In compat14 mode, don't translate pipes inside expressions, as they aren't

argument delimiters, but rather 'or' symbols.
(Closes issue #12723)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@118300 65c4cc65-6c06-0410-ace0-fbb531ad65f3

pbx/pbx_realtime.c

@@ -181,17 +181,26 @@ static int realtime_exec(struct ast_channel *chan, const char *context, const ch
 			else if (!strcasecmp(v->name, "appdata")) {
 				if (!compat16) {
 					char *ptr;
+					int in = 0;
 					tmp = alloca(strlen(v->value) * 2 + 1);
 					for (ptr = tmp; *v->value; v->value++) {
 						if (*v->value == ',') {
 							*ptr++ = '\\';
 							*ptr++ = ',';
-						} else if (*v->value == '|') {
+						} else if (*v->value == '|' && !in) {
 							*ptr++ = ',';
 						} else {
 							*ptr++ = *v->value;
 						}
+
+						/* Don't escape '|', meaning 'or', inside expressions ($[ ]) */
+						if (v->value[0] == '[' && v->value[-1] == '$') {
+							in++;
+						} else if (v->value[0] == ']' && in) {
+							in--;
+						}
 					}
+					*ptr = '\0';
 				} else {
 					tmp = ast_strdupa(v->value);
 				}