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Implement multi-account edit
[rbdr/mobius] / hotline / client_conn.go
diff --git a/hotline/client_conn.go b/hotline/client_conn.go
index 5c25f928860348d66814f60f63f2f46fc8e5fef1..4a471b3382b4533160bc62d89fc0afc5a54280f4 100644 (file)
--- a/hotline/client_conn.go
+++ b/hotline/client_conn.go
@@ -1,9 +1,7 @@
 package hotline
 
 import (
 package hotline
 
 import (
-       "bytes"
        "encoding/binary"
        "encoding/binary"
-       "errors"
        "golang.org/x/crypto/bcrypt"
        "math/big"
        "net"
        "golang.org/x/crypto/bcrypt"
        "math/big"
        "net"
@@ -29,14 +27,15 @@ type ClientConn struct {
        ID         *[]byte
        Icon       *[]byte
        Flags      *[]byte
        ID         *[]byte
        Icon       *[]byte
        Flags      *[]byte
-       UserName   *[]byte
+       UserName   []byte
        Account    *Account
        Account    *Account
-       IdleTime   *int
+       IdleTime   int
        Server     *Server
        Version    *[]byte
        Idle       bool
        Server     *Server
        Version    *[]byte
        Idle       bool
-       AutoReply  *[]byte
+       AutoReply  []byte
        Transfers  map[int][]*FileTransfer
        Transfers  map[int][]*FileTransfer
+       Agreed     bool
 }
 
 func (cc *ClientConn) sendAll(t int, fields ...Field) {
 }
 
 func (cc *ClientConn) sendAll(t int, fields ...Field) {
@@ -53,9 +52,9 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error {
 
                        // Validate that required field is present
                        if field.ID == nil {
 
                        // Validate that required field is present
                        if field.ID == nil {
-                               cc.Server.Logger.Infow(
+                               cc.Server.Logger.Errorw(
                                        "Missing required field",
                                        "Missing required field",
-                                       "Account", cc.Account.Login, "UserName", string(*cc.UserName), "RequestType", handler.Name, "FieldID", reqField.ID,
+                                       "Account", cc.Account.Login, "UserName", string(cc.UserName), "RequestType", handler.Name, "FieldID", reqField.ID,
                                )
                                return nil
                        }
                                )
                                return nil
                        }
@@ -63,7 +62,7 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error {
                        if len(field.Data) < reqField.minLen {
                                cc.Server.Logger.Infow(
                                        "Field does not meet minLen",
                        if len(field.Data) < reqField.minLen {
                                cc.Server.Logger.Infow(
                                        "Field does not meet minLen",
-                                       "Account", cc.Account.Login, "UserName", string(*cc.UserName), "RequestType", handler.Name, "FieldID", reqField.ID,
+                                       "Account", cc.Account.Login, "UserName", string(cc.UserName), "RequestType", handler.Name, "FieldID", reqField.ID,
                                )
                                return nil
                        }
                                )
                                return nil
                        }
@@ -71,7 +70,7 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error {
                if !authorize(cc.Account.Access, handler.Access) {
                        cc.Server.Logger.Infow(
                                "Unauthorized Action",
                if !authorize(cc.Account.Access, handler.Access) {
                        cc.Server.Logger.Infow(
                                "Unauthorized Action",
-                               "Account", cc.Account.Login, "UserName", string(*cc.UserName), "RequestType", handler.Name,
+                               "Account", cc.Account.Login, "UserName", string(cc.UserName), "RequestType", handler.Name,
                        )
                        cc.Server.outbox <- cc.NewErrReply(transaction, handler.DenyMsg)
 
                        )
                        cc.Server.outbox <- cc.NewErrReply(transaction, handler.DenyMsg)
 
@@ -81,7 +80,7 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error {
                cc.Server.Logger.Infow(
                        "Received Transaction",
                        "login", cc.Account.Login,
                cc.Server.Logger.Infow(
                        "Received Transaction",
                        "login", cc.Account.Login,
-                       "name", string(*cc.UserName),
+                       "name", string(cc.UserName),
                        "RequestType", handler.Name,
                )
 
                        "RequestType", handler.Name,
                )
 
@@ -95,35 +94,35 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error {
        } else {
                cc.Server.Logger.Errorw(
                        "Unimplemented transaction type received",
        } else {
                cc.Server.Logger.Errorw(
                        "Unimplemented transaction type received",
-                       "UserName", string(*cc.UserName), "RequestID", requestNum,
+                       "UserName", string(cc.UserName), "RequestID", requestNum,
                )
        }
 
        cc.Server.mux.Lock()
        defer cc.Server.mux.Unlock()
 
                )
        }
 
        cc.Server.mux.Lock()
        defer cc.Server.mux.Unlock()
 
-       // if user was idle and this is a non-keepalive transaction
-       if *cc.IdleTime > userIdleSeconds && requestNum != tranKeepAlive {
-               flagBitmap := big.NewInt(int64(binary.BigEndian.Uint16(*cc.Flags)))
-               flagBitmap.SetBit(flagBitmap, userFlagAway, 0)
-               binary.BigEndian.PutUint16(*cc.Flags, uint16(flagBitmap.Int64()))
-               cc.Idle = false
-               //*cc.IdleTime = 0
-
-               cc.sendAll(
-                       tranNotifyChangeUser,
-                       NewField(fieldUserID, *cc.ID),
-                       NewField(fieldUserFlags, *cc.Flags),
-                       NewField(fieldUserName, *cc.UserName),
-                       NewField(fieldUserIconID, *cc.Icon),
-               )
-
-               //return nil
+       if requestNum != tranKeepAlive {
+               // reset the user idle timer
+               cc.IdleTime = 0
+
+               // if user was previously idle, mark as not idle and notify other connected clients that
+               // the user is no longer away
+               if cc.Idle {
+                       flagBitmap := big.NewInt(int64(binary.BigEndian.Uint16(*cc.Flags)))
+                       flagBitmap.SetBit(flagBitmap, userFlagAway, 0)
+                       binary.BigEndian.PutUint16(*cc.Flags, uint16(flagBitmap.Int64()))
+                       cc.Idle = false
+
+                       cc.sendAll(
+                               tranNotifyChangeUser,
+                               NewField(fieldUserID, *cc.ID),
+                               NewField(fieldUserFlags, *cc.Flags),
+                               NewField(fieldUserName, cc.UserName),
+                               NewField(fieldUserIconID, *cc.Icon),
+                       )
+               }
        }
 
        }
 
-       // TODO: Don't we need to skip this if requestNum == tranKeepalive ??
-       *cc.IdleTime = 0
-
        return nil
 }
 
        return nil
 }
 
@@ -158,64 +157,23 @@ func (cc ClientConn) Disconnect() {
 
        delete(cc.Server.Clients, binary.BigEndian.Uint16(*cc.ID))
 
 
        delete(cc.Server.Clients, binary.BigEndian.Uint16(*cc.ID))
 
-       cc.NotifyOthers(*NewTransaction(tranNotifyDeleteUser, nil, NewField(fieldUserID, *cc.ID)))
+       cc.notifyOthers(*NewTransaction(tranNotifyDeleteUser, nil, NewField(fieldUserID, *cc.ID)))
 
        if err := cc.Connection.Close(); err != nil {
                cc.Server.Logger.Errorw("error closing client connection", "RemoteAddr", cc.Connection.RemoteAddr())
        }
 }
 
 
        if err := cc.Connection.Close(); err != nil {
                cc.Server.Logger.Errorw("error closing client connection", "RemoteAddr", cc.Connection.RemoteAddr())
        }
 }
 
-// NotifyOthers sends transaction t to other clients connected to the server
-func (cc ClientConn) NotifyOthers(t Transaction) {
+// notifyOthers sends transaction t to other clients connected to the server
+func (cc ClientConn) notifyOthers(t Transaction) {
        for _, c := range sortedClients(cc.Server.Clients) {
        for _, c := range sortedClients(cc.Server.Clients) {
-               if c.ID != cc.ID {
+               if c.ID != cc.ID && c.Agreed {
                        t.clientID = c.ID
                        cc.Server.outbox <- t
                }
        }
 }
 
                        t.clientID = c.ID
                        cc.Server.outbox <- t
                }
        }
 }
 
-type handshake struct {
-       Protocol    [4]byte // Must be 0x54525450 TRTP
-       SubProtocol [4]byte
-       Version     [2]byte // Always 1
-       SubVersion  [2]byte
-}
-
-// Handshake
-// After establishing TCP connection, both client and server start the handshake process
-// in order to confirm that each of them comply with requirements of the other.
-// The information provided in this initial data exchange identifies protocols,
-// and their versions, used in the communication. In the case where, after inspection,
-// the capabilities of one of the subjects do not comply with the requirements of the other,
-// the connection is dropped.
-//
-// The following information is sent to the server:
-// Description         Size    Data    Note
-// Protocol ID         4               TRTP    0x54525450
-// Sub-protocol ID     4               HOTL    User defined
-// VERSION                     2               1               Currently 1
-// Sub-version         2               2               User defined
-//
-// The server replies with the following:
-// Description         Size    Data    Note
-// Protocol ID         4               TRTP
-//Error code           4                               Error code returned by the server (0 = no error)
-func  Handshake(conn net.Conn, buf []byte) error {
-       var h handshake
-       r := bytes.NewReader(buf)
-       if err := binary.Read(r, binary.BigEndian, &h); err != nil {
-               return err
-       }
-
-       if h.Protocol != [4]byte{0x54, 0x52, 0x54, 0x50} {
-               return errors.New("invalid handshake")
-       }
-
-       _, err := conn.Write([]byte{84, 82, 84, 80, 0, 0, 0, 0})
-       return err
-}
-
 // NewReply returns a reply Transaction with fields for the ClientConn
 func (cc *ClientConn) NewReply(t *Transaction, fields ...Field) Transaction {
        reply := Transaction{
 // NewReply returns a reply Transaction with fields for the ClientConn
 func (cc *ClientConn) NewReply(t *Transaction, fields ...Field) Transaction {
        reply := Transaction{
Friendship Quest remix of mobius, a hotline server in go #cli