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Diffstat (limited to 'src/main/java/com/juick/service/MessagesServiceImpl.java')
| -rw-r--r-- | src/main/java/com/juick/service/MessagesServiceImpl.java | 1143 |
1 files changed, 1143 insertions, 0 deletions
diff --git a/src/main/java/com/juick/service/MessagesServiceImpl.java b/src/main/java/com/juick/service/MessagesServiceImpl.java new file mode 100644 index 00000000..0b7faf87 --- /dev/null +++ b/src/main/java/com/juick/service/MessagesServiceImpl.java @@ -0,0 +1,1143 @@ +/* + * Copyright (C) 2008-2017, Juick + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +package com.juick.service; + +import com.juick.*; +import com.juick.model.AnonymousUser; +import com.juick.model.PrivacyOpts; +import com.juick.model.ResponseReply; +import com.juick.server.util.HttpNotFoundException; +import com.juick.util.MessageUtils; +import org.apache.commons.collections4.CollectionUtils; +import org.apache.commons.lang3.StringUtils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.dao.IncorrectResultSizeDataAccessException; +import org.springframework.jdbc.core.ConnectionCallback; +import org.springframework.jdbc.core.RowMapper; +import org.springframework.jdbc.core.namedparam.MapSqlParameterSource; +import org.springframework.jdbc.core.namedparam.SqlParameterSource; +import org.springframework.jdbc.core.simple.SimpleJdbcInsert; +import org.springframework.stereotype.Repository; +import org.springframework.transaction.annotation.Transactional; + +import javax.inject.Inject; +import java.net.URI; +import java.sql.*; +import java.time.Instant; +import java.util.*; +import java.util.Date; +import java.util.stream.Collectors; + +/** + * Created by aalexeev on 11/13/16. + */ +@Repository +public class MessagesServiceImpl extends BaseJdbcService implements MessagesService { + private static final Logger logger = LoggerFactory.getLogger(MessagesServiceImpl.class); + @Inject + private UserService userService; + @Inject + private TagService tagService; + @Inject + private SearchService searchService; + @Inject + private ImagesService imagesService; + @Value("${img_url:https://i.juick.com/}") + private String baseImagesUrl; + + private class MessageMapper implements RowMapper<Message> { + @Override + public Message mapRow(ResultSet rs, int rowNum) throws SQLException { + Message msg = new Message(); + msg.setMid(rs.getInt(1)); + msg.setRid(rs.getInt(2)); + msg.setReplyto(rs.getInt(3)); + User user = new User(); + user.setUid(rs.getInt(4)); + user.setName(Optional.ofNullable(rs.getString(5)).orElse(AnonymousUser.INSTANCE.getName())); + user.setBanned(rs.getBoolean(6)); + user.setUri(URI.create(Optional.ofNullable(rs.getString(22)).orElse(StringUtils.EMPTY))); + msg.setUser(user); + msg.setTimestamp(rs.getTimestamp(7).toInstant()); + msg.ReadOnly = rs.getBoolean(8); + msg.setPrivacy(rs.getInt(9)); + msg.FriendsOnly = msg.getPrivacy() < 0; + msg.setReplies(rs.getInt(10)); + msg.setAttachmentType(rs.getString(11)); + msg.setLikes(rs.getInt(12)); + msg.Hidden = rs.getBoolean(13); + String tagsStr = rs.getString(14); + msg.setTags(MessageUtils.parseTags(tagsStr)); + msg.setRepliesBy(rs.getString(15)); + msg.setText(rs.getString(16)); + msg.setReplyQuote(MessageUtils.formatQuote(rs.getString(17))); + msg.setUpdated(rs.getTimestamp(18).toInstant()); + int quoteUid = rs.getInt(19); + User quoteUser = new User(); + quoteUser.setUid(quoteUid); + quoteUser.setName(rs.getString(20)); + if (quoteUid == 0) { + quoteUser.setName(AnonymousUser.INSTANCE.getName()); + quoteUser.setUri(URI.create(Optional.ofNullable(rs.getString(23)).orElse(StringUtils.EMPTY))); + } + msg.setTo(quoteUser); + msg.setUpdatedAt(rs.getTimestamp(21).toInstant()); + msg.setReplyUri(URI.create(Optional.ofNullable(rs.getString(24)).orElse(StringUtils.EMPTY))); + msg.setHtml(rs.getBoolean(25)); + if (StringUtils.isNotEmpty(msg.getAttachmentType())) { + try { + imagesService.setAttachmentMetadata(baseImagesUrl, msg); + } catch (Exception e) { + logger.warn("exception reading images for mid {} rid {}", msg.getMid(), msg.getRid(), e); + } + } + return msg; + } + } + + + + /** + * @see <a href="https://dev.mysql.com/doc/connector-j/5.1/en/connector-j-reference-type-conversions.html">Java, JDBC and MySQL Types</a> + */ + @Transactional + @Override + public int createMessage(final int uid, final String txt, final String attachment, final Collection<com.juick.Tag> tags) { + SimpleJdbcInsert simpleJdbcInsert = new SimpleJdbcInsert(getJdbcTemplate()).withTableName("messages") + .usingColumns("user_id", "attach", "ts") + .usingGeneratedKeyColumns("message_id"); + Map<String, Object> insertMap = new HashMap<>(); + insertMap.put("user_id", uid); + Instant now = Instant.now(); + insertMap.put("ts", Timestamp.from(now)); + if (StringUtils.isNotEmpty(attachment)) { + insertMap.put("attach", attachment); + } + int mid = simpleJdbcInsert.executeAndReturnKey(insertMap).intValue(); + if (mid > 0) { + String tagsNames = StringUtils.EMPTY; + + if (CollectionUtils.isNotEmpty(tags)) { + StringBuilder tasNamesBuilder = new StringBuilder(); + List<Object[]> params = new ArrayList<>(tags.size()); + + boolean next = false; + + for (Tag tag : tags) { + if (next) { + tasNamesBuilder.append(" "); + } else + next = true; + + tasNamesBuilder.append(tag.getName()); + params.add(new Object[]{mid, tag.TID}); + } + tagsNames = tasNamesBuilder.toString(); + + getJdbcTemplate().batchUpdate( + "INSERT INTO messages_tags(message_id, tag_id) VALUES (?, ?)", + params, new int[]{Types.INTEGER, Types.INTEGER}); + } + + getJdbcTemplate().update( + "INSERT INTO messages_txt(message_id, tags, txt, updated_at) VALUES (?, ?, ?, ?)", + new Object[]{mid, tagsNames, txt, Timestamp.from(now)}, + new int[]{Types.INTEGER, Types.VARCHAR, Types.VARCHAR, Types.TIMESTAMP}); + getJdbcTemplate().update("UPDATE users SET lastmessage=?, last_seen=? where id=?", Timestamp.from(now), Timestamp.from(now), uid); + } + + return mid; + } + + /** + * @param mid + * @param rid + * @param user + * @param txt + * @param attachment + * @return + * @see <a href="https://dev.mysql.com/doc/connector-j/5.1/en/connector-j-reference-type-conversions.html">Java, JDBC and MySQL Types</a> + */ + @Transactional + @Override + public int createReply(final int mid, final int rid, final User user, final String txt, final String attachment) { + int ridnew = getReplyIDIncrement(mid); + Date ts = Date.from(Instant.now()); + getJdbcTemplate().update("INSERT INTO replies(message_id, reply_id, user_id, replyto, attach, txt, ts, updated_at, user_uri) " + + "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)", + mid, ridnew, user.getUid(), rid, attachment, txt, ts, ts, user.getUri().toASCIIString()); + + if (ridnew > 0) { + getJdbcTemplate().update( + "UPDATE messages SET replies = replies + 1, updated=? WHERE message_id = ?", + ts, mid); + setLastReadComment(user, mid, ridnew); + getJdbcTemplate().update("UPDATE users SET lastmessage=?, last_seen=? where id=?", ts, ts, user.getUid()); + } + return ridnew; + } + + @Override + public int getReplyIDIncrement(final int mid) { + return getJdbcTemplate().execute((ConnectionCallback<Integer>) conn -> { + conn.setAutoCommit(false); + final int replyNo; + try (PreparedStatement ps = conn.prepareStatement("SELECT maxreplyid+1 FROM messages WHERE message_id=? FOR UPDATE")) { + ps.setInt(1, mid); + try (ResultSet resultSet = ps.executeQuery()) { + if (resultSet.next()) { + replyNo = resultSet.getInt(1); + } else { + throw new IncorrectResultSizeDataAccessException("while getting getReplyIDIncrement, mid=" + mid, 1, 0); + } + } + } + try (PreparedStatement ps = conn.prepareStatement("UPDATE messages SET maxreplyid=? WHERE message_id=?")) { + ps.setInt(1, replyNo); + ps.setInt(2, mid); + if (ps.executeUpdate() != 1) { + throw new IncorrectResultSizeDataAccessException("Cannot find a message to update: " + mid, 1, 0); + } + } + conn.commit(); + return replyNo; + }); + + } + + @Transactional + void updateRepliesBy(int mid) { + List<String> users = getJdbcTemplate().queryForList("SELECT users.nick FROM replies " + + "INNER JOIN users ON replies.user_id=users.id WHERE replies.message_id=? " + + "GROUP BY replies.user_id ORDER BY COUNT(replies.reply_id) DESC LIMIT 5", String.class, mid); + String result = users.stream().map(u -> "@" + u).collect(Collectors.joining(",")); + getJdbcTemplate().update("UPDATE messages_txt SET repliesby=? WHERE message_id=?", result, mid); + } + + @Transactional + @Override + public RecommendStatus recommendMessage(final int mid, final int vuid, final String userUri) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", vuid) + .addValue("uri", userUri) + .addValue("like_id", Reaction.LIKE) + .addValue("mid", mid); + int wasDeleted = getNamedParameterJdbcTemplate() + .update("DELETE FROM favorites WHERE user_id=:uid AND message_id=:mid AND like_id=:like_id AND user_uri=:uri", sqlParameterSource); + if (wasDeleted > 0) { + return RecommendStatus.Deleted; + } else { + boolean wasAdded = getJdbcTemplate() + .update("INSERT INTO favorites(user_id, message_id, ts, like_id, user_uri) VALUES (?, ?, NOW(), ?, ?)", vuid, mid,Reaction.LIKE, userUri) == 1; + if (wasAdded) { + return RecommendStatus.Added; + } + } + return RecommendStatus.Error; + } + + @Override + public RecommendStatus recommendMessage(int mid, int vuid) { + return recommendMessage(mid, vuid, StringUtils.EMPTY); + } + + @Override + public List<Reaction> listReactions() { + return jdbcTemplate.query("SELECT like_id, description FROM reactions", (rs, rowNum) -> { + Reaction reaction = new Reaction(rs.getInt("like_id")); + reaction.setDescription(rs.getString("description")); + return reaction; + }); + } + + @Override + public RecommendStatus likeMessage(int mid, int vuid, int reactionId) { + return likeMessage(mid, vuid, reactionId, StringUtils.EMPTY); + } + + @Transactional + @Override + public RecommendStatus likeMessage(int mid, int vuid, int reactionId, String userUri) throws IllegalArgumentException { + boolean wasAdded = getJdbcTemplate() + .update("INSERT INTO favorites(user_id, message_id, ts, like_id, user_uri) VALUES (?, ?, NOW(), ?, ?)", vuid, mid, reactionId, userUri) == 1; + if (wasAdded) { + return RecommendStatus.Added; + } + + return RecommendStatus.Error; + } + + @Transactional(readOnly = true) + @Override + public boolean canViewThread(final int mid, final int uid) { + List<PrivacyOpts> list = getJdbcTemplate().query( + "SELECT user_id, privacy FROM messages WHERE message_id = ?", + (rs, rowNum) -> { + PrivacyOpts res = new PrivacyOpts(); + + res.setUid(rs.getInt(1)); + res.setPrivacy(rs.getInt(2)); + + return res; + }, + mid); + + PrivacyOpts privacyOpts = list.isEmpty() ? null : list.get(0); + + return privacyOpts == null || + privacyOpts.getPrivacy() >= 0 || + uid == privacyOpts.getUid() || + ((privacyOpts.getPrivacy() == -1 || privacyOpts.getPrivacy() == -2) && + uid > 0 && userService.isInWL(privacyOpts.getUid(), uid)); + } + + @Transactional(readOnly = true) + @Override + public boolean isReadOnly(final int mid) { + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT readonly FROM messages WHERE message_id = ?", + new Object[]{mid}, + Integer.class); + + return !list.isEmpty() && list.get(0) == 1; + } + + @Transactional(readOnly = true) + @Override + public boolean isSubscribed(final int uid, final int mid) { + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT 1 FROM subscr_messages WHERE suser_id = ? AND message_id = ?", + new Object[]{uid, mid}, + Integer.class); + + return !list.isEmpty() && list.get(0) == 1; + } + + @Transactional(readOnly = true) + @Override + public int getMessagePrivacy(final int mid) { + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT privacy FROM messages WHERE message_id = ?", + new Object[]{mid}, + Integer.class); + + return list.isEmpty() ? -4 : list.get(0); + } + + @Transactional(readOnly = true) + @Override + public com.juick.Message getMessage(final int mid) { + + List<com.juick.Message> list = getJdbcTemplate().query( + "SELECT messages.message_id as mid, 0 as rid, 0 as replyto, " + + "messages.user_id as uid, users.nick, users.banned as banned, " + + "" + + "messages.ts," + + "messages.readonly, messages.privacy, messages.replies," + + "messages.attach, COUNT(DISTINCT favorites.user_id) as likes, messages.hidden," + + "txt.tags, txt.repliesby, txt.txt, '' as q, messages.updated as updated, 0 as to_uid, " + + "NULL as to_name, txt.updated_at, '' as user_uri, '' as to_uri, '' as reply_uri, 0 as html FROM messages " + + "INNER JOIN users ON messages.user_id = users.id " + + "INNER JOIN messages_txt AS txt " + + "ON messages.message_id = txt.message_id " + + "LEFT JOIN favorites " + + "ON messages.message_id = favorites.message_id AND favorites.like_id=1 " + + "WHERE messages.message_id = ? " + + "GROUP BY mid, rid, replyto, uid, nick, banned, messages.ts, readonly, " + + "privacy, replies, attach, tags, repliesby, q, updated_at, user_uri, to_uri, reply_uri, html", + new MessageMapper(), + mid); + if (!list.isEmpty()) { + final Message message = list.get(0); + Map<Integer, Set<Reaction>> reactionStats = updateReactionsFor(Collections.singletonList(mid)); + message.setReactions(reactionStats.get(message.getMid())); + return message; + } + return null; + } + + @Transactional(readOnly = true) + @Override + public com.juick.Message getReply(final int mid, final int rid) { + List<com.juick.Message> list = getJdbcTemplate().query( + "SELECT replies.user_id, users.nick," + + "replies.replyto, replies.ts," + + "replies.attach, replies.txt, IFNULL(q.txt,t.txt) as quote, " + + "COALESCE(q.user_id, m.user_id) AS to_uid, COALESCE(qu.nick, mu.nick) AS to_name, " + + "replies.updated_at, replies.user_uri as uri, " + + "q.user_uri AS to_uri, replies.reply_uri AS reply_uri, replies.html, q.reply_uri " + + "FROM replies LEFT JOIN users ON replies.user_id = users.id " + + "LEFT JOIN replies q ON replies.message_id = q.message_id and replies.replyto = q.reply_id " + + "LEFT JOIN messages_txt t ON replies.message_id = t.message_id " + + "LEFT JOIN messages m ON replies.message_id = m.message_id " + + "LEFT JOIN users qu ON q.user_id=qu.id " + + "LEFT JOIN users mu ON m.user_id=mu.id " + + "WHERE replies.message_id = ? AND replies.reply_id = ?", + (rs, num) -> { + Message msg = new Message(); + + msg.setMid(mid); + msg.setRid(rid); + msg.setUser(new User()); + msg.getUser().setUid(rs.getInt(1)); + msg.getUser().setName(rs.getString(2)); + if (msg.getUser().getUid() == 0) { + msg.getUser().setName(AnonymousUser.INSTANCE.getName()); + msg.getUser().setUri( + URI.create(Optional.ofNullable(rs.getString(11)).orElse(StringUtils.EMPTY))); + } + msg.setReplyto(rs.getInt(3)); + msg.setTimestamp(rs.getTimestamp(4).toInstant()); + msg.setAttachmentType(rs.getString(5)); + msg.setText(rs.getString(6)); + String quote = rs.getString(7); + + if (!StringUtils.isEmpty(quote)) { + msg.setReplyQuote(MessageUtils.formatQuote(quote)); + } + int quoteUid = rs.getInt(8); + User quoteUser = new User(); + quoteUser.setUid(quoteUid); + quoteUser.setName(Optional.ofNullable(rs.getString(9)).orElse(AnonymousUser.INSTANCE.getName())); + quoteUser.setUri(URI.create(Optional.ofNullable(rs.getString(12)).orElse(StringUtils.EMPTY))); + msg.setTo(quoteUser); + msg.setUpdatedAt(rs.getTimestamp(10).toInstant()); + msg.setReplyUri(URI.create(Optional.ofNullable(rs.getString(13)).orElse(StringUtils.EMPTY))); + msg.setHtml(rs.getBoolean(14)); + msg.setReplyToUri(URI.create(Optional.ofNullable(rs.getString(15)).orElse(StringUtils.EMPTY))); + if (StringUtils.isNotEmpty(msg.getAttachmentType())) { + try { + imagesService.setAttachmentMetadata(baseImagesUrl, msg); + } catch (Exception e) { + logger.warn("exception reading images for mid {} rid {}", msg.getMid(), msg.getRid(), e); + } + } + return msg; + }, + mid, rid); + + return list.isEmpty() ? null : list.get(0); + } + + @Override + public Message getReplyByUri(String replyUri) { + List<Message> replies = getJdbcTemplate().query("SELECT message_id, reply_id from replies WHERE reply_uri=?", (rs, rowNum) -> getReply(rs.getInt(1), rs.getInt(2)), replyUri); + return replies.isEmpty() ? null : replies.get(0); + } + + @Transactional(readOnly = true) + @Override + public User getMessageAuthor(final int mid) { + List<User> list = getJdbcTemplate().query( + "SELECT messages.user_id, users.nick " + + "FROM messages INNER JOIN users ON messages.user_id = users.id WHERE messages.message_id = ?", + new Object[]{mid}, + (rs, num) -> { + User res = new com.juick.User(); + res.setUid(rs.getInt(1)); + res.setName(rs.getString(2)); + return res; + }); + + return list.isEmpty() ? + null : list.get(0); + } + + @Transactional(readOnly = true) + @Override + public List<String> getMessageRecommendations(final int mid) { + return getJdbcTemplate().queryForList( + "SELECT DISTINCT users.nick FROM favorites " + + "INNER JOIN users ON (favorites.message_id = ? AND favorites.user_id = users.id) " + + "INNER JOIN messages m ON favorites.message_id=m.message_id WHERE favorites.like_id=1 " + + "AND NOT EXISTS (SELECT 1 FROM bl_users WHERE " + + "(user_id = favorites.user_id AND bl_user_id = m.user_id) " + + "OR (user_id = m.user_id AND bl_user_id = favorites.user_id))", + String.class, mid); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getAll(final int visitorUid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("before", before) + .addValue("visitorUid", visitorUid); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT m.message_id FROM messages m WHERE " + + (before > 0 ? + " m.message_id < :before AND " : StringUtils.EMPTY) + + " m.hidden = 0 AND (m.privacy > 0" + + (visitorUid > 1 ? + " OR m.user_id = :visitorUid) AND NOT EXISTS (" + + " SELECT 1 FROM bl_users b WHERE b.user_id = :visitorUid AND b.bl_user_id = m.user_id)" : + ")") + + " AND NOT EXISTS (SELECT 1 FROM bl_tags bt WHERE bt.tag_id IN " + + "(SELECT tag_id FROM messages_tags WHERE message_id = m.message_id) and :visitorUid = bt.user_id)" + + " AND NOT EXISTS (SELECT 1 from users u WHERE u.banned = 1 and u.id = m.user_id and u.id <> :visitorUid) ORDER BY m.message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getTag(final int tid, final int visitorUid, final int before, final int cnt) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("tid", tid) + .addValue("cnt", cnt) + .addValue("before", before) + .addValue("visitorUid", visitorUid); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT messages.message_id FROM (tags INNER JOIN messages_tags " + + "ON ((tags.synonym_id = :tid OR tags.tag_id = :tid) AND tags.tag_id = messages_tags.tag_id)) " + + "INNER JOIN messages ON messages.message_id = messages_tags.message_id WHERE " + + (before > 0 ? + " messages.message_id < :before AND " : StringUtils.EMPTY) + + "(messages.privacy > 0 OR messages.user_id = :visitorUid) " + + "AND NOT EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :visitorUid and b.bl_user_id = messages.user_id) " + + "ORDER BY messages.message_id DESC LIMIT :cnt", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getTags(final String tids, final int visitorUid, final int before, final int cnt) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("cnt", cnt) + .addValue("before", before) + .addValue("visitorUid", visitorUid); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT messages.message_id FROM messages_tags " + + "INNER JOIN messages USING(message_id) WHERE messages_tags.tag_id IN (" + tids + ") " + + (before > 0 ? + " AND messages.message_id < :before " : StringUtils.EMPTY) + + " AND (messages.privacy > 0 OR messages.user_id = :visitorUid) " + + "ORDER BY messages.message_id DESC LIMIT :cnt", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getPlace(final int placeId, final int visitorUid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("placeId", placeId) + .addValue("before", before) + .addValue("visitorUid", visitorUid); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM messages WHERE place_id = :placeId " + + (before > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + " AND (privacy > 0 OR user_id = :visitorUid) ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getMyFeed(final int uid, final int before, boolean recommended) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("before", before); + + List<Integer> mids = getNamedParameterJdbcTemplate().queryForList( + "(SELECT message_id FROM messages " + + " INNER JOIN subscr_users ON (subscr_users.suser_id = :uid AND subscr_users.user_id = messages.user_id) " + + " WHERE " + + (before > 0 ? + " message_id < :before AND " : StringUtils.EMPTY) + + " (privacy >= 0 OR (privacy >= -2 AND privacy <= -1" + + " AND EXISTS (SELECT 1 FROM wl_users w WHERE w.wl_user_id = :uid and w.user_id = messages.user_id))) " + + " AND NOT EXISTS (SELECT 1 FROM bl_tags bt WHERE bt.tag_id IN " + + "(SELECT tag_id FROM messages_tags WHERE message_id = messages.message_id) and :uid = bt.user_id))" + + " UNION " + + " (SELECT message_id FROM messages WHERE user_id=:uid " + + (before > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + (recommended ? + ") UNION " + + " (SELECT f.message_id as message_id FROM favorites f INNER JOIN messages ON " + + "f.message_id=messages.message_id WHERE " + + "EXISTS (SELECT 1 FROM subscr_users s WHERE s.suser_id = :uid and f.user_id = s.user_id)" + + (before > 0 ? + " AND f.message_id < :before " : StringUtils.EMPTY) : StringUtils.EMPTY) + + " AND NOT EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :uid and b.bl_user_id = messages.user_id)" + + " AND NOT EXISTS (SELECT 1 FROM bl_tags bt WHERE bt.tag_id IN " + + "(SELECT tag_id FROM messages_tags WHERE message_id = messages.message_id) and :uid = bt.user_id)) " + + "ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + + return mids; + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getPrivate(final int uid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("before", before); + + return getNamedParameterJdbcTemplate().queryForList + ("SELECT message_id FROM messages WHERE user_id = :uid AND privacy < 0" + + (before > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + "ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getDiscussions(final int uid, final Long to) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("to", new Timestamp(to)); + + if (uid == 0) { + return getNamedParameterJdbcTemplate().query("SELECT message_id FROM messages WHERE " + + (to != 0 ? + " updated < :to AND" : StringUtils.EMPTY) + + " NOT EXISTS (SELECT 1 from users u WHERE u.banned = 1" + + " AND u.id = messages.user_id and u.id <> :uid) " + + " ORDER BY updated DESC, message_id DESC LIMIT 20", + sqlParameterSource, + (rs, rowNum) -> rs.getInt(1)); + } + return getNamedParameterJdbcTemplate().query( + "SELECT messages.message_id, messages.updated FROM subscr_messages " + + "INNER JOIN messages ON messages.message_id=subscr_messages.message_id " + + "WHERE suser_id = :uid " + + (to != 0 ? + "AND updated < :to " : StringUtils.EMPTY) + + " AND NOT EXISTS (SELECT 1 from users u WHERE u.banned = 1" + + " AND u.id = messages.user_id and u.id <> :uid) " + + "ORDER BY updated DESC, message_id DESC LIMIT 20", + sqlParameterSource, + (rs, rowNum) -> rs.getInt(1)); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getRecommended(final int uid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("before", before); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT f.message_id FROM favorites f WHERE " + + "EXISTS (SELECT 1 FROM subscr_users s WHERE s.suser_id = :uid and f.user_id = s.user_id)" + + (before > 0 ? + " AND f.message_id < :before " : StringUtils.EMPTY) + + "ORDER BY f.message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getPopular(final int visitorUid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("vid", visitorUid) + .addValue("before", before); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT m.message_id FROM messages m WHERE m.privacy > 0 " + + (before > 0 ? + " AND m.message_id < :before " : StringUtils.EMPTY) + + " AND m.popular > 0 AND NOT EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :vid and b.bl_user_id = m.user_id) " + + " AND NOT EXISTS (SELECT 1 FROM bl_tags bt WHERE bt.tag_id IN " + + "(SELECT tag_id FROM messages_tags WHERE message_id = m.message_id) and :vid = bt.user_id)" + + " ORDER BY m.message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getPhotos(final int visitorUid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("vid", visitorUid) + .addValue("before", before); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT m.message_id FROM messages m WHERE (m.privacy > 0 OR m.user_id = :vid) " + + (before > 0 ? + " AND m.message_id < :before " : StringUtils.EMPTY) + + " AND m.attach IS NOT NULL " + + " AND NOT EXISTS (SELECT 1 FROM bl_tags bt WHERE bt.tag_id IN " + + "(SELECT tag_id FROM messages_tags WHERE message_id = m.message_id) and :vid = bt.user_id)" + + " AND NOT EXISTS (SELECT 1 from users u WHERE u.banned = 1 and u.id = m.user_id and u.id <> :vid) " + + " AND NOT EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :vid and b.bl_user_id = m.user_id) " + + " ORDER BY m.message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getSearch(final User visitor, final String search, final int page) { + return searchService.searchInAllMessages(visitor, search, page); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserBlog(final int uid, final int privacy, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("privacy", privacy) + .addValue("before", before); + + ; + if (userService.getUserByUID(uid).orElseThrow(IllegalStateException::new).isBanned()) { + throw new HttpNotFoundException(); + } + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM messages WHERE user_id = :uid" + + (before > 0 ? + " AND message_id < :before" : StringUtils.EMPTY) + + " AND privacy >= :privacy ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserTag(final int uid, final int tid, final int privacy, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("tid", tid) + .addValue("privacy", privacy) + .addValue("before", before); + + if (userService.getUserByUID(uid).orElseThrow(IllegalStateException::new).isBanned()) { + throw new HttpNotFoundException(); + } + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT messages.message_id FROM messages_tags INNER JOIN messages " + + " USING (message_id) WHERE messages.user_id = :uid AND messages_tags.tag_id = :tid " + + (before > 0 ? + " AND messages.message_id < :before " : StringUtils.EMPTY) + + " AND messages.privacy >= :privacy ORDER BY messages.message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserBlogAtDay(final int uid, final int privacy, final int daysback) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("privacy", privacy) + .addValue("daysback", daysback); + + if (userService.getUserByUID(uid).orElseThrow(IllegalStateException::new).isBanned()) { + throw new HttpNotFoundException(); + } + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM messages WHERE user_id = :uid" + + (daysback > 0 ? + " AND ts >= date(NOW() - INTERVAL :daysback day)" + + " AND ts < date(NOW() - INTERVAL :daysback day + INTERVAL 1 day)" : StringUtils.EMPTY) + + " AND privacy >= :privacy ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserBlogWithRecommendations(final int uid, final int privacy, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("privacy", privacy) + .addValue("before", before); + + if (userService.getUserByUID(uid).orElseThrow(IllegalStateException::new).isBanned()) { + throw new HttpNotFoundException(); + } + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM " + + "(SELECT message_id FROM favorites " + + " WHERE user_id = :uid " + + (before > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + " ORDER BY message_id DESC LIMIT 20) as r" + + " UNION ALL " + + "SELECT message_id FROM " + + "(SELECT message_id FROM messages WHERE user_id = :uid" + + (before > 0 ? + " AND message_id < :before" : StringUtils.EMPTY) + + " AND privacy >= :privacy ORDER BY message_id DESC LIMIT 20) as m " + + "ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserRecommendations(final int uid, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("before", before); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM favorites " + + " WHERE user_id = :uid " + + (before > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + " ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserPhotos(final int uid, final int privacy, final int before) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("privacy", privacy) + .addValue("before", before); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM messages WHERE user_id = :uid " + + (before > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + " AND privacy >= :privacy AND attach IS NOT NULL ORDER BY message_id DESC LIMIT 20", + sqlParameterSource, + Integer.class); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUserSearch(final User visitor, final int UID, final String search, final int privacy, final int page) { + return searchService.searchByStringAndUser(visitor, search, UID, page); + } + + @Transactional(readOnly = true) + @Override + public List<com.juick.Message> getMessages(final User visitor, final List<Integer> mids) { + if (CollectionUtils.isNotEmpty(mids)) { + + List<com.juick.Message> msgs = getNamedParameterJdbcTemplate().query( + "WITH RECURSIVE banned(message_id, reply_id) " + + "AS (SELECT message_id, reply_id FROM replies WHERE replies.message_id IN (:ids) " + + "AND (EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :uid AND b.bl_user_id = replies.user_id) " + + "OR EXISTS (SELECT 1 from users u WHERE u.banned = 1 and u.id = replies.user_id and u.id <> :uid)) " + + "UNION ALL SELECT replies.message_id, replies.reply_id FROM replies INNER JOIN banned " + + "ON banned.reply_id = replies.replyto AND banned.message_id=replies.message_id " + + "WHERE replies.message_id IN (:ids)) " + + "SELECT messages.message_id, 0 as rid, 0 as replyto, " + + "messages.user_id,users.nick, 0 as banned, " + + "messages.ts," + + "messages.readonly,messages.privacy, messages.replies-COUNT(DISTINCT banned.reply_id) as replies," + + "messages.attach,COUNT(DISTINCT favorites.user_id) AS likes,messages.hidden," + + "messages_txt.tags,messages_txt.repliesby, messages_txt.txt, '' as q, " + + "messages.updated, 0 as to_uid, NULL as to_name, messages_txt.updated_at, '' as user_uri, " + + "'' as to_uri, '' as reply_uri, 0 as html " + + "FROM (messages INNER JOIN messages_txt " + + "ON messages.message_id=messages_txt.message_id) " + + "INNER JOIN users ON messages.user_id=users.id " + + "LEFT JOIN favorites " + + "ON messages.message_id = favorites.message_id AND favorites.like_id=1 " + + "LEFT JOIN banned " + + "ON messages.message_id = banned.message_id " + + "WHERE messages.message_id IN (:ids) GROUP BY " + + "messages.message_id, rid, replyto, messages.user_id, users.nick, banned, messages.ts, " + + "messages.readonly, messages.privacy, messages.attach, messages.hidden, messages_txt.tags, " + + "messages_txt.repliesby, messages_txt.txt, q, messages.updated, to_uid, to_name, updated_at, " + + "user_uri, reply_uri, html", + new MapSqlParameterSource("ids", mids) + .addValue("uid", visitor.getUid()), + new MessageMapper()); + + + Map<Integer,Set<Reaction>> likes = updateReactionsFor(mids); + + msgs.forEach(i -> i.setReactions(likes.get(i.getMid()))); + + msgs.sort(Comparator.comparing(item -> mids.indexOf(item.getMid()))); + + return msgs; + } + return Collections.emptyList(); + } + + + @Transactional(readOnly = true) + @Override + public Map<Integer,Set<Reaction>> updateReactionsFor(final List<Integer> mids) { + + return getNamedParameterJdbcTemplate().query("select f.message_id as mid, f.like_id as lid," + + " r.description as descr, count(f.like_id) as cnt" + + " from favorites f LEFT JOIN reactions r ON f.like_id = r.like_id " + + " where f.message_id IN (:mids) " + + " group by f.message_id, f.like_id", new MapSqlParameterSource("mids", mids), (ResultSet rs) -> { + Map<Integer,Set<Reaction>> results = new HashMap<>(); + + + while (rs.next()) { + int messageId = rs.getInt("mid"); + int likeId = rs.getInt("lid"); + int count = rs.getInt("cnt"); + String description = rs.getString("descr"); + Reaction reaction = new Reaction(likeId); + reaction.setCount(count); + reaction.setDescription(description); + results.computeIfAbsent(messageId, HashSet::new); + results.get(messageId).add(reaction); + } + + return results; + }); + + } + + + @Transactional + @Override + public List<Message> getReplies(final User user, final int mid) { + List<Message> replies = getNamedParameterJdbcTemplate().query( + "WITH RECURSIVE banned(reply_id, user_id) AS (" + + "SELECT reply_id, user_id FROM replies " + + "WHERE replies.message_id = :mid " + + "AND EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :uid AND b.bl_user_id = replies.user_id) " + + "UNION ALL SELECT replies.reply_id, replies.user_id FROM replies " + + "INNER JOIN banned ON banned.reply_id = replies.replyto " + + "WHERE replies.message_id = :mid) " + + "SELECT replies.message_id as mid, replies.reply_id, replies.replyto, " + + "replies.user_id, users.nick, users.banned, " + + "replies.ts, " + + "0 as readonly, 0 as privacy, 0 as replies, " + + "replies.attach, 0 as likes, 0 as hidden, " + + "NULL as tags, NULL as repliesby, replies.txt, " + + "IFNULL(qw.txt, t.txt) as q, " + + "NOW(), " + + "COALESCE(qw.user_id, m.user_id) as to_uid, COALESCE(qu.nick, mu.nick) as to_name, " + + "replies.updated_at, replies.user_uri as uri, " + + "qw.user_uri as to_uri, replies.reply_uri, replies.html " + + "FROM replies LEFT JOIN users " + + "ON replies.user_id = users.id " + + "LEFT JOIN replies qw ON replies.message_id = qw.message_id and replies.replyto = qw.reply_id " + + "LEFT JOIN messages_txt t on replies.message_id = t.message_id " + + "LEFT JOIN messages m on replies.message_id = m.message_id " + + "LEFT JOIN users qu ON qw.user_id=qu.id " + + "LEFT JOIN users mu ON m.user_id=mu.id " + + "WHERE replies.message_id = :mid " + + "AND NOT EXISTS (SELECT 1 from users u WHERE u.banned = 1 and u.id = replies.user_id and u.id <> :uid)" + + "AND NOT EXISTS (SELECT 1 FROM banned WHERE banned.reply_id = replies.reply_id) " + + "AND NOT EXISTS (SELECT 1 FROM bl_users b WHERE b.user_id = :uid AND b.bl_user_id = m.user_id) " + + "ORDER BY replies.reply_id ASC", + new MapSqlParameterSource("mid", mid).addValue("uid", user.getUid()), + new MessageMapper()); + if (replies.size() > 0) { + setRead(user, mid); + } + return replies; + } + + @Transactional + @Override + public boolean setMessagePopular(final int mid, final int popular) { + int ret; + MapSqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("mid", mid) + .addValue("popular", popular); + + switch (popular) { + case -2: + ret = getNamedParameterJdbcTemplate().update( + "UPDATE messages SET hidden = 1 WHERE message_id = :mid", + sqlParameterSource); + break; + case -1: + sqlParameterSource.addValue("popular", 0); + default: + ret = getNamedParameterJdbcTemplate().update( + "UPDATE messages SET popular = :popular WHERE message_id = :mid", + sqlParameterSource); + break; + } + + if (popular == -1) + ret = getNamedParameterJdbcTemplate().update( + "INSERT INTO top_ignore_messages VALUES (:mid)", + sqlParameterSource); + + return ret > 0; + } + + @Transactional + @Override + public boolean setMessagePrivacy(final int mid) { + return getJdbcTemplate().update("UPDATE messages SET privacy=1 WHERE message_id=?", mid) > 0; + } + + @Transactional + @Override + public boolean deleteMessage(final int uid, final int mid) { + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("mid", mid) + .addValue("uid", uid); + + if (getNamedParameterJdbcTemplate().update( + "DELETE FROM messages WHERE message_id = :mid AND user_id = :uid", sqlParameterSource) > 0) { + + getNamedParameterJdbcTemplate().update("DELETE FROM messages_txt WHERE message_id = :mid", sqlParameterSource); + getNamedParameterJdbcTemplate().update("DELETE FROM replies WHERE message_id = :mid", sqlParameterSource); + getNamedParameterJdbcTemplate().update("DELETE FROM subscr_messages WHERE message_id = :mid", sqlParameterSource); + getNamedParameterJdbcTemplate().update("DELETE FROM messages_tags WHERE message_id = :mid", sqlParameterSource); + + return true; + } + return false; + } + @Transactional + @Override + public boolean deleteReply(final int uid, final int mid, final int rid) { + User author = getMessageAuthor(mid); + SqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("mid", mid) + .addValue("uid", uid) + .addValue("rid", rid); + boolean result; + if (author.getUid() == uid) { + result = getNamedParameterJdbcTemplate() + .update("DELETE FROM replies WHERE message_id=:mid AND reply_id=:rid", sqlParameterSource) > 0; + } else { + result = getNamedParameterJdbcTemplate() + .update("DELETE FROM replies WHERE message_id=:mid AND reply_id=:rid AND user_id=:uid" + , sqlParameterSource) > 0; + } + if (result) { + getNamedParameterJdbcTemplate().update("UPDATE messages SET replies=replies-1 WHERE message_id=:mid", sqlParameterSource); + updateRepliesBy(mid); + return true; + } + return false; + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getLastMessages(int hours) { + return getJdbcTemplate().queryForList("SELECT message_id FROM messages WHERE messages.ts>TIMESTAMPADD(HOUR,?,NOW())", + Integer.class, -hours); + + } + + @Transactional(readOnly = true) + @Override + public List<ResponseReply> getLastReplies(int hours) { + return getJdbcTemplate().query("SELECT users2.nick,replies.message_id,replies.reply_id," + + "users.nick,replies.txt," + + "replies.ts,replies.attach,replies.ts+0, replies.html " + + "FROM ((replies INNER JOIN users ON replies.user_id=users.id) " + + "INNER JOIN messages ON replies.message_id=messages.message_id) " + + "INNER JOIN users AS users2 ON messages.user_id=users2.id " + + "WHERE replies.ts>TIMESTAMPADD(HOUR,?,NOW()) AND messages.privacy>0", (rs, rowNum) -> { + ResponseReply reply = new ResponseReply(); + reply.setMuname(rs.getString(1)); + reply.setMid(rs.getInt(2)); + reply.setRid(rs.getInt(3)); + reply.setUname(rs.getString(4)); + reply.setDescription(rs.getString(5)); + reply.setPubDate(rs.getTimestamp(6)); + reply.setAttachmentType(rs.getString(7)); + reply.setHtml(rs.getBoolean(8)); + return reply; + }, -hours); + } + @Transactional(readOnly = true) + @Override + public List<Integer> getPopularCandidates() { + return getJdbcTemplate().queryForList("SELECT replies.message_id FROM replies " + + "INNER JOIN messages ON replies.message_id = messages.message_id " + + "LEFT JOIN messages_tags ON messages_tags.message_id = messages.message_id " + + "WHERE COALESCE(messages_tags.tag_id, 0) != 2 " + + "AND COALESCE(messages_tags.tag_id, 0) != 805 AND replies.ts > TIMESTAMPADD(HOUR, -2, CURRENT_TIMESTAMP) " + + "AND messages.popular=0 GROUP BY messages.message_id having COUNT(DISTINCT(replies.user_id)) > 5 " + + "UNION ALL SELECT favorites.message_id FROM favorites " + + "INNER JOIN messages ON messages.message_id = favorites.message_id " + + "LEFT JOIN messages_tags ON messages_tags.message_id = messages.message_id " + + "WHERE COALESCE(messages_tags.tag_id, 0) != 2 AND favorites.ts > TIMESTAMPADD(HOUR, -2, CURRENT_TIMESTAMP) " + + "AND messages.popular=0 GROUP BY messages.message_id HAVING COUNT(DISTINCT favorites.user_id) > 1;", Integer.class); + } + @Transactional + @Override + public void setLastReadComment(User user, Integer mid, Integer rid) { + jdbcTemplate.update("UPDATE subscr_messages SET last_read_rid=GREATEST(?, last_read_rid) WHERE message_id=? AND suser_id=?", + rid, mid, user.getUid()); + } + @Transactional + @Override + public void setRead(User user, Integer mid) { + jdbcTemplate.update("UPDATE subscr_messages SET last_read_rid=(select replies from messages " + + "where messages.message_id=subscr_messages.message_id) WHERE message_id=? AND suser_id=?", + mid, user.getUid()); + } + + @Transactional(readOnly = true) + @Override + public List<Integer> getUnread(User user) { + return jdbcTemplate.queryForList( + "select subscr_messages.message_id " + + "from subscr_messages inner join messages on subscr_messages.message_id=messages.message_id " + + "where subscr_messages.suser_id=? and " + + "messages.replies>subscr_messages.last_read_rid", + Integer.class, user.getUid()); + } + + @Transactional + @Override + public boolean updateMessage(Integer mid, Integer rid, String body) { + Instant now = Instant.now(); + if (rid == 0) { + return jdbcTemplate.update("UPDATE messages_txt SET txt=?, updated_at=? WHERE message_id=?", body, Timestamp.from(now), mid) > 0; + } else { + return jdbcTemplate.update("UPDATE replies SET txt=?, updated_at=? WHERE message_id=? and reply_id=?", + body, Timestamp.from(now), mid, rid) > 0; + } + } + + @Override + public boolean updateReplyUri(Message reply, URI replyUri) { + return jdbcTemplate.update("UPDATE replies SET reply_uri=?, html=1 WHERE message_id=? AND reply_id=?", + replyUri.toASCIIString(), reply.getMid(), reply.getRid()) > 0; + } + + @Override + public boolean replyExists(URI replyUri) { + return jdbcTemplate.queryForList("SELECT reply_id FROM replies WHERE reply_uri=?", + Integer.class, replyUri.toASCIIString()).size() > 0; + } + + @Override + public boolean deleteReply(URI userUri, URI replyUri) { + return jdbcTemplate.update("DELETE FROM replies WHERE user_uri=? AND reply_uri=?", + userUri.toASCIIString(), replyUri.toASCIIString()) > 0; + } +} |