f49974f314
events generated when parking status is requested. This header was already in the events that are generated when the call is first parked. (issue #5883) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7569 65c4cc65-6c06-0410-ace0-fbb531ad65f3
2194 lines
66 KiB
C
2194 lines
66 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2005, Digium, Inc.
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*
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* Mark Spencer <markster@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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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 Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Routines implementing call parking
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*
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*/
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#include <pthread.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/time.h>
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#include <sys/signal.h>
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#include <netinet/in.h>
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/lock.h"
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#include "asterisk/file.h"
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#include "asterisk/logger.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/options.h"
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#include "asterisk/causes.h"
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#include "asterisk/module.h"
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#include "asterisk/translate.h"
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#include "asterisk/app.h"
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#include "asterisk/say.h"
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#include "asterisk/features.h"
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#include "asterisk/musiconhold.h"
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#include "asterisk/config.h"
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#include "asterisk/cli.h"
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#include "asterisk/manager.h"
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#include "asterisk/utils.h"
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#include "asterisk/adsi.h"
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#include "asterisk/monitor.h"
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#ifdef __AST_DEBUG_MALLOC
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static void FREE(void *ptr)
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{
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free(ptr);
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}
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#else
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#define FREE free
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#endif
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#define DEFAULT_PARK_TIME 45000
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#define DEFAULT_TRANSFER_DIGIT_TIMEOUT 3000
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#define DEFAULT_FEATURE_DIGIT_TIMEOUT 500
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#define AST_MAX_WATCHERS 256
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static char *parkedcall = "ParkedCall";
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/* No more than 45 seconds parked before you do something with them */
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static int parkingtime = DEFAULT_PARK_TIME;
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/* Context for which parking is made accessible */
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static char parking_con[AST_MAX_EXTENSION];
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/* Context for dialback for parking (KLUDGE) */
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static char parking_con_dial[AST_MAX_EXTENSION];
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/* Extension you type to park the call */
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static char parking_ext[AST_MAX_EXTENSION];
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static char pickup_ext[AST_MAX_EXTENSION];
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/* Default sounds */
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static char courtesytone[256];
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static char xfersound[256];
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static char xferfailsound[256];
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/* First available extension for parking */
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static int parking_start;
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/* Last available extension for parking */
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static int parking_stop;
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static int parking_offset;
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static int parkfindnext;
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static int adsipark;
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static int transferdigittimeout;
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static int featuredigittimeout;
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/* Default courtesy tone played when party joins conference */
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/* Registrar for operations */
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static char *registrar = "res_features";
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static char *synopsis = "Answer a parked call";
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static char *descrip = "ParkedCall(exten):"
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"Used to connect to a parked call. This application is always\n"
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"registered internally and does not need to be explicitly added\n"
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"into the dialplan, although you should include the 'parkedcalls'\n"
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"context.\n";
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static char *parkcall = "Park";
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static char *synopsis2 = "Park yourself";
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static char *descrip2 = "Park(exten):"
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"Used to park yourself (typically in combination with a supervised\n"
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"transfer to know the parking space). This application is always\n"
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"registered internally and does not need to be explicitly added\n"
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"into the dialplan, although you should include the 'parkedcalls'\n"
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"context.\n";
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static struct ast_app *monitor_app=NULL;
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static int monitor_ok=1;
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struct parkeduser {
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struct ast_channel *chan;
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struct timeval start;
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int parkingnum;
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/* Where to go if our parking time expires */
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char context[AST_MAX_CONTEXT];
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char exten[AST_MAX_EXTENSION];
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int priority;
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int parkingtime;
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int notquiteyet;
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char peername[1024];
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unsigned char moh_trys;
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struct parkeduser *next;
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};
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static struct parkeduser *parkinglot;
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AST_MUTEX_DEFINE_STATIC(parking_lock);
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static pthread_t parking_thread;
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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char *ast_parking_ext(void)
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{
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return parking_ext;
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}
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char *ast_pickup_ext(void)
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{
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return pickup_ext;
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}
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struct ast_bridge_thread_obj
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{
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struct ast_bridge_config bconfig;
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struct ast_channel *chan;
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struct ast_channel *peer;
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};
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static void check_goto_on_transfer(struct ast_channel *chan)
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{
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struct ast_channel *xferchan;
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const char *val = pbx_builtin_getvar_helper(chan, "GOTO_ON_BLINDXFR");
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char *x, *goto_on_transfer;
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struct ast_frame *f;
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if (!ast_strlen_zero(val) && (goto_on_transfer = ast_strdupa(val)) && (xferchan = ast_channel_alloc(0))) {
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for (x = goto_on_transfer; x && *x; x++)
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if (*x == '^')
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*x = '|';
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strcpy(xferchan->name, chan->name);
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/* Make formats okay */
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xferchan->readformat = chan->readformat;
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xferchan->writeformat = chan->writeformat;
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ast_channel_masquerade(xferchan, chan);
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ast_parseable_goto(xferchan, goto_on_transfer);
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xferchan->_state = AST_STATE_UP;
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ast_clear_flag(xferchan, AST_FLAGS_ALL);
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xferchan->_softhangup = 0;
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if ((f = ast_read(xferchan))) {
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ast_frfree(f);
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f = NULL;
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ast_pbx_start(xferchan);
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} else {
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ast_hangup(xferchan);
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}
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}
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}
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static struct ast_channel *ast_feature_request_and_dial(struct ast_channel *caller, const char *type, int format, void *data, int timeout, int *outstate, const char *cid_num, const char *cid_name);
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static void *ast_bridge_call_thread(void *data)
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{
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struct ast_bridge_thread_obj *tobj = data;
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tobj->chan->appl = "Transferred Call";
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tobj->chan->data = tobj->peer->name;
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tobj->peer->appl = "Transferred Call";
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tobj->peer->data = tobj->chan->name;
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if (tobj->chan->cdr) {
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ast_cdr_reset(tobj->chan->cdr, NULL);
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ast_cdr_setdestchan(tobj->chan->cdr, tobj->peer->name);
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}
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if (tobj->peer->cdr) {
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ast_cdr_reset(tobj->peer->cdr, NULL);
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ast_cdr_setdestchan(tobj->peer->cdr, tobj->chan->name);
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}
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ast_bridge_call(tobj->peer, tobj->chan, &tobj->bconfig);
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ast_hangup(tobj->chan);
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ast_hangup(tobj->peer);
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tobj->chan = tobj->peer = NULL;
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free(tobj);
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tobj=NULL;
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return NULL;
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}
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static void ast_bridge_call_thread_launch(void *data)
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{
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pthread_t thread;
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pthread_attr_t attr;
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struct sched_param sched;
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pthread_attr_init(&attr);
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
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ast_pthread_create(&thread, &attr,ast_bridge_call_thread, data);
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pthread_attr_destroy(&attr);
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memset(&sched, 0, sizeof(sched));
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pthread_setschedparam(thread, SCHED_RR, &sched);
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}
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static int adsi_announce_park(struct ast_channel *chan, int parkingnum)
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{
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int res;
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int justify[5] = {ADSI_JUST_CENT, ADSI_JUST_CENT, ADSI_JUST_CENT, ADSI_JUST_CENT};
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char tmp[256];
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char *message[5] = {NULL, NULL, NULL, NULL, NULL};
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snprintf(tmp, sizeof(tmp), "Parked on %d", parkingnum);
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message[0] = tmp;
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res = adsi_load_session(chan, NULL, 0, 1);
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if (res == -1) {
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return res;
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}
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return adsi_print(chan, message, justify, 1);
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}
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/*--- ast_park_call: Park a call */
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/* We put the user in the parking list, then wake up the parking thread to be sure it looks
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after these channels too */
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int ast_park_call(struct ast_channel *chan, struct ast_channel *peer, int timeout, int *extout)
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{
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struct parkeduser *pu, *cur;
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int i,x,parking_range;
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char exten[AST_MAX_EXTENSION];
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struct ast_context *con;
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pu = malloc(sizeof(struct parkeduser));
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if (!pu) {
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ast_log(LOG_WARNING, "Out of memory\n");
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return -1;
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}
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memset(pu, 0, sizeof(struct parkeduser));
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ast_mutex_lock(&parking_lock);
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parking_range = parking_stop - parking_start+1;
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for (i = 0; i < parking_range; i++) {
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x = (i + parking_offset) % parking_range + parking_start;
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cur = parkinglot;
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while(cur) {
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if (cur->parkingnum == x)
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break;
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cur = cur->next;
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}
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if (!cur)
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break;
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}
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if (!(i < parking_range)) {
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ast_log(LOG_WARNING, "No more parking spaces\n");
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free(pu);
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ast_mutex_unlock(&parking_lock);
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return -1;
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}
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if (parkfindnext)
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parking_offset = x - parking_start + 1;
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chan->appl = "Parked Call";
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chan->data = NULL;
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pu->chan = chan;
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/* Start music on hold */
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if (chan != peer) {
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ast_indicate(pu->chan, AST_CONTROL_HOLD);
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ast_moh_start(pu->chan, NULL);
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}
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pu->start = ast_tvnow();
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pu->parkingnum = x;
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if (timeout > 0)
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pu->parkingtime = timeout;
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else
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pu->parkingtime = parkingtime;
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if (extout)
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*extout = x;
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if (peer)
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ast_copy_string(pu->peername, peer->name, sizeof(pu->peername));
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/* Remember what had been dialed, so that if the parking
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expires, we try to come back to the same place */
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if (!ast_strlen_zero(chan->macrocontext))
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ast_copy_string(pu->context, chan->macrocontext, sizeof(pu->context));
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else
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ast_copy_string(pu->context, chan->context, sizeof(pu->context));
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if (!ast_strlen_zero(chan->macroexten))
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ast_copy_string(pu->exten, chan->macroexten, sizeof(pu->exten));
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else
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ast_copy_string(pu->exten, chan->exten, sizeof(pu->exten));
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if (chan->macropriority)
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pu->priority = chan->macropriority;
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else
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pu->priority = chan->priority;
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pu->next = parkinglot;
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parkinglot = pu;
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/* If parking a channel directly, don't quiet yet get parking running on it */
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if (peer == chan)
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pu->notquiteyet = 1;
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ast_mutex_unlock(&parking_lock);
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/* Wake up the (presumably select()ing) thread */
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pthread_kill(parking_thread, SIGURG);
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if (option_verbose > 1)
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ast_verbose(VERBOSE_PREFIX_2 "Parked %s on %d. Will timeout back to extension [%s] %s, %d in %d seconds\n", pu->chan->name, pu->parkingnum, pu->context, pu->exten, pu->priority, (pu->parkingtime/1000));
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manager_event(EVENT_FLAG_CALL, "ParkedCall",
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"Exten: %d\r\n"
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"Channel: %s\r\n"
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"From: %s\r\n"
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"Timeout: %ld\r\n"
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"CallerID: %s\r\n"
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"CallerIDName: %s\r\n\r\n"
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,pu->parkingnum, pu->chan->name, peer->name
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,(long)pu->start.tv_sec + (long)(pu->parkingtime/1000) - (long)time(NULL)
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,(pu->chan->cid.cid_num ? pu->chan->cid.cid_num : "<unknown>")
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,(pu->chan->cid.cid_name ? pu->chan->cid.cid_name : "<unknown>")
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);
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if (peer) {
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if (adsipark && adsi_available(peer)) {
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adsi_announce_park(peer, pu->parkingnum);
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}
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if (adsipark && adsi_available(peer)) {
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adsi_unload_session(peer);
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}
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}
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con = ast_context_find(parking_con);
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if (!con) {
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con = ast_context_create(NULL, parking_con, registrar);
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if (!con) {
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ast_log(LOG_ERROR, "Parking context '%s' does not exist and unable to create\n", parking_con);
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}
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}
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if (con) {
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snprintf(exten, sizeof(exten), "%d", x);
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ast_add_extension2(con, 1, exten, 1, NULL, NULL, parkedcall, strdup(exten), FREE, registrar);
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}
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if (peer)
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ast_say_digits(peer, pu->parkingnum, "", peer->language);
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if (pu->notquiteyet) {
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/* Wake up parking thread if we're really done */
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ast_moh_start(pu->chan, NULL);
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pu->notquiteyet = 0;
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pthread_kill(parking_thread, SIGURG);
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}
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return 0;
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}
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int ast_masq_park_call(struct ast_channel *rchan, struct ast_channel *peer, int timeout, int *extout)
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{
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struct ast_channel *chan;
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struct ast_frame *f;
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/* Make a new, fake channel that we'll use to masquerade in the real one */
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chan = ast_channel_alloc(0);
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if (chan) {
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/* Let us keep track of the channel name */
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snprintf(chan->name, sizeof (chan->name), "Parked/%s",rchan->name);
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/* Make formats okay */
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chan->readformat = rchan->readformat;
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chan->writeformat = rchan->writeformat;
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ast_channel_masquerade(chan, rchan);
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/* Setup the extensions and such */
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ast_copy_string(chan->context, rchan->context, sizeof(chan->context));
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ast_copy_string(chan->exten, rchan->exten, sizeof(chan->exten));
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chan->priority = rchan->priority;
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/* Make the masq execute */
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f = ast_read(chan);
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if (f)
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ast_frfree(f);
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ast_park_call(chan, peer, timeout, extout);
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} else {
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ast_log(LOG_WARNING, "Unable to create parked channel\n");
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return -1;
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}
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return 0;
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}
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#define FEATURE_RETURN_HANGUP -1
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#define FEATURE_RETURN_SUCCESSBREAK 0
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#define FEATURE_RETURN_PBX_KEEPALIVE AST_PBX_KEEPALIVE
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#define FEATURE_RETURN_NO_HANGUP_PEER AST_PBX_NO_HANGUP_PEER
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#define FEATURE_RETURN_PASSDIGITS 21
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#define FEATURE_RETURN_STOREDIGITS 22
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#define FEATURE_RETURN_SUCCESS 23
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#define FEATURE_SENSE_CHAN (1 << 0)
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#define FEATURE_SENSE_PEER (1 << 1)
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|
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static int builtin_automonitor(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense)
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{
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char *caller_chan_id = NULL, *callee_chan_id = NULL, *args = NULL, *touch_filename = NULL;
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int x = 0;
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size_t len;
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struct ast_channel *caller_chan = NULL, *callee_chan = NULL;
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|
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if(sense == 2) {
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caller_chan = peer;
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callee_chan = chan;
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} else {
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callee_chan = peer;
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caller_chan = chan;
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}
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|
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if (!monitor_ok) {
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ast_log(LOG_ERROR,"Cannot record the call. The monitor application is disabled.\n");
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return -1;
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}
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|
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if (!monitor_app) {
|
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if (!(monitor_app = pbx_findapp("Monitor"))) {
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monitor_ok=0;
|
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ast_log(LOG_ERROR,"Cannot record the call. The monitor application is disabled.\n");
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return -1;
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}
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}
|
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if (!ast_strlen_zero(courtesytone)) {
|
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if (ast_autoservice_start(callee_chan))
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return -1;
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if (!ast_streamfile(caller_chan, courtesytone, caller_chan->language)) {
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if (ast_waitstream(caller_chan, "") < 0) {
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ast_log(LOG_WARNING, "Failed to play courtesy tone!\n");
|
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ast_autoservice_stop(callee_chan);
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return -1;
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}
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}
|
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if (ast_autoservice_stop(callee_chan))
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return -1;
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}
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|
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if (callee_chan->monitor) {
|
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if (option_verbose > 3)
|
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ast_verbose(VERBOSE_PREFIX_3 "User hit '%s' to stop recording call.\n", code);
|
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ast_monitor_stop(callee_chan, 1);
|
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return FEATURE_RETURN_SUCCESS;
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}
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|
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if (caller_chan && callee_chan) {
|
|
const char *touch_format = pbx_builtin_getvar_helper(caller_chan, "TOUCH_MONITOR_FORMAT");
|
|
const char *touch_monitor = pbx_builtin_getvar_helper(caller_chan, "TOUCH_MONITOR");
|
|
|
|
if (!touch_format)
|
|
touch_format = pbx_builtin_getvar_helper(callee_chan, "TOUCH_MONITOR_FORMAT");
|
|
|
|
if (!touch_monitor)
|
|
touch_monitor = pbx_builtin_getvar_helper(callee_chan, "TOUCH_MONITOR");
|
|
|
|
if (touch_monitor) {
|
|
len = strlen(touch_monitor) + 50;
|
|
args = alloca(len);
|
|
touch_filename = alloca(len);
|
|
snprintf(touch_filename, len, "auto-%ld-%s", time(NULL), touch_monitor);
|
|
snprintf(args, len, "%s|%s|m", (touch_format) ? touch_format : "wav", touch_filename);
|
|
} else {
|
|
caller_chan_id = ast_strdupa(caller_chan->cid.cid_num ? caller_chan->cid.cid_num : caller_chan->name);
|
|
callee_chan_id = ast_strdupa(callee_chan->cid.cid_num ? callee_chan->cid.cid_num : callee_chan->name);
|
|
len = strlen(caller_chan_id) + strlen(callee_chan_id) + 50;
|
|
args = alloca(len);
|
|
touch_filename = alloca(len);
|
|
snprintf(touch_filename, len, "auto-%ld-%s-%s", time(NULL), caller_chan_id, callee_chan_id);
|
|
snprintf(args, len, "%s|%s|m", (touch_format) ? touch_format : "wav", touch_filename);
|
|
}
|
|
|
|
for( x = 0; x < strlen(args); x++)
|
|
if (args[x] == '/')
|
|
args[x] = '-';
|
|
|
|
if (option_verbose > 3)
|
|
ast_verbose(VERBOSE_PREFIX_3 "User hit '%s' to record call. filename: %s\n", code, args);
|
|
|
|
pbx_exec(callee_chan, monitor_app, args, 1);
|
|
pbx_builtin_setvar_helper(callee_chan, "TOUCH_MONITOR_OUTPUT", touch_filename);
|
|
pbx_builtin_setvar_helper(caller_chan, "TOUCH_MONITOR_OUTPUT", touch_filename);
|
|
|
|
return FEATURE_RETURN_SUCCESS;
|
|
}
|
|
|
|
ast_log(LOG_NOTICE,"Cannot record the call. One or both channels have gone away.\n");
|
|
return -1;
|
|
}
|
|
|
|
static int builtin_disconnect(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense)
|
|
{
|
|
if (option_verbose > 3)
|
|
ast_verbose(VERBOSE_PREFIX_3 "User hit '%s' to disconnect call.\n", code);
|
|
return FEATURE_RETURN_HANGUP;
|
|
}
|
|
|
|
static int builtin_blindtransfer(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense)
|
|
{
|
|
struct ast_channel *transferer;
|
|
struct ast_channel *transferee;
|
|
const char *transferer_real_context;
|
|
char newext[256];
|
|
int res;
|
|
|
|
if (sense == FEATURE_SENSE_PEER) {
|
|
transferer = peer;
|
|
transferee = chan;
|
|
} else {
|
|
transferer = chan;
|
|
transferee = peer;
|
|
}
|
|
if (!(transferer_real_context = pbx_builtin_getvar_helper(transferee, "TRANSFER_CONTEXT")) &&
|
|
!(transferer_real_context = pbx_builtin_getvar_helper(transferer, "TRANSFER_CONTEXT"))) {
|
|
/* Use the non-macro context to transfer the call */
|
|
if (!ast_strlen_zero(transferer->macrocontext))
|
|
transferer_real_context = transferer->macrocontext;
|
|
else
|
|
transferer_real_context = transferer->context;
|
|
}
|
|
/* Start autoservice on chan while we talk
|
|
to the originator */
|
|
ast_indicate(transferee, AST_CONTROL_HOLD);
|
|
ast_autoservice_start(transferee);
|
|
ast_moh_start(transferee, NULL);
|
|
|
|
memset(newext, 0, sizeof(newext));
|
|
|
|
/* Transfer */
|
|
if ((res=ast_streamfile(transferer, "pbx-transfer", transferer->language))) {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
return res;
|
|
}
|
|
if ((res=ast_waitstream(transferer, AST_DIGIT_ANY)) < 0) {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
return res;
|
|
} else if (res > 0) {
|
|
/* If they've typed a digit already, handle it */
|
|
newext[0] = (char) res;
|
|
}
|
|
|
|
ast_stopstream(transferer);
|
|
res = ast_app_dtget(transferer, transferer_real_context, newext, sizeof(newext), 100, transferdigittimeout);
|
|
if (res < 0) {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
return res;
|
|
}
|
|
if (!strcmp(newext, ast_parking_ext())) {
|
|
ast_moh_stop(transferee);
|
|
|
|
res = ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
if (res)
|
|
res = -1;
|
|
else if (!ast_park_call(transferee, transferer, 0, NULL)) {
|
|
/* We return non-zero, but tell the PBX not to hang the channel when
|
|
the thread dies -- We have to be careful now though. We are responsible for
|
|
hanging up the channel, else it will never be hung up! */
|
|
|
|
if (transferer == peer)
|
|
res = AST_PBX_KEEPALIVE;
|
|
else
|
|
res = AST_PBX_NO_HANGUP_PEER;
|
|
return res;
|
|
} else {
|
|
ast_log(LOG_WARNING, "Unable to park call %s\n", transferee->name);
|
|
}
|
|
/* XXX Maybe we should have another message here instead of invalid extension XXX */
|
|
} else if (ast_exists_extension(transferee, transferer_real_context, newext, 1, transferer->cid.cid_num)) {
|
|
pbx_builtin_setvar_helper(peer, "BLINDTRANSFER", chan->name);
|
|
pbx_builtin_setvar_helper(chan, "BLINDTRANSFER", peer->name);
|
|
ast_moh_stop(transferee);
|
|
res=ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
if (!transferee->pbx) {
|
|
/* Doh! Use our handy async_goto functions */
|
|
if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 "Transferring %s to '%s' (context %s) priority 1\n"
|
|
,transferee->name, newext, transferer_real_context);
|
|
if (ast_async_goto(transferee, transferer_real_context, newext, 1))
|
|
ast_log(LOG_WARNING, "Async goto failed :-(\n");
|
|
res = -1;
|
|
} else {
|
|
/* Set the channel's new extension, since it exists, using transferer context */
|
|
ast_copy_string(transferee->exten, newext, sizeof(transferee->exten));
|
|
ast_copy_string(transferee->context, transferer_real_context, sizeof(transferee->context));
|
|
transferee->priority = 0;
|
|
}
|
|
check_goto_on_transfer(transferer);
|
|
return res;
|
|
} else {
|
|
if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 "Unable to find extension '%s' in context '%s'\n", newext, transferer_real_context);
|
|
}
|
|
if (!ast_strlen_zero(xferfailsound))
|
|
res = ast_streamfile(transferer, xferfailsound, transferee->language);
|
|
else
|
|
res = 0;
|
|
if (res) {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
return res;
|
|
}
|
|
res = ast_waitstream(transferer, AST_DIGIT_ANY);
|
|
ast_stopstream(transferer);
|
|
ast_moh_stop(transferee);
|
|
res = ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
if (res) {
|
|
if (option_verbose > 1)
|
|
ast_verbose(VERBOSE_PREFIX_2 "Hungup during autoservice stop on '%s'\n", transferee->name);
|
|
return res;
|
|
}
|
|
return FEATURE_RETURN_SUCCESS;
|
|
}
|
|
|
|
static int builtin_atxfer(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense)
|
|
{
|
|
struct ast_channel *transferer;
|
|
struct ast_channel *transferee;
|
|
struct ast_channel *newchan, *xferchan=NULL;
|
|
int outstate=0;
|
|
struct ast_bridge_config bconfig;
|
|
const char *transferer_real_context;
|
|
char xferto[256],dialstr[265];
|
|
char *cid_num;
|
|
char *cid_name;
|
|
int res;
|
|
struct ast_frame *f = NULL;
|
|
struct ast_bridge_thread_obj *tobj;
|
|
|
|
ast_log(LOG_DEBUG, "Executing Attended Transfer %s, %s (sense=%d) XXX\n", chan->name, peer->name, sense);
|
|
if (sense == FEATURE_SENSE_PEER) {
|
|
transferer = peer;
|
|
transferee = chan;
|
|
} else {
|
|
transferer = chan;
|
|
transferee = peer;
|
|
}
|
|
if (!(transferer_real_context=pbx_builtin_getvar_helper(transferee, "TRANSFER_CONTEXT")) &&
|
|
!(transferer_real_context=pbx_builtin_getvar_helper(transferer, "TRANSFER_CONTEXT"))) {
|
|
/* Use the non-macro context to transfer the call */
|
|
if (!ast_strlen_zero(transferer->macrocontext))
|
|
transferer_real_context = transferer->macrocontext;
|
|
else
|
|
transferer_real_context = transferer->context;
|
|
}
|
|
/* Start autoservice on chan while we talk
|
|
to the originator */
|
|
ast_indicate(transferee, AST_CONTROL_HOLD);
|
|
ast_autoservice_start(transferee);
|
|
ast_moh_start(transferee, NULL);
|
|
memset(xferto, 0, sizeof(xferto));
|
|
/* Transfer */
|
|
if ((res = ast_streamfile(transferer, "pbx-transfer", transferer->language))) {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
return res;
|
|
}
|
|
if ((res=ast_waitstream(transferer, AST_DIGIT_ANY)) < 0) {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
return res;
|
|
} else if(res > 0) {
|
|
/* If they've typed a digit already, handle it */
|
|
xferto[0] = (char) res;
|
|
}
|
|
if ((ast_app_dtget(transferer, transferer_real_context, xferto, sizeof(xferto), 100, transferdigittimeout))) {
|
|
cid_num = transferer->cid.cid_num;
|
|
cid_name = transferer->cid.cid_name;
|
|
if (ast_exists_extension(transferer, transferer_real_context,xferto, 1, cid_num)) {
|
|
snprintf(dialstr, sizeof(dialstr), "%s@%s/n", xferto, transferer_real_context);
|
|
newchan = ast_feature_request_and_dial(transferer, "Local", ast_best_codec(transferer->nativeformats), dialstr, 15000, &outstate, cid_num, cid_name);
|
|
ast_indicate(transferer, -1);
|
|
if (newchan) {
|
|
res = ast_channel_make_compatible(transferer, newchan);
|
|
if (res < 0) {
|
|
ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", transferer->name, newchan->name);
|
|
ast_hangup(newchan);
|
|
return -1;
|
|
}
|
|
memset(&bconfig,0,sizeof(struct ast_bridge_config));
|
|
ast_set_flag(&(bconfig.features_caller), AST_FEATURE_DISCONNECT);
|
|
ast_set_flag(&(bconfig.features_callee), AST_FEATURE_DISCONNECT);
|
|
res = ast_bridge_call(transferer,newchan,&bconfig);
|
|
if (newchan->_softhangup || newchan->_state != AST_STATE_UP || !transferer->_softhangup) {
|
|
ast_hangup(newchan);
|
|
if (f) {
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
}
|
|
if (!ast_strlen_zero(xfersound) && !ast_streamfile(transferer, xfersound, transferer->language)) {
|
|
if (ast_waitstream(transferer, "") < 0) {
|
|
ast_log(LOG_WARNING, "Failed to play courtesy tone!\n");
|
|
}
|
|
}
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
transferer->_softhangup = 0;
|
|
return FEATURE_RETURN_SUCCESS;
|
|
}
|
|
|
|
res = ast_channel_make_compatible(transferee, newchan);
|
|
if (res < 0) {
|
|
ast_log(LOG_WARNING, "Had to drop call because I couldn't make %s compatible with %s\n", transferee->name, newchan->name);
|
|
ast_hangup(newchan);
|
|
return -1;
|
|
}
|
|
|
|
|
|
ast_moh_stop(transferee);
|
|
|
|
if ((ast_autoservice_stop(transferee) < 0)
|
|
|| (ast_waitfordigit(transferee, 100) < 0)
|
|
|| (ast_waitfordigit(newchan, 100) < 0)
|
|
|| ast_check_hangup(transferee)
|
|
|| ast_check_hangup(newchan)) {
|
|
ast_hangup(newchan);
|
|
res = -1;
|
|
return -1;
|
|
}
|
|
|
|
if ((xferchan = ast_channel_alloc(0))) {
|
|
snprintf(xferchan->name, sizeof (xferchan->name), "Transfered/%s",transferee->name);
|
|
/* Make formats okay */
|
|
xferchan->readformat = transferee->readformat;
|
|
xferchan->writeformat = transferee->writeformat;
|
|
ast_channel_masquerade(xferchan, transferee);
|
|
ast_explicit_goto(xferchan, transferee->context, transferee->exten, transferee->priority);
|
|
xferchan->_state = AST_STATE_UP;
|
|
ast_clear_flag(xferchan, AST_FLAGS_ALL);
|
|
xferchan->_softhangup = 0;
|
|
|
|
if ((f = ast_read(xferchan))) {
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
}
|
|
|
|
} else {
|
|
ast_hangup(newchan);
|
|
return -1;
|
|
}
|
|
|
|
newchan->_state = AST_STATE_UP;
|
|
ast_clear_flag(newchan, AST_FLAGS_ALL);
|
|
newchan->_softhangup = 0;
|
|
|
|
tobj = malloc(sizeof(struct ast_bridge_thread_obj));
|
|
if (tobj) {
|
|
memset(tobj,0,sizeof(struct ast_bridge_thread_obj));
|
|
tobj->chan = xferchan;
|
|
tobj->peer = newchan;
|
|
tobj->bconfig = *config;
|
|
|
|
if (!ast_strlen_zero(xfersound) && !ast_streamfile(newchan, xfersound, newchan->language)) {
|
|
if (ast_waitstream(newchan, "") < 0) {
|
|
ast_log(LOG_WARNING, "Failed to play courtesy tone!\n");
|
|
}
|
|
}
|
|
ast_bridge_call_thread_launch(tobj);
|
|
} else {
|
|
ast_log(LOG_WARNING, "Out of memory!\n");
|
|
ast_hangup(xferchan);
|
|
ast_hangup(newchan);
|
|
}
|
|
return -1;
|
|
|
|
} else {
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
/* any reason besides user requested cancel and busy triggers the failed sound */
|
|
if (outstate != AST_CONTROL_UNHOLD && outstate != AST_CONTROL_BUSY && !ast_strlen_zero(xferfailsound)) {
|
|
res = ast_streamfile(transferer, xferfailsound, transferer->language);
|
|
if (!res && (ast_waitstream(transferer, "") < 0)) {
|
|
return -1;
|
|
}
|
|
}
|
|
return FEATURE_RETURN_SUCCESS;
|
|
}
|
|
} else {
|
|
ast_log(LOG_WARNING, "Extension %s does not exist in context %s\n",xferto,transferer_real_context);
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
res = ast_streamfile(transferer, "beeperr", transferer->language);
|
|
if (!res && (ast_waitstream(transferer, "") < 0)) {
|
|
return -1;
|
|
}
|
|
}
|
|
} else {
|
|
ast_log(LOG_WARNING, "Did not read data.\n");
|
|
res = ast_streamfile(transferer, "beeperr", transferer->language);
|
|
if (ast_waitstream(transferer, "") < 0) {
|
|
return -1;
|
|
}
|
|
}
|
|
ast_moh_stop(transferee);
|
|
ast_autoservice_stop(transferee);
|
|
ast_indicate(transferee, AST_CONTROL_UNHOLD);
|
|
|
|
return FEATURE_RETURN_SUCCESS;
|
|
}
|
|
|
|
|
|
/* add atxfer and automon as undefined so you can only use em if you configure them */
|
|
#define FEATURES_COUNT (sizeof(builtin_features) / sizeof(builtin_features[0]))
|
|
struct ast_call_feature builtin_features[] =
|
|
{
|
|
{ AST_FEATURE_REDIRECT, "Blind Transfer", "blindxfer", "#", "#", builtin_blindtransfer, AST_FEATURE_FLAG_NEEDSDTMF },
|
|
{ AST_FEATURE_REDIRECT, "Attended Transfer", "atxfer", "", "", builtin_atxfer, AST_FEATURE_FLAG_NEEDSDTMF },
|
|
{ AST_FEATURE_AUTOMON, "One Touch Monitor", "automon", "", "", builtin_automonitor, AST_FEATURE_FLAG_NEEDSDTMF },
|
|
{ AST_FEATURE_DISCONNECT, "Disconnect Call", "disconnect", "*", "*", builtin_disconnect, AST_FEATURE_FLAG_NEEDSDTMF },
|
|
};
|
|
|
|
|
|
static AST_LIST_HEAD(feature_list,ast_call_feature) feature_list;
|
|
|
|
/* register new feature into feature_list*/
|
|
void ast_register_feature(struct ast_call_feature *feature)
|
|
{
|
|
if (!feature) {
|
|
ast_log(LOG_NOTICE,"You didn't pass a feature!\n");
|
|
return;
|
|
}
|
|
|
|
AST_LIST_LOCK(&feature_list);
|
|
AST_LIST_INSERT_HEAD(&feature_list,feature,feature_entry);
|
|
AST_LIST_UNLOCK(&feature_list);
|
|
|
|
if (option_verbose >= 2)
|
|
ast_verbose(VERBOSE_PREFIX_2 "Registered Feature '%s'\n",feature->sname);
|
|
}
|
|
|
|
/* unregister feature from feature_list */
|
|
void ast_unregister_feature(struct ast_call_feature *feature)
|
|
{
|
|
if (!feature) return;
|
|
|
|
AST_LIST_LOCK(&feature_list);
|
|
AST_LIST_REMOVE(&feature_list,feature,feature_entry);
|
|
AST_LIST_UNLOCK(&feature_list);
|
|
free(feature);
|
|
}
|
|
|
|
static void ast_unregister_features(void)
|
|
{
|
|
struct ast_call_feature *feature;
|
|
|
|
AST_LIST_LOCK(&feature_list);
|
|
while ((feature = AST_LIST_REMOVE_HEAD(&feature_list,feature_entry)))
|
|
free(feature);
|
|
AST_LIST_UNLOCK(&feature_list);
|
|
}
|
|
|
|
/* find a feature by name */
|
|
static struct ast_call_feature *find_feature(char *name)
|
|
{
|
|
struct ast_call_feature *tmp;
|
|
|
|
AST_LIST_LOCK(&feature_list);
|
|
AST_LIST_TRAVERSE(&feature_list, tmp, feature_entry) {
|
|
if (!strcasecmp(tmp->sname, name))
|
|
break;
|
|
}
|
|
AST_LIST_UNLOCK(&feature_list);
|
|
|
|
return tmp;
|
|
}
|
|
|
|
/* exec an app by feature */
|
|
static int feature_exec_app(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense)
|
|
{
|
|
struct ast_app *app;
|
|
struct ast_call_feature *feature;
|
|
int res;
|
|
|
|
AST_LIST_LOCK(&feature_list);
|
|
AST_LIST_TRAVERSE(&feature_list,feature,feature_entry) {
|
|
if (!strcasecmp(feature->exten,code)) break;
|
|
}
|
|
AST_LIST_UNLOCK(&feature_list);
|
|
|
|
if (!feature) { /* shouldn't ever happen! */
|
|
ast_log(LOG_NOTICE, "Found feature before, but at execing we've lost it??\n");
|
|
return -1;
|
|
}
|
|
|
|
app = pbx_findapp(feature->app);
|
|
if (app) {
|
|
struct ast_channel *work=chan;
|
|
if (ast_test_flag(feature,AST_FEATURE_FLAG_CALLEE)) work=peer;
|
|
res = pbx_exec(work, app, feature->app_args, 1);
|
|
if (res<0) return res;
|
|
} else {
|
|
ast_log(LOG_WARNING, "Could not find application (%s)\n", feature->app);
|
|
res = -2;
|
|
}
|
|
|
|
return FEATURE_RETURN_SUCCESS;
|
|
}
|
|
|
|
static void unmap_features(void)
|
|
{
|
|
int x;
|
|
for (x = 0; x < FEATURES_COUNT; x++)
|
|
strcpy(builtin_features[x].exten, builtin_features[x].default_exten);
|
|
}
|
|
|
|
static int remap_feature(const char *name, const char *value)
|
|
{
|
|
int x;
|
|
int res = -1;
|
|
for (x = 0; x < FEATURES_COUNT; x++) {
|
|
if (!strcasecmp(name, builtin_features[x].sname)) {
|
|
ast_copy_string(builtin_features[x].exten, value, sizeof(builtin_features[x].exten));
|
|
if (option_verbose > 1)
|
|
ast_verbose(VERBOSE_PREFIX_2 "Remapping feature %s (%s) to sequence '%s'\n", builtin_features[x].fname, builtin_features[x].sname, builtin_features[x].exten);
|
|
res = 0;
|
|
} else if (!strcmp(value, builtin_features[x].exten))
|
|
ast_log(LOG_WARNING, "Sequence '%s' already mapped to function %s (%s) while assigning to %s\n", value, builtin_features[x].fname, builtin_features[x].sname, name);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static int ast_feature_interpret(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense)
|
|
{
|
|
int x;
|
|
struct ast_flags features;
|
|
int res = FEATURE_RETURN_PASSDIGITS;
|
|
struct ast_call_feature *feature;
|
|
const char *dynamic_features=pbx_builtin_getvar_helper(chan,"DYNAMIC_FEATURES");
|
|
|
|
if (sense == FEATURE_SENSE_CHAN)
|
|
ast_copy_flags(&features, &(config->features_caller), AST_FLAGS_ALL);
|
|
else
|
|
ast_copy_flags(&features, &(config->features_callee), AST_FLAGS_ALL);
|
|
ast_log(LOG_DEBUG, "Feature interpret: chan=%s, peer=%s, sense=%d, features=%d\n", chan->name, peer->name, sense, features.flags);
|
|
|
|
for (x=0; x < FEATURES_COUNT; x++) {
|
|
if ((ast_test_flag(&features, builtin_features[x].feature_mask)) &&
|
|
!ast_strlen_zero(builtin_features[x].exten)) {
|
|
/* Feature is up for consideration */
|
|
if (!strcmp(builtin_features[x].exten, code)) {
|
|
res = builtin_features[x].operation(chan, peer, config, code, sense);
|
|
break;
|
|
} else if (!strncmp(builtin_features[x].exten, code, strlen(code))) {
|
|
if (res == FEATURE_RETURN_PASSDIGITS)
|
|
res = FEATURE_RETURN_STOREDIGITS;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if (!ast_strlen_zero(dynamic_features)) {
|
|
char *tmp = ast_strdupa(dynamic_features);
|
|
char *tok;
|
|
|
|
if (!tmp)
|
|
return res;
|
|
|
|
while ((tok = strsep(&tmp, "#")) != NULL) {
|
|
feature = find_feature(tok);
|
|
|
|
if (feature) {
|
|
/* Feature is up for consideration */
|
|
if (!strcmp(feature->exten, code)) {
|
|
if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 " Feature Found: %s exten: %s\n",feature->sname, tok);
|
|
res = feature->operation(chan, peer, config, code, sense);
|
|
break;
|
|
} else if (!strncmp(feature->exten, code, strlen(code))) {
|
|
res = FEATURE_RETURN_STOREDIGITS;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static void set_config_flags(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config)
|
|
{
|
|
int x;
|
|
|
|
ast_clear_flag(config, AST_FLAGS_ALL);
|
|
for (x = 0; x < FEATURES_COUNT; x++) {
|
|
if (ast_test_flag(builtin_features + x, AST_FEATURE_FLAG_NEEDSDTMF)) {
|
|
if (ast_test_flag(&(config->features_caller), builtin_features[x].feature_mask))
|
|
ast_set_flag(config, AST_BRIDGE_DTMF_CHANNEL_0);
|
|
|
|
if (ast_test_flag(&(config->features_callee), builtin_features[x].feature_mask))
|
|
ast_set_flag(config, AST_BRIDGE_DTMF_CHANNEL_1);
|
|
}
|
|
}
|
|
|
|
if (chan && peer && !(ast_test_flag(config, AST_BRIDGE_DTMF_CHANNEL_0) && ast_test_flag(config, AST_BRIDGE_DTMF_CHANNEL_1))) {
|
|
const char *dynamic_features = pbx_builtin_getvar_helper(chan, "DYNAMIC_FEATURES");
|
|
|
|
if (dynamic_features) {
|
|
char *tmp = ast_strdupa(dynamic_features);
|
|
char *tok;
|
|
struct ast_call_feature *feature;
|
|
|
|
if (!tmp) {
|
|
return;
|
|
}
|
|
|
|
/* while we have a feature */
|
|
while (NULL != (tok = strsep(&tmp, "#"))) {
|
|
if ((feature = find_feature(tok))) {
|
|
if (ast_test_flag(feature, AST_FEATURE_FLAG_NEEDSDTMF)) {
|
|
if (ast_test_flag(feature, AST_FEATURE_FLAG_CALLER))
|
|
ast_set_flag(config, AST_BRIDGE_DTMF_CHANNEL_0);
|
|
if (ast_test_flag(feature, AST_FEATURE_FLAG_CALLEE))
|
|
ast_set_flag(config, AST_BRIDGE_DTMF_CHANNEL_1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static struct ast_channel *ast_feature_request_and_dial(struct ast_channel *caller, const char *type, int format, void *data, int timeout, int *outstate, const char *cid_num, const char *cid_name)
|
|
{
|
|
int state = 0;
|
|
int cause = 0;
|
|
int to;
|
|
struct ast_channel *chan;
|
|
struct ast_channel *monitor_chans[2];
|
|
struct ast_channel *active_channel;
|
|
struct ast_frame *f = NULL;
|
|
int res = 0, ready = 0;
|
|
|
|
if ((chan = ast_request(type, format, data, &cause))) {
|
|
ast_set_callerid(chan, cid_num, cid_name, cid_num);
|
|
ast_channel_inherit_variables(caller, chan);
|
|
if (!ast_call(chan, data, timeout)) {
|
|
struct timeval started;
|
|
int x, len = 0;
|
|
char *disconnect_code = NULL, *dialed_code = NULL;
|
|
|
|
ast_indicate(caller, AST_CONTROL_RINGING);
|
|
/* support dialing of the featuremap disconnect code while performing an attended tranfer */
|
|
for (x=0; x < FEATURES_COUNT; x++) {
|
|
if (strcasecmp(builtin_features[x].sname, "disconnect"))
|
|
continue;
|
|
|
|
disconnect_code = builtin_features[x].exten;
|
|
len = strlen(disconnect_code) + 1;
|
|
dialed_code = alloca(len);
|
|
memset(dialed_code, 0, len);
|
|
break;
|
|
}
|
|
x = 0;
|
|
started = ast_tvnow();
|
|
to = timeout;
|
|
while (!ast_check_hangup(caller) && timeout && (chan->_state != AST_STATE_UP)) {
|
|
monitor_chans[0] = caller;
|
|
monitor_chans[1] = chan;
|
|
active_channel = ast_waitfor_n(monitor_chans, 2, &to);
|
|
|
|
/* see if the timeout has been violated */
|
|
if(ast_tvdiff_ms(ast_tvnow(), started) > timeout) {
|
|
state = AST_CONTROL_UNHOLD;
|
|
ast_log(LOG_NOTICE, "We exceeded our AT-timeout\n");
|
|
break; /*doh! timeout*/
|
|
}
|
|
|
|
if (!active_channel) {
|
|
continue;
|
|
}
|
|
|
|
if (chan && (chan == active_channel)){
|
|
f = ast_read(chan);
|
|
if (f == NULL) { /*doh! where'd he go?*/
|
|
state = AST_CONTROL_HANGUP;
|
|
res = 0;
|
|
break;
|
|
}
|
|
|
|
if (f->frametype == AST_FRAME_CONTROL || f->frametype == AST_FRAME_DTMF || f->frametype == AST_FRAME_TEXT) {
|
|
if (f->subclass == AST_CONTROL_RINGING) {
|
|
state = f->subclass;
|
|
if (option_verbose > 2)
|
|
ast_verbose( VERBOSE_PREFIX_3 "%s is ringing\n", chan->name);
|
|
ast_indicate(caller, AST_CONTROL_RINGING);
|
|
} else if ((f->subclass == AST_CONTROL_BUSY) || (f->subclass == AST_CONTROL_CONGESTION)) {
|
|
state = f->subclass;
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
break;
|
|
} else if (f->subclass == AST_CONTROL_ANSWER) {
|
|
/* This is what we are hoping for */
|
|
state = f->subclass;
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
ready=1;
|
|
break;
|
|
} else {
|
|
ast_log(LOG_NOTICE, "Don't know what to do about control frame: %d\n", f->subclass);
|
|
}
|
|
/* else who cares */
|
|
}
|
|
|
|
} else if (caller && (active_channel == caller)) {
|
|
f = ast_read(caller);
|
|
if (f == NULL) { /*doh! where'd he go?*/
|
|
if (caller->_softhangup && !chan->_softhangup) {
|
|
/* make this a blind transfer */
|
|
ready = 1;
|
|
break;
|
|
}
|
|
state = AST_CONTROL_HANGUP;
|
|
res = 0;
|
|
break;
|
|
}
|
|
|
|
if (f->frametype == AST_FRAME_DTMF) {
|
|
dialed_code[x++] = f->subclass;
|
|
dialed_code[x] = '\0';
|
|
if (strlen(dialed_code) == len) {
|
|
x = 0;
|
|
} else if (x && strncmp(dialed_code, disconnect_code, x)) {
|
|
x = 0;
|
|
dialed_code[x] = '\0';
|
|
}
|
|
if (*dialed_code && !strcmp(dialed_code, disconnect_code)) {
|
|
/* Caller Canceled the call */
|
|
state = AST_CONTROL_UNHOLD;
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (f) {
|
|
ast_frfree(f);
|
|
}
|
|
}
|
|
} else
|
|
ast_log(LOG_NOTICE, "Unable to call channel %s/%s\n", type, (char *)data);
|
|
} else {
|
|
ast_log(LOG_NOTICE, "Unable to request channel %s/%s\n", type, (char *)data);
|
|
switch(cause) {
|
|
case AST_CAUSE_BUSY:
|
|
state = AST_CONTROL_BUSY;
|
|
break;
|
|
case AST_CAUSE_CONGESTION:
|
|
state = AST_CONTROL_CONGESTION;
|
|
break;
|
|
}
|
|
}
|
|
|
|
ast_indicate(caller, -1);
|
|
if (chan && ready) {
|
|
if (chan->_state == AST_STATE_UP)
|
|
state = AST_CONTROL_ANSWER;
|
|
res = 0;
|
|
} else if(chan) {
|
|
res = -1;
|
|
ast_hangup(chan);
|
|
chan = NULL;
|
|
} else {
|
|
res = -1;
|
|
}
|
|
|
|
if (outstate)
|
|
*outstate = state;
|
|
|
|
if (chan && res <= 0) {
|
|
if (!chan->cdr) {
|
|
chan->cdr = ast_cdr_alloc();
|
|
}
|
|
if (chan->cdr) {
|
|
char tmp[256];
|
|
ast_cdr_init(chan->cdr, chan);
|
|
snprintf(tmp, 256, "%s/%s", type, (char *)data);
|
|
ast_cdr_setapp(chan->cdr,"Dial",tmp);
|
|
ast_cdr_update(chan);
|
|
ast_cdr_start(chan->cdr);
|
|
ast_cdr_end(chan->cdr);
|
|
/* If the cause wasn't handled properly */
|
|
if (ast_cdr_disposition(chan->cdr,chan->hangupcause))
|
|
ast_cdr_failed(chan->cdr);
|
|
} else {
|
|
ast_log(LOG_WARNING, "Unable to create Call Detail Record\n");
|
|
}
|
|
}
|
|
|
|
return chan;
|
|
}
|
|
|
|
int ast_bridge_call(struct ast_channel *chan,struct ast_channel *peer,struct ast_bridge_config *config)
|
|
{
|
|
/* Copy voice back and forth between the two channels. Give the peer
|
|
the ability to transfer calls with '#<extension' syntax. */
|
|
struct ast_frame *f;
|
|
struct ast_channel *who;
|
|
char chan_featurecode[FEATURE_MAX_LEN + 1]="";
|
|
char peer_featurecode[FEATURE_MAX_LEN + 1]="";
|
|
int res;
|
|
int diff;
|
|
int hasfeatures=0;
|
|
int hadfeatures=0;
|
|
struct ast_option_header *aoh;
|
|
struct timeval start = { 0 , 0 };
|
|
struct ast_bridge_config backup_config;
|
|
|
|
memset(&backup_config, 0, sizeof(backup_config));
|
|
|
|
config->start_time = ast_tvnow();
|
|
|
|
if (chan && peer) {
|
|
pbx_builtin_setvar_helper(chan, "BRIDGEPEER", peer->name);
|
|
pbx_builtin_setvar_helper(peer, "BRIDGEPEER", chan->name);
|
|
} else if (chan)
|
|
pbx_builtin_setvar_helper(chan, "BLINDTRANSFER", NULL);
|
|
|
|
if (monitor_ok) {
|
|
const char *monitor_exec;
|
|
struct ast_channel *src = NULL;
|
|
if (!monitor_app) {
|
|
if (!(monitor_app = pbx_findapp("Monitor")))
|
|
monitor_ok=0;
|
|
}
|
|
if ((monitor_exec = pbx_builtin_getvar_helper(chan, "AUTO_MONITOR")))
|
|
src = chan;
|
|
else if ((monitor_exec = pbx_builtin_getvar_helper(peer, "AUTO_MONITOR")))
|
|
src = peer;
|
|
if (src) {
|
|
char *tmp = ast_strdupa(monitor_exec);
|
|
if (tmp) {
|
|
pbx_exec(src, monitor_app, tmp, 1);
|
|
} else {
|
|
ast_log(LOG_ERROR, "Monitor failed: out of memory\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
set_config_flags(chan, peer, config);
|
|
config->firstpass = 1;
|
|
|
|
/* Answer if need be */
|
|
if (ast_answer(chan))
|
|
return -1;
|
|
peer->appl = "Bridged Call";
|
|
peer->data = chan->name;
|
|
|
|
/* copy the userfield from the B-leg to A-leg if applicable */
|
|
if (chan->cdr && peer->cdr && !ast_strlen_zero(peer->cdr->userfield)) {
|
|
char tmp[256];
|
|
if (!ast_strlen_zero(chan->cdr->userfield)) {
|
|
snprintf(tmp, sizeof(tmp), "%s;%s", chan->cdr->userfield, peer->cdr->userfield);
|
|
ast_cdr_appenduserfield(chan, tmp);
|
|
} else
|
|
ast_cdr_setuserfield(chan, peer->cdr->userfield);
|
|
/* free the peer's cdr without ast_cdr_free complaining */
|
|
free(peer->cdr);
|
|
peer->cdr = NULL;
|
|
}
|
|
for (;;) {
|
|
if (config->feature_timer)
|
|
start = ast_tvnow();
|
|
|
|
res = ast_channel_bridge(chan, peer, config, &f, &who);
|
|
|
|
if (config->feature_timer) {
|
|
/* Update time limit for next pass */
|
|
diff = ast_tvdiff_ms(ast_tvnow(), start);
|
|
config->feature_timer -= diff;
|
|
if (hasfeatures) {
|
|
/* Running on backup config, meaning a feature might be being
|
|
activated, but that's no excuse to keep things going
|
|
indefinitely! */
|
|
if (backup_config.feature_timer && ((backup_config.feature_timer -= diff) <= 0)) {
|
|
ast_log(LOG_DEBUG, "Timed out, realtime this time!\n");
|
|
config->feature_timer = 0;
|
|
who = chan;
|
|
if (f)
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
res = 0;
|
|
} else if (config->feature_timer <= 0) {
|
|
/* Not *really* out of time, just out of time for
|
|
digits to come in for features. */
|
|
ast_log(LOG_DEBUG, "Timed out for feature!\n");
|
|
if (!ast_strlen_zero(peer_featurecode)) {
|
|
ast_dtmf_stream(chan, peer, peer_featurecode, 0);
|
|
memset(peer_featurecode, 0, sizeof(peer_featurecode));
|
|
}
|
|
if (!ast_strlen_zero(chan_featurecode)) {
|
|
ast_dtmf_stream(peer, chan, chan_featurecode, 0);
|
|
memset(chan_featurecode, 0, sizeof(chan_featurecode));
|
|
}
|
|
if (f)
|
|
ast_frfree(f);
|
|
hasfeatures = !ast_strlen_zero(chan_featurecode) || !ast_strlen_zero(peer_featurecode);
|
|
if (!hasfeatures) {
|
|
/* Restore original (possibly time modified) bridge config */
|
|
memcpy(config, &backup_config, sizeof(struct ast_bridge_config));
|
|
memset(&backup_config, 0, sizeof(backup_config));
|
|
}
|
|
hadfeatures = hasfeatures;
|
|
/* Continue as we were */
|
|
continue;
|
|
}
|
|
} else {
|
|
if (config->feature_timer <=0) {
|
|
/* We ran out of time */
|
|
config->feature_timer = 0;
|
|
who = chan;
|
|
if (f)
|
|
ast_frfree(f);
|
|
f = NULL;
|
|
res = 0;
|
|
}
|
|
}
|
|
}
|
|
if (res < 0) {
|
|
ast_log(LOG_WARNING, "Bridge failed on channels %s and %s\n", chan->name, peer->name);
|
|
return -1;
|
|
}
|
|
|
|
if (!f || ((f->frametype == AST_FRAME_CONTROL) && ((f->subclass == AST_CONTROL_HANGUP) || (f->subclass == AST_CONTROL_BUSY) ||
|
|
(f->subclass == AST_CONTROL_CONGESTION)))) {
|
|
res = -1;
|
|
break;
|
|
}
|
|
if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_RINGING)) {
|
|
if (who == chan)
|
|
ast_indicate(peer, AST_CONTROL_RINGING);
|
|
else
|
|
ast_indicate(chan, AST_CONTROL_RINGING);
|
|
}
|
|
if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == -1)) {
|
|
if (who == chan)
|
|
ast_indicate(peer, -1);
|
|
else
|
|
ast_indicate(chan, -1);
|
|
}
|
|
if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_FLASH)) {
|
|
if (who == chan)
|
|
ast_indicate(peer, AST_CONTROL_FLASH);
|
|
else
|
|
ast_indicate(chan, AST_CONTROL_FLASH);
|
|
}
|
|
if ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_OPTION)) {
|
|
aoh = f->data;
|
|
/* Forward option Requests */
|
|
if (aoh && (aoh->flag == AST_OPTION_FLAG_REQUEST)) {
|
|
if (who == chan)
|
|
ast_channel_setoption(peer, ntohs(aoh->option), aoh->data, f->datalen - sizeof(struct ast_option_header), 0);
|
|
else
|
|
ast_channel_setoption(chan, ntohs(aoh->option), aoh->data, f->datalen - sizeof(struct ast_option_header), 0);
|
|
}
|
|
}
|
|
/* check for '*', if we find it it's time to disconnect */
|
|
if (f && (f->frametype == AST_FRAME_DTMF)) {
|
|
char *featurecode;
|
|
int sense;
|
|
struct ast_channel *other;
|
|
|
|
hadfeatures = hasfeatures;
|
|
/* This cannot overrun because the longest feature is one shorter than our buffer */
|
|
if (who == chan) {
|
|
other = peer;
|
|
sense = FEATURE_SENSE_CHAN;
|
|
featurecode = chan_featurecode;
|
|
} else {
|
|
other = chan;
|
|
sense = FEATURE_SENSE_PEER;
|
|
featurecode = peer_featurecode;
|
|
}
|
|
featurecode[strlen(featurecode)] = f->subclass;
|
|
config->feature_timer = backup_config.feature_timer;
|
|
res = ast_feature_interpret(chan, peer, config, featurecode, sense);
|
|
switch(res) {
|
|
case FEATURE_RETURN_PASSDIGITS:
|
|
ast_dtmf_stream(other, who, featurecode, 0);
|
|
/* Fall through */
|
|
case FEATURE_RETURN_SUCCESS:
|
|
memset(featurecode, 0, sizeof(chan_featurecode));
|
|
break;
|
|
}
|
|
if (res >= FEATURE_RETURN_PASSDIGITS) {
|
|
res = 0;
|
|
} else {
|
|
ast_frfree(f);
|
|
break;
|
|
}
|
|
hasfeatures = !ast_strlen_zero(chan_featurecode) || !ast_strlen_zero(peer_featurecode);
|
|
if (hadfeatures && !hasfeatures) {
|
|
/* Restore backup */
|
|
memcpy(config, &backup_config, sizeof(struct ast_bridge_config));
|
|
memset(&backup_config, 0, sizeof(struct ast_bridge_config));
|
|
} else if (hasfeatures) {
|
|
if (!hadfeatures) {
|
|
/* Backup configuration */
|
|
memcpy(&backup_config, config, sizeof(struct ast_bridge_config));
|
|
/* Setup temporary config options */
|
|
config->play_warning = 0;
|
|
ast_clear_flag(&(config->features_caller), AST_FEATURE_PLAY_WARNING);
|
|
ast_clear_flag(&(config->features_callee), AST_FEATURE_PLAY_WARNING);
|
|
config->warning_freq = 0;
|
|
config->warning_sound = NULL;
|
|
config->end_sound = NULL;
|
|
config->start_sound = NULL;
|
|
config->firstpass = 0;
|
|
}
|
|
config->feature_timer = featuredigittimeout;
|
|
ast_log(LOG_DEBUG, "Set time limit to %ld\n", config->feature_timer);
|
|
}
|
|
}
|
|
if (f)
|
|
ast_frfree(f);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static void *do_parking_thread(void *ignore)
|
|
{
|
|
int ms, tms, max;
|
|
struct parkeduser *pu, *pl, *pt = NULL;
|
|
struct timeval tv;
|
|
struct ast_frame *f;
|
|
char exten[AST_MAX_EXTENSION];
|
|
char *peername,*cp;
|
|
char returnexten[AST_MAX_EXTENSION];
|
|
struct ast_context *con;
|
|
int x;
|
|
fd_set rfds, efds;
|
|
fd_set nrfds, nefds;
|
|
FD_ZERO(&rfds);
|
|
FD_ZERO(&efds);
|
|
|
|
for (;;) {
|
|
ms = -1;
|
|
max = -1;
|
|
ast_mutex_lock(&parking_lock);
|
|
pl = NULL;
|
|
pu = parkinglot;
|
|
FD_ZERO(&nrfds);
|
|
FD_ZERO(&nefds);
|
|
while(pu) {
|
|
if (pu->notquiteyet) {
|
|
/* Pretend this one isn't here yet */
|
|
pl = pu;
|
|
pu = pu->next;
|
|
continue;
|
|
}
|
|
tms = ast_tvdiff_ms(ast_tvnow(), pu->start);
|
|
if (tms > pu->parkingtime) {
|
|
/* Stop music on hold */
|
|
ast_moh_stop(pu->chan);
|
|
ast_indicate(pu->chan, AST_CONTROL_UNHOLD);
|
|
/* Get chan, exten from derived kludge */
|
|
if (pu->peername[0]) {
|
|
peername = ast_strdupa(pu->peername);
|
|
cp = strrchr(peername, '-');
|
|
if (cp)
|
|
*cp = 0;
|
|
con = ast_context_find(parking_con_dial);
|
|
if (!con) {
|
|
con = ast_context_create(NULL, parking_con_dial, registrar);
|
|
if (!con) {
|
|
ast_log(LOG_ERROR, "Parking dial context '%s' does not exist and unable to create\n", parking_con_dial);
|
|
}
|
|
}
|
|
if (con) {
|
|
snprintf(returnexten, sizeof(returnexten), "%s||t", peername);
|
|
ast_add_extension2(con, 1, peername, 1, NULL, NULL, "Dial", strdup(returnexten), FREE, registrar);
|
|
}
|
|
ast_copy_string(pu->chan->exten, peername, sizeof(pu->chan->exten));
|
|
ast_copy_string(pu->chan->context, parking_con_dial, sizeof(pu->chan->context));
|
|
pu->chan->priority = 1;
|
|
|
|
} else {
|
|
/* They've been waiting too long, send them back to where they came. Theoretically they
|
|
should have their original extensions and such, but we copy to be on the safe side */
|
|
ast_copy_string(pu->chan->exten, pu->exten, sizeof(pu->chan->exten));
|
|
ast_copy_string(pu->chan->context, pu->context, sizeof(pu->chan->context));
|
|
pu->chan->priority = pu->priority;
|
|
}
|
|
|
|
manager_event(EVENT_FLAG_CALL, "ParkedCallTimeOut",
|
|
"Exten: %d\r\n"
|
|
"Channel: %s\r\n"
|
|
"CallerID: %s\r\n"
|
|
"CallerIDName: %s\r\n\r\n"
|
|
,pu->parkingnum, pu->chan->name
|
|
,(pu->chan->cid.cid_num ? pu->chan->cid.cid_num : "<unknown>")
|
|
,(pu->chan->cid.cid_name ? pu->chan->cid.cid_name : "<unknown>")
|
|
);
|
|
|
|
if (option_verbose > 1)
|
|
ast_verbose(VERBOSE_PREFIX_2 "Timeout for %s parked on %d. Returning to %s,%s,%d\n", pu->chan->name, pu->parkingnum, pu->chan->context, pu->chan->exten, pu->chan->priority);
|
|
/* Start up the PBX, or hang them up */
|
|
if (ast_pbx_start(pu->chan)) {
|
|
ast_log(LOG_WARNING, "Unable to restart the PBX for user on '%s', hanging them up...\n", pu->chan->name);
|
|
ast_hangup(pu->chan);
|
|
}
|
|
/* And take them out of the parking lot */
|
|
if (pl)
|
|
pl->next = pu->next;
|
|
else
|
|
parkinglot = pu->next;
|
|
pt = pu;
|
|
pu = pu->next;
|
|
con = ast_context_find(parking_con);
|
|
if (con) {
|
|
snprintf(exten, sizeof(exten), "%d", pt->parkingnum);
|
|
if (ast_context_remove_extension2(con, exten, 1, NULL))
|
|
ast_log(LOG_WARNING, "Whoa, failed to remove the extension!\n");
|
|
} else
|
|
ast_log(LOG_WARNING, "Whoa, no parking context?\n");
|
|
free(pt);
|
|
} else {
|
|
for (x = 0; x < AST_MAX_FDS; x++) {
|
|
if ((pu->chan->fds[x] > -1) && (FD_ISSET(pu->chan->fds[x], &rfds) || FD_ISSET(pu->chan->fds[x], &efds))) {
|
|
if (FD_ISSET(pu->chan->fds[x], &efds))
|
|
ast_set_flag(pu->chan, AST_FLAG_EXCEPTION);
|
|
else
|
|
ast_clear_flag(pu->chan, AST_FLAG_EXCEPTION);
|
|
pu->chan->fdno = x;
|
|
/* See if they need servicing */
|
|
f = ast_read(pu->chan);
|
|
if (!f || ((f->frametype == AST_FRAME_CONTROL) && (f->subclass == AST_CONTROL_HANGUP))) {
|
|
|
|
manager_event(EVENT_FLAG_CALL, "ParkedCallGiveUp",
|
|
"Exten: %d\r\n"
|
|
"Channel: %s\r\n"
|
|
"CallerID: %s\r\n"
|
|
"CallerIDName: %s\r\n\r\n"
|
|
,pu->parkingnum, pu->chan->name
|
|
,(pu->chan->cid.cid_num ? pu->chan->cid.cid_num : "<unknown>")
|
|
,(pu->chan->cid.cid_name ? pu->chan->cid.cid_name : "<unknown>")
|
|
);
|
|
|
|
/* There's a problem, hang them up*/
|
|
if (option_verbose > 1)
|
|
ast_verbose(VERBOSE_PREFIX_2 "%s got tired of being parked\n", pu->chan->name);
|
|
ast_hangup(pu->chan);
|
|
/* And take them out of the parking lot */
|
|
if (pl)
|
|
pl->next = pu->next;
|
|
else
|
|
parkinglot = pu->next;
|
|
pt = pu;
|
|
pu = pu->next;
|
|
con = ast_context_find(parking_con);
|
|
if (con) {
|
|
snprintf(exten, sizeof(exten), "%d", pt->parkingnum);
|
|
if (ast_context_remove_extension2(con, exten, 1, NULL))
|
|
ast_log(LOG_WARNING, "Whoa, failed to remove the extension!\n");
|
|
} else
|
|
ast_log(LOG_WARNING, "Whoa, no parking context?\n");
|
|
free(pt);
|
|
break;
|
|
} else {
|
|
/* XXX Maybe we could do something with packets, like dial "0" for operator or something XXX */
|
|
ast_frfree(f);
|
|
if (pu->moh_trys < 3 && !pu->chan->generatordata) {
|
|
ast_log(LOG_DEBUG, "MOH on parked call stopped by outside source. Restarting.\n");
|
|
ast_moh_start(pu->chan, NULL);
|
|
pu->moh_trys++;
|
|
}
|
|
goto std; /* XXX Ick: jumping into an else statement??? XXX */
|
|
}
|
|
}
|
|
}
|
|
if (x >= AST_MAX_FDS) {
|
|
std: for (x=0; x<AST_MAX_FDS; x++) {
|
|
/* Keep this one for next one */
|
|
if (pu->chan->fds[x] > -1) {
|
|
FD_SET(pu->chan->fds[x], &nrfds);
|
|
FD_SET(pu->chan->fds[x], &nefds);
|
|
if (pu->chan->fds[x] > max)
|
|
max = pu->chan->fds[x];
|
|
}
|
|
}
|
|
/* Keep track of our longest wait */
|
|
if ((tms < ms) || (ms < 0))
|
|
ms = tms;
|
|
pl = pu;
|
|
pu = pu->next;
|
|
}
|
|
}
|
|
}
|
|
ast_mutex_unlock(&parking_lock);
|
|
rfds = nrfds;
|
|
efds = nefds;
|
|
tv = ast_samp2tv(ms, 1000);
|
|
/* Wait for something to happen */
|
|
ast_select(max + 1, &rfds, NULL, &efds, (ms > -1) ? &tv : NULL);
|
|
pthread_testcancel();
|
|
}
|
|
return NULL; /* Never reached */
|
|
}
|
|
|
|
static int park_call_exec(struct ast_channel *chan, void *data)
|
|
{
|
|
/* Data is unused at the moment but could contain a parking
|
|
lot context eventually */
|
|
int res=0;
|
|
struct localuser *u;
|
|
LOCAL_USER_ADD(u);
|
|
/* Setup the exten/priority to be s/1 since we don't know
|
|
where this call should return */
|
|
strcpy(chan->exten, "s");
|
|
chan->priority = 1;
|
|
if (chan->_state != AST_STATE_UP)
|
|
res = ast_answer(chan);
|
|
if (!res)
|
|
res = ast_safe_sleep(chan, 1000);
|
|
if (!res)
|
|
res = ast_park_call(chan, chan, 0, NULL);
|
|
LOCAL_USER_REMOVE(u);
|
|
if (!res)
|
|
res = AST_PBX_KEEPALIVE;
|
|
return res;
|
|
}
|
|
|
|
static int park_exec(struct ast_channel *chan, void *data)
|
|
{
|
|
int res=0;
|
|
struct localuser *u;
|
|
struct ast_channel *peer=NULL;
|
|
struct parkeduser *pu, *pl=NULL;
|
|
char exten[AST_MAX_EXTENSION];
|
|
struct ast_context *con;
|
|
int park;
|
|
int dres;
|
|
struct ast_bridge_config config;
|
|
|
|
if (!data) {
|
|
ast_log(LOG_WARNING, "Park requires an argument (extension number)\n");
|
|
return -1;
|
|
}
|
|
LOCAL_USER_ADD(u);
|
|
park = atoi((char *)data);
|
|
ast_mutex_lock(&parking_lock);
|
|
pu = parkinglot;
|
|
while(pu) {
|
|
if (pu->parkingnum == park) {
|
|
if (pl)
|
|
pl->next = pu->next;
|
|
else
|
|
parkinglot = pu->next;
|
|
break;
|
|
}
|
|
pl = pu;
|
|
pu = pu->next;
|
|
}
|
|
ast_mutex_unlock(&parking_lock);
|
|
if (pu) {
|
|
peer = pu->chan;
|
|
con = ast_context_find(parking_con);
|
|
if (con) {
|
|
snprintf(exten, sizeof(exten), "%d", pu->parkingnum);
|
|
if (ast_context_remove_extension2(con, exten, 1, NULL))
|
|
ast_log(LOG_WARNING, "Whoa, failed to remove the extension!\n");
|
|
} else
|
|
ast_log(LOG_WARNING, "Whoa, no parking context?\n");
|
|
|
|
manager_event(EVENT_FLAG_CALL, "UnParkedCall",
|
|
"Exten: %d\r\n"
|
|
"Channel: %s\r\n"
|
|
"From: %s\r\n"
|
|
"CallerID: %s\r\n"
|
|
"CallerIDName: %s\r\n\r\n"
|
|
,pu->parkingnum, pu->chan->name, chan->name
|
|
,(pu->chan->cid.cid_num ? pu->chan->cid.cid_num : "<unknown>")
|
|
,(pu->chan->cid.cid_name ? pu->chan->cid.cid_name : "<unknown>")
|
|
);
|
|
|
|
free(pu);
|
|
}
|
|
/* JK02: it helps to answer the channel if not already up */
|
|
if (chan->_state != AST_STATE_UP) {
|
|
ast_answer(chan);
|
|
}
|
|
|
|
if (peer) {
|
|
/* Play a courtesy beep in the calling channel to prefix the bridge connecting */
|
|
if (!ast_strlen_zero(courtesytone)) {
|
|
if (!ast_streamfile(chan, courtesytone, chan->language)) {
|
|
if (ast_waitstream(chan, "") < 0) {
|
|
ast_log(LOG_WARNING, "Failed to play courtesy tone!\n");
|
|
ast_hangup(peer);
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
ast_moh_stop(peer);
|
|
ast_indicate(peer, AST_CONTROL_UNHOLD);
|
|
res = ast_channel_make_compatible(chan, peer);
|
|
if (res < 0) {
|
|
ast_log(LOG_WARNING, "Could not make channels %s and %s compatible for bridge\n", chan->name, peer->name);
|
|
ast_hangup(peer);
|
|
return -1;
|
|
}
|
|
/* This runs sorta backwards, since we give the incoming channel control, as if it
|
|
were the person called. */
|
|
if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 "Channel %s connected to parked call %d\n", chan->name, park);
|
|
|
|
memset(&config, 0, sizeof(struct ast_bridge_config));
|
|
ast_set_flag(&(config.features_callee), AST_FEATURE_REDIRECT);
|
|
ast_set_flag(&(config.features_caller), AST_FEATURE_REDIRECT);
|
|
config.timelimit = 0;
|
|
config.play_warning = 0;
|
|
config.warning_freq = 0;
|
|
config.warning_sound=NULL;
|
|
res = ast_bridge_call(chan, peer, &config);
|
|
|
|
/* Simulate the PBX hanging up */
|
|
if (res != AST_PBX_NO_HANGUP_PEER)
|
|
ast_hangup(peer);
|
|
return res;
|
|
} else {
|
|
/* XXX Play a message XXX */
|
|
dres = ast_streamfile(chan, "pbx-invalidpark", chan->language);
|
|
if (!dres)
|
|
dres = ast_waitstream(chan, "");
|
|
else {
|
|
ast_log(LOG_WARNING, "ast_streamfile of %s failed on %s\n", "pbx-invalidpark", chan->name);
|
|
dres = 0;
|
|
}
|
|
if (option_verbose > 2)
|
|
ast_verbose(VERBOSE_PREFIX_3 "Channel %s tried to talk to nonexistent parked call %d\n", chan->name, park);
|
|
res = -1;
|
|
}
|
|
LOCAL_USER_REMOVE(u);
|
|
return res;
|
|
}
|
|
|
|
static int handle_showfeatures(int fd, int argc, char *argv[])
|
|
{
|
|
int i;
|
|
int fcount;
|
|
struct ast_call_feature *feature;
|
|
char format[] = "%-25s %-7s %-7s\n";
|
|
|
|
ast_cli(fd, format, "Builtin Feature", "Default", "Current");
|
|
ast_cli(fd, format, "---------------", "-------", "-------");
|
|
|
|
ast_cli(fd, format, "Pickup", "*8", ast_pickup_ext()); /* default hardcoded above, so we'll hardcode it here */
|
|
|
|
fcount = sizeof(builtin_features) / sizeof(builtin_features[0]);
|
|
|
|
for (i = 0; i < fcount; i++)
|
|
{
|
|
ast_cli(fd, format, builtin_features[i].fname, builtin_features[i].default_exten, builtin_features[i].exten);
|
|
}
|
|
ast_cli(fd, "\n");
|
|
ast_cli(fd, format, "Dynamic Feature", "Default", "Current");
|
|
ast_cli(fd, format, "---------------", "-------", "-------");
|
|
if (AST_LIST_EMPTY(&feature_list)) {
|
|
ast_cli(fd, "(none)\n");
|
|
}
|
|
else {
|
|
AST_LIST_LOCK(&feature_list);
|
|
AST_LIST_TRAVERSE(&feature_list, feature, feature_entry) {
|
|
ast_cli(fd, format, feature->sname, "no def", feature->exten);
|
|
}
|
|
AST_LIST_UNLOCK(&feature_list);
|
|
}
|
|
ast_cli(fd, "\nCall parking\n");
|
|
ast_cli(fd, "------------\n");
|
|
ast_cli(fd,"%-20s: %s\n", "Parking extension", parking_ext);
|
|
ast_cli(fd,"%-20s: %s\n", "Parking context", parking_con);
|
|
ast_cli(fd,"%-20s: %d-%d\n", "Parked call extensions", parking_start, parking_stop);
|
|
ast_cli(fd,"\n");
|
|
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
static char showfeatures_help[] =
|
|
"Usage: show features\n"
|
|
" Lists currently configured features.\n";
|
|
|
|
static struct ast_cli_entry showfeatures =
|
|
{ { "show", "features", NULL }, handle_showfeatures, "Lists configured features", showfeatures_help };
|
|
|
|
static int handle_parkedcalls(int fd, int argc, char *argv[])
|
|
{
|
|
struct parkeduser *cur;
|
|
int numparked = 0;
|
|
|
|
ast_cli(fd, "%4s %25s (%-15s %-12s %-4s) %-6s \n", "Num", "Channel"
|
|
, "Context", "Extension", "Pri", "Timeout");
|
|
|
|
ast_mutex_lock(&parking_lock);
|
|
|
|
cur = parkinglot;
|
|
while(cur) {
|
|
ast_cli(fd, "%4d %25s (%-15s %-12s %-4d) %6lds\n"
|
|
,cur->parkingnum, cur->chan->name, cur->context, cur->exten
|
|
,cur->priority, cur->start.tv_sec + (cur->parkingtime/1000) - time(NULL));
|
|
|
|
cur = cur->next;
|
|
numparked++;
|
|
}
|
|
ast_cli(fd, "%d parked call%s.\n", numparked, (numparked != 1) ? "s" : "");
|
|
|
|
ast_mutex_unlock(&parking_lock);
|
|
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
static char showparked_help[] =
|
|
"Usage: show parkedcalls\n"
|
|
" Lists currently parked calls.\n";
|
|
|
|
static struct ast_cli_entry showparked =
|
|
{ { "show", "parkedcalls", NULL }, handle_parkedcalls, "Lists parked calls", showparked_help };
|
|
|
|
/* Dump lot status */
|
|
static int manager_parking_status( struct mansession *s, struct message *m )
|
|
{
|
|
struct parkeduser *cur;
|
|
char *id = astman_get_header(m,"ActionID");
|
|
char idText[256] = "";
|
|
|
|
if (!ast_strlen_zero(id))
|
|
snprintf(idText,256,"ActionID: %s\r\n",id);
|
|
|
|
astman_send_ack(s, m, "Parked calls will follow");
|
|
|
|
ast_mutex_lock(&parking_lock);
|
|
|
|
cur=parkinglot;
|
|
while(cur) {
|
|
ast_cli(s->fd, "Event: ParkedCall\r\n"
|
|
"Exten: %d\r\n"
|
|
"Channel: %s\r\n"
|
|
"From: %s\r\n"
|
|
"Timeout: %ld\r\n"
|
|
"CallerID: %s\r\n"
|
|
"CallerIDName: %s\r\n"
|
|
"%s"
|
|
"\r\n"
|
|
,cur->parkingnum, cur->chan->name, cur->peername
|
|
,(long)cur->start.tv_sec + (long)(cur->parkingtime/1000) - (long)time(NULL)
|
|
,(cur->chan->cid.cid_num ? cur->chan->cid.cid_num : "")
|
|
,(cur->chan->cid.cid_name ? cur->chan->cid.cid_name : "")
|
|
,idText);
|
|
|
|
cur = cur->next;
|
|
}
|
|
|
|
ast_cli(s->fd,
|
|
"Event: ParkedCallsComplete\r\n"
|
|
"%s"
|
|
"\r\n",idText);
|
|
|
|
ast_mutex_unlock(&parking_lock);
|
|
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
|
|
int ast_pickup_call(struct ast_channel *chan)
|
|
{
|
|
struct ast_channel *cur = NULL;
|
|
int res = -1;
|
|
|
|
while ( (cur = ast_channel_walk_locked(cur)) != NULL) {
|
|
if (!cur->pbx &&
|
|
(cur != chan) &&
|
|
(chan->pickupgroup & cur->callgroup) &&
|
|
((cur->_state == AST_STATE_RINGING) ||
|
|
(cur->_state == AST_STATE_RING))) {
|
|
break;
|
|
}
|
|
ast_mutex_unlock(&cur->lock);
|
|
}
|
|
if (cur) {
|
|
if (option_debug)
|
|
ast_log(LOG_DEBUG, "Call pickup on chan '%s' by '%s'\n",cur->name, chan->name);
|
|
res = ast_answer(chan);
|
|
if (res)
|
|
ast_log(LOG_WARNING, "Unable to answer '%s'\n", chan->name);
|
|
res = ast_queue_control(chan, AST_CONTROL_ANSWER);
|
|
if (res)
|
|
ast_log(LOG_WARNING, "Unable to queue answer on '%s'\n", chan->name);
|
|
res = ast_channel_masquerade(cur, chan);
|
|
if (res)
|
|
ast_log(LOG_WARNING, "Unable to masquerade '%s' into '%s'\n", chan->name, cur->name); /* Done */
|
|
ast_mutex_unlock(&cur->lock);
|
|
} else {
|
|
if (option_debug)
|
|
ast_log(LOG_DEBUG, "No call pickup possible...\n");
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static int load_config(void)
|
|
{
|
|
int start = 0, end = 0;
|
|
struct ast_context *con = NULL;
|
|
struct ast_config *cfg = NULL;
|
|
struct ast_variable *var = NULL;
|
|
char old_parking_ext[AST_MAX_EXTENSION];
|
|
char old_parking_con[AST_MAX_EXTENSION] = "";
|
|
|
|
if (!ast_strlen_zero(parking_con)) {
|
|
strcpy(old_parking_ext, parking_ext);
|
|
strcpy(old_parking_con, parking_con);
|
|
}
|
|
|
|
/* Reset to defaults */
|
|
strcpy(parking_con, "parkedcalls");
|
|
strcpy(parking_con_dial, "park-dial");
|
|
strcpy(parking_ext, "700");
|
|
strcpy(pickup_ext, "*8");
|
|
courtesytone[0] = '\0';
|
|
strcpy(xfersound, "beep");
|
|
strcpy(xferfailsound, "pbx-invalid");
|
|
parking_start = 701;
|
|
parking_stop = 750;
|
|
parkfindnext = 0;
|
|
|
|
transferdigittimeout = DEFAULT_TRANSFER_DIGIT_TIMEOUT;
|
|
featuredigittimeout = DEFAULT_FEATURE_DIGIT_TIMEOUT;
|
|
|
|
cfg = ast_config_load("features.conf");
|
|
if (!cfg) {
|
|
cfg = ast_config_load("parking.conf");
|
|
if (cfg)
|
|
ast_log(LOG_NOTICE, "parking.conf is deprecated in favor of 'features.conf'. Please rename it.\n");
|
|
}
|
|
if (cfg) {
|
|
var = ast_variable_browse(cfg, "general");
|
|
while(var) {
|
|
if (!strcasecmp(var->name, "parkext")) {
|
|
ast_copy_string(parking_ext, var->value, sizeof(parking_ext));
|
|
} else if (!strcasecmp(var->name, "context")) {
|
|
ast_copy_string(parking_con, var->value, sizeof(parking_con));
|
|
} else if (!strcasecmp(var->name, "parkingtime")) {
|
|
if ((sscanf(var->value, "%d", &parkingtime) != 1) || (parkingtime < 1)) {
|
|
ast_log(LOG_WARNING, "%s is not a valid parkingtime\n", var->value);
|
|
parkingtime = DEFAULT_PARK_TIME;
|
|
} else
|
|
parkingtime = parkingtime * 1000;
|
|
} else if (!strcasecmp(var->name, "parkpos")) {
|
|
if (sscanf(var->value, "%d-%d", &start, &end) != 2) {
|
|
ast_log(LOG_WARNING, "Format for parking positions is a-b, where a and b are numbers at line %d of parking.conf\n", var->lineno);
|
|
} else {
|
|
parking_start = start;
|
|
parking_stop = end;
|
|
}
|
|
} else if (!strcasecmp(var->name, "findslot")) {
|
|
parkfindnext = (!strcasecmp(var->value, "next"));
|
|
} else if (!strcasecmp(var->name, "adsipark")) {
|
|
adsipark = ast_true(var->value);
|
|
} else if (!strcasecmp(var->name, "transferdigittimeout")) {
|
|
if ((sscanf(var->value, "%d", &transferdigittimeout) != 1) || (transferdigittimeout < 1)) {
|
|
ast_log(LOG_WARNING, "%s is not a valid transferdigittimeout\n", var->value);
|
|
transferdigittimeout = DEFAULT_TRANSFER_DIGIT_TIMEOUT;
|
|
} else
|
|
transferdigittimeout = transferdigittimeout * 1000;
|
|
} else if (!strcasecmp(var->name, "featuredigittimeout")) {
|
|
if ((sscanf(var->value, "%d", &featuredigittimeout) != 1) || (featuredigittimeout < 1)) {
|
|
ast_log(LOG_WARNING, "%s is not a valid featuredigittimeout\n", var->value);
|
|
featuredigittimeout = DEFAULT_FEATURE_DIGIT_TIMEOUT;
|
|
}
|
|
} else if (!strcasecmp(var->name, "courtesytone")) {
|
|
ast_copy_string(courtesytone, var->value, sizeof(courtesytone));
|
|
} else if (!strcasecmp(var->name, "xfersound")) {
|
|
ast_copy_string(xfersound, var->value, sizeof(xfersound));
|
|
} else if (!strcasecmp(var->name, "xferfailsound")) {
|
|
ast_copy_string(xferfailsound, var->value, sizeof(xferfailsound));
|
|
} else if (!strcasecmp(var->name, "pickupexten")) {
|
|
ast_copy_string(pickup_ext, var->value, sizeof(pickup_ext));
|
|
}
|
|
var = var->next;
|
|
}
|
|
|
|
unmap_features();
|
|
var = ast_variable_browse(cfg, "featuremap");
|
|
while(var) {
|
|
if (remap_feature(var->name, var->value))
|
|
ast_log(LOG_NOTICE, "Unknown feature '%s'\n", var->name);
|
|
var = var->next;
|
|
}
|
|
|
|
/* Map a key combination to an application*/
|
|
ast_unregister_features();
|
|
var = ast_variable_browse(cfg, "applicationmap");
|
|
while(var) {
|
|
char *tmp_val=strdup(var->value);
|
|
char *exten, *party=NULL, *app=NULL, *app_args=NULL;
|
|
|
|
if (!tmp_val) {
|
|
ast_log(LOG_ERROR, "res_features: strdup failed");
|
|
continue;
|
|
}
|
|
|
|
|
|
exten=strsep(&tmp_val,",");
|
|
if (exten) party=strsep(&tmp_val,",");
|
|
if (party) app=strsep(&tmp_val,",");
|
|
|
|
if (app) app_args=strsep(&tmp_val,",");
|
|
|
|
if (!(app && strlen(app)) || !(exten && strlen(exten)) || !(party && strlen(party)) || !(var->name && strlen(var->name))) {
|
|
ast_log(LOG_NOTICE, "Please check the feature Mapping Syntax, either extension, name, or app aren't provided %s %s %s %s\n",app,exten,party,var->name);
|
|
free(tmp_val);
|
|
var = var->next;
|
|
continue;
|
|
}
|
|
|
|
{
|
|
struct ast_call_feature *feature=find_feature(var->name);
|
|
int mallocd=0;
|
|
|
|
if (!feature) {
|
|
feature=malloc(sizeof(struct ast_call_feature));
|
|
mallocd=1;
|
|
}
|
|
if (!feature) {
|
|
ast_log(LOG_NOTICE, "Malloc failed at feature mapping\n");
|
|
free(tmp_val);
|
|
var = var->next;
|
|
continue;
|
|
}
|
|
|
|
memset(feature,0,sizeof(struct ast_call_feature));
|
|
ast_copy_string(feature->sname,var->name,FEATURE_SNAME_LEN);
|
|
ast_copy_string(feature->app,app,FEATURE_APP_LEN);
|
|
ast_copy_string(feature->exten, exten,FEATURE_EXTEN_LEN);
|
|
free(tmp_val);
|
|
|
|
if (app_args)
|
|
ast_copy_string(feature->app_args,app_args,FEATURE_APP_ARGS_LEN);
|
|
|
|
ast_copy_string(feature->exten, exten,sizeof(feature->exten));
|
|
feature->operation=feature_exec_app;
|
|
ast_set_flag(feature,AST_FEATURE_FLAG_NEEDSDTMF);
|
|
|
|
if (!strcasecmp(party,"caller"))
|
|
ast_set_flag(feature,AST_FEATURE_FLAG_CALLER);
|
|
else if (!strcasecmp(party, "callee"))
|
|
ast_set_flag(feature,AST_FEATURE_FLAG_CALLEE);
|
|
else {
|
|
ast_log(LOG_NOTICE, "Invalid party specification for feature '%s', must be caller, or callee\n", var->name);
|
|
var = var->next;
|
|
continue;
|
|
}
|
|
|
|
ast_register_feature(feature);
|
|
|
|
if (option_verbose >=1) ast_verbose(VERBOSE_PREFIX_2 "Mapping Feature '%s' to app '%s' with code '%s'\n", var->name, app, exten);
|
|
}
|
|
var = var->next;
|
|
}
|
|
}
|
|
ast_config_destroy(cfg);
|
|
|
|
/* Remove the old parking extension */
|
|
if (!ast_strlen_zero(old_parking_con) && (con = ast_context_find(old_parking_con))) {
|
|
ast_context_remove_extension2(con, old_parking_ext, 1, registrar);
|
|
ast_log(LOG_DEBUG, "Removed old parking extension %s@%s\n", old_parking_ext, old_parking_con);
|
|
}
|
|
|
|
if (!(con = ast_context_find(parking_con))) {
|
|
if (!(con = ast_context_create(NULL, parking_con, registrar))) {
|
|
ast_log(LOG_ERROR, "Parking context '%s' does not exist and unable to create\n", parking_con);
|
|
return -1;
|
|
}
|
|
}
|
|
return ast_add_extension2(con, 1, ast_parking_ext(), 1, NULL, NULL, parkcall, strdup(""), FREE, registrar);
|
|
}
|
|
|
|
int reload(void) {
|
|
return load_config();
|
|
}
|
|
|
|
int load_module(void)
|
|
{
|
|
int res;
|
|
|
|
AST_LIST_HEAD_INIT(&feature_list);
|
|
memset(parking_ext, 0, sizeof(parking_ext));
|
|
memset(parking_con, 0, sizeof(parking_con));
|
|
|
|
if ((res = load_config()))
|
|
return res;
|
|
ast_cli_register(&showparked);
|
|
ast_cli_register(&showfeatures);
|
|
ast_pthread_create(&parking_thread, NULL, do_parking_thread, NULL);
|
|
res = ast_register_application(parkedcall, park_exec, synopsis, descrip);
|
|
if (!res)
|
|
res = ast_register_application(parkcall, park_call_exec, synopsis2, descrip2);
|
|
if (!res) {
|
|
ast_manager_register("ParkedCalls", 0, manager_parking_status, "List parked calls" );
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
int unload_module(void)
|
|
{
|
|
STANDARD_HANGUP_LOCALUSERS;
|
|
|
|
ast_manager_unregister("ParkedCalls");
|
|
ast_cli_unregister(&showfeatures);
|
|
ast_cli_unregister(&showparked);
|
|
ast_unregister_application(parkcall);
|
|
return ast_unregister_application(parkedcall);
|
|
}
|
|
|
|
char *description(void)
|
|
{
|
|
return "Call Features Resource";
|
|
}
|
|
|
|
int usecount(void)
|
|
{
|
|
/* Never allow parking to be unloaded because it will
|
|
unresolve needed symbols in the dialer */
|
|
#if 0
|
|
int res;
|
|
STANDARD_USECOUNT(res);
|
|
return res;
|
|
#else
|
|
return 1;
|
|
#endif
|
|
}
|
|
|
|
char *key()
|
|
{
|
|
return ASTERISK_GPL_KEY;
|
|
}
|