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;
import org.w3c.dom.Document;
import freenet.client.FetchResult;
+import freenet.keys.FreenetURI;
import freenet.support.api.Bucket;
/**
* The Freenet interface
*/
public SoneDownloader(Core core, FreenetInterface freenetInterface) {
- super("Sone Downloader");
+ super("Sone Downloader", false);
this.core = core;
this.freenetInterface = freenetInterface;
}
*/
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" }) });
- FetchResult fetchResult = freenetInterface.fetchUri(sone.getRequestUri().setMetaString(new String[] { "sone.xml" }));
- logger.log(Level.FINEST, "Got %d bytes back.", fetchResult.size());
- Sone parsedSone = parseSone(sone, fetchResult);
- if (parsedSone != null) {
- core.addSone(parsedSone);
+ FreenetURI requestUri = sone.getRequestUri().setMetaString(new String[] { "sone.xml" });
+ 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);
}
}
* The sone to parse, or {@code null} if the Sone is yet unknown
* @param fetchResult
* The fetch result
+ * @param requestUri
+ * The requested URI
* @return The parsed Sone, or {@code null} if the Sone could not be parsed
*/
- public Sone parseSone(Sone originalSone, FetchResult fetchResult) {
+ public Sone parseSone(Sone originalSone, FetchResult fetchResult, FreenetURI requestUri) {
logger.log(Level.FINEST, "Persing FetchResult (%d bytes, %s) for %s…", new Object[] { fetchResult.size(), fetchResult.getMimeType(), originalSone });
/* TODO - impose a size limit? */
InputStream xmlInputStream = null;
/* load Sone from core. */
sone = originalSone;
if (sone == null) {
- sone = core.getSone(soneId);
+ sone = core.getSone(soneId).setRequestUri(requestUri.setMetaString(new String[] {}));
}
String soneName = soneXml.getValue("name", null);
logger.log(Level.WARNING, "Downloaded name for Sone %s was null!", new Object[] { sone });
return null;
}
+ sone.setName(soneName);
+
+ String soneTime = soneXml.getValue("time", null);
+ if (soneTime == null) {
+ /* TODO - mark Sone as bad. */
+ logger.log(Level.WARNING, "Downloaded time for Sone %s was null!", new Object[] { sone });
+ return null;
+ }
+ try {
+ sone.setTime(Long.parseLong(soneTime));
+ } catch (NumberFormatException nfe1) {
+ /* TODO - mark Sone as bad. */
+ logger.log(Level.WARNING, "Downloaded Sone %s with invalid time: %s", new Object[] { sone, soneTime });
+ return null;
+ }
SimpleXML profileXml = soneXml.getNode("profile");
if (profileXml == null) {
}
}
+ /* 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;
projects / Sone.git / blobdiff