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/**
* Copyright (c) 2009-2016, netbout.com
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are PROHIBITED without prior written permission from
* the author. This product may NOT be used anywhere and on any computer
* except the server platform of netbout Inc. located at www.netbout.com.
* Federal copyright law prohibits unauthorized reproduction by any means
* and imposes fines up to $25,000 for violation. If you received
* this code accidentally and without intent to use it, please report this
* incident to the author by email.
*
* 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.
*/
package com.netbout.rest.bout;
import java.io.IOException;
import java.net.HttpURLConnection;
import org.takes.Request;
import org.takes.Response;
import org.takes.Take;
import org.takes.facets.fork.FkRegex;
import org.takes.facets.fork.FkWrap;
import org.takes.facets.fork.RqRegex;
import org.takes.facets.fork.TkRegex;
import org.takes.facets.forward.RsForward;
import org.takes.rq.RqHref;
import org.takes.rq.RqWithHeader;
/**
* Bout fork.
*
* @author Yegor Bugayenko ([email protected])
* @version $Id: f019b68585734bc598b979f1d40db1c4980d028f $
* @since 2.14
* @checkstyle ClassDataAbstractionCouplingCheck (500 lines)
*/
final class FkBout extends FkWrap {
/**
* Ctor.
* @param regex Regular expression
* @param take Take
*/
FkBout(final String regex, final Take take) {
this(regex, take, true);
}
/**
* Ctor.
* @param regex Regular expression
* @param take Take
* @param redirect Redirect to bout page flag
*/
FkBout(final String regex, final Take take, final boolean redirect) {
super(
new FkRegex(
String.format("/b/([0-9]+)%s", regex),
new TkRegex() {
@Override
public Response act(final RqRegex rreq) throws IOException {
final long bout = Long.parseLong(
rreq.matcher().group(1)
);
return FkBout.redirect(bout, take, redirect).act(
new RqWithHeader(
rreq, "X-Netbout-Bout",
Long.toString(bout)
)
);
}
}
)
);
}
/**
* Redirect to the bout.
* @param bout Bout number
* @param take Take
* @param redirect Redirect to bout page flag
* @return New take
*/
private static Take redirect(final long bout,
final Take take, final boolean redirect) {
return new Take() {
@Override
public Response act(final Request req) throws IOException {
try {
return take.act(req);
} catch (final RsForward ex) {
if (ex.code() == HttpURLConnection.HTTP_SEE_OTHER
&& redirect) {
throw new RsForward(
ex,
new RqHref.Smart(
new RqHref.Base(req)
).home().path("b").path(Long.toString(bout))
);
}
throw ex;
}
}
};
}
}
