mirror of
https://github.com/moparisthebest/k-9
synced 2024-11-16 06:25:06 -05:00
3179 lines
133 KiB
Java
3179 lines
133 KiB
Java
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package com.fsck.k9.mail.store;
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import java.io.BufferedInputStream;
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import java.io.BufferedOutputStream;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.net.ConnectException;
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import java.net.InetSocketAddress;
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import java.net.Socket;
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import java.net.SocketAddress;
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import java.net.SocketException;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.net.URLDecoder;
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import java.nio.ByteBuffer;
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import java.nio.CharBuffer;
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import java.nio.charset.CharacterCodingException;
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import java.nio.charset.Charset;
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import java.nio.charset.CharsetDecoder;
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import java.nio.charset.CodingErrorAction;
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import java.security.GeneralSecurityException;
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import java.security.SecureRandom;
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import java.security.Security;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.LinkedHashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Set;
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import java.util.StringTokenizer;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.concurrent.atomic.AtomicInteger;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.SSLException;
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import javax.net.ssl.TrustManager;
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import android.content.Context;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.os.PowerManager;
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import android.text.TextUtils;
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import android.util.Log;
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import com.beetstra.jutf7.CharsetProvider;
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import com.fsck.k9.Account;
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import com.fsck.k9.K9;
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import com.fsck.k9.R;
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import com.fsck.k9.controller.MessageRetrievalListener;
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import com.fsck.k9.helper.Utility;
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import com.fsck.k9.helper.power.TracingPowerManager;
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import com.fsck.k9.helper.power.TracingPowerManager.TracingWakeLock;
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import com.fsck.k9.mail.Authentication;
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import com.fsck.k9.mail.AuthenticationFailedException;
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import com.fsck.k9.mail.Body;
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import com.fsck.k9.mail.CertificateValidationException;
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import com.fsck.k9.mail.FetchProfile;
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import com.fsck.k9.mail.Flag;
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import com.fsck.k9.mail.Folder;
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import com.fsck.k9.mail.Message;
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import com.fsck.k9.mail.MessagingException;
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import com.fsck.k9.mail.Part;
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import com.fsck.k9.mail.PushReceiver;
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import com.fsck.k9.mail.Pusher;
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import com.fsck.k9.mail.Store;
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import com.fsck.k9.mail.filter.EOLConvertingOutputStream;
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import com.fsck.k9.mail.filter.FixedLengthInputStream;
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import com.fsck.k9.mail.filter.PeekableInputStream;
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import com.fsck.k9.mail.internet.MimeBodyPart;
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import com.fsck.k9.mail.internet.MimeHeader;
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import com.fsck.k9.mail.internet.MimeMessage;
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import com.fsck.k9.mail.internet.MimeMultipart;
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import com.fsck.k9.mail.internet.MimeUtility;
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import com.fsck.k9.mail.store.ImapResponseParser.ImapList;
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import com.fsck.k9.mail.store.ImapResponseParser.ImapResponse;
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import com.fsck.k9.mail.transport.imap.ImapSettings;
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import com.jcraft.jzlib.JZlib;
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import com.jcraft.jzlib.ZOutputStream;
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import java.util.zip.Inflater;
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import java.util.zip.InflaterInputStream;
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/**
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* <pre>
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* TODO Need to start keeping track of UIDVALIDITY
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* TODO Need a default response handler for things like folder updates
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* </pre>
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*/
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public class ImapStore extends Store {
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public static final int CONNECTION_SECURITY_NONE = 0;
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public static final int CONNECTION_SECURITY_TLS_OPTIONAL = 1;
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public static final int CONNECTION_SECURITY_TLS_REQUIRED = 2;
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public static final int CONNECTION_SECURITY_SSL_REQUIRED = 3;
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public static final int CONNECTION_SECURITY_SSL_OPTIONAL = 4;
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public enum AuthType { PLAIN, CRAM_MD5 }
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private static final int IDLE_READ_TIMEOUT_INCREMENT = 5 * 60 * 1000;
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private static final int IDLE_FAILURE_COUNT_LIMIT = 10;
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private static int MAX_DELAY_TIME = 5 * 60 * 1000; // 5 minutes
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private static int NORMAL_DELAY_TIME = 5000;
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private static int FETCH_WINDOW_SIZE = 100;
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private static final Flag[] PERMANENT_FLAGS = { Flag.DELETED, Flag.SEEN };
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private static final String CAPABILITY_IDLE = "IDLE";
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private static final String COMMAND_IDLE = "IDLE";
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private static final String CAPABILITY_NAMESPACE = "NAMESPACE";
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private static final String COMMAND_NAMESPACE = "NAMESPACE";
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private static final String CAPABILITY_CAPABILITY = "CAPABILITY";
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private static final String COMMAND_CAPABILITY = "CAPABILITY";
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private static final String CAPABILITY_COMPRESS_DEFLATE = "COMPRESS=DEFLATE";
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private static final String COMMAND_COMPRESS_DEFLATE = "COMPRESS DEFLATE";
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private static final Message[] EMPTY_MESSAGE_ARRAY = new Message[0];
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private static final String[] EMPTY_STRING_ARRAY = new String[0];
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private String mHost;
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private int mPort;
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private String mUsername;
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private String mPassword;
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private int mConnectionSecurity;
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private AuthType mAuthType;
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private volatile String mPathPrefix;
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private volatile String mCombinedPrefix = null;
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private volatile String mPathDelimeter = null;
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public class StoreImapSettings implements ImapSettings {
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@Override
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public String getHost() {
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return mHost;
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}
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@Override
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public int getPort() {
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return mPort;
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}
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@Override
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public int getConnectionSecurity() {
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return mConnectionSecurity;
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}
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@Override
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public AuthType getAuthType() {
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return mAuthType;
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}
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@Override
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public String getUsername() {
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return mUsername;
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}
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@Override
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public String getPassword() {
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return mPassword;
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}
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@Override
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public boolean useCompression(final int type) {
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return mAccount.useCompression(type);
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}
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@Override
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public String getPathPrefix() {
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return mPathPrefix;
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}
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@Override
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public void setPathPrefix(String prefix) {
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mPathPrefix = prefix;
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}
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@Override
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public String getPathDelimeter() {
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return mPathDelimeter;
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}
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@Override
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public void setPathDelimeter(String delimeter) {
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mPathDelimeter = delimeter;
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}
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@Override
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public String getCombinedPrefix() {
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return mCombinedPrefix;
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}
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@Override
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public void setCombinedPrefix(String prefix) {
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mCombinedPrefix = prefix;
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}
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}
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private static final SimpleDateFormat RFC3501_DATE = new SimpleDateFormat("dd-MMM-yyyy", Locale.US);
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private LinkedList<ImapConnection> mConnections =
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new LinkedList<ImapConnection>();
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/**
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* Charset used for converting folder names to and from UTF-7 as defined by RFC 3501.
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*/
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private Charset mModifiedUtf7Charset;
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/**
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* Cache of ImapFolder objects. ImapFolders are attached to a given folder on the server
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* and as long as their associated connection remains open they are reusable between
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* requests. This cache lets us make sure we always reuse, if possible, for a given
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* folder name.
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*/
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private HashMap<String, ImapFolder> mFolderCache = new HashMap<String, ImapFolder>();
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/**
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* imap://auth:user:password@server:port CONNECTION_SECURITY_NONE
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* imap+tls://auth:user:password@server:port CONNECTION_SECURITY_TLS_OPTIONAL
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* imap+tls+://auth:user:password@server:port CONNECTION_SECURITY_TLS_REQUIRED
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* imap+ssl+://auth:user:password@server:port CONNECTION_SECURITY_SSL_REQUIRED
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* imap+ssl://auth:user:password@server:port CONNECTION_SECURITY_SSL_OPTIONAL
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*
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* @param _uri
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*/
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public ImapStore(Account account) throws MessagingException {
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super(account);
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URI uri;
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try {
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uri = new URI(mAccount.getStoreUri());
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} catch (URISyntaxException use) {
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throw new MessagingException("Invalid ImapStore URI", use);
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}
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String scheme = uri.getScheme();
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if (scheme.equals("imap")) {
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mConnectionSecurity = CONNECTION_SECURITY_NONE;
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mPort = 143;
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} else if (scheme.equals("imap+tls")) {
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mConnectionSecurity = CONNECTION_SECURITY_TLS_OPTIONAL;
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mPort = 143;
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} else if (scheme.equals("imap+tls+")) {
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mConnectionSecurity = CONNECTION_SECURITY_TLS_REQUIRED;
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mPort = 143;
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} else if (scheme.equals("imap+ssl+")) {
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mConnectionSecurity = CONNECTION_SECURITY_SSL_REQUIRED;
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mPort = 993;
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} else if (scheme.equals("imap+ssl")) {
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mConnectionSecurity = CONNECTION_SECURITY_SSL_OPTIONAL;
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mPort = 993;
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} else {
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throw new MessagingException("Unsupported protocol");
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}
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mHost = uri.getHost();
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if (uri.getPort() != -1) {
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mPort = uri.getPort();
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}
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if (uri.getUserInfo() != null) {
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try {
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String[] userInfoParts = uri.getUserInfo().split(":");
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if (userInfoParts.length == 2) {
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mAuthType = AuthType.PLAIN;
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mUsername = URLDecoder.decode(userInfoParts[0], "UTF-8");
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mPassword = URLDecoder.decode(userInfoParts[1], "UTF-8");
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} else {
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mAuthType = AuthType.valueOf(userInfoParts[0]);
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mUsername = URLDecoder.decode(userInfoParts[1], "UTF-8");
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mPassword = URLDecoder.decode(userInfoParts[2], "UTF-8");
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}
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} catch (UnsupportedEncodingException enc) {
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// This shouldn't happen since the encoding is hardcoded to UTF-8
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Log.e(K9.LOG_TAG, "Couldn't urldecode username or password.", enc);
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}
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}
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if ((uri.getPath() != null) && (uri.getPath().length() > 0)) {
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mPathPrefix = uri.getPath().substring(1);
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if (mPathPrefix != null && mPathPrefix.trim().length() == 0) {
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mPathPrefix = null;
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}
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}
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mModifiedUtf7Charset = new CharsetProvider().charsetForName("X-RFC-3501");
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}
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@Override
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public Folder getFolder(String name) {
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ImapFolder folder;
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synchronized (mFolderCache) {
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folder = mFolderCache.get(name);
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if (folder == null) {
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folder = new ImapFolder(this, name);
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mFolderCache.put(name, folder);
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}
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}
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return folder;
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}
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private String getCombinedPrefix() {
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if (mCombinedPrefix == null) {
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if (mPathPrefix != null) {
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String tmpPrefix = mPathPrefix.trim();
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String tmpDelim = (mPathDelimeter != null ? mPathDelimeter.trim() : "");
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if (tmpPrefix.endsWith(tmpDelim)) {
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mCombinedPrefix = tmpPrefix;
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} else if (tmpPrefix.length() > 0) {
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mCombinedPrefix = tmpPrefix + tmpDelim;
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} else {
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mCombinedPrefix = "";
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}
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} else {
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mCombinedPrefix = "";
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}
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}
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return mCombinedPrefix;
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}
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@Override
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public List <? extends Folder > getPersonalNamespaces(boolean forceListAll) throws MessagingException {
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ImapConnection connection = getConnection();
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try {
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List <? extends Folder > allFolders = listFolders(connection, false);
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if (forceListAll || !mAccount.subscribedFoldersOnly()) {
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return allFolders;
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} else {
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List<Folder> resultFolders = new LinkedList<Folder>();
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HashSet<String> subscribedFolderNames = new HashSet<String>();
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List <? extends Folder > subscribedFolders = listFolders(connection, true);
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for (Folder subscribedFolder : subscribedFolders) {
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subscribedFolderNames.add(subscribedFolder.getName());
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}
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for (Folder folder : allFolders) {
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if (subscribedFolderNames.contains(folder.getName())) {
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resultFolders.add(folder);
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}
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}
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return resultFolders;
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}
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} catch (IOException ioe) {
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connection.close();
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throw new MessagingException("Unable to get folder list.", ioe);
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} catch (MessagingException me) {
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connection.close();
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throw new MessagingException("Unable to get folder list.", me);
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} finally {
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releaseConnection(connection);
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}
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}
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private List <? extends Folder > listFolders(ImapConnection connection, boolean LSUB) throws IOException, MessagingException {
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String commandResponse = LSUB ? "LSUB" : "LIST";
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LinkedList<Folder> folders = new LinkedList<Folder>();
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List<ImapResponse> responses =
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connection.executeSimpleCommand(String.format(commandResponse + " \"\" %s",
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encodeString(getCombinedPrefix() + "*")));
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for (ImapResponse response : responses) {
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if (ImapResponseParser.equalsIgnoreCase(response.get(0), commandResponse)) {
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boolean includeFolder = true;
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String decodedFolderName;
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try {
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decodedFolderName = decodeFolderName(response.getString(3));
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} catch (CharacterCodingException e) {
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Log.w(K9.LOG_TAG, "Folder name not correctly encoded with the UTF-7 variant " +
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"as defined by RFC 3501: " + response.getString(3), e);
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//TODO: Use the raw name returned by the server for all commands that require
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// a folder name. Use the decoded name only for showing it to the user.
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// We currently just skip folders with malformed names.
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continue;
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}
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String folder = decodedFolderName;
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if (mPathDelimeter == null) {
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mPathDelimeter = response.getString(2);
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mCombinedPrefix = null;
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}
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if (folder.equalsIgnoreCase(mAccount.getInboxFolderName())) {
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continue;
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} else if (folder.equals(mAccount.getOutboxFolderName())) {
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/*
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* There is a folder on the server with the same name as our local
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* outbox. Until we have a good plan to deal with this situation
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* we simply ignore the folder on the server.
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*/
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continue;
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} else {
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int prefixLength = getCombinedPrefix().length();
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if (prefixLength > 0) {
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// Strip prefix from the folder name
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if (folder.length() >= prefixLength) {
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folder = folder.substring(prefixLength);
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}
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if (!decodedFolderName.equalsIgnoreCase(getCombinedPrefix() + folder)) {
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includeFolder = false;
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}
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}
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}
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ImapList attributes = response.getList(1);
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for (int i = 0, count = attributes.size(); i < count; i++) {
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String attribute = attributes.getString(i);
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if (attribute.equalsIgnoreCase("\\NoSelect")) {
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includeFolder = false;
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}
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}
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if (includeFolder) {
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folders.add(getFolder(folder));
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}
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}
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}
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folders.add(getFolder(mAccount.getInboxFolderName()));
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return folders;
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}
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@Override
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public void checkSettings() throws MessagingException {
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try {
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ImapConnection connection = new ImapConnection(new StoreImapSettings());
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connection.open();
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connection.close();
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} catch (IOException ioe) {
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throw new MessagingException(K9.app.getString(R.string.error_unable_to_connect), ioe);
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}
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}
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/**
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* Gets a connection if one is available for reuse, or creates a new one if not.
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* @return
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*/
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private ImapConnection getConnection() throws MessagingException {
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synchronized (mConnections) {
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ImapConnection connection = null;
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while ((connection = mConnections.poll()) != null) {
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try {
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connection.executeSimpleCommand("NOOP");
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break;
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} catch (IOException ioe) {
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connection.close();
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}
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}
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if (connection == null) {
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connection = new ImapConnection(new StoreImapSettings());
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}
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return connection;
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}
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}
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private void releaseConnection(ImapConnection connection) {
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if (connection != null && connection.isOpen()) {
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synchronized (mConnections) {
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mConnections.offer(connection);
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}
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}
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}
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/**
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* Encode a string to be able to use it in an IMAP command.
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*
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* "A quoted string is a sequence of zero or more 7-bit characters,
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* excluding CR and LF, with double quote (<">) characters at each
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* end." - Section 4.3, RFC 3501
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*
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* Double quotes and backslash are escaped by prepending a backslash.
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*
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* @param str
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* The input string (only 7-bit characters allowed).
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* @return
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* The string encoded as quoted (IMAP) string.
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*/
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private static String encodeString(String str) {
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return "\"" + str.replace("\\", "\\\\").replace("\"", "\\\"") + "\"";
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}
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private String encodeFolderName(String name) {
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try {
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ByteBuffer bb = mModifiedUtf7Charset.encode(name);
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byte[] b = new byte[bb.limit()];
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bb.get(b);
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return new String(b, "US-ASCII");
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} catch (UnsupportedEncodingException uee) {
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/*
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* The only thing that can throw this is getBytes("US-ASCII") and if US-ASCII doesn't
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* exist we're totally screwed.
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*/
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throw new RuntimeException("Unable to encode folder name: " + name, uee);
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}
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}
|
|
|
|
private String decodeFolderName(String name) throws CharacterCodingException {
|
|
/*
|
|
* Convert the encoded name to US-ASCII, then pass it through the modified UTF-7
|
|
* decoder and return the Unicode String.
|
|
*/
|
|
try {
|
|
// Make sure the decoder throws an exception if it encounters an invalid encoding.
|
|
CharsetDecoder decoder = mModifiedUtf7Charset.newDecoder().onMalformedInput(CodingErrorAction.REPORT);
|
|
CharBuffer cb = decoder.decode(ByteBuffer.wrap(name.getBytes("US-ASCII")));
|
|
return cb.toString();
|
|
} catch (UnsupportedEncodingException uee) {
|
|
/*
|
|
* The only thing that can throw this is getBytes("US-ASCII") and if US-ASCII doesn't
|
|
* exist we're totally screwed.
|
|
*/
|
|
throw new RuntimeException("Unable to decode folder name: " + name, uee);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean isMoveCapable() {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public boolean isCopyCapable() {
|
|
return true;
|
|
}
|
|
@Override
|
|
public boolean isPushCapable() {
|
|
return true;
|
|
}
|
|
@Override
|
|
public boolean isExpungeCapable() {
|
|
return true;
|
|
}
|
|
|
|
|
|
class ImapFolder extends Folder {
|
|
private String mName;
|
|
protected volatile int mMessageCount = -1;
|
|
protected volatile int uidNext = -1;
|
|
protected volatile ImapConnection mConnection;
|
|
private OpenMode mMode;
|
|
private volatile boolean mExists;
|
|
private ImapStore store = null;
|
|
Map<Integer, String> msgSeqUidMap = new ConcurrentHashMap<Integer, String>();
|
|
|
|
|
|
public ImapFolder(ImapStore nStore, String name) {
|
|
super(nStore.getAccount());
|
|
store = nStore;
|
|
this.mName = name;
|
|
}
|
|
|
|
public String getPrefixedName() throws MessagingException {
|
|
String prefixedName = "";
|
|
if (!mAccount.getInboxFolderName().equalsIgnoreCase(mName)) {
|
|
ImapConnection connection = null;
|
|
synchronized (this) {
|
|
if (mConnection == null) {
|
|
connection = getConnection();
|
|
} else {
|
|
connection = mConnection;
|
|
}
|
|
}
|
|
try {
|
|
|
|
connection.open();
|
|
} catch (IOException ioe) {
|
|
throw new MessagingException("Unable to get IMAP prefix", ioe);
|
|
} finally {
|
|
if (mConnection == null) {
|
|
releaseConnection(connection);
|
|
}
|
|
}
|
|
prefixedName = getCombinedPrefix();
|
|
}
|
|
|
|
prefixedName += mName;
|
|
return prefixedName;
|
|
}
|
|
|
|
protected List<ImapResponse> executeSimpleCommand(String command) throws MessagingException, IOException {
|
|
return handleUntaggedResponses(mConnection.executeSimpleCommand(command));
|
|
}
|
|
|
|
protected List<ImapResponse> executeSimpleCommand(String command, boolean sensitve, UntaggedHandler untaggedHandler) throws MessagingException, IOException {
|
|
return handleUntaggedResponses(mConnection.executeSimpleCommand(command, sensitve, untaggedHandler));
|
|
}
|
|
|
|
@Override
|
|
public void open(OpenMode mode) throws MessagingException {
|
|
internalOpen(mode);
|
|
|
|
if (mMessageCount == -1) {
|
|
throw new MessagingException(
|
|
"Did not find message count during open");
|
|
}
|
|
}
|
|
|
|
public List<ImapResponse> internalOpen(OpenMode mode) throws MessagingException {
|
|
if (isOpen() && mMode == mode) {
|
|
// Make sure the connection is valid. If it's not we'll close it down and continue
|
|
// on to get a new one.
|
|
try {
|
|
List<ImapResponse> responses = executeSimpleCommand("NOOP");
|
|
return responses;
|
|
} catch (IOException ioe) {
|
|
ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
releaseConnection(mConnection);
|
|
synchronized (this) {
|
|
mConnection = getConnection();
|
|
}
|
|
// * FLAGS (\Answered \Flagged \Deleted \Seen \Draft NonJunk
|
|
// $MDNSent)
|
|
// * OK [PERMANENTFLAGS (\Answered \Flagged \Deleted \Seen \Draft
|
|
// NonJunk $MDNSent \*)] Flags permitted.
|
|
// * 23 EXISTS
|
|
// * 0 RECENT
|
|
// * OK [UIDVALIDITY 1125022061] UIDs valid
|
|
// * OK [UIDNEXT 57576] Predicted next UID
|
|
// 2 OK [READ-WRITE] Select completed.
|
|
try {
|
|
msgSeqUidMap.clear();
|
|
String command = String.format((mode == OpenMode.READ_WRITE ? "SELECT" : "EXAMINE") + " %s",
|
|
encodeString(encodeFolderName(getPrefixedName())));
|
|
|
|
List<ImapResponse> responses = executeSimpleCommand(command);
|
|
|
|
/*
|
|
* If the command succeeds we expect the folder has been opened read-write
|
|
* unless we are notified otherwise in the responses.
|
|
*/
|
|
mMode = mode;
|
|
|
|
for (ImapResponse response : responses) {
|
|
if (response.mTag != null && response.size() >= 2) {
|
|
Object bracketedObj = response.get(1);
|
|
if (bracketedObj instanceof ImapList) {
|
|
ImapList bracketed = (ImapList)bracketedObj;
|
|
|
|
if (bracketed.size() > 0) {
|
|
Object keyObj = bracketed.get(0);
|
|
if (keyObj instanceof String) {
|
|
String key = (String)keyObj;
|
|
|
|
if ("READ-ONLY".equalsIgnoreCase(key)) {
|
|
mMode = OpenMode.READ_ONLY;
|
|
} else if ("READ-WRITE".equalsIgnoreCase(key)) {
|
|
mMode = OpenMode.READ_WRITE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
mExists = true;
|
|
return responses;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
} catch (MessagingException me) {
|
|
Log.e(K9.LOG_TAG, "Unable to open connection for " + getLogId(), me);
|
|
throw me;
|
|
}
|
|
|
|
}
|
|
|
|
@Override
|
|
public boolean isOpen() {
|
|
return mConnection != null;
|
|
}
|
|
|
|
@Override
|
|
public OpenMode getMode() {
|
|
return mMode;
|
|
}
|
|
|
|
@Override
|
|
public void close() {
|
|
if (mMessageCount != -1) {
|
|
mMessageCount = -1;
|
|
}
|
|
if (!isOpen()) {
|
|
return;
|
|
}
|
|
|
|
synchronized (this) {
|
|
releaseConnection(mConnection);
|
|
mConnection = null;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public String getName() {
|
|
return mName;
|
|
}
|
|
|
|
/**
|
|
* Check if a given folder exists on the server.
|
|
*
|
|
* @param folderName
|
|
* The name of the folder encoded as quoted string.
|
|
* See {@link ImapStore#encodeString}
|
|
*
|
|
* @return
|
|
* {@code True}, if the folder exists. {@code False}, otherwise.
|
|
*/
|
|
private boolean exists(String folderName) throws MessagingException {
|
|
try {
|
|
// Since we don't care about RECENT, we'll use that for the check, because we're checking
|
|
// a folder other than ourself, and don't want any untagged responses to cause a change
|
|
// in our own fields
|
|
mConnection.executeSimpleCommand(String.format("STATUS %s (RECENT)", folderName));
|
|
return true;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
} catch (MessagingException me) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean exists() throws MessagingException {
|
|
if (mExists) {
|
|
return true;
|
|
}
|
|
/*
|
|
* This method needs to operate in the unselected mode as well as the selected mode
|
|
* so we must get the connection ourselves if it's not there. We are specifically
|
|
* not calling checkOpen() since we don't care if the folder is open.
|
|
*/
|
|
ImapConnection connection = null;
|
|
synchronized (this) {
|
|
if (mConnection == null) {
|
|
connection = getConnection();
|
|
} else {
|
|
connection = mConnection;
|
|
}
|
|
}
|
|
try {
|
|
connection.executeSimpleCommand(String.format("STATUS %s (UIDVALIDITY)",
|
|
encodeString(encodeFolderName(getPrefixedName()))));
|
|
mExists = true;
|
|
return true;
|
|
} catch (MessagingException me) {
|
|
return false;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(connection, ioe);
|
|
} finally {
|
|
if (mConnection == null) {
|
|
releaseConnection(connection);
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean create(FolderType type) throws MessagingException {
|
|
/*
|
|
* This method needs to operate in the unselected mode as well as the selected mode
|
|
* so we must get the connection ourselves if it's not there. We are specifically
|
|
* not calling checkOpen() since we don't care if the folder is open.
|
|
*/
|
|
ImapConnection connection = null;
|
|
synchronized (this) {
|
|
if (mConnection == null) {
|
|
connection = getConnection();
|
|
} else {
|
|
connection = mConnection;
|
|
}
|
|
}
|
|
try {
|
|
connection.executeSimpleCommand(String.format("CREATE %s",
|
|
encodeString(encodeFolderName(getPrefixedName()))));
|
|
return true;
|
|
} catch (MessagingException me) {
|
|
return false;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
} finally {
|
|
if (mConnection == null) {
|
|
releaseConnection(connection);
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Map<String, String> copyMessages(Message[] messages, Folder folder) throws MessagingException {
|
|
if (!(folder instanceof ImapFolder)) {
|
|
throw new MessagingException("ImapFolder.copyMessages passed non-ImapFolder");
|
|
}
|
|
|
|
if (messages.length == 0)
|
|
return null;
|
|
|
|
ImapFolder iFolder = (ImapFolder)folder;
|
|
checkOpen();
|
|
|
|
String[] uids = new String[messages.length];
|
|
for (int i = 0, count = messages.length; i < count; i++) {
|
|
|
|
// Not bothering to sort the UIDs in ascending order while sending the command for convenience, and because it does not make a difference.
|
|
uids[i] = messages[i].getUid();
|
|
}
|
|
try {
|
|
String remoteDestName = encodeString(encodeFolderName(iFolder.getPrefixedName()));
|
|
|
|
if (!exists(remoteDestName)) {
|
|
/*
|
|
* If the remote trash folder doesn't exist we try to create it.
|
|
*/
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "IMAPMessage.copyMessages: attempting to create remote '" + remoteDestName + "' folder for " + getLogId());
|
|
iFolder.create(FolderType.HOLDS_MESSAGES);
|
|
}
|
|
|
|
mConnection.sendCommand(String.format("UID COPY %s %s",
|
|
Utility.combine(uids, ','),
|
|
remoteDestName), false);
|
|
ImapResponse response;
|
|
do {
|
|
response = mConnection.readResponse();
|
|
handleUntaggedResponse(response);
|
|
if (response.mCommandContinuationRequested) {
|
|
EOLConvertingOutputStream eolOut = new EOLConvertingOutputStream(mConnection.mOut);
|
|
eolOut.write('\r');
|
|
eolOut.write('\n');
|
|
eolOut.flush();
|
|
}
|
|
while (response.more());
|
|
} while (response.mTag == null);
|
|
|
|
/*
|
|
* If the server supports UIDPLUS, then along with the COPY response it will return an COPYUID response code.
|
|
* e.g. 24 OK [COPYUID 38505 304,319:320 3956:3958] Success
|
|
*
|
|
* COPYUID is followed by UIDVALIDITY, set of UIDs of copied messages from the source folder and set of corresponding UIDs assigned to them in the destination folder.
|
|
*
|
|
* We can use the new UIDs included in this response to update our records.
|
|
*/
|
|
|
|
Object responseList = response.get(1);
|
|
|
|
Map<String, String> uidMap = null;
|
|
|
|
if (responseList instanceof ImapList) {
|
|
final ImapList copyList = (ImapList) responseList;
|
|
if ((copyList.size() >= 4) && copyList.getString(0).equals("COPYUID")) {
|
|
List<String> srcUids = parseSequenceSet(copyList.getString(2));
|
|
List<String> destUids = parseSequenceSet(copyList.getString(3));
|
|
if (srcUids != null && destUids != null) {
|
|
if (srcUids.size() == destUids.size()) {
|
|
Iterator<String> srcUidsIterator = srcUids.iterator();
|
|
Iterator<String> destUidsIterator = destUids.iterator();
|
|
uidMap = new HashMap<String, String>();
|
|
while (srcUidsIterator.hasNext() && destUidsIterator.hasNext()) {
|
|
uidMap.put(srcUidsIterator.next(), destUidsIterator.next());
|
|
}
|
|
} else {
|
|
if(K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Parse error: size of source UIDs list is not the same as size of destination UIDs list.");
|
|
}
|
|
} else {
|
|
if(K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Parsing of the sequence set failed.");
|
|
}
|
|
}
|
|
} else {
|
|
if(K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Expected COPYUID response was not found.");
|
|
}
|
|
return uidMap;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Can be used to parse sequence sets or UID sets appearing is responses such as COPYUID.
|
|
* e.g. [COPYUID 38505 304,319:320 3956:3958]
|
|
*
|
|
* @param set
|
|
* @return List<String> sequenceSet
|
|
*/
|
|
private List<String> parseSequenceSet(String set) {
|
|
if (set == null) {
|
|
return null;
|
|
}
|
|
int index = 0;
|
|
List<String> sequenceList = new ArrayList<String>();
|
|
String element = "";
|
|
|
|
while (index < set.length()) {
|
|
if (set.charAt(index) == ':') {
|
|
String upperBound = "";
|
|
index++;
|
|
while (index < set.length()) {
|
|
if (!(set.charAt(index) == ',')) {
|
|
upperBound += set.charAt(index);
|
|
index++;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
int lower = Integer.parseInt(element);
|
|
int upper = Integer.parseInt(upperBound);
|
|
|
|
if (lower < upper) {
|
|
for (int i = lower; i <= upper; i++) {
|
|
sequenceList.add(String.valueOf(i));
|
|
}
|
|
} else {
|
|
for (int i = upper; i <= lower; i++) {
|
|
sequenceList.add(String.valueOf(i));
|
|
}
|
|
}
|
|
|
|
element = "";
|
|
} else if (set.charAt(index) == ',') {
|
|
sequenceList.add(element);
|
|
element = "";
|
|
} else {
|
|
element += set.charAt(index);
|
|
}
|
|
index++;
|
|
}
|
|
if (!element.equals("")) {
|
|
sequenceList.add(element);
|
|
}
|
|
return sequenceList;
|
|
}
|
|
|
|
@Override
|
|
public Map<String, String> moveMessages(Message[] messages, Folder folder) throws MessagingException {
|
|
if (messages.length == 0)
|
|
return null;
|
|
Map<String, String> uidMap = copyMessages(messages, folder);
|
|
setFlags(messages, new Flag[] { Flag.DELETED }, true);
|
|
return uidMap;
|
|
}
|
|
|
|
@Override
|
|
public void delete(Message[] messages, String trashFolderName) throws MessagingException {
|
|
if (messages.length == 0)
|
|
return;
|
|
|
|
if (trashFolderName == null || getName().equalsIgnoreCase(trashFolderName)) {
|
|
setFlags(messages, new Flag[] { Flag.DELETED }, true);
|
|
} else {
|
|
ImapFolder remoteTrashFolder = (ImapFolder)getStore().getFolder(trashFolderName);
|
|
String remoteTrashName = encodeString(encodeFolderName(remoteTrashFolder.getPrefixedName()));
|
|
|
|
if (!exists(remoteTrashName)) {
|
|
/*
|
|
* If the remote trash folder doesn't exist we try to create it.
|
|
*/
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "IMAPMessage.delete: attempting to create remote '" + trashFolderName + "' folder for " + getLogId());
|
|
remoteTrashFolder.create(FolderType.HOLDS_MESSAGES);
|
|
}
|
|
|
|
if (exists(remoteTrashName)) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "IMAPMessage.delete: copying remote " + messages.length + " messages to '" + trashFolderName + "' for " + getLogId());
|
|
|
|
moveMessages(messages, remoteTrashFolder);
|
|
} else {
|
|
throw new MessagingException("IMAPMessage.delete: remote Trash folder " + trashFolderName + " does not exist and could not be created for " + getLogId()
|
|
, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
@Override
|
|
public int getMessageCount() {
|
|
return mMessageCount;
|
|
}
|
|
|
|
|
|
private int getRemoteMessageCount(String criteria) throws MessagingException {
|
|
checkOpen();
|
|
try {
|
|
int count = 0;
|
|
int start = 1;
|
|
|
|
List<ImapResponse> responses = executeSimpleCommand(String.format("SEARCH %d:* " + criteria, start));
|
|
for (ImapResponse response : responses) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(0), "SEARCH")) {
|
|
count += response.size() - 1;
|
|
}
|
|
}
|
|
return count;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
@Override
|
|
public int getUnreadMessageCount() throws MessagingException {
|
|
return getRemoteMessageCount("UNSEEN NOT DELETED");
|
|
}
|
|
|
|
@Override
|
|
public int getFlaggedMessageCount() throws MessagingException {
|
|
return getRemoteMessageCount("FLAGGED NOT DELETED");
|
|
}
|
|
|
|
protected int getHighestUid() {
|
|
try {
|
|
ImapSearcher searcher = new ImapSearcher() {
|
|
public List<ImapResponse> search() throws IOException, MessagingException {
|
|
return executeSimpleCommand("UID SEARCH *:*");
|
|
}
|
|
};
|
|
Message[] messages = search(searcher, null);
|
|
if (messages.length > 0) {
|
|
return Integer.parseInt(messages[0].getUid());
|
|
}
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to find highest UID in folder " + getName(), e);
|
|
}
|
|
return -1;
|
|
|
|
}
|
|
|
|
@Override
|
|
public void delete(boolean recurse) throws MessagingException {
|
|
throw new Error("ImapStore.delete() not yet implemented");
|
|
}
|
|
|
|
@Override
|
|
public Message getMessage(String uid) throws MessagingException {
|
|
return new ImapMessage(uid, this);
|
|
}
|
|
|
|
|
|
@Override
|
|
public Message[] getMessages(int start, int end, Date earliestDate, MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
return getMessages(start, end, earliestDate, false, listener);
|
|
}
|
|
|
|
protected Message[] getMessages(final int start, final int end, Date earliestDate, final boolean includeDeleted, final MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
if (start < 1 || end < 1 || end < start) {
|
|
throw new MessagingException(
|
|
String.format("Invalid message set %d %d",
|
|
start, end));
|
|
}
|
|
final StringBuilder dateSearchString = new StringBuilder();
|
|
if (earliestDate != null) {
|
|
dateSearchString.append(" SINCE ");
|
|
synchronized (RFC3501_DATE) {
|
|
dateSearchString.append(RFC3501_DATE.format(earliestDate));
|
|
}
|
|
}
|
|
|
|
|
|
ImapSearcher searcher = new ImapSearcher() {
|
|
public List<ImapResponse> search() throws IOException, MessagingException {
|
|
return executeSimpleCommand(String.format("UID SEARCH %d:%d%s" + (includeDeleted ? "" : " NOT DELETED"), start, end, dateSearchString));
|
|
}
|
|
};
|
|
return search(searcher, listener);
|
|
|
|
}
|
|
protected Message[] getMessages(final List<Integer> mesgSeqs, final boolean includeDeleted, final MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
ImapSearcher searcher = new ImapSearcher() {
|
|
public List<ImapResponse> search() throws IOException, MessagingException {
|
|
return executeSimpleCommand(String.format("UID SEARCH %s" + (includeDeleted ? "" : " NOT DELETED"), Utility.combine(mesgSeqs.toArray(), ',')));
|
|
}
|
|
};
|
|
return search(searcher, listener);
|
|
}
|
|
|
|
protected Message[] getMessagesFromUids(final List<String> mesgUids, final boolean includeDeleted, final MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
ImapSearcher searcher = new ImapSearcher() {
|
|
public List<ImapResponse> search() throws IOException, MessagingException {
|
|
return executeSimpleCommand(String.format("UID SEARCH UID %s" + (includeDeleted ? "" : " NOT DELETED"), Utility.combine(mesgUids.toArray(), ',')));
|
|
}
|
|
};
|
|
return search(searcher, listener);
|
|
}
|
|
|
|
private Message[] search(ImapSearcher searcher, MessageRetrievalListener listener) throws MessagingException {
|
|
|
|
checkOpen();
|
|
ArrayList<Message> messages = new ArrayList<Message>();
|
|
try {
|
|
ArrayList<Integer> uids = new ArrayList<Integer>();
|
|
List<ImapResponse> responses = searcher.search(); //
|
|
for (ImapResponse response : responses) {
|
|
if (response.mTag == null) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(0), "SEARCH")) {
|
|
for (int i = 1, count = response.size(); i < count; i++) {
|
|
uids.add(Integer.parseInt(response.getString(i)));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Sort the uids in numerically ascending order
|
|
Collections.sort(uids);
|
|
for (int i = 0, count = uids.size(); i < count; i++) {
|
|
if (listener != null) {
|
|
listener.messageStarted("" + uids.get(i), i, count);
|
|
}
|
|
ImapMessage message = new ImapMessage("" + uids.get(i), this);
|
|
messages.add(message);
|
|
if (listener != null) {
|
|
listener.messageFinished(message, i, count);
|
|
}
|
|
}
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
return messages.toArray(EMPTY_MESSAGE_ARRAY);
|
|
}
|
|
|
|
|
|
@Override
|
|
public Message[] getMessages(MessageRetrievalListener listener) throws MessagingException {
|
|
return getMessages(null, listener);
|
|
}
|
|
|
|
@Override
|
|
public Message[] getMessages(String[] uids, MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
checkOpen();
|
|
ArrayList<Message> messages = new ArrayList<Message>();
|
|
try {
|
|
if (uids == null) {
|
|
List<ImapResponse> responses = executeSimpleCommand("UID SEARCH 1:* NOT DELETED");
|
|
ArrayList<String> tempUids = new ArrayList<String>();
|
|
for (ImapResponse response : responses) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(0), "SEARCH")) {
|
|
for (int i = 1, count = response.size(); i < count; i++) {
|
|
tempUids.add(response.getString(i));
|
|
}
|
|
}
|
|
}
|
|
uids = tempUids.toArray(EMPTY_STRING_ARRAY);
|
|
}
|
|
for (int i = 0, count = uids.length; i < count; i++) {
|
|
if (listener != null) {
|
|
listener.messageStarted(uids[i], i, count);
|
|
}
|
|
ImapMessage message = new ImapMessage(uids[i], this);
|
|
messages.add(message);
|
|
if (listener != null) {
|
|
listener.messageFinished(message, i, count);
|
|
}
|
|
}
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
return messages.toArray(EMPTY_MESSAGE_ARRAY);
|
|
}
|
|
|
|
@Override
|
|
public void fetch(Message[] messages, FetchProfile fp, MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
if (messages == null || messages.length == 0) {
|
|
return;
|
|
}
|
|
checkOpen();
|
|
List<String> uids = new ArrayList<String>(messages.length);
|
|
HashMap<String, Message> messageMap = new HashMap<String, Message>();
|
|
for (int i = 0, count = messages.length; i < count; i++) {
|
|
|
|
String uid = messages[i].getUid();
|
|
uids.add(uid);
|
|
messageMap.put(uid, messages[i]);
|
|
}
|
|
|
|
/*
|
|
* Figure out what command we are going to run:
|
|
* Flags - UID FETCH (FLAGS)
|
|
* Envelope - UID FETCH ([FLAGS] INTERNALDATE UID RFC822.SIZE FLAGS BODY.PEEK[HEADER.FIELDS (date subject from content-type to cc)])
|
|
*
|
|
*/
|
|
LinkedHashSet<String> fetchFields = new LinkedHashSet<String>();
|
|
fetchFields.add("UID");
|
|
if (fp.contains(FetchProfile.Item.FLAGS)) {
|
|
fetchFields.add("FLAGS");
|
|
}
|
|
if (fp.contains(FetchProfile.Item.ENVELOPE)) {
|
|
fetchFields.add("INTERNALDATE");
|
|
fetchFields.add("RFC822.SIZE");
|
|
fetchFields.add("BODY.PEEK[HEADER.FIELDS (date subject from content-type to cc reply-to "
|
|
+ K9.IDENTITY_HEADER + ")]");
|
|
}
|
|
if (fp.contains(FetchProfile.Item.STRUCTURE)) {
|
|
fetchFields.add("BODYSTRUCTURE");
|
|
}
|
|
if (fp.contains(FetchProfile.Item.BODY_SANE)) {
|
|
fetchFields.add(String.format("BODY.PEEK[]<0.%d>", mAccount.getMaximumAutoDownloadMessageSize()));
|
|
}
|
|
if (fp.contains(FetchProfile.Item.BODY)) {
|
|
fetchFields.add("BODY.PEEK[]");
|
|
}
|
|
|
|
|
|
|
|
for (int windowStart = 0; windowStart < messages.length; windowStart += (FETCH_WINDOW_SIZE)) {
|
|
List<String> uidWindow = uids.subList(windowStart, Math.min((windowStart + FETCH_WINDOW_SIZE), messages.length));
|
|
|
|
try {
|
|
mConnection.sendCommand(String.format("UID FETCH %s (%s)",
|
|
Utility.combine(uidWindow.toArray(new String[uidWindow.size()]), ','),
|
|
Utility.combine(fetchFields.toArray(new String[fetchFields.size()]), ' ')
|
|
), false);
|
|
ImapResponse response;
|
|
int messageNumber = 0;
|
|
|
|
ImapResponseParser.IImapResponseCallback callback = null;
|
|
if (fp.contains(FetchProfile.Item.BODY) || fp.contains(FetchProfile.Item.BODY_SANE)) {
|
|
callback = new FetchBodyCallback(messageMap);
|
|
}
|
|
|
|
do {
|
|
response = mConnection.readResponse(callback);
|
|
|
|
if (response.mTag == null && ImapResponseParser.equalsIgnoreCase(response.get(1), "FETCH")) {
|
|
ImapList fetchList = (ImapList)response.getKeyedValue("FETCH");
|
|
String uid = fetchList.getKeyedString("UID");
|
|
int msgSeq = response.getNumber(0);
|
|
if (uid != null) {
|
|
try {
|
|
msgSeqUidMap.put(msgSeq, uid);
|
|
if (K9.DEBUG) {
|
|
Log.v(K9.LOG_TAG, "Stored uid '" + uid + "' for msgSeq " + msgSeq + " into map " /*+ msgSeqUidMap.toString() */);
|
|
}
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to store uid '" + uid + "' for msgSeq " + msgSeq);
|
|
}
|
|
}
|
|
|
|
Message message = messageMap.get(uid);
|
|
if (message == null) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Do not have message in messageMap for UID " + uid + " for " + getLogId());
|
|
|
|
handleUntaggedResponse(response);
|
|
continue;
|
|
}
|
|
if (listener != null) {
|
|
listener.messageStarted(uid, messageNumber++, messageMap.size());
|
|
}
|
|
|
|
ImapMessage imapMessage = (ImapMessage) message;
|
|
|
|
Object literal = handleFetchResponse(imapMessage, fetchList);
|
|
|
|
if (literal != null) {
|
|
if (literal instanceof String) {
|
|
String bodyString = (String)literal;
|
|
InputStream bodyStream = new ByteArrayInputStream(bodyString.getBytes());
|
|
imapMessage.parse(bodyStream);
|
|
} else if (literal instanceof Integer) {
|
|
// All the work was done in FetchBodyCallback.foundLiteral()
|
|
} else {
|
|
// This shouldn't happen
|
|
throw new MessagingException("Got FETCH response with bogus parameters");
|
|
}
|
|
}
|
|
|
|
if (listener != null) {
|
|
listener.messageFinished(message, messageNumber, messageMap.size());
|
|
}
|
|
} else {
|
|
handleUntaggedResponse(response);
|
|
}
|
|
|
|
while (response.more());
|
|
|
|
} while (response.mTag == null);
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
@Override
|
|
public void fetchPart(Message message, Part part, MessageRetrievalListener listener)
|
|
throws MessagingException {
|
|
checkOpen();
|
|
|
|
String[] parts = part.getHeader(MimeHeader.HEADER_ANDROID_ATTACHMENT_STORE_DATA);
|
|
if (parts == null) {
|
|
return;
|
|
}
|
|
|
|
String fetch;
|
|
String partId = parts[0];
|
|
if ("TEXT".equalsIgnoreCase(partId)) {
|
|
fetch = String.format("BODY.PEEK[TEXT]<0.%d>", mAccount.getMaximumAutoDownloadMessageSize());
|
|
} else {
|
|
fetch = String.format("BODY.PEEK[%s]", partId);
|
|
}
|
|
|
|
try {
|
|
mConnection.sendCommand(
|
|
String.format("UID FETCH %s (UID %s)", message.getUid(), fetch),
|
|
false);
|
|
|
|
ImapResponse response;
|
|
int messageNumber = 0;
|
|
|
|
ImapResponseParser.IImapResponseCallback callback = new FetchPartCallback(part);
|
|
|
|
do {
|
|
response = mConnection.readResponse(callback);
|
|
|
|
if ((response.mTag == null) &&
|
|
(ImapResponseParser.equalsIgnoreCase(response.get(1), "FETCH"))) {
|
|
ImapList fetchList = (ImapList)response.getKeyedValue("FETCH");
|
|
String uid = fetchList.getKeyedString("UID");
|
|
|
|
if (!message.getUid().equals(uid)) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Did not ask for UID " + uid + " for " + getLogId());
|
|
|
|
handleUntaggedResponse(response);
|
|
continue;
|
|
}
|
|
if (listener != null) {
|
|
listener.messageStarted(uid, messageNumber++, 1);
|
|
}
|
|
|
|
ImapMessage imapMessage = (ImapMessage) message;
|
|
|
|
Object literal = handleFetchResponse(imapMessage, fetchList);
|
|
|
|
if (literal != null) {
|
|
if (literal instanceof Body) {
|
|
// Most of the work was done in FetchAttchmentCallback.foundLiteral()
|
|
part.setBody((Body)literal);
|
|
} else if (literal instanceof String) {
|
|
String bodyString = (String)literal;
|
|
InputStream bodyStream = new ByteArrayInputStream(bodyString.getBytes());
|
|
|
|
String contentTransferEncoding = part.getHeader(
|
|
MimeHeader.HEADER_CONTENT_TRANSFER_ENCODING)[0];
|
|
part.setBody(MimeUtility.decodeBody(bodyStream, contentTransferEncoding));
|
|
} else {
|
|
// This shouldn't happen
|
|
throw new MessagingException("Got FETCH response with bogus parameters");
|
|
}
|
|
}
|
|
|
|
if (listener != null) {
|
|
listener.messageFinished(message, messageNumber, 1);
|
|
}
|
|
} else {
|
|
handleUntaggedResponse(response);
|
|
}
|
|
|
|
while (response.more());
|
|
|
|
} while (response.mTag == null);
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
|
|
// Returns value of body field
|
|
private Object handleFetchResponse(ImapMessage message, ImapList fetchList) throws MessagingException {
|
|
Object result = null;
|
|
if (fetchList.containsKey("FLAGS")) {
|
|
ImapList flags = fetchList.getKeyedList("FLAGS");
|
|
if (flags != null) {
|
|
for (int i = 0, count = flags.size(); i < count; i++) {
|
|
String flag = flags.getString(i);
|
|
if (flag.equalsIgnoreCase("\\Deleted")) {
|
|
message.setFlagInternal(Flag.DELETED, true);
|
|
} else if (flag.equalsIgnoreCase("\\Answered")) {
|
|
message.setFlagInternal(Flag.ANSWERED, true);
|
|
} else if (flag.equalsIgnoreCase("\\Seen")) {
|
|
message.setFlagInternal(Flag.SEEN, true);
|
|
} else if (flag.equalsIgnoreCase("\\Flagged")) {
|
|
message.setFlagInternal(Flag.FLAGGED, true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (fetchList.containsKey("INTERNALDATE")) {
|
|
Date internalDate = fetchList.getKeyedDate("INTERNALDATE");
|
|
message.setInternalDate(internalDate);
|
|
}
|
|
|
|
if (fetchList.containsKey("RFC822.SIZE")) {
|
|
int size = fetchList.getKeyedNumber("RFC822.SIZE");
|
|
message.setSize(size);
|
|
}
|
|
|
|
if (fetchList.containsKey("BODYSTRUCTURE")) {
|
|
ImapList bs = fetchList.getKeyedList("BODYSTRUCTURE");
|
|
if (bs != null) {
|
|
try {
|
|
parseBodyStructure(bs, message, "TEXT");
|
|
} catch (MessagingException e) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Error handling message for " + getLogId(), e);
|
|
message.setBody(null);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (fetchList.containsKey("BODY")) {
|
|
int index = fetchList.getKeyIndex("BODY") + 2;
|
|
result = fetchList.getObject(index);
|
|
|
|
// Check if there's an origin octet
|
|
if (result instanceof String) {
|
|
String originOctet = (String)result;
|
|
if (originOctet.startsWith("<")) {
|
|
result = fetchList.getObject(index + 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
@Override
|
|
public Flag[] getPermanentFlags() {
|
|
return PERMANENT_FLAGS;
|
|
}
|
|
|
|
/**
|
|
* Handle any untagged responses that the caller doesn't care to handle themselves.
|
|
* @param responses
|
|
*/
|
|
protected List<ImapResponse> handleUntaggedResponses(List<ImapResponse> responses) {
|
|
for (ImapResponse response : responses) {
|
|
handleUntaggedResponse(response);
|
|
}
|
|
return responses;
|
|
}
|
|
|
|
protected void handlePossibleUidNext(ImapResponse response) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(0), "OK") && response.size() > 1) {
|
|
Object bracketedObj = response.get(1);
|
|
if (bracketedObj instanceof ImapList) {
|
|
ImapList bracketed = (ImapList)bracketedObj;
|
|
|
|
if (bracketed.size() > 1) {
|
|
Object keyObj = bracketed.get(0);
|
|
if (keyObj instanceof String) {
|
|
String key = (String)keyObj;
|
|
if ("UIDNEXT".equalsIgnoreCase(key)) {
|
|
uidNext = bracketed.getNumber(1);
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got UidNext = " + uidNext + " for " + getLogId());
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Handle an untagged response that the caller doesn't care to handle themselves.
|
|
* @param response
|
|
*/
|
|
protected void handleUntaggedResponse(ImapResponse response) {
|
|
if (response.mTag == null && response.size() > 1) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(1), "EXISTS")) {
|
|
mMessageCount = response.getNumber(0);
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got untagged EXISTS with value " + mMessageCount + " for " + getLogId());
|
|
}
|
|
handlePossibleUidNext(response);
|
|
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(1), "EXPUNGE") && mMessageCount > 0) {
|
|
mMessageCount--;
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got untagged EXPUNGE with mMessageCount " + mMessageCount + " for " + getLogId());
|
|
}
|
|
// if (response.size() > 1) {
|
|
// Object bracketedObj = response.get(1);
|
|
// if (bracketedObj instanceof ImapList)
|
|
// {
|
|
// ImapList bracketed = (ImapList)bracketedObj;
|
|
//
|
|
// if (bracketed.size() > 0)
|
|
// {
|
|
// Object keyObj = bracketed.get(0);
|
|
// if (keyObj instanceof String)
|
|
// {
|
|
// String key = (String)keyObj;
|
|
// if ("ALERT".equalsIgnoreCase(key))
|
|
// {
|
|
// StringBuffer sb = new StringBuffer();
|
|
// for (int i = 2, count = response.size(); i < count; i++) {
|
|
// sb.append(response.get(i).toString());
|
|
// sb.append(' ');
|
|
// }
|
|
//
|
|
// Log.w(K9.LOG_TAG, "ALERT: " + sb.toString() + " for " + getLogId());
|
|
// }
|
|
// }
|
|
// }
|
|
//
|
|
//
|
|
// }
|
|
// }
|
|
}
|
|
//Log.i(K9.LOG_TAG, "mMessageCount = " + mMessageCount + " for " + getLogId());
|
|
}
|
|
|
|
private void parseBodyStructure(ImapList bs, Part part, String id)
|
|
throws MessagingException {
|
|
if (bs.get(0) instanceof ImapList) {
|
|
/*
|
|
* This is a multipart/*
|
|
*/
|
|
MimeMultipart mp = new MimeMultipart();
|
|
for (int i = 0, count = bs.size(); i < count; i++) {
|
|
if (bs.get(i) instanceof ImapList) {
|
|
/*
|
|
* For each part in the message we're going to add a new BodyPart and parse
|
|
* into it.
|
|
*/
|
|
ImapBodyPart bp = new ImapBodyPart();
|
|
if (id.equalsIgnoreCase("TEXT")) {
|
|
parseBodyStructure(bs.getList(i), bp, Integer.toString(i + 1));
|
|
} else {
|
|
parseBodyStructure(bs.getList(i), bp, id + "." + (i + 1));
|
|
}
|
|
mp.addBodyPart(bp);
|
|
} else {
|
|
/*
|
|
* We've got to the end of the children of the part, so now we can find out
|
|
* what type it is and bail out.
|
|
*/
|
|
String subType = bs.getString(i);
|
|
mp.setSubType(subType.toLowerCase());
|
|
break;
|
|
}
|
|
}
|
|
part.setBody(mp);
|
|
} else {
|
|
/*
|
|
* This is a body. We need to add as much information as we can find out about
|
|
* it to the Part.
|
|
*/
|
|
|
|
/*
|
|
* 0| 0 body type
|
|
* 1| 1 body subtype
|
|
* 2| 2 body parameter parenthesized list
|
|
* 3| 3 body id (unused)
|
|
* 4| 4 body description (unused)
|
|
* 5| 5 body encoding
|
|
* 6| 6 body size
|
|
* -| 7 text lines (only for type TEXT, unused)
|
|
* Extensions (optional):
|
|
* 7| 8 body MD5 (unused)
|
|
* 8| 9 body disposition
|
|
* 9|10 body language (unused)
|
|
* 10|11 body location (unused)
|
|
*/
|
|
|
|
String type = bs.getString(0);
|
|
String subType = bs.getString(1);
|
|
String mimeType = (type + "/" + subType).toLowerCase();
|
|
|
|
ImapList bodyParams = null;
|
|
if (bs.get(2) instanceof ImapList) {
|
|
bodyParams = bs.getList(2);
|
|
}
|
|
String encoding = bs.getString(5);
|
|
int size = bs.getNumber(6);
|
|
|
|
if (MimeUtility.mimeTypeMatches(mimeType, "message/rfc822")) {
|
|
// A body type of type MESSAGE and subtype RFC822
|
|
// contains, immediately after the basic fields, the
|
|
// envelope structure, body structure, and size in
|
|
// text lines of the encapsulated message.
|
|
// [MESSAGE, RFC822, [NAME, Fwd: [#HTR-517941]: update plans at 1am Friday - Memory allocation - displayware.eml], NIL, NIL, 7BIT, 5974, NIL, [INLINE, [FILENAME*0, Fwd: [#HTR-517941]: update plans at 1am Friday - Memory all, FILENAME*1, ocation - displayware.eml]], NIL]
|
|
/*
|
|
* This will be caught by fetch and handled appropriately.
|
|
*/
|
|
throw new MessagingException("BODYSTRUCTURE message/rfc822 not yet supported.");
|
|
}
|
|
|
|
/*
|
|
* Set the content type with as much information as we know right now.
|
|
*/
|
|
String contentType = String.format("%s", mimeType);
|
|
|
|
if (bodyParams != null) {
|
|
/*
|
|
* If there are body params we might be able to get some more information out
|
|
* of them.
|
|
*/
|
|
for (int i = 0, count = bodyParams.size(); i < count; i += 2) {
|
|
contentType += String.format(";\n %s=\"%s\"",
|
|
bodyParams.getString(i),
|
|
bodyParams.getString(i + 1));
|
|
}
|
|
}
|
|
|
|
part.setHeader(MimeHeader.HEADER_CONTENT_TYPE, contentType);
|
|
|
|
// Extension items
|
|
ImapList bodyDisposition = null;
|
|
if (("text".equalsIgnoreCase(type))
|
|
&& (bs.size() > 9)
|
|
&& (bs.get(9) instanceof ImapList)) {
|
|
bodyDisposition = bs.getList(9);
|
|
} else if (!("text".equalsIgnoreCase(type))
|
|
&& (bs.size() > 8)
|
|
&& (bs.get(8) instanceof ImapList)) {
|
|
bodyDisposition = bs.getList(8);
|
|
}
|
|
|
|
String contentDisposition = "";
|
|
|
|
if (bodyDisposition != null && bodyDisposition.size() > 0) {
|
|
if (!"NIL".equalsIgnoreCase(bodyDisposition.getString(0))) {
|
|
contentDisposition = bodyDisposition.getString(0).toLowerCase();
|
|
}
|
|
|
|
if ((bodyDisposition.size() > 1)
|
|
&& (bodyDisposition.get(1) instanceof ImapList)) {
|
|
ImapList bodyDispositionParams = bodyDisposition.getList(1);
|
|
/*
|
|
* If there is body disposition information we can pull some more information
|
|
* about the attachment out.
|
|
*/
|
|
for (int i = 0, count = bodyDispositionParams.size(); i < count; i += 2) {
|
|
contentDisposition += String.format(";\n %s=\"%s\"",
|
|
bodyDispositionParams.getString(i).toLowerCase(),
|
|
bodyDispositionParams.getString(i + 1));
|
|
}
|
|
}
|
|
}
|
|
|
|
if (MimeUtility.getHeaderParameter(contentDisposition, "size") == null) {
|
|
contentDisposition += String.format(";\n size=%d", size);
|
|
}
|
|
|
|
/*
|
|
* Set the content disposition containing at least the size. Attachment
|
|
* handling code will use this down the road.
|
|
*/
|
|
part.setHeader(MimeHeader.HEADER_CONTENT_DISPOSITION, contentDisposition);
|
|
|
|
|
|
/*
|
|
* Set the Content-Transfer-Encoding header. Attachment code will use this
|
|
* to parse the body.
|
|
*/
|
|
part.setHeader(MimeHeader.HEADER_CONTENT_TRANSFER_ENCODING, encoding);
|
|
|
|
if (part instanceof ImapMessage) {
|
|
((ImapMessage) part).setSize(size);
|
|
} else if (part instanceof ImapBodyPart) {
|
|
((ImapBodyPart) part).setSize(size);
|
|
} else {
|
|
throw new MessagingException("Unknown part type " + part.toString());
|
|
}
|
|
part.setHeader(MimeHeader.HEADER_ANDROID_ATTACHMENT_STORE_DATA, id);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Appends the given messages to the selected folder. This implementation also determines
|
|
* the new UID of the given message on the IMAP server and sets the Message's UID to the
|
|
* new server UID.
|
|
*/
|
|
@Override
|
|
public Map<String, String> appendMessages(Message[] messages) throws MessagingException {
|
|
checkOpen();
|
|
try {
|
|
Map<String, String> uidMap = null;
|
|
for (Message message : messages) {
|
|
mConnection.sendCommand(
|
|
String.format("APPEND %s (%s) {%d}",
|
|
encodeString(encodeFolderName(getPrefixedName())),
|
|
combineFlags(message.getFlags()),
|
|
message.calculateSize()), false);
|
|
ImapResponse response;
|
|
do {
|
|
response = mConnection.readResponse();
|
|
handleUntaggedResponse(response);
|
|
if (response.mCommandContinuationRequested) {
|
|
EOLConvertingOutputStream eolOut = new EOLConvertingOutputStream(mConnection.mOut);
|
|
message.writeTo(eolOut);
|
|
eolOut.write('\r');
|
|
eolOut.write('\n');
|
|
eolOut.flush();
|
|
}
|
|
while (response.more());
|
|
} while (response.mTag == null);
|
|
|
|
/*
|
|
* If the server supports UIDPLUS, then along with the APPEND response it will return an APPENDUID response code.
|
|
* e.g. 11 OK [APPENDUID 2 238268] APPEND completed
|
|
*
|
|
* We can use the UID included in this response to update our records.
|
|
*
|
|
* Code imported from AOSP Email as of git rev a5c3744a247e432acf9f571a9dfb55321c4baa1a
|
|
*/
|
|
Object responseList = response.get(1);
|
|
|
|
if (responseList instanceof ImapList) {
|
|
final ImapList appendList = (ImapList) responseList;
|
|
if ((appendList.size() >= 3) && appendList.getString(0).equals("APPENDUID")) {
|
|
String newUid = appendList.getString(2);
|
|
|
|
/*
|
|
* We need uidMap to be null initially to maintain consistency with the behavior of other similar methods (copyMessages, moveMessages) which
|
|
* return null if new UIDs are not available. Therefore, we initialize uidMap over here.
|
|
*/
|
|
if (uidMap == null) {
|
|
uidMap = new HashMap<String, String>();
|
|
}
|
|
uidMap.put(message.getUid(), newUid);
|
|
if (!TextUtils.isEmpty(newUid)) {
|
|
message.setUid(newUid);
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* This part is executed in case the server does not support UIDPLUS or does not implement the APPENDUID response code.
|
|
*/
|
|
String newUid = getUidFromMessageId(message);
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got UID " + newUid + " for message for " + getLogId());
|
|
|
|
if (newUid != null) {
|
|
if (uidMap == null) {
|
|
uidMap = new HashMap<String, String>();
|
|
}
|
|
uidMap.put(message.getUid(), newUid);
|
|
message.setUid(newUid);
|
|
}
|
|
}
|
|
return uidMap;
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public String getUidFromMessageId(Message message) throws MessagingException {
|
|
try {
|
|
/*
|
|
* Try to find the UID of the message we just appended using the
|
|
* Message-ID header.
|
|
*/
|
|
String[] messageIdHeader = message.getHeader("Message-ID");
|
|
|
|
if (messageIdHeader == null || messageIdHeader.length == 0) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Did not get a message-id in order to search for UID for " + getLogId());
|
|
return null;
|
|
}
|
|
String messageId = messageIdHeader[0];
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Looking for UID for message with message-id " + messageId + " for " + getLogId());
|
|
|
|
List<ImapResponse> responses =
|
|
executeSimpleCommand(
|
|
String.format("UID SEARCH HEADER MESSAGE-ID %s", messageId));
|
|
for (ImapResponse response1 : responses) {
|
|
if (response1.mTag == null && ImapResponseParser.equalsIgnoreCase(response1.get(0), "SEARCH")
|
|
&& response1.size() > 1) {
|
|
return response1.getString(1);
|
|
}
|
|
}
|
|
return null;
|
|
} catch (IOException ioe) {
|
|
throw new MessagingException("Could not find UID for message based on Message-ID", ioe);
|
|
}
|
|
}
|
|
|
|
|
|
@Override
|
|
public void expunge() throws MessagingException {
|
|
checkOpen();
|
|
try {
|
|
executeSimpleCommand("EXPUNGE");
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
|
|
private String combineFlags(Flag[] flags) {
|
|
ArrayList<String> flagNames = new ArrayList<String>();
|
|
for (Flag flag : flags) {
|
|
if (flag == Flag.SEEN) {
|
|
flagNames.add("\\Seen");
|
|
} else if (flag == Flag.DELETED) {
|
|
flagNames.add("\\Deleted");
|
|
} else if (flag == Flag.ANSWERED) {
|
|
flagNames.add("\\Answered");
|
|
} else if (flag == Flag.FLAGGED) {
|
|
flagNames.add("\\Flagged");
|
|
}
|
|
|
|
}
|
|
return Utility.combine(flagNames.toArray(new String[flagNames.size()]), ' ');
|
|
}
|
|
|
|
|
|
@Override
|
|
public void setFlags(Flag[] flags, boolean value)
|
|
throws MessagingException {
|
|
checkOpen();
|
|
|
|
|
|
try {
|
|
executeSimpleCommand(String.format("UID STORE 1:* %sFLAGS.SILENT (%s)",
|
|
value ? "+" : "-", combineFlags(flags)));
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public String getNewPushState(String oldPushStateS, Message message) {
|
|
try {
|
|
String messageUidS = message.getUid();
|
|
int messageUid = Integer.parseInt(messageUidS);
|
|
ImapPushState oldPushState = ImapPushState.parse(oldPushStateS);
|
|
if (messageUid >= oldPushState.uidNext) {
|
|
int uidNext = messageUid + 1;
|
|
ImapPushState newPushState = new ImapPushState(uidNext);
|
|
return newPushState.toString();
|
|
} else {
|
|
return null;
|
|
}
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Exception while updated push state for " + getLogId(), e);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
|
|
@Override
|
|
public void setFlags(Message[] messages, Flag[] flags, boolean value)
|
|
throws MessagingException {
|
|
checkOpen();
|
|
String[] uids = new String[messages.length];
|
|
for (int i = 0, count = messages.length; i < count; i++) {
|
|
uids[i] = messages[i].getUid();
|
|
}
|
|
ArrayList<String> flagNames = new ArrayList<String>();
|
|
for (Flag flag : flags) {
|
|
if (flag == Flag.SEEN) {
|
|
flagNames.add("\\Seen");
|
|
} else if (flag == Flag.DELETED) {
|
|
flagNames.add("\\Deleted");
|
|
} else if (flag == Flag.ANSWERED) {
|
|
flagNames.add("\\Answered");
|
|
} else if (flag == Flag.FLAGGED) {
|
|
flagNames.add("\\Flagged");
|
|
}
|
|
}
|
|
try {
|
|
executeSimpleCommand(String.format("UID STORE %s %sFLAGS.SILENT (%s)",
|
|
Utility.combine(uids, ','),
|
|
value ? "+" : "-",
|
|
Utility.combine(flagNames.toArray(new String[flagNames.size()]), ' ')));
|
|
} catch (IOException ioe) {
|
|
throw ioExceptionHandler(mConnection, ioe);
|
|
}
|
|
}
|
|
|
|
private void checkOpen() throws MessagingException {
|
|
if (!isOpen()) {
|
|
throw new MessagingException("Folder " + getPrefixedName() + " is not open.");
|
|
}
|
|
}
|
|
|
|
private MessagingException ioExceptionHandler(ImapConnection connection, IOException ioe) {
|
|
Log.e(K9.LOG_TAG, "IOException for " + getLogId(), ioe);
|
|
if (connection != null) {
|
|
connection.close();
|
|
}
|
|
close();
|
|
return new MessagingException("IO Error", ioe);
|
|
}
|
|
|
|
@Override
|
|
public boolean equals(Object o) {
|
|
if (o instanceof ImapFolder) {
|
|
return ((ImapFolder)o).getName().equalsIgnoreCase(getName());
|
|
}
|
|
return super.equals(o);
|
|
}
|
|
|
|
@Override
|
|
public int hashCode() {
|
|
return getName().hashCode();
|
|
}
|
|
|
|
protected ImapStore getStore() {
|
|
return store;
|
|
}
|
|
|
|
protected String getLogId() {
|
|
String id = getAccount().getDescription() + ":" + getName() + "/" + Thread.currentThread().getName();
|
|
if (mConnection != null) {
|
|
id += "/" + mConnection.getLogId();
|
|
}
|
|
return id;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* A cacheable class that stores the details for a single IMAP connection.
|
|
*/
|
|
public static class ImapConnection {
|
|
protected Socket mSocket;
|
|
protected PeekableInputStream mIn;
|
|
protected OutputStream mOut;
|
|
protected ImapResponseParser mParser;
|
|
protected int mNextCommandTag;
|
|
protected Set<String> capabilities = new HashSet<String>();
|
|
|
|
private ImapSettings mSettings;
|
|
|
|
public ImapConnection(final ImapSettings settings) {
|
|
this.mSettings = settings;
|
|
}
|
|
|
|
protected String getLogId() {
|
|
return "conn" + hashCode();
|
|
}
|
|
|
|
private List<ImapResponse> receiveCapabilities(List<ImapResponse> responses) {
|
|
for (ImapResponse response : responses) {
|
|
ImapList capabilityList = null;
|
|
if (response.size() > 0 && ImapResponseParser.equalsIgnoreCase(response.get(0), "OK")) {
|
|
for (Object thisPart : response) {
|
|
if (thisPart instanceof ImapList) {
|
|
ImapList thisList = (ImapList)thisPart;
|
|
if (ImapResponseParser.equalsIgnoreCase(thisList.get(0), CAPABILITY_CAPABILITY)) {
|
|
capabilityList = thisList;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else if (response.mTag == null) {
|
|
capabilityList = response;
|
|
}
|
|
|
|
if (capabilityList != null) {
|
|
if (capabilityList.size() > 0 && ImapResponseParser.equalsIgnoreCase(capabilityList.get(0), CAPABILITY_CAPABILITY)) {
|
|
if (K9.DEBUG) {
|
|
Log.d(K9.LOG_TAG, "Saving " + capabilityList.size() + " capabilities for " + getLogId());
|
|
}
|
|
for (Object capability : capabilityList) {
|
|
if (capability instanceof String) {
|
|
// if (K9.DEBUG)
|
|
// {
|
|
// Log.v(K9.LOG_TAG, "Saving capability '" + capability + "' for " + getLogId());
|
|
// }
|
|
capabilities.add(((String)capability).toUpperCase());
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
return responses;
|
|
}
|
|
|
|
public void open() throws IOException, MessagingException {
|
|
if (isOpen()) {
|
|
return;
|
|
}
|
|
|
|
boolean authSuccess = false;
|
|
|
|
mNextCommandTag = 1;
|
|
try {
|
|
Security.setProperty("networkaddress.cache.ttl", "0");
|
|
} catch (Exception e) {
|
|
Log.w(K9.LOG_TAG, "Could not set DNS ttl to 0 for " + getLogId(), e);
|
|
}
|
|
|
|
|
|
try {
|
|
Security.setProperty("networkaddress.cache.negative.ttl", "0");
|
|
} catch (Exception e) {
|
|
Log.w(K9.LOG_TAG, "Could not set DNS negative ttl to 0 for " + getLogId(), e);
|
|
}
|
|
|
|
|
|
|
|
try {
|
|
|
|
SocketAddress socketAddress = new InetSocketAddress(mSettings.getHost(), mSettings.getPort());
|
|
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Connection " + getLogId() + " connecting to " + mSettings.getHost() + " @ IP addr " + socketAddress);
|
|
|
|
if (mSettings.getConnectionSecurity() == CONNECTION_SECURITY_SSL_REQUIRED ||
|
|
mSettings.getConnectionSecurity() == CONNECTION_SECURITY_SSL_OPTIONAL) {
|
|
SSLContext sslContext = SSLContext.getInstance("TLS");
|
|
final boolean secure = mSettings.getConnectionSecurity() == CONNECTION_SECURITY_SSL_REQUIRED;
|
|
sslContext.init(null, new TrustManager[] {
|
|
TrustManagerFactory.get(mSettings.getHost(), secure)
|
|
}, new SecureRandom());
|
|
mSocket = sslContext.getSocketFactory().createSocket();
|
|
mSocket.connect(socketAddress, SOCKET_CONNECT_TIMEOUT);
|
|
} else {
|
|
mSocket = new Socket();
|
|
mSocket.connect(socketAddress, SOCKET_CONNECT_TIMEOUT);
|
|
}
|
|
|
|
setReadTimeout(Store.SOCKET_READ_TIMEOUT);
|
|
|
|
mIn = new PeekableInputStream(new BufferedInputStream(mSocket.getInputStream(),
|
|
1024));
|
|
mParser = new ImapResponseParser(mIn);
|
|
mOut = mSocket.getOutputStream();
|
|
|
|
capabilities.clear();
|
|
ImapResponse nullResponse = mParser.readResponse();
|
|
if (K9.DEBUG && K9.DEBUG_PROTOCOL_IMAP)
|
|
Log.v(K9.LOG_TAG, getLogId() + "<<<" + nullResponse);
|
|
|
|
List<ImapResponse> nullResponses = new LinkedList<ImapResponse>();
|
|
nullResponses.add(nullResponse);
|
|
receiveCapabilities(nullResponses);
|
|
|
|
if (!hasCapability(CAPABILITY_CAPABILITY)) {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Did not get capabilities in banner, requesting CAPABILITY for " + getLogId());
|
|
List<ImapResponse> responses = receiveCapabilities(executeSimpleCommand(COMMAND_CAPABILITY));
|
|
if (responses.size() != 2) {
|
|
throw new MessagingException("Invalid CAPABILITY response received");
|
|
}
|
|
}
|
|
|
|
if (mSettings.getConnectionSecurity() == CONNECTION_SECURITY_TLS_OPTIONAL
|
|
|| mSettings.getConnectionSecurity() == CONNECTION_SECURITY_TLS_REQUIRED) {
|
|
|
|
if (hasCapability("STARTTLS")) {
|
|
// STARTTLS
|
|
executeSimpleCommand("STARTTLS");
|
|
|
|
SSLContext sslContext = SSLContext.getInstance("TLS");
|
|
boolean secure = mSettings.getConnectionSecurity() == CONNECTION_SECURITY_TLS_REQUIRED;
|
|
sslContext.init(null, new TrustManager[] {
|
|
TrustManagerFactory.get(mSettings.getHost(), secure)
|
|
}, new SecureRandom());
|
|
mSocket = sslContext.getSocketFactory().createSocket(mSocket, mSettings.getHost(), mSettings.getPort(),
|
|
true);
|
|
mSocket.setSoTimeout(Store.SOCKET_READ_TIMEOUT);
|
|
mIn = new PeekableInputStream(new BufferedInputStream(mSocket
|
|
.getInputStream(), 1024));
|
|
mParser = new ImapResponseParser(mIn);
|
|
mOut = mSocket.getOutputStream();
|
|
} else if (mSettings.getConnectionSecurity() == CONNECTION_SECURITY_TLS_REQUIRED) {
|
|
throw new MessagingException("TLS not supported but required");
|
|
}
|
|
}
|
|
|
|
mOut = new BufferedOutputStream(mOut, 1024);
|
|
|
|
try {
|
|
// Yahoo! requires a custom IMAP command to work right over a non-3G network
|
|
if (mSettings.getHost().endsWith("yahoo.com")) {
|
|
if (K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Found Yahoo! account. Sending proprietary commands.");
|
|
executeSimpleCommand("ID (\"GUID\" \"1\")");
|
|
}
|
|
if (mSettings.getAuthType() == AuthType.CRAM_MD5) {
|
|
authCramMD5();
|
|
// The authCramMD5 method called on the previous line does not allow for handling updated capabilities
|
|
// sent by the server. So, to make sure we update to the post-authentication capability list
|
|
// we fetch the capabilities here.
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Updating capabilities after CRAM-MD5 authentication for " + getLogId());
|
|
List<ImapResponse> responses = receiveCapabilities(executeSimpleCommand(COMMAND_CAPABILITY));
|
|
if (responses.size() != 2) {
|
|
throw new MessagingException("Invalid CAPABILITY response received");
|
|
}
|
|
|
|
} else if (mSettings.getAuthType() == AuthType.PLAIN) {
|
|
receiveCapabilities(executeSimpleCommand(String.format("LOGIN %s %s", ImapStore.encodeString(mSettings.getUsername()), ImapStore.encodeString(mSettings.getPassword())), true));
|
|
}
|
|
authSuccess = true;
|
|
} catch (ImapException ie) {
|
|
throw new AuthenticationFailedException(ie.getAlertText(), ie);
|
|
|
|
} catch (MessagingException me) {
|
|
throw new AuthenticationFailedException(null, me);
|
|
}
|
|
if (K9.DEBUG) {
|
|
Log.d(K9.LOG_TAG, CAPABILITY_COMPRESS_DEFLATE + " = " + hasCapability(CAPABILITY_COMPRESS_DEFLATE));
|
|
}
|
|
if (hasCapability(CAPABILITY_COMPRESS_DEFLATE)) {
|
|
ConnectivityManager connectivityManager = (ConnectivityManager)K9.app.getSystemService(Context.CONNECTIVITY_SERVICE);
|
|
boolean useCompression = true;
|
|
|
|
NetworkInfo netInfo = connectivityManager.getActiveNetworkInfo();
|
|
if (netInfo != null) {
|
|
int type = netInfo.getType();
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "On network type " + type);
|
|
useCompression = mSettings.useCompression(type);
|
|
|
|
}
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "useCompression " + useCompression);
|
|
if (useCompression) {
|
|
try {
|
|
executeSimpleCommand(COMMAND_COMPRESS_DEFLATE);
|
|
Inflater inf = new Inflater(true);
|
|
InflaterInputStream zInputStream = new InflaterInputStream(mSocket.getInputStream(), inf);
|
|
mIn = new PeekableInputStream(new BufferedInputStream(zInputStream, 1024));
|
|
mParser = new ImapResponseParser(mIn);
|
|
ZOutputStream zOutputStream = new ZOutputStream(mSocket.getOutputStream(), JZlib.Z_BEST_SPEED, true);
|
|
mOut = new BufferedOutputStream(zOutputStream, 1024);
|
|
zOutputStream.setFlushMode(JZlib.Z_PARTIAL_FLUSH);
|
|
if (K9.DEBUG) {
|
|
Log.i(K9.LOG_TAG, "Compression enabled for " + getLogId());
|
|
}
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to negotiate compression", e);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "NAMESPACE = " + hasCapability(CAPABILITY_NAMESPACE)
|
|
+ ", mPathPrefix = " + mSettings.getPathPrefix());
|
|
|
|
if (mSettings.getPathPrefix() == null) {
|
|
if (hasCapability(CAPABILITY_NAMESPACE)) {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "mPathPrefix is unset and server has NAMESPACE capability");
|
|
List<ImapResponse> namespaceResponses =
|
|
executeSimpleCommand(COMMAND_NAMESPACE);
|
|
for (ImapResponse response : namespaceResponses) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(0), COMMAND_NAMESPACE)) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got NAMESPACE response " + response + " on " + getLogId());
|
|
|
|
Object personalNamespaces = response.get(1);
|
|
if (personalNamespaces != null && personalNamespaces instanceof ImapList) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got personal namespaces: " + personalNamespaces);
|
|
ImapList bracketed = (ImapList)personalNamespaces;
|
|
Object firstNamespace = bracketed.get(0);
|
|
if (firstNamespace != null && firstNamespace instanceof ImapList) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got first personal namespaces: " + firstNamespace);
|
|
bracketed = (ImapList)firstNamespace;
|
|
mSettings.setPathPrefix(bracketed.getString(0));
|
|
mSettings.setPathDelimeter(bracketed.getString(1));
|
|
mSettings.setCombinedPrefix(null);
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got path '" + mSettings.getPathPrefix() + "' and separator '" + mSettings.getPathDelimeter() + "'");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "mPathPrefix is unset but server does not have NAMESPACE capability");
|
|
mSettings.setPathPrefix("");
|
|
}
|
|
}
|
|
if (mSettings.getPathDelimeter() == null) {
|
|
try {
|
|
List<ImapResponse> nameResponses =
|
|
executeSimpleCommand(String.format("LIST \"\" \"\""));
|
|
for (ImapResponse response : nameResponses) {
|
|
if (ImapResponseParser.equalsIgnoreCase(response.get(0), "LIST")) {
|
|
mSettings.setPathDelimeter(response.getString(2));
|
|
mSettings.setCombinedPrefix(null);
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got path delimeter '" + mSettings.getPathDelimeter() + "' for " + getLogId());
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to get path delimeter using LIST", e);
|
|
}
|
|
}
|
|
|
|
|
|
} catch (SSLException e) {
|
|
throw new CertificateValidationException(e.getMessage(), e);
|
|
} catch (GeneralSecurityException gse) {
|
|
throw new MessagingException(
|
|
"Unable to open connection to IMAP server due to security error.", gse);
|
|
} catch (ConnectException ce) {
|
|
String ceMess = ce.getMessage();
|
|
String[] tokens = ceMess.split("-");
|
|
if (tokens != null && tokens.length > 1 && tokens[1] != null) {
|
|
Log.e(K9.LOG_TAG, "Stripping host/port from ConnectionException for " + getLogId(), ce);
|
|
throw new ConnectException(tokens[1].trim());
|
|
} else {
|
|
throw ce;
|
|
}
|
|
} finally {
|
|
if (!authSuccess) {
|
|
Log.e(K9.LOG_TAG, "Failed to login, closing connection for " + getLogId());
|
|
close();
|
|
}
|
|
}
|
|
}
|
|
|
|
protected void authCramMD5() throws AuthenticationFailedException, MessagingException {
|
|
try {
|
|
String tag = sendCommand("AUTHENTICATE CRAM-MD5", false);
|
|
byte[] buf = new byte[1024];
|
|
int b64NonceLen = 0;
|
|
for (int i = 0; i < buf.length; i++) {
|
|
buf[i] = (byte)mIn.read();
|
|
if (buf[i] == 0x0a) {
|
|
b64NonceLen = i;
|
|
break;
|
|
}
|
|
}
|
|
if (b64NonceLen == 0) {
|
|
throw new AuthenticationFailedException("Error negotiating CRAM-MD5: nonce too long.");
|
|
}
|
|
byte[] b64NonceTrim = new byte[b64NonceLen - 2];
|
|
System.arraycopy(buf, 1, b64NonceTrim, 0, b64NonceLen - 2);
|
|
|
|
byte[] b64CRAM = Authentication.computeCramMd5Bytes(mSettings.getUsername(),
|
|
mSettings.getPassword(), b64NonceTrim);
|
|
|
|
mOut.write(b64CRAM);
|
|
mOut.write(new byte[] { 0x0d, 0x0a });
|
|
mOut.flush();
|
|
|
|
int respLen = 0;
|
|
for (int i = 0; i < buf.length; i++) {
|
|
buf[i] = (byte)mIn.read();
|
|
if (buf[i] == 0x0a) {
|
|
respLen = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
String toMatch = tag + " OK";
|
|
String respStr = new String(buf, 0, respLen);
|
|
if (!respStr.startsWith(toMatch)) {
|
|
throw new AuthenticationFailedException("CRAM-MD5 error: " + respStr);
|
|
}
|
|
} catch (IOException ioe) {
|
|
throw new AuthenticationFailedException("CRAM-MD5 Auth Failed.", ioe);
|
|
}
|
|
}
|
|
|
|
protected void setReadTimeout(int millis) throws SocketException {
|
|
Socket sock = mSocket;
|
|
if (sock != null) {
|
|
sock.setSoTimeout(millis);
|
|
}
|
|
}
|
|
|
|
protected boolean isIdleCapable() {
|
|
if (K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Connection " + getLogId() + " has " + capabilities.size() + " capabilities");
|
|
|
|
return capabilities.contains(CAPABILITY_IDLE);
|
|
}
|
|
|
|
protected boolean hasCapability(String capability) {
|
|
return capabilities.contains(capability.toUpperCase());
|
|
}
|
|
|
|
public boolean isOpen() {
|
|
return (mIn != null && mOut != null && mSocket != null && mSocket.isConnected() && !mSocket.isClosed());
|
|
}
|
|
|
|
public void close() {
|
|
// if (isOpen()) {
|
|
// try {
|
|
// executeSimpleCommand("LOGOUT");
|
|
// } catch (Exception e) {
|
|
//
|
|
// }
|
|
// }
|
|
try {
|
|
mIn.close();
|
|
} catch (Exception e) {
|
|
|
|
}
|
|
try {
|
|
mOut.close();
|
|
} catch (Exception e) {
|
|
|
|
}
|
|
try {
|
|
mSocket.close();
|
|
} catch (Exception e) {
|
|
|
|
}
|
|
mIn = null;
|
|
mOut = null;
|
|
mSocket = null;
|
|
}
|
|
|
|
public ImapResponse readResponse() throws IOException, MessagingException {
|
|
return readResponse(null);
|
|
}
|
|
|
|
public ImapResponse readResponse(ImapResponseParser.IImapResponseCallback callback) throws IOException {
|
|
try {
|
|
ImapResponse response = mParser.readResponse(callback);
|
|
if (K9.DEBUG && K9.DEBUG_PROTOCOL_IMAP)
|
|
Log.v(K9.LOG_TAG, getLogId() + "<<<" + response);
|
|
|
|
return response;
|
|
} catch (IOException ioe) {
|
|
close();
|
|
throw ioe;
|
|
}
|
|
}
|
|
|
|
public void sendContinuation(String continuation) throws IOException {
|
|
mOut.write(continuation.getBytes());
|
|
mOut.write('\r');
|
|
mOut.write('\n');
|
|
mOut.flush();
|
|
|
|
if (K9.DEBUG && K9.DEBUG_PROTOCOL_IMAP)
|
|
Log.v(K9.LOG_TAG, getLogId() + ">>> " + continuation);
|
|
|
|
}
|
|
|
|
public String sendCommand(String command, boolean sensitive)
|
|
throws MessagingException, IOException {
|
|
try {
|
|
open();
|
|
String tag = Integer.toString(mNextCommandTag++);
|
|
String commandToSend = tag + " " + command;
|
|
mOut.write(commandToSend.getBytes());
|
|
mOut.write('\r');
|
|
mOut.write('\n');
|
|
mOut.flush();
|
|
|
|
if (K9.DEBUG && K9.DEBUG_PROTOCOL_IMAP) {
|
|
if (sensitive && !K9.DEBUG_SENSITIVE) {
|
|
Log.v(K9.LOG_TAG, getLogId() + ">>> "
|
|
+ "[Command Hidden, Enable Sensitive Debug Logging To Show]");
|
|
} else {
|
|
Log.v(K9.LOG_TAG, getLogId() + ">>> " + commandToSend);
|
|
}
|
|
}
|
|
|
|
return tag;
|
|
} catch (IOException ioe) {
|
|
close();
|
|
throw ioe;
|
|
} catch (ImapException ie) {
|
|
close();
|
|
throw ie;
|
|
} catch (MessagingException me) {
|
|
close();
|
|
throw me;
|
|
}
|
|
}
|
|
|
|
public List<ImapResponse> executeSimpleCommand(String command) throws IOException,
|
|
ImapException, MessagingException {
|
|
return executeSimpleCommand(command, false);
|
|
}
|
|
|
|
public List<ImapResponse> executeSimpleCommand(String command, boolean sensitive) throws IOException,
|
|
ImapException, MessagingException {
|
|
return executeSimpleCommand(command, sensitive, null);
|
|
}
|
|
|
|
// public void logResponse (ImapList response) {
|
|
// for(int i=0;i<response.size();i++) {
|
|
// Object o = response.get(i);
|
|
// if(o instanceof String){
|
|
// Log.w(K9.LOG_TAG+" "+i, (String) o);
|
|
// } else if (o instanceof ImapList) {
|
|
// logResponse((ImapList)o);
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
public List<ImapResponse> executeSimpleCommand(String command, boolean sensitive, UntaggedHandler untaggedHandler)
|
|
throws IOException, ImapException, MessagingException {
|
|
String commandToLog = command;
|
|
if (sensitive && !K9.DEBUG_SENSITIVE) {
|
|
commandToLog = "*sensitive*";
|
|
}
|
|
|
|
|
|
//if (K9.DEBUG)
|
|
// Log.v(K9.LOG_TAG, "Sending IMAP command " + commandToLog + " on connection " + getLogId());
|
|
|
|
String tag = sendCommand(command, sensitive);
|
|
//if (K9.DEBUG)
|
|
// Log.v(K9.LOG_TAG, "Sent IMAP command " + commandToLog + " with tag " + tag + " for " + getLogId());
|
|
|
|
ArrayList<ImapResponse> responses = new ArrayList<ImapResponse>();
|
|
ImapResponse response;
|
|
do {
|
|
response = mParser.readResponse();
|
|
if (K9.DEBUG && K9.DEBUG_PROTOCOL_IMAP)
|
|
Log.v(K9.LOG_TAG, getLogId() + "<<<" + response);
|
|
|
|
if (response.mTag != null && !response.mTag.equalsIgnoreCase(tag)) {
|
|
Log.w(K9.LOG_TAG, "After sending tag " + tag + ", got tag response from previous command " + response + " for " + getLogId());
|
|
Iterator<ImapResponse> iter = responses.iterator();
|
|
while (iter.hasNext()) {
|
|
ImapResponse delResponse = iter.next();
|
|
if (delResponse.mTag != null || delResponse.size() < 2
|
|
|| (!ImapResponseParser.equalsIgnoreCase(delResponse.get(1), "EXISTS") && !ImapResponseParser.equalsIgnoreCase(delResponse.get(1), "EXPUNGE"))) {
|
|
iter.remove();
|
|
}
|
|
}
|
|
response.mTag = null;
|
|
continue;
|
|
}
|
|
if (untaggedHandler != null) {
|
|
untaggedHandler.handleAsyncUntaggedResponse(response);
|
|
}
|
|
responses.add(response);
|
|
} while (response.mTag == null);
|
|
if (response.size() < 1 || !ImapResponseParser.equalsIgnoreCase(response.get(0), "OK")) {
|
|
throw new ImapException("Command: " + commandToLog + "; response: " + response.toString(), response.getAlertText());
|
|
}
|
|
return responses;
|
|
}
|
|
}
|
|
|
|
static class ImapMessage extends MimeMessage {
|
|
ImapMessage(String uid, Folder folder) {
|
|
this.mUid = uid;
|
|
this.mFolder = folder;
|
|
}
|
|
|
|
public void setSize(int size) {
|
|
this.mSize = size;
|
|
}
|
|
|
|
@Override
|
|
public void parse(InputStream in) throws IOException, MessagingException {
|
|
super.parse(in);
|
|
}
|
|
|
|
public void setFlagInternal(Flag flag, boolean set) throws MessagingException {
|
|
super.setFlag(flag, set);
|
|
}
|
|
|
|
|
|
@Override
|
|
public void setFlag(Flag flag, boolean set) throws MessagingException {
|
|
super.setFlag(flag, set);
|
|
mFolder.setFlags(new Message[] { this }, new Flag[] { flag }, set);
|
|
}
|
|
|
|
@Override
|
|
public void delete(String trashFolderName) throws MessagingException {
|
|
getFolder().delete(new Message[] { this }, trashFolderName);
|
|
}
|
|
}
|
|
|
|
static class ImapBodyPart extends MimeBodyPart {
|
|
public ImapBodyPart() throws MessagingException {
|
|
super();
|
|
}
|
|
|
|
public void setSize(int size) {
|
|
this.mSize = size;
|
|
}
|
|
}
|
|
|
|
static class ImapException extends MessagingException {
|
|
private static final long serialVersionUID = 3725007182205882394L;
|
|
String mAlertText;
|
|
|
|
public ImapException(String message, String alertText, Throwable throwable) {
|
|
super(message, throwable);
|
|
this.mAlertText = alertText;
|
|
}
|
|
|
|
public ImapException(String message, String alertText) {
|
|
super(message);
|
|
this.mAlertText = alertText;
|
|
}
|
|
|
|
public String getAlertText() {
|
|
return mAlertText;
|
|
}
|
|
|
|
public void setAlertText(String alertText) {
|
|
mAlertText = alertText;
|
|
}
|
|
}
|
|
|
|
public class ImapFolderPusher extends ImapFolder implements UntaggedHandler {
|
|
final PushReceiver receiver;
|
|
Thread listeningThread = null;
|
|
final AtomicBoolean stop = new AtomicBoolean(false);
|
|
final AtomicBoolean idling = new AtomicBoolean(false);
|
|
final AtomicBoolean doneSent = new AtomicBoolean(false);
|
|
final AtomicInteger delayTime = new AtomicInteger(NORMAL_DELAY_TIME);
|
|
final AtomicInteger idleFailureCount = new AtomicInteger(0);
|
|
final AtomicBoolean needsPoll = new AtomicBoolean(false);
|
|
List<ImapResponse> storedUntaggedResponses = new ArrayList<ImapResponse>();
|
|
TracingWakeLock wakeLock = null;
|
|
|
|
public ImapFolderPusher(ImapStore store, String name, PushReceiver nReceiver) {
|
|
super(store, name);
|
|
receiver = nReceiver;
|
|
TracingPowerManager pm = TracingPowerManager.getPowerManager(receiver.getContext());
|
|
wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "ImapFolderPusher " + store.getAccount().getDescription() + ":" + getName());
|
|
wakeLock.setReferenceCounted(false);
|
|
|
|
}
|
|
public void refresh() throws IOException, MessagingException {
|
|
if (idling.get()) {
|
|
wakeLock.acquire(K9.PUSH_WAKE_LOCK_TIMEOUT);
|
|
sendDone();
|
|
}
|
|
}
|
|
|
|
private void sendDone() throws IOException, MessagingException {
|
|
if (doneSent.compareAndSet(false, true)) {
|
|
ImapConnection conn = mConnection;
|
|
if (conn != null) {
|
|
conn.setReadTimeout(Store.SOCKET_READ_TIMEOUT);
|
|
sendContinuation("DONE");
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
private void sendContinuation(String continuation)
|
|
throws IOException {
|
|
ImapConnection conn = mConnection;
|
|
if (conn != null) {
|
|
conn.sendContinuation(continuation);
|
|
}
|
|
}
|
|
|
|
public void start() {
|
|
Runnable runner = new Runnable() {
|
|
public void run() {
|
|
wakeLock.acquire(K9.PUSH_WAKE_LOCK_TIMEOUT);
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Pusher starting for " + getLogId());
|
|
|
|
while (!stop.get()) {
|
|
try {
|
|
int oldUidNext = -1;
|
|
try {
|
|
String pushStateS = receiver.getPushState(getName());
|
|
ImapPushState pushState = ImapPushState.parse(pushStateS);
|
|
oldUidNext = pushState.uidNext;
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Got oldUidNext " + oldUidNext + " for " + getLogId());
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to get oldUidNext for " + getLogId(), e);
|
|
}
|
|
ImapConnection oldConnection = mConnection;
|
|
internalOpen(OpenMode.READ_ONLY);
|
|
ImapConnection conn = mConnection;
|
|
if (conn == null) {
|
|
receiver.pushError("Could not establish connection for IDLE", null);
|
|
throw new MessagingException("Could not establish connection for IDLE");
|
|
|
|
}
|
|
if (!conn.isIdleCapable()) {
|
|
stop.set(true);
|
|
receiver.pushError("IMAP server is not IDLE capable: " + conn.toString(), null);
|
|
throw new MessagingException("IMAP server is not IDLE capable:" + conn.toString());
|
|
}
|
|
|
|
if (!stop.get() && mAccount.isPushPollOnConnect() && (conn != oldConnection || needsPoll.getAndSet(false))) {
|
|
List<ImapResponse> untaggedResponses = new ArrayList<ImapResponse>(storedUntaggedResponses);
|
|
storedUntaggedResponses.clear();
|
|
processUntaggedResponses(untaggedResponses);
|
|
if (mMessageCount == -1) {
|
|
throw new MessagingException("Message count = -1 for idling");
|
|
}
|
|
receiver.syncFolder(ImapFolderPusher.this);
|
|
}
|
|
if (stop.get()) {
|
|
continue;
|
|
}
|
|
int startUid = oldUidNext;
|
|
|
|
int newUidNext = uidNext;
|
|
|
|
if (newUidNext == -1) {
|
|
if (K9.DEBUG) {
|
|
Log.d(K9.LOG_TAG, "uidNext is -1, using search to find highest UID");
|
|
}
|
|
int highestUid = getHighestUid();
|
|
if (highestUid != -1) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "highest UID = " + highestUid);
|
|
newUidNext = highestUid + 1;
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "highest UID = " + highestUid
|
|
+ ", set newUidNext to " + newUidNext);
|
|
}
|
|
}
|
|
|
|
if (startUid < newUidNext - mAccount.getDisplayCount()) {
|
|
startUid = newUidNext - mAccount.getDisplayCount();
|
|
}
|
|
if (startUid < 1) {
|
|
startUid = 1;
|
|
}
|
|
if (newUidNext > startUid) {
|
|
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Needs sync from uid " + startUid + " to " + newUidNext + " for " + getLogId());
|
|
List<Message> messages = new ArrayList<Message>();
|
|
for (int uid = startUid; uid < newUidNext; uid++) {
|
|
ImapMessage message = new ImapMessage("" + uid, ImapFolderPusher.this);
|
|
messages.add(message);
|
|
}
|
|
if (messages.size() > 0) {
|
|
pushMessages(messages, true);
|
|
}
|
|
|
|
} else {
|
|
List<ImapResponse> untaggedResponses = null;
|
|
while (storedUntaggedResponses.size() > 0) {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Processing " + storedUntaggedResponses.size() + " untagged responses from previous commands for " + getLogId());
|
|
untaggedResponses = new ArrayList<ImapResponse>(storedUntaggedResponses);
|
|
storedUntaggedResponses.clear();
|
|
processUntaggedResponses(untaggedResponses);
|
|
}
|
|
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "About to IDLE for " + getLogId());
|
|
|
|
receiver.setPushActive(getName(), true);
|
|
idling.set(true);
|
|
doneSent.set(false);
|
|
|
|
conn.setReadTimeout((getAccount().getIdleRefreshMinutes() * 60 * 1000) + IDLE_READ_TIMEOUT_INCREMENT);
|
|
untaggedResponses = executeSimpleCommand(COMMAND_IDLE, false, ImapFolderPusher.this);
|
|
idling.set(false);
|
|
delayTime.set(NORMAL_DELAY_TIME);
|
|
idleFailureCount.set(0);
|
|
}
|
|
} catch (Exception e) {
|
|
wakeLock.acquire(K9.PUSH_WAKE_LOCK_TIMEOUT);
|
|
storedUntaggedResponses.clear();
|
|
idling.set(false);
|
|
receiver.setPushActive(getName(), false);
|
|
try {
|
|
close();
|
|
} catch (Exception me) {
|
|
Log.e(K9.LOG_TAG, "Got exception while closing for exception for " + getLogId(), me);
|
|
}
|
|
if (stop.get()) {
|
|
Log.i(K9.LOG_TAG, "Got exception while idling, but stop is set for " + getLogId());
|
|
} else {
|
|
receiver.pushError("Push error for " + getName(), e);
|
|
Log.e(K9.LOG_TAG, "Got exception while idling for " + getLogId(), e);
|
|
int delayTimeInt = delayTime.get();
|
|
receiver.sleep(wakeLock, delayTimeInt);
|
|
delayTimeInt *= 2;
|
|
if (delayTimeInt > MAX_DELAY_TIME) {
|
|
delayTimeInt = MAX_DELAY_TIME;
|
|
}
|
|
delayTime.set(delayTimeInt);
|
|
if (idleFailureCount.incrementAndGet() > IDLE_FAILURE_COUNT_LIMIT) {
|
|
Log.e(K9.LOG_TAG, "Disabling pusher for " + getLogId() + " after " + idleFailureCount.get() + " consecutive errors");
|
|
receiver.pushError("Push disabled for " + getName() + " after " + idleFailureCount.get() + " consecutive errors", e);
|
|
stop.set(true);
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
receiver.setPushActive(getName(), false);
|
|
try {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Pusher for " + getLogId() + " is exiting");
|
|
close();
|
|
} catch (Exception me) {
|
|
Log.e(K9.LOG_TAG, "Got exception while closing for " + getLogId(), me);
|
|
} finally {
|
|
wakeLock.release();
|
|
}
|
|
}
|
|
};
|
|
listeningThread = new Thread(runner);
|
|
listeningThread.start();
|
|
}
|
|
|
|
@Override
|
|
protected void handleUntaggedResponse(ImapResponse response) {
|
|
if (response.mTag == null && response.size() > 1) {
|
|
Object responseType = response.get(1);
|
|
if (ImapResponseParser.equalsIgnoreCase(responseType, "FETCH")
|
|
|| ImapResponseParser.equalsIgnoreCase(responseType, "EXPUNGE")
|
|
|| ImapResponseParser.equalsIgnoreCase(responseType, "EXISTS")) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Storing response " + response + " for later processing");
|
|
|
|
storedUntaggedResponses.add(response);
|
|
}
|
|
handlePossibleUidNext(response);
|
|
}
|
|
}
|
|
|
|
protected void processUntaggedResponses(List<ImapResponse> responses) throws MessagingException {
|
|
boolean skipSync = false;
|
|
int oldMessageCount = mMessageCount;
|
|
if (oldMessageCount == -1) {
|
|
skipSync = true;
|
|
}
|
|
List<Integer> flagSyncMsgSeqs = new ArrayList<Integer>();
|
|
List<String> removeMsgUids = new LinkedList<String>();
|
|
|
|
for (ImapResponse response : responses) {
|
|
oldMessageCount += processUntaggedResponse(oldMessageCount, response, flagSyncMsgSeqs, removeMsgUids);
|
|
}
|
|
if (!skipSync) {
|
|
if (oldMessageCount < 0) {
|
|
oldMessageCount = 0;
|
|
}
|
|
if (mMessageCount > oldMessageCount) {
|
|
syncMessages(mMessageCount, true);
|
|
}
|
|
}
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "UIDs for messages needing flag sync are " + flagSyncMsgSeqs + " for " + getLogId());
|
|
|
|
if (flagSyncMsgSeqs.size() > 0) {
|
|
syncMessages(flagSyncMsgSeqs);
|
|
}
|
|
if (removeMsgUids.size() > 0) {
|
|
removeMessages(removeMsgUids);
|
|
}
|
|
}
|
|
|
|
private void syncMessages(int end, boolean newArrivals) throws MessagingException {
|
|
int oldUidNext = -1;
|
|
try {
|
|
String pushStateS = receiver.getPushState(getName());
|
|
ImapPushState pushState = ImapPushState.parse(pushStateS);
|
|
oldUidNext = pushState.uidNext;
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Got oldUidNext " + oldUidNext + " for " + getLogId());
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to get oldUidNext for " + getLogId(), e);
|
|
}
|
|
|
|
Message[] messageArray = getMessages(end, end, null, true, null);
|
|
if (messageArray != null && messageArray.length > 0) {
|
|
int newUid = Integer.parseInt(messageArray[0].getUid());
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Got newUid " + newUid + " for message " + end + " on " + getLogId());
|
|
int startUid = oldUidNext;
|
|
if (startUid < newUid - 10) {
|
|
startUid = newUid - 10;
|
|
}
|
|
if (startUid < 1) {
|
|
startUid = 1;
|
|
}
|
|
if (newUid >= startUid) {
|
|
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Needs sync from uid " + startUid + " to " + newUid + " for " + getLogId());
|
|
List<Message> messages = new ArrayList<Message>();
|
|
for (int uid = startUid; uid <= newUid; uid++) {
|
|
ImapMessage message = new ImapMessage("" + uid, ImapFolderPusher.this);
|
|
messages.add(message);
|
|
}
|
|
if (messages.size() > 0) {
|
|
pushMessages(messages, true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void syncMessages(List<Integer> flagSyncMsgSeqs) {
|
|
try {
|
|
Message[] messageArray = null;
|
|
|
|
messageArray = getMessages(flagSyncMsgSeqs, true, null);
|
|
|
|
List<Message> messages = new ArrayList<Message>();
|
|
messages.addAll(Arrays.asList(messageArray));
|
|
pushMessages(messages, false);
|
|
|
|
} catch (Exception e) {
|
|
receiver.pushError("Exception while processing Push untagged responses", e);
|
|
}
|
|
}
|
|
|
|
private void removeMessages(List<String> removeUids) {
|
|
List<Message> messages = new ArrayList<Message>(removeUids.size());
|
|
|
|
try {
|
|
Message[] existingMessages = getMessagesFromUids(removeUids, true, null);
|
|
for (Message existingMessage : existingMessages) {
|
|
needsPoll.set(true);
|
|
msgSeqUidMap.clear();
|
|
String existingUid = existingMessage.getUid();
|
|
Log.w(K9.LOG_TAG, "Message with UID " + existingUid + " still exists on server, not expunging");
|
|
removeUids.remove(existingUid);
|
|
}
|
|
for (String uid : removeUids) {
|
|
ImapMessage message = new ImapMessage(uid, this);
|
|
try {
|
|
message.setFlagInternal(Flag.DELETED, true);
|
|
} catch (MessagingException me) {
|
|
Log.e(K9.LOG_TAG, "Unable to set DELETED flag on message " + message.getUid());
|
|
}
|
|
messages.add(message);
|
|
}
|
|
receiver.messagesRemoved(this, messages);
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Cannot remove EXPUNGEd messages", e);
|
|
}
|
|
|
|
}
|
|
|
|
protected int processUntaggedResponse(int oldMessageCount, ImapResponse response, List<Integer> flagSyncMsgSeqs, List<String> removeMsgUids) {
|
|
super.handleUntaggedResponse(response);
|
|
int messageCountDelta = 0;
|
|
if (response.mTag == null && response.size() > 1) {
|
|
try {
|
|
Object responseType = response.get(1);
|
|
if (ImapResponseParser.equalsIgnoreCase(responseType, "FETCH")) {
|
|
Log.i(K9.LOG_TAG, "Got FETCH " + response);
|
|
int msgSeq = response.getNumber(0);
|
|
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got untagged FETCH for msgseq " + msgSeq + " for " + getLogId());
|
|
|
|
if (!flagSyncMsgSeqs.contains(msgSeq)) {
|
|
flagSyncMsgSeqs.add(msgSeq);
|
|
}
|
|
}
|
|
if (ImapResponseParser.equalsIgnoreCase(responseType, "EXPUNGE")) {
|
|
int msgSeq = response.getNumber(0);
|
|
if (msgSeq <= oldMessageCount) {
|
|
messageCountDelta = -1;
|
|
}
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got untagged EXPUNGE for msgseq " + msgSeq + " for " + getLogId());
|
|
|
|
List<Integer> newSeqs = new ArrayList<Integer>();
|
|
Iterator<Integer> flagIter = flagSyncMsgSeqs.iterator();
|
|
while (flagIter.hasNext()) {
|
|
Integer flagMsg = flagIter.next();
|
|
if (flagMsg >= msgSeq) {
|
|
flagIter.remove();
|
|
if (flagMsg > msgSeq) {
|
|
newSeqs.add(flagMsg--);
|
|
}
|
|
}
|
|
}
|
|
flagSyncMsgSeqs.addAll(newSeqs);
|
|
|
|
|
|
List<Integer> msgSeqs = new ArrayList<Integer>(msgSeqUidMap.keySet());
|
|
Collections.sort(msgSeqs); // Have to do comparisons in order because of msgSeq reductions
|
|
|
|
for (Integer msgSeqNumI : msgSeqs) {
|
|
if (K9.DEBUG) {
|
|
Log.v(K9.LOG_TAG, "Comparing EXPUNGEd msgSeq " + msgSeq + " to " + msgSeqNumI);
|
|
}
|
|
int msgSeqNum = msgSeqNumI;
|
|
if (msgSeqNum == msgSeq) {
|
|
String uid = msgSeqUidMap.get(msgSeqNum);
|
|
if (K9.DEBUG) {
|
|
Log.d(K9.LOG_TAG, "Scheduling removal of UID " + uid + " because msgSeq " + msgSeqNum + " was expunged");
|
|
}
|
|
removeMsgUids.add(uid);
|
|
msgSeqUidMap.remove(msgSeqNum);
|
|
} else if (msgSeqNum > msgSeq) {
|
|
String uid = msgSeqUidMap.get(msgSeqNum);
|
|
if (K9.DEBUG) {
|
|
Log.d(K9.LOG_TAG, "Reducing msgSeq for UID " + uid + " from " + msgSeqNum + " to " + (msgSeqNum - 1));
|
|
}
|
|
msgSeqUidMap.remove(msgSeqNum);
|
|
msgSeqUidMap.put(msgSeqNum - 1, uid);
|
|
}
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Could not handle untagged FETCH for " + getLogId(), e);
|
|
}
|
|
}
|
|
return messageCountDelta;
|
|
}
|
|
|
|
|
|
private void pushMessages(List<Message> messages, boolean newArrivals) {
|
|
RuntimeException holdException = null;
|
|
try {
|
|
if (newArrivals) {
|
|
receiver.messagesArrived(this, messages);
|
|
} else {
|
|
receiver.messagesFlagsChanged(this, messages);
|
|
}
|
|
} catch (RuntimeException e) {
|
|
holdException = e;
|
|
}
|
|
|
|
if (holdException != null) {
|
|
throw holdException;
|
|
}
|
|
}
|
|
|
|
public void stop() {
|
|
stop.set(true);
|
|
if (listeningThread != null) {
|
|
listeningThread.interrupt();
|
|
}
|
|
ImapConnection conn = mConnection;
|
|
if (conn != null) {
|
|
if (K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Closing mConnection to stop pushing for " + getLogId());
|
|
conn.close();
|
|
} else {
|
|
Log.w(K9.LOG_TAG, "Attempt to interrupt null mConnection to stop pushing on folderPusher for " + getLogId());
|
|
}
|
|
}
|
|
|
|
public void handleAsyncUntaggedResponse(ImapResponse response) {
|
|
if (K9.DEBUG)
|
|
Log.v(K9.LOG_TAG, "Got async response: " + response);
|
|
|
|
if (stop.get()) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got async untagged response: " + response + ", but stop is set for " + getLogId());
|
|
|
|
try {
|
|
sendDone();
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Exception while sending DONE for " + getLogId(), e);
|
|
}
|
|
} else {
|
|
if (response.mTag == null) {
|
|
if (response.size() > 1) {
|
|
boolean started = false;
|
|
Object responseType = response.get(1);
|
|
if (ImapResponseParser.equalsIgnoreCase(responseType, "EXISTS") || ImapResponseParser.equalsIgnoreCase(responseType, "EXPUNGE") ||
|
|
ImapResponseParser.equalsIgnoreCase(responseType, "FETCH")) {
|
|
if (!started) {
|
|
wakeLock.acquire(K9.PUSH_WAKE_LOCK_TIMEOUT);
|
|
started = true;
|
|
}
|
|
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Got useful async untagged response: " + response + " for " + getLogId());
|
|
|
|
try {
|
|
sendDone();
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Exception while sending DONE for " + getLogId(), e);
|
|
}
|
|
}
|
|
} else if (response.mCommandContinuationRequested) {
|
|
if (K9.DEBUG)
|
|
Log.d(K9.LOG_TAG, "Idling " + getLogId());
|
|
|
|
wakeLock.release();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
@Override
|
|
public Pusher getPusher(PushReceiver receiver) {
|
|
return new ImapPusher(this, receiver);
|
|
}
|
|
|
|
public class ImapPusher implements Pusher {
|
|
final ImapStore mStore;
|
|
final PushReceiver mReceiver;
|
|
private long lastRefresh = -1;
|
|
|
|
HashMap<String, ImapFolderPusher> folderPushers = new HashMap<String, ImapFolderPusher>();
|
|
|
|
public ImapPusher(ImapStore store, PushReceiver receiver) {
|
|
mStore = store;
|
|
mReceiver = receiver;
|
|
}
|
|
|
|
public void start(List<String> folderNames) {
|
|
stop();
|
|
synchronized (folderPushers) {
|
|
setLastRefresh(System.currentTimeMillis());
|
|
for (String folderName : folderNames) {
|
|
ImapFolderPusher pusher = folderPushers.get(folderName);
|
|
if (pusher == null) {
|
|
pusher = new ImapFolderPusher(mStore, folderName, mReceiver);
|
|
folderPushers.put(folderName, pusher);
|
|
pusher.start();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public void refresh() {
|
|
synchronized (folderPushers) {
|
|
for (ImapFolderPusher folderPusher : folderPushers.values()) {
|
|
try {
|
|
folderPusher.refresh();
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Got exception while refreshing for " + folderPusher.getName(), e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public void stop() {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Requested stop of IMAP pusher");
|
|
|
|
synchronized (folderPushers) {
|
|
for (ImapFolderPusher folderPusher : folderPushers.values()) {
|
|
try {
|
|
if (K9.DEBUG)
|
|
Log.i(K9.LOG_TAG, "Requesting stop of IMAP folderPusher " + folderPusher.getName());
|
|
folderPusher.stop();
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Got exception while stopping " + folderPusher.getName(), e);
|
|
}
|
|
}
|
|
folderPushers.clear();
|
|
}
|
|
}
|
|
|
|
public int getRefreshInterval() {
|
|
return (getAccount().getIdleRefreshMinutes() * 60 * 1000);
|
|
}
|
|
|
|
public long getLastRefresh() {
|
|
return lastRefresh;
|
|
}
|
|
|
|
public void setLastRefresh(long lastRefresh) {
|
|
this.lastRefresh = lastRefresh;
|
|
}
|
|
|
|
}
|
|
private interface UntaggedHandler {
|
|
void handleAsyncUntaggedResponse(ImapResponse respose);
|
|
}
|
|
|
|
protected static class ImapPushState {
|
|
protected int uidNext;
|
|
protected ImapPushState(int nUidNext) {
|
|
uidNext = nUidNext;
|
|
}
|
|
protected static ImapPushState parse(String pushState) {
|
|
int newUidNext = -1;
|
|
if (pushState != null) {
|
|
StringTokenizer tokenizer = new StringTokenizer(pushState, ";");
|
|
while (tokenizer.hasMoreTokens()) {
|
|
StringTokenizer thisState = new StringTokenizer(tokenizer.nextToken(), "=");
|
|
if (thisState.hasMoreTokens()) {
|
|
String key = thisState.nextToken();
|
|
|
|
if ("uidNext".equalsIgnoreCase(key) && thisState.hasMoreTokens()) {
|
|
String value = thisState.nextToken();
|
|
try {
|
|
newUidNext = Integer.parseInt(value);
|
|
} catch (Exception e) {
|
|
Log.e(K9.LOG_TAG, "Unable to part uidNext value " + value, e);
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return new ImapPushState(newUidNext);
|
|
}
|
|
@Override
|
|
public String toString() {
|
|
return "uidNext=" + uidNext;
|
|
}
|
|
|
|
}
|
|
private interface ImapSearcher {
|
|
List<ImapResponse> search() throws IOException, MessagingException;
|
|
}
|
|
|
|
private static class FetchBodyCallback implements ImapResponseParser.IImapResponseCallback {
|
|
private HashMap<String, Message> mMessageMap;
|
|
|
|
FetchBodyCallback(HashMap<String, Message> mesageMap) {
|
|
mMessageMap = mesageMap;
|
|
}
|
|
|
|
@Override
|
|
public Object foundLiteral(ImapResponse response,
|
|
FixedLengthInputStream literal) throws IOException, Exception {
|
|
if (response.mTag == null &&
|
|
ImapResponseParser.equalsIgnoreCase(response.get(1), "FETCH")) {
|
|
ImapList fetchList = (ImapList)response.getKeyedValue("FETCH");
|
|
String uid = fetchList.getKeyedString("UID");
|
|
|
|
ImapMessage message = (ImapMessage) mMessageMap.get(uid);
|
|
message.parse(literal);
|
|
|
|
// Return placeholder object
|
|
return new Integer(1);
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
|
|
private static class FetchPartCallback implements ImapResponseParser.IImapResponseCallback {
|
|
private Part mPart;
|
|
|
|
FetchPartCallback(Part part) {
|
|
mPart = part;
|
|
}
|
|
|
|
@Override
|
|
public Object foundLiteral(ImapResponse response,
|
|
FixedLengthInputStream literal) throws IOException, Exception {
|
|
if (response.mTag == null &&
|
|
ImapResponseParser.equalsIgnoreCase(response.get(1), "FETCH")) {
|
|
//TODO: check for correct UID
|
|
|
|
String contentTransferEncoding = mPart.getHeader(
|
|
MimeHeader.HEADER_CONTENT_TRANSFER_ENCODING)[0];
|
|
|
|
return MimeUtility.decodeBody(literal, contentTransferEncoding);
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
|
|
}
|