Fix the Park 'r' option when a channel parks itself.

When a channel uses the Park appliation to park itself with the 'r'
option, the channel hears music-on-hold instead of the requested ringing.

* Added a missing check for the 'r' option when a channel parks itself.

(closes issue ASTERISK-19382)
Reported by: James Stocks
Patches by: dsessions

Review: https://reviewboard.asterisk.org/r/2148/
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Merged revisions 375388 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 375389 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@375390 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/features.c

@@ -1808,10 +1808,15 @@ static int park_call_full(struct ast_channel *chan, struct ast_channel *peer, st
 	}
 	if (peer == chan) { /* pu->notquiteyet = 1 */
 		/* Wake up parking thread if we're really done */
-		pu->hold_method = AST_CONTROL_HOLD;
-		ast_indicate_data(chan, AST_CONTROL_HOLD,
-			S_OR(pu->parkinglot->cfg.mohclass, NULL),
-			!ast_strlen_zero(pu->parkinglot->cfg.mohclass) ? strlen(pu->parkinglot->cfg.mohclass) + 1 : 0);
+		if (ast_test_flag(args, AST_PARK_OPT_RINGING)) {
+			pu->hold_method = AST_CONTROL_RINGING;
+			ast_indicate(chan, AST_CONTROL_RINGING);
+		} else {
+			pu->hold_method = AST_CONTROL_HOLD;
+			ast_indicate_data(chan, AST_CONTROL_HOLD,
+				S_OR(pu->parkinglot->cfg.mohclass, NULL),
+				!ast_strlen_zero(pu->parkinglot->cfg.mohclass) ? strlen(pu->parkinglot->cfg.mohclass) + 1 : 0);
+		}
 		pu->notquiteyet = 0;
 		pthread_kill(parking_thread, SIGURG);
 	}