X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fcore%2FFreenetInterface.java;h=3348e88cf90e38e74ffa5326902b1d95200352c9;hp=e22f407488ee7ca6e468671381031d4ca7132ead;hb=c9e306ac8e3ada846e87a0cc256a20fc148f381c;hpb=33f333b35a73d3d4a4e79f41e9dd7b342db87b1a diff --git a/src/main/java/net/pterodactylus/sone/core/FreenetInterface.java b/src/main/java/net/pterodactylus/sone/core/FreenetInterface.java index e22f407..3348e88 100644 --- a/src/main/java/net/pterodactylus/sone/core/FreenetInterface.java +++ b/src/main/java/net/pterodactylus/sone/core/FreenetInterface.java @@ -1,5 +1,5 @@ /* - * FreenetSone - FreenetInterface.java - Copyright © 2010 David Roden + * Sone - FreenetInterface.java - Copyright © 2010 David Roden * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -18,29 +18,42 @@ package net.pterodactylus.sone.core; import java.net.MalformedURLException; +import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; +import java.util.List; import java.util.Map; import java.util.logging.Level; import java.util.logging.Logger; +import net.pterodactylus.sone.data.Image; import net.pterodactylus.sone.data.Sone; +import net.pterodactylus.sone.data.TemporaryImage; import net.pterodactylus.util.collection.Pair; import net.pterodactylus.util.logging.Logging; import com.db4o.ObjectContainer; +import freenet.client.ClientMetadata; import freenet.client.FetchException; import freenet.client.FetchResult; import freenet.client.HighLevelSimpleClient; import freenet.client.HighLevelSimpleClientImpl; +import freenet.client.InsertBlock; +import freenet.client.InsertContext; import freenet.client.InsertException; +import freenet.client.async.BaseClientPutter; import freenet.client.async.ClientContext; +import freenet.client.async.ClientPutCallback; +import freenet.client.async.ClientPutter; import freenet.client.async.USKCallback; import freenet.keys.FreenetURI; +import freenet.keys.InsertableClientSSK; import freenet.keys.USK; import freenet.node.Node; import freenet.node.RequestStarter; +import freenet.support.api.Bucket; +import freenet.support.io.ArrayBucket; /** * Contains all necessary functionality for interacting with the Freenet node. @@ -98,7 +111,7 @@ public class FreenetInterface { currentUri = fe1.newURI; continue; } - logger.log(Level.WARNING, "Could not fetch “" + uri + "”!", fe1); + logger.log(Level.WARNING, String.format("Could not fetch “%s”!", uri), fe1); return null; } } @@ -115,6 +128,36 @@ public class FreenetInterface { } /** + * Inserts the image data of the given {@link TemporaryImage} and returns + * the given insert token that can be used to add listeners or cancel the + * insert. + * + * @param temporaryImage + * The temporary image data + * @param image + * The image + * @param insertToken + * The insert token + * @throws SoneException + * if the insert could not be started + */ + public void insertImage(TemporaryImage temporaryImage, Image image, InsertToken insertToken) throws SoneException { + String filenameHint = image.getId() + "." + temporaryImage.getMimeType().substring(temporaryImage.getMimeType().lastIndexOf("/") + 1); + InsertableClientSSK key = InsertableClientSSK.createRandom(node.random, ""); + FreenetURI targetUri = key.getInsertURI().setDocName(filenameHint); + InsertContext insertContext = client.getInsertContext(true); + Bucket bucket = new ArrayBucket(temporaryImage.getImageData()); + ClientMetadata metadata = new ClientMetadata(temporaryImage.getMimeType()); + InsertBlock insertBlock = new InsertBlock(bucket, metadata, targetUri); + try { + ClientPutter clientPutter = client.insert(insertBlock, false, null, false, insertContext, insertToken, RequestStarter.INTERACTIVE_PRIORITY_CLASS); + insertToken.setClientPutter(clientPutter); + } catch (InsertException ie1) { + throw new SoneInsertException("Could not start image insert.", ie1); + } + } + + /** * Inserts a directory into Freenet. * * @param insertUri @@ -131,7 +174,7 @@ public class FreenetInterface { try { return client.insertManifest(insertUri, manifestEntries, defaultFile); } catch (InsertException ie1) { - throw new SoneException(null, ie1); + throw new SoneException(ie1); } } @@ -146,13 +189,13 @@ public class FreenetInterface { */ public void registerUsk(final Sone sone, final SoneDownloader soneDownloader) { try { - logger.log(Level.FINE, "Registering Sone “%s” for USK updates at %s…", new Object[] { sone, sone.getRequestUri().setMetaString(new String[] { "sone.xml" }) }); + logger.log(Level.FINE, String.format("Registering Sone “%s” for USK updates at %s…", sone, sone.getRequestUri().setMetaString(new String[] { "sone.xml" }))); USKCallback uskCallback = new USKCallback() { @Override @SuppressWarnings("synthetic-access") public void onFoundEdition(long edition, USK key, ObjectContainer objectContainer, ClientContext clientContext, boolean metadata, short codec, byte[] data, boolean newKnownGood, boolean newSlotToo) { - logger.log(Level.FINE, "Found USK update for Sone “%s” at %s, new known good: %s, new slot too: %s.", new Object[] { sone, key, newKnownGood, newSlotToo }); + logger.log(Level.FINE, String.format("Found USK update for Sone “%s” at %s, new known good: %s, new slot too: %s.", sone, key, newKnownGood, newSlotToo)); if (edition > sone.getLatestEdition()) { sone.setLatestEdition(edition); new Thread(new Runnable() { @@ -178,7 +221,7 @@ public class FreenetInterface { soneUskCallbacks.put(sone.getId(), uskCallback); node.clientCore.uskManager.subscribe(USK.create(sone.getRequestUri()), uskCallback, (System.currentTimeMillis() - sone.getTime()) < 7 * 24 * 60 * 60 * 1000, (HighLevelSimpleClientImpl) client); } catch (MalformedURLException mue1) { - logger.log(Level.WARNING, "Could not subscribe USK “" + sone.getRequestUri() + "”!", mue1); + logger.log(Level.WARNING, String.format("Could not subscribe USK “%s”!", sone.getRequestUri()), mue1); } } @@ -194,10 +237,10 @@ public class FreenetInterface { return; } try { - logger.log(Level.FINEST, "Unsubscribing from USK for %s…", new Object[] { sone }); + logger.log(Level.FINEST, String.format("Unsubscribing from USK for %s…", sone)); node.clientCore.uskManager.unsubscribe(USK.create(sone.getRequestUri()), uskCallback); } catch (MalformedURLException mue1) { - logger.log(Level.FINE, "Could not unsubscribe USK “" + sone.getRequestUri() + "”!", mue1); + logger.log(Level.FINE, String.format("Could not unsubscribe USK “%s”!", sone.getRequestUri()), mue1); } } @@ -233,7 +276,7 @@ public class FreenetInterface { node.clientCore.uskManager.subscribe(USK.create(uri), uskCallback, true, (HighLevelSimpleClientImpl) client); uriUskCallbacks.put(uri, uskCallback); } catch (MalformedURLException mue1) { - logger.log(Level.WARNING, "Could not subscribe to USK: " + uri, uri); + logger.log(Level.WARNING, String.format("Could not subscribe to USK: %s", uri), mue1); } } @@ -246,13 +289,13 @@ public class FreenetInterface { public void unregisterUsk(FreenetURI uri) { USKCallback uskCallback = uriUskCallbacks.remove(uri); if (uskCallback == null) { - logger.log(Level.INFO, "Could not unregister unknown USK: " + uri); + logger.log(Level.INFO, String.format("Could not unregister unknown USK: %s", uri)); return; } try { node.clientCore.uskManager.unsubscribe(USK.create(uri), uskCallback); } catch (MalformedURLException mue1) { - logger.log(Level.INFO, "Could not unregister invalid USK: " + uri); + logger.log(Level.INFO, String.format("Could not unregister invalid USK: %s", uri), mue1); } } @@ -280,4 +323,156 @@ public class FreenetInterface { } + /** + * Insert token that can be used to add {@link ImageInsertListener}s and + * cancel a running insert. + * + * @author David ‘Bombe’ Roden + */ + public class InsertToken implements ClientPutCallback { + + /** The image being inserted. */ + private final Image image; + + /** The list of registered image insert listeners. */ + private final List imageInsertListeners = Collections.synchronizedList(new ArrayList()); + + /** The client putter. */ + private ClientPutter clientPutter; + + /** The final URI. */ + private volatile FreenetURI resultingUri; + + /** + * Creates a new insert token for the given image. + * + * @param image + * The image being inserted + */ + public InsertToken(Image image) { + this.image = image; + } + + // + // LISTENER MANAGEMENT + // + + /** + * Adds the given listener to the list of registered listener. + * + * @param imageInsertListener + * The listener to add + */ + public void addImageInsertListener(ImageInsertListener imageInsertListener) { + imageInsertListeners.add(imageInsertListener); + } + + /** + * Removes the given listener from the list of registered listener. + * + * @param imageInsertListener + * The listener to remove + */ + public void removeImageInsertListener(ImageInsertListener imageInsertListener) { + imageInsertListeners.remove(imageInsertListener); + } + + // + // ACCESSORS + // + + /** + * Sets the client putter that is inserting the image. This will also + * signal all registered listeners that the image has started. + * + * @see ImageInsertListener#imageInsertStarted(Image) + * @param clientPutter + * The client putter + */ + public void setClientPutter(ClientPutter clientPutter) { + this.clientPutter = clientPutter; + for (ImageInsertListener imageInsertListener : imageInsertListeners) { + imageInsertListener.imageInsertStarted(image); + } + } + + // + // ACTIONS + // + + /** + * Cancels the running insert. + * + * @see ImageInsertListener#imageInsertAborted(Image) + */ + @SuppressWarnings("synthetic-access") + public void cancel() { + clientPutter.cancel(null, node.clientCore.clientContext); + for (ImageInsertListener imageInsertListener : imageInsertListeners) { + imageInsertListener.imageInsertAborted(image); + } + } + + // + // INTERFACE ClientPutCallback + // + + /** + * {@inheritDoc} + */ + @Override + public void onMajorProgress(ObjectContainer objectContainer) { + /* ignore, we don’t care. */ + } + + /** + * {@inheritDoc} + */ + @Override + public void onFailure(InsertException insertException, BaseClientPutter clientPutter, ObjectContainer objectContainer) { + for (ImageInsertListener imageInsertListener : imageInsertListeners) { + if ((insertException != null) && ("Cancelled by user".equals(insertException.getMessage()))) { + imageInsertListener.imageInsertAborted(image); + } else { + imageInsertListener.imageInsertFailed(image, insertException); + } + } + } + + /** + * {@inheritDoc} + */ + @Override + public void onFetchable(BaseClientPutter clientPutter, ObjectContainer objectContainer) { + /* ignore, we don’t care. */ + } + + /** + * {@inheritDoc} + */ + @Override + public void onGeneratedMetadata(Bucket metadata, BaseClientPutter clientPutter, ObjectContainer objectContainer) { + /* ignore, we don’t care. */ + } + + /** + * {@inheritDoc} + */ + @Override + public void onGeneratedURI(FreenetURI generatedUri, BaseClientPutter clientPutter, ObjectContainer objectContainer) { + resultingUri = generatedUri; + } + + /** + * {@inheritDoc} + */ + @Override + public void onSuccess(BaseClientPutter clientPutter, ObjectContainer objectContainer) { + for (ImageInsertListener imageInsertListener : imageInsertListeners) { + imageInsertListener.imageInsertFinished(image, resultingUri); + } + } + + } + }