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initial pubsubhubbub support (#44)

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Athou
2013-05-20 14:06:09 +02:00
parent badc830535
commit c88d3021b8
14 changed files with 389 additions and 7 deletions
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2
src/main/java/com/commafeed/frontend/rest/RESTApplication.java
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@@ -10,6 +10,7 @@ import com.commafeed.frontend.rest.resources.ApiDocumentationREST;
import com.commafeed.frontend.rest.resources.CategoryREST;
import com.commafeed.frontend.rest.resources.EntryREST;
import com.commafeed.frontend.rest.resources.FeedREST;
import com.commafeed.frontend.rest.resources.PubSubHubbubCallbackREST;
import com.commafeed.frontend.rest.resources.ServerREST;
import com.commafeed.frontend.rest.resources.UserREST;
import com.fasterxml.jackson.jaxrs.json.JacksonJsonProvider;
@@ -36,6 +37,7 @@ public class RESTApplication extends Application {
set.add(AdminREST.class);
set.add(ApiDocumentationREST.class);
set.add(PubSubHubbubCallbackREST.class);
return set;
}

1
src/main/java/com/commafeed/frontend/rest/resources/AdminREST.java
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@@ -125,6 +125,7 @@ public class AdminREST extends AbstractResourceREST {
userModel = new UserModel();
userModel.setId(user.getId());
userModel.setName(user.getName());
userModel.setEmail(user.getEmail());
userModel.setEnabled(!user.isDisabled());
users.put(key, userModel);
}

102
src/main/java/com/commafeed/frontend/rest/resources/PubSubHubbubCallbackREST.java Normal file
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@@ -0,0 +1,102 @@
package com.commafeed.frontend.rest.resources;
import java.util.List;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.commafeed.backend.dao.FeedPushInfoDAO;
import com.commafeed.backend.feeds.FeedParser;
import com.commafeed.backend.feeds.FeedRefreshTaskGiver;
import com.commafeed.backend.feeds.FetchedFeed;
import com.commafeed.backend.model.Feed;
import com.commafeed.backend.model.FeedPushInfo;
import com.google.api.client.repackaged.com.google.common.base.Preconditions;
@Path("/push")
public class PubSubHubbubCallbackREST {
private static Logger log = LoggerFactory
.getLogger(PubSubHubbubCallbackREST.class);
@Context
HttpServletRequest request;
@Inject
FeedPushInfoDAO feedPushInfoDAO;
@Inject
FeedParser parser;
@Inject
FeedRefreshTaskGiver taskGiver;
@Path("/callback")
@GET
@Produces(MediaType.TEXT_PLAIN)
public Response verify(@QueryParam("hub.mode") String mode,
@QueryParam("hub.topic") String topic,
@QueryParam("hub.challenge") String challenge,
@QueryParam("hub.lease_seconds") String leaseSeconds,
@QueryParam("hub.verify_token") String verifyToken) {
Preconditions.checkArgument(StringUtils.isNotEmpty(topic));
Preconditions.checkArgument("subscribe".equals(mode));
log.info("confirmation callback received for {}", topic);
List<FeedPushInfo> infos = feedPushInfoDAO.findByTopic(topic);
if (infos.isEmpty() == false) {
for (FeedPushInfo info : infos) {
log.info("activated push notifications for {}", info.getFeed()
.getUrl());
info.setActive(true);
}
feedPushInfoDAO.update(infos);
return Response.ok(challenge).build();
} else {
log.info("rejecting callback: no push info for {}", topic);
return Response.status(Status.NOT_FOUND).build();
}
}
@Path("/callback")
@POST
@Consumes({ MediaType.APPLICATION_ATOM_XML, "application/rss+xml" })
public Response callback() {
log.info("content callback received");
try {
byte[] bytes = IOUtils.toByteArray(request.getInputStream());
log.info(new String(bytes));
FetchedFeed fetchedFeed = parser.parse(null, bytes);
String topic = fetchedFeed.getTopic();
if (topic != null) {
log.info("content callback received for {}", topic);
List<FeedPushInfo> infos = feedPushInfoDAO.findByTopic(topic);
for (FeedPushInfo info : infos) {
Feed feed = info.getFeed();
log.info("pushing content to queue for {}", feed.getUrl());
taskGiver.add(feed);
}
}
} catch (Exception e) {
log.error(e.getMessage(), e);
}
return Response.ok().build();
}
}