package net.pterodactylus.sone.core;
+import static com.google.common.base.Optional.absent;
+import static com.google.common.base.Optional.fromNullable;
+import static com.google.common.base.Optional.of;
+
import java.io.InputStream;
-import java.net.MalformedURLException;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import net.pterodactylus.util.xml.SimpleXML;
import net.pterodactylus.util.xml.XML;
-import freenet.keys.FreenetURI;
-
import com.google.common.base.Optional;
import com.google.common.collect.Maps;
+import com.google.common.primitives.Ints;
import org.w3c.dom.Document;
/**
return null;
}
- Sone sone = new DefaultSone(new MemoryDatabase(null), originalSone.getId(), originalSone.isLocal());
-
- SimpleXML soneXml;
- try {
- soneXml = SimpleXML.fromDocument(document);
- } catch (NullPointerException npe1) {
- /* for some reason, invalid XML can cause NPEs. */
- logger.log(Level.WARNING, String.format("XML for Sone %s can not be parsed!", sone), npe1);
+ Optional<SimpleXML> soneXml = parseXml(originalSone, document);
+ if (!soneXml.isPresent()) {
+ logger.log(Level.WARNING, String.format("XML for Sone %s can not be parsed!", originalSone));
return null;
}
- Integer protocolVersion = null;
- String soneProtocolVersion = soneXml.getValue("protocol-version", null);
- if (soneProtocolVersion != null) {
- protocolVersion = Numbers.safeParseInteger(soneProtocolVersion);
- }
- if (protocolVersion == null) {
- logger.log(Level.INFO, "No protocol version found, assuming 0.");
- protocolVersion = 0;
- }
+ Optional<Client> parsedClient = parseClient(originalSone, soneXml.get());
+ Sone sone = new DefaultSone(new MemoryDatabase(null), originalSone.getId(), originalSone.isLocal(), parsedClient.or(originalSone.getClient()));
- if (protocolVersion < 0) {
- logger.log(Level.WARNING, String.format("Invalid protocol version: %d! Not parsing Sone.", protocolVersion));
- return null;
- }
-
- /* check for valid versions. */
- if (protocolVersion > MAX_PROTOCOL_VERSION) {
- logger.log(Level.WARNING, String.format("Unknown protocol version: %d! Not parsing Sone.", protocolVersion));
- return null;
+ Optional<Integer> protocolVersion = parseProtocolVersion(originalSone, soneXml.get());
+ if (protocolVersion.isPresent()) {
+ if (protocolVersion.get() < 0) {
+ logger.log(Level.WARNING, String.format("Invalid protocol version: %d! Not parsing Sone.", protocolVersion));
+ return null;
+ }
+ if (protocolVersion.get() > MAX_PROTOCOL_VERSION) {
+ logger.log(Level.WARNING, String.format("Unknown protocol version: %d! Not parsing Sone.", protocolVersion));
+ return null;
+ }
}
- String soneTime = soneXml.getValue("time", null);
+ String soneTime = soneXml.get().getValue("time", null);
if (soneTime == null) {
/* TODO - mark Sone as bad. */
logger.log(Level.WARNING, String.format("Downloaded time for Sone %s was null!", sone));
return null;
}
- SimpleXML clientXml = soneXml.getNode("client");
- if (clientXml != null) {
- String clientName = clientXml.getValue("name", null);
- String clientVersion = clientXml.getValue("version", null);
- if ((clientName == null) || (clientVersion == null)) {
- logger.log(Level.WARNING, String.format("Download Sone %s with client XML but missing name or version!", sone));
- return null;
- }
- sone.setClient(new Client(clientName, clientVersion));
- }
-
- SimpleXML profileXml = soneXml.getNode("profile");
+ SimpleXML profileXml = soneXml.get().getNode("profile");
if (profileXml == null) {
/* TODO - mark Sone as bad. */
logger.log(Level.WARNING, String.format("Downloaded Sone %s has no profile!", sone));
}
/* parse posts. */
- SimpleXML postsXml = soneXml.getNode("posts");
+ SimpleXML postsXml = soneXml.get().getNode("posts");
Set<Post> posts = new HashSet<Post>();
if (postsXml == null) {
/* TODO - mark Sone as bad. */
/* TODO - parse time correctly. */
postBuilder.withId(postId).withTime(Long.parseLong(postTime)).withText(postText);
if ((postRecipientId != null) && (postRecipientId.length() == 43)) {
- postBuilder.to(Optional.of(postRecipientId));
+ postBuilder.to(of(postRecipientId));
}
posts.add(postBuilder.build(Optional.<PostCreated>absent()));
} catch (NumberFormatException nfe1) {
}
/* parse replies. */
- SimpleXML repliesXml = soneXml.getNode("replies");
+ SimpleXML repliesXml = soneXml.get().getNode("replies");
Set<PostReply> replies = new HashSet<PostReply>();
if (repliesXml == null) {
/* TODO - mark Sone as bad. */
}
/* parse liked post IDs. */
- SimpleXML likePostIdsXml = soneXml.getNode("post-likes");
+ SimpleXML likePostIdsXml = soneXml.get().getNode("post-likes");
Set<String> likedPostIds = new HashSet<String>();
if (likePostIdsXml == null) {
/* TODO - mark Sone as bad. */
}
/* parse liked reply IDs. */
- SimpleXML likeReplyIdsXml = soneXml.getNode("reply-likes");
+ SimpleXML likeReplyIdsXml = soneXml.get().getNode("reply-likes");
Set<String> likedReplyIds = new HashSet<String>();
if (likeReplyIdsXml == null) {
/* TODO - mark Sone as bad. */
}
/* parse albums. */
- SimpleXML albumsXml = soneXml.getNode("albums");
+ SimpleXML albumsXml = soneXml.get().getNode("albums");
Map<String, Album> albums = Maps.newHashMap();
if (albumsXml != null) {
for (SimpleXML albumXml : albumsXml.getNodes("album")) {
return sone;
}
+
+ private Optional<Integer> parseProtocolVersion(Sone originalSone, SimpleXML soneXml) {
+ String soneProtocolVersion = soneXml.getValue("protocol-version", null);
+ if (soneProtocolVersion == null) {
+ logger.log(Level.INFO, "No protocol version found, assuming 0.");
+ return absent();
+ }
+ return fromNullable(Ints.tryParse(soneProtocolVersion));
+ }
+
+ private Optional<SimpleXML> parseXml(Sone originalSone, Document document) {
+ try {
+ return fromNullable(SimpleXML.fromDocument(document));
+ } catch (NullPointerException npe1) {
+ /* for some reason, invalid XML can cause NPEs. */
+ return absent();
+ }
+ }
+
+ private Optional<Client> parseClient(Sone sone, SimpleXML soneXml) {
+ SimpleXML clientXml = soneXml.getNode("client");
+ if (clientXml == null) {
+ return absent();
+ }
+ String clientName = clientXml.getValue("name", null);
+ String clientVersion = clientXml.getValue("version", null);
+ if ((clientName == null) || (clientVersion == null)) {
+ logger.log(Level.WARNING, String.format("Download Sone %s with client XML but missing name or version!", sone));
+ return null;
+ }
+ return of(new Client(clientName, clientVersion));
+ }
+
}