550 lines
14 KiB
Java
550 lines
14 KiB
Java
package eu.siacs.conversations.entities;
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import android.content.ContentValues;
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import android.database.Cursor;
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import android.os.SystemClock;
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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 org.json.JSONException;
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import org.json.JSONObject;
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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.xmpp.jid.InvalidJidException;
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import eu.siacs.conversations.xmpp.jid.Jid;
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public class Conversation extends AbstractEntity {
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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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public static final String ATTRIBUTES = "attributes";
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public static final String ATTRIBUTE_NEXT_ENCRYPTION = "next_encryption";
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public static final String ATTRIBUTE_MUC_PASSWORD = "muc_password";
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public static final String ATTRIBUTE_MUTED_TILL = "muted_till";
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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 Jid 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 JSONObject attributes = new JSONObject();
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private Jid nextCounterpart;
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protected final ArrayList<Message> messages = new ArrayList<>();
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protected Account account = null;
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private transient SessionImpl otrSession;
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private transient String otrFingerprint = null;
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private Smp mSmp = new Smp();
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private String nextMessage;
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private transient MucOptions mucOptions = null;
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private byte[] symmetricKey;
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private Bookmark bookmark;
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public Conversation(final String name, final Account account, final Jid contactJid,
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final int mode) {
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this(java.util.UUID.randomUUID().toString(), name, null, account
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.getUuid(), contactJid, System.currentTimeMillis(),
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STATUS_AVAILABLE, mode, "");
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this.account = account;
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}
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public Conversation(final String uuid, final String name, final String contactUuid,
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final String accountUuid, final Jid contactJid, final long created, final int status,
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final int mode, final String attributes) {
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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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try {
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this.attributes = new JSONObject(attributes == null ? "" : attributes);
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} catch (JSONException e) {
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this.attributes = new JSONObject();
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}
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}
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public List<Message> getMessages() {
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return messages;
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}
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public boolean isRead() {
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return (this.messages == null) || (this.messages.size() == 0) || 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) {
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return;
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}
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for (int i = this.messages.size() - 1; i >= 0; --i) {
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if (messages.get(i).isRead()) {
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break;
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}
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this.messages.get(i).markRead();
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}
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}
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public Message getLatestMarkableMessage() {
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if (this.messages == null) {
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return null;
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}
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for (int i = this.messages.size() - 1; i >= 0; --i) {
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if (this.messages.get(i).getStatus() <= Message.STATUS_RECEIVED
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&& this.messages.get(i).markable) {
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if (this.messages.get(i).isRead()) {
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return null;
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} else {
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return this.messages.get(i);
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}
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}
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}
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return null;
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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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Message message = this.messages.get(this.messages.size() - 1);
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message.setConversation(this);
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return message;
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}
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}
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public String getName() {
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if (getMode() == MODE_MULTI) {
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if (getMucOptions().getSubject() != null) {
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return getMucOptions().getSubject();
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} else if (bookmark != null && bookmark.getName() != null) {
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return bookmark.getName();
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} else {
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String generatedName = getMucOptions().createNameFromParticipants();
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if (generatedName != null) {
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return generatedName;
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} else {
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return getContactJid().getLocalpart();
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}
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}
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} else {
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return this.getContact().getDisplayName();
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}
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}
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public String getProfilePhotoString() {
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return this.getContact().getProfilePhoto();
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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.account.getRoster().getContact(this.contactJid);
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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 Jid getContactJid() {
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return this.contactJid;
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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.toString());
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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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values.put(ATTRIBUTES, attributes.toString());
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return values;
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}
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public static Conversation fromCursor(Cursor cursor) {
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Jid jid;
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try {
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jid = Jid.fromString(cursor.getString(cursor.getColumnIndex(CONTACTJID)));
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} catch (final InvalidJidException e) {
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// Borked DB..
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jid = null;
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}
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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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jid,
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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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cursor.getString(cursor.getColumnIndex(ATTRIBUTES)));
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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 SessionImpl startOtrSession(String presence, boolean sendStart) {
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if (this.otrSession != null) {
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return this.otrSession;
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} else {
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final SessionID sessionId = new SessionID(this.getContactJid().toBareJid().toString(),
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presence,
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"xmpp");
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this.otrSession = new SessionImpl(sessionId, getAccount().getOtrEngine());
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try {
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if (sendStart) {
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this.otrSession.startSession();
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return this.otrSession;
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}
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return this.otrSession;
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} catch (OtrException e) {
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return null;
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}
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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.otrFingerprint = null;
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this.otrSession = null;
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this.mSmp.hint = null;
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this.mSmp.secret = null;
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this.mSmp.status = Smp.STATUS_NONE;
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}
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public Smp smp() {
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return mSmp;
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}
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public void startOtrIfNeeded() {
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if (this.otrSession != null
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&& this.otrSession.getSessionStatus() != SessionStatus.ENCRYPTED) {
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try {
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this.otrSession.startSession();
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} catch (OtrException e) {
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this.resetOtrSession();
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}
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}
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}
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public boolean endOtrIfNeeded() {
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if (this.otrSession != null) {
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if (this.otrSession.getSessionStatus() == SessionStatus.ENCRYPTED) {
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try {
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this.otrSession.endSession();
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this.resetOtrSession();
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return true;
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} catch (OtrException e) {
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this.resetOtrSession();
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return false;
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}
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} else {
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this.resetOtrSession();
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return false;
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}
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} else {
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return false;
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}
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}
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public boolean hasValidOtrSession() {
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return this.otrSession != null;
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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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if (getOtrSession() == null) {
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return "";
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}
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DSAPublicKey remotePubKey = (DSAPublicKey) getOtrSession()
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.getRemotePublicKey();
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StringBuilder builder = new StringBuilder(
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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 (final OtrCryptoException ignored) {
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}
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}
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return this.otrFingerprint;
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}
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public void verifyOtrFingerprint() {
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getContact().addOtrFingerprint(getOtrFingerprint());
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}
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public boolean isOtrFingerprintVerified() {
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return getContact().getOtrFingerprints().contains(getOtrFingerprint());
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}
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public synchronized MucOptions getMucOptions() {
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if (this.mucOptions == null) {
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this.mucOptions = new MucOptions(this);
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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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public void setContactJid(final Jid jid) {
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this.contactJid = jid;
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}
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public void setNextCounterpart(Jid jid) {
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this.nextCounterpart = jid;
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}
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public Jid getNextCounterpart() {
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return this.nextCounterpart;
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}
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public int getLatestEncryption() {
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int latestEncryption = this.getLatestMessage().getEncryption();
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if ((latestEncryption == Message.ENCRYPTION_DECRYPTED)
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|| (latestEncryption == Message.ENCRYPTION_DECRYPTION_FAILED)) {
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return Message.ENCRYPTION_PGP;
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} else {
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return latestEncryption;
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}
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}
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public int getNextEncryption(boolean force) {
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int next = this.getIntAttribute(ATTRIBUTE_NEXT_ENCRYPTION, -1);
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if (next == -1) {
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int latest = this.getLatestEncryption();
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if (latest == Message.ENCRYPTION_NONE) {
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if (force && getMode() == MODE_SINGLE) {
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return Message.ENCRYPTION_OTR;
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} else if (getContact().getPresences().size() == 1) {
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if (getContact().getOtrFingerprints().size() >= 1) {
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return Message.ENCRYPTION_OTR;
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} else {
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return latest;
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}
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} else {
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return latest;
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}
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} else {
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return latest;
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}
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}
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if (next == Message.ENCRYPTION_NONE && force
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&& getMode() == MODE_SINGLE) {
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return Message.ENCRYPTION_OTR;
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} else {
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return next;
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}
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}
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public void setNextEncryption(int encryption) {
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this.setAttribute(ATTRIBUTE_NEXT_ENCRYPTION, String.valueOf(encryption));
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}
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public String getNextMessage() {
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if (this.nextMessage == null) {
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return "";
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} else {
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return this.nextMessage;
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}
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}
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public boolean smpRequested() {
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return smp().status == Smp.STATUS_CONTACT_REQUESTED;
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}
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public void setNextMessage(String message) {
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this.nextMessage = message;
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}
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public void setSymmetricKey(byte[] key) {
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this.symmetricKey = key;
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}
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public byte[] getSymmetricKey() {
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return this.symmetricKey;
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}
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public void setBookmark(Bookmark bookmark) {
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this.bookmark = bookmark;
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this.bookmark.setConversation(this);
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}
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public void deregisterWithBookmark() {
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if (this.bookmark != null) {
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this.bookmark.setConversation(null);
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}
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}
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public Bookmark getBookmark() {
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return this.bookmark;
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}
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public boolean hasDuplicateMessage(Message message) {
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for (int i = this.getMessages().size() - 1; i >= 0; --i) {
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if (this.messages.get(i).equals(message)) {
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return true;
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}
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}
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return false;
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}
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public Message findSentMessageWithBody(String body) {
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synchronized (this.messages) {
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for (int i = this.getMessages().size() - 1; i >= 0; --i) {
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Message message = this.messages.get(i);
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if ((message.getStatus() == Message.STATUS_UNSEND || message.getStatus() == Message.STATUS_SEND) && message.getBody() != null && message.getBody().equals(body)) {
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return message;
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}
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}
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return null;
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}
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}
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public void setMutedTill(long value) {
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this.setAttribute(ATTRIBUTE_MUTED_TILL, String.valueOf(value));
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}
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public boolean isMuted() {
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return SystemClock.elapsedRealtime() < this.getLongAttribute(
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ATTRIBUTE_MUTED_TILL, 0);
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}
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public boolean setAttribute(String key, String value) {
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try {
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this.attributes.put(key, value);
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return true;
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} catch (JSONException e) {
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return false;
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}
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}
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public String getAttribute(String key) {
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try {
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return this.attributes.getString(key);
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} catch (JSONException e) {
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return null;
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}
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}
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public int getIntAttribute(String key, int defaultValue) {
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String value = this.getAttribute(key);
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if (value == null) {
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return defaultValue;
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} else {
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try {
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return Integer.parseInt(value);
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} catch (NumberFormatException e) {
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return defaultValue;
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}
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}
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}
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public long getLongAttribute(String key, long defaultValue) {
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String value = this.getAttribute(key);
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if (value == null) {
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return defaultValue;
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} else {
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try {
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return Long.parseLong(value);
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} catch (NumberFormatException e) {
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return defaultValue;
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}
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}
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}
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public void add(Message message) {
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message.setConversation(this);
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synchronized (this.messages) {
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this.messages.add(message);
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}
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}
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public void addAll(int index, List<Message> messages) {
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synchronized (this.messages) {
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this.messages.addAll(index, messages);
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}
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}
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public class Smp {
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public static final int STATUS_NONE = 0;
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public static final int STATUS_CONTACT_REQUESTED = 1;
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public static final int STATUS_WE_REQUESTED = 2;
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public static final int STATUS_FAILED = 3;
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public static final int STATUS_FINISHED = 4;
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public String secret = null;
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public String hint = null;
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public int status = 0;
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}
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}
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