FS-3757 --resolve

src/mod/applications/mod_spandsp/mod_spandsp.c

@@ -334,6 +334,7 @@ switch_status_t load_configuration(switch_bool_t reload)
 	spandsp_globals.spool = switch_core_strdup(spandsp_globals.config_pool, "/tmp");
     spandsp_globals.ident = "SpanDSP Fax Ident";
     spandsp_globals.header = "SpanDSP Fax Header";
+    spandsp_globals.timezone = "";
 
 	/* TODO make configuration param */
 	spandsp_globals.tonedebug = 1;

src/mod/applications/mod_spandsp/mod_spandsp.h

@@ -62,6 +62,7 @@ struct spandsp_globals {
     short int enable_t38_insist;
 	char *ident;
 	char *header;
+	char *timezone;
 	char *prepend_string;
 	char *spool;
 	switch_thread_cond_t *cond;

src/mod/applications/mod_spandsp/mod_spandsp_fax.c

@@ -83,6 +83,7 @@ struct pvt_s {
 	char *filename;
 	char *ident;
 	char *header;
+	char *timezone;
 
 	int use_ecm;
 	int disable_v17;
@@ -830,6 +831,8 @@ static switch_status_t spanfax_init(pvt_t *pvt, transport_mode_t trans_mode)
 	/* All the things which are common to audio and T.38 FAX setup */
 	t30_set_tx_ident(t30, pvt->ident);
 	t30_set_tx_page_header_info(t30, pvt->header);
+        if (pvt->timezone && pvt->timezone[0])
+		t30_set_tx_page_header_tz(t30, pvt->timezone);
 
 	t30_set_phase_e_handler(t30, phase_e_handler, pvt);
 	t30_set_phase_d_handler(t30, phase_d_handler, pvt);
@@ -1206,6 +1209,18 @@ static pvt_t *pvt_init(switch_core_session_t *session, mod_spandsp_fax_applicati
 		pvt->header = switch_core_session_strdup(session, spandsp_globals.header);
 	}
 
+	if ((tmp = switch_channel_get_variable(channel, "fax_timezone"))) {
+        char *data = NULL;
+
+        data = strdup(tmp);
+        switch_url_decode(data);
+        pvt->timezone = switch_core_session_strdup(session, data);
+
+        switch_safe_free(data);
+	} else {
+		pvt->timezone = switch_core_session_strdup(session, spandsp_globals.timezone);
+	}
+
 	if (pvt->app_mode == FUNCTION_TX) {
 		if ((tmp = switch_channel_get_variable(channel, "fax_start_page"))) {
 			pvt->tx_page_start = atoi(tmp);