Conversations/src/eu/siacs/conversations/persistance/DatabaseBackend.java

293 lines
10 KiB
Java

package eu.siacs.conversations.persistance;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.Message;
import eu.siacs.conversations.entities.Roster;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
public class DatabaseBackend extends SQLiteOpenHelper {
private static DatabaseBackend instance = null;
private static final String DATABASE_NAME = "history";
private static final int DATABASE_VERSION = 5;
private static String CREATE_CONTATCS_STATEMENT = "create table "
+ Contact.TABLENAME + "(" + Contact.ACCOUNT + " TEXT, " + Contact.SERVERNAME + " TEXT, "
+ Contact.SYSTEMNAME + " TEXT," + Contact.JID + " TEXT,"
+ Contact.KEYS + " TEXT," + Contact.PHOTOURI + " TEXT,"
+ Contact.OPTIONS + " NUMBER," + Contact.SYSTEMACCOUNT
+ " NUMBER, " + "FOREIGN KEY(" + Contact.ACCOUNT + ") REFERENCES "
+ Account.TABLENAME + "(" + Account.UUID + ") ON DELETE CASCADE, UNIQUE("+Contact.ACCOUNT+", "+Contact.JID+") ON CONFLICT REPLACE);";
public DatabaseBackend(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL("PRAGMA foreign_keys=ON;");
db.execSQL("create table " + Account.TABLENAME + "(" + Account.UUID
+ " TEXT PRIMARY KEY," + Account.USERNAME + " TEXT,"
+ Account.SERVER + " TEXT," + Account.PASSWORD + " TEXT,"
+ Account.ROSTERVERSION + " TEXT," + Account.OPTIONS
+ " NUMBER, " + Account.KEYS + " TEXT)");
db.execSQL("create table " + Conversation.TABLENAME + " ("
+ Conversation.UUID + " TEXT PRIMARY KEY, " + Conversation.NAME
+ " TEXT, " + Conversation.CONTACT + " TEXT, "
+ Conversation.ACCOUNT + " TEXT, " + Conversation.CONTACTJID
+ " TEXT, " + Conversation.CREATED + " NUMBER, "
+ Conversation.STATUS + " NUMBER," + Conversation.MODE
+ " NUMBER," + "FOREIGN KEY(" + Conversation.ACCOUNT
+ ") REFERENCES " + Account.TABLENAME + "(" + Account.UUID
+ ") ON DELETE CASCADE);");
db.execSQL("create table " + Message.TABLENAME + "( " + Message.UUID
+ " TEXT PRIMARY KEY, " + Message.CONVERSATION + " TEXT, "
+ Message.TIME_SENT + " NUMBER, " + Message.COUNTERPART
+ " TEXT, " + Message.BODY + " TEXT, " + Message.ENCRYPTION
+ " NUMBER, " + Message.STATUS + " NUMBER," + Message.TYPE
+ " NUMBER, FOREIGN KEY(" + Message.CONVERSATION
+ ") REFERENCES " + Conversation.TABLENAME + "("
+ Conversation.UUID + ") ON DELETE CASCADE);");
db.execSQL(CREATE_CONTATCS_STATEMENT);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
if (oldVersion < 2 && newVersion >= 2) {
db.execSQL("update " + Account.TABLENAME + " set "
+ Account.OPTIONS + " = " + Account.OPTIONS + " | 8");
}
if (oldVersion < 3 && newVersion >= 3) {
db.execSQL("ALTER TABLE " + Message.TABLENAME + " ADD COLUMN "
+ Message.TYPE + " NUMBER");
}
if (oldVersion < 5 && newVersion >= 5) {
db.execSQL("DROP TABLE "+Contact.TABLENAME);
db.execSQL(CREATE_CONTATCS_STATEMENT);
db.execSQL("UPDATE "+Account.TABLENAME+ " SET "+Account.ROSTERVERSION+" = NULL");
}
}
public static synchronized DatabaseBackend getInstance(Context context) {
if (instance == null) {
instance = new DatabaseBackend(context);
}
return instance;
}
public void createConversation(Conversation conversation) {
SQLiteDatabase db = this.getWritableDatabase();
db.insert(Conversation.TABLENAME, null, conversation.getContentValues());
}
public void createMessage(Message message) {
SQLiteDatabase db = this.getWritableDatabase();
db.insert(Message.TABLENAME, null, message.getContentValues());
}
public void createAccount(Account account) {
SQLiteDatabase db = this.getWritableDatabase();
db.insert(Account.TABLENAME, null, account.getContentValues());
}
public void createContact(Contact contact) {
SQLiteDatabase db = this.getWritableDatabase();
db.insert(Contact.TABLENAME, null, contact.getContentValues());
}
public int getConversationCount() {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.rawQuery("select count(uuid) as count from "
+ Conversation.TABLENAME + " where " + Conversation.STATUS
+ "=" + Conversation.STATUS_AVAILABLE, null);
cursor.moveToFirst();
return cursor.getInt(0);
}
public CopyOnWriteArrayList<Conversation> getConversations(int status) {
CopyOnWriteArrayList<Conversation> list = new CopyOnWriteArrayList<Conversation>();
SQLiteDatabase db = this.getReadableDatabase();
String[] selectionArgs = { "" + status };
Cursor cursor = db.rawQuery("select * from " + Conversation.TABLENAME
+ " where " + Conversation.STATUS + " = ? order by "
+ Conversation.CREATED + " desc", selectionArgs);
while (cursor.moveToNext()) {
list.add(Conversation.fromCursor(cursor));
}
return list;
}
public List<Message> getMessages(Conversation conversations, int limit) {
return getMessages(conversations, limit,-1);
}
public List<Message> getMessages(Conversation conversation, int limit, long timestamp) {
List<Message> list = new CopyOnWriteArrayList<Message>();
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor;
if (timestamp==-1) {
String[] selectionArgs = { conversation.getUuid() };
cursor = db.query(Message.TABLENAME, null, Message.CONVERSATION
+ "=?", selectionArgs, null, null, Message.TIME_SENT + " DESC",
String.valueOf(limit));
} else {
String[] selectionArgs = { conversation.getUuid() , ""+timestamp};
cursor = db.query(Message.TABLENAME, null, Message.CONVERSATION
+ "=? and "+Message.TIME_SENT+"<?", selectionArgs, null, null, Message.TIME_SENT + " DESC",
String.valueOf(limit));
}
if (cursor.getCount() > 0) {
cursor.moveToLast();
do {
list.add(Message.fromCursor(cursor));
} while (cursor.moveToPrevious());
}
return list;
}
public Conversation findConversation(Account account, String contactJid) {
SQLiteDatabase db = this.getReadableDatabase();
String[] selectionArgs = { account.getUuid(), contactJid + "%" };
Cursor cursor = db.query(Conversation.TABLENAME, null,
Conversation.ACCOUNT + "=? AND " + Conversation.CONTACTJID
+ " like ?", selectionArgs, null, null, null);
if (cursor.getCount() == 0)
return null;
cursor.moveToFirst();
return Conversation.fromCursor(cursor);
}
public void updateConversation(Conversation conversation) {
SQLiteDatabase db = this.getWritableDatabase();
String[] args = { conversation.getUuid() };
db.update(Conversation.TABLENAME, conversation.getContentValues(),
Conversation.UUID + "=?", args);
}
public List<Account> getAccounts() {
List<Account> list = new ArrayList<Account>();
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.query(Account.TABLENAME, null, null, null, null,
null, null);
Log.d("gultsch", "found " + cursor.getCount() + " accounts");
while (cursor.moveToNext()) {
list.add(Account.fromCursor(cursor));
}
return list;
}
public void updateAccount(Account account) {
SQLiteDatabase db = this.getWritableDatabase();
String[] args = { account.getUuid() };
db.update(Account.TABLENAME, account.getContentValues(), Account.UUID
+ "=?", args);
}
public void deleteAccount(Account account) {
SQLiteDatabase db = this.getWritableDatabase();
String[] args = { account.getUuid() };
db.delete(Account.TABLENAME, Account.UUID + "=?", args);
}
@Override
public SQLiteDatabase getWritableDatabase() {
SQLiteDatabase db = super.getWritableDatabase();
db.execSQL("PRAGMA foreign_keys=ON;");
return db;
}
public void updateMessage(Message message) {
SQLiteDatabase db = this.getWritableDatabase();
String[] args = { message.getUuid() };
db.update(Message.TABLENAME, message.getContentValues(), Message.UUID
+ "=?", args);
}
public void readRoster(Roster roster) {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor;
String args[] = { roster.getAccount().getUuid() };
cursor = db.query(Contact.TABLENAME, null, Contact.ACCOUNT + "=?",
args, null, null, null);
while (cursor.moveToNext()) {
roster.initContact(Contact.fromCursor(cursor));
}
}
public void writeRoster(Roster roster) {
Account account = roster.getAccount();
SQLiteDatabase db = this.getWritableDatabase();
for(Contact contact : roster.getContacts()) {
if (contact.getOption(Contact.Options.IN_ROSTER)) {
db.insert(Contact.TABLENAME, null, contact.getContentValues());
} else {
String where = Contact.ACCOUNT + "=? AND "+Contact.JID+"=?";
String[] whereArgs = {account.getUuid(), contact.getJid()};
db.delete(Contact.TABLENAME, where, whereArgs);
}
}
account.setRosterVersion(roster.getVersion());
updateAccount(account);
}
public void deleteMessage(Message message) {
SQLiteDatabase db = this.getWritableDatabase();
String[] args = { message.getUuid() };
db.delete(Message.TABLENAME, Message.UUID + "=?", args);
}
public void deleteMessagesInConversation(Conversation conversation) {
SQLiteDatabase db = this.getWritableDatabase();
String[] args = { conversation.getUuid() };
db.delete(Message.TABLENAME, Message.CONVERSATION + "=?", args);
}
public Conversation findConversationByUuid(String conversationUuid) {
SQLiteDatabase db = this.getReadableDatabase();
String[] selectionArgs = { conversationUuid };
Cursor cursor = db.query(Conversation.TABLENAME, null,
Conversation.UUID + "=?", selectionArgs, null, null, null);
if (cursor.getCount() == 0) {
return null;
}
cursor.moveToFirst();
return Conversation.fromCursor(cursor);
}
public Message findMessageByUuid(String messageUuid) {
SQLiteDatabase db = this.getReadableDatabase();
String[] selectionArgs = { messageUuid };
Cursor cursor = db.query(Message.TABLENAME, null, Message.UUID + "=?",
selectionArgs, null, null, null);
if (cursor.getCount() == 0) {
return null;
}
cursor.moveToFirst();
return Message.fromCursor(cursor);
}
public Account findAccountByUuid(String accountUuid) {
SQLiteDatabase db = this.getReadableDatabase();
String[] selectionArgs = { accountUuid };
Cursor cursor = db.query(Account.TABLENAME, null, Account.UUID + "=?",
selectionArgs, null, null, null);
if (cursor.getCount() == 0) {
return null;
}
cursor.moveToFirst();
return Account.fromCursor(cursor);
}
}