X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fcore%2FCore.java;h=3c3a659872c6d980607cbf43840f7e9f5c92aadd;hb=adf590c0b33f1cc3f136d8d3a714f7051407535f;hp=00bbed0f31828311803b8685a5091cd906602b28;hpb=f6bc6ffee0b85e85c3d0bfede060b01d58605968;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 00bbed0..3c3a659 100644
--- a/src/main/java/net/pterodactylus/sone/core/Core.java
+++ b/src/main/java/net/pterodactylus/sone/core/Core.java
@@ -19,18 +19,28 @@ package net.pterodactylus.sone.core;
 
 import java.net.MalformedURLException;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.HashSet;
-import java.util.List;
+import java.util.Map;
 import java.util.Set;
+import java.util.UUID;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import net.pterodactylus.sone.core.SoneException.Type;
+import net.pterodactylus.sone.data.Post;
+import net.pterodactylus.sone.data.PostShell;
+import net.pterodactylus.sone.data.Profile;
+import net.pterodactylus.sone.data.Reply;
+import net.pterodactylus.sone.data.ReplyShell;
+import net.pterodactylus.sone.data.Shell;
+import net.pterodactylus.sone.data.ShellCache;
 import net.pterodactylus.sone.data.Sone;
+import net.pterodactylus.sone.data.SoneShell;
 import net.pterodactylus.util.config.Configuration;
+import net.pterodactylus.util.config.ConfigurationException;
 import net.pterodactylus.util.logging.Logging;
 import net.pterodactylus.util.service.AbstractService;
-import net.pterodactylus.util.text.StringEscaper;
-import net.pterodactylus.util.text.TextException;
 import freenet.keys.FreenetURI;
 
 /**
@@ -49,9 +59,26 @@ public class Core extends AbstractService {
 	/** Interface to freenet. */
 	private FreenetInterface freenetInterface;
 
+	/** The Sone downloader. */
+	private SoneDownloader soneDownloader;
+
 	/** The local Sones. */
 	private final Set<Sone> localSones = new HashSet<Sone>();
 
+	/** Sone inserters. */
+	private final Map<Sone, SoneInserter> soneInserters = new HashMap<Sone, SoneInserter>();
+
+	/* various caches follow here. */
+
+	/** Cache for all known Sones. */
+	private final ShellCache<Sone> soneCache = new ShellCache<Sone>(SoneShell.creator);
+
+	/** Cache for all known posts. */
+	private final ShellCache<Post> postCache = new ShellCache<Post>(PostShell.creator);
+
+	/** Cache for all known replies. */
+	private final ShellCache<Reply> replyCache = new ShellCache<Reply>(ReplyShell.creator);
+
 	/**
 	 * Creates a new core.
 	 */
@@ -84,6 +111,7 @@ public class Core extends AbstractService {
 	 */
 	public Core freenetInterface(FreenetInterface freenetInterface) {
 		this.freenetInterface = freenetInterface;
+		soneDownloader = new SoneDownloader(freenetInterface);
 		return this;
 	}
 
@@ -92,14 +120,115 @@ public class Core extends AbstractService {
 	 *
 	 * @return The local Sones
 	 */
-	public Set<Sone> localSones() {
-		return localSones;
+	public Set<Sone> getSones() {
+		return Collections.unmodifiableSet(localSones);
+	}
+
+	/**
+	 * Returns a Sone or a {@link Shell} around one for the given ID.
+	 *
+	 * @param soneId
+	 *            The ID of the Sone
+	 * @return The Sone, or a {@link Shell} around one
+	 */
+	public Sone getSone(String soneId) {
+		Sone sone = soneCache.get(soneId);
+		if (sone instanceof SoneShell) {
+			soneCache.put(soneId, sone = ((SoneShell) sone).getShelled());
+		}
+		return sone;
 	}
 
 	//
 	// ACTIONS
 	//
 
+	/**
+	 * Adds the given Sone.
+	 *
+	 * @param sone
+	 *            The Sone to add
+	 */
+	public void addSone(Sone sone) {
+		if (localSones.add(sone)) {
+			soneCache.put(sone.getId(), sone);
+			SoneInserter soneInserter = new SoneInserter(freenetInterface, sone);
+			soneInserter.start();
+			soneDownloader.addSone(sone);
+			soneInserters.put(sone, soneInserter);
+		}
+	}
+
+	/**
+	 * Creates a new Sone at a random location.
+	 *
+	 * @param name
+	 *            The name of the Sone
+	 * @return The created Sone
+	 * @throws SoneException
+	 *             if a Sone error occurs
+	 */
+	public Sone createSone(String name) throws SoneException {
+		return createSone(name, null, null);
+	}
+
+	/**
+	 * 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.
+	 *
+	 * @param name
+	 *            The name of the Sone
+	 * @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
+	 */
+	public Sone createSone(String name, 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;
+		}
+		Sone sone;
+		try {
+			logger.log(Level.FINEST, "Creating new Sone “%s” at %s (%s)…", new Object[] { name, finalRequestUri, finalInsertUri });
+			sone = new Sone(UUID.randomUUID(), name, new FreenetURI(finalRequestUri).setKeyType("USK").setDocName("Sone-" + name), new FreenetURI(finalInsertUri).setKeyType("USK").setDocName("Sone-" + name));
+			sone.setProfile(new Profile());
+			/* set modification counter to 1 so it is inserted immediately. */
+			sone.setModificationCounter(1);
+			addSone(sone);
+		} catch (MalformedURLException mue1) {
+			throw new SoneException(Type.INVALID_URI);
+		}
+		return sone;
+	}
+
+	/**
+	 * Deletes the given Sone from this plugin instance.
+	 *
+	 * @param sone
+	 *            The sone to delete
+	 */
+	public void deleteSone(Sone sone) {
+		SoneInserter soneInserter = soneInserters.remove(sone);
+		soneInserter.stop();
+		localSones.remove(sone);
+	}
+
 	//
 	// SERVICE METHODS
 	//
@@ -112,6 +241,19 @@ public class Core extends AbstractService {
 		loadConfiguration();
 	}
 
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	protected void serviceStop() {
+		soneDownloader.stop();
+		/* stop all Sone inserters. */
+		for (SoneInserter soneInserter : soneInserters.values()) {
+			soneInserter.stop();
+		}
+		saveConfiguration();
+	}
+
 	//
 	// PRIVATE METHODS
 	//
@@ -122,32 +264,123 @@ public class Core extends AbstractService {
 	private void loadConfiguration() {
 		logger.entering(Core.class.getName(), "loadConfiguration()");
 
-		/* get names of all local Sones. */
-		String allSoneNamesString = configuration.getStringValue("Sone/Names").getValue(null);
-		if (allSoneNamesString == null) {
-			allSoneNamesString = "";
-		}
-		List<String> allSoneNames;
-		try {
-			allSoneNames = StringEscaper.parseLine(allSoneNamesString);
-		} catch (TextException te1) {
-			logger.log(Level.WARNING, "Could not parse Sone names: “" + allSoneNamesString + "”", te1);
-			allSoneNames = Collections.emptyList();
-		}
-
 		/* parse local Sones. */
-		logger.log(Level.INFO, "Loading %d Sones…", allSoneNames.size());
-		for (String soneName : allSoneNames) {
-			String insertUri = configuration.getStringValue("Sone/Name." + soneName + "/InsertURI").getValue(null);
-			String requestUri = configuration.getStringValue("Sone/Name." + soneName + "/RequestURI").getValue(null);
+		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;
+			}
+			String name = configuration.getStringValue(sonePrefix + "/Name").getValue(null);
+			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);
 			try {
-				localSones.add(new Sone(soneName, new FreenetURI(requestUri), new FreenetURI(insertUri)));
+				Profile profile = new Profile();
+				profile.setFirstName(firstName);
+				profile.setMiddleName(middleName);
+				profile.setLastName(lastName);
+				Sone sone = new Sone(UUID.fromString(id), name, new FreenetURI(requestUri), new FreenetURI(insertUri));
+				soneCache.put(id, sone);
+				sone.setProfile(profile);
+				int postId = 0;
+				do {
+					String postPrefix = sonePrefix + "/Post." + postId++;
+					id = configuration.getStringValue(postPrefix + "/ID").getValue(null);
+					if (id == null) {
+						break;
+					}
+					long time = configuration.getLongValue(postPrefix + "/Time").getValue(null);
+					String text = configuration.getStringValue(postPrefix + "/Text").getValue(null);
+					Post post = new Post(UUID.fromString(id), sone, time, text);
+					postCache.put(id, post);
+					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;
+					}
+					Sone replySone = soneCache.get(configuration.getStringValue(replyPrefix + "/Sone/ID").getValue(null));
+					String replySoneKey = configuration.getStringValue(replyPrefix + "/Sone/Key").getValue(null);
+					String replySoneName = configuration.getStringValue(replyPrefix + "/Sone/Name").getValue(null);
+					if (replySone instanceof SoneShell) {
+						((SoneShell) replySone).setRequestUri(new FreenetURI(replySoneKey)).setName(replySoneName);
+					}
+					Post replyPost = postCache.get(configuration.getStringValue(replyPrefix + "/Post").getValue(null));
+					long replyTime = configuration.getLongValue(replyPrefix + "/Time").getValue(null);
+					String replyText = configuration.getStringValue(replyPrefix + "/Text").getValue(null);
+					Reply reply = new ReplyShell().setSone(replySone).setPost(replyPost).setTime(replyTime).setText(replyText).getShelled();
+					replyCache.put(replyId, reply);
+				} while (true);
+				sone.setModificationCounter(modificationCounter);
+				addSone(sone);
 			} catch (MalformedURLException mue1) {
 				logger.log(Level.WARNING, "Could not create Sone from requestUri (“" + requestUri + "”) and insertUri (“" + insertUri + "”)!", mue1);
 			}
-		}
+		} while (true);
+		logger.log(Level.INFO, "Loaded %d Sones.", getSones().size());
 
 		logger.exiting(Core.class.getName(), "loadConfiguration()");
 	}
 
+	/**
+	 * Saves the configuraiton.
+	 */
+	private void saveConfiguration() {
+		Set<Sone> sones = getSones();
+		logger.log(Level.INFO, "Storing %d Sones…", sones.size());
+		try {
+			/* 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.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());
+				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 + "/Sone/ID").setValue(reply.getSone().getId());
+					configuration.getStringValue(replyPrefix + "/Sone/Key").setValue(reply.getSone().getRequestUri().toString());
+					configuration.getStringValue(replyPrefix + "/Sone/Name").setValue(reply.getSone().getName());
+					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);
+			}
+			/* write null ID as terminator. */
+			configuration.getStringValue("Sone/Sone." + soneId + "/ID").setValue(null);
+
+		} catch (ConfigurationException ce1) {
+			logger.log(Level.WARNING, "Could not store configuration!", ce1);
+		}
+	}
+
 }