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/*******************************************************************************
* ============LICENSE_START====================================================
* * org.onap.aai
* * ===========================================================================
* * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* * Copyright © 2017 Amdocs
* * ===========================================================================
* * 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.
* * ============LICENSE_END====================================================
* *
* * ECOMP is a trademark and service mark of AT&T Intellectual Property.
* *
******************************************************************************/
package com.att.cadi.taf;
import java.io.IOException;
import java.net.URI;
import java.util.List;
import javax.servlet.http.HttpServletResponse;
import com.att.cadi.Access;
import com.att.cadi.Access.Level;
import com.att.cadi.Locator;
import com.att.cadi.Locator.Item;
public class LoginPageTafResp extends AbsTafResp {
private final HttpServletResponse httpResp;
private final String loginPageURL;
private LoginPageTafResp(Access access, final HttpServletResponse resp, String loginPageURL) {
super(access, null, "Multiple Possible HTTP Logins available. Redirecting to Login Choice Page");
httpResp = resp;
this.loginPageURL = loginPageURL;
}
@Override
public RESP authenticate() throws IOException {
httpResp.sendRedirect(loginPageURL);
return RESP.HTTP_REDIRECT_INVOKED;
}
@Override
public RESP isAuthenticated() {
return RESP.TRY_AUTHENTICATING;
}
public static TafResp create(Access access, Locator<URI> locator, final HttpServletResponse resp, List<Redirectable> redir) {
if(locator!=null) {
try {
Item item = locator.best();
URI uri = locator.get(item);
if(uri!=null) {
StringBuilder sb = new StringBuilder(uri.toString());
String query = uri.getQuery();
boolean first = query==null || query.length()==0;
int count=0;
for(Redirectable t : redir) {
if(first) {
sb.append('?');
first=false;
}
else sb.append('&');
sb.append(t.get());
++count;
}
if(count>0)return new LoginPageTafResp(access, resp, sb.toString());
}
} catch (Exception e) {
access.log(e, "Error deriving Login Page location");
}
} else if(!redir.isEmpty()) {
access.log(Level.DEBUG,"LoginPage Locator is not configured. Taking first Redirectable Taf");
return redir.get(0);
}
return NullTafResp.singleton();
}
}
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