From fcbc6d8caa23fd4be942554753dbd52c32d5f67d Mon Sep 17 00:00:00 2001
From: MelwareDE <armin@melware.de>
Date: Fri, 24 Jul 2009 10:10:44 +0000
Subject: [PATCH] chat_play new option to let caller hear the same message.

---
 README           |  1 +
 README.media     |  1 +
 chan_capi_chat.c | 15 ++++++++++++++-
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/README b/README
index 4e9c158..dc39e33 100644
--- a/README
+++ b/README
@@ -288,6 +288,7 @@ Deactivate CCBS:
         exten => s,1,capicommand(ccbsstop|${CCLINKAGEID})
 
 Chat (MeetMe/Conference):
+    See also README.media for details!
     If the CAPI card/driver supports it, the caller can be put into a chat-room:
     (This uses the DSPs onboard a Dialogic(R) Diva(R) Rev.2 Media Board.)
         exten => s,1,capicommand(chat|<roomname>|<options>|controller)
diff --git a/README.media b/README.media
index fd11002..e7ef51d 100644
--- a/README.media
+++ b/README.media
@@ -1144,6 +1144,7 @@ capicommand(chat_play|<roomname>|<options>|<filename>|controller)
   roomname   - conference room name
   options
       m - The caller will get music-on-hold while message is played
+      s - The caller will hear the same message that is played
 	filename   - Voice message file name. Should be in aLaw (uLaw) format.
   controller - CAPI controller
 
diff --git a/chan_capi_chat.c b/chan_capi_chat.c
index 64d07d2..da0ad0d 100644
--- a/chan_capi_chat.c
+++ b/chan_capi_chat.c
@@ -24,6 +24,7 @@
 #include "chan_capi_command.h"
 
 #define CHAT_FLAG_MOH      0x0001
+#define CHAT_FLAG_SAMEMSG  0x0002
 
 typedef enum {
 	RoomMemberDefault  = 0, /* Rx/Tx by default, muted by operator */
@@ -515,6 +516,7 @@ static void chat_handle_events(struct ast_channel *c, struct capi_pvt *i,
 				if (voice_message == NULL) {
 					ast_write(chan, f);
 				} else {
+					struct ast_frame *fr2;
 					char* p = f->FRAME_DATA_PTR;
 					int len;
 
@@ -524,6 +526,10 @@ static void chat_handle_events(struct ast_channel *c, struct capi_pvt *i,
 								memset (&p[len], 0x00, f->datalen-len);
 								len = 0;
 							}
+							if (flags & CHAT_FLAG_SAMEMSG) {
+								fr2 = ast_frdup(f);
+								ast_write(chan, fr2);
+							}
 							capi_write_frame(i, f);
 						}
 					} while ((write_block_nr-- != 0) && (len > 0));
@@ -701,7 +707,9 @@ int pbx_capi_chat_play(struct ast_channel *c, char *param)
 		case 'm':
 			flags |= CHAT_FLAG_MOH;
 			break;
-
+		case 's':
+			flags |= CHAT_FLAG_SAMEMSG;
+			break;
 		default:
 			cc_log(LOG_WARNING, "Unknown chat option '%c'.\n",
 				*options);
@@ -710,6 +718,11 @@ int pbx_capi_chat_play(struct ast_channel *c, char *param)
 		options++;
 	}
 
+	if (flags & (CHAT_FLAG_MOH | CHAT_FLAG_SAMEMSG)) {
+		cc_log(LOG_WARNING, "chat_play: option 's' overrides 'm'.\n");
+		flags &= ~CHAT_FLAG_MOH;
+	}
+
 	f = fopen(file_name, "rb");
 	if (f == NULL) {
 		cc_log(LOG_WARNING, "can't open voice file (%s)\n", strerror(errno));