261 lines
6.1 KiB
C
Executable File
261 lines
6.1 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Channel Management
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <pthread.h>
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#include <string.h>
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#include <sys/time.h>
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#include <signal.h>
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#include <errno.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <asterisk/channel.h>
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#include <asterisk/pbx.h>
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#include <asterisk/file.h>
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#include <asterisk/app.h>
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#include <asterisk/dsp.h>
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#include <asterisk/logger.h>
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#include <asterisk/options.h>
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#include "asterisk.h"
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#include "astconf.h"
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/* set timeout to 0 for "standard" timeouts. Set timeout to -1 for
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"ludicrous time" (essentially never times out) */
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int ast_app_getdata(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout)
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{
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int res,to,fto;
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/* XXX Merge with full version? XXX */
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if (prompt) {
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res = ast_streamfile(c, prompt, c->language);
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if (res < 0)
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return res;
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}
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fto = c->pbx ? c->pbx->rtimeout * 1000 : 6000;
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to = c->pbx ? c->pbx->dtimeout * 1000 : 2000;
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if (timeout > 0) fto = to = timeout;
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if (timeout < 0) fto = to = 1000000000;
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res = ast_readstring(c, s, maxlen, to, fto, "#");
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return res;
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}
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int ast_app_getdata_full(struct ast_channel *c, char *prompt, char *s, int maxlen, int timeout, int audiofd, int ctrlfd)
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{
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int res,to,fto;
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if (prompt) {
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res = ast_streamfile(c, prompt, c->language);
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if (res < 0)
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return res;
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}
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fto = 6000;
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to = 2000;
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if (timeout > 0) fto = to = timeout;
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if (timeout < 0) fto = to = 1000000000;
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res = ast_readstring_full(c, s, maxlen, to, fto, "#", audiofd, ctrlfd);
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return res;
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}
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int ast_app_getvoice(struct ast_channel *c, char *dest, char *dstfmt, char *prompt, int silence, int maxsec)
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{
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int res;
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struct ast_filestream *writer;
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int rfmt;
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int totalms=0, total;
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struct ast_frame *f;
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struct ast_dsp *sildet;
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/* Play prompt if requested */
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if (prompt) {
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res = ast_streamfile(c, prompt, c->language);
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if (res < 0)
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return res;
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res = ast_waitstream(c,"");
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if (res < 0)
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return res;
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}
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rfmt = c->readformat;
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res = ast_set_read_format(c, AST_FORMAT_SLINEAR);
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if (res < 0) {
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ast_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
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return -1;
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}
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sildet = ast_dsp_new();
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if (!sildet) {
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ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
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return -1;
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}
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writer = ast_writefile(dest, dstfmt, "Voice file", 0, 0, 0666);
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if (!writer) {
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ast_log(LOG_WARNING, "Unable to open file '%s' in format '%s' for writing\n", dest, dstfmt);
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ast_dsp_free(sildet);
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return -1;
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}
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for(;;) {
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if ((res = ast_waitfor(c, 2000)) < 0) {
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ast_log(LOG_NOTICE, "Waitfor failed while recording file '%s' format '%s'\n", dest, dstfmt);
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break;
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}
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if (res) {
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f = ast_read(c);
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if (!f) {
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ast_log(LOG_NOTICE, "Hungup while recording file '%s' format '%s'\n", dest, dstfmt);
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break;
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}
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if ((f->frametype == AST_FRAME_DTMF) && (f->subclass == '#')) {
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/* Ended happily with DTMF */
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ast_frfree(f);
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break;
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} else if (f->frametype == AST_FRAME_VOICE) {
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ast_dsp_silence(sildet, f, &total);
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if (total > silence) {
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/* Ended happily with silence */
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ast_frfree(f);
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break;
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}
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totalms += f->samples / 8;
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if (totalms > maxsec * 1000) {
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/* Ended happily with too much stuff */
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ast_log(LOG_NOTICE, "Constraining voice on '%s' to %d seconds\n", c->name, maxsec);
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ast_frfree(f);
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break;
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}
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}
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ast_frfree(f);
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}
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}
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res = ast_set_read_format(c, rfmt);
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if (res)
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ast_log(LOG_WARNING, "Unable to restore read format on '%s'\n", c->name);
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ast_dsp_free(sildet);
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ast_closestream(writer);
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return 0;
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}
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int ast_app_has_voicemail(const char *mailbox)
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{
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DIR *dir;
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struct dirent *de;
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char fn[256];
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char tmp[256]="";
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char *mb, *cur;
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char *context;
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int ret;
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/* If no mailbox, return immediately */
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if (!strlen(mailbox))
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return 0;
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if (strchr(mailbox, ',')) {
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strncpy(tmp, mailbox, sizeof(tmp));
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mb = tmp;
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ret = 0;
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while((cur = strsep(&mb, ","))) {
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if (strlen(cur)) {
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if (ast_app_has_voicemail(cur))
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return 1;
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}
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}
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return 0;
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}
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strncpy(tmp, mailbox, sizeof(tmp) - 1);
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context = strchr(tmp, '@');
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if (context) {
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*context = '\0';
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context++;
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} else
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context = "default";
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snprintf(fn, sizeof(fn), "%s/voicemail/%s/%s/INBOX", (char *)ast_config_AST_SPOOL_DIR, context, tmp);
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dir = opendir(fn);
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if (!dir)
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return 0;
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while ((de = readdir(dir))) {
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if (!strncasecmp(de->d_name, "msg", 3))
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break;
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}
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closedir(dir);
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if (de)
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return 1;
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return 0;
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}
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int ast_app_messagecount(const char *mailbox, int *newmsgs, int *oldmsgs)
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{
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DIR *dir;
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struct dirent *de;
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char fn[256];
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char tmp[256]="";
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char *mb, *cur;
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char *context;
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int ret;
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if (newmsgs)
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*newmsgs = 0;
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if (oldmsgs)
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*oldmsgs = 0;
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/* If no mailbox, return immediately */
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if (!strlen(mailbox))
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return 0;
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if (strchr(mailbox, ',')) {
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int tmpnew, tmpold;
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strncpy(tmp, mailbox, sizeof(tmp));
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mb = tmp;
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ret = 0;
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while((cur = strsep(&mb, ", "))) {
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if (strlen(cur)) {
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if (ast_app_messagecount(cur, newmsgs ? &tmpnew : NULL, oldmsgs ? &tmpold : NULL))
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return -1;
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else {
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if (newmsgs)
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*newmsgs += tmpnew;
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if (oldmsgs)
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*oldmsgs += tmpold;
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}
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}
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}
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return 0;
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}
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strncpy(tmp, mailbox, sizeof(tmp) - 1);
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context = strchr(tmp, '@');
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if (context) {
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*context = '\0';
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context++;
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} else
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context = "default";
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if (newmsgs) {
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snprintf(fn, sizeof(fn), "%s/voicemail/%s/%s/INBOX", (char *)ast_config_AST_SPOOL_DIR, context, tmp);
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dir = opendir(fn);
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if (dir) {
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while ((de = readdir(dir))) {
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if ((strlen(de->d_name) > 3) && !strncasecmp(de->d_name, "msg", 3) &&
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!strcasecmp(de->d_name + strlen(de->d_name) - 3, "txt"))
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(*newmsgs)++;
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}
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closedir(dir);
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}
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}
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if (oldmsgs) {
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snprintf(fn, sizeof(fn), "%s/voicemail/%s/%s/Old", (char *)ast_config_AST_SPOOL_DIR, context, tmp);
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dir = opendir(fn);
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if (dir) {
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while ((de = readdir(dir))) {
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if ((strlen(de->d_name) > 3) && !strncasecmp(de->d_name, "msg", 3) &&
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!strcasecmp(de->d_name + strlen(de->d_name) - 3, "txt"))
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(*oldmsgs)++;
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}
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closedir(dir);
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}
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}
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return 0;
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}
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