Trivial application to playback a sound file. More...
#include "asterisk.h"#include "asterisk/file.h"#include "asterisk/pbx.h"#include "asterisk/module.h"#include "asterisk/app.h"#include "asterisk/say.h"#include "asterisk/cli.h"
Go to the source code of this file.
Data Structures | |
| struct | say_args_t |
Functions | |
| static void | __reg_module (void) |
| static char * | __say_cli_init (struct ast_cli_entry *e, int cmd, struct ast_cli_args *a) |
| static void | __unreg_module (void) |
| static int | do_say (say_args_t *a, const char *s, const char *options, int depth) |
| static int | load_module (void) |
| static int | playback_exec (struct ast_channel *chan, const char *data) |
| static int | reload (void) |
| static void | restore_say_mode (void *arg) |
| static int | s_streamwait3 (const say_args_t *a, const char *fn) |
| static void | save_say_mode (const void *arg) |
| static int | say_date (struct ast_channel *chan, time_t t, const char *ints, const char *lang) |
| static int | say_date_generic (struct ast_channel *chan, time_t t, const char *ints, const char *lang, const char *format, const char *timezonename, const char *prefix) |
| static int | say_date_with_format (struct ast_channel *chan, time_t t, const char *ints, const char *lang, const char *format, const char *timezonename) |
| static int | say_datetime (struct ast_channel *chan, time_t t, const char *ints, const char *lang) |
| static int | say_enumeration_full (struct ast_channel *chan, int num, const char *ints, const char *lang, const char *options, int audiofd, int ctrlfd) |
| static int | say_full (struct ast_channel *chan, const char *string, const char *ints, const char *lang, const char *options, int audiofd, int ctrlfd) |
| static int | say_init_mode (const char *mode) |
| static int | say_number_full (struct ast_channel *chan, int num, const char *ints, const char *lang, const char *options, int audiofd, int ctrlfd) |
| static int | say_time (struct ast_channel *chan, time_t t, const char *ints, const char *lang) |
| static int | unload_module (void) |
Variables | |
| static struct ast_module_info | __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Sound File Playback Application" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .reload = reload, } |
| static char * | app = "Playback" |
| static struct ast_module_info * | ast_module_info = &__mod_info |
| static struct ast_cli_entry | cli_playback [] |
| static const void * | say_api_buf [40] |
| static struct ast_config * | say_cfg = NULL |
| static const char *const | say_new = "new" |
| static const char *const | say_old = "old" |
Detailed Description
Trivial application to playback a sound file.
Definition in file app_playback.c.
Function Documentation
| static void __reg_module | ( | void | ) | [static] |
Definition at line 558 of file app_playback.c.
| static char* __say_cli_init | ( | struct ast_cli_entry * | e, |
| int | cmd, | ||
| struct ast_cli_args * | a | ||
| ) | [static] |
Definition at line 384 of file app_playback.c.
References ast_cli_args::argc, ast_cli_entry::args, ast_cli_args::argv, ast_cli(), CLI_GENERATE, CLI_INIT, CLI_SHOWUSAGE, CLI_SUCCESS, ast_cli_entry::command, ast_cli_args::fd, say_init_mode(), say_old, and ast_cli_entry::usage.
{
const char *old_mode = say_api_buf[0] ? say_new : say_old;
const char *mode;
switch (cmd) {
case CLI_INIT:
e->command = "say load [new|old]";
e->usage =
"Usage: say load [new|old]\n"
" say load\n"
" Report status of current say mode\n"
" say load new\n"
" Set say method, configured in say.conf\n"
" say load old\n"
" Set old say method, coded in asterisk core\n";
return NULL;
case CLI_GENERATE:
return NULL;
}
if (a->argc == 2) {
ast_cli(a->fd, "say mode is [%s]\n", old_mode);
return CLI_SUCCESS;
} else if (a->argc != e->args)
return CLI_SHOWUSAGE;
mode = a->argv[2];
if (!strcmp(mode, old_mode))
ast_cli(a->fd, "say mode is %s already\n", mode);
else
if (say_init_mode(mode) == 0)
ast_cli(a->fd, "setting say mode from %s to %s\n", old_mode, mode);
return CLI_SUCCESS;
}
| static void __unreg_module | ( | void | ) | [static] |
Definition at line 558 of file app_playback.c.
| static int do_say | ( | say_args_t * | a, |
| const char * | s, | ||
| const char * | options, | ||
| int | depth | ||
| ) | [static] |
Definition at line 166 of file app_playback.c.
References ast_debug, ast_extension_match(), AST_LIST_INSERT_HEAD, ast_log(), ast_skip_blanks(), ast_strdupa, ast_trim_blanks(), ast_var_assign(), ast_var_delete(), ast_variable_browse(), ast_var_t::entries, varshead::first, say_args_t::language, LOG_WARNING, ast_variable::name, ast_variable::next, pbx_substitute_variables_varshead(), s_streamwait3(), strsep(), and ast_variable::value.
Referenced by say_date_generic(), say_enumeration_full(), say_full(), and say_number_full().
{
struct ast_variable *v;
char *lang, *x, *rule = NULL;
int ret = 0;
struct varshead head = { .first = NULL, .last = NULL };
struct ast_var_t *n;
ast_debug(2, "string <%s> depth <%d>\n", s, depth);
if (depth++ > 10) {
ast_log(LOG_WARNING, "recursion too deep, exiting\n");
return -1;
} else if (!say_cfg) {
ast_log(LOG_WARNING, "no say.conf, cannot spell '%s'\n", s);
return -1;
}
/* scan languages same as in file.c */
if (a->language == NULL)
a->language = "en"; /* default */
ast_debug(2, "try <%s> in <%s>\n", s, a->language);
lang = ast_strdupa(a->language);
for (;;) {
for (v = ast_variable_browse(say_cfg, lang); v ; v = v->next) {
if (ast_extension_match(v->name, s)) {
rule = ast_strdupa(v->value);
break;
}
}
if (rule)
break;
if ( (x = strchr(lang, '_')) )
*x = '\0'; /* try without suffix */
else if (strcmp(lang, "en"))
lang = "en"; /* last resort, try 'en' if not done yet */
else
break;
}
if (!rule)
return 0;
/* skip up to two prefixes to get the value */
if ( (x = strchr(s, ':')) )
s = x + 1;
if ( (x = strchr(s, ':')) )
s = x + 1;
ast_debug(2, "value is <%s>\n", s);
n = ast_var_assign("SAY", s);
AST_LIST_INSERT_HEAD(&head, n, entries);
/* scan the body, one piece at a time */
while ( !ret && (x = strsep(&rule, ",")) ) { /* exit on key */
char fn[128];
const char *p, *fmt, *data; /* format and data pointers */
/* prepare a decent file name */
x = ast_skip_blanks(x);
ast_trim_blanks(x);
/* replace variables */
pbx_substitute_variables_varshead(&head, x, fn, sizeof(fn));
ast_debug(2, "doing [%s]\n", fn);
/* locate prefix and data, if any */
fmt = strchr(fn, ':');
if (!fmt || fmt == fn) { /* regular filename */
ret = s_streamwait3(a, fn);
continue;
}
fmt++;
data = strchr(fmt, ':'); /* colon before data */
if (!data || data == fmt) { /* simple prefix-fmt */
ret = do_say(a, fn, options, depth);
continue;
}
/* prefix:fmt:data */
for (p = fmt; p < data && ret <= 0; p++) {
char fn2[sizeof(fn)];
if (*p == ' ' || *p == '\t') /* skip blanks */
continue;
if (*p == '\'') {/* file name - we trim them */
char *y;
strcpy(fn2, ast_skip_blanks(p+1)); /* make a full copy */
y = strchr(fn2, '\'');
if (!y) {
p = data; /* invalid. prepare to end */
break;
}
*y = '\0';
ast_trim_blanks(fn2);
p = strchr(p+1, '\'');
ret = s_streamwait3(a, fn2);
} else {
int l = fmt-fn;
strcpy(fn2, fn); /* copy everything */
/* after prefix, append the format */
fn2[l++] = *p;
strcpy(fn2 + l, data);
ret = do_say(a, fn2, options, depth);
}
if (ret) {
break;
}
}
}
ast_var_delete(n);
return ret;
}
| static int load_module | ( | void | ) | [static] |
Definition at line 535 of file app_playback.c.
References ARRAY_LEN, ast_cli_register_multiple(), ast_config_load, ast_extension_match(), ast_register_application_xml, ast_variable_browse(), CONFIG_STATUS_FILEINVALID, ast_variable::name, ast_variable::next, playback_exec(), say_init_mode(), and ast_variable::value.
{
struct ast_variable *v;
struct ast_flags config_flags = { 0 };
say_cfg = ast_config_load("say.conf", config_flags);
if (say_cfg && say_cfg != CONFIG_STATUS_FILEINVALID) {
for (v = ast_variable_browse(say_cfg, "general"); v ; v = v->next) {
if (ast_extension_match(v->name, "mode")) {
say_init_mode(v->value);
break;
}
}
}
ast_cli_register_multiple(cli_playback, ARRAY_LEN(cli_playback));
return ast_register_application_xml(app, playback_exec);
}
| static int playback_exec | ( | struct ast_channel * | chan, |
| const char * | data | ||
| ) | [static] |
Definition at line 422 of file app_playback.c.
References ast_channel::_state, args, ast_answer(), AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_log(), AST_STANDARD_APP_ARGS, AST_STATE_UP, ast_stopstream(), ast_strdupa, ast_streamfile(), ast_strlen_zero(), ast_waitstream(), ast_channel::language, LOG_WARNING, ast_channel::name, pbx_builtin_setvar_helper(), say_full(), strcasestr(), and strsep().
Referenced by load_module().
{
int res = 0;
int mres = 0;
char *tmp;
int option_skip=0;
int option_say=0;
int option_noanswer = 0;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(filenames);
AST_APP_ARG(options);
);
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "Playback requires an argument (filename)\n");
return -1;
}
tmp = ast_strdupa(data);
AST_STANDARD_APP_ARGS(args, tmp);
if (args.options) {
if (strcasestr(args.options, "skip"))
option_skip = 1;
if (strcasestr(args.options, "say"))
option_say = 1;
if (strcasestr(args.options, "noanswer"))
option_noanswer = 1;
}
if (chan->_state != AST_STATE_UP) {
if (option_skip) {
/* At the user's option, skip if the line is not up */
goto done;
} else if (!option_noanswer) {
/* Otherwise answer unless we're supposed to send this while on-hook */
res = ast_answer(chan);
}
}
if (!res) {
char *back = args.filenames;
char *front;
ast_stopstream(chan);
while (!res && (front = strsep(&back, "&"))) {
if (option_say)
res = say_full(chan, front, "", chan->language, NULL, -1, -1);
else
res = ast_streamfile(chan, front, chan->language);
if (!res) {
res = ast_waitstream(chan, "");
ast_stopstream(chan);
} else {
ast_log(LOG_WARNING, "ast_streamfile failed on %s for %s\n", chan->name, (char *)data);
res = 0;
mres = 1;
}
}
}
done:
pbx_builtin_setvar_helper(chan, "PLAYBACKSTATUS", mres ? "FAILED" : "SUCCESS");
return res;
}
| static int reload | ( | void | ) | [static] |
Definition at line 486 of file app_playback.c.
References ast_config_destroy(), ast_config_load, ast_extension_match(), ast_log(), ast_variable_browse(), CONFIG_FLAG_FILEUNCHANGED, CONFIG_STATUS_FILEINVALID, CONFIG_STATUS_FILEUNCHANGED, LOG_ERROR, LOG_NOTICE, ast_variable::name, ast_variable::next, say_init_mode(), and ast_variable::value.
{
struct ast_variable *v;
struct ast_flags config_flags = { CONFIG_FLAG_FILEUNCHANGED };
struct ast_config *newcfg;
if ((newcfg = ast_config_load("say.conf", config_flags)) == CONFIG_STATUS_FILEUNCHANGED) {
return 0;
} else if (newcfg == CONFIG_STATUS_FILEINVALID) {
ast_log(LOG_ERROR, "Config file say.conf is in an invalid format. Aborting.\n");
return 0;
}
if (say_cfg) {
ast_config_destroy(say_cfg);
ast_log(LOG_NOTICE, "Reloading say.conf\n");
say_cfg = newcfg;
}
if (say_cfg) {
for (v = ast_variable_browse(say_cfg, "general"); v ; v = v->next) {
if (ast_extension_match(v->name, "mode")) {
say_init_mode(v->value);
break;
}
}
}
/*
* XXX here we should sort rules according to the same order
* we have in pbx.c so we have the same matching behaviour.
*/
return 0;
}
| static void restore_say_mode | ( | void * | arg | ) | [static] |
Definition at line 117 of file app_playback.c.
References ast_say_character_str_full, ast_say_date, ast_say_date_with_format, ast_say_datetime, ast_say_datetime_from_now, ast_say_digit_str_full, ast_say_enumeration_full, ast_say_number_full, ast_say_phonetic_str_full, and ast_say_time.
Referenced by say_init_mode().
{
int i = 0;
say_api_buf[i++] = arg;
ast_say_number_full = say_api_buf[i++];
ast_say_enumeration_full = say_api_buf[i++];
ast_say_digit_str_full = say_api_buf[i++];
ast_say_character_str_full = say_api_buf[i++];
ast_say_phonetic_str_full = say_api_buf[i++];
ast_say_datetime = say_api_buf[i++];
ast_say_time = say_api_buf[i++];
ast_say_date = say_api_buf[i++];
ast_say_datetime_from_now = say_api_buf[i++];
ast_say_date_with_format = say_api_buf[i++];
}
| static int s_streamwait3 | ( | const say_args_t * | a, |
| const char * | fn | ||
| ) | [static] |
Definition at line 148 of file app_playback.c.
References ast_log(), ast_stopstream(), ast_streamfile(), ast_waitstream(), ast_waitstream_full(), say_args_t::audiofd, say_args_t::chan, say_args_t::ctrlfd, say_args_t::ints, say_args_t::language, and LOG_WARNING.
Referenced by do_say().
{
int res = ast_streamfile(a->chan, fn, a->language);
if (res) {
ast_log(LOG_WARNING, "Unable to play message %s\n", fn);
return res;
}
res = (a->audiofd > -1 && a->ctrlfd > -1) ?
ast_waitstream_full(a->chan, a->ints, a->audiofd, a->ctrlfd) :
ast_waitstream(a->chan, a->ints);
ast_stopstream(a->chan);
return res;
}
| static void save_say_mode | ( | const void * | arg | ) | [static] |
Definition at line 100 of file app_playback.c.
References ast_say_character_str_full, ast_say_date, ast_say_date_with_format, ast_say_datetime, ast_say_datetime_from_now, ast_say_digit_str_full, ast_say_enumeration_full, ast_say_number_full, ast_say_phonetic_str_full, and ast_say_time.
Referenced by say_init_mode().
{
int i = 0;
say_api_buf[i++] = arg;
say_api_buf[i++] = ast_say_number_full;
say_api_buf[i++] = ast_say_enumeration_full;
say_api_buf[i++] = ast_say_digit_str_full;
say_api_buf[i++] = ast_say_character_str_full;
say_api_buf[i++] = ast_say_phonetic_str_full;
say_api_buf[i++] = ast_say_datetime;
say_api_buf[i++] = ast_say_time;
say_api_buf[i++] = ast_say_date;
say_api_buf[i++] = ast_say_datetime_from_now;
say_api_buf[i++] = ast_say_date_with_format;
}
| static int say_date | ( | struct ast_channel * | chan, |
| time_t | t, | ||
| const char * | ints, | ||
| const char * | lang | ||
| ) | [static] |
Definition at line 335 of file app_playback.c.
References say_date_generic().
Referenced by say_init_mode().
{
return say_date_generic(chan, t, ints, lang, "", NULL, "date");
}
| static int say_date_generic | ( | struct ast_channel * | chan, |
| time_t | t, | ||
| const char * | ints, | ||
| const char * | lang, | ||
| const char * | format, | ||
| const char * | timezonename, | ||
| const char * | prefix | ||
| ) | [static] |
Definition at line 304 of file app_playback.c.
References ast_localtime(), do_say(), ast_tm::tm_hour, ast_tm::tm_mday, ast_tm::tm_min, ast_tm::tm_mon, ast_tm::tm_sec, ast_tm::tm_wday, ast_tm::tm_yday, and ast_tm::tm_year.
Referenced by say_date(), say_date_with_format(), say_datetime(), and say_time().
{
char buf[128];
struct ast_tm tm;
struct timeval when = { t, 0 };
say_args_t a = { chan, ints, lang, -1, -1 };
if (format == NULL)
format = "";
ast_localtime(&when, &tm, NULL);
snprintf(buf, sizeof(buf), "%s:%s:%04d%02d%02d%02d%02d.%02d-%d-%3d",
prefix,
format,
tm.tm_year+1900,
tm.tm_mon+1,
tm.tm_mday,
tm.tm_hour,
tm.tm_min,
tm.tm_sec,
tm.tm_wday,
tm.tm_yday);
return do_say(&a, buf, NULL, 0);
}
| static int say_date_with_format | ( | struct ast_channel * | chan, |
| time_t | t, | ||
| const char * | ints, | ||
| const char * | lang, | ||
| const char * | format, | ||
| const char * | timezonename | ||
| ) | [static] |
Definition at line 329 of file app_playback.c.
References say_date_generic().
Referenced by say_init_mode().
{
return say_date_generic(chan, t, ints, lang, format, timezonename, "datetime");
}
| static int say_datetime | ( | struct ast_channel * | chan, |
| time_t | t, | ||
| const char * | ints, | ||
| const char * | lang | ||
| ) | [static] |
Definition at line 345 of file app_playback.c.
References say_date_generic().
Referenced by say_init_mode().
{
return say_date_generic(chan, t, ints, lang, "", NULL, "datetime");
}
| static int say_enumeration_full | ( | struct ast_channel * | chan, |
| int | num, | ||
| const char * | ints, | ||
| const char * | lang, | ||
| const char * | options, | ||
| int | audiofd, | ||
| int | ctrlfd | ||
| ) | [static] |
Definition at line 294 of file app_playback.c.
References do_say().
Referenced by say_init_mode().
{
char buf[64];
say_args_t a = { chan, ints, lang, audiofd, ctrlfd };
snprintf(buf, sizeof(buf), "enum:%d", num);
return do_say(&a, buf, options, 0);
}
| static int say_full | ( | struct ast_channel * | chan, |
| const char * | string, | ||
| const char * | ints, | ||
| const char * | lang, | ||
| const char * | options, | ||
| int | audiofd, | ||
| int | ctrlfd | ||
| ) | [static] |
Definition at line 276 of file app_playback.c.
References do_say().
Referenced by playback_exec().
{
say_args_t a = { chan, ints, lang, audiofd, ctrlfd };
return do_say(&a, string, options, 0);
}
| static int say_init_mode | ( | const char * | mode | ) | [static] |
Definition at line 353 of file app_playback.c.
References ast_log(), ast_say_character_str_full, ast_say_date, ast_say_date_with_format, ast_say_datetime, ast_say_datetime_from_now, ast_say_digit_str_full, ast_say_digits_full(), ast_say_enumeration_full, ast_say_number_full, ast_say_phonetic_str_full, ast_say_time, LOG_ERROR, LOG_WARNING, restore_say_mode(), save_say_mode(), say_character_str_full(), say_date(), say_date_with_format(), say_datetime(), say_datetime_from_now(), say_digit_str_full(), say_enumeration_full(), say_number_full(), say_phonetic_str_full(), and say_time().
Referenced by __say_cli_init(), load_module(), and reload().
{
if (!strcmp(mode, say_new)) {
if (say_cfg == NULL) {
ast_log(LOG_ERROR, "There is no say.conf file to use new mode\n");
return -1;
}
save_say_mode(say_new);
ast_say_number_full = say_number_full;
ast_say_enumeration_full = say_enumeration_full;
#if 0
ast_say_digits_full = say_digits_full;
ast_say_digit_str_full = say_digit_str_full;
ast_say_character_str_full = say_character_str_full;
ast_say_phonetic_str_full = say_phonetic_str_full;
ast_say_datetime_from_now = say_datetime_from_now;
#endif
ast_say_datetime = say_datetime;
ast_say_time = say_time;
ast_say_date = say_date;
ast_say_date_with_format = say_date_with_format;
} else if (!strcmp(mode, say_old) && say_api_buf[0] == say_new) {
restore_say_mode(NULL);
} else if (strcmp(mode, say_old)) {
ast_log(LOG_WARNING, "unrecognized mode %s\n", mode);
return -1;
}
return 0;
}
| static int say_number_full | ( | struct ast_channel * | chan, |
| int | num, | ||
| const char * | ints, | ||
| const char * | lang, | ||
| const char * | options, | ||
| int | audiofd, | ||
| int | ctrlfd | ||
| ) | [static] |
Definition at line 284 of file app_playback.c.
References do_say().
Referenced by say_init_mode().
{
char buf[64];
say_args_t a = { chan, ints, lang, audiofd, ctrlfd };
snprintf(buf, sizeof(buf), "num:%d", num);
return do_say(&a, buf, options, 0);
}
| static int say_time | ( | struct ast_channel * | chan, |
| time_t | t, | ||
| const char * | ints, | ||
| const char * | lang | ||
| ) | [static] |
Definition at line 340 of file app_playback.c.
References say_date_generic().
Referenced by say_init_mode().
{
return say_date_generic(chan, t, ints, lang, "", NULL, "time");
}
| static int unload_module | ( | void | ) | [static] |
Definition at line 521 of file app_playback.c.
References ARRAY_LEN, ast_cli_unregister_multiple(), ast_config_destroy(), and ast_unregister_application().
{
int res;
res = ast_unregister_application(app);
ast_cli_unregister_multiple(cli_playback, ARRAY_LEN(cli_playback));
if (say_cfg)
ast_config_destroy(say_cfg);
return res;
}
Variable Documentation
struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "Sound File Playback Application" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .reload = reload, } [static] |
Definition at line 558 of file app_playback.c.
char* app = "Playback" [static] |
Definition at line 88 of file app_playback.c.
struct ast_module_info* ast_module_info = &__mod_info [static] |
Definition at line 558 of file app_playback.c.
struct ast_cli_entry cli_playback[] [static] |
{
AST_CLI_DEFINE(__say_cli_init, "Set or show the say mode"),
}
Definition at line 418 of file app_playback.c.
const void* say_api_buf[40] [static] |
Definition at line 96 of file app_playback.c.
struct ast_config* say_cfg = NULL [static] |
Definition at line 90 of file app_playback.c.
const char* const say_new = "new" [static] |
Definition at line 98 of file app_playback.c.
const char* const say_old = "old" [static] |
Definition at line 97 of file app_playback.c.
Referenced by __say_cli_init().
