    */
-  void scheduleRedirection( int delay, const QString &url ); 
+  void scheduleRedirection( int delay, const QString &url );
 
   /**
    * Clear the widget and prepares it for new content.
@@ -527,7 +527,7 @@ public:
   /**
    * Retrieve the cursor which is used when the cursor is on a link.
    */
-  QCursor urlCursor() const; 
+  QCursor urlCursor() const;
 
   /**
    * Initiate a text search.
@@ -617,7 +617,7 @@ public:
   /**
    * @internal
    */
-  const KHTMLSettings *settings() const; 
+  const KHTMLSettings *settings() const;
 
   /**
    * Retrieve a pointer to the parent KHTMLPart if the part is a frame
@@ -634,11 +634,11 @@ public:
    */
   QStringList frameNames() const;
 
-#if QT_VERSION < 300  
+#if QT_VERSION < 300
   QList<KParts::ReadOnlyPart> frames() const;
 #else
   QPtrList<KParts::ReadOnlyPart> frames() const;
-#endif  
+#endif
 
   /**
    * Find a frame by name. Returns 0L if frame can't be found.
@@ -687,6 +687,11 @@ public:
    */
   QString referrer() const;
 
+  /**
+   * Last-modified date (in raw string format), if received in the [HTTP] headers.
+   */
+  QString lastModified() const;
+
 signals:
   /**
    * Emitted if the cursor is moved over an URL.
@@ -788,7 +793,7 @@ private slots:
   /**
    * @internal
    */
-  void reparseConfiguration(); 
+  void reparseConfiguration();
 
   /**
    * @internal
@@ -861,7 +866,7 @@ private slots:
   void slotLoadImages();
 
   /**
-   * @internal  
+   * @internal
    */
   void submitFormAgain();
 
@@ -928,8 +933,8 @@ private:
   /**
    * @internal
    */
-  bool restoreURL( const KURL &url ); 
-    
+  bool restoreURL( const KURL &url );
+
   /**
    * @internal
    */
@@ -938,30 +943,30 @@ private:
   /**
    * @internal
    */
-  bool openURLInFrame( const KURL &url, const KParts::URLArgs &urlArgs ); 
+  bool openURLInFrame( const KURL &url, const KParts::URLArgs &urlArgs );
 
   void startAutoScroll();
   void stopAutoScroll();
   void overURL( const QString &url, const QString &target, bool shiftPressed = false );
-  void updateFontSize( int add ); 
-  void setFontBaseInternal( int base, bool absolute ); 
+  void updateFontSize( int add );
+  void setFontBaseInternal( int base, bool absolute );
 
   /**
    * @internal
    */
-  bool processObjectRequest( khtml::ChildFrame *child, const KURL &url, const QString &mimetype ); 
+  bool processObjectRequest( khtml::ChildFrame *child, const KURL &url, const QString &mimetype );
 
   /**
    * @internal
    */
   void submitForm( const char *action, const QString &url, const QByteArray &formData,
                    const QString &target, const QString& contentType = QString::null,
-                   const QString& boundary = QString::null ); 
-  
+                   const QString& boundary = QString::null );
+
   /**
    * @internal
    */
-  void popupMenu( const QString &url ); 
+  void popupMenu( const QString &url );
 
 
   void init( KHTMLView *view, GUIProfile prof );