| /* |
| * Copyright (C) 2009 Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
| * OWNER OR 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 "DOMUtilitiesPrivate.h" |
| |
| #include "HTMLNames.h" |
| #include "core/dom/Element.h" |
| #include "core/html/HTMLAreaElement.h" |
| #include "core/html/HTMLInputElement.h" |
| #include "core/html/HTMLTableElement.h" |
| |
| using namespace WebCore; |
| using namespace WebCore::HTMLNames; |
| |
| namespace WebKit { |
| |
| bool elementHasLegalLinkAttribute(const Element* element, const QualifiedName& attrName) |
| { |
| if (attrName == srcAttr) |
| return element->hasTagName(imgTag) || element->hasTagName(scriptTag) || element->hasTagName(iframeTag) || element->hasTagName(frameTag) || (element->hasTagName(inputTag) && toHTMLInputElement(element)->isImageButton()); |
| if (attrName == hrefAttr) |
| return element->hasTagName(linkTag) || isHTMLAnchorElement(element) || isHTMLAreaElement(element); |
| if (attrName == actionAttr) |
| return element->hasTagName(formTag); |
| if (attrName == backgroundAttr) |
| return element->hasTagName(bodyTag) || isHTMLTableElement(element) || element->hasTagName(trTag) || element->hasTagName(tdTag); |
| if (attrName == citeAttr) |
| return element->hasTagName(blockquoteTag) || element->hasTagName(qTag) || element->hasTagName(delTag) || element->hasTagName(insTag); |
| if (attrName == classidAttr || attrName == dataAttr) |
| return element->hasTagName(objectTag); |
| if (attrName == codebaseAttr) |
| return element->hasTagName(objectTag) || element->hasTagName(appletTag); |
| return false; |
| } |
| |
| } // namespace WebKit |