285 lines
7.2 KiB
Java
285 lines
7.2 KiB
Java
package eu.siacs.conversations.entities;
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import java.security.interfaces.DSAPublicKey;
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import java.util.ArrayList;
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import java.util.List;
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import eu.siacs.conversations.crypto.OtrEngine;
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import eu.siacs.conversations.xmpp.XmppConnection;
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import net.java.otr4j.OtrException;
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import net.java.otr4j.crypto.OtrCryptoEngineImpl;
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import net.java.otr4j.crypto.OtrCryptoException;
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import net.java.otr4j.session.SessionID;
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import net.java.otr4j.session.SessionImpl;
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import net.java.otr4j.session.SessionStatus;
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import android.content.ContentValues;
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import android.content.Context;
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import android.database.Cursor;
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import android.net.Uri;
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import android.util.Log;
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public class Conversation extends AbstractEntity {
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private static final long serialVersionUID = -6727528868973996739L;
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public static final String TABLENAME = "conversations";
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public static final int STATUS_AVAILABLE = 0;
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public static final int STATUS_ARCHIVED = 1;
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public static final int STATUS_DELETED = 2;
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public static final int MODE_MULTI = 1;
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public static final int MODE_SINGLE = 0;
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public static final String NAME = "name";
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public static final String ACCOUNT = "accountUuid";
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public static final String CONTACT = "contactUuid";
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public static final String CONTACTJID = "contactJid";
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public static final String STATUS = "status";
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public static final String CREATED = "created";
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public static final String MODE = "mode";
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private String name;
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private String contactUuid;
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private String accountUuid;
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private String contactJid;
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private int status;
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private long created;
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private int mode;
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private transient List<Message> messages = null;
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private transient Account account = null;
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private transient Contact contact;
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private transient SessionImpl otrSession;
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private transient String otrFingerprint = null;
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public int nextMessageEncryption = Message.ENCRYPTION_NONE;
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private transient MucOptions mucOptions = null;
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public Conversation(String name, Account account,
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String contactJid, int mode) {
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this(java.util.UUID.randomUUID().toString(), name, null, account.getUuid(), contactJid, System
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.currentTimeMillis(), STATUS_AVAILABLE,mode);
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this.account = account;
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}
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public Conversation(String uuid, String name, String contactUuid,
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String accountUuid, String contactJid, long created, int status, int mode) {
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this.uuid = uuid;
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this.name = name;
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this.contactUuid = contactUuid;
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this.accountUuid = accountUuid;
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this.contactJid = contactJid;
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this.created = created;
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this.status = status;
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this.mode = mode;
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}
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public List<Message> getMessages() {
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if (messages == null) this.messages = new ArrayList<Message>(); //prevent null pointer
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//populate with Conversation (this)
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for(Message msg : messages) {
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msg.setConversation(this);
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}
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return messages;
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}
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public boolean isRead() {
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if ((this.messages == null)||(this.messages.size() == 0)) return true;
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return this.messages.get(this.messages.size() - 1).isRead();
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}
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public void markRead() {
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if (this.messages == null) return;
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for(int i = this.messages.size() -1; i >= 0; --i) {
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if (messages.get(i).isRead()) return;
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this.messages.get(i).markRead();
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}
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}
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public Message getLatestMessage() {
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if ((this.messages == null)||(this.messages.size()==0)) {
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Message message = new Message(this,"",Message.ENCRYPTION_NONE);
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message.setTime(getCreated());
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return message;
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} else {
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return this.messages.get(this.messages.size() - 1);
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}
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}
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public void setMessages(List<Message> msgs) {
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this.messages = msgs;
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}
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public String getName() {
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if (this.contact!=null) {
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return this.contact.getDisplayName();
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} else {
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return this.name;
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}
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}
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public String getProfilePhotoString() {
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if (this.contact==null) {
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return null;
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} else {
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return this.contact.getProfilePhoto();
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}
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}
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public String getAccountUuid() {
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return this.accountUuid;
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}
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public Account getAccount() {
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return this.account;
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}
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public Contact getContact() {
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return this.contact;
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}
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public void setContact(Contact contact) {
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this.contact = contact;
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if (contact!=null) {
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this.contactUuid = contact.getUuid();
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}
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}
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public void setAccount(Account account) {
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this.account = account;
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}
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public String getContactJid() {
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return this.contactJid;
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}
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public Uri getProfilePhotoUri() {
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if (this.getProfilePhotoString() != null) {
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return Uri.parse(this.getProfilePhotoString());
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}
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return null;
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}
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public int getStatus() {
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return this.status;
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}
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public long getCreated() {
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return this.created;
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}
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public ContentValues getContentValues() {
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ContentValues values = new ContentValues();
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values.put(UUID, uuid);
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values.put(NAME, name);
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values.put(CONTACT, contactUuid);
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values.put(ACCOUNT, accountUuid);
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values.put(CONTACTJID, contactJid);
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values.put(CREATED, created);
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values.put(STATUS, status);
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values.put(MODE,mode);
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return values;
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}
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public static Conversation fromCursor(Cursor cursor) {
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return new Conversation(cursor.getString(cursor.getColumnIndex(UUID)),
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cursor.getString(cursor.getColumnIndex(NAME)),
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cursor.getString(cursor.getColumnIndex(CONTACT)),
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cursor.getString(cursor.getColumnIndex(ACCOUNT)),
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cursor.getString(cursor.getColumnIndex(CONTACTJID)),
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cursor.getLong(cursor.getColumnIndex(CREATED)),
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cursor.getInt(cursor.getColumnIndex(STATUS)),
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cursor.getInt(cursor.getColumnIndex(MODE)));
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}
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public void setStatus(int status) {
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this.status = status;
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}
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public int getMode() {
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return this.mode;
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}
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public void setMode(int mode) {
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this.mode = mode;
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}
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public void startOtrSession(Context context, String presence) {
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Log.d("xmppService","starting otr session with "+presence);
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SessionID sessionId = new SessionID(this.getContactJid(),presence,"xmpp");
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this.otrSession = new SessionImpl(sessionId, getAccount().getOtrEngine(context));
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try {
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this.otrSession.startSession();
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} catch (OtrException e) {
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Log.d("xmppServic","couldnt start otr");
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}
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}
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public SessionImpl getOtrSession() {
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return this.otrSession;
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}
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public void resetOtrSession() {
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this.otrSession = null;
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}
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public void endOtrIfNeeded() throws OtrException {
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if (this.otrSession!=null) {
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if (this.otrSession.getSessionStatus() == SessionStatus.ENCRYPTED) {
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this.otrSession.endSession();
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}
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}
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this.resetOtrSession();
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}
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public boolean hasValidOtrSession() {
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if (this.otrSession == null) {
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return false;
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} else {
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String foreignPresence = this.otrSession.getSessionID().getUserID();
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if (!getContact().getPresences().containsKey(foreignPresence)) {
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this.resetOtrSession();
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return false;
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}
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return true;
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}
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}
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public String getOtrFingerprint() {
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if (this.otrFingerprint == null) {
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try {
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DSAPublicKey remotePubKey = (DSAPublicKey) getOtrSession().getRemotePublicKey();
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StringBuilder builder = new StringBuilder(new OtrCryptoEngineImpl().getFingerprint(remotePubKey));
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builder.insert(8, " ");
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builder.insert(17, " ");
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builder.insert(26, " ");
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builder.insert(35, " ");
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this.otrFingerprint = builder.toString();
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} catch (OtrCryptoException e) {
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}
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}
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return this.otrFingerprint;
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}
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public MucOptions getMucOptions() {
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if (this.mucOptions == null) {
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this.mucOptions = new MucOptions();
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}
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return this.mucOptions ;
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}
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public void resetMucOptions() {
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this.mucOptions = null;
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}
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}
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