2 * Sone - Core.java - Copyright © 2010 David Roden
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 package net.pterodactylus.sone.core;
20 import java.net.MalformedURLException;
21 import java.util.ArrayList;
22 import java.util.Collections;
23 import java.util.HashMap;
24 import java.util.HashSet;
25 import java.util.List;
28 import java.util.logging.Level;
29 import java.util.logging.Logger;
31 import net.pterodactylus.sone.core.Options.DefaultOption;
32 import net.pterodactylus.sone.core.Options.Option;
33 import net.pterodactylus.sone.core.Options.OptionWatcher;
34 import net.pterodactylus.sone.data.Post;
35 import net.pterodactylus.sone.data.Profile;
36 import net.pterodactylus.sone.data.Reply;
37 import net.pterodactylus.sone.data.Sone;
38 import net.pterodactylus.sone.freenet.wot.Identity;
39 import net.pterodactylus.sone.freenet.wot.IdentityListener;
40 import net.pterodactylus.sone.freenet.wot.IdentityManager;
41 import net.pterodactylus.sone.freenet.wot.OwnIdentity;
42 import net.pterodactylus.util.config.Configuration;
43 import net.pterodactylus.util.config.ConfigurationException;
44 import net.pterodactylus.util.logging.Logging;
45 import net.pterodactylus.util.number.Numbers;
46 import freenet.keys.FreenetURI;
51 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
53 public class Core implements IdentityListener {
56 * Enumeration for the possible states of a {@link Sone}.
58 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
60 public enum SoneStatus {
62 /** The Sone is unknown, i.e. not yet downloaded. */
65 /** The Sone is idle, i.e. not being downloaded or inserted. */
68 /** The Sone is currently being inserted. */
71 /** The Sone is currently being downloaded. */
76 private static final Logger logger = Logging.getLogger(Core.class);
79 private final Options options = new Options();
81 /** The configuration. */
82 private final Configuration configuration;
84 /** The identity manager. */
85 private final IdentityManager identityManager;
87 /** Interface to freenet. */
88 private final FreenetInterface freenetInterface;
90 /** The Sone downloader. */
91 private final SoneDownloader soneDownloader;
93 /** The Sones’ statuses. */
94 /* synchronize access on itself. */
95 private final Map<Sone, SoneStatus> soneStatuses = new HashMap<Sone, SoneStatus>();
97 /** Sone inserters. */
98 /* synchronize access on this on localSones. */
99 private final Map<Sone, SoneInserter> soneInserters = new HashMap<Sone, SoneInserter>();
101 /** All local Sones. */
102 /* synchronize access on this on itself. */
103 private Map<String, Sone> localSones = new HashMap<String, Sone>();
105 /** All remote Sones. */
106 /* synchronize access on this on itself. */
107 private Map<String, Sone> remoteSones = new HashMap<String, Sone>();
109 /** All new Sones. */
110 private Set<String> newSones = new HashSet<String>();
112 /** All known Sones. */
113 /* synchronize access on {@link #newSones}. */
114 private Set<String> knownSones = new HashSet<String>();
117 private Map<String, Post> posts = new HashMap<String, Post>();
119 /** All new posts. */
120 private Set<String> newPosts = new HashSet<String>();
122 /** All known posts. */
123 /* synchronize access on {@link #newPosts}. */
124 private Set<String> knownPosts = new HashSet<String>();
127 private Map<String, Reply> replies = new HashMap<String, Reply>();
129 /** All new replies. */
130 private Set<String> newReplies = new HashSet<String>();
132 /** All known replies. */
133 private Set<String> knownReplies = new HashSet<String>();
136 * Creates a new core.
138 * @param configuration
139 * The configuration of the core
140 * @param freenetInterface
141 * The freenet interface
142 * @param identityManager
143 * The identity manager
145 public Core(Configuration configuration, FreenetInterface freenetInterface, IdentityManager identityManager) {
146 this.configuration = configuration;
147 this.freenetInterface = freenetInterface;
148 this.identityManager = identityManager;
149 this.soneDownloader = new SoneDownloader(this, freenetInterface);
157 * Returns the options used by the core.
159 * @return The options of the core
161 public Options getOptions() {
166 * Returns the identity manager used by the core.
168 * @return The identity manager
170 public IdentityManager getIdentityManager() {
171 return identityManager;
175 * Returns the status of the given Sone.
178 * The Sone to get the status for
179 * @return The status of the Sone
181 public SoneStatus getSoneStatus(Sone sone) {
182 synchronized (soneStatuses) {
183 return soneStatuses.get(sone);
188 * Sets the status of the given Sone.
191 * The Sone to set the status of
195 public void setSoneStatus(Sone sone, SoneStatus soneStatus) {
196 synchronized (soneStatuses) {
197 soneStatuses.put(sone, soneStatus);
202 * Returns all Sones, remote and local.
206 public Set<Sone> getSones() {
207 Set<Sone> allSones = new HashSet<Sone>();
208 allSones.addAll(getLocalSones());
209 allSones.addAll(getRemoteSones());
214 * Returns the Sone with the given ID, regardless whether it’s local or
218 * The ID of the Sone to get
219 * @return The Sone with the given ID, or {@code null} if there is no such
222 public Sone getSone(String id) {
223 return getSone(id, true);
227 * Returns the Sone with the given ID, regardless whether it’s local or
231 * The ID of the Sone to get
233 * {@code true} to create a new Sone if none exists,
234 * {@code false} to return {@code null} if a Sone with the given
236 * @return The Sone with the given ID, or {@code null} if there is no such
239 public Sone getSone(String id, boolean create) {
240 if (isLocalSone(id)) {
241 return getLocalSone(id);
243 return getRemoteSone(id, create);
247 * Checks whether the core knows a Sone with the given ID.
251 * @return {@code true} if there is a Sone with the given ID, {@code false}
254 public boolean hasSone(String id) {
255 return isLocalSone(id) || isRemoteSone(id);
259 * Returns whether the given Sone is a local Sone.
262 * The Sone to check for its locality
263 * @return {@code true} if the given Sone is local, {@code false} otherwise
265 public boolean isLocalSone(Sone sone) {
266 synchronized (localSones) {
267 return localSones.containsKey(sone.getId());
272 * Returns whether the given ID is the ID of a local Sone.
275 * The Sone ID to check for its locality
276 * @return {@code true} if the given ID is a local Sone, {@code false}
279 public boolean isLocalSone(String id) {
280 synchronized (localSones) {
281 return localSones.containsKey(id);
286 * Returns all local Sones.
288 * @return All local Sones
290 public Set<Sone> getLocalSones() {
291 synchronized (localSones) {
292 return new HashSet<Sone>(localSones.values());
297 * Returns the local Sone with the given ID.
300 * The ID of the Sone to get
301 * @return The Sone with the given ID
303 public Sone getLocalSone(String id) {
304 synchronized (localSones) {
305 Sone sone = localSones.get(id);
308 localSones.put(id, sone);
315 * Returns all remote Sones.
317 * @return All remote Sones
319 public Set<Sone> getRemoteSones() {
320 synchronized (remoteSones) {
321 return new HashSet<Sone>(remoteSones.values());
326 * Returns the remote Sone with the given ID.
329 * The ID of the remote Sone to get
330 * @return The Sone with the given ID
332 public Sone getRemoteSone(String id) {
333 return getRemoteSone(id, true);
337 * Returns the remote Sone with the given ID.
340 * The ID of the remote Sone to get
342 * {@code true} to always create a Sone, {@code false} to return
343 * {@code null} if no Sone with the given ID exists
344 * @return The Sone with the given ID
346 public Sone getRemoteSone(String id, boolean create) {
347 synchronized (remoteSones) {
348 Sone sone = remoteSones.get(id);
349 if ((sone == null) && create) {
351 remoteSones.put(id, sone);
358 * Returns whether the given Sone is a remote Sone.
362 * @return {@code true} if the given Sone is a remote Sone, {@code false}
365 public boolean isRemoteSone(Sone sone) {
366 synchronized (remoteSones) {
367 return remoteSones.containsKey(sone.getId());
372 * Returns whether the Sone with the given ID is a remote Sone.
375 * The ID of the Sone to check
376 * @return {@code true} if the Sone with the given ID is a remote Sone,
377 * {@code false} otherwise
379 public boolean isRemoteSone(String id) {
380 synchronized (remoteSones) {
381 return remoteSones.containsKey(id);
386 * Returns whether the given Sone is a new Sone. After this check, the Sone
387 * is marked as known, i.e. a second call with the same parameters will
388 * always yield {@code false}.
391 * The sone to check for
392 * @return {@code true} if the given Sone is new, false otherwise
394 public boolean isNewSone(Sone sone) {
395 synchronized (newSones) {
396 boolean isNew = !knownSones.contains(sone.getId()) && newSones.remove(sone.getId());
397 knownSones.add(sone.getId());
403 * Returns whether the given Sone has been modified.
406 * The Sone to check for modifications
407 * @return {@code true} if a modification has been detected in the Sone,
408 * {@code false} otherwise
410 public boolean isModifiedSone(Sone sone) {
411 return (soneInserters.containsKey(sone)) ? soneInserters.get(sone).isModified() : false;
415 * Returns the post with the given ID.
418 * The ID of the post to get
419 * @return The post, or {@code null} if there is no such post
421 public Post getPost(String postId) {
422 synchronized (posts) {
423 Post post = posts.get(postId);
425 post = new Post(postId);
426 posts.put(postId, post);
433 * Returns whether the given post ID is new. After this method returns it is
434 * marked a known post ID.
438 * @return {@code true} if the post is considered to be new, {@code false}
441 public boolean isNewPost(String postId) {
442 synchronized (newPosts) {
443 boolean isNew = !knownPosts.contains(postId) && newPosts.remove(postId);
444 knownPosts.add(postId);
450 * Returns the reply with the given ID.
453 * The ID of the reply to get
454 * @return The reply, or {@code null} if there is no such reply
456 public Reply getReply(String replyId) {
457 synchronized (replies) {
458 Reply reply = replies.get(replyId);
460 reply = new Reply(replyId);
461 replies.put(replyId, reply);
468 * Returns all replies for the given post, order ascending by time.
471 * The post to get all replies for
472 * @return All replies for the given post
474 public List<Reply> getReplies(Post post) {
475 Set<Sone> sones = getSones();
476 List<Reply> replies = new ArrayList<Reply>();
477 for (Sone sone : sones) {
478 for (Reply reply : sone.getReplies()) {
479 if (reply.getPost().equals(post)) {
484 Collections.sort(replies, Reply.TIME_COMPARATOR);
489 * Returns whether the reply with the given ID is new.
492 * The ID of the reply to check
493 * @return {@code true} if the reply is considered to be new, {@code false}
496 public boolean isNewReply(String replyId) {
497 synchronized (newReplies) {
498 boolean isNew = !knownReplies.contains(replyId) && newReplies.remove(replyId);
499 knownReplies.add(replyId);
505 * Returns all Sones that have liked the given post.
508 * The post to get the liking Sones for
509 * @return The Sones that like the given post
511 public Set<Sone> getLikes(Post post) {
512 Set<Sone> sones = new HashSet<Sone>();
513 for (Sone sone : getSones()) {
514 if (sone.getLikedPostIds().contains(post.getId())) {
522 * Returns all Sones that have liked the given reply.
525 * The reply to get the liking Sones for
526 * @return The Sones that like the given reply
528 public Set<Sone> getLikes(Reply reply) {
529 Set<Sone> sones = new HashSet<Sone>();
530 for (Sone sone : getSones()) {
531 if (sone.getLikedReplyIds().contains(reply.getId())) {
543 * Adds a local Sone from the given ID which has to be the ID of an own
547 * The ID of an own identity to add a Sone for
548 * @return The added (or already existing) Sone
550 public Sone addLocalSone(String id) {
551 synchronized (localSones) {
552 if (localSones.containsKey(id)) {
553 logger.log(Level.FINE, "Tried to add known local Sone: %s", id);
554 return localSones.get(id);
556 OwnIdentity ownIdentity = identityManager.getOwnIdentity(id);
557 if (ownIdentity == null) {
558 logger.log(Level.INFO, "Invalid Sone ID: %s", id);
561 return addLocalSone(ownIdentity);
566 * Adds a local Sone from the given own identity.
569 * The own identity to create a Sone from
570 * @return The added (or already existing) Sone
572 public Sone addLocalSone(OwnIdentity ownIdentity) {
573 if (ownIdentity == null) {
574 logger.log(Level.WARNING, "Given OwnIdentity is null!");
577 synchronized (localSones) {
580 sone = getLocalSone(ownIdentity.getId()).setIdentity(ownIdentity).setInsertUri(new FreenetURI(ownIdentity.getInsertUri())).setRequestUri(new FreenetURI(ownIdentity.getRequestUri()));
581 sone.setLatestEdition(Numbers.safeParseLong(ownIdentity.getProperty("Sone.LatestEdition"), (long) 0));
582 } catch (MalformedURLException mue1) {
583 logger.log(Level.SEVERE, "Could not convert the Identity’s URIs to Freenet URIs: " + ownIdentity.getInsertUri() + ", " + ownIdentity.getRequestUri(), mue1);
586 /* TODO - load posts ’n stuff */
587 localSones.put(ownIdentity.getId(), sone);
588 SoneInserter soneInserter = new SoneInserter(this, freenetInterface, sone);
589 soneInserters.put(sone, soneInserter);
590 setSoneStatus(sone, SoneStatus.idle);
592 soneInserter.start();
593 new Thread(new Runnable() {
596 @SuppressWarnings("synthetic-access")
598 soneDownloader.fetchSone(sone);
601 }, "Sone Downloader").start();
607 * Creates a new Sone for the given own identity.
610 * The own identity to create a Sone for
611 * @return The created Sone
613 public Sone createSone(OwnIdentity ownIdentity) {
614 identityManager.addContext(ownIdentity, "Sone");
615 Sone sone = addLocalSone(ownIdentity);
620 * Adds the Sone of the given identity.
623 * The identity whose Sone to add
624 * @return The added or already existing Sone
626 public Sone addRemoteSone(Identity identity) {
627 if (identity == null) {
628 logger.log(Level.WARNING, "Given Identity is null!");
631 synchronized (remoteSones) {
632 final Sone sone = getRemoteSone(identity.getId()).setIdentity(identity);
633 boolean newSone = sone.getRequestUri() == null;
634 sone.setRequestUri(getSoneUri(identity.getRequestUri()));
635 sone.setLatestEdition(Numbers.safeParseLong(identity.getProperty("Sone.LatestEdition"), (long) 0));
637 synchronized (newSones) {
638 newSones.add(sone.getId());
641 remoteSones.put(identity.getId(), sone);
642 soneDownloader.addSone(sone);
643 setSoneStatus(sone, SoneStatus.unknown);
644 new Thread(new Runnable() {
647 @SuppressWarnings("synthetic-access")
649 soneDownloader.fetchSone(sone);
652 }, "Sone Downloader").start();
658 * Updates the stores Sone with the given Sone.
663 public void updateSone(Sone sone) {
664 if (hasSone(sone.getId())) {
665 Sone storedSone = getSone(sone.getId());
666 if (!(sone.getTime() > storedSone.getTime())) {
667 logger.log(Level.FINE, "Downloaded Sone %s is not newer than stored Sone %s.", new Object[] { sone, storedSone });
670 synchronized (posts) {
671 for (Post post : storedSone.getPosts()) {
672 posts.remove(post.getId());
674 synchronized (newPosts) {
675 for (Post post : sone.getPosts()) {
676 if (!storedSone.getPosts().contains(post) && !knownSones.contains(post.getId())) {
677 newPosts.add(post.getId());
679 posts.put(post.getId(), post);
683 synchronized (replies) {
684 for (Reply reply : storedSone.getReplies()) {
685 replies.remove(reply.getId());
687 synchronized (newReplies) {
688 for (Reply reply : sone.getReplies()) {
689 if (!storedSone.getReplies().contains(reply) && !knownSones.contains(reply.getId())) {
690 newReplies.add(reply.getId());
692 replies.put(reply.getId(), reply);
696 synchronized (storedSone) {
697 storedSone.setTime(sone.getTime());
698 storedSone.setProfile(sone.getProfile());
699 storedSone.setPosts(sone.getPosts());
700 storedSone.setReplies(sone.getReplies());
701 storedSone.setLikePostIds(sone.getLikedPostIds());
702 storedSone.setLikeReplyIds(sone.getLikedReplyIds());
703 storedSone.setLatestEdition(sone.getRequestUri().getEdition());
709 * Deletes the given Sone. This will remove the Sone from the
710 * {@link #getLocalSone(String) local Sones}, stops its {@link SoneInserter}
711 * and remove the context from its identity.
716 public void deleteSone(Sone sone) {
717 if (!(sone.getIdentity() instanceof OwnIdentity)) {
718 logger.log(Level.WARNING, "Tried to delete Sone of non-own identity: %s", sone);
721 synchronized (localSones) {
722 if (!localSones.containsKey(sone.getId())) {
723 logger.log(Level.WARNING, "Tried to delete non-local Sone: %s", sone);
726 localSones.remove(sone.getId());
727 soneInserters.remove(sone).stop();
729 identityManager.removeContext((OwnIdentity) sone.getIdentity(), "Sone");
730 identityManager.removeProperty((OwnIdentity) sone.getIdentity(), "Sone.LatestEdition");
732 configuration.getLongValue("Sone/" + sone.getId() + "/Time").setValue(null);
733 } catch (ConfigurationException ce1) {
734 logger.log(Level.WARNING, "Could not remove Sone from configuration!", ce1);
739 * Loads and updates the given Sone from the configuration. If any error is
740 * encountered, loading is aborted and the given Sone is not changed.
743 * The Sone to load and update
745 public void loadSone(Sone sone) {
746 if (!isLocalSone(sone)) {
747 logger.log(Level.FINE, "Tried to load non-local Sone: %s", sone);
752 String sonePrefix = "Sone/" + sone.getId();
753 Long soneTime = configuration.getLongValue(sonePrefix + "/Time").getValue(null);
754 if (soneTime == null) {
755 logger.log(Level.INFO, "Could not load Sone because no Sone has been saved.");
758 String lastInsertFingerprint = configuration.getStringValue(sonePrefix + "/LastInsertFingerprint").getValue("");
761 Profile profile = new Profile();
762 profile.setFirstName(configuration.getStringValue(sonePrefix + "/Profile/FirstName").getValue(null));
763 profile.setMiddleName(configuration.getStringValue(sonePrefix + "/Profile/MiddleName").getValue(null));
764 profile.setLastName(configuration.getStringValue(sonePrefix + "/Profile/LastName").getValue(null));
765 profile.setBirthDay(configuration.getIntValue(sonePrefix + "/Profile/BirthDay").getValue(null));
766 profile.setBirthMonth(configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").getValue(null));
767 profile.setBirthYear(configuration.getIntValue(sonePrefix + "/Profile/BirthYear").getValue(null));
770 Set<Post> posts = new HashSet<Post>();
772 String postPrefix = sonePrefix + "/Posts/" + posts.size();
773 String postId = configuration.getStringValue(postPrefix + "/ID").getValue(null);
774 if (postId == null) {
777 long postTime = configuration.getLongValue(postPrefix + "/Time").getValue((long) 0);
778 String postText = configuration.getStringValue(postPrefix + "/Text").getValue(null);
779 if ((postTime == 0) || (postText == null)) {
780 logger.log(Level.WARNING, "Invalid post found, aborting load!");
783 posts.add(getPost(postId).setSone(sone).setTime(postTime).setText(postText));
787 Set<Reply> replies = new HashSet<Reply>();
789 String replyPrefix = sonePrefix + "/Replies/" + replies.size();
790 String replyId = configuration.getStringValue(replyPrefix + "/ID").getValue(null);
791 if (replyId == null) {
794 String postId = configuration.getStringValue(replyPrefix + "/Post/ID").getValue(null);
795 long replyTime = configuration.getLongValue(replyPrefix + "/Time").getValue((long) 0);
796 String replyText = configuration.getStringValue(replyPrefix + "/Text").getValue(null);
797 if ((postId == null) || (replyTime == 0) || (replyText == null)) {
798 logger.log(Level.WARNING, "Invalid reply found, aborting load!");
801 replies.add(getReply(replyId).setSone(sone).setPost(getPost(postId)).setTime(replyTime).setText(replyText));
804 /* load post likes. */
805 Set<String> likedPostIds = new HashSet<String>();
807 String likedPostId = configuration.getStringValue(sonePrefix + "/Likes/Post/" + likedPostIds.size() + "/ID").getValue(null);
808 if (likedPostId == null) {
811 likedPostIds.add(likedPostId);
814 /* load reply likes. */
815 Set<String> likedReplyIds = new HashSet<String>();
817 String likedReplyId = configuration.getStringValue(sonePrefix + "/Likes/Reply/" + likedReplyIds.size() + "/ID").getValue(null);
818 if (likedReplyId == null) {
821 likedReplyIds.add(likedReplyId);
825 Set<String> friends = new HashSet<String>();
827 String friendId = configuration.getStringValue(sonePrefix + "/Friends/" + friends.size() + "/ID").getValue(null);
828 if (friendId == null) {
831 friends.add(friendId);
834 /* if we’re still here, Sone was loaded successfully. */
835 synchronized (sone) {
836 sone.setTime(soneTime);
837 sone.setProfile(profile);
838 sone.setPosts(posts);
839 sone.setReplies(replies);
840 sone.setLikePostIds(likedPostIds);
841 sone.setLikeReplyIds(likedReplyIds);
842 sone.setFriends(friends);
843 soneInserters.get(sone).setLastInsertFingerprint(lastInsertFingerprint);
845 synchronized (newSones) {
846 for (String friend : friends) {
847 knownSones.add(friend);
850 synchronized (newPosts) {
851 for (Post post : posts) {
852 knownPosts.add(post.getId());
855 synchronized (newReplies) {
856 for (Reply reply : replies) {
857 knownReplies.add(reply.getId());
863 * Saves the given Sone. This will persist all local settings for the given
864 * Sone, such as the friends list and similar, private options.
869 public void saveSone(Sone sone) {
870 if (!isLocalSone(sone)) {
871 logger.log(Level.FINE, "Tried to save non-local Sone: %s", sone);
874 if (!(sone.getIdentity() instanceof OwnIdentity)) {
875 logger.log(Level.WARNING, "Local Sone without OwnIdentity found, refusing to save: %s", sone);
879 logger.log(Level.INFO, "Saving Sone: %s", sone);
880 identityManager.setProperty((OwnIdentity) sone.getIdentity(), "Sone.LatestEdition", String.valueOf(sone.getLatestEdition()));
882 /* save Sone into configuration. */
883 String sonePrefix = "Sone/" + sone.getId();
884 configuration.getLongValue(sonePrefix + "/Time").setValue(sone.getTime());
885 configuration.getStringValue(sonePrefix + "/LastInsertFingerprint").setValue(soneInserters.get(sone).getLastInsertFingerprint());
888 Profile profile = sone.getProfile();
889 configuration.getStringValue(sonePrefix + "/Profile/FirstName").setValue(profile.getFirstName());
890 configuration.getStringValue(sonePrefix + "/Profile/MiddleName").setValue(profile.getMiddleName());
891 configuration.getStringValue(sonePrefix + "/Profile/LastName").setValue(profile.getLastName());
892 configuration.getIntValue(sonePrefix + "/Profile/BirthDay").setValue(profile.getBirthDay());
893 configuration.getIntValue(sonePrefix + "/Profile/BirthMonth").setValue(profile.getBirthMonth());
894 configuration.getIntValue(sonePrefix + "/Profile/BirthYear").setValue(profile.getBirthYear());
898 for (Post post : sone.getPosts()) {
899 String postPrefix = sonePrefix + "/Posts/" + postCounter++;
900 configuration.getStringValue(postPrefix + "/ID").setValue(post.getId());
901 configuration.getLongValue(postPrefix + "/Time").setValue(post.getTime());
902 configuration.getStringValue(postPrefix + "/Text").setValue(post.getText());
904 configuration.getStringValue(sonePrefix + "/Posts/" + postCounter + "/ID").setValue(null);
907 int replyCounter = 0;
908 for (Reply reply : sone.getReplies()) {
909 String replyPrefix = sonePrefix + "/Replies/" + replyCounter++;
910 configuration.getStringValue(replyPrefix + "/ID").setValue(reply.getId());
911 configuration.getStringValue(replyPrefix + "/Post/ID").setValue(reply.getPost().getId());
912 configuration.getLongValue(replyPrefix + "/Time").setValue(reply.getTime());
913 configuration.getStringValue(replyPrefix + "/Text").setValue(reply.getText());
915 configuration.getStringValue(sonePrefix + "/Replies/" + replyCounter + "/ID").setValue(null);
917 /* save post likes. */
918 int postLikeCounter = 0;
919 for (String postId : sone.getLikedPostIds()) {
920 configuration.getStringValue(sonePrefix + "/Likes/Post/" + postLikeCounter++ + "/ID").setValue(postId);
922 configuration.getStringValue(sonePrefix + "/Likes/Post/" + postLikeCounter + "/ID").setValue(null);
924 /* save reply likes. */
925 int replyLikeCounter = 0;
926 for (String replyId : sone.getLikedReplyIds()) {
927 configuration.getStringValue(sonePrefix + "/Likes/Reply/" + replyLikeCounter++ + "/ID").setValue(replyId);
929 configuration.getStringValue(sonePrefix + "/Likes/Reply/" + replyLikeCounter + "/ID").setValue(null);
932 int friendCounter = 0;
933 for (String friendId : sone.getFriends()) {
934 configuration.getStringValue(sonePrefix + "/Friends/" + friendCounter++ + "/ID").setValue(friendId);
936 configuration.getStringValue(sonePrefix + "/Friends/" + friendCounter + "/ID").setValue(null);
938 logger.log(Level.INFO, "Sone %s saved.", sone);
939 } catch (ConfigurationException ce1) {
940 logger.log(Level.WARNING, "Could not save Sone: " + sone, ce1);
945 * Creates a new post.
948 * The Sone that creates the post
950 * The text of the post
952 public void createPost(Sone sone, String text) {
953 createPost(sone, System.currentTimeMillis(), text);
957 * Creates a new post.
960 * The Sone that creates the post
962 * The time of the post
964 * The text of the post
966 public void createPost(Sone sone, long time, String text) {
967 if (!isLocalSone(sone)) {
968 logger.log(Level.FINE, "Tried to create post for non-local Sone: %s", sone);
971 Post post = new Post(sone, time, text);
972 synchronized (posts) {
973 posts.put(post.getId(), post);
975 synchronized (newPosts) {
976 knownPosts.add(post.getId());
983 * Deletes the given post.
988 public void deletePost(Post post) {
989 if (!isLocalSone(post.getSone())) {
990 logger.log(Level.WARNING, "Tried to delete post of non-local Sone: %s", post.getSone());
993 post.getSone().removePost(post);
994 synchronized (posts) {
995 posts.remove(post.getId());
997 saveSone(post.getSone());
1001 * Creates a new reply.
1004 * The Sone that creates the reply
1006 * The post that this reply refers to
1008 * The text of the reply
1009 * @return The created reply
1011 public Reply createReply(Sone sone, Post post, String text) {
1012 return createReply(sone, post, System.currentTimeMillis(), text);
1016 * Creates a new reply.
1019 * The Sone that creates the reply
1021 * The post that this reply refers to
1023 * The time of the reply
1025 * The text of the reply
1026 * @return The created reply
1028 public Reply createReply(Sone sone, Post post, long time, String text) {
1029 if (!isLocalSone(sone)) {
1030 logger.log(Level.FINE, "Tried to create reply for non-local Sone: %s", sone);
1033 Reply reply = new Reply(sone, post, System.currentTimeMillis(), text);
1034 synchronized (replies) {
1035 replies.put(reply.getId(), reply);
1037 synchronized (newReplies) {
1038 knownReplies.add(reply.getId());
1040 sone.addReply(reply);
1046 * Deletes the given reply.
1049 * The reply to delete
1051 public void deleteReply(Reply reply) {
1052 Sone sone = reply.getSone();
1053 if (!isLocalSone(sone)) {
1054 logger.log(Level.FINE, "Tried to delete non-local reply: %s", reply);
1057 synchronized (replies) {
1058 replies.remove(reply.getId());
1060 sone.removeReply(reply);
1067 public void start() {
1068 loadConfiguration();
1074 public void stop() {
1075 synchronized (localSones) {
1076 for (SoneInserter soneInserter : soneInserters.values()) {
1077 soneInserter.stop();
1080 saveConfiguration();
1088 * Loads the configuration.
1090 @SuppressWarnings("unchecked")
1091 private void loadConfiguration() {
1092 /* create options. */
1093 options.addIntegerOption("InsertionDelay", new DefaultOption<Integer>(60, new OptionWatcher<Integer>() {
1096 public void optionChanged(Option<Integer> option, Integer oldValue, Integer newValue) {
1097 SoneInserter.setInsertionDelay(newValue);
1101 options.addBooleanOption("ClearOnNextRestart", new DefaultOption<Boolean>(false));
1102 options.addBooleanOption("ReallyClearOnNextRestart", new DefaultOption<Boolean>(false));
1104 /* read options from configuration. */
1105 options.getBooleanOption("ClearOnNextRestart").set(configuration.getBooleanValue("Option/ClearOnNextRestart").getValue(null));
1106 options.getBooleanOption("ReallyClearOnNextRestart").set(configuration.getBooleanValue("Option/ReallyClearOnNextRestart").getValue(null));
1107 boolean clearConfiguration = options.getBooleanOption("ClearOnNextRestart").get() && options.getBooleanOption("ReallyClearOnNextRestart").get();
1108 options.getBooleanOption("ClearOnNextRestart").set(null);
1109 options.getBooleanOption("ReallyClearOnNextRestart").set(null);
1110 if (clearConfiguration) {
1111 /* stop loading the configuration. */
1115 options.getIntegerOption("InsertionDelay").set(configuration.getIntValue("Option/InsertionDelay").getValue(null));
1117 /* load known Sones. */
1118 int soneCounter = 0;
1120 String knownSoneId = configuration.getStringValue("KnownSone/" + soneCounter++ + "/ID").getValue(null);
1121 if (knownSoneId == null) {
1124 synchronized (newSones) {
1125 knownSones.add(knownSoneId);
1129 /* load known posts. */
1130 int postCounter = 0;
1132 String knownPostId = configuration.getStringValue("KnownPosts/" + postCounter++ + "/ID").getValue(null);
1133 if (knownPostId == null) {
1136 synchronized (newPosts) {
1137 knownPosts.add(knownPostId);
1141 /* load known replies. */
1142 int replyCounter = 0;
1144 String knownReplyId = configuration.getStringValue("KnownReplies/" + replyCounter++ + "/ID").getValue(null);
1145 if (knownReplyId == null) {
1148 synchronized (newReplies) {
1149 knownReplies.add(knownReplyId);
1156 * Saves the current options.
1158 private void saveConfiguration() {
1159 /* store the options first. */
1161 configuration.getIntValue("Option/InsertionDelay").setValue(options.getIntegerOption("InsertionDelay").getReal());
1162 configuration.getBooleanValue("Option/ClearOnNextRestart").setValue(options.getBooleanOption("ClearOnNextRestart").getReal());
1163 configuration.getBooleanValue("Option/ReallyClearOnNextRestart").setValue(options.getBooleanOption("ReallyClearOnNextRestart").getReal());
1165 /* save known Sones. */
1166 int soneCounter = 0;
1167 synchronized (newSones) {
1168 for (String knownSoneId : knownSones) {
1169 configuration.getStringValue("KnownSone/" + soneCounter++ + "/ID").setValue(knownSoneId);
1171 configuration.getStringValue("KnownSone/" + soneCounter + "/ID").setValue(null);
1174 /* save known posts. */
1175 int postCounter = 0;
1176 synchronized (newPosts) {
1177 for (String knownPostId : knownPosts) {
1178 configuration.getStringValue("KnownPosts/" + postCounter++ + "/ID").setValue(knownPostId);
1180 configuration.getStringValue("KnownPosts/" + postCounter + "/ID").setValue(null);
1183 /* save known replies. */
1184 int replyCounter = 0;
1185 synchronized (newReplies) {
1186 for (String knownReplyId : knownReplies) {
1187 configuration.getStringValue("KnownReplies/" + replyCounter++ + "/ID").setValue(knownReplyId);
1189 configuration.getStringValue("KnownReplies/" + replyCounter + "/ID").setValue(null);
1192 } catch (ConfigurationException ce1) {
1193 logger.log(Level.SEVERE, "Could not store configuration!", ce1);
1198 * Generate a Sone URI from the given URI and latest edition.
1201 * The URI to derive the Sone URI from
1202 * @return The derived URI
1204 private FreenetURI getSoneUri(String uriString) {
1206 FreenetURI uri = new FreenetURI(uriString).setDocName("Sone").setMetaString(new String[0]);
1208 } catch (MalformedURLException mue1) {
1209 logger.log(Level.WARNING, "Could not create Sone URI from URI: " + uriString, mue1);
1215 // INTERFACE IdentityListener
1222 public void ownIdentityAdded(OwnIdentity ownIdentity) {
1223 logger.log(Level.FINEST, "Adding OwnIdentity: " + ownIdentity);
1224 if (ownIdentity.hasContext("Sone")) {
1225 addLocalSone(ownIdentity);
1233 public void ownIdentityRemoved(OwnIdentity ownIdentity) {
1234 logger.log(Level.FINEST, "Removing OwnIdentity: " + ownIdentity);
1241 public void identityAdded(Identity identity) {
1242 logger.log(Level.FINEST, "Adding Identity: " + identity);
1243 addRemoteSone(identity);
1250 public void identityUpdated(final Identity identity) {
1251 new Thread(new Runnable() {
1254 @SuppressWarnings("synthetic-access")
1256 Sone sone = getRemoteSone(identity.getId());
1257 soneDownloader.fetchSone(sone);
1266 public void identityRemoved(Identity identity) {