X-Git-Url: https://git.r.bdr.sh/rbdr/mobius/blobdiff_plain/8eb43f95a6f11b6c256ff339399e9479898b4380..edcafb1c0673218fb7c17d96c81bb9db4f806e58:/hotline/transaction_handlers.go

diff --git a/hotline/transaction_handlers.go b/hotline/transaction_handlers.go
index 8e2ef6b..2dc5e06 100644
--- a/hotline/transaction_handlers.go
+++ b/hotline/transaction_handlers.go
@@ -6,7 +6,6 @@ import (
 	"errors"
 	"fmt"
 	"gopkg.in/yaml.v3"
-	"io/ioutil"
 	"math/big"
 	"os"
 	"path"
@@ -463,7 +462,7 @@ func HandleSetFileInfo(cc *ClientConn, t *Transaction) (res []Transaction, err e
 				return res, err
 			}
 			if err != nil {
-				panic(err)
+				return res, err
 			}
 		}
 	}
@@ -1001,14 +1000,14 @@ func HandleTranOldPostNews(cc *ClientConn, t *Transaction) (res []Transaction, e
 	newsPost := fmt.Sprintf(newsTemplate+"\r", cc.UserName, time.Now().Format(newsDateTemplate), t.GetField(fieldData).Data)
 	newsPost = strings.Replace(newsPost, "\n", "\r", -1)
 
-	// update news in memory
-	cc.Server.FlatNews = append([]byte(newsPost), cc.Server.FlatNews...)
-
 	// update news on disk
-	if err := ioutil.WriteFile(cc.Server.ConfigDir+"MessageBoard.txt", cc.Server.FlatNews, 0644); err != nil {
+	if err := cc.Server.FS.WriteFile(filepath.Join(cc.Server.ConfigDir, "MessageBoard.txt"), cc.Server.FlatNews, 0644); err != nil {
 		return res, err
 	}
 
+	// update news in memory
+	cc.Server.FlatNews = append([]byte(newsPost), cc.Server.FlatNews...)
+
 	// Notify all clients of updated news
 	cc.sendAll(
 		tranNewMsg,
@@ -1705,15 +1704,35 @@ func HandleInviteNewChat(cc *ClientConn, t *Transaction) (res []Transaction, err
 	targetID := t.GetField(fieldUserID).Data
 	newChatID := cc.Server.NewPrivateChat(cc)
 
-	res = append(res,
-		*NewTransaction(
-			tranInviteToChat,
-			&targetID,
-			NewField(fieldChatID, newChatID),
-			NewField(fieldUserName, cc.UserName),
-			NewField(fieldUserID, *cc.ID),
-		),
-	)
+	// Halcyon does not accept private chats.
+
+	// Check if target user has "Refuse private chat" flag
+	binary.BigEndian.Uint16(targetID)
+	targetClient := cc.Server.Clients[binary.BigEndian.Uint16(targetID)]
+
+	flagBitmap := big.NewInt(int64(binary.BigEndian.Uint16(targetClient.Flags)))
+	if flagBitmap.Bit(userFLagRefusePChat) == 1 {
+		res = append(res,
+			*NewTransaction(
+				tranServerMsg,
+				cc.ID,
+				NewField(fieldData, []byte(string(targetClient.UserName)+" does not accept private messages.")),
+				NewField(fieldUserName, targetClient.UserName),
+				NewField(fieldUserID, *targetClient.ID),
+				NewField(fieldOptions, []byte{0, 2}),
+			),
+		)
+	} else {
+		res = append(res,
+			*NewTransaction(
+				tranInviteToChat,
+				&targetID,
+				NewField(fieldChatID, newChatID),
+				NewField(fieldUserName, cc.UserName),
+				NewField(fieldUserID, *cc.ID),
+			),
+		)
+	}
 
 	res = append(res,
 		cc.NewReply(t,
@@ -1921,6 +1940,12 @@ func HandleMakeAlias(cc *ClientConn, t *Transaction) (res []Transaction, err err
 	return res, err
 }
 
+// HandleDownloadBanner handles requests for a new banner from the server
+// Fields used in the request:
+// None
+// Fields used in the reply:
+// 107	fieldRefNum			Used later for transfer
+// 108	fieldTransferSize	Size of data to be downloaded
 func HandleDownloadBanner(cc *ClientConn, t *Transaction) (res []Transaction, err error) {
 	fi, err := cc.Server.FS.Stat(filepath.Join(cc.Server.ConfigDir, cc.Server.Config.BannerFile))
 	if err != nil {