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add presence to fifo 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6887 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2007-12-18 23:07:48 +00:00
parent de58ab2201
commit 1cdc0216d6
1 changed files with 97 additions and 9 deletions
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106
src/mod/applications/mod_fifo/mod_fifo.c
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@ -93,11 +93,87 @@ struct fifo_node {
switch_hash_t *caller_hash;
switch_hash_t *consumer_hash;
int caller_count;
int waiting_count;
int consumer_count;
};
typedef struct fifo_node fifo_node_t;
static fifo_node_t *create_node(const char *name)
{
fifo_node_t *node;
node = switch_core_alloc(globals.pool, sizeof(*node));
node->name = switch_core_strdup(globals.pool, name);
switch_queue_create(&node->fifo, SWITCH_CORE_QUEUE_LEN, globals.pool);
switch_core_hash_init(&node->caller_hash, globals.pool);
switch_core_hash_init(&node->consumer_hash, globals.pool);
switch_assert(node->fifo);
switch_mutex_init(&node->mutex, SWITCH_MUTEX_NESTED, globals.pool);
switch_core_hash_insert(globals.fifo_hash, name, node);
return node;
}
static void send_presence(fifo_node_t *node)
{
switch_event_t *event;
if (switch_event_create(&event, SWITCH_EVENT_PRESENCE_IN) == SWITCH_STATUS_SUCCESS) {
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "proto", "%s", "park");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "login", "%s", node->name);
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "from", "%s", node->name);
if (node->waiting_count > 0) {
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "status", "Active (%d waiting)", node->waiting_count);
} else {
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "status", "Idle");
}
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "rpid", "%s", "unknown");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "event_type", "presence");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "alt_event_type", "dialog");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "event_count", "%d", 0);
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "channel-state", "%s", node->waiting_count > 0 ? "CS_RING" : "CS_HANGUP");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "unique-id", "%s", node->name);
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "answer-state", "%s", node->waiting_count > 0 ? "early" : "terminated");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "astate", "%s", node->waiting_count > 0 ? "early" : "terminated");
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "call-direction", "%s", "outbound");
switch_event_fire(&event);
}
}
static void pres_event_handler(switch_event_t *event)
{
char *to = switch_event_get_header(event, "to");
char *dup_to = NULL, *node_name;
fifo_node_t *node;
if (!to || strncasecmp(to, "park+", 5)) {
return;
}
dup_to = strdup(to);
switch_assert(dup_to);
node_name = dup_to + 5;
switch_mutex_lock(globals.mutex);
if (!(node = switch_core_hash_find(globals.fifo_hash, node_name))) {
node = create_node(node_name);
}
switch_mutex_lock(node->mutex);
send_presence(node);
switch_mutex_unlock(node->mutex);
switch_mutex_unlock(globals.mutex);
switch_safe_free(dup_to);
}
#define FIFO_DESC "Fifo for stacking parked calls."
#define FIFO_USAGE "<fifo name> [in [<announce file>|undef] [<music file>|undef] | out [wait|nowait] [<announce file>|undef] [<music file>|undef]]"
SWITCH_STANDARD_APP(fifo_function)
@ -130,21 +206,16 @@ SWITCH_STANDARD_APP(fifo_function)
return;
}
channel = switch_core_session_get_channel(session);
switch_mutex_lock(globals.mutex);
if (!(node = switch_core_hash_find(globals.fifo_hash, argv[0]))) {
node = switch_core_alloc(globals.pool, sizeof(*node));
node->name = switch_core_strdup(globals.pool, argv[0]);
switch_queue_create(&node->fifo, SWITCH_CORE_QUEUE_LEN, globals.pool);
switch_core_hash_init(&node->caller_hash, globals.pool);
switch_core_hash_init(&node->consumer_hash, globals.pool);
switch_assert(node->fifo);
switch_mutex_init(&node->mutex, SWITCH_MUTEX_NESTED, globals.pool);
switch_core_hash_insert(globals.fifo_hash, argv[0], node);
node = create_node(argv[0]);
}
switch_mutex_unlock(globals.mutex);
channel = switch_core_session_get_channel(session);
moh = switch_channel_get_variable(channel, "fifo_music");
announce = switch_channel_get_variable(channel, "fifo_announce");
@ -177,6 +248,8 @@ SWITCH_STANDARD_APP(fifo_function)
switch_mutex_lock(node->mutex);
node->caller_count++;
node->waiting_count++;
send_presence(node);
switch_core_hash_insert(node->caller_hash, uuid, session);
switch_queue_push(node->fifo, (void *)uuid);
switch_mutex_unlock(node->mutex);
@ -223,6 +296,8 @@ SWITCH_STANDARD_APP(fifo_function)
}
switch_mutex_lock(node->mutex);
node->caller_count--;
node->waiting_count--;
send_presence(node);
switch_core_hash_delete(node->caller_hash, uuid);
switch_mutex_unlock(node->mutex);
}
@ -355,6 +430,10 @@ SWITCH_STANDARD_APP(fifo_function)
switch_channel_set_variable(other_channel, "fifo_status", "TALKING");
switch_channel_set_variable(other_channel, "fifo_timestamp", date);
switch_channel_set_variable(other_channel, "fifo_target", switch_core_session_get_uuid(session));
switch_mutex_lock(node->mutex);
node->waiting_count--;
send_presence(node);
switch_mutex_unlock(node->mutex);
switch_ivr_multi_threaded_bridge(session, other_session, on_dtmf, other_session, session);
ts = switch_timestamp_now();
@ -368,6 +447,7 @@ SWITCH_STANDARD_APP(fifo_function)
switch_mutex_lock(node->mutex);
node->caller_count--;
send_presence(node);
switch_core_hash_delete(node->caller_hash, uuid);
switch_mutex_unlock(node->mutex);
switch_core_session_rwunlock(other_session);
@ -475,6 +555,8 @@ static void list_node(fifo_node_t *node, switch_xml_t x_report, int *off, int ve
switch_xml_set_attr_d(x_fifo, "consumer_count", tmp);
switch_snprintf(tmp, sizeof(buffer), "%d", node->caller_count);
switch_xml_set_attr_d(x_fifo, "caller_count", tmp);
switch_snprintf(tmp, sizeof(buffer), "%d", node->waiting_count);
switch_xml_set_attr_d(x_fifo, "waiting_count", tmp);
cc_off = xml_hash(x_fifo, node->caller_hash, "callers", "caller", cc_off, verbose);
cc_off = xml_hash(x_fifo, node->consumer_hash, "consumers", "consumer", cc_off, verbose);
@ -575,6 +657,12 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_fifo_load)
return SWITCH_STATUS_TERM;
}
/* Subscribe to presence request events */
if (switch_event_bind((char *) modname, SWITCH_EVENT_PRESENCE_PROBE, SWITCH_EVENT_SUBCLASS_ANY, pres_event_handler, NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't subscribe to presence request events!\n");
return SWITCH_STATUS_GENERR;
}
switch_core_new_memory_pool(&globals.pool);
switch_core_hash_init(&globals.fifo_hash, globals.pool);
switch_mutex_init(&globals.mutex, SWITCH_MUTEX_NESTED, globals.pool);