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/**
* ============LICENSE_START====================================================
* org.onap.ccsdk
* ===========================================================================
* Copyright (c) 2023 AT&T Intellectual Property. All rights reserved.
* ===========================================================================
* 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====================================================
*
*/
package org.onap.ccsdk.apps.cadi.taf;
import java.io.IOException;
import java.net.URI;
import java.util.List;
import jakarta.servlet.http.HttpServletResponse;
import org.onap.ccsdk.apps.cadi.Access;
import org.onap.ccsdk.apps.cadi.Locator;
import org.onap.ccsdk.apps.cadi.Access.Level;
import org.onap.ccsdk.apps.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, "LoginPage","unknown", "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> redirectables) {
if (locator == null) {
if (!redirectables.isEmpty()) {
access.log(Level.DEBUG,"LoginPage Locator is not configured. Taking first Redirectable Taf");
return redirectables.get(0);
}
return NullTafResp.singleton();
}
try {
Item item = locator.best();
URI uri = locator.get(item);
if (uri == null) {
return NullTafResp.singleton();
}
StringBuilder sb = new StringBuilder(uri.toString());
String query = uri.getQuery();
boolean first = ((query == null) || (query.length() == 0));
for (Redirectable redir : redirectables) {
if (first) {
sb.append('?');
first = false;
}
else {
sb.append('&');
}
sb.append(redir.get());
}
if (!redirectables.isEmpty()) {
return new LoginPageTafResp(access, resp, sb.toString());
}
} catch (Exception e) {
access.log(e, "Error deriving Login Page location");
}
return NullTafResp.singleton();
}
@Override
public String taf() {
return "LoginPage";
}
}
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