Allow tonelist as argument to ReadExten.

ReadExten already supported playing a tonezone from indications.conf.
It now has the ability to use a tonelist like 440+480/2000|0/4000

(closes issue #15185)
Reported by: jcovert
Patches:
      app_readexten.c.patch uploaded by jcovert (license 551)
Tested by: qwell
Patch modified by me, to maintain backwards compatibility.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@234776 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_readexten.c b/apps/app_readexten.c
index b6b6305..f8f4a1b 100644 (file)
--- a/apps/app_readexten.c
+++ b/apps/app_readexten.c
@@ -55,7 +55,8 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
                                        </option>
                                        <option name="i">
                                                <para>Play <replaceable>filename</replaceable> as an indication tone from your
-                                               <filename>indications.conf</filename></para>
+                                               <filename>indications.conf</filename> or a directly specified list of
+                                               frequencies and durations.</para>
                                        </option>
                                        <option name="n">
                                                <para>Read digits even if the channel is not answered.</para>
@@ -204,10 +205,21 @@ static int readexten_exec(struct ast_channel *chan, const char *data)
                ast_playtones_stop(chan);
                ast_stopstream(chan);
 
-               if (ts && ts->data[0])
+               if (ts && ts->data[0]) {
                        res = ast_playtones_start(chan, 0, ts->data, 0);
-               else if (arglist.filename)
-                       res = ast_streamfile(chan, arglist.filename, chan->language);
+               } else if (arglist.filename) {
+                       if (ast_test_flag(&flags, OPT_INDICATION) && ast_fileexists(arglist.filename, NULL, chan->language) <= 0) {
+                               /*
+                                * We were asked to play an indication that did not exist in the config.
+                                * If no such file exists, play it as a tonelist.  With any luck they won't
+                                * have a file named "350+440.ulaw"
+                                * (but honestly, who would do something so silly?)
+                                */
+                               res = ast_playtones_start(chan, 0, arglist.filename, 0);
+                       } else {
+                               res = ast_streamfile(chan, arglist.filename, chan->language);
+                       }
+               }
 
                for (x = 0; x < maxdigits; x++) {
                        ast_debug(3, "extension so far: '%s', timeout: %d\n", exten, timeout);