diff -r 000000000000 -r dd21522fd290 webengine/osswebengine/WebKit/WebView/WebArchiver.mm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/WebView/WebArchiver.mm	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,189 @@
+/*
+ * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer. 
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution. 
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "WebArchiver.h"
+
+#import "WebArchive.h"
+#import "WebDOMOperationsPrivate.h"
+#import "WebDataSource.h"
+#import "WebDocument.h"
+#import "WebFrame.h"
+#import "WebFrameBridge.h"
+#import "WebFrameInternal.h"
+#import "WebResource.h"
+#import <JavaScriptCore/Assertions.h>
+#import <WebCore/Frame.h>
+#import <WebCore/SelectionController.h>
+#import <WebKit/DOM.h>
+
+using namespace WebCore;
+
+@implementation WebArchiver
+
++ (NSArray *)_subframeArchivesForFrame:(WebFrame *)frame
+{
+    NSEnumerator *enumerator = [[frame childFrames] objectEnumerator];
+    NSMutableArray *subframeArchives = [NSMutableArray array];
+    WebFrame *childFrame;
+    while ((childFrame = [enumerator nextObject])) {
+        WebArchive *childFrameArchive = [self archiveFrame:childFrame];
+        if (childFrameArchive)
+            [subframeArchives addObject:childFrameArchive];
+    }
+
+    return subframeArchives;
+}
+
++ (WebArchive *)archiveFrame:(WebFrame *)frame;
+{
+    return [[[WebArchive alloc] initWithMainResource:[[frame _dataSource] mainResource]
+                                        subresources:[[frame _dataSource] subresources]
+                                    subframeArchives:[self _subframeArchivesForFrame:frame]] autorelease];
+}
+
++ (WebArchive *)archiveMainResourceForFrame:(WebFrame *)frame;
+{
+    return [[[WebArchive alloc] initWithMainResource:[[frame _dataSource] mainResource]
+                                        subresources:nil
+                                    subframeArchives:nil] autorelease];
+}
+
++ (WebArchive *)_archiveCurrentStateForFrame:(WebFrame *)frame
+{
+    if ([frame DOMDocument])
+        return [self archiveNode:[frame DOMDocument]];
+
+    return [self archiveFrame:frame];
+}
+
++ (WebArchive *)_archiveWithMarkupString:(NSString *)markupString fromFrame:(WebFrame *)frame nodes:(NSArray *)nodes
+{ 
+    NSURLResponse *response = [[frame _dataSource] response];
+    NSURL *responseURL = [response URL];
+    
+    // it's possible to have a response without a URL here
+    // <rdar://problem/5454935>
+    if (!responseURL)
+        responseURL = [NSURL URLWithString:@""];
+    
+    WebResource *mainResource = [[WebResource alloc] initWithData:[markupString dataUsingEncoding:NSUTF8StringEncoding]
+                                                              URL:responseURL
+                                                         MIMEType:[response MIMEType]
+                                                 textEncodingName:@"UTF-8"
+                                                        frameName:[frame name]];
+    
+    NSMutableArray *subframeArchives = [[NSMutableArray alloc] init];
+    NSMutableArray *subresources = [[NSMutableArray alloc] init];
+    NSMutableSet *uniqueSubresources = [[NSMutableSet alloc] init];
+    NSEnumerator *enumerator = [nodes objectEnumerator];
+    DOMNode *node;
+    while ((node = [enumerator nextObject]) != nil) {
+        WebFrame *childFrame;
+        if (([node isKindOfClass:[DOMHTMLFrameElement class]] || 
+             [node isKindOfClass:[DOMHTMLIFrameElement class]] || 
+             [node isKindOfClass:[DOMHTMLObjectElement class]]) &&
+            ((childFrame = [(DOMHTMLFrameElement *)node contentFrame]) != nil)) {
+            [subframeArchives addObject:[self _archiveCurrentStateForFrame:childFrame]];
+        } else {
+            NSEnumerator *enumerator = [[node _subresourceURLs] objectEnumerator];
+            NSURL *URL;
+            while ((URL = [enumerator nextObject]) != nil) {
+                if ([uniqueSubresources containsObject:URL])
+                    continue;
+                [uniqueSubresources addObject:URL];
+                WebResource *subresource = [[frame _dataSource] subresourceForURL:URL];
+                if (subresource)
+                    [subresources addObject:subresource];
+                else
+                    // FIXME: should do something better than spew to console here
+                    LOG_ERROR("Failed to archive subresource for %@", URL);
+            }
+        }
+    }
+    
+    WebArchive *archive = [[[WebArchive alloc] initWithMainResource:mainResource subresources:subresources subframeArchives:subframeArchives] autorelease];
+    [mainResource release];
+    [uniqueSubresources release];
+    [subresources release];
+    [subframeArchives release];
+    
+    return archive;
+}
+
++ (WebArchive *)archiveRange:(DOMRange *)range
+{
+    WebFrameBridge *bridge = [range _bridge];
+    WebFrame *frame = [bridge webFrame];
+    NSArray *nodes;
+    NSString *markupString = [bridge markupStringFromRange:range nodes:&nodes];
+    return [self _archiveWithMarkupString:markupString fromFrame:frame nodes:nodes];
+}
+
++ (WebArchive *)archiveNode:(DOMNode *)node
+{
+    WebFrame *frame = [[node ownerDocument] webFrame];
+    WebFrameBridge *bridge = [frame _bridge];
+    NSArray *nodes;
+    NSString *markupString = [bridge markupStringFromNode:node nodes:&nodes];
+    return [self _archiveWithMarkupString:markupString fromFrame:frame nodes:nodes];
+}
+
++ (WebArchive *)archiveSelectionInFrame:(WebFrame *)frame
+{
+    Frame* coreFrame = core(frame);
+    if (!coreFrame)
+        return nil;
+
+    WebFrameBridge *bridge = [frame _bridge];
+    NSArray *nodes;
+    NSString *markupString = [bridge markupStringFromRange:kit(coreFrame->selectionController()->toRange().get()) nodes:&nodes];
+    WebArchive *archive = [self _archiveWithMarkupString:markupString fromFrame:frame nodes:nodes];
+
+    if (coreFrame->isFrameSet()) {
+        // Wrap the frameset document in an iframe so it can be pasted into
+        // another document (which will have a body or frameset of its own). 
+
+        NSString *iframeMarkup = [[NSString alloc] initWithFormat:@"<iframe frameborder=\"no\" marginwidth=\"0\" marginheight=\"0\" width=\"98%%\" height=\"98%%\" src=\"%@\"></iframe>", [[[frame _dataSource] response] URL]];
+        WebResource *iframeResource = [[WebResource alloc] initWithData:[iframeMarkup dataUsingEncoding:NSUTF8StringEncoding]
+                                                                  URL:[NSURL URLWithString:@"about:blank"]
+                                                             MIMEType:@"text/html"
+                                                     textEncodingName:@"UTF-8"
+                                                            frameName:nil];
+        
+        NSArray *subframeArchives = [NSArray arrayWithObject:archive];
+        archive = [[[WebArchive alloc] initWithMainResource:iframeResource subresources:nil subframeArchives:subframeArchives] autorelease];
+        
+        [iframeResource release];
+        [iframeMarkup release];
+    }
+
+    return archive;
+}
+
+@end
+