+// Copyright 2000-2005 the Contributors, as shown in the revision logs.
+// Licensed under the Apache Public Source License 2.0 ("the License").
+// You may not use this file except in compliance with the License.
+
package org.ibex.mail.protocol;
+import org.ibex.io.*;
+import org.ibex.crypto.*;
+import org.ibex.jinetd.Listener;
+import org.ibex.jinetd.Worker;
import org.ibex.mail.*;
import org.ibex.util.*;
import org.ibex.mail.target.*;
import java.net.*;
import java.text.*;
import java.io.*;
+
+// FIXME: this is valid LSUB "" asdfdas%*%*%*%*SFEFGWEF
+// FIXME: be very careful about where/when we quotify stuff
+// FIXME: 'UID FOO 100:*' must match at least one message even if all UIDs less than 100
+// FIXME: LIST should return INBOX if applicable
// Relevant RFC's:
// RFC 2060: IMAPv4
// RFC 3691: UNSELECT
// RFC 2971: ID
-// FEATURE: MIME-queries
+// FEATURE: make sure we're being case-insensitive enough; probably want to upcase atom()
+// FEATURE: MIME-queries and BODYSTRUCTURE
// FEATURE: READ-WRITE / READ-ONLY status on SELECT
// FEATURE: pipelining
// FEATURE: support [charset]
// FEATURE: \Noselect
// FEATURE: subscriptions
+// FEATURE: tune for efficiency
+// FEATURE: STARTTLS
+// FEATURE: asynchronous client notifications (need to re-read RFC)
public class IMAP {
- public static final float version = (float)0.1;
+ public IMAP() { }
+ public static final float version = (float)0.2;
// API Class //////////////////////////////////////////////////////////////////////////////
- public static final int
- PEEK=0x1, BODYSTRUCTURE=0x2, ENVELOPE=0x4, FLAGS=0x8, INTERNALDATE=0x10,
- RFC822=0x20, RFC822TEXT=0x40, RFC822SIZE=0x80, NEGATEHEADERS=0x100, UID=0x200, RFC822HEADER=0x400;
+ public static interface Client {
+ public void expunge(int uid);
+ public void list(char separator, String mailbox, boolean lsub, boolean phantom);
+ public void fetch(int num, int flags, int size, Message m, int muid); // m may be null or incomplete
+ }
- public static interface API {
- public String[] capability();
+ public static interface Server {
+ public void setClient(IMAP.Client client);
+ public String[] capability();
public Hashtable id(Hashtable clientId);
- public void copy(Query q, String to);
- public void login(String u, String p);
- public void logout();
- public void unselect();
- public void delete(String m);
- public void create(String m);
- public void append(String m, int flags, Date arrival, String body);
- public void check();
- public void noop();
- public void close();
- public void subscribe(String mailbox);
- public void unsubscribe(String mailbox);
- public int seen(String mailbox);
- public int recent(String mailbox);
- public int count(String mailbox);
- public int uidNext(String mailbox);
- public int uidValidity(String mailbox);
- public int[] search(Query q, boolean uid);
- public void rename(String from, String to);
- public void select(String mailbox, boolean examineOnly);
-
- public static interface Client {
- public void expunge(int uid);
- public void list(char separator, String mailbox);
- public void fetch(int uidnum, int flags, int size, Message m); // m may be null or incomplete
- }
-
- public void setFlags(Query q, int flags, boolean uid, Client c);
- public void removeFlags(Query q, int flags, boolean uid, Client c);
- public void addFlags(Query q, int flags, boolean uid, Client c);
- public void expunge(Client client);
- public void fetch(Query q, int spec, String[] headers, int start, int end, boolean uid, Client c);
- public void lsub(String start, String ref, Client client);
- public void list(String start, String ref, Client client);
-
- public static interface Authenticator { public abstract Mailbox authenticate(String user, String pass); }
+ public void copy(Query q, String to);
+ public void logout();
+ public void unselect();
+ public void delete(String m);
+ public void create(String m);
+ public void append(String m, int flags, Date arrival, String body);
+ public void check();
+ public void noop();
+ public void close();
+ public void subscribe(String mailbox);
+ public void unsubscribe(String mailbox);
+ public int unseen(String mailbox);
+ public int recent(String mailbox);
+ public int count(String mailbox);
+ public int count();
+ public int maxuid();
+ public int uidNext(String mailbox);
+ public int uidValidity(String mailbox);
+ public int[] search(Query q, boolean uid);
+ public void rename(String from, String to);
+ public void select(String mailbox, boolean examineOnly);
+ public void setFlags(Query q, int flags, boolean uid, boolean silent);
+ public void removeFlags(Query q, int flags, boolean uid, boolean silent);
+ public void addFlags(Query q, int flags, boolean uid, boolean silent);
+ public void expunge();
+ public void fetch(Query q, int spec, String[] headers, int start, int end, boolean uid);
+ public void lsub(String start, String ref);
+ public void list(String start, String ref);
public static class Exn extends MailException { public Exn(String s) { super(s); } }
public static class Bad extends Exn { public Bad(String s) { super(s); } }
public static class No extends Exn { public No(String s) { super(s); } }
}
- // SocketWrapper //////////////////////////////////////////////////////////////////////////////
-
- public static class SocketWrapper /* implements API */ {
- // eventually this will implement the client side of an IMAP socket conversation
- }
-
// MailboxWrapper //////////////////////////////////////////////////////////////////////////////
- /** wraps an IMAP.API interface around a Mailbox */
- public static class MailboxWrapper implements API {
+ /** wraps an IMAP.Server interface around a Mailbox */
+ public static class MailboxWrapper implements Server {
+
+ public static final char sep = '.';
Mailbox inbox = null;
Mailbox selected = null;
- Mailbox selected() { if (selected == null) throw new API.Bad("no mailbox selected"); return selected; }
- final API.Authenticator auth;
-
- public static final char sep = '.';
+ Mailbox root = null;
+ Mailbox selected() { if (selected == null) throw new Bad("no mailbox selected"); return selected; }
+ final Login auth;
+ final Client client;
- private final Mailbox root;
- public MailboxWrapper(Mailbox root, API.Authenticator auth) { this.root = root; this.auth = auth; }
+ public MailboxWrapper(Login auth, Client c) { this.auth=auth; this.client=c;}
+ public void setClient(IMAP.Client client) { }
- private Mailbox getMailbox(String name, boolean create) {
+ private Mailbox mailbox(String name, boolean create) { return mailbox(name, create, true); }
+ private Mailbox mailbox(String name, boolean create, boolean throwexn) {
+ if (name.equalsIgnoreCase("inbox")) return inbox;
Mailbox m = root;
for(StringTokenizer st = new StringTokenizer(name, sep + ""); st.hasMoreTokens();)
- if ((m = m.slash(st.nextToken(), create)) == null) throw new API.No("no such mailbox " + name);
+ if ((m = m.slash(st.nextToken(), create)) == null) {
+ if (throwexn) throw new Server.No("no such mailbox " + name);
+ return null;
+ }
return m;
}
// FEATURE: not accurate when a wildcard and subsequent non-wildcards both match a single component
- public void lsub(String start, String ref, Client client) { list(start, ref, client); }
- public void list(String start, String ref, Client client) {
- if (ref.length() == 0 && start.length() == 0) { client.list(sep, ""); return; }
+ public void lsub(String start, String ref) { list(start, ref, true); }
+ public void list(String start, String ref) { list(start, ref, false); }
+ public void list(String start, String ref, boolean lsub) {
+ if (ref.length() == 0) { client.list(sep, start, lsub, false); return; }
while (start.endsWith(""+sep)) start = start.substring(0, start.length() - 1);
if (ref.endsWith("%")) ref = ref + sep;
- String[] children = (start.length() == 0 ? root : getMailbox(start, false)).children();
+ String[] children = (start.length() == 0 ? root : mailbox(start, false)).children();
for(int i=0; i<children.length; i++) {
String s = children[i], pre = ref, kid = start + (start.length() > 0 ? sep+"" : "") + s;
+ if (mailbox(kid, false) == null) continue;
+ boolean phantom = mailbox(kid, false).phantom();
while(true) {
if (pre.length() == 0) {
- if (s.length() == 0) client.list(sep, kid);
+ if (s.length() == 0) client.list(sep, kid, lsub, phantom);
} else switch(pre.charAt(0)) {
- case sep: if (s.length() == 0) list(kid, pre.substring(1), client); break;
- case '%': client.list(sep, kid); pre = pre.substring(1); s = ""; continue;
- case '*': client.list(sep, kid); list(kid, pre, client); pre = pre.substring(1); break;
- default: if (s.length()==0) break;
- if (s.charAt(0) != pre.charAt(0)) break;
- s = s.substring(1); pre = pre.substring(1); continue;
+ case sep: if (s.length() == 0) list(kid, pre.substring(1), lsub); break;
+ case '%': client.list(sep,kid,lsub,phantom);pre=pre.substring(1); s = ""; continue;
+ case '*': client.list(sep,kid,lsub,phantom);list(kid,pre,lsub);pre=pre.substring(1); break;
+ default: if (s.length()==0) break;
+ if (s.charAt(0) != pre.charAt(0)) break;
+ s = s.substring(1); pre = pre.substring(1); continue;
}
break;
}
}
}
- public String[] capability() { return new String[] { "IMAP4rev1" /*, "UNSELECT", "ID"*/ }; }
+ public String[] capability() { return new String[] { "IMAP4rev1" , "UNSELECT", "ID" }; }
public Hashtable id(Hashtable clientId) {
Hashtable response = new Hashtable();
response.put("name", IMAP.class.getName());
return response;
}
- public void copy(Query q, String to0) {
- Mailbox to = getMailbox(to0, false); for(Mailbox.Iterator it=selected.iterator(q);it.next();) to.add(it.cur()); }
- public void login(String u, String p) { if ((inbox = auth.authenticate(u,p)) == null) throw new API.No("Login failed."); }
- public void logout() { }
+ public void copy(Query q, String to) { copy(q, mailbox(to, false)); }
+ /* */ void copy(Query q, Mailbox to) {
+ for(Mailbox.Iterator it=selected().iterator(q);it.next();) to.add(it.cur(), it.flags() | Mailbox.Flag.RECENT); }
+
public void unselect() { selected = null; }
- public void delete(String m0) { Mailbox m = getMailbox(m0, false); if (m != inbox) m.destroy(); }
- public void create(String m) { if (!m.endsWith(""+sep)) getMailbox(m, true); }
- public void append(String m, int flags, Date arrival, String body) {
- getMailbox(m, false).add(new Message(null,null,body,arrival), flags); }
+ public void delete(String m0) { delete(mailbox(m0,false)); }
+ public void delete(Mailbox m) { if (!m.equals(inbox)) m.destroy(false); else throw new Bad("can't delete inbox"); }
+ public void create(String m) { mailbox(m, true, false); }
+ public void append(String m,int f,Date a,String b) { try {
+ mailbox(m,false).add(Message.newMessage(new Stream(b)),f|Mailbox.Flag.RECENT);
+ } catch (Message.Malformed e) { throw new No(e.getMessage()); } }
public void check() { }
public void noop() { }
- public void close() { for(Mailbox.Iterator it=selected().iterator(Query.deleted()); it.next();) it.delete(); unselect(); }
- public void expunge(Client c) { for(Mailbox.Iterator it = selected().iterator(Query.deleted());it.next();) expunge(it,c); }
- public void expunge(Mailbox.Iterator it, Client client) { client.expunge(it.uid()); it.delete(); }
+ public void logout() { }
+ public void close() { for(Mailbox.Iterator it=selected().iterator(Query.deleted()); it.next();) it.delete(); }
+ public void expunge() { for(Mailbox.Iterator it = selected().iterator(Query.deleted());it.next();) expunge(it); }
+ public void expunge(Mailbox.Iterator it) { client.expunge(it.uid()); it.delete(); }
public void subscribe(String mailbox) { }
public void unsubscribe(String mailbox) { }
- public int seen(String mailbox) { return getMailbox(mailbox, false).count(Query.seen()); }
- public int recent(String mailbox) { return getMailbox(mailbox, false).count(Query.recent()); }
- public int count(String mailbox) { return getMailbox(mailbox, false).count(Query.all()); }
- public int uidNext(String mailbox) { return getMailbox(mailbox, false).uidNext(); }
- public int uidValidity(String mailbox) { return getMailbox(mailbox, false).uidValidity(); }
- public void select(String mailbox, boolean examineOnly) { selected = getMailbox(mailbox, false); }
- public void setFlags(Query q, int f, boolean uid, Client c) { doFlags(q, f, c, uid, 0); }
- public void addFlags(Query q, int f, boolean uid, Client c) { doFlags(q, f, c, uid, 1); }
- public void removeFlags(Query q, int f, boolean uid, Client c) { doFlags(q, f, c, uid, -1); }
- public int[] search(Query q, boolean uid) {
- Vec vec = new Vec();
- for(Mailbox.Iterator it = selected.iterator(q); it.next(); )
- vec.addElement(new Integer(uid ? it.uid() : it.num()));
- int[] ret = new int[vec.size()];
- for(int i=0; i<ret.length; i++) ret[i] = ((Integer)vec.elementAt(i)).intValue();
+ public int maxuid() {
+ int ret = 0;
+ Mailbox mb = selected();
+ if (mb == null) return 0;
+ for(Mailbox.Iterator it = mb.iterator(); it.next(); ) ret = it.uid();
return ret;
}
- private void doFlags(Query q, int flags, Client c, boolean uid, int style) {
- for(Mailbox.Iterator it = selected.iterator(q);it.next();) {
- switch(style) {
- case -1: it.removeFlags(flags);
- case 0: it.setFlags(flags);
- case 1: it.addFlags(flags);
- }
- if (c != null) c.fetch(uid ? it.uid() : it.num(), it.flags(), -1, null);
+ public int unseen(String mailbox) { return mailbox(mailbox, false).count(Query.not(Query.seen())); }
+ public int recent(String mailbox) { return mailbox(mailbox, false).count(Query.recent()); }
+ public int count(String mailbox) { return mailbox(mailbox, false).count(Query.all()); }
+ public int count() { return selected().count(Query.all()); }
+ public int uidNext(String mailbox) { return mailbox(mailbox, false).uidNext(); }
+ public int uidValidity(String mailbox) { return mailbox(mailbox, false).uidValidity(); }
+ public void select(String mailbox, boolean examineOnly) {
+ selected = mailbox(mailbox, false);
+ }
+
+ public int[] search(Query q, boolean uid) {
+ Vec.Int vec = new Vec.Int();
+ for(Mailbox.Iterator it = selected().iterator(q); it.next();) {
+ vec.addElement(uid ? it.uid() : it.num());
+ it.recent(false);
+ }
+ return vec.dump();
+ }
+
+ public void setFlags(Query q, int f, boolean uid, boolean silent) { doFlags(q, f, uid, 0, silent); }
+ public void addFlags(Query q, int f, boolean uid, boolean silent) { doFlags(q, f, uid, 1, silent); }
+ public void removeFlags(Query q, int f, boolean uid, boolean silent) { doFlags(q, f, uid, -1, silent); }
+
+ private void doFlags(Query q, int flags, boolean uid, int style, boolean silent) {
+ for(Mailbox.Iterator it = selected().iterator(q);it.next();) {
+ boolean recent = it.recent();
+ try { throw new Exception("flags " + flags); } catch (Exception e) { Log.error(this, e); }
+ if (style == -1) it.removeFlags(flags);
+ else if (style == 0) it.setFlags(flags);
+ else if (style == 1) it.addFlags(flags);
+ it.recent(recent);
+ if (!silent) client.fetch(it.num(), it.flags(), -1, null, it.uid());
}
}
public void rename(String from0, String to) {
- Mailbox from = getMailbox(from0, false);
- if (from.equals(inbox)) { from.copy(Query.all(), getMailbox(to, true)); }
- else if (to.equalsIgnoreCase("inbox")) { from.copy(Query.all(), getMailbox(to, true)); from.destroy(); }
+ Mailbox from = mailbox(from0, false);
+ if (from.equals(inbox)) { from.copy(Query.all(), mailbox(to, true)); }
+ else if (to.equalsIgnoreCase("inbox")) { from.copy(Query.all(), mailbox(to, true)); from.destroy(false); }
else from.rename(to);
}
- public void fetch(Query q, int spec, String[] headers, int start, int end, boolean uid, Client client) {
- for(Mailbox.Iterator it = selected.iterator(q); it.next(); )
- client.fetch(uid ? it.uid() : it.num(), it.flags(), it.cur().rfc822size(), it.cur());
+ public void fetch(Query q, int spec, String[] headers, int start, int end, boolean uid) {
+ for(Mailbox.Iterator it = selected().iterator(q); it.next(); ) {
+ Message message = ((spec & (BODYSTRUCTURE | ENVELOPE | INTERNALDATE | FIELDS | FIELDSNOT | RFC822 |
+ RFC822TEXT | RFC822SIZE | HEADERNOT | HEADER)) != 0) ? it.cur() : null;
+ int size = message == null ? 0 : message.size();
+ client.fetch(it.num(), it.flags(), size, message, it.uid());
+ it.recent(false);
+ }
}
}
// Single Session Handler //////////////////////////////////////////////////////////////////////////////
- /** takes an IMAP.API and exposes it to the world as an IMAP server on a TCP socket */
- private static class Server extends Parser implements API.Client {
+ /** takes an IMAP.Server and exposes it to the world as an IMAP server on a TCP socket */
+ public static class Listener implements Worker, Client {
String selectedName = null;
- Mailbox inbox = null;
- final API api;
- final Mailbox root;
- final Socket conn;
- final String vhost;
- public void init() { }
- public Server(Socket conn, Mailbox root, API.Authenticator auth) throws IOException {
- this(conn, java.net.InetAddress.getLocalHost().getHostName(), root, auth); }
- public Server(Socket conn, String vhost, Mailbox root, API.Authenticator auth) throws IOException {
- super(conn);
- this.api = new IMAP.MailboxWrapper(root, auth);
- this.vhost = vhost; this.conn = conn; this.root = root;
+ Mailbox inbox = null, root = null;
+ Server api;
+ Parser parser = null;
+ Connection conn = null;
+ Login auth;
+ public Listener(Login auth) { api = new IMAP.MailboxWrapper(this.auth = auth, this); }
+ Parser.Token token() { return parser.token(); }
+ void println(String s) { conn.println(s); }
+ void newline() { parser.newline(); }
+ Query query(int max) { return parser.query(max, maxn(true)); }
+
+ public void login(String u, String p) {
+ Object ret;
+ if ((ret = auth.login(u,p,IMAP.class)) == null) throw new Server.No("Login failed.");
+ if (ret instanceof IMAP.Server) {
+ api = (IMAP.Server)ret;
+ api.setClient(this);
+ } else {
+ Account account = (Account)ret;
+ ((MailboxWrapper)api).root = root = account.getMailbox(IMAP.class);
+ Log.warn(this, "logged in, root="+root);
+ ((MailboxWrapper)api).inbox = inbox = root.slash("INBOX", false);
+ if (inbox == null) ((MailboxWrapper)api).inbox = inbox = root;
+ }
}
- // client callbacks
- private Token[] lastfetch = null; // hack
- private boolean lastuid = false; // hack
- public void fetch(int uidnum, int flags, int size, Message m) { fetch(null, lastfetch, uidnum, flags, size, lastuid, m); }
- public void expunge(int uid) { star(uid + " EXPUNGE"); }
- public void list(char separator, String mailbox) { star((lsub ? "LSUB":"LIST")+" () \"" + separator + "\" \""+mailbox+"\""); }
- public void star(String s) { println("* " + s); }
-
- boolean lsub = false;
+ private int maxn(boolean uid) { return uid ? api.maxuid() : api.count(); }
- public boolean handleRequest() throws IOException {
- star("OK " + vhost + " " + IMAP.class.getName() + " IMAP4rev1 [RFC3501] v" + version + " server ready");
+ public void handleRequest(Connection conn) {
+ this.conn = conn;
+ parser = new Parser(conn);
+ conn.setTimeout(30 * 60 * 1000);
+ println("* OK " + conn.vhost + " " + IMAP.class.getName() + " IMAP4rev1 [RFC3501] v" + version + " server ready");
for(String tag = null;; newline()) try {
- flush();
+ conn.flush();
boolean uid = false;
- tag = null; tag = token().atom();
+ tag = null; Parser.Token tok = token(); if (tok == null) return; tag = tok.astring();
String command = token().atom();
if (command.equalsIgnoreCase("UID")) { uid = true; command = token().atom(); }
- switch(((Integer)commands.get(command.toUpperCase())).intValue()) {
- case AUTHENTICATE: api.login(token().astring(), token().astring()); break;
- case LOGIN: api.login(token().astring(), token().astring()); break;
- case LOGOUT: api.logout(); star("BYE"); conn.close(); return false;
- case LIST: lsub = false; api.list(token().q(), token().q(), this); break;
- case LSUB: lsub = true; api.lsub(token().q(), token().q(), this); break;
- case SUBSCRIBE: api.subscribe(token().q()); break;
- case UNSUBSCRIBE: api.unsubscribe(token().atom()); break;
- case CAPABILITY: star("CAPABILITY " + Printer.join(" ", api.capability())); break;
- //case ID: id(); break;
- case RENAME: api.rename(token().atom(), token().atom()); break;
- case EXAMINE: api.select(token().astring(), true); break;
- case COPY: api.copy(Query.set(uid, token().set()), token().q()); break;
+ int commandKey = ((Integer)commands.get(command.toUpperCase())).intValue();
+ switch(commandKey) {
+ case LOGIN: login(token().astring(), token().astring()); break;
+ case CAPABILITY: println("* CAPABILITY " + Printer.join(" ", api.capability())); break;
+ case AUTHENTICATE: throw new Server.No("AUTHENTICATE not supported");
+ case LOGOUT: api.logout(); println("* BYE"); conn.close(); return;
+ case LIST: api.list(token().q(), token().astring()); break; /*astring is a hack for EUDORA*/
+ case LSUB: api.lsub(token().q(), token().q()); break;
+ case SUBSCRIBE: api.subscribe(token().astring()); break;
+ case UNSUBSCRIBE: api.unsubscribe(token().astring()); break;
+ case RENAME: api.rename(token().astring(), token().astring()); break;
+ case COPY: selected(); api.copy(Query.set(uid, token().set(maxn(uid))), token().astring()); break;
case DELETE: api.delete(token().atom()); break;
- case CHECK: api.check(); break;
+ case CHECK: selected(); api.check(); break;
case NOOP: api.noop(); break;
- case CLOSE: api.close(); break;
- case EXPUNGE: api.expunge(this); break;
- case UNSELECT: api.unselect(); break;
+ case CLOSE: selected(); api.close(); break;
+ case EXPUNGE: selected(); api.expunge(); break;
+ case UNSELECT: selected(); api.unselect(); selected = false; break;
case CREATE: api.create(token().astring()); break;
- case FETCH: lastuid=uid; fetch(Query.set(uid, token().set()), token().l(), 0, 0, 0, uid, null); break;
- case SEARCH: star("SEARCH " + Printer.join(api.search(query(), uid))); break;
+ case FETCH: selected(); fetch(Query.set(lastuid=uid, token().set(maxn(uid))),
+ lastfetch=token().lx(), 0, 0, 0, uid, 0); break;
+ case SEARCH: {
+ selected();
+ int[] result = api.search(query(maxn(uid)), uid);
+ /*if (result.length > 0)*/ println("* SEARCH " + Printer.join(result));
+ break;
+ }
+ case EXAMINE:
case SELECT: {
String mailbox = token().astring();
- api.select(mailbox, false);
- star("FLAGS (\\Answered \\Flagged \\Deleted \\Seen \\Draft)");
- star(api.count(mailbox) + " EXISTS");
- star(api.recent(mailbox) + " RECENT");
- star("OK [UIDVALIDITY " + api.uidValidity(mailbox) + "] UIDs valid");
+ api.select(mailbox, commandKey==EXAMINE);
+ println("* FLAGS (\\Answered \\Flagged \\Deleted \\Seen \\Draft)");
+ println("* " + api.count(mailbox) + " EXISTS");
+ println("* " + api.recent(mailbox) + " RECENT");
+ println("* OK [UIDVALIDITY " + api.uidValidity(mailbox) + "] UIDs valid");
+ println("* OK [UIDNEXT " + api.uidNext(mailbox) + "]");
+ println("* OK [PERMANENTFLAGS (\\Seen \\Draft \\Answered \\Deleted)]");
+ selected = true;
break; }
case STATUS: {
- String mailbox = token().atom();
- Token[] list = token().l();
+ String mailbox = token().astring(); // hack for GNUS buggy client
+ Parser.Token[] list = token().l();
String response = "";
for(int i=0; i<list.length; i++) {
- String s = list[i].atom();
+ String s = list[i].atom().toUpperCase();
+ if (i>0) response += " ";
if (s.equals("MESSAGES")) response += "MESSAGES " + api.count(mailbox);
- if (s.equals("RECENT")) response += "RECENT " + api.seen(mailbox);
- if (s.equals("UIDNEXT")) response += "UNSEEN " + api.recent(mailbox);
+ if (s.equals("RECENT")) response += "RECENT " + api.recent(mailbox);
+ if (s.equals("UIDNEXT")) response += "UIDNEXT " + api.uidNext(mailbox);
if (s.equals("UIDVALIDITY")) response += "UIDVALIDITY " + api.uidValidity(mailbox);
- if (s.equals("UNSEEN")) response += "UIDNEXT " + api.uidNext(mailbox);
+ if (s.equals("UNSEEN")) response += "UNSEEN " + api.unseen(mailbox);
}
- star("STATUS " + selectedName + " (" + response + ")");
+ println("* STATUS " + mailbox + " (" + response + ")");
break;
}
case APPEND: {
- String m = token().atom();
+ String m = token().astring();
int flags = 0;
- Date arrival = null;
- Token t = token();
+ Date arrival = new Date();
+ Parser.Token t = token();
if (t.type == t.LIST) { flags = t.flags(); t = token(); }
- if (t.type == t.QUOTED) { arrival = t.datetime(); t = token(); }
- api.append(m, flags, arrival, token().q());
+ if (t.type != t.QUOTED) { arrival = t.datetime(); t = token(); }
+ api.append(m, flags, arrival, t.q());
break; }
case STORE: {
- Query q = uid ? Query.uid(token().set()) : Query.num(token().set());
+ selected();
+ Query q = uid ? Query.uid(token().set(maxn(uid))) : Query.num(token().set(maxn(uid)));
String s = token().atom().toUpperCase();
int flags = token().flags();
- if (s.equals("FLAGS")) api.setFlags(q, flags, uid, null);
- else if (s.equals("+FLAGS")) api.addFlags(q, flags, uid, null);
- else if (s.equals("-FLAGS")) api.removeFlags(q, flags, uid, null);
- else if (s.equals("FLAGS.SILENT")) api.setFlags(q, flags, uid, this);
- else if (s.equals("+FLAGS.SILENT")) api.addFlags(q, flags, uid, this);
- else if (s.equals("-FLAGS.SILENT")) api.removeFlags(q, flags, uid, this);
- else throw new API.Bad("unknown STORE specifier " + s);
+ if (s.equals("FLAGS")) api.setFlags(q, flags, uid, false);
+ else if (s.equals("+FLAGS")) api.addFlags(q, flags, uid, false);
+ else if (s.equals("-FLAGS")) api.removeFlags(q, flags, uid, false);
+ else if (s.equals("FLAGS.SILENT")) api.setFlags(q, flags, uid, true);
+ else if (s.equals("+FLAGS.SILENT")) api.addFlags(q, flags, uid, true);
+ else if (s.equals("-FLAGS.SILENT")) api.removeFlags(q, flags, uid, true);
+ else throw new Server.Bad("unknown STORE specifier " + s);
break; }
- default: throw new API.Bad("unrecognized command \"" + command + "\"");
+ default: throw new Server.Bad("unrecognized command \"" + command + "\"");
}
- println(tag + " OK " + command + " Completed.");
- } catch (API.Bad b) { println(tag==null ? "* BAD Invalid tag" : (tag + " Bad " + b.toString())); b.printStackTrace();
- } catch (API.No n) { println(tag==null ? "* BAD Invalid tag" : (tag + " No " + n.toString())); n.printStackTrace(); }
+ println(tag+" OK "+command+" Completed. " +
+ (commandKey == LOGIN ? ("[CAPABILITY "+Printer.join(" ", api.capability())+"]") : ""));
+ } catch (Server.Bad b) { println(tag==null ? "* BAD Invalid tag":(tag + " Bad " + b.toString()));
+ } catch (Server.No n) { println(tag==null?"* BAD Invalid tag":(tag+" No " + n.toString())); }
}
+ private Parser.Token[] lastfetch = null; // hack
+ private boolean lastuid = false; // hack
+ private boolean selected = false;
+ private void selected() { if (!selected) throw new Server.Bad("no mailbox selected"); }
+
+ // Callbacks //////////////////////////////////////////////////////////////////////////////
+
+ public void expunge(int uid) { println("* " + uid + " EXPUNGE"); }
+ public void fetch(int n, int f, int size, Message m, int muid) { fetch(m, lastfetch, n, f, size, lastuid, muid); }
+ public void list(char sep, String mb, boolean sub, boolean p) {
+ println("* " + (sub?"LSUB":"LIST")+" ("+(p?"\\Noselect":"")+") \""+sep+"\" \""+mb+"\"");}
+
/**
* Parse a fetch request <i>or</i> emit a fetch reply.
*
* - parse the fetch request in Token[] t and return a fetch spec
* - emit a fetch reply for the parsed spec with respect to message m
*/
- private void fetch(Query q, Token[] t, int uidnum, int flags, int size, boolean uid, Message m) {
+ private void fetch(Object o, Parser.Token[] t, int num, int flags, int size, boolean uid, int muid) {
+ Query q = o == null ? null : o instanceof Query ? (Query)o : null;
+ Message m = o == null ? null : o instanceof Message ? (Message)o : null;
+ boolean e = q == null;
+
lastfetch = t;
- boolean e = m != null;
int spec = 0; // spec; see constants for flags
String[] headers = null;
int start = -1, end = -1;
- StringBuffer r = new StringBuffer(); // reply
- if (e) { r.append(uidnum); r.append(" FETCH ("); }
+ StringBuffer r = new StringBuffer();
+ if (e) { r.append(num); r.append(" FETCH ("); }
int initlen = r.length();
+ if (uid) {
+ boolean good = false;
+ for(int i=0; i<t.length; i++)
+ if ((t[i].type == Parser.Token.QUOTED || t[i].type == Parser.Token.ATOM) &&
+ t[i].astring().equalsIgnoreCase("UID")) good = true;
+ if (!good) {
+ Parser.Token[] t2 = new Parser.Token[t.length + 1];
+ System.arraycopy(t, 0, t2, 0, t.length);
+ t2[t2.length - 1] = parser.token("UID");
+ lastfetch = (t = t2);
+ }
+ }
+ if (t.length == 0 && (t[0].type == Parser.Token.QUOTED || t[0].type == Parser.Token.ATOM)) {
+ if (t[0].astring().equalsIgnoreCase("ALL"))
+ t = new Parser.Token[] { parser.token("FLAGS"), parser.token("INTERNALDATE"),
+ parser.token("ENVELOPE"), parser.token("RFC822.SIZE") };
+ else if (t[0].astring().equalsIgnoreCase("FULL"))
+ t = new Parser.Token[] { parser.token("FLAGS"), parser.token("INTERNALDATE"), parser.token("BODY"),
+ parser.token("ENVELOPE"), parser.token("RFC822.SIZE") };
+ else if (t[0].astring().equalsIgnoreCase("FAST"))
+ t = new Parser.Token[] { parser.token("FLAGS"), parser.token("INTERNALDATE"),
+ parser.token("RFC822.SIZE") };
+ }
for(int i=0; i<t.length; i++) {
if (r.length() > initlen) r.append(" ");
+ if (t[i] == null || t[i].s == null) continue;
String s = t[i].s.toUpperCase();
- if (!uid || !s.equals("UID")) r.append(s.equals("BODY.PEEK")?"BODY":s);
- if (s.equals("BODYSTRUCTURE")) { spec|=BODYSTRUCTURE;if(e){r.append(" ");r.append(Printer.bodystructure(m));}
- } else if (s.equals("ENVELOPE")) { spec|=ENVELOPE; if(e){r.append(" "); r.append(Printer.envelope(m));}
- } else if (s.equals("FLAGS")) { spec|=FLAGS; if(e){r.append(" "); r.append(Printer.flags(flags));}
- } else if (s.equals("INTERNALDATE")) { spec|=INTERNALDATE; if(e){r.append(" "); r.append(Printer.date(m.arrival));}
- } else if (s.equals("RFC822")) { spec|=RFC822; if(e){r.append(" "); r.append(Printer.message(m));}
- } else if (s.equals("RFC822.TEXT")) { spec|=RFC822TEXT; if(e){r.append(" ");r.append(Printer.qq(m.body));}
- } else if (s.equals("RFC822.HEADER")) { spec|=RFC822HEADER; if(e){r.append(" ");r.append(Printer.qq(m.allHeaders+"\r\n"));}
- } else if (s.equals("RFC822.SIZE")) { spec|=RFC822SIZE; if(e){r.append(" "); r.append(m.rfc822size());}
- } else if (s.equals("UID")) {
- spec|=UID;
- if (e && !uid) { r.append(" "); r.append(uidnum); }
- /*FIXME: UID in nonuid fetch*/
- } else if (s.equals("BODY.PEEK") || s.equals("BODY")) {
- if (s.equalsIgnoreCase("BODY.PEEK")) spec |= PEEK;
+ r.append(s.equalsIgnoreCase("BODY.PEEK")?"BODY":s);
+ if (s.equals("BODYSTRUCTURE")) { spec|=BODYSTRUCTURE;if(e){r.append(" ");r.append(Printer.bodystructure(m));}
+ } else if (s.equals("ENVELOPE")) { spec|=ENVELOPE; if(e){r.append(" ");r.append(Printer.envelope(m));}
+ } else if (s.equals("FLAGS")) { spec|=FLAGS; if(e){r.append(" ");r.append(Printer.flags(flags));}
+ } else if (s.equals("INTERNALDATE")) { spec|=INTERNALDATE; if(e){r.append(" ");r.append(Printer.date(m.arrival));}
+ } else if (s.equals("RFC822")) { spec|=RFC822; if(e){r.append(" ");r.append(Printer.message(m));}
+ } else if (s.equals("RFC822.TEXT")) { spec|=RFC822TEXT; if(e){r.append(" ");r.append(Printer.qq(m.body));}
+ } else if (s.equals("RFC822.HEADER")){ spec|=HEADER;if(e){r.append(" ");r.append(Printer.qq(m.headers.raw+"\r\n"));}
+ } else if (s.equals("RFC822.SIZE")) { spec|=RFC822SIZE; if(e){r.append(" ");r.append(m.size());}
+ } else if (s.equals("UID")) { spec|=UID; if(e){r.append(" ");r.append(muid); }
+ } else if (!(s.equals("BODY.PEEK") || s.equals("BODY"))) { throw new Server.No("unknown fetch argument: " + s);
+ } else {
+ if (s.equalsIgnoreCase("BODY.PEEK")) spec |= PEEK;
+ //else if (e) api.addFlags(Query.num(new int[] { num, num }), Mailbox.Flag.SEEN, false, false);
+ if (i >= t.length - 1 || t[i+1].type != Parser.Token.LIST) {
+ spec |= BODYSTRUCTURE;
+ if (e) { r.append(" "); r.append(Printer.bodystructure(m)); } continue;
+ //{ if (e) { r.append(" "); r.append(Printer.qq(m.body)); } continue; }
+ }
String payload = "";
- if (i<t.length - 1 && (t[i+1].type == Token.LIST)) {
- r.append("[");
- Token[] list = t[++i].l();
- String s2 = list.length == 0 ? "" : list[0].s.toUpperCase();
- r.append(s2);
- if (list.length == 0) { spec |= RFC822TEXT; if(e) payload = m.body; }
- else if (s2.equals("")) { spec |= RFC822TEXT; if(e) payload = m.body; }
- else if (s2.equals("TEXT")) { spec |= RFC822TEXT; if(e) payload = m.body; }
- else if (s2.equals("HEADER")) { spec |= RFC822HEADER; if(e) payload = m.allHeaders+"\r\n"; }
- else if (s2.equals("HEADER.FIELDS")) {
- spec |= RFC822HEADER;
- headers = t[i].l()[1].sl();
- if (e) r.append(" (");
- if(e) for(int j=0; j<headers.length; j++) {
- r.append(headers[j] + (j<headers.length-1?" ":""));
- if (m.headers.get(headers[j]) != null) payload += headers[j]+": "+m.headers.get(headers[j])+"\r\n";
- }
- payload += "\r\n";
- if (e) r.append(")]");
- } else if (s2.equals("HEADER.FIELDS.NOT")) {
- spec |= RFC822HEADER|NEGATEHEADERS;
- headers = t[i].l()[1].sl();
- if (e) r.append(" (");
- if (e) for(int j=0; j<headers.length; j++)
- r.append(headers[j] + (j<headers.length-1?" ":""));
- if (e) r.append(")]");
- if(e) { OUTER: for(Enumeration x=m.headers.keys(); x.hasMoreElements();) {
- String key = (String)x.nextElement();
- for(int j=0; j<headers.length; j++) if (key.equalsIgnoreCase(headers[j])) continue OUTER;
- payload += key + ": " + m.headers.get(key)+"\r\n";
- } }
- payload += "\r\n";
- } else if (s2.equals("MIME")) { throw new API.Bad("MIME not supported");
- } else throw new API.Bad("unknown section type " + s2);
- if (i<t.length - 1 && (t[i+1].s != null && t[i+1].s.startsWith("<"))) {
- i++;
- String s3 = t[i].s.substring(1, t[i].s.indexOf('>'));
- int dot = s3.indexOf('.');
- start = dot == -1 ? Integer.parseInt(s3) : Integer.parseInt(s3.substring(0, s3.indexOf('.')));
- end = dot == -1 ? -1 : Integer.parseInt(s3.substring(s3.indexOf('.') + 1));
- if (e) { payload = payload.substring(start, end+1); r.append("<"+start+">"); }
- }
- } else {
- if (e) payload = m.body;
+ r.append("[");
+ Parser.Token[] list = t[++i].l();
+ s = list.length == 0 ? "" : list[0].s.toUpperCase();
+ r.append(s);
+ if (list.length == 0) { spec |= RFC822TEXT; if(e) payload = m.headers.raw+"\r\n"+m.body; }
+ else if (s.equals("") || s.equals("1")) { spec |= RFC822TEXT; if(e) payload = m.headers.raw+"\r\n"+m.body; }
+ else if (s.equals("TEXT")) { spec |= RFC822TEXT; if(e) payload = m.body; }
+ else if (s.equals("HEADER")) { spec |= HEADER; if(e) payload = m.headers.raw+"\r\n"; }
+ else if (s.equals("HEADER.FIELDS")) { spec |= FIELDS; payload=headers(r,t[i].l()[1].sl(),false,m,e); }
+ else if (s.equals("HEADER.FIELDS.NOT")) { spec |= FIELDSNOT; payload=headers(r,t[i].l()[1].sl(),true,m,e); }
+ else if (s.equals("MIME")) { throw new Server.Bad("MIME not supported"); }
+ else throw new Server.Bad("unknown section type " + s);
+ if (i<t.length - 1 && (t[i+1].s != null && t[i+1].s.startsWith("<"))) {
+ i++;
+ s = t[i].s.substring(1, t[i].s.indexOf('>'));
+ int dot = s.indexOf('.');
+ start = dot == -1 ? Integer.parseInt(s) : Integer.parseInt(s.substring(0, s.indexOf('.')));
+ end = dot == -1 ? -1 : Integer.parseInt(s.substring(s.indexOf('.') + 1));
+ if (e) { payload = payload.substring(start, Math.min(end+1,payload.length())); r.append("<"+start+">"); }
}
- if (e) { r.append(" "); r.append(Printer.qq(payload)); }
- } else {
- throw new API.No("unknown fetch argument: " + s);
+ if (e) { r.append("] "); r.append(Printer.qq(payload)); }
}
}
if (e) {
- // FIXME hack
- if (uid) r.append(" UID " + uidnum);
- r.append(")");
- star(r.toString());
+ r.append(")");
+ println("* " + r.toString());
+ } else {
+ api.fetch(q, spec, headers, start, end, uid);
+ }
+ }
+
+ private String headers(StringBuffer r, String[] headers, boolean negate, Message m, boolean e) {
+ String payload = "";
+ if (e) r.append(" (");
+ if (!negate) {
+ if(e) for(int j=0; j<headers.length; j++) {
+ r.append(headers[j] + (j<headers.length-1?" ":""));
+ if (m.headers.gets(headers[j]) != null) payload += headers[j]+": "+m.headers.gets(headers[j])+"\r\n";
+ }
} else {
- api.fetch(q, spec, headers, start, end, uid, this);
+ throw new Server.No("HEADERS.NOT temporarily disaled");
+ /*
+ if (e) for(int j=0; j<headers.length; j++) r.append(headers[j] + (j<headers.length-1?" ":""));
+ if(e) { OUTER: for(Enumeration x=m.headers.keys(); x.hasMoreElements();) {
+ String key = (String)x.nextElement();
+ for(int j=0; j<headers.length; j++) if (key.equalsIgnoreCase(headers[j])) continue OUTER;
+ payload += key + ": " + m.headers.gets(key)+"\r\n";
+ } }
+ */
}
+ if (e) r.append(")");
+ return payload + "\r\n";
}
-
+
private static final Hashtable commands = new Hashtable();
private static final int UID = 0; static { commands.put("UID", new Integer(UID)); }
private static final int AUTHENTICATE = 1; static { commands.put("AUTHENTICATE", new Integer(AUTHENTICATE)); }
}
public static class Parser {
- private final Socket conn;
- private final InputStream is;
- private final PushbackReader r;
- private final PrintWriter pw;
- public Parser(Socket conn) throws IOException {
- this.conn = conn;
- this.is = conn.getInputStream();
- this.pw = new PrintWriter(new OutputStreamWriter(conn.getOutputStream()));
- this.r = new PushbackReader(new InputStreamReader(this.is));
- }
- protected void println(String s) {
- pw.println(s);
- pw.flush();
- if (log.length() > 0) {
- System.err.println("\033[31;1m"+log+"\033[33;0m");
- log = "";
- }
- System.err.println("\033[33;1m"+s+"\033[33;0m");
- }
- protected void flush() { pw.flush(); }
- Query query() {
+ private Stream stream;
+ public Parser(Stream from) { this.stream = from; }
+ public Token token(String s) { return new Token(s); }
+ protected Query query(int max, int maxuid) {
String s = null;
boolean not = false;
Query q = null;
+ Query ret = null;
while(true) {
- Token t = token();
- if (t.type == t.LIST) throw new API.No("nested queries not yet supported");
- else if (t.type == t.SET) return Query.num(t.set());
- s = t.atom();
- if (s.equals("NOT")) { not = true; continue; }
- if (s.equals("OR")) return Query.or(query(), query());
- if (s.equals("AND")) return Query.and(query(), query());
- break;
+ Parser.Token t = token(false);
+ if (t == null) break;
+ if (t.type == t.LIST) throw new Server.No("nested queries not yet supported FIXME");
+ else if (t.type == t.SET) return Query.num(t.set(max));
+ s = t.atom().toUpperCase();
+ if (s.equals("NOT")) return Query.not(query(max, maxuid));
+ if (s.equals("OR")) return Query.or(query(max, maxuid), query(max, maxuid)); // FIXME parse rest of list
+ if (s.equals("AND")) return Query.and(query(max, maxuid), query(max, maxuid));
+
+ if (s.startsWith("UN")) { not = true; s = s.substring(2); }
+ if (s.equals("ANSWERED")) q = Query.answered();
+ else if (s.equals("DELETED")) q = Query.deleted();
+ else if (s.equals("ALL")) q = Query.all();
+ else if (s.equals("DRAFT")) q = Query.draft();
+ else if (s.equals("FLAGGED")) q = Query.flagged();
+ else if (s.equals("RECENT")) q = Query.recent();
+ else if (s.equals("SEEN")) q = Query.seen();
+ else if (s.equals("OLD")) { not = true; q = Query.recent(); }
+ else if (s.equals("NEW")) q = Query.and(Query.recent(), Query.not(Query.seen()));
+ else if (s.equals("KEYWORD")) q = Query.header("keyword", token().flag());
+ else if (s.equals("HEADER")) q = Query.header(token().astring(), token().astring());
+ else if (s.equals("BCC")) q = Query.header("bcc", token().astring());
+ else if (s.equals("CC")) q = Query.header("cc", token().astring());
+ else if (s.equals("FROM")) q = Query.header("from", token().astring());
+ else if (s.equals("TO")) q = Query.header("to", token().astring());
+ else if (s.equals("SUBJECT")) q = Query.header("subject", token().astring());
+ else if (s.equals("LARGER")) q = Query.size(token().n(), Integer.MAX_VALUE);
+ else if (s.equals("SMALLER")) q = Query.size(Integer.MIN_VALUE, token().n());
+ else if (s.equals("BODY")) q = Query.body(token().astring());
+ else if (s.equals("TEXT")) q = Query.full(token().astring());
+ else if (s.equals("BEFORE")) q = Query.arrival(new Date(0), token().date());
+ else if (s.equals("SINCE")) q = Query.arrival(token().date(), new Date(Long.MAX_VALUE));
+ else if (s.equals("ON")) { Date d = token().date(); q = Query.arrival(d, new Date(d.getTime() + 24 * 60 * 60)); }
+ else if (s.equals("SENTBEFORE")) q = Query.sent(new Date(0), token().date());
+ else if (s.equals("SENTSINCE")) q = Query.sent(token().date(), new Date(Long.MAX_VALUE));
+ else if (s.equals("SENTON")) { Date d = token().date(); q = Query.sent(d, new Date(d.getTime() + 24 * 60 * 60)); }
+ else if (s.equals("UID")) q = Query.uid(token().set(max));
+ q = not ? Query.not(q) : q;
+ ret = ret == null ? q : Query.and(ret, q);
}
- if (s.startsWith("UN")) { not = true; s = s.substring(2); }
- if (s.equals("ANSWERED")) q = Query.answered();
- else if (s.equals("DELETED")) q = Query.deleted();
- else if (s.equals("ALL")) q = Query.all();
- else if (s.equals("DRAFT")) q = Query.draft();
- else if (s.equals("FLAGGED")) q = Query.flagged();
- else if (s.equals("RECENT")) q = Query.recent();
- else if (s.equals("SEEN")) q = Query.seen();
- else if (s.equals("OLD")) { not = true; q = Query.recent(); }
- else if (s.equals("NEW")) q = Query.and(Query.recent(), Query.not(Query.seen()));
- else if (s.equals("KEYWORD")) q = Query.header("keyword", token().flag());
- else if (s.equals("HEADER")) q = Query.header(token().astring(), token().astring());
- else if (s.equals("BCC")) q = Query.header("bcc", token().astring());
- else if (s.equals("CC")) q = Query.header("cc", token().astring());
- else if (s.equals("FROM")) q = Query.header("from", token().astring());
- else if (s.equals("TO")) q = Query.header("to", token().astring());
- else if (s.equals("SUBJECT")) q = Query.header("subject", token().astring());
- else if (s.equals("LARGER")) q = Query.size(token().n(), Integer.MAX_VALUE);
- else if (s.equals("SMALLER")) q = Query.size(Integer.MIN_VALUE, token().n());
- else if (s.equals("BODY")) q = Query.body(token().astring());
- else if (s.equals("TEXT")) q = Query.full(token().astring());
- else if (s.equals("BEFORE")) q = Query.arrival(new Date(0), token().date());
- else if (s.equals("SINCE")) q = Query.arrival(token().date(), new Date(Long.MAX_VALUE));
- else if (s.equals("ON")) { Date d = token().date(); q = Query.arrival(d, new Date(d.getTime() + 24 * 60 * 60)); }
- else if (s.equals("SENTBEFORE")) q = Query.sent(new Date(0), token().date());
- else if (s.equals("SENTSINCE")) q = Query.sent(token().date(), new Date(Long.MAX_VALUE));
- else if (s.equals("SENTON")) { Date d = token().date(); q = Query.sent(d, new Date(d.getTime() + 24 * 60 * 60)); }
- else if (s.equals("UID")) q = Query.uid(token().set());
- return q;
+ return ret;
}
+ private static void bad(String s) { throw new Server.Bad(s); }
class Token {
- public byte type;
- public final String s;
- public final Token[] l;
- public final int n;
- private static final byte NIL = 0;
- private static final byte LIST = 1;
- private static final byte QUOTED = 2;
- private static final byte NUMBER = 3;
- private static final byte ATOM = 4;
- private static final byte BAREWORD = 5;
- private static final byte SET = 6;
- public Token() { n = 0; l = null; s = null; type = NIL; }
- public Token(String s, boolean quoted) { this.s = s; l = null; type = quoted ? QUOTED : ATOM; n = 0; }
- public Token(Token[] list) { l = list; s = null; type = LIST; n = 0; }
- public Token(int number) { n = number; l = null; s = null; type = NUMBER; }
-
- public String flag() { if (type != ATOM) throw new API.Bad("expected a flag"); return s; }
- public int n() { if (type != NUMBER) throw new API.Bad("expected number"); return n; }
- public int nz() { int n = n(); if (n == 0) throw new API.Bad("expected nonzero number"); return n; }
- public String q() { if (type == NIL) return null; if (type != QUOTED) throw new API.Bad("expected qstring"); return s; }
- public Token[] l() { if (type == NIL) return null; if (type != LIST) throw new API.Bad("expected list"); return l; }
+ public final byte type;
+ private final String s;
+ private final Parser.Token[] l;
+ private final int n;
+ private static final byte NIL = 0, LIST = 1, QUOTED = 2, NUMBER = 3, ATOM = 4, BAREWORD = 5, SET = 6;
+ public Token() { this.s = null; n = 0; l = null; type = NIL; }
+ public Token(String s) { this(s, false); }
+ public Token(String s, boolean quoted) { this.s = s; n = 0; l = null; type = quoted ? QUOTED : ATOM; }
+ public Token(Parser.Token[] list) { this.s = null; n = 0; l = list; type = LIST; }
+ public Token(int number) { this.s = null; n = number; l = null; type = NUMBER; }
+
+ public String flag() { if (type != ATOM) bad("expected a flag"); return s; }
+ public int n() { if (type != NUMBER) bad("expected number"); return n; }
+ public int nz() { int n = n(); if (n == 0) bad("expected nonzero number"); return n; }
+ public String q() { if (type == NIL) return null; if (type != QUOTED) bad("expected qstring"); return s; }
+ public Parser.Token[] l() { if (type == NIL) return null; if (type != LIST) bad("expected list"); return l; }
+ public Parser.Token[] lx() {
+ if (type == LIST) return l;
+ Vec v = new Vec();
+ v.addElement(this);
+ while(true) {
+ Parser.Token t = token(false);
+ if (t == null) break;
+ v.addElement(t);
+ }
+ Parser.Token[] ret = new Parser.Token[v.size()];
+ v.copyInto(ret);
+ return ret;
+ }
+ public String nstring() { if (type==NIL) return null; if (type!=QUOTED) bad("expected nstring"); return s; }
+ public String astring() {
+ if (type != ATOM && type != QUOTED) bad("expected atom or string");
+ if (s == null) bad("astring cannot be null");
+ return s; }
public String[] sl() {
if (type == NIL) return null;
- if (type != LIST) throw new API.Bad("expected list");
+ if (type != LIST) bad("expected list");
String[] ret = new String[l.length];
for(int i=0; i<ret.length; i++) ret[i] = l[i].s;
return ret;
}
- public String nstring() { if (type==NIL) return null; if (type==QUOTED) return s; throw new API.Bad("expected nstring"); }
- public String astring() { if (type == ATOM || type == QUOTED) return s; throw new API.Bad("expected atom or string"); }
-
public int flags() {
- if (type != LIST) throw new API.Bad("expected flag list");
+ if (type != LIST) bad("expected flag list");
int ret = 0;
for(int i=0; i<l.length; i++) {
String flag = l[i].s;
}
return ret;
}
- public int[] set() {
- if (type != ATOM) throw new API.Bad("expected a messageid set");
- Vec ids = new Vec();
+ public int[] set(int largest) {
+ if (type != ATOM) bad("expected a messageid set");
+ Vec.Int ids = new Vec.Int();
StringTokenizer st = new StringTokenizer(s, ",");
while(st.hasMoreTokens()) {
String s = st.nextToken();
- if (s.indexOf(':') != -1) {
- int start = Integer.parseInt(s.substring(0, s.indexOf(':')));
- String end_s = s.substring(s.indexOf(':')+1);
- if (end_s.equals("*")) {
- ids.addElement(new Integer(start));
- ids.addElement(new Integer(Integer.MAX_VALUE));
+ if (s.indexOf(':') == -1) {
+ if (s.equals("*")) {
+ ids.addElement(largest);
+ ids.addElement(largest);
} else {
- int end = Integer.parseInt(end_s);
- for(int j=start; j<=end; j++) ids.addElement(new Integer(j));
+ ids.addElement(Integer.parseInt(s));
+ ids.addElement(Integer.parseInt(s));
}
- } else {
- ids.addElement(new Integer(Integer.parseInt(s)));
- ids.addElement(new Integer(Integer.parseInt(s)));
+ continue; }
+ int start = Integer.parseInt(s.substring(0, s.indexOf(':')));
+ String end_s = s.substring(s.indexOf(':')+1);
+ int end = end_s.equals("*") ? largest : Integer.parseInt(end_s);
+ for(int j=Math.min(start,end); j<=Math.max(start,end); j++) {
+ ids.addElement(j);
+ ids.addElement(j);
}
}
- int[] ret = new int[ids.size()];
- for(int i=0; i<ret.length; i++) ret[i] = ((Integer)ids.elementAt(i)).intValue();
- return ret;
+ return ids.dump();
}
public Date date() {
- if (type != QUOTED && type != ATOM) throw new API.Bad("Expected quoted or unquoted date");
+ if (type != QUOTED && type != ATOM) bad("Expected quoted or unquoted date");
try { return new SimpleDateFormat("dd-MMM-yyyy").parse(s);
- } catch (ParseException p) { throw new API.Bad("invalid date format; " + p); }
+ } catch (ParseException p) { throw new Server.Bad("invalid date format; " + p); }
}
public Date datetime() {
- if (type != QUOTED && type != ATOM) throw new API.Bad("Expected quoted or unquoted datetime");
- try { return new SimpleDateFormat("dd-MM-yyyy hh:mm:ss").parse(s.trim());
- } catch (ParseException p) { throw new API.Bad("invalid datetime format " + s + " : " + p); }
+ if (type != QUOTED) bad("Expected quoted datetime");
+ try { return new SimpleDateFormat("dd-MM-yyyy hh:mm:ss zzzz").parse(s.trim());
+ } catch (ParseException p) { throw new Server.Bad("invalid datetime format " + s + " : " + p); }
}
public String atom() {
- if (type != ATOM) throw new API.Bad("expected atom");
+ if (type != ATOM) bad("expected atom");
for(int i=0; i<s.length(); i++) {
char c = s.charAt(i);
- if (c == '(' || c == ')' || c == '{' || c == ' ' || c == '%' || c == '*')
- throw new API.Bad("invalid char in atom: " + c);
+ if (c == '(' || c == ')' || c == '{' || c == ' ' || c == '%' || c == '*' || c == '\"' | c == '\\')
+ bad("invalid char in atom: " + c);
}
return s;
}
}
- String log = "";
- public char getc() throws IOException {
- int ret = r.read();
- if (ret == -1) throw new EOFException();
- if (ret == '\n') {
- System.err.println("\033[31;1m"+log+"\033[33;0m");
- log = "";
- } else if (ret != '\r') log += (char)ret;
- return (char)ret;
- }
- public char peekc() throws IOException {
- int ret = r.read();
- if (ret == -1) throw new EOFException();
- r.unread(ret);
- return (char)ret;
- }
- public void fill(byte[] b) throws IOException {
- int num = 0;
- while (num < b.length) {
- int numread = is.read(b, num, b.length - num);
- if (numread == -1) throw new EOFException();
- num += numread;
- }
- }
-
public void newline() {
- try {
- for(char c = peekc(); c == ' ';) { getc(); c = peekc(); };
- for(char c = peekc(); c == '\r' || c == '\n';) { getc(); c = peekc(); };
- } catch (IOException e) {
- e.printStackTrace();
- }
+ while (stream.peekc() == '\r' || stream.peekc() == '\n' || stream.peekc() == ' ') {
+ for(char c = stream.peekc(); c == ' ';) { stream.getc(); c = stream.peekc(); };
+ for(char c = stream.peekc(); c == '\r' || c == '\n';) { stream.getc(); c = stream.peekc(); };
+ }
}
- public Token token() {
- try {
- Vec toks = new Vec();
- StringBuffer sb = new StringBuffer();
- char c = getc(); while (c == ' ') c = getc();
- if (c == '\r' || c == '\n') {
- throw new API.Bad("unexpected end of line");
- } if (c == '{') {
- while(peekc() != '}') sb.append(getc());
- int octets = Integer.parseInt(sb.toString());
- while(peekc() == ' ') getc(); // whitespace
- while (getc() != '\n' && getc() != '\r') { }
- byte[] bytes = new byte[octets];
- fill(bytes);
- return new Token(new String(bytes), true);
- } else if (c == '\"') {
- while(true) {
- c = getc();
- if (c == '\\') sb.append(getc());
- else if (c == '\"') break;
- else sb.append(c);
- }
- return new Token(sb.toString(), true);
-
- // NOTE: this is technically a violation of the IMAP grammar, since atoms like FOO[BAR should be legal
- } else if (c == ']' || c == ')') { return null;
- } else if (c == '[' || c == '(') {
- Token t;
- do { t = token(); if (t != null) toks.addElement(t); } while (t != null);
- Token[] ret = new Token[toks.size()];
- toks.copyInto(ret);
- return new Token(ret);
-
- } else while(true) {
- sb.append(c);
- c = peekc();
- if (c == ' ' || c == '\"' || c == '(' || c == ')' || c == '[' || c == ']' ||
- c == '{' || c == '\n' || c == '\r')
- return new Token(sb.toString(), false);
- getc();
+ public Token token() { return token(true); }
+ public Token token(boolean freak) {
+ Vec toks = new Vec();
+ StringBuffer sb = new StringBuffer();
+ char c = stream.getc(); while (c == ' ') c = stream.getc();
+ if (c == '\r' || c == '\n') { if (freak) bad("unexpected end of line"); return null; }
+ else if (c == '{') {
+ while(stream.peekc() != '}') sb.append(stream.getc());
+ stream.getc();
+ stream.println("+ Ready when you are...");
+ int octets = Integer.parseInt(sb.toString());
+ while(stream.peekc() == ' ') stream.getc(); // whitespace
+ while(stream.peekc() == '\n' || stream.peekc() == '\r') stream.getc();
+ byte[] bytes = new byte[octets];
+ int numread = 0;
+ while(numread < bytes.length) {
+ int n = stream.read(bytes, numread, bytes.length - numread);
+ if (n == -1) bad("end of stream while reading IMAP qstring");
+ numread += n;
+ }
+ return new Token(new String(bytes), true);
+ } else if (c == '\"') {
+ while(true) {
+ c = stream.getc();
+ if (c == '\\') sb.append(stream.getc());
+ else if (c == '\"') break;
+ else sb.append(c);
}
- } catch (IOException e) {
- e.printStackTrace();
- return null;
+ return new Token(sb.toString(), true);
+
+ // NOTE: this is technically a violation of the IMAP grammar, since atoms like FOO[BAR should be legal
+ } else if (c == ']' || c == ')') { return null;
+ } else if (c == '[' || c == '(') {
+ Token t;
+ do { t = token(); if (t != null) toks.addElement(t); } while (t != null);
+ Token[] ret = new Token[toks.size()];
+ toks.copyInto(ret);
+ return new Token(ret);
+
+ } else while(true) {
+ sb.append(c);
+ c = stream.peekc();
+ if (c == ' ' || c == '\"' || c == '(' || c == ')' || c == '[' || c == ']' ||
+ c == '{' || c == '\n' || c == '\r')
+ return new Token(sb.toString(), false);
+ stream.getc();
}
}
}
-
+
public static class Printer {
- static String quotify(String s){return s==null?"NIL":"\""+s.replaceAll("\\\\","\\\\").replaceAll("\"","\\\\\"")+"\"";}
- static String quotify(Date d) { return new SimpleDateFormat("dd-MMM-yyyy HH:mm:ss +zzzz").format(d); }
- static String address(Address a) {return"("+quotify(a.description)+" NIL "+quotify(a.user)+" "+quotify(a.host)+")"; }
- public static String addressList(Object a) {
- if (a == null) return "NIL";
- if (a instanceof Address) return "("+address((Address)a)+")";
- Address[] aa = (Address[])a;
- StringBuffer ret = new StringBuffer();
- ret.append("(");
- for(int i=0; i<aa.length; i++) { ret.append(aa[i]); if (i < aa.length - 1) ret.append(" "); }
- ret.append(")");
- return ret.toString();
- }
- static String flags(Mailbox.Iterator it) {
- return
- (it.deleted() ? "\\Deleted " : "") +
- (it.seen() ? "\\Seen " : "") +
- (it.flagged() ? "\\Flagged " : "") +
- (it.draft() ? "\\Draft " : "") +
- (it.answered() ? "\\Answered " : "") +
- (it.recent() ? "\\Recent " : "");
+ static String quotify(String s){
+ return s==null?"NIL":"\""+s.replaceAll("\\\\","\\\\").replaceAll("\"","\\\\\"")+"\"";}
+ static String quotify(Date d) {
+ return new SimpleDateFormat("dd-MMM-yyyy HH:mm:ss +zzzz").format(d); }
+ static String address(Address a) {
+ return"("+quotify(a.description)+" NIL "+quotify(a.user)+" "+quotify(a.host)+")"; }
+ public static String addressList(Object a) {
+ if (a == null) return "NIL";
+ if (a instanceof Address) return "("+address((Address)a)+")";
+ if (a instanceof String) return "("+address(Address.parse((String)a))+")";
+ Address[] aa = (Address[])a;
+ StringBuffer ret = new StringBuffer();
+ ret.append("(");
+ for(int i=0; i<aa.length; i++) { ret.append(aa[i]); if (i < aa.length - 1) ret.append(" "); }
+ ret.append(")");
+ return ret.toString();
+ }
+ static String flags(Mailbox.Iterator it) {
+ return
+ (it.deleted() ? "\\Deleted " : "") +
+ (it.seen() ? "\\Seen " : "") +
+ (it.flagged() ? "\\Flagged " : "") +
+ (it.draft() ? "\\Draft " : "") +
+ (it.answered() ? "\\Answered " : "") +
+ (it.recent() ? "\\Recent " : "");
}
static String flags(int flags) {
String ret = "(" +
}
static String bodystructure(Message m) {
// FIXME
- return "(\"TEXT\" \"PLAIN\" () NIL NIL \"7BIT\" "+m.rfc822size()+" "+m.lines+")";
+ return "(\"TEXT\" \"PLAIN\" (\"CHARSET\" \"ISO-8859-1\") NIL NIL \"7BIT\" "+m.size()+" "+m.lines+")";
}
- static String message(Message m) { return m.rfc822(); }
- static String date(Date d) { return d.toString(); }
+ static String message(Message m) { return m.toString(); }
+ static String date(Date d) { return "\""+d.toString()+"\""; }
static String envelope(Message m) {
return
"(" + quotify(m.arrival.toString()) +
" " + quotify(m.subject) +
" " + addressList(m.from) +
- " " + addressList(m.headers.get("sender")) +
+ " " + addressList(m.headers.gets("sender")) +
" " + addressList(m.replyto) +
" " + addressList(m.to) +
" " + addressList(m.cc) +
" " + addressList(m.bcc) +
- " " + quotify((String)m.headers.get("in-reply-to")) +
+ " " + quotify((String)m.headers.gets("in-reply-to")) +
" " + quotify(m.messageid) +
")";
}
public static String qq(String s) {
- StringBuffer ret = new StringBuffer(s.length() + 20);
+ StringBuffer ret = new StringBuffer();
ret.append('{');
- ret.append(s.length());
+ ret.append(s.getBytes().length);
ret.append('}');
ret.append('\r');
ret.append('\n');
}
return ret.toString();
}
- }
+ }
// Main //////////////////////////////////////////////////////////////////////////////
- /** simple listener for testing purposes */
- public static void main(String[] args) throws Exception {
- ServerSocket ss = new ServerSocket(143);
- for(;;) {
- final Socket s = ss.accept();
- new Thread() { public void run() { try {
- final Mailbox root = FileBasedMailbox.getFileBasedMailbox(Mailbox.STORAGE_ROOT+File.separatorChar+"imap", true);
- new Server(s, root,
- new API.Authenticator() {
- public Mailbox authenticate(String u, String p) {
- if (u.equals("megacz")&&p.equals("pass")) return root.slash("users",true).slash("megacz",true);
- return null;
- } } ).handleRequest();
- } catch (Exception e) { e.printStackTrace(); } } }.start();
- }
- }
+ public static final int
+ PEEK=0x1, BODYSTRUCTURE=0x2, ENVELOPE=0x4, FLAGS=0x8, INTERNALDATE=0x10, FIELDS=0x800, FIELDSNOT=0x1000,
+ RFC822=0x20, RFC822TEXT=0x40, RFC822SIZE=0x80, HEADERNOT=0x100, UID=0x200, HEADER=0x400;
+
}