Make features configurable and easier to implement

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4650 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2005-01-04 04:01:40 +00:00
parent 7754314450
commit e7d4ae8efa
6 changed files with 412 additions and 195 deletions

View File

@@ -1135,12 +1135,18 @@ static int dial_exec(struct ast_channel *chan, void *data)
if (!res) {
memset(&config,0,sizeof(struct ast_bridge_config));
config.play_to_caller=play_to_caller;
config.play_to_callee=play_to_callee;
config.allowredirect_in = allowredir_in;
config.allowredirect_out = allowredir_out;
config.allowdisconnect_in = allowdisconnect_in;
config.allowdisconnect_out = allowdisconnect_out;
if (play_to_caller)
config.features_caller |= AST_FEATURE_PLAY_WARNING;
if (play_to_callee)
config.features_callee |= AST_FEATURE_PLAY_WARNING;
if (allowredir_in)
config.features_callee |= AST_FEATURE_REDIRECT;
if (allowredir_out)
config.features_caller |= AST_FEATURE_REDIRECT;
if (allowdisconnect_in)
config.features_callee |= AST_FEATURE_DISCONNECT;
if (allowdisconnect_out)
config.features_caller |= AST_FEATURE_DISCONNECT;
config.timelimit = timelimit;
config.play_warning = play_warning;
config.warning_freq = warning_freq;

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@@ -1480,10 +1480,14 @@ static int try_calling(struct queue_ent *qe, char *options, char *announceoverri
time(&callstart);
memset(&config,0,sizeof(struct ast_bridge_config));
config.allowredirect_in = ast_test_flag(&flags, QUEUE_FLAG_REDIR_IN);
config.allowredirect_out = ast_test_flag(&flags, QUEUE_FLAG_REDIR_OUT);
config.allowdisconnect_in = ast_test_flag(&flags, QUEUE_FLAG_DISCON_IN);
config.allowdisconnect_out = ast_test_flag(&flags, QUEUE_FLAG_DISCON_OUT);
if (ast_test_flag(&flags, QUEUE_FLAG_REDIR_IN))
config.features_callee |= AST_FEATURE_REDIRECT;
if (ast_test_flag(&flags, QUEUE_FLAG_REDIR_OUT))
config.features_caller |= AST_FEATURE_REDIRECT;
if (ast_test_flag(&flags, QUEUE_FLAG_DISCON_IN))
config.features_callee |= AST_FEATURE_DISCONNECT;
if (ast_test_flag(&flags, QUEUE_FLAG_DISCON_OUT))
config.features_caller |= AST_FEATURE_DISCONNECT;
bridge = ast_bridge_call(qe->chan,peer,&config);
if (strcasecmp(oldcontext, qe->chan->context) || strcasecmp(oldexten, qe->chan->exten)) {

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@@ -2600,7 +2600,6 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
{
/* Copy voice back and forth between the two channels. Give the peer
the ability to transfer calls with '#<extension' syntax. */
int flags;
struct ast_channel *cs[3];
int to = -1;
struct ast_frame *f;
@@ -2614,8 +2613,6 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
long elapsed_ms=0, time_left_ms=0;
int playit=0, playitagain=1, first_time=1;
flags = (config->allowdisconnect_out||config->allowredirect_out ? AST_BRIDGE_DTMF_CHANNEL_0 : 0) + (config->allowdisconnect_in||config->allowredirect_in ? AST_BRIDGE_DTMF_CHANNEL_1 : 0);
*fo = NULL;
firstpass = config->firstpass;
config->firstpass = 0;
@@ -2624,9 +2621,9 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
gettimeofday(&start_time,NULL);
time_left_ms = config->timelimit;
if (config->play_to_caller && config->start_sound && firstpass)
if ((config->features_caller & AST_FEATURE_PLAY_WARNING) && config->start_sound && firstpass)
bridge_playfile(c0,c1,config->start_sound,time_left_ms / 1000);
if (config->play_to_callee && config->start_sound && firstpass)
if ((config->features_callee & AST_FEATURE_PLAY_WARNING) && config->start_sound && firstpass)
bridge_playfile(c1,c0,config->start_sound,time_left_ms / 1000);
/* Stop if we're a zombie or need a soft hangup */
@@ -2664,7 +2661,7 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
elapsed_ms = tvdiff(&precise_now,&start_time);
time_left_ms = config->timelimit - elapsed_ms;
if (playitagain && (config->play_to_caller || config->play_to_callee) && (config->play_warning && time_left_ms <= config->play_warning)) {
if (playitagain && ((config->features_caller & AST_FEATURE_PLAY_WARNING) || (config->features_callee & AST_FEATURE_PLAY_WARNING)) && (config->play_warning && time_left_ms <= config->play_warning)) {
/* narrowing down to the end */
if (config->warning_freq == 0) {
playit = 1;
@@ -2680,9 +2677,9 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
}
}
if (time_left_ms <= 0) {
if (config->play_to_caller && config->end_sound)
if ((config->features_caller & AST_FEATURE_PLAY_WARNING) && config->end_sound)
bridge_playfile(c0,c1,config->end_sound,0);
if (config->play_to_callee && config->end_sound)
if ((config->features_callee & AST_FEATURE_PLAY_WARNING) && config->end_sound)
bridge_playfile(c1,c0,config->end_sound,0);
*fo = NULL;
if (who) *rc = who;
@@ -2690,9 +2687,9 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
break;
}
if (time_left_ms >= 5000 && playit) {
if (config->play_to_caller && config->warning_sound && config->play_warning)
if ((config->features_caller & AST_FEATURE_PLAY_WARNING) && config->warning_sound && config->play_warning)
bridge_playfile(c0,c1,config->warning_sound,time_left_ms / 1000);
if (config->play_to_callee && config->warning_sound && config->play_warning)
if ((config->features_callee & AST_FEATURE_PLAY_WARNING) && config->warning_sound && config->play_warning)
bridge_playfile(c1,c0,config->warning_sound,time_left_ms / 1000);
playit = 0;
}
@@ -2711,7 +2708,7 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
/* Looks like they share a bridge code */
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Attempting native bridge of %s and %s\n", c0->name, c1->name);
if (!(res = c0->pvt->bridge(c0, c1, flags, fo, rc))) {
if (!(res = c0->pvt->bridge(c0, c1, config->flags, fo, rc))) {
c0->_bridge = NULL;
c1->_bridge = NULL;
manager_event(EVENT_FLAG_CALL, "Unlink",
@@ -2759,7 +2756,7 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
break;
}
if ((f->frametype == AST_FRAME_CONTROL) && !(flags & AST_BRIDGE_IGNORE_SIGS)) {
if ((f->frametype == AST_FRAME_CONTROL) && !(config->flags & AST_BRIDGE_IGNORE_SIGS)) {
*fo = f;
*rc = who;
res = 0;
@@ -2772,9 +2769,9 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
(f->frametype == AST_FRAME_IMAGE) ||
(f->frametype == AST_FRAME_DTMF)) {
if ((f->frametype == AST_FRAME_DTMF) &&
(flags & (AST_BRIDGE_DTMF_CHANNEL_0 | AST_BRIDGE_DTMF_CHANNEL_1))) {
(config->flags & (AST_BRIDGE_DTMF_CHANNEL_0 | AST_BRIDGE_DTMF_CHANNEL_1))) {
if ((who == c0)) {
if ((flags & AST_BRIDGE_DTMF_CHANNEL_0)) {
if ((config->flags & AST_BRIDGE_DTMF_CHANNEL_0)) {
*rc = c0;
*fo = f;
/* Take out of conference mode */
@@ -2785,7 +2782,7 @@ int ast_channel_bridge(struct ast_channel *c0, struct ast_channel *c1, struct as
goto tackygoto;
} else
if ((who == c1)) {
if (flags & AST_BRIDGE_DTMF_CHANNEL_1) {
if (config->flags & AST_BRIDGE_DTMF_CHANNEL_1) {
*rc = c1;
*fo = f;
res = 0;

View File

@@ -13,3 +13,9 @@ context => parkedcalls ; Which context parked calls are in
; when someone dials a parked call
;adsipark = yes ; if you want ADSI parking announcements
;pickupexten = *8 ; Configure the pickup extension. Default is *8
;featuredigittimeout = 500 ; Max time (ms) between digits for
; feature activation. Default is 500
[featuremap]
;blindxfer => # ; Blind transfer
;disconnect => * ; Disconnect

View File

@@ -233,13 +233,15 @@ struct ast_channel {
#define AST_FLAG_EXCEPTION (1 << 5) /* if there is a pending exception */
#define AST_FLAG_MOH (1 << 6) /* XXX anthm promises me this will disappear XXX listening to moh */
#define AST_FEATURE_PLAY_WARNING (1 << 0)
#define AST_FEATURE_REDIRECT (1 << 1)
#define AST_FEATURE_DISCONNECT (1 << 2)
#define AST_FEATURE_FLAG_NEEDSDTMF (1 << 0)
struct ast_bridge_config {
int play_to_caller;
int play_to_callee;
int allowredirect_in;
int allowredirect_out;
int allowdisconnect_in;
int allowdisconnect_out;
unsigned int features_caller;
unsigned int features_callee;
long timelimit;
long play_warning;
long warning_freq;
@@ -247,6 +249,7 @@ struct ast_bridge_config {
char *end_sound;
char *start_sound;
int firstpass;
int flags;
};
struct chanmon;

View File

@@ -19,6 +19,7 @@
#include <asterisk/options.h>
#include <asterisk/module.h>
#include <asterisk/translate.h>
#include <asterisk/app.h>
#include <asterisk/say.h>
#include <asterisk/channel_pvt.h>
#include <asterisk/features.h>
@@ -41,6 +42,7 @@
#define DEFAULT_PARK_TIME 45000
#define DEFAULT_TRANSFER_DIGIT_TIMEOUT 3000
#define DEFAULT_FEATURE_DIGIT_TIMEOUT 500
static char *parkedcall = "ParkedCall";
@@ -67,6 +69,7 @@ static int parking_stop = 750;
static int adsipark = 0;
static int transferdigittimeout = DEFAULT_TRANSFER_DIGIT_TIMEOUT;
static int featuredigittimeout = DEFAULT_FEATURE_DIGIT_TIMEOUT;
/* Default courtesy tone played when party joins conference */
static char courtesytone[256] = "";
@@ -295,24 +298,258 @@ int ast_masq_park_call(struct ast_channel *rchan, struct ast_channel *peer, int
return 0;
}
#define FEATURE_RETURN_HANGUP -1
#define FEATURE_RETURN_SUCCESSBREAK 0
#define FEATURE_RETURN_PBX_KEEPALIVE AST_PBX_KEEPALIVE
#define FEATURE_RETURN_NO_HANGUP_PEER AST_PBX_NO_HANGUP_PEER
#define FEATURE_RETURN_PASSDIGITS 21
#define FEATURE_RETURN_STOREDIGITS 22
#define FEATURE_RETURN_SUCCESS 23
#define FEATURE_SENSE_CHAN (1 << 0)
#define FEATURE_SENSE_PEER (1 << 1)
#define FEATURE_MAX_LEN 11
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;
char *transferer_real_context;
char newext[256], *ptr;
int res;
int len;
ast_log(LOG_NOTICE, "XXX Blind 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_autoservice_start(transferee);
ast_moh_start(transferee, NULL);
memset(newext, 0, sizeof(newext));
ptr = newext;
/* Transfer */
if ((res=ast_streamfile(transferer, "pbx-transfer", transferer->language))) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
return res;
}
if ((res=ast_waitstream(transferer, AST_DIGIT_ANY)) < 0) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
return res;
}
ast_stopstream(transferer);
if (res > 0) {
/* If they've typed a digit already, handle it */
newext[0] = res;
ptr++;
len--;
}
res = 0;
while (strlen(newext) < sizeof(newext) - 1) {
res = ast_waitfordigit(transferer, transferdigittimeout);
if (res < 1)
break;
if (res == '#')
break;
*(ptr++) = res;
if (!ast_matchmore_extension(transferer, transferer_real_context, newext, 1, transferer->cid.cid_num))
break;
}
if (res < 0) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
return res;
}
if (!strcmp(newext, ast_parking_ext())) {
ast_moh_stop(transferee);
if (ast_autoservice_stop(transferee))
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);
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 */
strncpy(transferee->exten, newext, sizeof(transferee->exten)-1);
strncpy(transferee->context, transferer_real_context, sizeof(transferee->context)-1);
transferee->priority = 0;
}
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);
}
res = ast_streamfile(transferer, "pbx-invalid", transferee->language);
if (res) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
return res;
}
res = ast_waitstream(transferer, AST_DIGIT_ANY);
ast_stopstream(transferer);
ast_moh_stop(transferee);
res = ast_autoservice_stop(transferee);
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;
}
struct ast_call_feature {
int feature_mask;
char *fname;
char *sname;
char exten[FEATURE_MAX_LEN];
char default_exten[FEATURE_MAX_LEN];
int (*operation)(struct ast_channel *chan, struct ast_channel *peer, struct ast_bridge_config *config, char *code, int sense);
unsigned int flags;
};
#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_DISCONNECT, "Disconnect Call", "disconnect", "*", "*", builtin_disconnect, AST_FEATURE_FLAG_NEEDSDTMF },
};
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)) {
strncpy(builtin_features[x].exten, value, sizeof(builtin_features[x].exten) - 1);
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;
unsigned int features;
int res = FEATURE_RETURN_PASSDIGITS;
if (sense == FEATURE_SENSE_CHAN)
features = config->features_caller;
else
features = config->features_callee;
ast_log(LOG_DEBUG, "Feature interpret: chan=%s, peer=%s, sense=%d, features=%d\n", chan->name, peer->name, sense, features);
for (x=0;x<FEATURES_COUNT;x++) {
if ((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;
}
}
}
return res;
}
static void set_config_flags(struct ast_bridge_config *config)
{
int x;
config->flags = 0;
for (x=0;x<FEATURES_COUNT;x++) {
if (config->features_caller & builtin_features[x].feature_mask) {
if (builtin_features[x].flags & AST_FEATURE_FLAG_NEEDSDTMF)
ast_set_flag(config, AST_BRIDGE_DTMF_CHANNEL_0);
}
if (config->features_callee & builtin_features[x].feature_mask) {
if (builtin_features[x].flags & AST_FEATURE_FLAG_NEEDSDTMF)
ast_set_flag(config, AST_BRIDGE_DTMF_CHANNEL_1);
}
}
}
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. */
int len;
struct ast_frame *f;
struct ast_channel *who;
char newext[256], *ptr;
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 ast_channel *transferer;
struct ast_channel *transferee;
struct timeval start, end;
char *transferer_real_context;
struct ast_bridge_config backup_config;
int allowdisconnect_in,allowdisconnect_out,allowredirect_in,allowredirect_out;
char *monitor_exec;
memset(&backup_config, 0, sizeof(backup_config));
if (chan && peer) {
pbx_builtin_setvar_helper(chan, "BRIDGEPEER", peer->name);
pbx_builtin_setvar_helper(peer, "BRIDGEPEER", chan->name);
@@ -330,10 +567,11 @@ int ast_bridge_call(struct ast_channel *chan,struct ast_channel *peer,struct ast
pbx_exec(peer, monitor_app, monitor_exec, 1);
}
allowdisconnect_in = config->allowdisconnect_in;
allowdisconnect_out = config->allowdisconnect_out;
allowredirect_in = config->allowredirect_in;
allowredirect_out = config->allowredirect_out;
allowdisconnect_in = (config->features_callee & AST_FEATURE_DISCONNECT);
allowdisconnect_out = (config->features_caller & AST_FEATURE_DISCONNECT);
allowredirect_in = (config->features_callee & AST_FEATURE_REDIRECT);
allowredirect_out = (config->features_caller & AST_FEATURE_REDIRECT);
set_config_flags(config);
config->firstpass = 1;
/* Answer if need be */
@@ -363,6 +601,43 @@ int ast_bridge_call(struct ast_channel *chan,struct ast_channel *peer,struct ast
diff = (end.tv_sec - start.tv_sec) * 1000;
diff += (end.tv_usec - start.tv_usec) / 1000;
config->timelimit -= 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.timelimit && ((backup_config.timelimit -= diff) <= 0)) {
ast_log(LOG_DEBUG, "Timed out, realtime this time!\n");
config->timelimit = 0;
who = chan;
if (f)
ast_frfree(f);
f = NULL;
res = 0;
} else if (config->timelimit <= 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->timelimit <=0) {
/* We ran out of time */
config->timelimit = 0;
@@ -373,6 +648,7 @@ int ast_bridge_call(struct ast_channel *chan,struct ast_channel *peer,struct ast
res = 0;
}
}
}
if (res < 0) {
ast_log(LOG_WARNING, "Bridge failed on channels %s and %s\n", chan->name, peer->name);
return -1;
@@ -412,147 +688,59 @@ int ast_bridge_call(struct ast_channel *chan,struct ast_channel *peer,struct ast
}
}
/* check for '*', if we find it it's time to disconnect */
if (f && (f->frametype == AST_FRAME_DTMF) &&
(((who == chan) && allowdisconnect_out) || ((who == peer) && allowdisconnect_in)) &&
(f->subclass == '*')) {
if (option_verbose > 3)
ast_verbose(VERBOSE_PREFIX_3 "User hit %c to disconnect call.\n", f->subclass);
res = -1;
break;
}
if ((f->frametype == AST_FRAME_DTMF) &&
((allowredirect_in && who == peer) || (allowredirect_out && who == chan)) &&
(f->subclass == '#')) {
if (allowredirect_in && who == 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_autoservice_start(transferee);
ast_moh_start(transferee, NULL);
memset(newext, 0, sizeof(newext));
ptr = newext;
/* Transfer */
if ((res=ast_streamfile(transferer, "pbx-transfer", transferer->language))) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
break;
}
if ((res=ast_waitstream(transferer, AST_DIGIT_ANY)) < 0) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
break;
}
ast_stopstream(transferer);
if (res > 0) {
/* If they've typed a digit already, handle it */
newext[0] = res;
ptr++;
len --;
}
res = 0;
while (strlen(newext) < sizeof(newext) - 1) {
res = ast_waitfordigit(transferer, transferdigittimeout);
if (res < 1)
break;
if (res == '#')
break;
*(ptr++) = res;
if (!ast_matchmore_extension(transferer, transferer_real_context
, newext, 1, transferer->cid.cid_num)) {
break;
}
}
if (res < 0) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
break;
}
if (!strcmp(newext, ast_parking_ext())) {
ast_moh_stop(transferee);
if (ast_autoservice_stop(transferee))
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;
break;
} 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);
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 */
strncpy(transferee->exten, newext, sizeof(transferee->exten)-1);
strncpy(transferee->context, transferer_real_context, sizeof(transferee->context)-1);
transferee->priority = 0;
ast_frfree(f);
}
break;
} else {
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Unable to find extension '%s' in context '%s'\n", newext, transferer_real_context);
}
res = ast_streamfile(transferer, "pbx-invalid", transferee->language);
if (res) {
ast_moh_stop(transferee);
ast_autoservice_stop(transferee);
break;
}
res = ast_waitstream(transferer, AST_DIGIT_ANY);
ast_stopstream(transferer);
ast_moh_stop(transferee);
res = ast_autoservice_stop(transferee);
if (res) {
if (option_verbose > 1)
ast_verbose(VERBOSE_PREFIX_2 "Hungup during autoservice stop on '%s'\n", transferee->name);
}
} else {
if (f && (f->frametype == AST_FRAME_DTMF)) {
if (who == peer)
ast_write(chan, f);
else
ast_write(peer, f);
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;
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;
config->features_caller &= ~(AST_FEATURE_PLAY_WARNING);
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->timelimit = featuredigittimeout;
ast_log(LOG_DEBUG, "Set time limit to %ld\n", config->timelimit);
}
#if 1
ast_log(LOG_DEBUG, "Read from %s (%d,%d)\n", who->name, f->frametype, f->subclass);
#endif
}
if (f)
ast_frfree(f);
@@ -813,10 +1001,8 @@ static int park_exec(struct ast_channel *chan, void *data)
ast_verbose(VERBOSE_PREFIX_3 "Channel %s connected to parked call %d\n", chan->name, park);
memset(&config,0,sizeof(struct ast_bridge_config));
config.allowredirect_in = 1;
config.allowredirect_out = 1;
config.allowdisconnect_out = 0;
config.allowdisconnect_in = 0;
config.features_callee |= AST_FEATURE_REDIRECT;
config.features_caller |= AST_FEATURE_REDIRECT;
config.timelimit = 0;
config.play_warning = 0;
config.warning_freq = 0;
@@ -928,6 +1114,9 @@ int load_module(void)
struct ast_config *cfg;
struct ast_variable *var;
transferdigittimeout = DEFAULT_TRANSFER_DIGIT_TIMEOUT;
featuredigittimeout = DEFAULT_FEATURE_DIGIT_TIMEOUT;
ast_cli_register(&showparked);
cfg = ast_load("features.conf");
@@ -964,6 +1153,11 @@ int load_module(void)
transferdigittimeout = DEFAULT_TRANSFER_DIGIT_TIMEOUT;
} else
transferdigittimeout = transferdigittimeout * 1000;
} else if (!strcasecmp(var->name, "featuredigittimeout")) {
if ((sscanf(var->value, "%d", &featuredigittimeout) != 1) || (transferdigittimeout < 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")) {
strncpy(courtesytone, var->value, sizeof(courtesytone) - 1);
} else if (!strcasecmp(var->name, "pickupexten")) {
@@ -971,6 +1165,13 @@ int load_module(void)
}
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;
}
ast_destroy(cfg);
}
con = ast_context_find(parking_con);