Actually parse friends and known Sones from a downloaded Sone!

[Sone.git] / src / main / java / net / pterodactylus / sone / core / SoneDownloader.java

diff --git a/src/main/java/net/pterodactylus/sone/core/SoneDownloader.java b/src/main/java/net/pterodactylus/sone/core/SoneDownloader.java
index 04fc37f..e11ded8 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/core/SoneDownloader.java
+++ b/src/main/java/net/pterodactylus/sone/core/SoneDownloader.java
@@ -19,11 +19,13 @@ package net.pterodactylus.sone.core;
 
 import java.io.IOException;
 import java.io.InputStream;
+import java.net.MalformedURLException;
 import java.util.HashSet;
 import java.util.Set;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import net.pterodactylus.sone.core.Core.SoneStatus;
 import net.pterodactylus.sone.data.Post;
 import net.pterodactylus.sone.data.Profile;
 import net.pterodactylus.sone.data.Reply;
@@ -68,7 +70,7 @@ public class SoneDownloader extends AbstractService {
         *            The Freenet interface
         */
        public SoneDownloader(Core core, FreenetInterface freenetInterface) {
-               super("Sone Downloader");
+               super("Sone Downloader", false);
                this.core = core;
                this.freenetInterface = freenetInterface;
        }
@@ -111,11 +113,20 @@ public class SoneDownloader extends AbstractService {
        public void fetchSone(Sone sone) {
                logger.log(Level.FINE, "Starting fetch for Sone “%s” from %s…", new Object[] { sone, sone.getRequestUri().setMetaString(new String[] { "sone.xml" }) });
                FreenetURI requestUri = sone.getRequestUri().setMetaString(new String[] { "sone.xml" });
-               FetchResult fetchResult = freenetInterface.fetchUri(requestUri);
-               logger.log(Level.FINEST, "Got %d bytes back.", fetchResult.size());
-               Sone parsedSone = parseSone(sone, fetchResult, requestUri);
-               if (parsedSone != null) {
-                       core.addSone(parsedSone);
+               core.setSoneStatus(sone, SoneStatus.downloading);
+               try {
+                       FetchResult fetchResult = freenetInterface.fetchUri(requestUri);
+                       if (fetchResult == null) {
+                               /* TODO - mark Sone as bad. */
+                               return;
+                       }
+                       logger.log(Level.FINEST, "Got %d bytes back.", fetchResult.size());
+                       Sone parsedSone = parseSone(sone, fetchResult, requestUri);
+                       if (parsedSone != null) {
+                               core.addSone(parsedSone);
+                       }
+               } finally {
+                       core.setSoneStatus(sone, (sone.getTime() == 0) ? SoneStatus.unknown : SoneStatus.idle);
                }
        }
 
@@ -253,14 +264,67 @@ public class SoneDownloader extends AbstractService {
                                }
                        }
 
+                       /* parse friends. */
+                       SimpleXML friendsXml = soneXml.getNode("friends");
+                       if (friendsXml == null) {
+                               /* TODO - mark Sone as bad. */
+                               logger.log(Level.WARNING, "Downloaded Sone %s has no friends!", new Object[] { sone });
+                               return null;
+                       }
+
+                       Set<Sone> friends = new HashSet<Sone>();
+                       for (SimpleXML friendXml : friendsXml.getNodes("friend")) {
+                               String friendId = friendXml.getValue("sone-id", null);
+                               String friendKey = friendXml.getValue("sone-key", null);
+                               String friendName = friendXml.getValue("sone-name", null);
+                               if ((friendId == null) || (friendKey == null) || (friendName == null)) {
+                                       /* TODO - mark Sone as bad. */
+                                       logger.log(Level.WARNING, "Downloaded friend for Sone %s with missing data! ID: %s, Key: %s, Name: %s", new Object[] { sone, friendId, friendKey, friendName });
+                                       return null;
+                               }
+                               try {
+                                       friends.add(core.getSone(friendId).setRequestUri(new FreenetURI(friendKey)).setName(friendName));
+                               } catch (MalformedURLException mue1) {
+                                       /* TODO - mark Sone as bad. */
+                                       logger.log(Level.WARNING, "Downloaded friend for Sone %s with invalid key: %s", new Object[] { sone, friendKey });
+                                       return null;
+                               }
+                       }
+
+                       Set<Sone> knownSones = new HashSet<Sone>();
+                       for (SimpleXML friendXml : friendsXml.getNodes("friend")) {
+                               String knownSoneId = friendXml.getValue("sone-id", null);
+                               String knownSoneKey = friendXml.getValue("sone-key", null);
+                               String knownSoneName = friendXml.getValue("sone-name", null);
+                               if ((knownSoneId == null) || (knownSoneKey == null) || (knownSoneName == null)) {
+                                       /* TODO - mark Sone as bad. */
+                                       logger.log(Level.WARNING, "Downloaded known Sone for Sone %s with missing data! ID: %s, Key: %s, Name: %s", new Object[] { sone, knownSoneId, knownSoneKey, knownSoneName });
+                                       return null;
+                               }
+                               try {
+                                       knownSones.add(core.getSone(knownSoneId).setRequestUri(new FreenetURI(knownSoneKey)).setName(knownSoneName));
+                               } catch (MalformedURLException mue1) {
+                                       /* TODO - mark Sone as bad. */
+                                       logger.log(Level.WARNING, "Downloaded known Sone for Sone %s with invalid key: %s", new Object[] { sone, knownSoneKey });
+                                       return null;
+                               }
+                       }
+
                        /* okay, apparently everything was parsed correctly. Now import. */
                        /* atomic setter operation on the Sone. */
                        synchronized (sone) {
                                sone.setProfile(profile);
                                sone.setPosts(posts);
                                sone.setReplies(replies);
+                               sone.setFriends(friends);
                                sone.setModificationCounter(0);
                        }
+
+                       /* add all known Sones to core for downloading. */
+                       for (Sone knownSone : knownSones) {
+                               core.addSone(knownSone);
+                       }
+
                } catch (IOException ioe1) {
                        logger.log(Level.WARNING, "Could not read XML file from " + originalSone + "!", ioe1);
                        return null;