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git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2656 b35dd754-fafc-0310-a699-88a17e54d16e
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Matt Tucker 2005-08-15 23:22:14 +00:00 • committed by matt
parent 37231ec646
commit d4550a6356
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CopyOftrunk/source/org/jivesoftware/smack/AccountManager.java
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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright 2003-2004 Jive Software.
*
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smack;
import org.jivesoftware.smack.packet.Registration;
import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smack.filter.*;
import org.jivesoftware.smack.util.StringUtils;
import java.util.*;
/**
* Allows creation and management of accounts on an XMPP server.
*
* @see XMPPConnection#getAccountManager()
* @author Matt Tucker
*/
public class AccountManager {
private XMPPConnection connection;
private Registration info = null;
/**
* Creates a new AccountManager instance.
*
* @param connection a connection to a XMPP server.
*/
public AccountManager(XMPPConnection connection) {
this.connection = connection;
}
/**
* Returns true if the server supports creating new accounts. Many servers require
* that you not be currently authenticated when creating new accounts, so the safest
* behavior is to only create new accounts before having logged in to a server.
*
* @return true if the server support creating new accounts.
*/
public boolean supportsAccountCreation() {
try {
if (info == null) {
getRegistrationInfo();
}
return info.getType() != IQ.Type.ERROR;
}
catch (XMPPException xe) {
return false;
}
}
/**
* Returns an Iterator for the (String) names of the required account attributes.
* All attributes must be set when creating new accounts. The standard
* attributes are as follows: <ul>
* <li>name -- the user's name.
* <li>first -- the user's first name.
* <li>last -- the user's last name.
* <li>email -- the user's email address.
* <li>city -- the user's city.
* <li>state -- the user's state.
* <li>zip -- the user's ZIP code.
* <li>phone -- the user's phone number.
* <li>url -- the user's website.
* <li>date -- the date the registration took place.
* <li>misc -- other miscellaneous information to associate with the account.
* <li>text -- textual information to associate with the account.
* <li>remove -- empty flag to remove account.
* </ul><p>
*
* Typically, servers require no attributes when creating new accounts, or just
* the user's email address.
*
* @return the required account attributes.
*/
public Iterator getAccountAttributes() {
try {
if (info == null) {
getRegistrationInfo();
}
Map attributes = info.getAttributes();
if (attributes != null) {
return attributes.keySet().iterator();
}
}
catch (XMPPException xe) { }
return Collections.EMPTY_LIST.iterator();
}
/**
* Returns the value of a given account attribute or <tt>null</tt> if the account
* attribute wasn't found.
*
* @param name the name of the account attribute to return its value.
* @return the value of the account attribute or <tt>null</tt> if an account
* attribute wasn't found for the requested name.
*/
public String getAccountAttribute(String name) {
try {
if (info == null) {
getRegistrationInfo();
}
return (String) info.getAttributes().get(name);
}
catch (XMPPException xe) { }
return null;
}
/**
* Returns the instructions for creating a new account, or <tt>null</tt> if there
* are no instructions. If present, instructions should be displayed to the end-user
* that will complete the registration process.
*
* @return the account creation instructions, or <tt>null</tt> if there are none.
*/
public String getAccountInstructions() {
try {
if (info == null) {
getRegistrationInfo();
}
return info.getInstructions();
}
catch (XMPPException xe) {
return null;
}
}
/**
* Creates a new account using the specified username and password. The server may
* require a number of extra account attributes such as an email address and phone
* number. In that case, Smack will attempt to automatically set all required
* attributes with blank values, which may or may not be accepted by the server.
* Therefore, it's recommended to check the required account attributes and to let
* the end-user populate them with real values instead.
*
* @param username the username.
* @param password the password.
* @throws XMPPException if an error occurs creating the account.
*/
public void createAccount(String username, String password) throws XMPPException {
if (!supportsAccountCreation()) {
throw new XMPPException("Server does not support account creation.");
}
// Create a map for all the required attributes, but give them blank values.
Map attributes = new HashMap();
for (Iterator i=getAccountAttributes(); i.hasNext(); ) {
String attributeName = (String)i.next();
attributes.put(attributeName, "");
}
createAccount(username, password, attributes);
}
/**
* Creates a new account using the specified username, password and account attributes.
* The attributes Map must contain only String name/value pairs and must also have values
* for all required attributes.
*
* @param username the username.
* @param password the password.
* @param attributes the account attributes.
* @throws XMPPException if an error occurs creating the account.
* @see #getAccountAttributes()
*/
public void createAccount(String username, String password, Map attributes)
throws XMPPException
{
if (!supportsAccountCreation()) {
throw new XMPPException("Server does not support account creation.");
}
Registration reg = new Registration();
reg.setType(IQ.Type.SET);
reg.setTo(connection.getHost());
attributes.put("username",username);
attributes.put("password",password);
reg.setAttributes(attributes);
PacketFilter filter = new AndFilter(new PacketIDFilter(reg.getPacketID()),
new PacketTypeFilter(IQ.class));
PacketCollector collector = connection.createPacketCollector(filter);
connection.sendPacket(reg);
IQ result = (IQ)collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
// Stop queuing results
collector.cancel();
if (result == null) {
throw new XMPPException("No response from server.");
}
else if (result.getType() == IQ.Type.ERROR) {
throw new XMPPException(result.getError());
}
}
/**
* Changes the password of the currently logged-in account. This operation can only
* be performed after a successful login operation has been completed. Not all servers
* support changing passwords; an XMPPException will be thrown when that is the case.
*
* @throws IllegalStateException if not currently logged-in to the server.
* @throws XMPPException if an error occurs when changing the password.
*/
public void changePassword(String newPassword) throws XMPPException {
Registration reg = new Registration();
reg.setType(IQ.Type.SET);
reg.setTo(connection.getHost());
HashMap map = new HashMap();
map.put("username",StringUtils.parseName(connection.getUser()));
map.put("password",newPassword);
reg.setAttributes(map);
PacketFilter filter = new AndFilter(new PacketIDFilter(reg.getPacketID()),
new PacketTypeFilter(IQ.class));
PacketCollector collector = connection.createPacketCollector(filter);
connection.sendPacket(reg);
IQ result = (IQ)collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
// Stop queuing results
collector.cancel();
if (result == null) {
throw new XMPPException("No response from server.");
}
else if (result.getType() == IQ.Type.ERROR) {
throw new XMPPException(result.getError());
}
}
/**
* Deletes the currently logged-in account from the server. This operation can only
* be performed after a successful login operation has been completed. Not all servers
* support deleting accounts; an XMPPException will be thrown when that is the case.
*
* @throws IllegalStateException if not currently logged-in to the server.
* @throws XMPPException if an error occurs when deleting the account.
*/
public void deleteAccount() throws XMPPException {
if (!connection.isAuthenticated()) {
throw new IllegalStateException("Must be logged in to delete a account.");
}
Registration reg = new Registration();
reg.setType(IQ.Type.SET);
reg.setTo(connection.getHost());
Map attributes = new HashMap();
// To delete an account, we add a single attribute, "remove", that is blank.
attributes.put("remove", "");
reg.setAttributes(attributes);
PacketFilter filter = new AndFilter(new PacketIDFilter(reg.getPacketID()),
new PacketTypeFilter(IQ.class));
PacketCollector collector = connection.createPacketCollector(filter);
connection.sendPacket(reg);
IQ result = (IQ)collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
// Stop queuing results
collector.cancel();
if (result == null) {
throw new XMPPException("No response from server.");
}
else if (result.getType() == IQ.Type.ERROR) {
throw new XMPPException(result.getError());
}
}
/**
* Gets the account registration info from the server.
*
* @throws XMPPException if an error occurs.
*/
private synchronized void getRegistrationInfo() throws XMPPException {
Registration reg = new Registration();
reg.setTo(connection.getHost());
PacketFilter filter = new AndFilter(new PacketIDFilter(reg.getPacketID()),
new PacketTypeFilter(IQ.class));
PacketCollector collector = connection.createPacketCollector(filter);
connection.sendPacket(reg);
IQ result = (IQ)collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
// Stop queuing results
collector.cancel();
if (result == null) {
throw new XMPPException("No response from server.");
}
else if (result.getType() == IQ.Type.ERROR) {
throw new XMPPException(result.getError());
}
else {
info = (Registration)result;
}
}
}