--- /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
+