package net.pterodactylus.sone.core;
-import static com.google.common.base.Preconditions.checkArgument;
+import static java.lang.String.format;
import static java.lang.System.currentTimeMillis;
+import static java.util.logging.Logger.getLogger;
import static net.pterodactylus.sone.data.Album.NOT_EMPTY;
import java.io.InputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
-import net.pterodactylus.sone.core.Options.Option;
-import net.pterodactylus.sone.core.Options.OptionWatcher;
+import net.pterodactylus.sone.core.SoneModificationDetector.LockableFingerprintProvider;
+import net.pterodactylus.sone.core.event.InsertionDelayChangedEvent;
import net.pterodactylus.sone.core.event.SoneInsertAbortedEvent;
import net.pterodactylus.sone.core.event.SoneInsertedEvent;
import net.pterodactylus.sone.core.event.SoneInsertingEvent;
import net.pterodactylus.sone.freenet.StringBucket;
import net.pterodactylus.sone.main.SonePlugin;
import net.pterodactylus.util.io.Closer;
-import net.pterodactylus.util.logging.Logging;
import net.pterodactylus.util.service.AbstractService;
import net.pterodactylus.util.template.HtmlFilter;
import net.pterodactylus.util.template.ReflectionAccessor;
import net.pterodactylus.util.template.XmlFilter;
import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Optional;
import com.google.common.collect.FluentIterable;
import com.google.common.collect.Ordering;
import com.google.common.eventbus.EventBus;
+import com.google.common.eventbus.Subscribe;
import freenet.client.async.ManifestElement;
import freenet.keys.FreenetURI;
public class SoneInserter extends AbstractService {
/** The logger. */
- private static final Logger logger = Logging.getLogger(SoneInserter.class);
+ private static final Logger logger = getLogger("Sone.Inserter");
/** The insertion delay (in seconds). */
private static final AtomicInteger insertionDelay = new AtomicInteger(60);
private final SoneModificationDetector soneModificationDetector;
private final long delay;
-
- /** The Sone to insert. */
- private volatile Sone sone;
+ private final String soneId;
/**
* Creates a new Sone inserter.
* The event bus
* @param freenetInterface
* The freenet interface
- * @param sone
- * The Sone to insert
+ * @param soneId
+ * The ID of the Sone to insert
*/
- public SoneInserter(Core core, EventBus eventBus, FreenetInterface freenetInterface, Sone sone) {
- this(core, eventBus, freenetInterface, sone, new SoneModificationDetector(core, sone, insertionDelay), 1000);
+ public SoneInserter(final Core core, EventBus eventBus, FreenetInterface freenetInterface, final String soneId) {
+ this(core, eventBus, freenetInterface, soneId, new SoneModificationDetector(new LockableFingerprintProvider() {
+ @Override
+ public boolean isLocked() {
+ final Optional<Sone> sone = core.getSone(soneId);
+ if (!sone.isPresent()) {
+ return false;
+ }
+ return core.isLocked(sone.get());
+ }
+
+ @Override
+ public String getFingerprint() {
+ final Optional<Sone> sone = core.getSone(soneId);
+ if (!sone.isPresent()) {
+ return null;
+ }
+ return sone.get().getFingerprint();
+ }
+ }, insertionDelay), 1000);
}
@VisibleForTesting
- SoneInserter(Core core, EventBus eventBus, FreenetInterface freenetInterface, Sone sone, SoneModificationDetector soneModificationDetector, long delay) {
- super("Sone Inserter for “" + sone.getName() + "”", false);
+ SoneInserter(Core core, EventBus eventBus, FreenetInterface freenetInterface, String soneId, SoneModificationDetector soneModificationDetector, long delay) {
+ super("Sone Inserter for “" + soneId + "”", false);
this.core = core;
this.eventBus = eventBus;
this.freenetInterface = freenetInterface;
- this.sone = sone;
+ this.soneId = soneId;
this.soneModificationDetector = soneModificationDetector;
this.delay = delay;
}
// ACCESSORS
//
- /**
- * Sets the Sone to insert.
- *
- * @param sone
- * The Sone to insert
- * @return This Sone inserter
- */
- public SoneInserter setSone(Sone sone) {
- checkArgument(sone.equals(this.sone), "Sone to insert can not be set to a different Sone");
- this.sone = sone;
- return this;
- }
-
@VisibleForTesting
static AtomicInteger getInsertionDelay() {
return insertionDelay;
* @param insertionDelay
* The insertion delay (in seconds)
*/
- public static void setInsertionDelay(int insertionDelay) {
+ private static void setInsertionDelay(int insertionDelay) {
SoneInserter.insertionDelay.set(insertionDelay);
}
sleep(delay);
if (soneModificationDetector.isEligibleForInsert()) {
+ Optional<Sone> soneOptional = core.getSone(soneId);
+ if (!soneOptional.isPresent()) {
+ logger.log(Level.WARNING, format("Sone %s has disappeared, exiting inserter.", soneId));
+ return;
+ }
+ Sone sone = soneOptional.get();
InsertInformation insertInformation = new InsertInformation(sone);
logger.log(Level.INFO, String.format("Inserting Sone “%s”…", sone.getName()));
sone.setStatus(SoneStatus.inserting);
long insertTime = currentTimeMillis();
eventBus.post(new SoneInsertingEvent(sone));
- FreenetURI finalUri = freenetInterface.insertDirectory(insertInformation.getInsertUri(), insertInformation.generateManifestEntries(), "index.html");
+ FreenetURI finalUri = freenetInterface.insertDirectory(sone.getInsertUri(), insertInformation.generateManifestEntries(), "index.html");
eventBus.post(new SoneInsertedEvent(sone, currentTimeMillis() - insertTime));
/* at this point we might already be stopped. */
if (shouldStop()) {
}
}
- static class SetInsertionDelay implements OptionWatcher<Integer> {
-
- @Override
- public void optionChanged(Option<Integer> option, Integer oldValue, Integer newValue) {
- setInsertionDelay(newValue);
- }
-
+ @Subscribe
+ public void insertionDelayChanged(InsertionDelayChangedEvent insertionDelayChangedEvent) {
+ setInsertionDelay(insertionDelayChangedEvent.getInsertionDelay());
}
/**
class InsertInformation {
private final String fingerprint;
-
- /** All properties of the Sone, copied for thread safety. */
- private final Map<String, Object> soneProperties = new HashMap<String, Object>();
+ private final ManifestCreator manifestCreator;
/**
* Creates a new insert information container.
*/
public InsertInformation(Sone sone) {
this.fingerprint = sone.getFingerprint();
+ Map<String, Object> soneProperties = new HashMap<String, Object>();
soneProperties.put("id", sone.getId());
soneProperties.put("name", sone.getName());
soneProperties.put("time", currentTimeMillis());
soneProperties.put("requestUri", sone.getRequestUri());
- soneProperties.put("insertUri", sone.getInsertUri());
soneProperties.put("profile", sone.getProfile());
soneProperties.put("posts", Ordering.from(Post.TIME_COMPARATOR).sortedCopy(sone.getPosts()));
soneProperties.put("replies", Ordering.from(Reply.TIME_COMPARATOR).reverse().sortedCopy(sone.getReplies()));
soneProperties.put("likedPostIds", new HashSet<String>(sone.getLikedPostIds()));
soneProperties.put("likedReplyIds", new HashSet<String>(sone.getLikedReplyIds()));
soneProperties.put("albums", FluentIterable.from(sone.getRootAlbum().getAlbums()).transformAndConcat(Album.FLATTENER).filter(NOT_EMPTY).toList());
+ manifestCreator = new ManifestCreator(core, soneProperties);
}
//
return fingerprint;
}
- /**
- * Returns the insert URI of the Sone.
- *
- * @return The insert URI of the Sone
- */
- public FreenetURI getInsertUri() {
- return (FreenetURI) soneProperties.get("insertUri");
- }
-
//
// ACTIONS
//
HashMap<String, Object> manifestEntries = new HashMap<String, Object>();
/* first, create an index.html. */
- manifestEntries.put("index.html", createManifestElement("index.html", "text/html; charset=utf-8", "/templates/insert/index.html"));
+ manifestEntries.put("index.html", manifestCreator.createManifestElement(
+ "index.html", "text/html; charset=utf-8",
+ "/templates/insert/index.html"));
/* now, store the sone. */
- manifestEntries.put("sone.xml", createManifestElement("sone.xml", "text/xml; charset=utf-8", "/templates/insert/sone.xml"));
+ manifestEntries.put("sone.xml", manifestCreator.createManifestElement(
+ "sone.xml", "text/xml; charset=utf-8",
+ "/templates/insert/sone.xml"));
return manifestEntries;
}
- //
- // PRIVATE METHODS
- //
+ }
- /**
- * Creates a new manifest element.
- *
- * @param name
- * The name of the file
- * @param contentType
- * The content type of the file
- * @param templateName
- * The name of the template to render
- * @return The manifest element
- */
- @SuppressWarnings("synthetic-access")
- private ManifestElement createManifestElement(String name, String contentType, String templateName) {
+ /**
+ * Creates manifest elements for an insert by rendering a template.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+ @VisibleForTesting
+ static class ManifestCreator {
+
+ private final Core core;
+ private final Map<String, Object> soneProperties;
+
+ ManifestCreator(Core core, Map<String, Object> soneProperties) {
+ this.core = core;
+ this.soneProperties = soneProperties;
+ }
+
+ public ManifestElement createManifestElement(String name, String contentType, String templateName) {
InputStreamReader templateInputStreamReader = null;
InputStream templateInputStream = null;
Template template;