/*
* Copyright (c) 2002-2010 Gargoyle Software Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gargoylesoftware.htmlunit.html;
import static com.gargoylesoftware.htmlunit.util.StringUtils.parseHttpDate;
import java.net.URL;
import java.util.Date;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import com.gargoylesoftware.htmlunit.SgmlPage;
import com.gargoylesoftware.htmlunit.util.Cookie;
/**
* Wrapper for the HTML element "meta".
*
* @version $Revision: 5301 $
* @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
* @author <a href="mailto:cse@dynabean.de">Christian Sell</a>
* @author Ahmed Ashour
*/
public class HtmlMeta extends HtmlElement {
private static final long serialVersionUID = 7408601325303605790L;
/** The HTML tag represented by this element. */
public static final String TAG_NAME = "meta";
/**
* Creates an instance of HtmlMeta
*
* @param namespaceURI the URI that identifies an XML namespace
* @param qualifiedName the qualified name of the element type to instantiate
* @param page the HtmlPage that contains this element
* @param attributes the initial attributes
*/
HtmlMeta(final String namespaceURI, final String qualifiedName, final SgmlPage page,
final Map<String, DomAttr> attributes) {
super(namespaceURI, qualifiedName, page, attributes);
if ("set-cookie".equalsIgnoreCase(getHttpEquivAttribute())) {
performSetCookie();
}
}
/**
* Handles the cookies specified in meta tags,
* like <tt><meta http-equiv='set-cookie' content='webm=none; path=/;'></tt>.
*/
protected void performSetCookie() {
final String[] parts = getContentAttribute().split("\\s*;\\s*");
final String name = StringUtils.substringBefore(parts[0], "=");
final String value = StringUtils.substringAfter(parts[0], "=");
final URL url = getPage().getWebResponse().getRequestSettings().getUrl();
final String host = url.getHost();
final boolean secure = "https".equals(url.getProtocol());
String path = null;
Date expires = null;
for (int i = 1; i < parts.length; i++) {
final String partName = StringUtils.substringBefore(parts[i], "=").trim().toLowerCase();
final String partValue = StringUtils.substringAfter(parts[i], "=").trim();
if ("path".equals(partName)) {
path = partValue;
}
else if ("expires".equals(partName)) {
expires = parseHttpDate(partValue);
}
else {
notifyIncorrectness("set-cookie http-equiv meta tag: unknown attribute '" + partName + "'.");
}
}
final Cookie cookie = new Cookie(host, name, value, path, expires, secure);
getPage().getWebClient().getCookieManager().addCookie(cookie);
}
/**
* Returns the value of the attribute "http-equiv". Refer to the
* <a href='http://www.w3.org/TR/html401/'>HTML 4.01</a>
* documentation for details on the use of this attribute.
*
* @return the value of the attribute "http-equiv"
* or an empty string if that attribute isn't defined.
*/
public final String getHttpEquivAttribute() {
return getAttribute("http-equiv");
}
/**
* Returns the value of the attribute "name". Refer to the
* <a href='http://www.w3.org/TR/html401/'>HTML 4.01</a>
* documentation for details on the use of this attribute.
*
* @return the value of the attribute "name"
* or an empty string if that attribute isn't defined.
*/
public final String getNameAttribute() {
return getAttribute("name");
}
/**
* Returns the value of the attribute "content". Refer to the
* <a href='http://www.w3.org/TR/html401/'>HTML 4.01</a>
* documentation for details on the use of this attribute.
*
* @return the value of the attribute "content"
* or an empty string if that attribute isn't defined.
*/
public final String getContentAttribute() {
return getAttribute("content");
}
/**
* Returns the value of the attribute "scheme". Refer to the
* <a href='http://www.w3.org/TR/html401/'>HTML 4.01</a>
* documentation for details on the use of this attribute.
*
* @return the value of the attribute "scheme"
* or an empty string if that attribute isn't defined.
*/
public final String getSchemeAttribute() {
return getAttribute("scheme");
}
}