X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fcore%2FCore.java;h=cb791dcd5d692c9c4d70d5d084622f445550b5ca;hb=72407829d504a0444aadd09cc937bae10b6cb866;hp=6ceede039b7de514e46e944bb025cb02240fcef1;hpb=45758dd574219c139923b1a9c50d174129a0b740;p=Sone.git diff --git a/src/main/java/net/pterodactylus/sone/core/Core.java b/src/main/java/net/pterodactylus/sone/core/Core.java index 6ceede0..cb791dc 100644 --- a/src/main/java/net/pterodactylus/sone/core/Core.java +++ b/src/main/java/net/pterodactylus/sone/core/Core.java @@ -1,5 +1,5 @@ /* - * FreenetSone - Core.java - Copyright © 2010 David Roden + * Sone - Core.java - Copyright © 2010–2013 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 @@ -17,75 +17,103 @@ package net.pterodactylus.sone.core; -import java.io.InputStream; -import java.net.MalformedURLException; -import java.util.ArrayList; +import static com.google.common.base.Optional.of; +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Predicates.not; +import static com.google.common.collect.FluentIterable.from; +import static net.pterodactylus.sone.data.Identified.GET_ID; +import static net.pterodactylus.sone.data.Sone.LOCAL_SONE_FILTER; +import static net.pterodactylus.sone.data.Sone.TO_FREENET_URI; + import java.util.Collection; -import java.util.Collections; -import java.util.Comparator; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Map; +import java.util.Map.Entry; import java.util.Set; -import java.util.UUID; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; +import java.util.concurrent.ScheduledExecutorService; +import java.util.concurrent.TimeUnit; import java.util.logging.Level; import java.util.logging.Logger; import net.pterodactylus.sone.core.Options.DefaultOption; import net.pterodactylus.sone.core.Options.Option; import net.pterodactylus.sone.core.Options.OptionWatcher; -import net.pterodactylus.sone.core.SoneException.Type; +import net.pterodactylus.sone.core.event.ImageInsertFinishedEvent; +import net.pterodactylus.sone.core.event.MarkPostKnownEvent; +import net.pterodactylus.sone.core.event.MarkPostReplyKnownEvent; +import net.pterodactylus.sone.core.event.MarkSoneKnownEvent; +import net.pterodactylus.sone.core.event.NewPostFoundEvent; +import net.pterodactylus.sone.core.event.NewPostReplyFoundEvent; +import net.pterodactylus.sone.core.event.NewSoneFoundEvent; +import net.pterodactylus.sone.core.event.PostRemovedEvent; +import net.pterodactylus.sone.core.event.PostReplyRemovedEvent; +import net.pterodactylus.sone.core.event.SoneLockedEvent; +import net.pterodactylus.sone.core.event.SoneRemovedEvent; +import net.pterodactylus.sone.core.event.SoneUnlockedEvent; +import net.pterodactylus.sone.data.Album; +import net.pterodactylus.sone.data.Client; +import net.pterodactylus.sone.data.Image; import net.pterodactylus.sone.data.Post; +import net.pterodactylus.sone.data.PostReply; import net.pterodactylus.sone.data.Profile; -import net.pterodactylus.sone.data.Reply; +import net.pterodactylus.sone.data.Profile.Field; +import net.pterodactylus.sone.data.Reply.Modifier.ReplyUpdated; import net.pterodactylus.sone.data.Sone; -import net.pterodactylus.sone.freenet.wot.WebOfTrustConnector; +import net.pterodactylus.sone.data.Sone.ShowCustomAvatars; +import net.pterodactylus.sone.data.Sone.SoneStatus; +import net.pterodactylus.sone.data.TemporaryImage; +import net.pterodactylus.sone.database.Database; +import net.pterodactylus.sone.database.DatabaseException; +import net.pterodactylus.sone.database.ImageBuilder.ImageCreated; +import net.pterodactylus.sone.database.PostBuilder; +import net.pterodactylus.sone.database.PostBuilder.PostCreated; +import net.pterodactylus.sone.database.PostReplyBuilder; +import net.pterodactylus.sone.database.PostReplyBuilder.PostReplyCreated; +import net.pterodactylus.sone.database.SoneBuilder.SoneCreated; +import net.pterodactylus.sone.database.SoneProvider; +import net.pterodactylus.sone.fcp.FcpInterface; +import net.pterodactylus.sone.fcp.FcpInterface.FullAccessRequired; +import net.pterodactylus.sone.freenet.wot.Identity; +import net.pterodactylus.sone.freenet.wot.IdentityManager; +import net.pterodactylus.sone.freenet.wot.OwnIdentity; +import net.pterodactylus.sone.freenet.wot.event.IdentityAddedEvent; +import net.pterodactylus.sone.freenet.wot.event.IdentityRemovedEvent; +import net.pterodactylus.sone.freenet.wot.event.IdentityUpdatedEvent; +import net.pterodactylus.sone.freenet.wot.event.OwnIdentityAddedEvent; +import net.pterodactylus.sone.freenet.wot.event.OwnIdentityRemovedEvent; +import net.pterodactylus.sone.main.SonePlugin; +import net.pterodactylus.sone.utils.IntegerRangePredicate; import net.pterodactylus.util.config.Configuration; import net.pterodactylus.util.config.ConfigurationException; -import net.pterodactylus.util.filter.Filter; -import net.pterodactylus.util.filter.Filters; import net.pterodactylus.util.logging.Logging; +import net.pterodactylus.util.number.Numbers; import net.pterodactylus.util.service.AbstractService; -import freenet.client.FetchResult; -import freenet.keys.FreenetURI; +import net.pterodactylus.util.thread.NamedThreadFactory; + +import com.google.common.base.Function; +import com.google.common.base.Optional; +import com.google.common.base.Predicate; +import com.google.common.base.Predicates; +import com.google.common.collect.HashMultimap; +import com.google.common.collect.ImmutableSet; +import com.google.common.collect.Maps; +import com.google.common.collect.Multimap; +import com.google.common.collect.Multimaps; +import com.google.common.eventbus.EventBus; +import com.google.common.eventbus.Subscribe; +import com.google.inject.Inject; /** * The Sone core. * * @author David ‘Bombe’ Roden */ -public class Core extends AbstractService { - - /** The default Sones. */ - private static final Set defaultSones = new HashSet(); - - static { - /* Sone of Sone. */ - defaultSones.add("USK@eRHt0ceFsHjRZ11j6dd68RSdIvfd8f9YjJLZ9lnhEyo,iJWjIWh6TkMZm1NY8qBranKTIuwsCPkVPG6T6c6ft-I,AQACAAE/Sone/4"); - /* Sone of Bombe. */ - defaultSones.add("USK@RuW~uAO35Ipne896-1OmaVJNPuYE4ZIB5oZ5ziaU57A,7rV3uiyztXBDt03DCoRiNwiGjgFCJuznM9Okc1opURU,AQACAAE/Sone/29"); - } - - /** - * Enumeration for the possible states of a {@link Sone}. - * - * @author David ‘Bombe’ Roden - */ - public enum SoneStatus { - - /** The Sone is unknown, i.e. not yet downloaded. */ - unknown, - - /** The Sone is idle, i.e. not being downloaded or inserted. */ - idle, - - /** The Sone is currently being inserted. */ - inserting, - - /** The Sone is currently being downloaded. */ - downloading, - } +public class Core extends AbstractService implements SoneProvider { /** The logger. */ private static final Logger logger = Logging.getLogger(Core.class); @@ -93,46 +121,107 @@ public class Core extends AbstractService { /** The options. */ private final Options options = new Options(); + /** The preferences. */ + private final Preferences preferences = new Preferences(options); + + /** The event bus. */ + private final EventBus eventBus; + /** The configuration. */ private Configuration configuration; - /** Interface to freenet. */ - private FreenetInterface freenetInterface; + /** Whether we’re currently saving the configuration. */ + private boolean storingConfiguration = false; + + /** The identity manager. */ + private final IdentityManager identityManager; - /** The WoT connector. */ - private WebOfTrustConnector webOfTrustConnector; + /** Interface to freenet. */ + private final FreenetInterface freenetInterface; /** The Sone downloader. */ - private SoneDownloader soneDownloader; + private final SoneDownloader soneDownloader; + + /** The image inserter. */ + private final ImageInserter imageInserter; + + /** Sone downloader thread-pool. */ + private final ExecutorService soneDownloaders = Executors.newFixedThreadPool(10, new NamedThreadFactory("Sone Downloader %2$d")); + + /** The update checker. */ + private final UpdateChecker updateChecker; + + /** The trust updater. */ + private final WebOfTrustUpdater webOfTrustUpdater; + + /** The FCP interface. */ + private volatile FcpInterface fcpInterface; - /** The Sone blacklist. */ - private final Set blacklistedSones = Collections.synchronizedSet(new HashSet()); + /** The times Sones were followed. */ + private final Map soneFollowingTimes = new HashMap(); - /** The local Sones. */ - private final Set localSones = Collections.synchronizedSet(new HashSet()); + /** Locked local Sones. */ + /* synchronize on itself. */ + private final Set lockedSones = new HashSet(); /** Sone inserters. */ - private final Map soneInserters = Collections.synchronizedMap(new HashMap()); + /* synchronize access on this on sones. */ + private final Map soneInserters = new HashMap(); - /** The Sones’ statuses. */ - private final Map soneStatuses = Collections.synchronizedMap(new HashMap()); + /** Sone rescuers. */ + /* synchronize access on this on sones. */ + private final Map soneRescuers = new HashMap(); - /* various caches follow here. */ + /** All known Sones. */ + private final Set knownSones = new HashSet(); - /** Cache for all known Sones. */ - private final Map soneCache = Collections.synchronizedMap(new HashMap()); + /** The post database. */ + private final Database database; - /** Cache for all known posts. */ - private final Map postCache = Collections.synchronizedMap(new HashMap()); + /** All bookmarked posts. */ + /* synchronize access on itself. */ + private final Set bookmarkedPosts = new HashSet(); - /** Cache for all known replies. */ - private final Map replyCache = Collections.synchronizedMap(new HashMap()); + /** Trusted identities, sorted by own identities. */ + private final Multimap trustedIdentities = Multimaps.synchronizedSetMultimap(HashMultimap.create()); + + /** All temporary images. */ + private final Map temporaryImages = new HashMap(); + + /** Ticker for threads that mark own elements as known. */ + private final ScheduledExecutorService localElementTicker = Executors.newScheduledThreadPool(1); + + /** The time the configuration was last touched. */ + private volatile long lastConfigurationUpdate; /** * Creates a new core. + * + * @param configuration + * The configuration of the core + * @param freenetInterface + * The freenet interface + * @param identityManager + * The identity manager + * @param webOfTrustUpdater + * The WebOfTrust updater + * @param eventBus + * The event bus + * @param database + * The database */ - public Core() { - super("Sone Core", false); + @Inject + public Core(Configuration configuration, FreenetInterface freenetInterface, IdentityManager identityManager, WebOfTrustUpdater webOfTrustUpdater, EventBus eventBus, Database database) { + super("Sone Core"); + this.configuration = configuration; + this.freenetInterface = freenetInterface; + this.identityManager = identityManager; + this.soneDownloader = new SoneDownloader(this, freenetInterface); + this.imageInserter = new ImageInserter(freenetInterface); + this.updateChecker = new UpdateChecker(eventBus, freenetInterface); + this.webOfTrustUpdater = webOfTrustUpdater; + this.eventBus = eventBus; + this.database = database; } // @@ -140,237 +229,229 @@ public class Core extends AbstractService { // /** - * Returns the options of the Sone plugin. - * - * @return The options of the Sone plugin - */ - public Options getOptions() { - return options; - } - - /** - * Sets the configuration of the core. + * Sets the configuration to use. This will automatically save the current + * configuration to the given configuration. * * @param configuration - * The configuration of the core - * @return This core (for method chaining) + * The new configuration to use */ - public Core configuration(Configuration configuration) { + public void setConfiguration(Configuration configuration) { this.configuration = configuration; - return this; + touchConfiguration(); } /** - * Sets the Freenet interface to use. + * Returns the options used by the core. * - * @param freenetInterface - * The Freenet interface to use - * @return This core (for method chaining) + * @return The options of the core */ - public Core freenetInterface(FreenetInterface freenetInterface) { - this.freenetInterface = freenetInterface; - soneDownloader = new SoneDownloader(this, freenetInterface); - soneDownloader.start(); - return this; + public Preferences getPreferences() { + return preferences; } /** - * Returns the Web of Trust connector. + * Returns the identity manager used by the core. * - * @return The Web of Trust connector + * @return The identity manager */ - public WebOfTrustConnector getWebOfTrustConnector() { - return webOfTrustConnector; + public IdentityManager getIdentityManager() { + return identityManager; } /** - * Sets the Web of Trust connector. + * Returns the update checker. * - * @param webOfTrustConnector - * The Web of Trust connector - * @return This core (for method chaining) + * @return The update checker */ - public Core setWebOfTrustConnector(WebOfTrustConnector webOfTrustConnector) { - this.webOfTrustConnector = webOfTrustConnector; - return this; + public UpdateChecker getUpdateChecker() { + return updateChecker; } /** - * Returns the local Sones. + * Sets the FCP interface to use. * - * @return The local Sones + * @param fcpInterface + * The FCP interface to use */ - public Set getSones() { - return Filters.filteredSet(localSones, new Filter() { + public void setFcpInterface(FcpInterface fcpInterface) { + this.fcpInterface = fcpInterface; + } - /** - * {@inheritDoc} - */ - @Override - @SuppressWarnings("synthetic-access") - public boolean filterObject(Sone sone) { - return !blacklistedSones.contains(sone); - } - }); + public Database getDatabase() { + return database; } /** - * Returns the Sone with the given ID, or an empty Sone that has been - * initialized with the given ID. + * Returns the Sone rescuer for the given local Sone. * - * @param soneId - * The ID of the Sone - * @return The Sone + * @param sone + * The local Sone to get the rescuer for + * @return The Sone rescuer for the given Sone */ - public Sone getSone(String soneId) { - if (!soneCache.containsKey(soneId)) { - Sone sone = new Sone(soneId); - soneCache.put(soneId, sone); - setSoneStatus(sone, SoneStatus.unknown); + public SoneRescuer getSoneRescuer(Sone sone) { + checkNotNull(sone, "sone must not be null"); + checkArgument(sone.isLocal(), "sone must be local"); + synchronized (soneRescuers) { + SoneRescuer soneRescuer = soneRescuers.get(sone); + if (soneRescuer == null) { + soneRescuer = new SoneRescuer(this, soneDownloader, sone); + soneRescuers.put(sone, soneRescuer); + soneRescuer.start(); + } + return soneRescuer; } - return soneCache.get(soneId); } /** - * Returns all known sones. + * Returns whether the given Sone is currently locked. * - * @return All known sones + * @param sone + * The sone to check + * @return {@code true} if the Sone is locked, {@code false} if it is not */ - public Collection getKnownSones() { - return Filters.filteredCollection(soneCache.values(), new Filter() { + public boolean isLocked(Sone sone) { + synchronized (lockedSones) { + return lockedSones.contains(sone); + } + } - /** - * {@inheritDoc} - */ - @Override - @SuppressWarnings("synthetic-access") - public boolean filterObject(Sone sone) { - return !blacklistedSones.contains(sone); - } - }); + @Override + public Collection getSones() { + return database.getSones(); } - /** - * Gets all known Sones that are not local Sones. - * - * @return All remote Sones - */ - public Collection getRemoteSones() { - return Filters.filteredCollection(getKnownSones(), new Filter() { + @Override + public Function> getSone() { + return database.getSone(); + } - @Override - @SuppressWarnings("synthetic-access") - public boolean filterObject(Sone sone) { - return !blacklistedSones.contains(sone) && !localSones.contains(sone); - } - }); + @Override + public Optional getSone(String id) { + return database.getSone(id); + } + + @Override + public Collection getLocalSones() { + return database.getLocalSones(); } /** - * Returns all blacklisted Sones. + * Returns the local Sone with the given ID, optionally creating a new Sone. * - * @return All blacklisted Sones + * @param id + * The ID of the Sone + * @return The Sone with the given ID, or {@code null} */ - public Collection getBlacklistedSones() { - return Collections.unmodifiableCollection(blacklistedSones); + public Optional getLocalSone(String id) { + return from(database.getSone(id).asSet()).firstMatch(LOCAL_SONE_FILTER); + } + + @Override + public Collection getRemoteSones() { + return database.getRemoteSones(); } /** - * Checks whether the given Sone is blacklisted. + * Returns the remote Sone with the given ID. * - * @param sone - * The Sone to check - * @return {@code true} if this Sone is blacklisted, {@code false} otherwise + * @param id + * The ID of the remote Sone to get + * @return The Sone with the given ID */ - public boolean isBlacklistedSone(Sone sone) { - return blacklistedSones.contains(sone); + public Optional getRemoteSone(String id) { + return from(database.getSone(id).asSet()).firstMatch(not(LOCAL_SONE_FILTER)); } /** - * Returns the status of the given Sone. + * Returns whether the given Sone has been modified. * * @param sone - * The Sone to get the status for - * @return The status of the Sone + * The Sone to check for modifications + * @return {@code true} if a modification has been detected in the Sone, {@code + * false} otherwise */ - public SoneStatus getSoneStatus(Sone sone) { - return soneStatuses.get(sone); + public boolean isModifiedSone(Sone sone) { + return (soneInserters.containsKey(sone)) ? soneInserters.get(sone).isModified() : false; } /** - * Sets the status of the Sone. + * Returns the time when the given was first followed by any local Sone. * * @param sone - * The Sone to set the status for - * @param soneStatus - * The status of the Sone + * The Sone to get the time for + * @return The time (in milliseconds since Jan 1, 1970) the Sone has first been + * followed, or {@link Long#MAX_VALUE} */ - public void setSoneStatus(Sone sone, SoneStatus soneStatus) { - soneStatuses.put(sone, soneStatus); + public long getSoneFollowingTime(Sone sone) { + synchronized (soneFollowingTimes) { + return Optional.fromNullable(soneFollowingTimes.get(sone.getId())).or(Long.MAX_VALUE); + } } /** - * Creates a new post and adds it to the given Sone. + * Returns whether the given post is bookmarked. * - * @param sone - * The sone that creates the post - * @param text - * The text of the post - * @return The created post + * @param post + * The post to check + * @return {@code true} if the given post is bookmarked, {@code false} + * otherwise */ - public Post createPost(Sone sone, String text) { - return createPost(sone, System.currentTimeMillis(), text); + public boolean isBookmarked(Post post) { + return isPostBookmarked(post.getId()); } /** - * Creates a new post and adds it to the given Sone. + * Returns whether the post with the given ID is bookmarked. * - * @param sone - * The Sone that creates the post - * @param time - * The time of the post - * @param text - * The text of the post - * @return The created post + * @param id + * The ID of the post to check + * @return {@code true} if the post with the given ID is bookmarked, {@code + * false} otherwise */ - public Post createPost(Sone sone, long time, String text) { - Post post = getPost(UUID.randomUUID().toString()).setSone(sone).setTime(time).setText(text); - sone.addPost(post); - return post; + public boolean isPostBookmarked(String id) { + synchronized (bookmarkedPosts) { + return bookmarkedPosts.contains(id); + } } /** - * Creates a reply. + * Returns all currently known bookmarked posts. * - * @param sone - * The Sone that posts the reply - * @param post - * The post the reply refers to - * @param text - * The text of the reply - * @return The created reply + * @return All bookmarked posts */ - public Reply createReply(Sone sone, Post post, String text) { - return createReply(sone, post, System.currentTimeMillis(), text); + public Set getBookmarkedPosts() { + Set posts = new HashSet(); + synchronized (bookmarkedPosts) { + for (String bookmarkedPostId : bookmarkedPosts) { + Optional post = database.getPost(bookmarkedPostId); + if (post.isPresent()) { + posts.add(post.get()); + } + } + } + return posts; + } + + public Optional getAlbum(String albumId) { + return database.getAlbum(albumId); + } + + public Optional getImage(String imageId) { + return database.getImage(imageId); } /** - * Creates a reply. + * Returns the temporary image with the given ID. * - * @param sone - * The Sone that posts the reply - * @param post - * The post the reply refers to - * @param time - * The time of the post - * @param text - * The text of the reply - * @return The created reply + * @param imageId + * The ID of the temporary image + * @return The temporary image, or {@code null} if there is no temporary image + * with the given ID */ - public Reply createReply(Sone sone, Post post, long time, String text) { - Reply reply = getReply(UUID.randomUUID().toString()).setSone(sone).setPost(post).setTime(time).setText(text); - sone.addReply(reply); - return reply; + public TemporaryImage getTemporaryImage(String imageId) { + synchronized (temporaryImages) { + return temporaryImages.get(imageId); + } } // @@ -378,368 +459,838 @@ public class Core extends AbstractService { // /** - * Adds a Sone to watch for updates. The Sone needs to be completely - * initialized. + * Locks the given Sone. A locked Sone will not be inserted by {@link + * SoneInserter} until it is {@link #unlockSone(Sone) unlocked} again. * * @param sone - * The Sone to watch for updates + * The sone to lock */ - public void addSone(Sone sone) { - soneCache.put(sone.getId(), sone); - if (!localSones.contains(sone)) { - soneDownloader.addSone(sone); + public void lockSone(Sone sone) { + synchronized (lockedSones) { + if (lockedSones.add(sone)) { + eventBus.post(new SoneLockedEvent(sone)); + } } } /** - * Adds the given Sone. + * Unlocks the given Sone. * * @param sone - * The Sone to add + * The sone to unlock + * @see #lockSone(Sone) */ - public void addLocalSone(Sone sone) { - if (localSones.add(sone)) { - setSoneStatus(sone, SoneStatus.idle); - SoneInserter soneInserter = new SoneInserter(this, freenetInterface, sone); - soneInserter.start(); + public void unlockSone(Sone sone) { + synchronized (lockedSones) { + if (lockedSones.remove(sone)) { + eventBus.post(new SoneUnlockedEvent(sone)); + } + } + } + + /** + * Adds a local Sone from the given own identity. + * + * @param ownIdentity + * The own identity to create a Sone from + * @return The added (or already existing) Sone + */ + public Sone addLocalSone(OwnIdentity ownIdentity) { + if (ownIdentity == null) { + logger.log(Level.WARNING, "Given OwnIdentity is null!"); + return null; + } + logger.info(String.format("Adding Sone from OwnIdentity: %s", ownIdentity)); + synchronized (soneRescuers) { + final Sone sone; + sone = database.newSoneBuilder().by(ownIdentity.getId()).local().using(new Client("Sone", SonePlugin.VERSION.toString())).build(Optional.absent()); + sone.modify().setLatestEdition(Numbers.safeParseLong(ownIdentity.getProperty("Sone.LatestEdition"), (long) 0)).update(); + sone.setKnown(true); + /* TODO - load posts ’n stuff */ + database.storeSone(sone); + final SoneInserter soneInserter = new SoneInserter(this, eventBus, freenetInterface, sone); soneInserters.put(sone, soneInserter); + sone.setStatus(SoneStatus.idle); + loadSone(sone); + soneInserter.start(); + return sone; } } /** - * Blackslists the given Sone. + * Creates a new Sone for the given own identity. * - * @param sone - * The Sone to blacklist + * @param ownIdentity + * The own identity to create a Sone for + * @return The created Sone */ - public void blacklistSone(Sone sone) { - if (blacklistedSones.add(sone)) { - soneDownloader.removeSone(sone); - if (localSones.remove(sone)) { - SoneInserter soneInserter = soneInserters.remove(sone); - soneInserter.stop(); - } + public Sone createSone(OwnIdentity ownIdentity) { + if (!webOfTrustUpdater.addContextWait(ownIdentity, "Sone")) { + logger.log(Level.SEVERE, String.format("Could not add “Sone” context to own identity: %s", ownIdentity)); + return null; } + Sone sone = addLocalSone(ownIdentity); + sone.getOptions().addBooleanOption("AutoFollow", new DefaultOption(false)); + sone.getOptions().addBooleanOption("EnableSoneInsertNotifications", new DefaultOption(false)); + sone.getOptions().addBooleanOption("ShowNotification/NewSones", new DefaultOption(true)); + sone.getOptions().addBooleanOption("ShowNotification/NewPosts", new DefaultOption(true)); + sone.getOptions().addBooleanOption("ShowNotification/NewReplies", new DefaultOption(true)); + sone.getOptions().addEnumOption("ShowCustomAvatars", new DefaultOption(ShowCustomAvatars.NEVER)); + + followSone(sone, "nwa8lHa271k2QvJ8aa0Ov7IHAV-DFOCFgmDt3X6BpCI"); + touchConfiguration(); + return sone; } /** - * Unblacklists the given Sone. + * Adds the Sone of the given identity. * - * @param sone - * The Sone to unblacklist + * @param identity + * The identity whose Sone to add + * @return The added or already existing Sone */ - public void unblacklistSone(Sone sone) { - if (blacklistedSones.remove(sone)) { - if (sone.getInsertUri() != null) { - addLocalSone(sone); - } else { - addSone(sone); + public Sone addRemoteSone(Identity identity) { + if (identity == null) { + logger.log(Level.WARNING, "Given Identity is null!"); + return null; + } + synchronized (soneRescuers) { + Optional existingSone = database.getSone(identity.getId()); + if (existingSone.isPresent() && existingSone.get().isLocal()) { + return existingSone.get(); } + boolean newSone = !existingSone.isPresent(); + final Sone sone = newSone ? database.newSoneBuilder().by(identity.getId()).using(new Client("Sone", SonePlugin.VERSION.toString())).build(Optional.absent()) : existingSone.get(); + sone.modify().setLatestEdition(Numbers.safeParseLong(identity.getProperty("Sone.LatestEdition"), (long) 0)).update(); + if (newSone) { + synchronized (knownSones) { + newSone = !knownSones.contains(sone.getId()); + } + sone.setKnown(!newSone); + if (newSone) { + eventBus.post(new NewSoneFoundEvent(sone)); + for (Sone localSone : getLocalSones()) { + if (localSone.getOptions().getBooleanOption("AutoFollow").get()) { + followSone(localSone, sone.getId()); + } + } + } + } + soneDownloader.addSone(sone); + soneDownloaders.execute(new Runnable() { + + @Override + @SuppressWarnings("synthetic-access") + public void run() { + soneDownloader.fetchSone(sone, TO_FREENET_URI.apply(sone)); + } + + }); + return sone; } } /** - * Creates a new Sone at a random location. + * Lets the given local Sone follow the Sone with the given ID. * - * @param name - * The name of the Sone - * @return The created Sone - * @throws SoneException - * if a Sone error occurs + * @param sone + * The local Sone that should follow another Sone + * @param soneId + * The ID of the Sone to follow */ - public Sone createSone(String name) throws SoneException { - return createSone(name, "Sone", null, null); + public void followSone(Sone sone, String soneId) { + checkNotNull(sone, "sone must not be null"); + checkNotNull(soneId, "soneId must not be null"); + sone.addFriend(soneId); + synchronized (soneFollowingTimes) { + if (!soneFollowingTimes.containsKey(soneId)) { + long now = System.currentTimeMillis(); + soneFollowingTimes.put(soneId, now); + Optional followedSone = getSone(soneId); + if (!followedSone.isPresent()) { + return; + } + for (Post post : followedSone.get().getPosts()) { + if (post.getTime() < now) { + markPostKnown(post); + } + } + for (PostReply reply : followedSone.get().getReplies()) { + if (reply.getTime() < now) { + reply.modify().setKnown().update(Optional.>absent()); + } + } + } + } + touchConfiguration(); } /** - * Creates a new Sone at the given location. If one of {@code requestUri} or - * {@code insertUrI} is {@code null}, the Sone is created at a random - * location. + * Lets the given local Sone unfollow the Sone with the given ID. * - * @param name - * The name of the Sone - * @param documentName - * The document name in the SSK - * @param requestUri - * The request URI of the Sone, or {@link NullPointerException} - * to create a Sone at a random location - * @param insertUri - * The insert URI of the Sone, or {@code null} to create a Sone - * at a random location - * @return The created Sone - * @throws SoneException - * if a Sone error occurs + * @param sone + * The local Sone that should unfollow another Sone + * @param soneId + * The ID of the Sone being unfollowed */ - public Sone createSone(String name, String documentName, String requestUri, String insertUri) throws SoneException { - if ((name == null) || (name.trim().length() == 0)) { - throw new SoneException(Type.INVALID_SONE_NAME); - } - String finalRequestUri; - String finalInsertUri; - if ((requestUri == null) || (insertUri == null)) { - String[] keyPair = freenetInterface.generateKeyPair(); - finalRequestUri = keyPair[0]; - finalInsertUri = keyPair[1]; - } else { - finalRequestUri = requestUri; - finalInsertUri = insertUri; + public void unfollowSone(Sone sone, String soneId) { + checkNotNull(sone, "sone must not be null"); + checkNotNull(soneId, "soneId must not be null"); + sone.removeFriend(soneId); + boolean unfollowedSoneStillFollowed = false; + for (Sone localSone : getLocalSones()) { + unfollowedSoneStillFollowed |= localSone.hasFriend(soneId); } - Sone sone; - try { - logger.log(Level.FINEST, "Creating new Sone “%s” at %s (%s)…", new Object[] { name, finalRequestUri, finalInsertUri }); - sone = getSone(UUID.randomUUID().toString()).setName(name).setRequestUri(new FreenetURI(finalRequestUri).setKeyType("USK").setDocName(documentName)).setInsertUri(new FreenetURI(finalInsertUri).setKeyType("USK").setDocName(documentName)); - sone.setProfile(new Profile()); - /* set modification counter to 1 so it is inserted immediately. */ - sone.setModificationCounter(1); - addLocalSone(sone); - } catch (MalformedURLException mue1) { - throw new SoneException(Type.INVALID_URI); + if (!unfollowedSoneStillFollowed) { + synchronized (soneFollowingTimes) { + soneFollowingTimes.remove(soneId); + } } - return sone; + touchConfiguration(); } /** - * Loads the Sone from the given request URI. The fetching of the data is - * performed in a new thread so this method returns immediately. + * Sets the trust value of the given origin Sone for the target Sone. * - * @param requestUri - * The request URI to load the Sone from + * @param origin + * The origin Sone + * @param target + * The target Sone + * @param trustValue + * The trust value (from {@code -100} to {@code 100}) */ - public void loadSone(final String requestUri) { - loadSone(requestUri, null); + public void setTrust(Sone origin, Sone target, int trustValue) { + checkNotNull(origin, "origin must not be null"); + checkArgument(origin.getIdentity() instanceof OwnIdentity, "origin must be a local Sone"); + checkNotNull(target, "target must not be null"); + checkArgument((trustValue >= -100) && (trustValue <= 100), "trustValue must be within [-100, 100]"); + webOfTrustUpdater.setTrust((OwnIdentity) origin.getIdentity(), target.getIdentity(), trustValue, preferences.getTrustComment()); } /** - * Loads the Sone from the given request URI. The fetching of the data is - * performed in a new thread so this method returns immediately. If - * {@code insertUri} is not {@code null} the loaded Sone is converted into a - * local Sone and available using as any other local Sone. + * Removes any trust assignment for the given target Sone. * - * @param requestUri - * The request URI to load the Sone from - * @param insertUri - * The insert URI of the Sone + * @param origin + * The trust origin + * @param target + * The trust target */ - public void loadSone(final String requestUri, final String insertUri) { - new Thread(new Runnable() { + public void removeTrust(Sone origin, Sone target) { + checkNotNull(origin, "origin must not be null"); + checkNotNull(target, "target must not be null"); + checkArgument(origin.getIdentity() instanceof OwnIdentity, "origin must be a local Sone"); + webOfTrustUpdater.setTrust((OwnIdentity) origin.getIdentity(), target.getIdentity(), null, null); + } - @Override - @SuppressWarnings("synthetic-access") - public void run() { - try { - FreenetURI realRequestUri = new FreenetURI(requestUri).setMetaString(new String[] { "sone.xml" }); - FetchResult fetchResult = freenetInterface.fetchUri(realRequestUri); - if (fetchResult == null) { - return; - } - Sone parsedSone = soneDownloader.parseSone(null, fetchResult, realRequestUri); - if (parsedSone != null) { - if (insertUri != null) { - parsedSone.setInsertUri(new FreenetURI(insertUri)); - addLocalSone(parsedSone); - } else { - addSone(parsedSone); - } - setSoneStatus(parsedSone, SoneStatus.idle); - } - } catch (MalformedURLException mue1) { - logger.log(Level.INFO, "Could not create URI from “" + requestUri + "”.", mue1); - } - } - }, "Sone Downloader").start(); + /** + * Assigns the configured positive trust value for the given target. + * + * @param origin + * The trust origin + * @param target + * The trust target + */ + public void trustSone(Sone origin, Sone target) { + setTrust(origin, target, preferences.getPositiveTrust()); } /** - * Loads a Sone from an input stream. + * Assigns the configured negative trust value for the given target. * - * @param soneInputStream - * The input stream to load the Sone from - * @return The parsed Sone, or {@code null} if the Sone could not be parsed + * @param origin + * The trust origin + * @param target + * The trust target */ - public Sone loadSone(InputStream soneInputStream) { - Sone parsedSone = soneDownloader.parseSone(soneInputStream); - if (parsedSone == null) { - return null; - } - if (parsedSone.getInsertUri() != null) { - addLocalSone(parsedSone); - } else { - addSone(parsedSone); - } - return parsedSone; + public void distrustSone(Sone origin, Sone target) { + setTrust(origin, target, preferences.getNegativeTrust()); } /** - * Loads and updates the given Sone. + * Removes the trust assignment for the given target. + * + * @param origin + * The trust origin + * @param target + * The trust target + */ + public void untrustSone(Sone origin, Sone target) { + removeTrust(origin, target); + } + + /** + * Updates the stored Sone with the given Sone. * * @param sone - * The Sone to load + * The updated Sone */ - public void loadSone(final Sone sone) { - new Thread(new Runnable() { + public void updateSone(Sone sone) { + updateSone(sone, false); + } - @Override - @SuppressWarnings("synthetic-access") - public void run() { - FreenetURI realRequestUri = sone.getRequestUri().setMetaString(new String[] { "sone.xml" }); - setSoneStatus(sone, SoneStatus.downloading); - try { - FetchResult fetchResult = freenetInterface.fetchUri(realRequestUri); - if (fetchResult == null) { - /* TODO - mark Sone as bad. */ - return; - } - Sone parsedSone = soneDownloader.parseSone(sone, fetchResult, realRequestUri); - if (parsedSone != null) { - addSone(parsedSone); + /** + * Updates the stored Sone with the given Sone. If {@code soneRescueMode} is + * {@code true}, an older Sone than the current Sone can be given to restore an + * old state. + * + * @param sone + * The Sone to update + * @param soneRescueMode + * {@code true} if the stored Sone should be updated regardless of the age of + * the given Sone + */ + public void updateSone(Sone sone, boolean soneRescueMode) { + Optional storedSone = getSone(sone.getId()); + if (storedSone.isPresent()) { + if (!soneRescueMode && !(sone.getTime() > storedSone.get().getTime())) { + logger.log(Level.FINE, String.format("Downloaded Sone %s is not newer than stored Sone %s.", sone, storedSone)); + return; + } + /* find removed posts. */ + Collection existingPosts = database.getPosts(sone.getId()); + for (Post oldPost : existingPosts) { + if (!sone.getPosts().contains(oldPost)) { + eventBus.post(new PostRemovedEvent(oldPost)); + } + } + /* find new posts. */ + for (Post newPost : sone.getPosts()) { + if (existingPosts.contains(newPost)) { + continue; + } + if (newPost.getTime() < getSoneFollowingTime(sone)) { + newPost.setKnown(); + } else if (!newPost.isKnown()) { + eventBus.post(new NewPostFoundEvent(newPost)); + } + } + /* store posts. */ + database.storePosts(sone, sone.getPosts()); + if (!soneRescueMode) { + for (PostReply reply : storedSone.get().getReplies()) { + if (!sone.getReplies().contains(reply)) { + eventBus.post(new PostReplyRemovedEvent(reply)); } - } finally { - setSoneStatus(sone, (sone.getTime() == 0) ? SoneStatus.unknown : SoneStatus.idle); } } - }, "Sone Downloader").start(); + Set storedReplies = storedSone.get().getReplies(); + for (PostReply reply : sone.getReplies()) { + if (storedReplies.contains(reply)) { + continue; + } + if (reply.getTime() < getSoneFollowingTime(sone)) { + reply.modify().setKnown().update(Optional.>absent()); + } else if (!reply.isKnown()) { + eventBus.post(new NewPostReplyFoundEvent(reply)); + } + } + database.storePostReplies(sone, sone.getReplies()); + for (Album album : storedSone.get().getRootAlbum().getAlbums()) { + database.removeAlbum(album); + for (Image image : album.getImages()) { + database.removeImage(image); + } + } + for (Album album : sone.getRootAlbum().getAlbums()) { + database.storeAlbum(album); + for (Image image : album.getImages()) { + database.storeImage(image); + } + } + synchronized (soneRescuers) { + sone.setOptions(storedSone.get().getOptions()); + sone.setKnown(storedSone.get().isKnown()); + sone.setStatus((sone.getTime() == 0) ? SoneStatus.unknown : SoneStatus.idle); + if (sone.isLocal()) { + soneInserters.get(storedSone.get()).setSone(sone); + touchConfiguration(); + } + database.storeSone(sone); + } + } } /** - * Deletes the given Sone from this plugin instance. + * Deletes the given Sone. This will remove the Sone from the {@link + * #getLocalSones() local Sones}, stop its {@link SoneInserter} and remove the + * context from its identity. * * @param sone - * The sone to delete + * The Sone to delete */ public void deleteSone(Sone sone) { - SoneInserter soneInserter = soneInserters.remove(sone); - soneInserter.stop(); - localSones.remove(sone); - soneStatuses.remove(sone); - soneCache.remove(sone.getId()); + if (!(sone.getIdentity() instanceof OwnIdentity)) { + logger.log(Level.WARNING, String.format("Tried to delete Sone of non-own identity: %s", sone)); + return; + } + synchronized (soneRescuers) { + if (!getLocalSones().contains(sone)) { + logger.log(Level.WARNING, String.format("Tried to delete non-local Sone: %s", sone)); + return; + } + SoneInserter soneInserter = soneInserters.remove(sone); + soneInserter.stop(); + } + webOfTrustUpdater.removeContext((OwnIdentity) sone.getIdentity(), "Sone"); + webOfTrustUpdater.removeProperty((OwnIdentity) sone.getIdentity(), "Sone.LatestEdition"); + try { + configuration.getLongValue("Sone/" + sone.getId() + "/Time").setValue(null); + } catch (ConfigurationException ce1) { + logger.log(Level.WARNING, "Could not remove Sone from configuration!", ce1); + } } /** - * Returns the post with the given ID. If no post exists yet with the given - * ID, a new post is returned. + * Marks the given Sone as known. If the Sone was not {@link Post#isKnown() + * known} before, a {@link MarkSoneKnownEvent} is fired. * - * @param postId - * The ID of the post - * @return The post + * @param sone + * The Sone to mark as known */ - public Post getPost(String postId) { - if (!postCache.containsKey(postId)) { - postCache.put(postId, new Post(postId)); + public void markSoneKnown(Sone sone) { + if (!sone.isKnown()) { + sone.setKnown(true); + synchronized (knownSones) { + knownSones.add(sone.getId()); + } + eventBus.post(new MarkSoneKnownEvent(sone)); + touchConfiguration(); + } + } + + /** + * Loads and updates the given Sone from the configuration. If any error is + * encountered, loading is aborted and the given Sone is not changed. + * + * @param sone + * The Sone to load and update + */ + public void loadSone(Sone sone) { + if (!sone.isLocal()) { + logger.log(Level.FINE, String.format("Tried to load non-local Sone: %s", sone)); + return; + } + logger.info(String.format("Loading local Sone: %s", sone)); + + /* initialize options. */ + sone.getOptions().addBooleanOption("AutoFollow", new DefaultOption(false)); + sone.getOptions().addBooleanOption("EnableSoneInsertNotifications", new DefaultOption(false)); + sone.getOptions().addBooleanOption("ShowNotification/NewSones", new DefaultOption(true)); + sone.getOptions().addBooleanOption("ShowNotification/NewPosts", new DefaultOption(true)); + sone.getOptions().addBooleanOption("ShowNotification/NewReplies", new DefaultOption(true)); + sone.getOptions().addEnumOption("ShowCustomAvatars", new DefaultOption(ShowCustomAvatars.NEVER)); + + /* load Sone. */ + String sonePrefix = "Sone/" + sone.getId(); + Long soneTime = configuration.getLongValue(sonePrefix + "/Time").getValue(null); + if (soneTime == null) { + logger.log(Level.INFO, "Could not load Sone because no Sone has been saved."); + return; + } + String lastInsertFingerprint = configuration.getStringValue(sonePrefix + "/LastInsertFingerprint").getValue(""); + + /* load profile. */ + Profile profile = new Profile(sone); + String firstName = configuration.getStringValue(sonePrefix + "/Profile/FirstName").getValue(null); + String middleName = configuration.getStringValue(sonePrefix + "/Profile/MiddleName").getValue(null); + String lastName = configuration.getStringValue(sonePrefix + "/Profile/LastName").getValue(null); + profile.modify().setFirstName(firstName).setMiddleName(middleName).setLastName(lastName).update(); + Integer birthDay = configuration.getIntValue(sonePrefix + "/Profile/BirthDay").getValue(null); + Integer birthMonth = configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").getValue(null); + Integer birthYear = configuration.getIntValue(sonePrefix + "/Profile/BirthYear").getValue(null); + profile.modify().setBirthYear(birthYear).setBirthMonth(birthMonth).setBirthDay(birthDay).update(); + + /* load profile fields. */ + while (true) { + String fieldPrefix = sonePrefix + "/Profile/Fields/" + profile.getFields().size(); + String fieldName = configuration.getStringValue(fieldPrefix + "/Name").getValue(null); + if (fieldName == null) { + break; + } + String fieldValue = configuration.getStringValue(fieldPrefix + "/Value").getValue(""); + profile.setField(profile.addField(fieldName), fieldValue); + } + + /* load posts. */ + Set posts = new HashSet(); + while (true) { + String postPrefix = sonePrefix + "/Posts/" + posts.size(); + String postId = configuration.getStringValue(postPrefix + "/ID").getValue(null); + if (postId == null) { + break; + } + String postRecipientId = configuration.getStringValue(postPrefix + "/Recipient").getValue(null); + long postTime = configuration.getLongValue(postPrefix + "/Time").getValue((long) 0); + String postText = configuration.getStringValue(postPrefix + "/Text").getValue(null); + if ((postTime == 0) || (postText == null)) { + logger.log(Level.WARNING, "Invalid post found, aborting load!"); + return; + } + PostBuilder postBuilder = sone.newPostBuilder().withId(postId).withTime(postTime).withText(postText); + if ((postRecipientId != null) && (postRecipientId.length() == 43)) { + postBuilder.to(of(postRecipientId)); + } + posts.add(postBuilder.build(Optional.absent())); + } + + /* load replies. */ + Set replies = new HashSet(); + while (true) { + String replyPrefix = sonePrefix + "/Replies/" + replies.size(); + String replyId = configuration.getStringValue(replyPrefix + "/ID").getValue(null); + if (replyId == null) { + break; + } + String postId = configuration.getStringValue(replyPrefix + "/Post/ID").getValue(null); + long replyTime = configuration.getLongValue(replyPrefix + "/Time").getValue((long) 0); + String replyText = configuration.getStringValue(replyPrefix + "/Text").getValue(null); + if ((postId == null) || (replyTime == 0) || (replyText == null)) { + logger.log(Level.WARNING, "Invalid reply found, aborting load!"); + return; + } + PostReplyBuilder postReplyBuilder = sone.newPostReplyBuilder(postId).withId(replyId).withTime(replyTime).withText(replyText); + replies.add(postReplyBuilder.build(Optional.absent())); + } + + /* load post likes. */ + Set likedPostIds = new HashSet(); + while (true) { + String likedPostId = configuration.getStringValue(sonePrefix + "/Likes/Post/" + likedPostIds.size() + "/ID").getValue(null); + if (likedPostId == null) { + break; + } + likedPostIds.add(likedPostId); + } + + /* load reply likes. */ + Set likedReplyIds = new HashSet(); + while (true) { + String likedReplyId = configuration.getStringValue(sonePrefix + "/Likes/Reply/" + likedReplyIds.size() + "/ID").getValue(null); + if (likedReplyId == null) { + break; + } + likedReplyIds.add(likedReplyId); + } + + /* load friends. */ + Set friends = new HashSet(); + while (true) { + String friendId = configuration.getStringValue(sonePrefix + "/Friends/" + friends.size() + "/ID").getValue(null); + if (friendId == null) { + break; + } + friends.add(friendId); } - return postCache.get(postId); + + /* load albums. */ + Map albums = Maps.newHashMap(); + int albumCounter = 0; + while (true) { + String albumPrefix = sonePrefix + "/Albums/" + albumCounter++; + String albumId = configuration.getStringValue(albumPrefix + "/ID").getValue(null); + if (albumId == null) { + break; + } + String albumTitle = configuration.getStringValue(albumPrefix + "/Title").getValue(null); + String albumDescription = configuration.getStringValue(albumPrefix + "/Description").getValue(null); + String albumParentId = configuration.getStringValue(albumPrefix + "/Parent").getValue(null); + String albumImageId = configuration.getStringValue(albumPrefix + "/AlbumImage").getValue(null); + if ((albumTitle == null) || (albumDescription == null)) { + logger.log(Level.WARNING, "Invalid album found, aborting load!"); + return; + } + Album parentAlbum = sone.getRootAlbum(); + if (albumParentId != null) { + parentAlbum = albums.get(albumParentId); + } + Album album = parentAlbum.newAlbumBuilder().withId(albumId).build().modify().setTitle(albumTitle).setDescription(albumDescription).setAlbumImage(albumImageId).update(); + albums.put(album.getId(), album); + } + + /* load images. */ + int imageCounter = 0; + while (true) { + String imagePrefix = sonePrefix + "/Images/" + imageCounter++; + String imageId = configuration.getStringValue(imagePrefix + "/ID").getValue(null); + if (imageId == null) { + break; + } + String albumId = configuration.getStringValue(imagePrefix + "/Album").getValue(null); + String key = configuration.getStringValue(imagePrefix + "/Key").getValue(null); + String title = configuration.getStringValue(imagePrefix + "/Title").getValue(null); + String description = configuration.getStringValue(imagePrefix + "/Description").getValue(null); + Long creationTime = configuration.getLongValue(imagePrefix + "/CreationTime").getValue(null); + Integer width = configuration.getIntValue(imagePrefix + "/Width").getValue(null); + Integer height = configuration.getIntValue(imagePrefix + "/Height").getValue(null); + if ((albumId == null) || (key == null) || (title == null) || (description == null) || (creationTime == null) || (width == null) || (height == null)) { + logger.log(Level.WARNING, "Invalid image found, aborting load!"); + return; + } + Album album = albums.get(albumId); + if (album == null) { + logger.log(Level.WARNING, "Invalid album image encountered, aborting load!"); + return; + } + album.newImageBuilder().withId(imageId).created(creationTime).at(key).sized(width, height).build(Optional.absent()).modify().setTitle(title).setDescription(description).update(); + } + + /* load avatar. */ + String avatarId = configuration.getStringValue(sonePrefix + "/Profile/Avatar").getValue(null); + if (avatarId != null) { + profile.setAvatar(getImage(avatarId).transform(GET_ID)); + } + + /* load options. */ + sone.getOptions().getBooleanOption("AutoFollow").set(configuration.getBooleanValue(sonePrefix + "/Options/AutoFollow").getValue(null)); + sone.getOptions().getBooleanOption("EnableSoneInsertNotifications").set(configuration.getBooleanValue(sonePrefix + "/Options/EnableSoneInsertNotifications").getValue(null)); + sone.getOptions().getBooleanOption("ShowNotification/NewSones").set(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewSones").getValue(null)); + sone.getOptions().getBooleanOption("ShowNotification/NewPosts").set(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewPosts").getValue(null)); + sone.getOptions().getBooleanOption("ShowNotification/NewReplies").set(configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewReplies").getValue(null)); + sone.getOptions().getEnumOption("ShowCustomAvatars").set(ShowCustomAvatars.valueOf(configuration.getStringValue(sonePrefix + "/Options/ShowCustomAvatars").getValue(ShowCustomAvatars.NEVER.name()))); + + /* if we’re still here, Sone was loaded successfully. */ + synchronized (sone) { + sone.setTime(soneTime); + sone.setProfile(profile); + sone.setPosts(posts); + sone.setReplies(replies); + sone.setLikePostIds(likedPostIds); + sone.setLikeReplyIds(likedReplyIds); + for (String friendId : friends) { + followSone(sone, friendId); + } + for (Album album : sone.getRootAlbum().getAlbums()) { + album.remove(); + } + soneInserters.get(sone).setLastInsertFingerprint(lastInsertFingerprint); + } + synchronized (knownSones) { + for (String friend : friends) { + knownSones.add(friend); + } + } + database.storePosts(sone, posts); + for (Post post : posts) { + post.setKnown(); + } + database.storePostReplies(sone, replies); + for (PostReply reply : replies) { + reply.modify().setKnown().update(Optional.>absent()); + } + + logger.info(String.format("Sone loaded successfully: %s", sone)); } /** - * Returns the reply with the given ID. If no reply exists yet with the - * given ID, a new reply is returned. + * Deletes the given post. * - * @param replyId - * The ID of the reply - * @return The reply + * @param post + * The post to delete */ - public Reply getReply(String replyId) { - if (!replyCache.containsKey(replyId)) { - replyCache.put(replyId, new Reply(replyId)); + public void deletePost(Post post) { + if (!post.getSone().isLocal()) { + logger.log(Level.WARNING, String.format("Tried to delete post of non-local Sone: %s", post.getSone())); + return; } - return replyCache.get(replyId); + database.removePost(post); + eventBus.post(new PostRemovedEvent(post)); + markPostKnown(post); + touchConfiguration(); } /** - * Gets all replies to the given post, sorted by date, oldest first. + * Marks the given post as known, if it is currently not a known post + * (according to {@link Post#isKnown()}). * * @param post - * The post the replies refer to - * @return The sorted list of replies for the post + * The post to mark as known */ - public List getReplies(Post post) { - List replies = new ArrayList(); - for (Reply reply : replyCache.values()) { - if (reply.getPost().equals(post)) { - replies.add(reply); - } + public void markPostKnown(Post post) { + post.setKnown(); + eventBus.post(new MarkPostKnownEvent(post)); + touchConfiguration(); + for (PostReply reply : post.getReplies()) { + reply.modify().setKnown().update(postReplyUpdated()); } - Collections.sort(replies, new Comparator() { + } - /** - * {@inheritDoc} - */ - @Override - public int compare(Reply leftReply, Reply rightReply) { - return (int) Math.max(Integer.MIN_VALUE, Math.min(Integer.MAX_VALUE, leftReply.getTime() - rightReply.getTime())); - } - }); - return replies; + /** + * Bookmarks the post with the given ID. + * + * @param id + * The ID of the post to bookmark + */ + public void bookmarkPost(String id) { + synchronized (bookmarkedPosts) { + bookmarkedPosts.add(id); + } } /** - * Gets all Sones that like the given post. + * Removes the given post from the bookmarks. * * @param post - * The post to check for - * @return All Sones that like the post + * The post to unbookmark */ - public Collection getLikes(final Post post) { - return Filters.filteredCollection(getKnownSones(), new Filter() { + public void unbookmark(Post post) { + unbookmarkPost(post.getId()); + } - @Override - public boolean filterObject(Sone sone) { - return sone.isLikedPostId(post.getId()); - } - }); + /** + * Removes the post with the given ID from the bookmarks. + * + * @param id + * The ID of the post to unbookmark + */ + public void unbookmarkPost(String id) { + synchronized (bookmarkedPosts) { + bookmarkedPosts.remove(id); + } } /** - * Gets all Sones that like the given reply. + * Deletes the given reply. * * @param reply - * The reply to check for - * @return All Sones that like the reply + * The reply to delete */ - public Collection getLikes(final Reply reply) { - return Filters.filteredCollection(getKnownSones(), new Filter() { + public void deleteReply(PostReply reply) { + Sone sone = reply.getSone(); + if (!sone.isLocal()) { + logger.log(Level.FINE, String.format("Tried to delete non-local reply: %s", reply)); + return; + } + postReplyUpdated().get().replyUpdated(reply); + database.removePostReply(reply); + touchConfiguration(); + } - @Override - public boolean filterObject(Sone sone) { - return sone.isLikedReplyId(reply.getId()); - } - }); + /** + * Creates a new image. + * + * @param sone + * The Sone creating the image + * @param album + * The album the image will be inserted into + * @param temporaryImage + * The temporary image to create the image from + * @return The newly created image + */ + public Image createImage(Sone sone, Album album, TemporaryImage temporaryImage) { + checkNotNull(sone, "sone must not be null"); + checkNotNull(album, "album must not be null"); + checkNotNull(temporaryImage, "temporaryImage must not be null"); + checkArgument(sone.isLocal(), "sone must be a local Sone"); + checkArgument(sone.equals(album.getSone()), "album must belong to the given Sone"); + Image image = album.newImageBuilder().withId(temporaryImage.getId()).sized(temporaryImage.getWidth(), temporaryImage.getHeight()).build(imageCreated()); + imageInserter.insertImage(temporaryImage, image); + return image; } /** - * Deletes the given reply. It is removed from its Sone and from the reply - * cache. + * Deletes the given image. This method will also delete a matching temporary + * image. * - * @param reply - * The reply to remove + * @param image + * The image to delete + * @see #deleteTemporaryImage(String) */ - public void deleteReply(Reply reply) { - reply.getSone().removeReply(reply); - replyCache.remove(reply.getId()); + public void deleteImage(Image image) { + checkNotNull(image, "image must not be null"); + checkArgument(image.getSone().isLocal(), "image must belong to a local Sone"); + deleteTemporaryImage(image.getId()); + image.remove(); + touchConfiguration(); + } + + /** + * Creates a new temporary image. + * + * @param mimeType + * The MIME type of the temporary image + * @param imageData + * The encoded data of the image + * @return The temporary image + */ + public TemporaryImage createTemporaryImage(String mimeType, byte[] imageData, int width, int height) { + TemporaryImage temporaryImage = new TemporaryImage(mimeType, imageData, width, height); + synchronized (temporaryImages) { + temporaryImages.put(temporaryImage.getId(), temporaryImage); + } + return temporaryImage; + } + + /** + * Deletes the temporary image with the given ID. + * + * @param imageId + * The ID of the temporary image to delete + */ + public void deleteTemporaryImage(String imageId) { + checkNotNull(imageId, "imageId must not be null"); + synchronized (temporaryImages) { + temporaryImages.remove(imageId); + } + Optional image = getImage(imageId); + if (image.isPresent()) { + imageInserter.cancelImageInsert(image.get()); + } + } + + /** + * Notifies the core that the configuration, either of the core or of a single + * local Sone, has changed, and that the configuration should be saved. + */ + public void touchConfiguration() { + lastConfigurationUpdate = System.currentTimeMillis(); } // // SERVICE METHODS // - /** - * {@inheritDoc} - */ @Override - protected void serviceStart() { + public void serviceStart() { loadConfiguration(); + updateChecker.start(); + identityManager.start(); + webOfTrustUpdater.init(); + webOfTrustUpdater.start(); + database.start(); } - /** - * {@inheritDoc} - */ @Override - protected void serviceStop() { - soneDownloader.stop(); - /* stop all Sone inserters. */ - for (SoneInserter soneInserter : soneInserters.values()) { - soneInserter.stop(); + public void serviceRun() { + long lastSaved = System.currentTimeMillis(); + while (!shouldStop()) { + sleep(1000); + long now = System.currentTimeMillis(); + if (shouldStop() || ((lastConfigurationUpdate > lastSaved) && ((now - lastConfigurationUpdate) > 5000))) { + for (Sone localSone : getLocalSones()) { + saveSone(localSone); + } + saveConfiguration(); + lastSaved = now; + } + } + } + + @Override + public void serviceStop() { + localElementTicker.shutdownNow(); + synchronized (soneRescuers) { + for (Entry soneInserter : soneInserters.entrySet()) { + soneInserter.getValue().stop(); + saveSone(soneInserter.getKey()); + } } saveConfiguration(); + database.stop(); + webOfTrustUpdater.stop(); + updateChecker.stop(); + soneDownloader.stop(); + identityManager.stop(); + soneDownloaders.shutdownNow(); } // @@ -747,329 +1298,499 @@ public class Core extends AbstractService { // /** - * Adds some default Sones. + * Saves the given Sone. This will persist all local settings for the given + * Sone, such as the friends list and similar, private options. + * + * @param sone + * The Sone to save */ - private void addDefaultSones() { - for (String soneUri : defaultSones) { - loadSone(soneUri); + private synchronized void saveSone(Sone sone) { + if (!sone.isLocal()) { + logger.log(Level.FINE, String.format("Tried to save non-local Sone: %s", sone)); + return; + } + if (!(sone.getIdentity() instanceof OwnIdentity)) { + logger.log(Level.WARNING, String.format("Local Sone without OwnIdentity found, refusing to save: %s", sone)); + return; } - } - /** - * Loads the configuration. - */ - @SuppressWarnings("unchecked") - private void loadConfiguration() { - logger.entering(Core.class.getName(), "loadConfiguration()"); + logger.log(Level.INFO, String.format("Saving Sone: %s", sone)); + try { + /* save Sone into configuration. */ + String sonePrefix = "Sone/" + sone.getId(); + configuration.getLongValue(sonePrefix + "/Time").setValue(sone.getTime()); + configuration.getStringValue(sonePrefix + "/LastInsertFingerprint").setValue(soneInserters.get(sone).getLastInsertFingerprint()); + + /* save profile. */ + Profile profile = sone.getProfile(); + configuration.getStringValue(sonePrefix + "/Profile/FirstName").setValue(profile.getFirstName()); + configuration.getStringValue(sonePrefix + "/Profile/MiddleName").setValue(profile.getMiddleName()); + configuration.getStringValue(sonePrefix + "/Profile/LastName").setValue(profile.getLastName()); + configuration.getIntValue(sonePrefix + "/Profile/BirthDay").setValue(profile.getBirthDay()); + configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").setValue(profile.getBirthMonth()); + configuration.getIntValue(sonePrefix + "/Profile/BirthYear").setValue(profile.getBirthYear()); + configuration.getStringValue(sonePrefix + "/Profile/Avatar").setValue(profile.getAvatar()); + + /* save profile fields. */ + int fieldCounter = 0; + for (Field profileField : profile.getFields()) { + String fieldPrefix = sonePrefix + "/Profile/Fields/" + fieldCounter++; + configuration.getStringValue(fieldPrefix + "/Name").setValue(profileField.getName()); + configuration.getStringValue(fieldPrefix + "/Value").setValue(profileField.getValue()); + } + configuration.getStringValue(sonePrefix + "/Profile/Fields/" + fieldCounter + "/Name").setValue(null); + + /* save posts. */ + int postCounter = 0; + for (Post post : sone.getPosts()) { + String postPrefix = sonePrefix + "/Posts/" + postCounter++; + configuration.getStringValue(postPrefix + "/ID").setValue(post.getId()); + configuration.getStringValue(postPrefix + "/Recipient").setValue(post.getRecipientId().orNull()); + configuration.getLongValue(postPrefix + "/Time").setValue(post.getTime()); + configuration.getStringValue(postPrefix + "/Text").setValue(post.getText()); + } + configuration.getStringValue(sonePrefix + "/Posts/" + postCounter + "/ID").setValue(null); + + /* save replies. */ + int replyCounter = 0; + for (PostReply reply : sone.getReplies()) { + String replyPrefix = sonePrefix + "/Replies/" + replyCounter++; + configuration.getStringValue(replyPrefix + "/ID").setValue(reply.getId()); + configuration.getStringValue(replyPrefix + "/Post/ID").setValue(reply.getPostId()); + configuration.getLongValue(replyPrefix + "/Time").setValue(reply.getTime()); + configuration.getStringValue(replyPrefix + "/Text").setValue(reply.getText()); + } + configuration.getStringValue(sonePrefix + "/Replies/" + replyCounter + "/ID").setValue(null); - boolean firstStart = configuration.getBooleanValue("FirstStart").getValue(true); - if (firstStart) { - logger.log(Level.INFO, "First start of Sone, adding a couple of default Sones…"); - addDefaultSones(); - try { - configuration.getBooleanValue("FirstStart").setValue(false); - } catch (ConfigurationException ce1) { - logger.log(Level.WARNING, "Could not clear “first start” flag!"); + /* save post likes. */ + int postLikeCounter = 0; + for (String postId : sone.getLikedPostIds()) { + configuration.getStringValue(sonePrefix + "/Likes/Post/" + postLikeCounter++ + "/ID").setValue(postId); } - } + configuration.getStringValue(sonePrefix + "/Likes/Post/" + postLikeCounter + "/ID").setValue(null); - options.addIntegerOption("InsertionDelay", new DefaultOption(60, new OptionWatcher() { + /* save reply likes. */ + int replyLikeCounter = 0; + for (String replyId : sone.getLikedReplyIds()) { + configuration.getStringValue(sonePrefix + "/Likes/Reply/" + replyLikeCounter++ + "/ID").setValue(replyId); + } + configuration.getStringValue(sonePrefix + "/Likes/Reply/" + replyLikeCounter + "/ID").setValue(null); - @Override - public void optionChanged(Option option, Integer oldValue, Integer newValue) { - SoneInserter.setInsertionDelay(newValue); + /* save friends. */ + int friendCounter = 0; + for (String friendId : sone.getFriends()) { + configuration.getStringValue(sonePrefix + "/Friends/" + friendCounter++ + "/ID").setValue(friendId); + } + configuration.getStringValue(sonePrefix + "/Friends/" + friendCounter + "/ID").setValue(null); + + /* save albums. first, collect in a flat structure, top-level first. */ + List albums = from(sone.getRootAlbum().getAlbums()).transformAndConcat(Album.FLATTENER).toList(); + + int albumCounter = 0; + for (Album album : albums) { + String albumPrefix = sonePrefix + "/Albums/" + albumCounter++; + configuration.getStringValue(albumPrefix + "/ID").setValue(album.getId()); + configuration.getStringValue(albumPrefix + "/Title").setValue(album.getTitle()); + configuration.getStringValue(albumPrefix + "/Description").setValue(album.getDescription()); + configuration.getStringValue(albumPrefix + "/Parent").setValue(album.getParent().equals(sone.getRootAlbum()) ? null : album.getParent().getId()); + configuration.getStringValue(albumPrefix + "/AlbumImage").setValue(album.getAlbumImage().transform(GET_ID).orNull()); } + configuration.getStringValue(sonePrefix + "/Albums/" + albumCounter + "/ID").setValue(null); + + /* save images. */ + int imageCounter = 0; + for (Album album : albums) { + for (Image image : album.getImages()) { + if (!image.isInserted()) { + continue; + } + String imagePrefix = sonePrefix + "/Images/" + imageCounter++; + configuration.getStringValue(imagePrefix + "/ID").setValue(image.getId()); + configuration.getStringValue(imagePrefix + "/Album").setValue(album.getId()); + configuration.getStringValue(imagePrefix + "/Key").setValue(image.getKey()); + configuration.getStringValue(imagePrefix + "/Title").setValue(image.getTitle()); + configuration.getStringValue(imagePrefix + "/Description").setValue(image.getDescription()); + configuration.getLongValue(imagePrefix + "/CreationTime").setValue(image.getCreationTime()); + configuration.getIntValue(imagePrefix + "/Width").setValue(image.getWidth()); + configuration.getIntValue(imagePrefix + "/Height").setValue(image.getHeight()); + } + } + configuration.getStringValue(sonePrefix + "/Images/" + imageCounter + "/ID").setValue(null); - })); + /* save options. */ + configuration.getBooleanValue(sonePrefix + "/Options/AutoFollow").setValue(sone.getOptions().getBooleanOption("AutoFollow").getReal()); + configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewSones").setValue(sone.getOptions().getBooleanOption("ShowNotification/NewSones").getReal()); + configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewPosts").setValue(sone.getOptions().getBooleanOption("ShowNotification/NewPosts").getReal()); + configuration.getBooleanValue(sonePrefix + "/Options/ShowNotification/NewReplies").setValue(sone.getOptions().getBooleanOption("ShowNotification/NewReplies").getReal()); + configuration.getBooleanValue(sonePrefix + "/Options/EnableSoneInsertNotifications").setValue(sone.getOptions().getBooleanOption("EnableSoneInsertNotifications").getReal()); + configuration.getStringValue(sonePrefix + "/Options/ShowCustomAvatars").setValue(sone.getOptions().getEnumOption("ShowCustomAvatars").get().name()); - options.addBooleanOption("ClearOnNextRestart", new DefaultOption(false)); - options.addBooleanOption("ReallyClearOnNextRestart", new DefaultOption(false)); + configuration.save(); - if (firstStart) { - return; - } + webOfTrustUpdater.setProperty((OwnIdentity) sone.getIdentity(), "Sone.LatestEdition", String.valueOf(sone.getLatestEdition())); - options.getBooleanOption("ClearOnNextRestart").set(configuration.getBooleanValue("Option/ClearOnNextRestart").getValue(null)); - options.getBooleanOption("ReallyClearOnNextRestart").set(configuration.getBooleanValue("Option/ReallyClearOnNextRestart").getValue(null)); - boolean clearConfiguration = options.getBooleanOption("ClearOnNextRestart").get() && options.getBooleanOption("ReallyClearOnNextRestart").get(); - options.getBooleanOption("ClearOnNextRestart").set(null); - options.getBooleanOption("ReallyClearOnNextRestart").set(null); - if (clearConfiguration) { - /* stop loading the configuration. */ - addDefaultSones(); - return; + logger.log(Level.INFO, String.format("Sone %s saved.", sone)); + } catch (ConfigurationException ce1) { + logger.log(Level.WARNING, String.format("Could not save Sone: %s", sone), ce1); } + } - options.getIntegerOption("InsertionDelay").set(configuration.getIntValue("Option/InsertionDelay").getValue(null)); - - /* parse local Sones. */ - logger.log(Level.INFO, "Loading Sones…"); - int soneId = 0; - do { - String sonePrefix = "Sone/Sone." + soneId++; - String id = configuration.getStringValue(sonePrefix + "/ID").getValue(null); - if (id == null) { - break; + /** Saves the current options. */ + private void saveConfiguration() { + synchronized (configuration) { + if (storingConfiguration) { + logger.log(Level.FINE, "Already storing configuration…"); + return; } - String name = configuration.getStringValue(sonePrefix + "/Name").getValue(null); - long time = configuration.getLongValue(sonePrefix + "/Time").getValue((long) 0); - String insertUri = configuration.getStringValue(sonePrefix + "/InsertURI").getValue(null); - String requestUri = configuration.getStringValue(sonePrefix + "/RequestURI").getValue(null); - long modificationCounter = configuration.getLongValue(sonePrefix + "/ModificationCounter").getValue((long) 0); - String firstName = configuration.getStringValue(sonePrefix + "/Profile/FirstName").getValue(null); - String middleName = configuration.getStringValue(sonePrefix + "/Profile/MiddleName").getValue(null); - String lastName = configuration.getStringValue(sonePrefix + "/Profile/LastName").getValue(null); - Integer birthDay = configuration.getIntValue(sonePrefix + "/Profile/BirthDay").getValue(null); - Integer birthMonth = configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").getValue(null); - Integer birthYear = configuration.getIntValue(sonePrefix + "/Profile/BirthYear").getValue(null); - try { - Profile profile = new Profile(); - profile.setFirstName(firstName); - profile.setMiddleName(middleName); - profile.setLastName(lastName); - profile.setBirthDay(birthDay).setBirthMonth(birthMonth).setBirthYear(birthYear); - Sone sone = getSone(id).setName(name).setTime(time).setRequestUri(new FreenetURI(requestUri)).setInsertUri(new FreenetURI(insertUri)); - sone.setProfile(profile); - int postId = 0; - do { - String postPrefix = sonePrefix + "/Post." + postId++; - id = configuration.getStringValue(postPrefix + "/ID").getValue(null); - if (id == null) { - break; - } - time = configuration.getLongValue(postPrefix + "/Time").getValue((long) 0); - String text = configuration.getStringValue(postPrefix + "/Text").getValue(null); - Post post = getPost(id).setSone(sone).setTime(time).setText(text); - sone.addPost(post); - } while (true); - int replyCounter = 0; - do { - String replyPrefix = sonePrefix + "/Reply." + replyCounter++; - String replyId = configuration.getStringValue(replyPrefix + "/ID").getValue(null); - if (replyId == null) { - break; - } - Post replyPost = getPost(configuration.getStringValue(replyPrefix + "/Post").getValue(null)); - long replyTime = configuration.getLongValue(replyPrefix + "/Time").getValue(null); - String replyText = configuration.getStringValue(replyPrefix + "/Text").getValue(null); - Reply reply = getReply(replyId).setSone(sone).setPost(replyPost).setTime(replyTime).setText(replyText); - sone.addReply(reply); - } while (true); - - /* load friends. */ - int friendCounter = 0; - while (true) { - String friendPrefix = sonePrefix + "/Friend." + friendCounter++; - String friendId = configuration.getStringValue(friendPrefix + "/ID").getValue(null); - if (friendId == null) { - break; - } - Sone friendSone = getSone(friendId); - String friendKey = configuration.getStringValue(friendPrefix + "/Key").getValue(null); - String friendName = configuration.getStringValue(friendPrefix + "/Name").getValue(null); - friendSone.setRequestUri(new FreenetURI(friendKey)).setName(friendName); - sone.addFriend(friendSone); - } + storingConfiguration = true; + } - /* load blocked Sone IDs. */ - int blockedSoneCounter = 0; - while (true) { - String blockedSonePrefix = sonePrefix + "/BlockedSone." + blockedSoneCounter++; - String blockedSoneId = configuration.getStringValue(blockedSonePrefix + "/ID").getValue(null); - if (blockedSoneId == null) { - break; - } - sone.addBlockedSoneId(blockedSoneId); + /* store the options first. */ + try { + configuration.getIntValue("Option/ConfigurationVersion").setValue(0); + configuration.getIntValue("Option/InsertionDelay").setValue(options.getIntegerOption("InsertionDelay").getReal()); + configuration.getIntValue("Option/PostsPerPage").setValue(options.getIntegerOption("PostsPerPage").getReal()); + configuration.getIntValue("Option/ImagesPerPage").setValue(options.getIntegerOption("ImagesPerPage").getReal()); + configuration.getIntValue("Option/CharactersPerPost").setValue(options.getIntegerOption("CharactersPerPost").getReal()); + configuration.getIntValue("Option/PostCutOffLength").setValue(options.getIntegerOption("PostCutOffLength").getReal()); + configuration.getBooleanValue("Option/RequireFullAccess").setValue(options.getBooleanOption("RequireFullAccess").getReal()); + configuration.getIntValue("Option/PositiveTrust").setValue(options.getIntegerOption("PositiveTrust").getReal()); + configuration.getIntValue("Option/NegativeTrust").setValue(options.getIntegerOption("NegativeTrust").getReal()); + configuration.getStringValue("Option/TrustComment").setValue(options.getStringOption("TrustComment").getReal()); + configuration.getBooleanValue("Option/ActivateFcpInterface").setValue(options.getBooleanOption("ActivateFcpInterface").getReal()); + configuration.getIntValue("Option/FcpFullAccessRequired").setValue(options.getIntegerOption("FcpFullAccessRequired").getReal()); + + /* save known Sones. */ + int soneCounter = 0; + synchronized (knownSones) { + for (String knownSoneId : knownSones) { + configuration.getStringValue("KnownSone/" + soneCounter++ + "/ID").setValue(knownSoneId); } + configuration.getStringValue("KnownSone/" + soneCounter + "/ID").setValue(null); + } - /* load liked post IDs. */ - int likedPostIdCounter = 0; - while (true) { - String likedPostIdPrefix = sonePrefix + "/LikedPostId." + likedPostIdCounter++; - String likedPostId = configuration.getStringValue(likedPostIdPrefix + "/ID").getValue(null); - if (likedPostId == null) { - break; - } - sone.addLikedPostId(likedPostId); + /* save Sone following times. */ + soneCounter = 0; + synchronized (soneFollowingTimes) { + for (Entry soneFollowingTime : soneFollowingTimes.entrySet()) { + configuration.getStringValue("SoneFollowingTimes/" + soneCounter + "/Sone").setValue(soneFollowingTime.getKey()); + configuration.getLongValue("SoneFollowingTimes/" + soneCounter + "/Time").setValue(soneFollowingTime.getValue()); + ++soneCounter; } + configuration.getStringValue("SoneFollowingTimes/" + soneCounter + "/Sone").setValue(null); + } - /* load liked reply IDs. */ - int likedReplyIdCounter = 0; - while (true) { - String likedReplyIdPrefix = sonePrefix + "/LikedReplyId." + likedReplyIdCounter++; - String likedReplyId = configuration.getStringValue(likedReplyIdPrefix + "/ID").getValue(null); - if (likedReplyId == null) { - break; - } - sone.addLikedReplyId(likedReplyId); + /* save known posts. */ + database.save(); + + /* save bookmarked posts. */ + int bookmarkedPostCounter = 0; + synchronized (bookmarkedPosts) { + for (String bookmarkedPostId : bookmarkedPosts) { + configuration.getStringValue("Bookmarks/Post/" + bookmarkedPostCounter++ + "/ID").setValue(bookmarkedPostId); } + } + configuration.getStringValue("Bookmarks/Post/" + bookmarkedPostCounter++ + "/ID").setValue(null); + + /* now save it. */ + configuration.save(); - sone.setModificationCounter(modificationCounter); - addLocalSone(sone); - } catch (MalformedURLException mue1) { - logger.log(Level.WARNING, "Could not create Sone from requestUri (“" + requestUri + "”) and insertUri (“" + insertUri + "”)!", mue1); + } catch (ConfigurationException ce1) { + logger.log(Level.SEVERE, "Could not store configuration!", ce1); + } catch (DatabaseException de1) { + logger.log(Level.SEVERE, "Could not save database!", de1); + } finally { + synchronized (configuration) { + storingConfiguration = false; } - } while (true); - logger.log(Level.INFO, "Loaded %d Sones.", getSones().size()); + } + } + + /** Loads the configuration. */ + private void loadConfiguration() { + /* create options. */ + options.addIntegerOption("InsertionDelay", new DefaultOption(60, new IntegerRangePredicate(0, Integer.MAX_VALUE), new OptionWatcher() { - /* load all known Sones. */ - int knownSonesCounter = 0; + @Override + public void optionChanged(Option option, Integer oldValue, Integer newValue) { + SoneInserter.setInsertionDelay(newValue); + } + + })); + options.addIntegerOption("PostsPerPage", new DefaultOption(10, new IntegerRangePredicate(1, Integer.MAX_VALUE))); + options.addIntegerOption("ImagesPerPage", new DefaultOption(9, new IntegerRangePredicate(1, Integer.MAX_VALUE))); + options.addIntegerOption("CharactersPerPost", new DefaultOption(400, Predicates.or(new IntegerRangePredicate(50, Integer.MAX_VALUE), Predicates.equalTo(-1)))); + options.addIntegerOption("PostCutOffLength", new DefaultOption(200, Predicates.or(new IntegerRangePredicate(50, Integer.MAX_VALUE), Predicates.equalTo(-1)))); + options.addBooleanOption("RequireFullAccess", new DefaultOption(false)); + options.addIntegerOption("PositiveTrust", new DefaultOption(75, new IntegerRangePredicate(0, 100))); + options.addIntegerOption("NegativeTrust", new DefaultOption(-25, new IntegerRangePredicate(-100, 100))); + options.addStringOption("TrustComment", new DefaultOption("Set from Sone Web Interface")); + options.addBooleanOption("ActivateFcpInterface", new DefaultOption(false, new OptionWatcher() { + + @Override + @SuppressWarnings("synthetic-access") + public void optionChanged(Option option, Boolean oldValue, Boolean newValue) { + fcpInterface.setActive(newValue); + } + })); + options.addIntegerOption("FcpFullAccessRequired", new DefaultOption(2, new OptionWatcher() { + + @Override + @SuppressWarnings("synthetic-access") + public void optionChanged(Option option, Integer oldValue, Integer newValue) { + fcpInterface.setFullAccessRequired(FullAccessRequired.values()[newValue]); + } + + })); + + loadConfigurationValue("InsertionDelay"); + loadConfigurationValue("PostsPerPage"); + loadConfigurationValue("ImagesPerPage"); + loadConfigurationValue("CharactersPerPost"); + loadConfigurationValue("PostCutOffLength"); + options.getBooleanOption("RequireFullAccess").set(configuration.getBooleanValue("Option/RequireFullAccess").getValue(null)); + loadConfigurationValue("PositiveTrust"); + loadConfigurationValue("NegativeTrust"); + options.getStringOption("TrustComment").set(configuration.getStringValue("Option/TrustComment").getValue(null)); + options.getBooleanOption("ActivateFcpInterface").set(configuration.getBooleanValue("Option/ActivateFcpInterface").getValue(null)); + options.getIntegerOption("FcpFullAccessRequired").set(configuration.getIntValue("Option/FcpFullAccessRequired").getValue(null)); + + /* load known Sones. */ + int soneCounter = 0; while (true) { - String knownSonePrefix = "KnownSone." + knownSonesCounter++; - String knownSoneId = configuration.getStringValue(knownSonePrefix + "/ID").getValue(null); + String knownSoneId = configuration.getStringValue("KnownSone/" + soneCounter++ + "/ID").getValue(null); if (knownSoneId == null) { break; } - String knownSoneName = configuration.getStringValue(knownSonePrefix + "/Name").getValue(null); - String knownSoneKey = configuration.getStringValue(knownSonePrefix + "/Key").getValue(null); - try { - getSone(knownSoneId).setName(knownSoneName).setRequestUri(new FreenetURI(knownSoneKey)); - } catch (MalformedURLException mue1) { - logger.log(Level.WARNING, "Could not create Sone from requestUri (“" + knownSoneKey + "”)!", mue1); + synchronized (knownSones) { + knownSones.add(knownSoneId); } } - /* load all blacklisted Sones. */ - int blacklistedSonesCounter = 0; + /* load Sone following times. */ + soneCounter = 0; while (true) { - String blacklistedSonePrefix = "BlacklistedSone." + blacklistedSonesCounter++; - String blacklistedSoneId = configuration.getStringValue(blacklistedSonePrefix + "/ID").getValue(null); - if (blacklistedSoneId == null) { + String soneId = configuration.getStringValue("SoneFollowingTimes/" + soneCounter + "/Sone").getValue(null); + if (soneId == null) { break; } - String blacklistedSoneName = configuration.getStringValue(blacklistedSonePrefix + "/Name").getValue(null); - String blacklistedSoneKey = configuration.getStringValue(blacklistedSonePrefix + "/Key").getValue(null); - String blacklistedSoneInsertKey = configuration.getStringValue(blacklistedSonePrefix + "/InsertKey").getValue(null); - try { - blacklistSone(getSone(blacklistedSoneId).setName(blacklistedSoneName).setRequestUri(new FreenetURI(blacklistedSoneKey)).setInsertUri((blacklistedSoneInsertKey != null) ? new FreenetURI(blacklistedSoneInsertKey) : null)); - } catch (MalformedURLException mue1) { - logger.log(Level.WARNING, "Could not create blacklisted Sone from requestUri (“" + blacklistedSoneKey + "”)!", mue1); + long time = configuration.getLongValue("SoneFollowingTimes/" + soneCounter + "/Time").getValue(Long.MAX_VALUE); + synchronized (soneFollowingTimes) { + soneFollowingTimes.put(soneId, time); } + ++soneCounter; } - /* load all remote Sones. */ - for (Sone remoteSone : getRemoteSones()) { - loadSone(remoteSone); + /* load bookmarked posts. */ + int bookmarkedPostCounter = 0; + while (true) { + String bookmarkedPostId = configuration.getStringValue("Bookmarks/Post/" + bookmarkedPostCounter++ + "/ID").getValue(null); + if (bookmarkedPostId == null) { + break; + } + synchronized (bookmarkedPosts) { + bookmarkedPosts.add(bookmarkedPostId); + } } - logger.exiting(Core.class.getName(), "loadConfiguration()"); } /** - * Saves the configuraiton. + * Loads an {@link Integer} configuration value for the option with the given + * name, logging validation failures. + * + * @param optionName + * The name of the option to load */ - private void saveConfiguration() { - Set sones = getSones(); - logger.log(Level.INFO, "Storing %d Sones…", sones.size()); - + private void loadConfigurationValue(String optionName) { try { - /* store the options first. */ - configuration.getIntValue("Option/InsertionDelay").setValue(options.getIntegerOption("InsertionDelay").getReal()); - configuration.getBooleanValue("Option/ClearOnNextRestart").setValue(options.getBooleanOption("ClearOnNextRestart").getReal()); - configuration.getBooleanValue("Option/ReallyClearOnNextRestart").setValue(options.getBooleanOption("ReallyClearOnNextRestart").getReal()); - - /* store all Sones. */ - int soneId = 0; - for (Sone sone : localSones) { - String sonePrefix = "Sone/Sone." + soneId++; - configuration.getStringValue(sonePrefix + "/ID").setValue(sone.getId()); - configuration.getStringValue(sonePrefix + "/Name").setValue(sone.getName()); - configuration.getLongValue(sonePrefix + "/Time").setValue(sone.getTime()); - configuration.getStringValue(sonePrefix + "/RequestURI").setValue(sone.getRequestUri().toString()); - configuration.getStringValue(sonePrefix + "/InsertURI").setValue(sone.getInsertUri().toString()); - configuration.getLongValue(sonePrefix + "/ModificationCounter").setValue(sone.getModificationCounter()); - Profile profile = sone.getProfile(); - configuration.getStringValue(sonePrefix + "/Profile/FirstName").setValue(profile.getFirstName()); - configuration.getStringValue(sonePrefix + "/Profile/MiddleName").setValue(profile.getMiddleName()); - configuration.getStringValue(sonePrefix + "/Profile/LastName").setValue(profile.getLastName()); - configuration.getIntValue(sonePrefix + "/Profile/BirthDay").setValue(profile.getBirthDay()); - configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").setValue(profile.getBirthMonth()); - configuration.getIntValue(sonePrefix + "/Profile/BirthYear").setValue(profile.getBirthYear()); - int postId = 0; - for (Post post : sone.getPosts()) { - String postPrefix = sonePrefix + "/Post." + postId++; - configuration.getStringValue(postPrefix + "/ID").setValue(post.getId()); - configuration.getLongValue(postPrefix + "/Time").setValue(post.getTime()); - configuration.getStringValue(postPrefix + "/Text").setValue(post.getText()); - } - /* write null ID as terminator. */ - configuration.getStringValue(sonePrefix + "/Post." + postId + "/ID").setValue(null); - - int replyId = 0; - for (Reply reply : sone.getReplies()) { - String replyPrefix = sonePrefix + "/Reply." + replyId++; - configuration.getStringValue(replyPrefix + "/ID").setValue(reply.getId()); - configuration.getStringValue(replyPrefix + "/Post").setValue(reply.getPost().getId()); - configuration.getLongValue(replyPrefix + "/Time").setValue(reply.getTime()); - configuration.getStringValue(replyPrefix + "/Text").setValue(reply.getText()); - } - /* write null ID as terminator. */ - configuration.getStringValue(sonePrefix + "/Reply." + replyId + "/ID").setValue(null); - - int friendId = 0; - for (Sone friend : sone.getFriends()) { - String friendPrefix = sonePrefix + "/Friend." + friendId++; - configuration.getStringValue(friendPrefix + "/ID").setValue(friend.getId()); - configuration.getStringValue(friendPrefix + "/Key").setValue(friend.getRequestUri().toString()); - configuration.getStringValue(friendPrefix + "/Name").setValue(friend.getName()); + options.getIntegerOption(optionName).set(configuration.getIntValue("Option/" + optionName).getValue(null)); + } catch (IllegalArgumentException iae1) { + logger.log(Level.WARNING, String.format("Invalid value for %s in configuration, using default.", optionName)); + } + } + + /** + * Notifies the core that a new {@link OwnIdentity} was added. + * + * @param ownIdentityAddedEvent + * The event + */ + @Subscribe + public void ownIdentityAdded(OwnIdentityAddedEvent ownIdentityAddedEvent) { + OwnIdentity ownIdentity = ownIdentityAddedEvent.ownIdentity(); + logger.log(Level.FINEST, String.format("Adding OwnIdentity: %s", ownIdentity)); + if (ownIdentity.hasContext("Sone")) { + database.storeIdentity(ownIdentity); + addLocalSone(ownIdentity); + } + } + + /** + * Notifies the core that an {@link OwnIdentity} was removed. + * + * @param ownIdentityRemovedEvent + * The event + */ + @Subscribe + public void ownIdentityRemoved(OwnIdentityRemovedEvent ownIdentityRemovedEvent) { + OwnIdentity ownIdentity = ownIdentityRemovedEvent.ownIdentity(); + logger.log(Level.FINEST, String.format("Removing OwnIdentity: %s", ownIdentity)); + trustedIdentities.removeAll(ownIdentity); + } + + /** + * Notifies the core that a new {@link Identity} was added. + * + * @param identityAddedEvent + * The event + */ + @Subscribe + public void identityAdded(IdentityAddedEvent identityAddedEvent) { + Identity identity = identityAddedEvent.identity(); + logger.log(Level.FINEST, String.format("Adding Identity: %s", identity)); + trustedIdentities.put(identityAddedEvent.ownIdentity(), identity); + database.storeIdentity(identity); + addRemoteSone(identity); + } + + /** + * Notifies the core that an {@link Identity} was updated. + * + * @param identityUpdatedEvent + * The event + */ + @Subscribe + public void identityUpdated(IdentityUpdatedEvent identityUpdatedEvent) { + final Identity identity = identityUpdatedEvent.identity(); + database.storeIdentity(identity); + soneDownloaders.execute(new Runnable() { + + @Override + @SuppressWarnings("synthetic-access") + public void run() { + Optional sone = getRemoteSone(identity.getId()); + sone.get().modify().setLatestEdition(Numbers.safeParseLong(identity.getProperty("Sone.LatestEdition"), sone.get().getLatestEdition())).update(); + soneDownloader.addSone(sone.get()); + soneDownloader.fetchSone(sone.get()); + } + }); + } + + /** + * Notifies the core that an {@link Identity} was removed. + * + * @param identityRemovedEvent + * The event + */ + @Subscribe + public void identityRemoved(IdentityRemovedEvent identityRemovedEvent) { + OwnIdentity ownIdentity = identityRemovedEvent.ownIdentity(); + Identity identity = identityRemovedEvent.identity(); + trustedIdentities.remove(ownIdentity, identity); + boolean foundIdentity = false; + for (Entry> trustedIdentity : trustedIdentities.asMap().entrySet()) { + if (trustedIdentity.getKey().equals(ownIdentity)) { + continue; + } + if (trustedIdentity.getValue().contains(identity)) { + foundIdentity = true; + } + } + if (foundIdentity) { + /* some local identity still trusts this identity, don’t remove. */ + return; + } + Optional sone = getSone(identity.getId()); + if (!sone.isPresent()) { + /* TODO - we don’t have the Sone anymore. should this happen? */ + return; + } + database.removePosts(sone.get()); + for (Post post : sone.get().getPosts()) { + eventBus.post(new PostRemovedEvent(post)); + } + database.removePostReplies(sone.get()); + for (PostReply reply : sone.get().getReplies()) { + eventBus.post(new PostReplyRemovedEvent(reply)); + } + eventBus.post(new SoneRemovedEvent(sone.get())); + } + + /** + * Deletes the temporary image. + * + * @param imageInsertFinishedEvent + * The event + */ + @Subscribe + public void imageInsertFinished(ImageInsertFinishedEvent imageInsertFinishedEvent) { + logger.log(Level.WARNING, String.format("Image insert finished for %s: %s", imageInsertFinishedEvent.image(), imageInsertFinishedEvent.resultingUri())); + imageInsertFinishedEvent.image().modify().setKey(imageInsertFinishedEvent.resultingUri().toString()).update(); + deleteTemporaryImage(imageInsertFinishedEvent.image().getId()); + touchConfiguration(); + } + + public Optional postCreated() { + return Optional.of(new PostCreated() { + @Override + public void postCreated(final Post post) { + if (post.isKnown()) { + return; } - /* write null ID as terminator. */ - configuration.getStringValue(sonePrefix + "/Friend." + friendId + "/ID").setValue(null); - - /* write all blocked Sones. */ - int blockedSoneCounter = 0; - for (String blockedSoneId : sone.getBlockedSoneIds()) { - String blockedSonePrefix = sonePrefix + "/BlockedSone." + blockedSoneCounter++; - configuration.getStringValue(blockedSonePrefix + "/ID").setValue(blockedSoneId); + eventBus.post(new NewPostFoundEvent(post)); + if (post.getSone().isLocal()) { + localElementTicker.schedule(new Runnable() { + @Override + public void run() { + markPostKnown(post); + } + }, 10, TimeUnit.SECONDS); } - configuration.getStringValue(sonePrefix + "/BlockedSone." + blockedSoneCounter + "/ID").setValue(null); + } + }); + } - /* write all liked posts. */ - int likedPostIdCounter = 0; - for (String soneLikedPostId : sone.getLikedPostIds()) { - String likedPostIdPrefix = sonePrefix + "/LikedPostId." + likedPostIdCounter++; - configuration.getStringValue(likedPostIdPrefix + "/ID").setValue(soneLikedPostId); + public Optional postReplyCreated() { + return Optional.of(new PostReplyCreated() { + @Override + public void postReplyCreated(final PostReply postReply) { + if (postReply.isKnown()) { + return; } - configuration.getStringValue(sonePrefix + "/LikedPostId." + likedPostIdCounter + "/ID").setValue(null); - - /* write all liked replies. */ - int likedReplyIdCounter = 0; - for (String soneLikedReplyId : sone.getLikedReplyIds()) { - String likedReplyIdPrefix = sonePrefix + "/LikedReplyId." + likedReplyIdCounter++; - configuration.getStringValue(likedReplyIdPrefix + "/ID").setValue(soneLikedReplyId); + eventBus.post(new NewPostReplyFoundEvent(postReply)); + if (postReply.getSone().isLocal()) { + localElementTicker.schedule(new Runnable() { + + /** + * {@inheritDoc} + */ + @Override + public void run() { + postReplyUpdated().get().replyUpdated(postReply); + } + }, 10, TimeUnit.SECONDS); } - configuration.getStringValue(sonePrefix + "/LikedReplyId." + likedReplyIdCounter + "/ID").setValue(null); - } - /* write null ID as terminator. */ - configuration.getStringValue("Sone/Sone." + soneId + "/ID").setValue(null); + }); + } - /* write all known Sones. */ - int knownSonesCounter = 0; - for (Sone knownSone : getRemoteSones()) { - String knownSonePrefix = "KnownSone." + knownSonesCounter++; - configuration.getStringValue(knownSonePrefix + "/ID").setValue(knownSone.getId()); - configuration.getStringValue(knownSonePrefix + "/Name").setValue(knownSone.getName()); - configuration.getStringValue(knownSonePrefix + "/Key").setValue(knownSone.getRequestUri().toString()); - /* TODO - store all known stuff? */ + public Optional> postReplyUpdated() { + return Optional.>of(new ReplyUpdated() { + @Override + public void replyUpdated(PostReply reply) { + eventBus.post(new MarkPostReplyKnownEvent(reply)); } - configuration.getStringValue("KnownSone." + knownSonesCounter + "/ID").setValue(null); + }); + } - /* write all blacklisted Sones. */ - int blacklistedSonesCounter = 0; - for (Sone blacklistedSone : getBlacklistedSones()) { - String blacklistedSonePrefix = "BlacklistedSone." + blacklistedSonesCounter++; - configuration.getStringValue(blacklistedSonePrefix + "/ID").setValue(blacklistedSone.getId()); - configuration.getStringValue(blacklistedSonePrefix + "/Name").setValue(blacklistedSone.getName()); - configuration.getStringValue(blacklistedSonePrefix + "/Key").setValue(blacklistedSone.getRequestUri().toString()); - configuration.getStringValue(blacklistedSonePrefix + "/InsertKey").setValue((blacklistedSone.getInsertUri() != null) ? blacklistedSone.getInsertUri().toString() : null); - /* TODO - store all known stuff? */ + public Optional imageCreated() { + return Optional.of(new ImageCreated() { + @Override + public void imageCreated(Image image) { + /* nothing happens here yet. */ } - configuration.getStringValue("BlacklistedSone." + blacklistedSonesCounter + "/ID").setValue(null); - - } catch (ConfigurationException ce1) { - logger.log(Level.WARNING, "Could not store configuration!", ce1); - } + }); } }