--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/DOM/WebDOMOperations.mm	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,271 @@
+/*
+ * Copyright (C) 2005 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 <WebKit/WebDOMOperationsPrivate.h>
+
+#import <WebKit/DOMExtensions.h>
+#import <WebKit/DOMHTML.h>
+#import <JavaScriptCore/Assertions.h>
+#import <WebKit/WebFrameBridge.h>
+#import <WebKit/WebDataSourcePrivate.h>
+#import <WebKit/WebFramePrivate.h>
+#import <WebKit/WebKitNSStringExtras.h>
+#import <WebKit/WebArchiver.h>
+
+
+@implementation DOMNode (WebDOMNodeOperations)
+
+- (WebFrameBridge *)_bridge
+{
+    return (WebFrameBridge *)[WebFrameBridge bridgeForDOMDocument:[self ownerDocument]];
+}
+
+- (WebArchive *)webArchive
+{
+    return [WebArchiver archiveNode:self];
+}
+
+- (NSString *)markupString
+{
+    return [[self _bridge] markupStringFromNode:self nodes:nil];
+}
+
+- (NSArray *)_URLsFromSelectors:(SEL)firstSel, ...
+{
+    NSMutableArray *URLs = [NSMutableArray array];
+    
+    va_list args;
+    va_start(args, firstSel);
+    
+    SEL selector = firstSel;
+    do {
+        NSString *string = [self performSelector:selector];
+        if ([string length] > 0) {
+            [URLs addObject:[[self ownerDocument] URLWithAttributeString:string]];
+        }
+    } while ((selector = va_arg(args, SEL)) != nil);
+    
+    va_end(args);
+    
+    return URLs;
+}
+
+- (NSArray *)_subresourceURLs
+{
+    return nil;
+}
+
+@end
+
+@implementation DOMDocument (WebDOMDocumentOperations)
+
+- (WebFrame *)webFrame
+{
+    return [[self _bridge] webFrame];
+}
+
+- (NSURL *)URLWithAttributeString:(NSString *)string
+{
+    return [[self _bridge] URLWithAttributeString:string];
+}
+
+@end
+
+@implementation DOMDocument (WebDOMDocumentOperationsPrivate)
+
+- (DOMRange *)_createRangeWithNode:(DOMNode *)node
+{
+    DOMRange *range = [self createRange];
+    [range selectNode:node];
+    return range;
+}
+
+- (DOMRange *)_documentRange
+{
+    return [self _createRangeWithNode:[self documentElement]];
+}
+
+@end
+
+@implementation DOMRange (WebDOMRangeOperations)
+
+- (WebFrameBridge *)_bridge
+{
+    return [[self startContainer] _bridge];
+}
+
+- (WebArchive *)webArchive
+{
+    return [WebArchiver archiveRange:self];
+}
+
+- (NSString *)markupString
+{
+    return [[self _bridge] markupStringFromRange:self nodes:nil];
+}
+
+@end
+
+@implementation DOMHTMLBodyElement (WebDOMHTMLBodyElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    return [self _URLsFromSelectors:@selector(background), nil];
+}
+
+@end
+
+@implementation DOMHTMLInputElement (WebDOMHTMLInputElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    return [self _URLsFromSelectors:@selector(src), nil];
+}
+
+@end
+
+@implementation DOMHTMLLinkElement (WebDOMHTMLLinkElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    NSString *relName = [self rel];
+    if ([relName _webkit_isCaseInsensitiveEqualToString:@"stylesheet"] || [relName _webkit_isCaseInsensitiveEqualToString:@"icon"]) {
+        return [self _URLsFromSelectors:@selector(href), nil];
+    }
+    return nil;
+}
+
+@end
+
+@implementation DOMHTMLScriptElement (WebDOMHTMLScriptElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    return [self _URLsFromSelectors:@selector(src), nil];
+}
+
+@end
+
+@implementation DOMHTMLImageElement (WebDOMHTMLImageElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    SEL useMapSelector = [[self useMap] hasPrefix:@"#"] ? nil : @selector(useMap);
+    return [self _URLsFromSelectors:@selector(src), useMapSelector, nil];
+}
+
+@end
+
+@implementation DOMHTMLEmbedElement (WebDOMHTMLEmbedElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    return [self _URLsFromSelectors:@selector(src), nil];
+}
+
+@end
+
+@implementation DOMHTMLObjectElement (WebDOMHTMLObjectElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    SEL useMapSelector = [[self useMap] hasPrefix:@"#"] ? nil : @selector(useMap);
+    return [self _URLsFromSelectors:@selector(data), useMapSelector, nil];
+}
+
+@end
+
+@implementation DOMHTMLParamElement (WebDOMHTMLParamElementOperationsPrivate)
+
+- (NSArray *)_subresourceURLs
+{
+    NSString *paramName = [self name];
+    if ([paramName _webkit_isCaseInsensitiveEqualToString:@"data"] ||
+        [paramName _webkit_isCaseInsensitiveEqualToString:@"movie"] ||
+        [paramName _webkit_isCaseInsensitiveEqualToString:@"src"]) {
+        return [self _URLsFromSelectors:@selector(value), nil];
+    }
+    return nil;
+}
+
+@end
+
+@implementation DOMHTMLTableElement (WebDOMHTMLTableElementOperationsPrivate)
+
+- (NSString *)_web_background
+{
+    return [self getAttribute:@"background"];
+}
+
+- (NSArray *)_subresourceURLs
+{
+    return [self _URLsFromSelectors:@selector(_web_background), nil];
+}
+
+@end
+
+@implementation DOMHTMLTableCellElement (WebDOMHTMLTableCellElementOperationsPrivate)
+
+- (NSString *)_web_background
+{
+    return [self getAttribute:@"background"];
+}
+
+- (NSArray *)_subresourceURLs
+{
+    return [self _URLsFromSelectors:@selector(_web_background), nil];
+}
+
+@end
+
+@implementation DOMHTMLFrameElement (WebDOMHTMLFrameElementOperations)
+
+- (WebFrame *)contentFrame
+{
+    return [[self contentDocument] webFrame];
+}
+
+@end
+
+@implementation DOMHTMLIFrameElement (WebDOMHTMLIFrameElementOperations)
+
+- (WebFrame *)contentFrame
+{
+    return [[self contentDocument] webFrame];
+}
+
+@end
+
+@implementation DOMHTMLObjectElement (WebDOMHTMLObjectElementOperations)
+
+- (WebFrame *)contentFrame
+{
+    return [[self contentDocument] webFrame];
+}
+
+@end