1 files changed, 123 insertions, 0 deletions
diff --git a/WebCore/bindings/js/JSElementCustom.cpp b/WebCore/bindings/js/JSElementCustom.cpp
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+++ b/WebCore/bindings/js/JSElementCustom.cpp
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+/*
+ * Copyright (C) 2007, 2008 Apple 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.
+ */
+
+
+#include "config.h"
+#include "JSElement.h"
+
+#include "CSSHelper.h"
+#include "ExceptionCode.h"
+#include "HTMLFrameElementBase.h"
+#include "HTMLNames.h"
+
+using namespace KJS;
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+static inline bool allowSettingSrcToJavascriptURL(ExecState* exec, Element* element, const String& name, const String& value)
+{
+    if ((element->hasTagName(iframeTag) || element->hasTagName(frameTag)) && equalIgnoringCase(name, "src") && protocolIs(parseURL(value), "javascript")) {
+        HTMLFrameElementBase* frame = static_cast<HTMLFrameElementBase*>(element);
+        if (!checkNodeSecurity(exec, frame->contentDocument()))
+            return false;
+    }
+    return true;
+} 
+
+JSValue* JSElement::setAttribute(ExecState* exec, const List& args)
+{
+    ExceptionCode ec = 0;
+    String name = args[0]->toString(exec);
+    String value = args[1]->toString(exec);
+
+    Element* imp = impl();
+    if (!allowSettingSrcToJavascriptURL(exec, imp, name, value))
+        return jsUndefined();
+
+    imp->setAttribute(name, value, ec);
+    setDOMException(exec, ec);
+    return jsUndefined();
+}
+
+JSValue* JSElement::setAttributeNode(ExecState* exec, const List& args)
+{
+    ExceptionCode ec = 0;
+    bool newAttrOk;
+    Attr* newAttr = toAttr(args[0], newAttrOk);
+    if (!newAttrOk) {
+        setDOMException(exec, TYPE_MISMATCH_ERR);
+        return jsUndefined();
+    }
+
+    Element* imp = impl();
+    if (!allowSettingSrcToJavascriptURL(exec, imp, newAttr->name(), newAttr->value()))
+        return jsUndefined();
+
+    JSValue* result = toJS(exec, WTF::getPtr(imp->setAttributeNode(newAttr, ec)));
+    setDOMException(exec, ec);
+    return result;
+}
+
+JSValue* JSElement::setAttributeNS(ExecState* exec, const List& args)
+{
+    ExceptionCode ec = 0;
+    String namespaceURI = valueToStringWithNullCheck(exec, args[0]);
+    String qualifiedName = args[1]->toString(exec);
+    String value = args[2]->toString(exec);
+
+    Element* imp = impl();
+    if (!allowSettingSrcToJavascriptURL(exec, imp, qualifiedName, value))
+        return jsUndefined();
+
+    imp->setAttributeNS(namespaceURI, qualifiedName, value, ec);
+    setDOMException(exec, ec);
+    return jsUndefined();
+}
+
+JSValue* JSElement::setAttributeNodeNS(ExecState* exec, const List& args)
+{
+    ExceptionCode ec = 0;
+    bool newAttrOk;
+    Attr* newAttr = toAttr(args[0], newAttrOk);
+    if (!newAttrOk) {
+        setDOMException(exec, TYPE_MISMATCH_ERR);
+        return jsUndefined();
+    }
+
+    Element* imp = impl();
+    if (!allowSettingSrcToJavascriptURL(exec, imp, newAttr->name(), newAttr->value()))
+        return jsUndefined();
+
+    JSValue* result = toJS(exec, WTF::getPtr(imp->setAttributeNodeNS(newAttr, ec)));
+    setDOMException(exec, ec);
+    return result;
+}
+
+} // namespace WebCore