Add parkedcalltransfers option for res_features. This basically enables/disables DTMF based transfers. If you want to get former behavior you will have to make sure it is enabled.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@51152 65c4cc65-6c06-0410-ace0-fbb531ad65f3

CHANGES

@@ -62,6 +62,7 @@ Changes since Asterisk 1.4-beta was branched:
   * Added the URI redirect option for the built-in HTTP server
   * Added the trunkmaxsize configuration option to chan_iax2.
   * Added G729 passthrough support to chan_phone for Sigma Designs boards.
+  * Added the parkedcalltransfers option to features.conf
 
 SIP changes
 -----------

configs/features.conf.sample

@@ -15,6 +15,7 @@ context => parkedcalls		; Which context parked calls are in
 				; or the Touch Monitor is activated/deactivated.
 ;parkedplay = caller		; Who to play the courtesy tone to when picking up a parked call
 				; one of: parked, caller, both  (default is caller)
+;parkedcalltransfers = yes      ; Enables or disables DTMF based transfers when picking up a parked call
 ;adsipark = yes			; if you want ADSI parking announcements
 ;findslot => next		; Continue to the 'next' free parking space. 
 				; Defaults to 'first' available

res/res_features.c

@@ -78,6 +78,7 @@ enum {
 static char *parkedcall = "ParkedCall";
 
 static int parkaddhints = 0;                               /*!< Add parking hints automatically */
+static int parkedcalltransfers = 0;                        /*!< Enable DTMF based transfers on bridge when picking up parked calls */
 static int parkingtime = DEFAULT_PARK_TIME;                /*!< No more than 45 seconds parked before you do something with them */
 static char parking_con[AST_MAX_EXTENSION];                /*!< Context for which parking is made accessible */
 static char parking_con_dial[AST_MAX_EXTENSION];           /*!< Context for dialback for parking (KLUDGE) */
@@ -1828,8 +1829,10 @@ static int park_exec(struct ast_channel *chan, void *data)
 			ast_verbose(VERBOSE_PREFIX_3 "Channel %s connected to parked call %d\n", chan->name, park);
 
 		memset(&config, 0, sizeof(struct ast_bridge_config));
-		ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
-		ast_set_flag(&(config.features_caller), AST_FEATURE_REDIRECT);
+		if (parkedcalltransfers) {
+			ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
+			ast_set_flag(&(config.features_caller), AST_FEATURE_REDIRECT);
+		}
 		res = ast_bridge_call(chan, peer, &config);
 
 		/* Simulate the PBX hanging up */
@@ -2116,6 +2119,7 @@ static int load_config(void)
 	adsipark = 0;
 	comebacktoorigin = 1;
 	parkaddhints = 0;
+	parkedcalltransfers = 0;
 
 	transferdigittimeout = DEFAULT_TRANSFER_DIGIT_TIMEOUT;
 	featuredigittimeout = DEFAULT_FEATURE_DIGIT_TIMEOUT;
@@ -2148,6 +2152,8 @@ static int load_config(void)
 			parkfindnext = (!strcasecmp(var->value, "next"));
 		} else if (!strcasecmp(var->name, "parkinghints")) {
 			parkaddhints = ast_true(var->value);
+		} else if (!strcasecmp(var->name, "parkedcalltransfers")) {
+			parkedcalltransfers = ast_true(var->value);
 		} else if (!strcasecmp(var->name, "adsipark")) {
 			adsipark = ast_true(var->value);
 		} else if (!strcasecmp(var->name, "transferdigittimeout")) {