package net.pterodactylus.sone.core;
-import static com.google.common.base.Optional.of;
+import static net.pterodactylus.sone.data.Sone.TO_FREENET_URI;
import java.io.InputStream;
-import java.net.MalformedURLException;
import java.util.HashSet;
-import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import net.pterodactylus.sone.core.FreenetInterface.Fetched;
-import net.pterodactylus.sone.data.Album;
-import net.pterodactylus.sone.data.Client;
-import net.pterodactylus.sone.data.Image;
-import net.pterodactylus.sone.data.Post;
-import net.pterodactylus.sone.data.PostReply;
-import net.pterodactylus.sone.data.Profile;
import net.pterodactylus.sone.data.Sone;
import net.pterodactylus.sone.data.Sone.SoneStatus;
-import net.pterodactylus.sone.data.impl.DefaultSone;
-import net.pterodactylus.sone.database.PostBuilder;
-import net.pterodactylus.sone.database.PostBuilder.PostCreated;
-import net.pterodactylus.sone.database.PostReplyBuilder;
-import net.pterodactylus.sone.database.PostReplyBuilder.PostReplyCreated;
import net.pterodactylus.util.io.Closer;
import net.pterodactylus.util.logging.Logging;
-import net.pterodactylus.util.number.Numbers;
import net.pterodactylus.util.service.AbstractService;
-import net.pterodactylus.util.xml.SimpleXML;
-import net.pterodactylus.util.xml.XML;
import freenet.client.FetchResult;
import freenet.keys.FreenetURI;
import freenet.support.api.Bucket;
-import com.google.common.base.Optional;
-import com.google.common.collect.Maps;
-import org.w3c.dom.Document;
-
/**
* The Sone downloader is responsible for download Sones as they are updated.
*
* The Sone to fetch
*/
public void fetchSone(Sone sone) {
- fetchSone(sone, sone.getRequestUri().sskForUSK());
+ fetchSone(sone, TO_FREENET_URI.apply(sone).sskForUSK());
}
/**
soneInputStream = soneBucket.getInputStream();
Sone parsedSone = parseSone(originalSone, soneInputStream);
if (parsedSone != null) {
- parsedSone.setLatestEdition(requestUri.getEdition());
- if (requestUri.getKeyType().equals("USK")) {
- parsedSone.setRequestUri(requestUri.setMetaString(new String[0]));
- } else {
- parsedSone.setRequestUri(requestUri.setKeyType("USK").setDocName("Sone").setMetaString(new String[0]));
- }
+ parsedSone.modify().setLatestEdition(requestUri.getEdition()).update();
}
return parsedSone;
} catch (Exception e1) {
* @param soneInputStream
* The input stream to parse the Sone from
* @return The parsed Sone
- * @throws SoneException
- * if a parse error occurs, or the protocol is invalid
*/
- public Sone parseSone(Sone originalSone, InputStream soneInputStream) throws SoneException {
- /* TODO - impose a size limit? */
-
- Document document;
- /* XML parsing is not thread-safe. */
- synchronized (this) {
- document = XML.transformToDocument(soneInputStream);
- }
- if (document == null) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Could not parse XML for Sone %s!", originalSone));
- return null;
- }
-
- Sone sone = new DefaultSone(core.getDatabase(), originalSone.getId(), originalSone.isLocal()).setIdentity(originalSone.getIdentity());
-
- 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);
- 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;
- }
-
- 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;
- }
-
- String soneTime = soneXml.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;
- }
- try {
- sone.setTime(Long.parseLong(soneTime));
- } catch (NumberFormatException nfe1) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s with invalid time: %s", sone, soneTime));
- 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));
- }
-
- String soneRequestUri = soneXml.getValue("request-uri", null);
- if (soneRequestUri != null) {
- try {
- sone.setRequestUri(new FreenetURI(soneRequestUri));
- } catch (MalformedURLException mue1) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has invalid request URI: %s", sone, soneRequestUri), mue1);
- return null;
- }
- }
-
- if (originalSone.getInsertUri() != null) {
- sone.setInsertUri(originalSone.getInsertUri());
- }
-
- SimpleXML profileXml = soneXml.getNode("profile");
- if (profileXml == null) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has no profile!", sone));
- return null;
- }
-
- /* parse profile. */
- String profileFirstName = profileXml.getValue("first-name", null);
- String profileMiddleName = profileXml.getValue("middle-name", null);
- String profileLastName = profileXml.getValue("last-name", null);
- Integer profileBirthDay = Numbers.safeParseInteger(profileXml.getValue("birth-day", null));
- Integer profileBirthMonth = Numbers.safeParseInteger(profileXml.getValue("birth-month", null));
- Integer profileBirthYear = Numbers.safeParseInteger(profileXml.getValue("birth-year", null));
- Profile profile = new Profile(sone).setFirstName(profileFirstName).setMiddleName(profileMiddleName).setLastName(profileLastName);
- profile.setBirthDay(profileBirthDay).setBirthMonth(profileBirthMonth).setBirthYear(profileBirthYear);
- /* avatar is processed after images are loaded. */
- String avatarId = profileXml.getValue("avatar", null);
-
- /* parse profile fields. */
- SimpleXML profileFieldsXml = profileXml.getNode("fields");
- if (profileFieldsXml != null) {
- for (SimpleXML fieldXml : profileFieldsXml.getNodes("field")) {
- String fieldName = fieldXml.getValue("field-name", null);
- String fieldValue = fieldXml.getValue("field-value", "");
- if (fieldName == null) {
- logger.log(Level.WARNING, String.format("Downloaded profile field for Sone %s with missing data! Name: %s, Value: %s", sone, fieldName, fieldValue));
- return null;
- }
- try {
- profile.addField(fieldName).setValue(fieldValue);
- } catch (IllegalArgumentException iae1) {
- logger.log(Level.WARNING, String.format("Duplicate field: %s", fieldName), iae1);
- return null;
- }
- }
- }
-
- /* parse posts. */
- SimpleXML postsXml = soneXml.getNode("posts");
- Set<Post> posts = new HashSet<Post>();
- if (postsXml == null) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has no posts!", sone));
- } else {
- for (SimpleXML postXml : postsXml.getNodes("post")) {
- String postId = postXml.getValue("id", null);
- String postRecipientId = postXml.getValue("recipient", null);
- String postTime = postXml.getValue("time", null);
- String postText = postXml.getValue("text", null);
- if ((postId == null) || (postTime == null) || (postText == null)) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded post for Sone %s with missing data! ID: %s, Time: %s, Text: %s", sone, postId, postTime, postText));
- return null;
- }
- try {
- PostBuilder postBuilder = sone.newPostBuilder();
- /* TODO - parse time correctly. */
- postBuilder.withId(postId).withTime(Long.parseLong(postTime)).withText(postText);
- if ((postRecipientId != null) && (postRecipientId.length() == 43)) {
- postBuilder.to(of(postRecipientId));
- }
- posts.add(postBuilder.build(Optional.<PostCreated>absent()));
- } catch (NumberFormatException nfe1) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded post for Sone %s with invalid time: %s", sone, postTime));
- return null;
- }
- }
- }
-
- /* parse replies. */
- SimpleXML repliesXml = soneXml.getNode("replies");
- Set<PostReply> replies = new HashSet<PostReply>();
- if (repliesXml == null) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has no replies!", sone));
- } else {
- for (SimpleXML replyXml : repliesXml.getNodes("reply")) {
- String replyId = replyXml.getValue("id", null);
- String replyPostId = replyXml.getValue("post-id", null);
- String replyTime = replyXml.getValue("time", null);
- String replyText = replyXml.getValue("text", null);
- if ((replyId == null) || (replyPostId == null) || (replyTime == null) || (replyText == null)) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded reply for Sone %s with missing data! ID: %s, Post: %s, Time: %s, Text: %s", sone, replyId, replyPostId, replyTime, replyText));
- return null;
- }
- try {
- /* TODO - parse time correctly. */
- PostReplyBuilder postReplyBuilder = sone.newPostReplyBuilder(replyPostId).withId(replyId).withTime(Long.parseLong(replyTime)).withText(replyText);
- replies.add(postReplyBuilder.build(Optional.<PostReplyCreated>absent()));
- } catch (NumberFormatException nfe1) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded reply for Sone %s with invalid time: %s", sone, replyTime));
- return null;
- }
- }
- }
-
- /* parse liked post IDs. */
- SimpleXML likePostIdsXml = soneXml.getNode("post-likes");
- Set<String> likedPostIds = new HashSet<String>();
- if (likePostIdsXml == null) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has no post likes!", sone));
- } else {
- for (SimpleXML likedPostIdXml : likePostIdsXml.getNodes("post-like")) {
- String postId = likedPostIdXml.getValue();
- likedPostIds.add(postId);
- }
- }
-
- /* parse liked reply IDs. */
- SimpleXML likeReplyIdsXml = soneXml.getNode("reply-likes");
- Set<String> likedReplyIds = new HashSet<String>();
- if (likeReplyIdsXml == null) {
- /* TODO - mark Sone as bad. */
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has no reply likes!", sone));
- } else {
- for (SimpleXML likedReplyIdXml : likeReplyIdsXml.getNodes("reply-like")) {
- String replyId = likedReplyIdXml.getValue();
- likedReplyIds.add(replyId);
- }
- }
-
- /* parse albums. */
- SimpleXML albumsXml = soneXml.getNode("albums");
- Map<String, Album> albums = Maps.newHashMap();
- if (albumsXml != null) {
- for (SimpleXML albumXml : albumsXml.getNodes("album")) {
- String id = albumXml.getValue("id", null);
- String parentId = albumXml.getValue("parent", null);
- String title = albumXml.getValue("title", null);
- String description = albumXml.getValue("description", "");
- String albumImageId = albumXml.getValue("album-image", null);
- if ((id == null) || (title == null) || (description == null)) {
- logger.log(Level.WARNING, String.format("Downloaded Sone %s contains invalid album!", sone));
- return null;
- }
- Album parent = sone.getRootAlbum();
- if (parentId != null) {
- parent = albums.get(parentId);
- if (parent == null) {
- logger.log(Level.WARNING, String.format("Downloaded Sone %s has album with invalid parent!", sone));
- return null;
- }
- }
- Album album = parent.newAlbumBuilder().withId(id).build().modify().setTitle(title).setDescription(description).update();
- albums.put(album.getId(), album);
- SimpleXML imagesXml = albumXml.getNode("images");
- if (imagesXml != null) {
- for (SimpleXML imageXml : imagesXml.getNodes("image")) {
- String imageId = imageXml.getValue("id", null);
- String imageCreationTimeString = imageXml.getValue("creation-time", null);
- String imageKey = imageXml.getValue("key", null);
- String imageTitle = imageXml.getValue("title", null);
- String imageDescription = imageXml.getValue("description", "");
- String imageWidthString = imageXml.getValue("width", null);
- String imageHeightString = imageXml.getValue("height", null);
- if ((imageId == null) || (imageCreationTimeString == null) || (imageKey == null) || (imageTitle == null) || (imageWidthString == null) || (imageHeightString == null)) {
- logger.log(Level.WARNING, String.format("Downloaded Sone %s contains invalid images!", sone));
- return null;
- }
- long creationTime = Numbers.safeParseLong(imageCreationTimeString, 0L);
- int imageWidth = Numbers.safeParseInteger(imageWidthString, 0);
- int imageHeight = Numbers.safeParseInteger(imageHeightString, 0);
- if ((imageWidth < 1) || (imageHeight < 1)) {
- logger.log(Level.WARNING, String.format("Downloaded Sone %s contains image %s with invalid dimensions (%s, %s)!", sone, imageId, imageWidthString, imageHeightString));
- return null;
- }
- Image image = album.newImageBuilder().withId(imageId).at(imageKey).created(creationTime).sized(imageWidth, imageHeight).build();
- image = image.modify().setTitle(imageTitle).setDescription(imageDescription).update();
- }
- }
- album.modify().setAlbumImage(albumImageId).update();
- }
- }
-
- /* process avatar. */
- if (avatarId != null) {
- profile.setAvatar(core.getImage(avatarId).orNull());
- }
-
- /* 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.setLikePostIds(likedPostIds);
- sone.setLikeReplyIds(likedReplyIds);
- }
-
- return sone;
+ public Sone parseSone(Sone originalSone, InputStream soneInputStream) {
+ return new SoneParser().parseSone(core.getDatabase(), originalSone, soneInputStream);
}
//
// SERVICE METHODS
//
- /**
- * {@inheritDoc}
- */
@Override
protected void serviceStop() {
for (Sone sone : sones) {