Properly play first file in sort list.

When using sort=alpha we would always skip the first file
in the list first time through.  We now check for that
properly.

(closes issue #17470)
Reported by: pabelanger
Patches:
      sort.aplha.patch uploaded by pabelanger (license 224)
Tested by: lmadsen

Review: https://reviewboard.asterisk.org/r/703/

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@270331 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/res/res_musiconhold.c b/res/res_musiconhold.c
index cb50b4c584c37181005387fbb7f050c960f80f09..271779461e8d00f271ee92b62fd51d718fed3385 100644 (file)
--- a/res/res_musiconhold.c
+++ b/res/res_musiconhold.c
@@ -225,16 +225,20 @@ static int ast_moh_files_next(struct ast_channel *chan)
                return -1;
        }
 
-       /* If a specific file has been saved confirm it still exists and that it is still valid */
-       if (state->save_pos >= 0 && state->save_pos < state->class->total_files && state->class->filearray[state->save_pos] == state->save_pos_filename) {
+       if (state->pos == 0 && state->save_pos_filename == NULL) {
+               /* First time so lets play the file. */
+               state->save_pos = -1;
+       } else if (state->save_pos >= 0 && state->save_pos < state->class->total_files && state->class->filearray[state->save_pos] == state->save_pos_filename) {
+               /* If a specific file has been saved confirm it still exists and that it is still valid */
                state->pos = state->save_pos;
                state->save_pos = -1;
        } else if (ast_test_flag(state->class, MOH_RANDOMIZE)) {
                /* Get a random file and ensure we can open it */
                for (tries = 0; tries < 20; tries++) {
                        state->pos = ast_random() % state->class->total_files;
-                       if (ast_fileexists(state->class->filearray[state->pos], NULL, NULL) > 0)
+                       if (ast_fileexists(state->class->filearray[state->pos], NULL, NULL) > 0) {
                                break;
+                       }
                }
                state->save_pos = -1;
                state->samples = 0;
@@ -259,8 +263,9 @@ static int ast_moh_files_next(struct ast_channel *chan)
        if (option_debug)
                ast_log(LOG_DEBUG, "%s Opened file %d '%s'\n", chan->name, state->pos, state->class->filearray[state->pos]);
 
-       if (state->samples)
+       if (state->samples) {
                ast_seekstream(chan->stream, state->samples, SEEK_SET);
+       }
 
        return 0;
 }