2019-08-03 19:05:50 +02:00
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package org.mercury_im.messenger.core;
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2019-07-31 22:59:46 +02:00
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2019-08-04 04:22:08 +02:00
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import org.jivesoftware.smack.AbstractXMPPConnection;
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2019-08-20 01:15:30 +02:00
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import org.jivesoftware.smack.SmackConfiguration;
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2019-08-04 04:22:08 +02:00
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import org.jivesoftware.smack.tcp.XMPPTCPConnection;
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import org.jivesoftware.smack.tcp.XMPPTCPConnectionConfiguration;
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2019-08-12 00:34:19 +02:00
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import org.jivesoftware.smackx.caps.EntityCapsManager;
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2019-08-04 04:22:08 +02:00
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import org.mercury_im.messenger.persistence.model.AccountModel;
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2019-08-12 00:34:19 +02:00
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import org.mercury_im.messenger.persistence.repository.AccountRepository;
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2019-08-19 02:36:31 +02:00
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import org.mercury_im.messenger.persistence.repository.RosterRepository;
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2019-08-04 04:22:08 +02:00
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2019-08-12 00:34:19 +02:00
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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2019-07-31 22:59:46 +02:00
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2019-08-10 21:50:03 +02:00
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import javax.inject.Inject;
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2019-08-03 19:05:50 +02:00
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import javax.inject.Singleton;
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2019-08-12 00:34:19 +02:00
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import io.reactivex.disposables.CompositeDisposable;
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import io.reactivex.functions.Consumer;
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import io.reactivex.schedulers.Schedulers;
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2019-08-03 19:05:50 +02:00
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@Singleton
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public class ConnectionCenter {
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private static final Logger LOGGER = Logger.getLogger(ConnectionCenter.class.getName());
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2019-08-12 00:34:19 +02:00
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// Injected
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private final AccountRepository accountRepository;
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private final EntityCapsStore entityCapsStore;
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private final RosterRepository rosterRepository;
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// Connections
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private final Map<Long, MercuryConnection> connectionMap =
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Collections.synchronizedMap(new HashMap<>());
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// Disposable for rx
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private final CompositeDisposable disposable = new CompositeDisposable();
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private final AtomicBoolean started = new AtomicBoolean(false);
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@Inject
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public ConnectionCenter(EntityCapsStore capsStore, AccountRepository accountRepository, RosterRepository rosterRepository) {
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LOGGER.log(Level.INFO, "ConnectionCenter initialized");
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this.accountRepository = accountRepository;
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this.entityCapsStore = capsStore;
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this.rosterRepository = rosterRepository;
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EntityCapsManager.setPersistentCache(capsStore);
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startUp();
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}
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/**
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* Start up the center by subscribing to changes of the {@link AccountModel accounts} in the
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* database. For each new {@link AccountModel} it creates a {@link MercuryConnection} and
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* stores it in the {@link #connectionMap}.
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*/
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@SuppressWarnings("unchecked")
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public synchronized void startUp() {
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if (started.getAndSet(true)) {
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// already started.
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return;
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}
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// otherwise subscribe to accounts and create connections.
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disposable.add(
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accountRepository.getAllAccounts()
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.observeOn(Schedulers.io())
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.subscribeOn(Schedulers.computation())
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.subscribe((Consumer<List<? extends AccountModel>>) accounts -> {
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LOGGER.log(Level.INFO, "Accounts changed.");
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Set<Long> accountIds = new HashSet<>();
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// Add missing connections to the map
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for (AccountModel account : accounts) {
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accountIds.add(account.getId());
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if (connectionMap.get(account.getId()) != null) {
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continue;
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}
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LOGGER.log(Level.INFO, "Add new connection " + account.getJid().toString() + " to ConnectionCenter list.");
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MercuryConnection connection = createConnection(account);
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connectionMap.put(account.getId(), connection);
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RosterStore rosterStore = new RosterStore(rosterRepository);
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rosterStore.setAccountId(account.getId());
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rosterStore.subscribe();
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connection.getRoster().setRosterStore(rosterStore);
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if (account.getEnabled()) {
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LOGGER.log(Level.INFO, "Connecting...");
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connection.connect();
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LOGGER.log(Level.INFO, "Connected!");
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} else {
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LOGGER.log(Level.INFO, "Account not enabled. Skip.");
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}
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}
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// Remove unwanted connections from the map
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for (long connectionId : connectionMap.keySet()) {
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if (!accountIds.contains(connectionId)) {
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AbstractXMPPConnection con =
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(AbstractXMPPConnection) connectionMap.get(connectionId).getConnection();
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con.disconnect();
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connectionMap.remove(connectionId);
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}
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}
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}));
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}
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public MercuryConnection getConnection(AccountModel account) {
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return getConnection(account.getId());
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}
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public MercuryConnection getConnection(long accountId) {
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return connectionMap.get(accountId);
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}
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public void putConnection(MercuryConnection connection) {
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connectionMap.put(connection.getAccountId(), connection);
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}
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public MercuryConnection createConnection(AccountModel accountModel) {
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LOGGER.log(Level.INFO, "Create Connection for " + accountModel.getJid().toString());
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XMPPTCPConnectionConfiguration configuration = XMPPTCPConnectionConfiguration.builder()
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.setHost(accountModel.getJid().getDomain().toString())
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.setXmppAddressAndPassword(accountModel.getJid(), accountModel.getPassword())
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.setConnectTimeout(2 * 60 * 1000)
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.setEnabledSSLCiphers(MercuryConfiguration.enabledCiphers)
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.setEnabledSSLProtocols(MercuryConfiguration.enabledProtocols)
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.build();
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AbstractXMPPConnection tcpConnection = new XMPPTCPConnection(configuration);
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return new MercuryConnection(tcpConnection, accountModel.getId());
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}
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}
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