conversations-classic/src/eu/siacs/conversations/entities/Conversation.java
2014-08-05 22:58:46 +02:00

403 lines
9.7 KiB
Java

package eu.siacs.conversations.entities;
import java.security.interfaces.DSAPublicKey;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import eu.siacs.conversations.utils.UIHelper;
import net.java.otr4j.OtrException;
import net.java.otr4j.crypto.OtrCryptoEngineImpl;
import net.java.otr4j.crypto.OtrCryptoException;
import net.java.otr4j.session.SessionID;
import net.java.otr4j.session.SessionImpl;
import net.java.otr4j.session.SessionStatus;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;
public class Conversation extends AbstractEntity {
public static final String TABLENAME = "conversations";
public static final int STATUS_AVAILABLE = 0;
public static final int STATUS_ARCHIVED = 1;
public static final int STATUS_DELETED = 2;
public static final int MODE_MULTI = 1;
public static final int MODE_SINGLE = 0;
public static final String NAME = "name";
public static final String ACCOUNT = "accountUuid";
public static final String CONTACT = "contactUuid";
public static final String CONTACTJID = "contactJid";
public static final String STATUS = "status";
public static final String CREATED = "created";
public static final String MODE = "mode";
private String name;
private String contactUuid;
private String accountUuid;
private String contactJid;
private int status;
private long created;
private int mode;
private String nextPresence;
private transient CopyOnWriteArrayList<Message> messages = null;
private transient Account account = null;
private transient SessionImpl otrSession;
private transient String otrFingerprint = null;
private int nextMessageEncryption = -1;
private String nextMessage;
private transient MucOptions mucOptions = null;
private transient String latestMarkableMessageId;
private byte[] symmetricKey;
private boolean otrSessionNeedsStarting = false;
private Bookmark bookmark;
public Conversation(String name, Account account, String contactJid,
int mode) {
this(java.util.UUID.randomUUID().toString(), name, null, account
.getUuid(), contactJid, System.currentTimeMillis(),
STATUS_AVAILABLE, mode);
this.account = account;
}
public Conversation(String uuid, String name, String contactUuid,
String accountUuid, String contactJid, long created, int status,
int mode) {
this.uuid = uuid;
this.name = name;
this.contactUuid = contactUuid;
this.accountUuid = accountUuid;
this.contactJid = contactJid;
this.created = created;
this.status = status;
this.mode = mode;
}
public List<Message> getMessages() {
if (messages == null) {
this.messages = new CopyOnWriteArrayList<Message>(); // prevent null pointer
}
// populate with Conversation (this)
for (Message msg : messages) {
msg.setConversation(this);
}
return messages;
}
public boolean isRead() {
if ((this.messages == null) || (this.messages.size() == 0))
return true;
return this.messages.get(this.messages.size() - 1).isRead();
}
public void markRead() {
if (this.messages == null) {
return;
}
for (int i = this.messages.size() - 1; i >= 0; --i) {
if (messages.get(i).isRead()) {
break;
}
this.messages.get(i).markRead();
}
}
public String popLatestMarkableMessageId() {
String id = this.latestMarkableMessageId;
this.latestMarkableMessageId = null;
return id;
}
public Message getLatestMessage() {
if ((this.messages == null) || (this.messages.size() == 0)) {
Message message = new Message(this, "", Message.ENCRYPTION_NONE);
message.setTime(getCreated());
return message;
} else {
Message message = this.messages.get(this.messages.size() - 1);
message.setConversation(this);
return message;
}
}
public void setMessages(CopyOnWriteArrayList<Message> msgs) {
this.messages = msgs;
}
public String getName(boolean useSubject) {
if ((getMode() == MODE_MULTI) && (getMucOptions().getSubject() != null)
&& useSubject) {
return getMucOptions().getSubject();
} else if (getMode() == MODE_MULTI && bookmark != null
&& bookmark.getName() != null) {
return bookmark.getName();
} else {
return this.getContact().getDisplayName();
}
}
public String getProfilePhotoString() {
return this.getContact().getProfilePhoto();
}
public String getAccountUuid() {
return this.accountUuid;
}
public Account getAccount() {
return this.account;
}
public Contact getContact() {
return this.account.getRoster().getContact(this.contactJid);
}
public void setAccount(Account account) {
this.account = account;
}
public String getContactJid() {
return this.contactJid;
}
public int getStatus() {
return this.status;
}
public long getCreated() {
return this.created;
}
public ContentValues getContentValues() {
ContentValues values = new ContentValues();
values.put(UUID, uuid);
values.put(NAME, name);
values.put(CONTACT, contactUuid);
values.put(ACCOUNT, accountUuid);
values.put(CONTACTJID, contactJid);
values.put(CREATED, created);
values.put(STATUS, status);
values.put(MODE, mode);
return values;
}
public static Conversation fromCursor(Cursor cursor) {
return new Conversation(cursor.getString(cursor.getColumnIndex(UUID)),
cursor.getString(cursor.getColumnIndex(NAME)),
cursor.getString(cursor.getColumnIndex(CONTACT)),
cursor.getString(cursor.getColumnIndex(ACCOUNT)),
cursor.getString(cursor.getColumnIndex(CONTACTJID)),
cursor.getLong(cursor.getColumnIndex(CREATED)),
cursor.getInt(cursor.getColumnIndex(STATUS)),
cursor.getInt(cursor.getColumnIndex(MODE)));
}
public void setStatus(int status) {
this.status = status;
}
public int getMode() {
return this.mode;
}
public void setMode(int mode) {
this.mode = mode;
}
public SessionImpl startOtrSession(Context context, String presence,
boolean sendStart) {
if (this.otrSession != null) {
return this.otrSession;
} else {
SessionID sessionId = new SessionID(this.getContactJid(), presence,
"xmpp");
this.otrSession = new SessionImpl(sessionId, getAccount()
.getOtrEngine(context));
try {
if (sendStart) {
this.otrSession.startSession();
this.otrSessionNeedsStarting = false;
return this.otrSession;
} else {
this.otrSessionNeedsStarting = true;
}
return this.otrSession;
} catch (OtrException e) {
return null;
}
}
}
public SessionImpl getOtrSession() {
return this.otrSession;
}
public void resetOtrSession() {
this.otrFingerprint = null;
this.otrSessionNeedsStarting = false;
this.otrSession = null;
}
public void startOtrIfNeeded() {
if (this.otrSession != null && this.otrSessionNeedsStarting) {
try {
this.otrSession.startSession();
} catch (OtrException e) {
this.resetOtrSession();
}
}
}
public void endOtrIfNeeded() {
if (this.otrSession != null) {
if (this.otrSession.getSessionStatus() == SessionStatus.ENCRYPTED) {
try {
this.otrSession.endSession();
this.resetOtrSession();
} catch (OtrException e) {
this.resetOtrSession();
}
} else {
this.resetOtrSession();
}
}
}
public boolean hasValidOtrSession() {
return this.otrSession != null;
}
public String getOtrFingerprint() {
if (this.otrFingerprint == null) {
try {
if (getOtrSession()== null) {
return "";
}
DSAPublicKey remotePubKey = (DSAPublicKey) getOtrSession()
.getRemotePublicKey();
StringBuilder builder = new StringBuilder(
new OtrCryptoEngineImpl().getFingerprint(remotePubKey));
builder.insert(8, " ");
builder.insert(17, " ");
builder.insert(26, " ");
builder.insert(35, " ");
this.otrFingerprint = builder.toString();
} catch (OtrCryptoException e) {
}
}
return this.otrFingerprint;
}
public synchronized MucOptions getMucOptions() {
if (this.mucOptions == null) {
this.mucOptions = new MucOptions(this.getAccount());
}
this.mucOptions.setConversation(this);
return this.mucOptions;
}
public void resetMucOptions() {
this.mucOptions = null;
}
public void setContactJid(String jid) {
this.contactJid = jid;
}
public void setNextPresence(String presence) {
this.nextPresence = presence;
}
public String getNextPresence() {
return this.nextPresence;
}
public int getLatestEncryption() {
int latestEncryption = this.getLatestMessage().getEncryption();
if ((latestEncryption == Message.ENCRYPTION_DECRYPTED)
|| (latestEncryption == Message.ENCRYPTION_DECRYPTION_FAILED)) {
return Message.ENCRYPTION_PGP;
} else {
return latestEncryption;
}
}
public int getNextEncryption() {
if (this.nextMessageEncryption == -1) {
return this.getLatestEncryption();
}
return this.nextMessageEncryption;
}
public void setNextEncryption(int encryption) {
this.nextMessageEncryption = encryption;
}
public String getNextMessage() {
if (this.nextMessage == null) {
return "";
} else {
return this.nextMessage;
}
}
public void setNextMessage(String message) {
this.nextMessage = message;
}
public void setLatestMarkableMessageId(String id) {
if (id != null) {
this.latestMarkableMessageId = id;
}
}
public void setSymmetricKey(byte[] key) {
this.symmetricKey = key;
}
public byte[] getSymmetricKey() {
return this.symmetricKey;
}
public void setBookmark(Bookmark bookmark) {
this.bookmark = bookmark;
this.bookmark.setConversation(this);
}
public void deregisterWithBookmark() {
if (this.bookmark != null) {
this.bookmark.setConversation(null);
}
}
public Bookmark getBookmark() {
return this.bookmark;
}
public Bitmap getImage(Context context, int size) {
if (mode==MODE_SINGLE) {
return getContact().getImage(size, context);
} else {
return UIHelper.getContactPicture(this, size, context, false);
}
}
}