1/* 2 * Copyright (C) 2007, 2008, 2009 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include "config.h" 30#include "JSAttr.h" 31 32#include "CSSHelper.h" 33#include "Document.h" 34#include "HTMLFrameElementBase.h" 35#include "HTMLNames.h" 36 37using namespace JSC; 38 39namespace WebCore { 40 41using namespace HTMLNames; 42 43void JSAttr::setValue(ExecState* exec, JSValue value) 44{ 45 Attr* imp = static_cast<Attr*>(impl()); 46 String attrValue = valueToStringWithNullCheck(exec, value); 47 48 Element* ownerElement = imp->ownerElement(); 49 if (ownerElement && (ownerElement->hasTagName(iframeTag) || ownerElement->hasTagName(frameTag))) { 50 if (equalIgnoringCase(imp->name(), "src") && protocolIsJavaScript(deprecatedParseURL(attrValue))) { 51 Document* contentDocument = static_cast<HTMLFrameElementBase*>(ownerElement)->contentDocument(); 52 if (contentDocument && !checkNodeSecurity(exec, contentDocument)) 53 return; 54 } 55 } 56 57 ExceptionCode ec = 0; 58 imp->setValue(attrValue, ec); 59 setDOMException(exec, ec); 60} 61 62void JSAttr::markChildren(MarkStack& markStack) 63{ 64 Base::markChildren(markStack); 65 66 // Mark the element so that this will work to access the attribute even if the last 67 // other reference goes away. 68 if (Element* element = impl()->ownerElement()) 69 markDOMNodeWrapper(markStack, element->document(), element); 70} 71 72} // namespace WebCore 73