[Freeswitch-branches] [commit] r3231 - freeswitch/branches/knhor/wip/mod_conference
Freeswitch SVN
knhor at freeswitch.org
Sun Oct 29 19:59:09 EST 2006
Author: knhor
Date: Sun Oct 29 19:59:08 2006
New Revision: 3231
Added:
freeswitch/branches/knhor/wip/mod_conference/Makefile
freeswitch/branches/knhor/wip/mod_conference/mod_conference.c
Log:
refactor to use sub-command lookup table instead of inline switch statment.
Added: freeswitch/branches/knhor/wip/mod_conference/Makefile
==============================================================================
--- (empty file)
+++ freeswitch/branches/knhor/wip/mod_conference/Makefile Sun Oct 29 19:59:08 2006
@@ -0,0 +1,29 @@
+MODULENAME= mod_conference
+SRCS= ${MODULENAME}.c
+OBJS= ${SRCS:.c=.o}
+
+DEBUG= -ggdb -g3
+CFLAGS= -Wall $(DEBUG) $(INCLUDES)
+
+BASEDIR= /usr/local/fsw/fs-knhor
+BASEINC= $(BASEDIR)/include
+INCLUDES= -I$(BASEINC) -I$(BASEINC)/apr-1
+LIBS= -L$(BASDIR)/lib -ldl -lpthread -lm
+MODDIR= $(BASEDIR)/mod
+
+CC= gcc
+INSTALL= install
+
+all: ${MODULENAME}.so
+
+install: all
+ $(INSTALL) -m 755 ${MODULENAME}.so $(MODDIR)
+
+clean:
+ rm -f *.so *.o
+
+${MODULENAME}.so: Makefile $(SRCS) $(OBJS)
+ $(CC) -shared -Xlinker -x -o $@ $(OBJS)
+
+%.so : %.o Makefile
+ $(CC) -shared -Xlinker -x -o $@ $<
Added: freeswitch/branches/knhor/wip/mod_conference/mod_conference.c
==============================================================================
--- (empty file)
+++ freeswitch/branches/knhor/wip/mod_conference/mod_conference.c Sun Oct 29 19:59:08 2006
@@ -0,0 +1,3330 @@
+/*
+ * FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ * Copyright (C) 2005/2006, Anthony Minessale II <anthmct at yahoo.com>
+ *
+ * Version: MPL 1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ *
+ * The Initial Developer of the Original Code is
+ * Anthony Minessale II <anthmct at yahoo.com>
+ * Portions created by the Initial Developer are Copyright (C)
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Anthony Minessale II <anthmct at yahoo.com>
+ * Neal Horman <neal at wanlink dot com>
+ *
+ *
+ * mod_conference.c -- Software Conference Bridge
+ *
+ */
+#include <switch.h>
+#define normalize_volume(x) if(x > 4) x = 4; if (x < -4) x = -4;
+static const char modname[] = "mod_conference";
+static const char global_app_name[] = "conference";
+static char *global_cf_name = "conference.conf";
+static switch_api_interface_t conf_api_interface;
+
+/* Size to allocate for audio buffers */
+#define CONF_BUFFER_SIZE 1024 * 128
+#define CONF_EVENT_MAINT "conference::maintenence"
+#define CONF_DEFAULT_LEADIN 20
+
+#define CONF_DBLOCK_SIZE CONF_BUFFER_SIZE
+#define CONF_DBUFFER_SIZE CONF_BUFFER_SIZE
+#define CONF_DBUFFER_MAX 0
+#define CONF_CHAT_PROTO "conf"
+
+typedef enum {
+ FILE_STOP_CURRENT,
+ FILE_STOP_ALL
+} file_stop_t;
+
+/* Global Values */
+static struct {
+ switch_memory_pool_t *conference_pool;
+ switch_mutex_t *conference_mutex;
+ switch_hash_t *conference_hash;
+ switch_mutex_t *id_mutex;
+ switch_mutex_t *hash_mutex;
+ uint32_t id_pool;
+ int32_t running;
+ uint32_t threads;
+} globals;
+
+// forward declaration for conference_obj structure
+struct conference_member;
+typedef struct conference_member conference_member_t;
+
+typedef enum {
+ MFLAG_RUNNING = (1 << 0),
+ MFLAG_CAN_SPEAK = (1 << 1),
+ MFLAG_CAN_HEAR = (1 << 2),
+ MFLAG_KICKED = (1 << 3),
+ MFLAG_ITHREAD = (1 << 4),
+ MFLAG_NOCHANNEL = (1 << 5)
+} member_flag_t;
+
+
+typedef enum {
+ CFLAG_RUNNING = (1 << 0),
+ CFLAG_DYNAMIC = (1 << 1),
+ CFLAG_ENFORCE_MIN = (1 << 2),
+ CFLAG_DESTRUCT = (1 << 3),
+ CFLAG_LOCKED = (1 << 4),
+ CFLAG_ANSWERED = (1 << 5)
+} conf_flag_t;
+
+typedef enum {
+ RFLAG_CAN_SPEAK = (1 << 0),
+ RFLAG_CAN_HEAR = (1 << 1)
+} relation_flag_t;
+
+typedef enum {
+ NODE_TYPE_FILE,
+ NODE_TYPE_SPEECH
+} node_type_t;
+
+struct confernce_file_node {
+ switch_file_handle_t fh;
+ switch_speech_handle_t sh;
+ node_type_t type;
+ uint8_t done;
+ switch_memory_pool_t *pool;
+ uint32_t leadin;
+ struct confernce_file_node *next;
+};
+
+typedef struct confernce_file_node confernce_file_node_t;
+
+/* Conference Object */
+struct conference_obj {
+ char *name;
+ char *timer_name;
+ char *tts_engine;
+ char *tts_voice;
+ char *enter_sound;
+ char *exit_sound;
+ char *alone_sound;
+ char *ack_sound;
+ char *nack_sound;
+ char *muted_sound;
+ char *unmuted_sound;
+ char *locked_sound;
+ char *kicked_sound;
+ char *caller_id_name;
+ char *caller_id_number;
+ char *pin;
+ char *pin_sound;
+ char *bad_pin_sound;
+ char *profile_name;
+ char *domain;
+ uint32_t flags;
+ switch_call_cause_t bridge_hangup_cause;
+ switch_mutex_t *flag_mutex;
+ uint32_t rate;
+ uint32_t interval;
+ switch_mutex_t *mutex;
+ conference_member_t *members;
+ switch_mutex_t *member_mutex;
+ confernce_file_node_t *fnode;
+ switch_memory_pool_t *pool;
+ switch_thread_rwlock_t *rwlock;
+ uint32_t count;
+ int32_t energy_level;
+ uint8_t min;
+};
+typedef struct conference_obj conference_obj_t;
+
+/* Relationship with another member */
+struct conference_relationship {
+ uint32_t id;
+ uint32_t flags;
+ struct conference_relationship *next;
+};
+typedef struct conference_relationship conference_relationship_t;
+
+/* Conference Member Object */
+struct conference_member {
+ uint32_t id;
+ switch_core_session_t *session;
+ conference_obj_t *conference;
+ conference_obj_t *last_conference;
+ switch_memory_pool_t *pool;
+ switch_buffer_t *audio_buffer;
+ switch_buffer_t *mux_buffer;
+ switch_buffer_t *resample_buffer;
+ uint32_t flags;
+ switch_mutex_t *flag_mutex;
+ switch_mutex_t *audio_in_mutex;
+ switch_mutex_t *audio_out_mutex;
+ switch_codec_t read_codec;
+ switch_codec_t write_codec;
+ char *rec_path;
+ uint8_t *frame;
+ uint8_t *mux_frame;
+ uint32_t buflen;
+ uint32_t read;
+ uint32_t len;
+ int32_t energy_level;
+ int32_t volume_in_level;
+ int32_t volume_out_level;
+ uint32_t native_rate;
+ switch_audio_resampler_t *mux_resampler;
+ switch_audio_resampler_t *read_resampler;
+ confernce_file_node_t *fnode;
+ conference_relationship_t *relationships;
+ struct conference_member *next;
+};
+
+/* Record Node */
+struct conference_record {
+ conference_obj_t *conference;
+ char *path;
+ switch_memory_pool_t *pool;
+};
+typedef struct conference_record conference_record_t;
+
+// API command parser
+typedef struct api_command {
+ char *pname;
+ void *pfnapicmd;
+// int (*pfnapicmd)();
+ int fntype;
+ char *psyntax;
+} api_command_t;
+
+/* Function Prototypes */
+static uint32_t next_member_id(void);
+static conference_relationship_t *member_get_relationship(conference_member_t *member, conference_member_t *other_member);
+static conference_member_t *conference_member_get(conference_obj_t *conference, uint32_t id);
+static conference_relationship_t *member_add_relationship(conference_member_t *member, uint32_t id);
+static void member_del_relationship(conference_member_t *member, uint32_t id);
+static switch_status_t conference_add_member(conference_obj_t *conference, conference_member_t *member);
+static void conference_del_member(conference_obj_t *conference, conference_member_t *member);
+static void *SWITCH_THREAD_FUNC conference_thread_run(switch_thread_t *thread, void *obj);
+static void conference_loop(conference_member_t *member);
+static uint32_t conference_stop_file(conference_obj_t *conference, file_stop_t stop);
+static switch_status_t conference_play_file(conference_obj_t *conference, char *file, uint32_t leadin);
+static switch_status_t conference_say(conference_obj_t *conference, char *text, uint32_t leadin);
+static void conference_list(conference_obj_t *conference, switch_stream_handle_t *stream, char *delim);
+static switch_status_t conf_function(char *buf, switch_core_session_t *session, switch_stream_handle_t *stream);
+static switch_status_t audio_bridge_on_ring(switch_core_session_t *session);
+static switch_status_t conference_outcall(conference_obj_t *conference,
+ switch_core_session_t *session,
+ char *bridgeto,
+ uint32_t timeout,
+ char *flags,
+ char *cid_name,
+ char *cid_num);
+static void conference_function(switch_core_session_t *session, char *data);
+static void launch_conference_thread(conference_obj_t *conference);
+static void *SWITCH_THREAD_FUNC input_thread_run(switch_thread_t *thread, void *obj);
+static void launch_input_thread(conference_member_t *member, switch_memory_pool_t *pool);
+static switch_status_t conference_local_play_file(switch_core_session_t *session, char *path, uint32_t leadin, char *buf, switch_size_t len);
+static switch_status_t conference_member_play_file(conference_member_t *member, char *file, uint32_t leadin);
+static switch_status_t conference_member_say(conference_obj_t *conference, conference_member_t *member, char *text, uint32_t leadin);
+static uint32_t conference_member_stop_file(conference_member_t *member, file_stop_t stop);
+static conference_obj_t *conference_new(char *name, switch_xml_t profile, switch_memory_pool_t *pool);
+static void switch_change_sln_volume(int16_t *data, uint32_t samples, int32_t vol);
+static switch_status_t chat_send(char *proto, char *from, char *to, char *subject, char *body, char *hint);
+static void launch_conference_record_thread(conference_obj_t *conference, char *path);
+
+typedef int (*conf_api_member_cmd_t)(conference_obj_t*, conference_member_t*, int, switch_stream_handle_t*, void*);
+static void conference_member_itterator(conference_obj_t *conference,
+ switch_stream_handle_t *stream,
+ conf_api_member_cmd_t pfncallback,
+ void *data);
+
+/* Return a Distinct ID # */
+static uint32_t next_member_id(void)
+{
+ uint32_t id;
+
+ switch_mutex_lock(globals.id_mutex);
+ id = ++globals.id_pool;
+ switch_mutex_unlock(globals.id_mutex);
+
+ return id;
+}
+
+static void switch_change_sln_volume(int16_t *data, uint32_t samples, int32_t vol)
+{
+ int16_t *p = data;
+ uint32_t x = 0;
+ int32_t v = vol * 10;
+ double mult = (((double)abs(v)) / 100) * 2;
+ int32_t b;
+
+ if (v > 0) {
+ mult += (.2 * abs(v));
+ mult = 4;
+ } else {
+ mult -= 1;
+ }
+
+ for (x = 0; x < samples; x++) {
+ b = (int32_t)((double)p[x] * mult);
+ switch_normalize_to_16bit(b);
+ p[x] = (int16_t) b;
+ }
+}
+
+/* if other_member has a relationship with member, produce it */
+static conference_relationship_t *member_get_relationship(conference_member_t *member, conference_member_t *other_member)
+{
+ conference_relationship_t *rel = NULL, *global = NULL;
+
+ switch_mutex_lock(member->flag_mutex);
+ switch_mutex_lock(other_member->flag_mutex);
+
+ if (member->relationships) {
+ for (rel = member->relationships; rel; rel = rel->next) {
+ if (rel->id == other_member->id) {
+ break;
+ }
+
+ /* 0 matches everyone.
+ (We will still test the others brcause a real match carries more clout) */
+
+ if (rel->id == 0) {
+ global = rel;
+ }
+ }
+ }
+
+ switch_mutex_unlock(other_member->flag_mutex);
+ switch_mutex_unlock(member->flag_mutex);
+
+ if (!rel && global) {
+ rel = global;
+ }
+
+ return rel;
+}
+
+static conference_member_t *conference_member_get(conference_obj_t *conference, uint32_t id)
+{
+ conference_member_t *member = NULL;
+
+ for(member = conference->members; member; member = member->next) {
+
+ if (switch_test_flag(member, MFLAG_NOCHANNEL)) {
+ continue;
+ }
+
+ if (member->id == id) {
+ break;
+ }
+ }
+
+ return member;
+}
+
+static int conference_record_stop(conference_obj_t *conference, char *path)
+{
+ conference_member_t *member = NULL;
+ int count = 0;
+
+ for(member = conference->members; member; member = member->next) {
+ if (switch_test_flag(member, MFLAG_NOCHANNEL) && (!path || !strcmp(path, member->rec_path))) {
+ switch_clear_flag_locked(member, MFLAG_RUNNING);
+ count++;
+ }
+ }
+
+ return count;
+}
+
+/* Add a custom relationship to a member */
+static conference_relationship_t *member_add_relationship(conference_member_t *member, uint32_t id)
+{
+ conference_relationship_t *rel = NULL;
+
+ if ((rel = switch_core_alloc(member->pool, sizeof(*rel)))) {
+ rel->id = id;
+
+ switch_mutex_lock(member->flag_mutex);
+ rel->next = member->relationships;
+ member->relationships = rel;
+ switch_mutex_unlock(member->flag_mutex);
+ }
+
+ return rel;
+}
+
+/* Remove a custom relationship from a member */
+static void member_del_relationship(conference_member_t *member, uint32_t id)
+{
+ conference_relationship_t *rel, *last = NULL;
+
+ switch_mutex_lock(member->flag_mutex);
+ for (rel = member->relationships; rel; rel = rel->next) {
+ if (rel->id == id) {
+ /* we just forget about rel here cos it was allocated by the member's pool
+ it will be freed when the member is */
+ if (last) {
+ last->next = rel->next;
+ } else {
+ member->relationships = rel->next;
+ }
+ }
+ last = rel;
+ }
+ switch_mutex_unlock(member->flag_mutex);
+}
+
+/* Gain exclusive access and add the member to the list */
+static switch_status_t conference_add_member(conference_obj_t *conference, conference_member_t *member)
+{
+ switch_event_t *event;
+
+ if (switch_thread_rwlock_tryrdlock(conference->rwlock) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Read Lock Fail\n");
+ return SWITCH_STATUS_FALSE;
+ }
+
+ switch_mutex_lock(conference->mutex);
+ switch_mutex_lock(conference->member_mutex);
+ switch_mutex_lock(member->audio_in_mutex);
+ switch_mutex_lock(member->audio_out_mutex);
+ switch_mutex_lock(member->flag_mutex);
+ member->conference = member->last_conference = conference;
+ member->next = conference->members;
+ member->energy_level = conference->energy_level;
+ conference->members = member;
+
+
+ if (!switch_test_flag(member, MFLAG_NOCHANNEL)) {
+ conference->count++;
+ if (switch_event_create(&event, SWITCH_EVENT_PRESENCE_IN) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "proto", CONF_CHAT_PROTO);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "login", "%s", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "from", "%s@%s", conference->name, conference->domain);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "status", "Active (%d caller%s)", conference->count, conference->count == 1 ? "" : "s");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "event_type", "presence");
+ switch_event_fire(&event);
+ }
+
+
+ if (conference->enter_sound) {
+ conference_play_file(conference, conference->enter_sound, CONF_DEFAULT_LEADIN);
+ }
+
+ if (conference->count == 1 && conference->alone_sound) {
+ conference_play_file(conference, conference->alone_sound, 0);
+ }
+
+ if (conference->min && conference->count >= conference->min) {
+ switch_set_flag(conference, CFLAG_ENFORCE_MIN);
+ }
+
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "add-member");
+ switch_event_fire(&event);
+ }
+ }
+ switch_mutex_unlock(member->flag_mutex);
+ switch_mutex_unlock(member->audio_out_mutex);
+ switch_mutex_unlock(member->audio_in_mutex);
+ switch_mutex_unlock(conference->member_mutex);
+ switch_mutex_unlock(conference->mutex);
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+/* Gain exclusive access and remove the member from the list */
+static void conference_del_member(conference_obj_t *conference, conference_member_t *member)
+{
+ conference_member_t *imember, *last = NULL;
+ switch_event_t *event;
+
+ switch_mutex_lock(conference->mutex);
+ switch_mutex_lock(conference->member_mutex);
+ switch_mutex_lock(member->audio_in_mutex);
+ switch_mutex_lock(member->audio_out_mutex);
+ switch_mutex_lock(member->flag_mutex);
+
+ for (imember = conference->members; imember; imember = imember->next) {
+ if (imember == member ) {
+ if (last) {
+ last->next = imember->next;
+ } else {
+ conference->members = imember->next;
+ }
+ break;
+ }
+ last = imember;
+ }
+
+
+ member->conference = NULL;
+
+ if (!switch_test_flag(member, MFLAG_NOCHANNEL)) {
+ conference->count--;
+ if (switch_event_create(&event, SWITCH_EVENT_PRESENCE_IN) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "proto", CONF_CHAT_PROTO);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "login", "%s", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "from", "%s@%s", conference->name, conference->domain);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "status", "Active (%d caller%s)", conference->count, conference->count == 1 ? "" : "s");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "event_type", "presence");
+ switch_event_fire(&event);
+ }
+
+ if ((conference->min && switch_test_flag(conference, CFLAG_ENFORCE_MIN) && conference->count < conference->min)
+ || (switch_test_flag(conference, CFLAG_DYNAMIC) && conference->count == 0) ) {
+ switch_set_flag(conference, CFLAG_DESTRUCT);
+ } else {
+ if (conference->exit_sound) {
+ conference_play_file(conference, conference->exit_sound, 0);
+ }
+ if (conference->count == 1 && conference->alone_sound) {
+ conference_play_file(conference, conference->alone_sound, 0);
+ }
+ }
+
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "del-member");
+ switch_event_fire(&event);
+ }
+ }
+ switch_mutex_unlock(member->flag_mutex);
+ switch_mutex_unlock(member->audio_out_mutex);
+ switch_mutex_unlock(member->audio_in_mutex);
+ switch_mutex_unlock(conference->member_mutex);
+ switch_mutex_unlock(conference->mutex);
+
+
+ switch_thread_rwlock_unlock(conference->rwlock);
+
+}
+
+/* Main monitor thread (1 per distinct conference room) */
+static void *SWITCH_THREAD_FUNC conference_thread_run(switch_thread_t *thread, void *obj)
+{
+ conference_obj_t *conference = (conference_obj_t *) obj;
+ conference_member_t *imember, *omember;
+ uint32_t divider = 1000 / conference->interval;
+ uint32_t samples = (conference->rate / divider);
+ uint32_t bytes = samples * 2;
+ uint8_t ready = 0;
+ switch_timer_t timer = {0};
+ switch_event_t *event;
+
+ if (switch_core_timer_init(&timer, conference->timer_name, conference->interval, samples, conference->pool) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "setup timer success interval: %u samples: %u\n", conference->interval, samples);
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Timer Setup Failed. Conference Cannot Start\n");
+ return NULL;
+ }
+
+ switch_mutex_lock(globals.hash_mutex);
+ globals.threads++;
+ switch_mutex_unlock(globals.hash_mutex);
+
+ while(globals.running && !switch_test_flag(conference, CFLAG_DESTRUCT)) {
+ uint8_t file_frame[CONF_BUFFER_SIZE] = {0};
+ switch_size_t file_sample_len = samples;
+ switch_size_t file_data_len = samples * 2;
+
+ /* Sync the conference to a single timing source */
+ switch_core_timer_next(&timer);
+
+ switch_mutex_lock(conference->mutex);
+ ready = 0;
+
+ /* Read one frame of audio from each member channel and save it for redistribution */
+ for (imember = conference->members; imember; imember = imember->next) {
+ if (imember->buflen) {
+ memset(imember->frame, 255, imember->buflen);
+ } else {
+ imember->frame = switch_core_alloc(imember->pool, bytes);
+ imember->mux_frame = switch_core_alloc(imember->pool, bytes);
+ imember->buflen = bytes;
+ }
+
+ switch_mutex_lock(imember->audio_in_mutex);
+ /* if there is audio in the resample buffer it takes precedence over the other data */
+ if (imember->mux_resampler && switch_buffer_inuse(imember->resample_buffer) >= bytes) {
+ imember->read = (uint32_t)switch_buffer_read(imember->resample_buffer, imember->frame, bytes);
+ ready++;
+ } else if ((imember->read = (uint32_t)switch_buffer_read(imember->audio_buffer, imember->frame, imember->buflen))) {
+ /* If the caller is not at the right sample rate resample him to suit and buffer accordingly */
+ if (imember->mux_resampler) {
+ int16_t *bptr = (int16_t *) imember->frame;
+ int16_t out[1024];
+ int len = (int) imember->read;
+
+ imember->mux_resampler->from_len = switch_short_to_float(bptr, imember->mux_resampler->from, (int) len / 2);
+ imember->mux_resampler->to_len = switch_resample_process(imember->mux_resampler, imember->mux_resampler->from,
+ imember->mux_resampler->from_len, imember->mux_resampler->to,
+ imember->mux_resampler->to_size, 0);
+ switch_float_to_short(imember->mux_resampler->to, out, len);
+ len = imember->mux_resampler->to_len * 2;
+ switch_buffer_write(imember->resample_buffer, out, len);
+ if (switch_buffer_inuse(imember->resample_buffer) >= bytes) {
+ imember->read = (uint32_t)switch_buffer_read(imember->resample_buffer, imember->frame, bytes);
+ ready++;
+ }
+ } else {
+ ready++; /* Tally of how many channels had data */
+ }
+ }
+ switch_mutex_unlock(imember->audio_in_mutex);
+ }
+
+ /* If a file or speech event is being played */
+ if (conference->fnode) {
+ /* Lead in time */
+ if (conference->fnode->leadin) {
+ conference->fnode->leadin--;
+ } else {
+ ready++;
+ if (conference->fnode->type == NODE_TYPE_SPEECH) {
+ switch_speech_flag_t flags = SWITCH_SPEECH_FLAG_BLOCKING;
+ uint32_t rate = conference->rate;
+
+ if (switch_core_speech_read_tts(&conference->fnode->sh,
+ file_frame,
+ &file_data_len,
+ &rate,
+ &flags) == SWITCH_STATUS_SUCCESS) {
+ file_sample_len = file_data_len / 2;
+ } else {
+ file_sample_len = file_data_len = 0;
+ }
+ } else if (conference->fnode->type == NODE_TYPE_FILE) {
+ switch_core_file_read(&conference->fnode->fh, file_frame, &file_sample_len);
+ }
+
+ if (file_sample_len <= 0) {
+ conference->fnode->done++;
+ }
+ }
+ }
+
+ if (ready) {
+ /* Build a muxed frame for every member that contains the mixed audio of everyone else */
+ for (omember = conference->members; omember; omember = omember->next) {
+ omember->len = bytes;
+ if (conference->fnode) {
+ memcpy(omember->mux_frame, file_frame, file_sample_len * 2);
+ } else {
+ memset(omember->mux_frame, 255, bytes);
+ }
+ for (imember = conference->members; imember; imember = imember->next) {
+
+ if (imember == omember) {
+ /* Don't add audio from yourself */
+ continue;
+ }
+
+ if (imember->read) { /* mux the frame with the collective */
+ uint32_t x;
+ int16_t *bptr, *muxed;
+
+ /* If they are not supposed to talk to us then don't let them */
+ if (omember->relationships) {
+ conference_relationship_t *rel;
+
+ if ((rel = member_get_relationship(omember, imember))) {
+ if (! switch_test_flag(rel, RFLAG_CAN_HEAR)) {
+ continue;
+ }
+ }
+ }
+
+ /* If we are not supposed to hear them then don't let it happen */
+ if (imember->relationships) {
+ conference_relationship_t *rel;
+
+ if ((rel = member_get_relationship(imember, omember))) {
+ if (! switch_test_flag(rel, RFLAG_CAN_SPEAK)) {
+ continue;
+ }
+ }
+ }
+
+ if (imember->read > imember->len) {
+ imember->len = imember->read;
+ }
+
+ bptr = (int16_t *) imember->frame;
+ muxed = (int16_t *) omember->mux_frame;
+
+
+ for (x = 0; x < imember->read / 2; x++) {
+ int32_t z = muxed[x] + bptr[x];
+ switch_normalize_to_16bit(z);
+ muxed[x] = (int16_t)z;
+ }
+
+ ready++;
+ }
+ }
+ }
+
+ /* Go back and write each member his dedicated copy of the audio frame that does not contain his own audio. */
+ for (imember = conference->members; imember; imember = imember->next) {
+ switch_mutex_lock(imember->audio_out_mutex);
+ switch_buffer_write(imember->mux_buffer, imember->mux_frame, imember->len);
+ switch_mutex_unlock(imember->audio_out_mutex);
+ }
+ }
+
+ if (conference->fnode && conference->fnode->done) {
+ confernce_file_node_t *fnode;
+ switch_memory_pool_t *pool;
+
+ if (conference->fnode->type == NODE_TYPE_SPEECH) {
+ switch_speech_flag_t flags = SWITCH_SPEECH_FLAG_TTS;
+ switch_core_speech_close(&conference->fnode->sh, &flags);
+ } else {
+ switch_core_file_close(&conference->fnode->fh);
+ }
+
+ fnode = conference->fnode;
+ conference->fnode = conference->fnode->next;
+
+ pool = fnode->pool;
+ fnode = NULL;
+ switch_core_destroy_memory_pool(&pool);
+
+ }
+
+ switch_mutex_unlock(conference->mutex);
+ } /* Rinse ... Repeat */
+
+ switch_core_timer_destroy(&timer);
+
+ if (switch_test_flag(conference, CFLAG_DESTRUCT)) {
+
+ switch_mutex_lock(conference->mutex);
+
+ for(imember = conference->members; imember; imember = imember->next) {
+ switch_channel_t *channel;
+
+ if (!switch_test_flag(imember, MFLAG_NOCHANNEL)) {
+ channel = switch_core_session_get_channel(imember->session);
+
+ // add this little bit to preserve the bridge cause code in case of an early media call that
+ // never answers
+ if (switch_test_flag(conference, CFLAG_ANSWERED)) {
+ switch_channel_hangup(channel, SWITCH_CAUSE_NORMAL_CLEARING);
+ } else {
+ // put actual cause code from outbound channel hangup here
+ switch_channel_hangup(channel, conference->bridge_hangup_cause);
+ }
+ }
+
+ switch_clear_flag_locked(imember, MFLAG_RUNNING);
+ }
+
+ switch_mutex_unlock(conference->mutex);
+
+ /* Wait till everybody is out */
+ switch_clear_flag_locked(conference, CFLAG_RUNNING);
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Write Lock ON\n");
+ switch_thread_rwlock_wrlock(conference->rwlock);
+ switch_thread_rwlock_unlock(conference->rwlock);
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Write Lock OFF\n");
+
+ switch_mutex_lock(globals.hash_mutex);
+ switch_core_hash_delete(globals.conference_hash, conference->name);
+ switch_mutex_unlock(globals.hash_mutex);
+
+ if (conference->pool) {
+ switch_memory_pool_t *pool = conference->pool;
+ switch_core_destroy_memory_pool(&pool);
+ }
+ }
+
+ if (switch_event_create(&event, SWITCH_EVENT_PRESENCE_IN) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "proto", CONF_CHAT_PROTO);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "login", "%s", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "from", "%s@%s", conference->name, conference->domain);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "status", "Inactive");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "rpid", "idle");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "event_type", "presence");
+
+ switch_event_fire(&event);
+ }
+ switch_mutex_lock(globals.hash_mutex);
+ globals.threads--;
+ switch_mutex_unlock(globals.hash_mutex);
+
+ return NULL;
+}
+
+/* Sub-Routine called by a channel inside a conference */
+static void conference_loop(conference_member_t *member)
+{
+ switch_channel_t *channel;
+ switch_frame_t write_frame = {0};
+ uint8_t data[SWITCH_RECCOMMENDED_BUFFER_SIZE];
+ switch_timer_t timer = {0};
+ uint32_t divider = 1000 / member->conference->interval;
+ uint32_t samples = (member->conference->rate / divider);
+ uint32_t bytes = samples * 2;
+
+ channel = switch_core_session_get_channel(member->session);
+
+ assert(channel != NULL);
+ assert(member->conference != NULL);
+
+ if (switch_core_timer_init(&timer,
+ member->conference->timer_name,
+ member->conference->interval,
+ samples,
+ NULL) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "setup timer %s success interval: %u samples: %u\n",
+ member->conference->timer_name, member->conference->interval, samples);
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Timer Setup Failed. Conference Cannot Start\n");
+ return;
+ }
+
+ write_frame.data = data;
+ write_frame.buflen = sizeof(data);
+ write_frame.codec = &member->write_codec;
+
+ if (switch_test_flag(member->conference, CFLAG_ANSWERED)) {
+ switch_channel_answer(channel);
+ }
+
+ /* Start a thread to read data and feed it into the buffer and use this thread to generate output */
+ launch_input_thread(member, switch_core_session_get_pool(member->session));
+
+ while(switch_test_flag(member, MFLAG_RUNNING) && switch_test_flag(member, MFLAG_ITHREAD) && switch_channel_ready(channel)) {
+ char dtmf[128] = "";
+ uint8_t file_frame[CONF_BUFFER_SIZE] = {0};
+ switch_size_t file_data_len = samples * 2;
+ switch_size_t file_sample_len = samples;
+ char *digit;
+ char msg[512];
+ switch_event_t *event;
+
+ if (switch_core_session_dequeue_event(member->session, &event) == SWITCH_STATUS_SUCCESS) {
+ char *p;
+ char *from = switch_event_get_header(event, "from");
+ char *to = switch_event_get_header(event, "to");
+ char *proto = switch_event_get_header(event, "proto");
+ char *subject = switch_event_get_header(event, "subject");
+ char *body = switch_event_get_body(event);
+ if ((p = strchr(to, '+'))) {
+ to = ++p;
+ }
+ chat_send(proto, from, to, subject, body, "");
+ switch_event_destroy(&event);
+ }
+
+ if (switch_channel_test_flag(channel, CF_OUTBOUND)) {
+ // test to see if outbound channel has answered
+ if (switch_channel_test_flag(channel, CF_ANSWERED) && !switch_test_flag(member->conference, CFLAG_ANSWERED)) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Outbound conference channel answered, setting CFLAG_ANSWERED");
+ switch_set_flag(member->conference, CFLAG_ANSWERED);
+ }
+ } else {
+ if (switch_test_flag(member->conference, CFLAG_ANSWERED) && !switch_channel_test_flag(channel, CF_ANSWERED)) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "CLFAG_ANSWERED set, answering inbound channel\n");
+ switch_channel_answer(channel);
+ }
+ }
+
+ if (switch_channel_has_dtmf(channel)) {
+ switch_channel_dequeue_dtmf(channel, dtmf, sizeof(dtmf));
+
+ for (digit = dtmf; *digit; digit++) {
+ switch(*digit) {
+ case '0':
+ if (switch_test_flag(member, MFLAG_CAN_SPEAK)) {
+ switch_clear_flag_locked(member, MFLAG_CAN_SPEAK | MFLAG_CAN_HEAR);
+ if (member->conference->muted_sound) {
+ conference_member_play_file(member, member->conference->muted_sound, 0);
+ } else {
+ snprintf(msg, sizeof(msg), "Muted");
+ conference_member_say(member->conference, member, msg, 0);
+ }
+ } else {
+ switch_set_flag_locked(member, MFLAG_CAN_SPEAK);
+ if (member->conference->unmuted_sound) {
+ conference_member_play_file(member, member->conference->unmuted_sound, 0);
+ } else {
+ snprintf(msg, sizeof(msg), "Un-Muted");
+ conference_member_say(member->conference, member, msg, 0);
+ }
+ }
+ break;
+ case '*':
+ if (switch_test_flag(member, MFLAG_CAN_SPEAK)) {
+ switch_clear_flag_locked(member, MFLAG_CAN_SPEAK|MFLAG_CAN_HEAR);
+ if (member->conference->muted_sound) {
+ conference_member_play_file(member, member->conference->muted_sound, 0);
+ } else {
+ snprintf(msg, sizeof(msg), "Muted");
+ conference_member_say(member->conference, member, msg, 0);
+ }
+ } else {
+ switch_set_flag_locked(member, MFLAG_CAN_SPEAK|MFLAG_CAN_HEAR);
+ if (member->conference->unmuted_sound) {
+ conference_member_play_file(member, member->conference->unmuted_sound, 0);
+ } else {
+ snprintf(msg, sizeof(msg), "UN-Muted");
+ conference_member_say(member->conference, member, msg, 0);
+ }
+ }
+ break;
+ case '9':
+ switch_mutex_lock(member->flag_mutex);
+ member->energy_level += 100;
+ if (member->energy_level > 1200) {
+ member->energy_level = 1200;
+ }
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Energy level %d", member->energy_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '8':
+ switch_mutex_lock(member->flag_mutex);
+ member->energy_level = member->conference->energy_level;
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Energy level %d", member->energy_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '7':
+ switch_mutex_lock(member->flag_mutex);
+ member->energy_level -= 100;
+ if (member->energy_level < 0) {
+ member->energy_level = 0;
+ }
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Energy level %d", member->energy_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '3':
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_out_level++;
+ normalize_volume(member->volume_out_level);
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Volume level %d", member->volume_out_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '2':
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_out_level = 0;
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Volume level %d", member->volume_out_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '1':
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_out_level--;
+ normalize_volume(member->volume_out_level);
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Volume level %d", member->volume_out_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '6':
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_in_level++;
+ normalize_volume(member->volume_in_level);
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Gain level %d", member->volume_in_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '5':
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_in_level = 0;
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Gain level %d", member->volume_in_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '4':
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_in_level--;
+ normalize_volume(member->volume_in_level);
+ switch_mutex_unlock(member->flag_mutex);
+ snprintf(msg, sizeof(msg), "Gain level %d", member->volume_in_level);
+ conference_member_say(member->conference, member, msg, 0);
+ break;
+ case '#':
+ switch_clear_flag_locked(member, MFLAG_RUNNING);
+ break;
+ default:
+ break;
+ }
+ }
+ }
+
+ if (member->fnode) {
+ if (member->fnode->done) {
+ confernce_file_node_t *fnode;
+ switch_memory_pool_t *pool;
+
+ if (member->fnode->type == NODE_TYPE_SPEECH) {
+ switch_speech_flag_t flags = SWITCH_SPEECH_FLAG_TTS;
+ switch_core_speech_close(&member->fnode->sh, &flags);
+ } else {
+ switch_core_file_close(&member->fnode->fh);
+ }
+
+ switch_mutex_lock(member->flag_mutex);
+ fnode = member->fnode;
+ member->fnode = member->fnode->next;
+ switch_mutex_unlock(member->flag_mutex);
+
+ pool = fnode->pool;
+ fnode = NULL;
+ switch_core_destroy_memory_pool(&pool);
+
+ } else {
+ if (member->fnode->leadin) {
+ member->fnode->leadin--;
+ } else {
+ if (member->fnode->type == NODE_TYPE_SPEECH) {
+ switch_speech_flag_t flags = SWITCH_SPEECH_FLAG_BLOCKING;
+ uint32_t rate = member->conference->rate;
+
+ if (switch_core_speech_read_tts(&member->fnode->sh,
+ file_frame,
+ &file_data_len,
+ &rate,
+ &flags) == SWITCH_STATUS_SUCCESS) {
+ file_sample_len = file_data_len / 2;
+ } else {
+ file_sample_len = file_data_len = 0;
+ }
+ } else if (member->fnode->type == NODE_TYPE_FILE) {
+ switch_core_file_read(&member->fnode->fh, file_frame, &file_sample_len);
+ file_data_len = file_sample_len * 2;
+ }
+
+ if (file_sample_len <= 0) {
+ member->fnode->done++;
+ } else { /* there is file node data to deliver */
+ write_frame.data = file_frame;
+ write_frame.datalen = (uint32_t)file_data_len;
+ write_frame.samples = (uint32_t)file_sample_len;
+ /* Check for output volume adjustments */
+ if (member->volume_out_level) {
+ switch_change_sln_volume(write_frame.data, write_frame.samples, member->volume_out_level);
+ }
+ switch_core_session_write_frame(member->session, &write_frame, -1, 0);
+
+ /* forget the conference data we played file node data instead */
+ switch_mutex_lock(member->audio_out_mutex);
+ switch_buffer_zero(member->mux_buffer);
+ switch_mutex_unlock(member->audio_out_mutex);
+ }
+ switch_core_timer_next(&timer);
+ }
+ }
+ } else {
+ switch_buffer_t *use_buffer = NULL;
+ uint32_t mux_used = (uint32_t)switch_buffer_inuse(member->mux_buffer);
+ //uint32_t res_used = member->mux_resampler ? switch_buffer_inuse(member->resample_buffer) : 0;
+
+ if (mux_used) {
+ /* Flush the output buffer and write all the data (presumably muxed) back to the channel */
+ switch_mutex_lock(member->audio_out_mutex);
+ write_frame.data = data;
+ use_buffer = member->mux_buffer;
+
+ while ((write_frame.datalen = (uint32_t)switch_buffer_read(use_buffer, write_frame.data, bytes))) {
+ if (write_frame.datalen && switch_test_flag(member, MFLAG_CAN_HEAR)) {
+ write_frame.samples = write_frame.datalen / 2;
+
+ /* Check for output volume adjustments */
+ if (member->volume_out_level) {
+ switch_change_sln_volume(write_frame.data, write_frame.samples, member->volume_out_level);
+ }
+
+ switch_core_session_write_frame(member->session, &write_frame, -1, 0);
+ }
+ }
+
+ switch_mutex_unlock(member->audio_out_mutex);
+ } else {
+ switch_core_timer_next(&timer);
+ }
+ }
+ } /* Rinse ... Repeat */
+
+ switch_clear_flag_locked(member, MFLAG_RUNNING);
+ switch_core_timer_destroy(&timer);
+
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Channel leaving conference, cause: %s\n",
+ switch_channel_cause2str(switch_channel_get_cause(channel)));
+
+ // if it's an outbound channel, store the release cause in the conference struct, we might need it
+ if (switch_channel_test_flag(channel, CF_OUTBOUND)) {
+ member->conference->bridge_hangup_cause = switch_channel_get_cause(channel);
+ }
+
+ /* Wait for the input thead to end */
+ while(switch_test_flag(member, MFLAG_ITHREAD)) {
+ switch_yield(1000);
+ }
+}
+
+/* Sub-Routine called by a record entity inside a conference */
+static void *SWITCH_THREAD_FUNC conference_record_thread_run(switch_thread_t *thread, void *obj)
+{
+ switch_frame_t write_frame = {0};
+ uint8_t data[SWITCH_RECCOMMENDED_BUFFER_SIZE];
+ switch_file_handle_t fh = {0};
+ conference_member_t smember = {0}, *member;
+ conference_record_t *rec = (conference_record_t *) obj;
+ uint32_t divider = 1000 / rec->conference->interval;
+ uint32_t samples = (rec->conference->rate / divider);
+ uint32_t bytes = samples * 2;
+ uint32_t mux_used;
+ char *vval;
+
+ switch_mutex_lock(globals.hash_mutex);
+ globals.threads++;
+ switch_mutex_unlock(globals.hash_mutex);
+
+ member = &smember;
+
+ member->flags = MFLAG_CAN_HEAR | MFLAG_NOCHANNEL | MFLAG_RUNNING;
+
+ write_frame.data = data;
+ write_frame.buflen = sizeof(data);
+ assert(rec->conference != NULL);
+
+ member->conference = rec->conference;
+ member->native_rate = rec->conference->rate;
+ member->rec_path = rec->path;
+ fh.channels = 1;
+ fh.samplerate = rec->conference->rate;
+ member->id = next_member_id();
+ member->pool = rec->pool;
+
+ switch_mutex_init(&member->flag_mutex, SWITCH_MUTEX_NESTED, rec->pool);
+ switch_mutex_init(&member->audio_in_mutex, SWITCH_MUTEX_NESTED, rec->pool);
+ switch_mutex_init(&member->audio_out_mutex, SWITCH_MUTEX_NESTED, rec->pool);
+
+ /* Setup an audio buffer for the incoming audio */
+ if (switch_buffer_create_dynamic(&member->audio_buffer, CONF_DBLOCK_SIZE, CONF_DBUFFER_SIZE, 0) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error Creating Audio Buffer!\n");
+ goto end;
+ }
+
+ /* Setup an audio buffer for the outgoing audio */
+ if (switch_buffer_create_dynamic(&member->mux_buffer, CONF_DBLOCK_SIZE, CONF_DBUFFER_SIZE, 0) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error Creating Audio Buffer!\n");
+ goto end;
+ }
+
+ if (conference_add_member(rec->conference, member) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error Joining Conference\n");
+ goto end;
+ }
+
+ if (switch_core_file_open(&fh,
+ rec->path,
+ SWITCH_FILE_FLAG_WRITE | SWITCH_FILE_DATA_SHORT,
+ rec->pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error Opening File [%s]\n", rec->path);
+ goto end;
+ }
+
+ if ((vval = switch_mprintf("Conference %s", rec->conference->name))) {
+ switch_core_file_set_string(&fh, SWITCH_AUDIO_COL_STR_TITLE, vval);
+ switch_safe_free(vval);
+ }
+
+ while(switch_test_flag(member, MFLAG_RUNNING) && switch_test_flag(rec->conference, CFLAG_RUNNING) && rec->conference->count) {
+ if ((mux_used = (uint32_t) switch_buffer_inuse(member->mux_buffer)) >= bytes) {
+ /* Flush the output buffer and write all the data (presumably muxed) to the file */
+ switch_mutex_lock(member->audio_out_mutex);
+ write_frame.data = data;
+ while ((write_frame.datalen = (uint32_t)switch_buffer_read(member->mux_buffer, write_frame.data, mux_used))) {
+ if (!switch_test_flag((&fh), SWITCH_FILE_PAUSE)) {
+ switch_size_t len = (switch_size_t) mux_used / 2;
+ switch_core_file_write(&fh, write_frame.data, &len);
+ }
+ }
+ switch_mutex_unlock(member->audio_out_mutex);
+ } else {
+ switch_yield(20000);
+ }
+ } /* Rinse ... Repeat */
+
+ conference_del_member(rec->conference, member);
+ switch_buffer_destroy(&member->audio_buffer);
+ switch_buffer_destroy(&member->mux_buffer);
+ switch_clear_flag_locked(member, MFLAG_RUNNING);
+ switch_core_file_close(&fh);
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Recording Stopped\n");
+
+end:
+
+ if (rec->pool) {
+ switch_memory_pool_t *pool = rec->pool;
+ rec = NULL;
+ switch_core_destroy_memory_pool(&pool);
+ }
+
+ switch_mutex_lock(globals.hash_mutex);
+ globals.threads--;
+ switch_mutex_unlock(globals.hash_mutex);
+
+ return NULL;
+}
+
+/* Make files stop playing in a conference either the current one or all of them */
+static uint32_t conference_stop_file(conference_obj_t *conference, file_stop_t stop)
+{
+ confernce_file_node_t *nptr;
+ uint32_t count = 0;
+
+ switch_mutex_lock(conference->mutex);
+
+ if (stop == FILE_STOP_ALL) {
+ for (nptr = conference->fnode; nptr; nptr = nptr->next) {
+ nptr->done++;
+ count++;
+ }
+ } else {
+ if (conference->fnode) {
+ conference->fnode->done++;
+ count++;
+ }
+ }
+
+ switch_mutex_unlock(conference->mutex);
+
+ return count;
+}
+
+static uint32_t conference_member_stop_file(conference_member_t *member, file_stop_t stop)
+{
+ confernce_file_node_t *nptr;
+ uint32_t count = 0;
+
+ switch_mutex_lock(member->flag_mutex);
+
+ if (stop == FILE_STOP_ALL) {
+ for (nptr = member->fnode; nptr; nptr = nptr->next) {
+ nptr->done++;
+ count++;
+ }
+ } else {
+ if (member->fnode) {
+ member->fnode->done++;
+ count++;
+ }
+ }
+
+ switch_mutex_unlock(member->flag_mutex);
+
+ return count;
+}
+
+/* Play a file in the conference rooom */
+static switch_status_t conference_play_file(conference_obj_t *conference, char *file, uint32_t leadin)
+{
+ confernce_file_node_t *fnode, *nptr;
+ switch_memory_pool_t *pool;
+ uint32_t count;
+
+ switch_mutex_lock(conference->mutex);
+ switch_mutex_lock(conference->member_mutex);
+ count = conference->count;
+ switch_mutex_unlock(conference->member_mutex);
+ switch_mutex_unlock(conference->mutex);
+
+ if (!count) {
+ return SWITCH_STATUS_FALSE;
+ }
+
+#ifdef WIN32
+ if (*(file +1) != ':' && *file != '/') {
+#else
+ if (*file != '/') {
+#endif
+ return conference_say(conference, file, leadin);
+ }
+
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ /* Create a node object*/
+ if (!(fnode = switch_core_alloc(pool, sizeof(*fnode)))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Alloc Failure\n");
+ switch_core_destroy_memory_pool(&pool);
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ fnode->type = NODE_TYPE_FILE;
+ fnode->leadin = leadin;
+
+ /* Open the file */
+ if (switch_core_file_open(&fnode->fh,
+ file,
+ SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT,
+ pool) != SWITCH_STATUS_SUCCESS) {
+ switch_core_destroy_memory_pool(&pool);
+ return SWITCH_STATUS_NOTFOUND;
+ }
+
+ fnode->pool = pool;
+
+ /* Queue the node */
+ switch_mutex_lock(conference->mutex);
+ for (nptr = conference->fnode; nptr && nptr->next; nptr = nptr->next);
+
+ if (nptr) {
+ nptr->next = fnode;
+ } else {
+ conference->fnode = fnode;
+ }
+ switch_mutex_unlock(conference->mutex);
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+/* Play a file in the conference rooom to a member */
+static switch_status_t conference_member_play_file(conference_member_t *member, char *file, uint32_t leadin)
+{
+ confernce_file_node_t *fnode, *nptr;
+ switch_memory_pool_t *pool;
+
+ if (*file != '/') {
+ return conference_member_say(member->conference, member, file, leadin);
+ }
+
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ /* Create a node object*/
+ if (!(fnode = switch_core_alloc(pool, sizeof(*fnode)))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Alloc Failure\n");
+ switch_core_destroy_memory_pool(&pool);
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ fnode->type = NODE_TYPE_FILE;
+ fnode->leadin = leadin;
+
+ /* Open the file */
+ if (switch_core_file_open(&fnode->fh,
+ file,
+ SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT,
+ pool) != SWITCH_STATUS_SUCCESS) {
+ switch_core_destroy_memory_pool(&pool);
+ return SWITCH_STATUS_NOTFOUND;
+ }
+
+ fnode->pool = pool;
+
+ /* Queue the node */
+ switch_mutex_lock(member->flag_mutex);
+ for (nptr = member->fnode; nptr && nptr->next; nptr = nptr->next);
+
+ if (nptr) {
+ nptr->next = fnode;
+ } else {
+ member->fnode = fnode;
+ }
+ switch_mutex_unlock(member->flag_mutex);
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+/* Say some thing with TTS in the conference rooom */
+static switch_status_t conference_member_say(conference_obj_t *conference, conference_member_t *member, char *text, uint32_t leadin)
+{
+ confernce_file_node_t *fnode, *nptr;
+ switch_memory_pool_t *pool;
+ switch_speech_flag_t flags = SWITCH_SPEECH_FLAG_TTS;
+
+ if (!(conference->tts_engine && conference->tts_voice)) {
+ return SWITCH_STATUS_SUCCESS;
+ }
+
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ /* Create a node object*/
+ if (!(fnode = switch_core_alloc(pool, sizeof(*fnode)))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Alloc Failure\n");
+ switch_core_destroy_memory_pool(&pool);
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ fnode->type = NODE_TYPE_SPEECH;
+ fnode->leadin = leadin;
+
+ memset(&fnode->sh, 0, sizeof(fnode->sh));
+ if (switch_core_speech_open(&fnode->sh,
+ conference->tts_engine,
+ conference->tts_voice,
+ conference->rate,
+ &flags,
+ conference->pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid TTS module [%s]!\n", conference->tts_engine);
+ return SWITCH_STATUS_FALSE;
+ }
+
+
+ fnode->pool = pool;
+
+ /* Queue the node */
+ switch_mutex_lock(member->flag_mutex);
+ for (nptr = member->fnode; nptr && nptr->next; nptr = nptr->next);
+
+ if (nptr) {
+ nptr->next = fnode;
+ } else {
+ member->fnode = fnode;
+ }
+ switch_mutex_unlock(member->flag_mutex);
+
+ /* Begin Generation */
+ switch_sleep(200000);
+ switch_core_speech_feed_tts(&fnode->sh, text, &flags);
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+/* Say some thing with TTS in the conference rooom */
+static switch_status_t conference_say(conference_obj_t *conference, char *text, uint32_t leadin)
+{
+ confernce_file_node_t *fnode, *nptr;
+ switch_memory_pool_t *pool;
+ switch_speech_flag_t flags = SWITCH_SPEECH_FLAG_TTS;
+ uint32_t count;
+
+ switch_mutex_lock(conference->mutex);
+ switch_mutex_lock(conference->member_mutex);
+ count = conference->count;
+ if (!(conference->tts_engine && conference->tts_voice)) {
+ count = 0;
+ }
+ switch_mutex_unlock(conference->member_mutex);
+ switch_mutex_unlock(conference->mutex);
+
+ if (!count) {
+ return SWITCH_STATUS_FALSE;
+ }
+
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ /* Create a node object*/
+ if (!(fnode = switch_core_alloc(pool, sizeof(*fnode)))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Alloc Failure\n");
+ switch_core_destroy_memory_pool(&pool);
+ return SWITCH_STATUS_MEMERR;
+ }
+
+ fnode->type = NODE_TYPE_SPEECH;
+ fnode->leadin = leadin;
+
+ memset(&fnode->sh, 0, sizeof(fnode->sh));
+ if (switch_core_speech_open(&fnode->sh,
+ conference->tts_engine,
+ conference->tts_voice,
+ conference->rate,
+ &flags,
+ conference->pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid TTS module [%s]!\n", conference->tts_engine);
+ return SWITCH_STATUS_FALSE;
+ }
+
+ fnode->pool = pool;
+
+ /* Queue the node */
+ switch_mutex_lock(conference->mutex);
+ for (nptr = conference->fnode; nptr && nptr->next; nptr = nptr->next);
+
+ if (nptr) {
+ nptr->next = fnode;
+ } else {
+ conference->fnode = fnode;
+ }
+ switch_mutex_unlock(conference->mutex);
+
+ /* Begin Generation */
+ switch_sleep(200000);
+ switch_core_speech_feed_tts(&fnode->sh, text, &flags);
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+static void conference_member_itterator(conference_obj_t *conference, switch_stream_handle_t *stream, int (*pfncallback)(conference_obj_t*, conference_member_t*, int, switch_stream_handle_t*, void*), void *data)
+{
+ conference_member_t *member = NULL;
+
+ if(conference != NULL && stream != NULL && pfncallback != NULL) {
+ switch_mutex_lock(conference->member_mutex);
+
+ for (member = conference->members; member; member = member->next) {
+ pfncallback(conference,member,member->id,stream,data);
+ }
+ switch_mutex_unlock(conference->member_mutex);
+ }
+}
+
+static void conference_list(conference_obj_t *conference, switch_stream_handle_t *stream, char *delim)
+{
+ conference_member_t *member = NULL;
+
+ switch_mutex_lock(conference->member_mutex);
+
+ for (member = conference->members; member; member = member->next) {
+ switch_channel_t *channel;
+ switch_caller_profile_t *profile;
+ char *uuid;
+ char *name;
+ uint32_t count = 0;
+
+ if (switch_test_flag(member, MFLAG_NOCHANNEL)) {
+ continue;
+ }
+
+ uuid = switch_core_session_get_uuid(member->session);
+ channel = switch_core_session_get_channel(member->session);
+ profile = switch_channel_get_caller_profile(channel);
+ name = switch_channel_get_name(channel);
+
+
+ stream->write_function(stream, "%u%s%s%s%s%s%s%s%s%s",
+ member->id,delim,
+ name,delim,
+ uuid,delim,
+ profile->caller_id_name,delim,
+ profile->caller_id_number, delim);
+
+ if (switch_test_flag(member, MFLAG_CAN_HEAR)) {
+ stream->write_function(stream, "hear");
+ count++;
+ }
+
+ if (switch_test_flag(member, MFLAG_CAN_SPEAK)) {
+ stream->write_function(stream, "%s%s", count ? "|" : "", "speak");
+ count++;
+ }
+
+ stream->write_function(stream, "\n");
+ }
+ switch_mutex_unlock(conference->member_mutex);
+}
+
+static void conference_list_pretty(conference_obj_t *conference, switch_stream_handle_t *stream)
+{
+ conference_member_t *member = NULL;
+
+ switch_mutex_lock(conference->member_mutex);
+ stream->write_function(stream, "<pre>Current Callers:\n");
+
+ for (member = conference->members; member; member = member->next) {
+ switch_channel_t *channel;
+ switch_caller_profile_t *profile;
+
+ if (switch_test_flag(member, MFLAG_NOCHANNEL)) {
+ continue;
+ }
+ channel = switch_core_session_get_channel(member->session);
+ profile = switch_channel_get_caller_profile(channel);
+
+
+ stream->write_function(stream, "*) %s (%s)\n",
+ profile->caller_id_name,
+ profile->caller_id_number
+ );
+
+ }
+ switch_mutex_unlock(conference->member_mutex);
+}
+
+static int conference_function_api_mute(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ switch_clear_flag_locked(member, MFLAG_CAN_SPEAK);
+ if (member->conference->muted_sound) {
+ conference_member_play_file(member, member->conference->muted_sound, 0);
+ }
+ stream->write_function(stream, "OK mute %u\n", id);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "mute-member");
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_unmute(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ switch_set_flag_locked(member, MFLAG_CAN_SPEAK);
+ stream->write_function(stream, "OK unmute %u\n", id);
+ if (member->conference->unmuted_sound) {
+ conference_member_play_file(member, member->conference->unmuted_sound, 0);
+ }
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "unmute-member");
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_deaf(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ switch_clear_flag_locked(member, MFLAG_CAN_HEAR);
+ stream->write_function(stream, "OK deaf %u\n", id);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "deaf-member");
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_undeaf(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ switch_set_flag_locked(member, MFLAG_CAN_HEAR);
+ stream->write_function(stream, "OK undeaf %u\n", id);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "undeaf-member");
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_kick(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ switch_mutex_lock(member->flag_mutex);
+ switch_clear_flag(member, MFLAG_RUNNING);
+ switch_set_flag(member, MFLAG_KICKED);
+ switch_mutex_unlock(member->flag_mutex);
+
+ stream->write_function(stream, "OK kicked %u\n", id);
+
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "kick-member");
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_energy(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ if (data) {
+ switch_mutex_lock(member->flag_mutex);
+ member->energy_level = atoi((char *)data);
+ switch_mutex_unlock(member->flag_mutex);
+ }
+
+ stream->write_function(stream, "Energy %u=%d\n", id, member->energy_level);
+
+ if (data) {
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "energy-level-member");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Energy-Level", "%d", member->energy_level);
+
+ switch_event_fire(&event);
+ }
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_volume_in(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ if (data) {
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_in_level = atoi((char *)data);
+ normalize_volume(member->volume_in_level);
+ switch_mutex_unlock(member->flag_mutex);
+ }
+
+ stream->write_function(stream, "Volume IN %u=%d\n", id, member->volume_in_level);
+ if (data) {
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "volume-in-member");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Volume-Level", "%u", member->volume_in_level);
+
+ switch_event_fire(&event);
+ }
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+
+static int conference_function_api_volume_out(conference_obj_t *conference, conference_member_t *member, int id, switch_stream_handle_t *stream, void *data)
+{
+ int err = 0;
+
+ if (member != NULL || (member = conference_member_get(conference, id))) {
+ switch_event_t *event;
+
+ if (data) {
+ switch_mutex_lock(member->flag_mutex);
+ member->volume_out_level = atoi((char *)data);
+ normalize_volume(member->volume_out_level);
+ switch_mutex_unlock(member->flag_mutex);
+ }
+
+ stream->write_function(stream, "Volume OUT %u=%d\n", id, member->volume_out_level);
+
+ if (data) {
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_t *channel = switch_core_session_get_channel(member->session);
+ switch_channel_event_set_data(channel, event);
+
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "volume-out-member");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Volume-Level", "%u", member->volume_out_level);
+
+ switch_event_fire(&event);
+ }
+ }
+ } else {
+ stream->write_function(stream, "Non-Existant ID %u\n", id);
+ err = 1;
+ }
+
+ return err;
+}
+static void conference_function_api_list(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+// switch_event_t *event;
+
+}
+static void conference_function_api_play(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ switch_event_t *event;
+
+ if (argc == 3) {
+ if (conference_play_file(conference, argv[2], 0) == SWITCH_STATUS_SUCCESS) {
+ stream->write_function(stream, "(play) Playing file %s\n", argv[2]);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "play-file");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "File", argv[2]);
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "(play) File: %s not found.\n", argv[2] ? argv[2] : "(unspecified)");
+ }
+ } else if (argc == 4) {
+ uint32_t id = atoi(argv[3]);
+ conference_member_t *member;
+
+ if ((member = conference_member_get(conference, id))) {
+ if (conference_member_play_file(member, argv[2], 0) == SWITCH_STATUS_SUCCESS) {
+ stream->write_function(stream, "(play) Playing file %s to member %u\n", argv[2], id);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "play-file-member");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "File", argv[2]);
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "(play) File: %s not found.\n", argv[2] ? argv[2] : "(unspecified)");
+ }
+ } else {
+ stream->write_function(stream, "Member: %u not found.\n", id);
+ }
+ }
+}
+
+static void conference_function_api_say(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ /*
+ switch_event_t *event;
+ char *tbuf = NULL;
+ char *text;
+
+ if (argc > 2 && (tbuf = strdup(buf))) {
+ if ((text = strstr(tbuf, "say"))) {
+ text += 4;
+ while(*text == ' ') {
+ text++;
+ }
+ if (!switch_strlen_zero(text) && conference_say(conference, text, 0) == SWITCH_STATUS_SUCCESS) {
+ stream->write_function(stream, "(say) OK\n");
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "speak-text");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Text", text);
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "(say) Error!");
+ }
+ }
+ free(tbuf);
+ } else {
+ stream->write_function(stream, "(say) Error! No text.");
+ }
+ */
+}
+
+static void conference_function_api_saymember(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ /*
+ switch_event_t *event;
+ char *tbuf = NULL, *text, *name;
+ uint32_t id;
+ conference_member_t *member;
+
+ if (argc > 3) {
+ id = atoi(argv[3]);
+ } else {
+ stream->write_function(stream, "(saymember) Syntax Error!");
+ goto done;
+ }
+
+ if ((tbuf = strdup(buf))) {
+ if ((name = strstr(tbuf, "saymember "))) {
+ name += 10;
+
+ if (*name) {
+ text = strchr(name, ' ');
+ id = atoi(name);
+ } else {
+ stream->write_function(stream, "(saymember) Syntax Error!");
+ goto done;
+ }
+
+ if ((member = conference_member_get(conference, id))) {
+ if (text && conference_member_say(conference, member, text, 0) == SWITCH_STATUS_SUCCESS) {
+ stream->write_function(stream, "(saymember) OK\n");
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "speak-text-member");
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Text", text);
+ switch_event_fire(&event);
+ }
+ } else {
+ stream->write_function(stream, "(saymember) Error!");
+ }
+ } else {
+ stream->write_function(stream, "(saymember) Unknown Member %u!", id);
+ }
+ } else {
+ stream->write_function(stream, "(saymember) Syntax Error!");
+ }
+
+ free(tbuf);
+ }
+ */
+}
+
+static void conference_function_api_stop(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ /*
+ switch_event_t *event;
+ uint8_t current = 0, all = 0;
+
+ if (argc > 2) {
+ current = strcasecmp(argv[2], "current") ? 0 : 1;
+ all = strcasecmp(argv[2], "all") ? 0 : 1;
+ }
+
+ if (current || all) {
+ if (argc == 4) {
+ uint32_t id = atoi(argv[3]);
+ conference_member_t *member;
+ if ((member = conference_member_get(conference, id))) {
+ uint32_t stopped = conference_member_stop_file(member, current ? FILE_STOP_CURRENT : FILE_STOP_ALL);
+ stream->write_function(stream, "Stopped %u files.\n", stopped);
+ } else {
+ stream->write_function(stream, "Member: %u not found.\n", id);
+ }
+ } else {
+ uint32_t stopped = conference_stop_file(conference, current ? FILE_STOP_CURRENT : FILE_STOP_ALL);
+ stream->write_function(stream, "Stopped %u files.\n", stopped);
+ }
+ } else {
+ stream->write_function(stream, "Usage stop [current/all]\n");
+ }
+ */
+}
+
+static void conference_function_api_relate(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ /*
+ switch_event_t *event;
+
+ char *relate_usage = "Usage relate <id> <id> [nospeak|nohear|clear]\n";
+ if (argc > 4) {
+ uint8_t nospeak = 0, nohear = 0, clear = 0;
+ nospeak = strstr(argv[4], "nospeak") ? 1 : 0;
+ nohear = strstr(argv[4], "nohear") ? 1 : 0;
+
+ if (!strcasecmp(argv[4], "clear")) {
+ clear = 1;
+ }
+
+ if (!(clear || nospeak || nohear)) {
+ stream->write_function(stream, relate_usage);
+ goto done;
+ }
+
+ if (clear) {
+ conference_member_t *member = NULL;
+ uint32_t id = atoi(argv[2]);
+ uint32_t oid = atoi(argv[3]);
+
+ switch_mutex_lock(conference->mutex);
+ switch_mutex_lock(conference->member_mutex);
+ if ((member = conference_member_get(conference, id))) {
+ member_del_relationship(member, oid);
+ stream->write_function(stream, "relationship %u->%u cleared.", id, oid);
+ } else {
+ stream->write_function(stream, "relationship %u->%u not found", id, oid);
+ }
+ switch_mutex_unlock(conference->member_mutex);
+ switch_mutex_unlock(conference->mutex);
+ } else if (nospeak || nohear) {
+ conference_member_t *member = NULL, *other_member = NULL;
+ uint32_t id = atoi(argv[2]);
+ uint32_t oid = atoi(argv[3]);
+
+ switch_mutex_lock(conference->mutex);
+ switch_mutex_lock(conference->member_mutex);
+ if ((member = conference_member_get(conference, id)) && (other_member = conference_member_get(conference, oid))) {
+ conference_relationship_t *rel = NULL;
+ if ((rel = member_get_relationship(member, other_member))) {
+ rel->flags = 0;
+ } else {
+ rel = member_add_relationship(member, oid);
+ }
+
+ if (rel) {
+ switch_set_flag(rel, RFLAG_CAN_SPEAK | RFLAG_CAN_HEAR);
+ if (nospeak) {
+ switch_clear_flag(rel, RFLAG_CAN_SPEAK);
+ }
+ if (nohear) {
+ switch_clear_flag(rel, RFLAG_CAN_HEAR);
+ }
+ stream->write_function(stream, "ok %u->%u set\n", id, oid);
+ } else {
+ stream->write_function(stream, "error!\n");
+ }
+
+ } else {
+ stream->write_function(stream, "relationship %u->%u not found", id, oid);
+ }
+ switch_mutex_unlock(conference->member_mutex);
+ switch_mutex_unlock(conference->mutex);
+ }
+
+
+ } else {
+ stream->write_function(stream, relate_usage);
+ }
+ */
+}
+
+static void conference_function_api_lock(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ switch_event_t *event;
+
+ switch_set_flag_locked(conference, CFLAG_LOCKED);
+ stream->write_function(stream, "OK %s locked\n", argv[0]);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "lock");
+ switch_event_fire(&event);
+ }
+}
+
+static void conference_function_api_unlock(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ switch_event_t *event;
+
+ switch_clear_flag_locked(conference, CFLAG_LOCKED);
+ stream->write_function(stream, "OK %s unlocked\n", argv[0]);
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "unlock");
+ switch_event_fire(&event);
+ }
+}
+
+static void conference_function_api_dial(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ if (argc > 2) {
+ conference_outcall(conference, NULL, argv[2], 60, argv[3], argv[4], argv[5]);
+ stream->write_function(stream, "OK\n");
+ } else {
+ stream->write_function(stream, "Error!\n");
+ }
+}
+
+static void conference_function_api_transfer(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ char *transfer_usage = "Usage transfer <id> <confname>\n";
+
+ if (argc > 3) {
+ conference_member_t *member = NULL;
+ uint32_t id = atoi(argv[2]);
+ conference_obj_t *new_conference = NULL;
+ switch_channel_t *channel;
+ switch_event_t *event;
+ char *profile_name;
+ switch_xml_t cxml = NULL, cfg = NULL, profile = NULL, profiles = NULL;
+
+ if (!(member = conference_member_get(conference, id))) {
+ stream->write_function(stream, "No Member %u in conference %s.\n", id, conference->name);
+ goto done;
+ }
+
+ channel = switch_core_session_get_channel(member->session);
+
+ if (!(new_conference = (conference_obj_t *) switch_core_hash_find(globals.conference_hash, argv[3]))) {
+ switch_memory_pool_t *pool;
+ char *conf_name;
+
+ // Setup a memory pool to use.
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ goto done;
+ }
+
+ conf_name = switch_core_strdup(pool, argv[3]);
+
+ if ((profile_name = strchr(conf_name, '@'))) {
+ *profile_name++ = '\0';
+
+ // Open the config from the xml registry
+ if (!(cxml = switch_xml_open_cfg(global_cf_name, &cfg, NULL))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "open of %s failed\n", global_cf_name);
+ goto done;
+ }
+
+ if ((profiles = switch_xml_child(cfg, "profiles"))) {
+ profile = switch_xml_find_child(profiles, "profile", "name", profile_name);
+ }
+ }
+
+
+ // Release the config registry handle
+ if (cxml) {
+ switch_xml_free(cxml);
+ cxml = NULL;
+ }
+
+ // Create the conference object.
+ new_conference = conference_new(conf_name, profile, pool);
+
+
+ if (!new_conference) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error!\n");
+ goto done;
+ }
+
+ // Set the minimum number of members (once you go above it you cannot go below it)
+ new_conference->min = 1;
+
+ // Indicate the conference is dynamic
+ switch_set_flag_locked(new_conference, CFLAG_DYNAMIC);
+
+ // Start the conference thread for this conference
+ launch_conference_thread(new_conference);
+ }
+
+ conference_del_member(member->last_conference, member);
+ conference_add_member(new_conference, member);
+ stream->write_function(stream, "OK Member %u sent to conference %s.\n", id, argv[3]);
+
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_event_set_data(channel, event);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", member->id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Old-Conference-Name", conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "New-Conference-Name", argv[3]);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "transfer");
+ switch_event_fire(&event);
+ }
+
+ } else {
+ stream->write_function(stream, transfer_usage);
+ }
+done:
+ {
+ }
+}
+
+static void conference_function_api_record(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ if (argc > 2) {
+ launch_conference_record_thread(conference, argv[2]);
+ } else {
+ stream->write_function(stream, "usage record <filename>\n");
+ }
+}
+
+static void conference_function_api_norecord(conference_obj_t *conference, switch_stream_handle_t *stream, int argc, char**argv)
+{
+ if (argc > 2) {
+ int all = (strcasecmp(argv[2], "all") == 0 );
+
+ if(!conference_record_stop(conference, all ? NULL : argv[2]) && !all) {
+ stream->write_function(stream, "non-existant recording '%s'\n", argv[2]);
+ }
+ } else {
+ stream->write_function(stream, "usage norecord <[filename | all]>\n");
+ }
+}
+
+/* API Interface Function sub-commands */
+static api_command_t conf_function_api_commands[] = {
+ {"list", &conference_function_api_list, 0, "<confname> list [delim <string>]"},
+ {"energy", &conference_function_api_energy, 1, "<confname> energy <member_id|all> [<newval>]"},
+ {"volume in", &conference_function_api_volume_in, 1, "<confname> volume_in <member_id|all> [<newval>]"},
+ {"volume out", &conference_function_api_volume_out, 1, "<confname> volume_out <member_id|all> [<newval>]"},
+ {"play", &conference_function_api_play, 0, "<confname> play <file_path> [<member_id>]"},
+ {"say", &conference_function_api_say, 0, "<confname> say <text>"},
+ {"saymember", &conference_function_api_saymember, 0, "<confname> saymember <member_id><text>"},
+ {"stop", &conference_function_api_stop, 1, "<confname> stop <[current|all]> [<member_id>]"},
+ {"kick", &conference_function_api_kick, 1, "<confname> kick <[member_id|all]>"},
+ {"mute", &conference_function_api_mute, 1, "<confname> mute <[member_id|all]>"},
+ {"unmute", &conference_function_api_unmute, 1, "<confname> unmute <[member_id|all]>"},
+ {"deaf", &conference_function_api_deaf, 1, "<confname> deaf <[member_id|all]>"},
+ {"undeaf", &conference_function_api_undeaf, 1, "<confname> undef <[member_id|all]>"},
+ {"relate", &conference_function_api_relate, 0, "<confname> relate <member_id> <other_member_id> [nospeak|nohear]"},
+ {"lock", &conference_function_api_lock, 0, "<confname> lock"},
+ {"unlock", &conference_function_api_unlock, 0, "<confname> unlock"},
+ {"dial", &conference_function_api_transfer, 0, "<confname> dial <endpoint_module_name>/<destination>"},
+ {"transfer", &conference_function_api_transfer, 0, "<confname> transfer <member_id> <conference_name>"},
+ {"record", &conference_function_api_record, 0, "<confname> record <filename>"},
+ {"norecord", &conference_function_api_norecord, 0, "<confname> norecord <[filename|all]>"},
+};
+
+#define CONFFUNCAPISIZE (sizeof(conf_function_api_commands)/sizeof(conf_function_api_commands[0]))
+
+/* API Interface Function */
+static switch_status_t conf_function(char *buf, switch_core_session_t *session, switch_stream_handle_t *stream)
+{
+ char *lbuf = NULL;
+ switch_status_t status = SWITCH_STATUS_SUCCESS;
+ char *http = NULL;
+
+ if (session) {
+ return SWITCH_STATUS_FALSE;
+ }
+
+ if (stream->event) {
+ http = switch_event_get_header(stream->event, "http-host");
+ }
+
+ if (http) {
+ /* Output must be to a web browser */
+ stream->write_function(stream, "<pre>\n");
+ }
+
+ if (buf != NULL && (lbuf = strdup(buf))) {
+ conference_obj_t *conference = NULL;
+ int argc,i;
+ char *argv[25];
+
+ argc = switch_separate_string(lbuf, ' ', argv, (sizeof(argv) / sizeof(argv[0])));
+
+ // find a command to execute
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Conference argc: %u\n",argc);
+ for (i=0; i<argc; i++) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Conference argv[%u]: '%u'\n",i,argv[i]);
+ }
+ if (argc) {
+ int i,found;
+
+ for (i=0; i<CONFFUNCAPISIZE && !found; i++) {
+ if (strcasecmp(argv[i],conf_function_api_commands[i].pname) == 0) {
+ found = 1;
+ switch(conf_function_api_commands[i].fntype) {
+ case 0: // generic command type
+ break;
+ case 1: // member specific command that can be itteratted
+ {
+ uint32_t id = atoi(argv[2]);
+ int all = ( id == 0 && strcasecmp(argv[2], "all") == 0 );
+
+ if(all) {
+ conference_member_itterator(conference, stream, conf_function_api_commands[i].pfnapicmd, argv[3]);
+ } else {
+ conf_api_member_cmd_t pfn = (conf_api_member_cmd_t)conf_function_api_commands[i].pfnapicmd;
+
+ if (pfn(conference, NULL, id, stream, argv[3])) {
+ stream->write_function(stream,conf_function_api_commands[i].psyntax);
+ }
+ }
+
+ }
+ break;
+ }
+ }
+ }
+ } else {
+ stream->write_function(stream,conf_api_interface.syntax);
+ }
+ }
+
+ if (lbuf) {
+ free(lbuf);
+ }
+
+ return status;
+
+}
+
+static switch_status_t audio_bridge_on_ring(switch_core_session_t *session)
+{
+ switch_channel_t *channel = NULL;
+
+ channel = switch_core_session_get_channel(session);
+ assert(channel != NULL);
+
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "CUSTOM RING\n");
+
+ /* put the channel in a passive state so we can loop audio to it */
+ switch_channel_set_state(channel, CS_TRANSMIT);
+ return SWITCH_STATUS_FALSE;
+}
+
+static const switch_state_handler_table_t audio_bridge_peer_state_handlers = {
+ /*.on_init */ NULL,
+ /*.on_ring */ audio_bridge_on_ring,
+ /*.on_execute */ NULL,
+ /*.on_hangup */ NULL,
+ /*.on_loopback */ NULL,
+ /*.on_transmit */ NULL,
+ /*.on_hold */ NULL,
+};
+
+static switch_status_t conference_outcall(conference_obj_t *conference,
+ switch_core_session_t *session,
+ char *bridgeto,
+ uint32_t timeout,
+ char *flags,
+ char *cid_name,
+ char *cid_num)
+{
+ switch_core_session_t *peer_session;
+ switch_channel_t *peer_channel;
+ switch_status_t status = SWITCH_STATUS_SUCCESS;
+ switch_channel_t *caller_channel = NULL;
+ char appdata[512];
+ switch_call_cause_t cause = SWITCH_CAUSE_NORMAL_CLEARING;
+
+ if (switch_ivr_originate(session,
+ &peer_session,
+ &cause,
+ bridgeto,
+ timeout,
+ &audio_bridge_peer_state_handlers,
+ cid_name,
+ cid_num,
+ NULL) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Cannot create outgoing channel, cause: %s\n",
+ switch_channel_cause2str(cause));
+ if (session) {
+ caller_channel = switch_core_session_get_channel(session);
+ switch_channel_hangup(caller_channel, cause);
+ }
+ goto done;
+ }
+
+
+ peer_channel = switch_core_session_get_channel(peer_session);
+ assert(peer_channel != NULL);
+
+ if (caller_channel && switch_channel_test_flag(peer_channel, CF_ANSWERED)) {
+ switch_channel_answer(caller_channel);
+ }
+
+ if (switch_channel_test_flag(peer_channel, CF_ANSWERED) || switch_channel_test_flag(peer_channel, CF_EARLY_MEDIA)) {
+ switch_caller_extension_t *extension = NULL;
+ if ((extension = switch_caller_extension_new(peer_session, conference->name, conference->name)) == 0) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "memory error!\n");
+ status = SWITCH_STATUS_MEMERR;
+ goto done;
+ }
+ /* add them to the conference */
+ if (flags) {
+ snprintf(appdata, sizeof(appdata), "%s +flags{%s}", conference->name, flags);
+ switch_caller_extension_add_application(peer_session, extension, (char *) global_app_name, appdata);
+ } else {
+ switch_caller_extension_add_application(peer_session, extension, (char *) global_app_name, conference->name);
+ }
+
+ switch_channel_set_caller_extension(peer_channel, extension);
+ switch_channel_set_state(peer_channel, CS_EXECUTE);
+
+ } else {
+ switch_channel_hangup(peer_channel, SWITCH_CAUSE_NO_ANSWER);
+ status = SWITCH_STATUS_FALSE;
+ goto done;
+ }
+
+done:
+ return status;
+}
+
+/* Play a file */
+static switch_status_t conference_local_play_file(switch_core_session_t *session, char *path, uint32_t leadin, char *buf, switch_size_t len)
+{
+ uint32_t x = 0;
+ switch_status_t status = SWITCH_STATUS_SUCCESS;
+
+ for (x = 0; x < leadin; x++) {
+ switch_frame_t *read_frame;
+ switch_status_t status = switch_core_session_read_frame(session, &read_frame, 1000, 0);
+
+ if (!SWITCH_READ_ACCEPTABLE(status)) {
+ break;
+ }
+ }
+
+ if (status == SWITCH_STATUS_SUCCESS) {
+ status = switch_ivr_play_file(session, NULL, path, NULL, NULL, NULL, 0);
+ }
+
+ return status;
+}
+
+/* Application interface function that is called from the dialplan to join the channel to a conference */
+static void conference_function(switch_core_session_t *session, char *data)
+{
+ switch_codec_t *read_codec = NULL;
+ switch_memory_pool_t *pool = NULL, *freepool = NULL;
+ uint32_t flags = 0;
+ conference_member_t member = {0};
+ conference_obj_t *conference = NULL;
+ switch_channel_t *channel = NULL;
+ char *mydata = switch_core_session_strdup(session, data);
+ char *conf_name = NULL;
+ char *bridge_prefix = "bridge:";
+ char *flags_prefix = "+flags{";
+ char *bridgeto = NULL;
+ char *profile_name = NULL;
+ switch_xml_t cxml = NULL, cfg = NULL, profile = NULL, profiles = NULL;
+ char *flags_str;
+ member_flag_t uflags = MFLAG_CAN_SPEAK | MFLAG_CAN_HEAR;
+ switch_core_session_message_t msg = {0};
+ uint8_t isbr = 0;
+ char *dpin = NULL;
+
+ channel = switch_core_session_get_channel(session);
+ assert(channel != NULL);
+
+ if (!mydata) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ return;
+ }
+
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ return;
+ }
+
+
+ if ((flags_str=strstr(mydata, flags_prefix))) {
+ char *p;
+
+ *flags_str = '\0';
+ flags_str += strlen(flags_prefix);
+ if ((p = strchr(flags_str, '}'))) {
+ *p = '\0';
+ }
+
+ if (strstr(flags_str, "mute")) {
+ uflags &= ~MFLAG_CAN_SPEAK;
+ } else if (strstr(flags_str, "deaf")) {
+ uflags &= ~MFLAG_CAN_HEAR;
+ }
+ }
+
+ if (!strncasecmp(mydata, bridge_prefix, strlen(bridge_prefix))) {
+ isbr = 1;
+ mydata += strlen(bridge_prefix);
+ if ((bridgeto = strchr(mydata, ':'))) {
+ *bridgeto++ = '\0';
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Config Error!\n");
+ goto done;
+ }
+ }
+
+ conf_name = mydata;
+
+ if ((dpin = strchr(conf_name, '+'))) {
+ *dpin++ = '\0';
+ }
+
+ if ((profile_name = strchr(conf_name, '@'))) {
+ *profile_name++ = '\0';
+
+ /* Open the config from the xml registry */
+ if (!(cxml = switch_xml_open_cfg(global_cf_name, &cfg, NULL))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "open of %s failed\n", global_cf_name);
+ goto done;
+ }
+
+ if ((profiles = switch_xml_child(cfg, "profiles"))) {
+ profile = switch_xml_find_child(profiles, "profile", "name", profile_name);
+ }
+ }
+
+ if (isbr) {
+ char *uuid = switch_core_session_get_uuid(session);
+
+ if (!strcmp(conf_name, "_uuid_")) {
+ conf_name = uuid;
+ }
+
+ if ((conference = (conference_obj_t *) switch_core_hash_find(globals.conference_hash, conf_name))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Conference %s already exists!\n", conf_name);
+ goto done;
+ }
+
+ /* Create the conference object. */
+ conference = conference_new(conf_name, profile, pool);
+
+ if (!conference) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error!\n");
+ goto done;
+ }
+
+ /* Set the minimum number of members (once you go above it you cannot go below it) */
+ conference->min = 2;
+
+ if (dpin) {
+ conference->pin = switch_core_strdup(conference->pool, dpin);
+ }
+
+ /* Indicate the conference is dynamic */
+ switch_set_flag_locked(conference, CFLAG_DYNAMIC);
+
+ /* Start the conference thread for this conference */
+ launch_conference_thread(conference);
+
+ } else {
+ /* Figure out what conference to call. */
+ if ((conference = (conference_obj_t *) switch_core_hash_find(globals.conference_hash, conf_name))) {
+ freepool = pool;
+ } else {
+ /* Create the conference object. */
+ conference = conference_new(conf_name, profile, pool);
+
+
+ if (!conference) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error!\n");
+ goto done;
+ }
+
+ if (dpin) {
+ conference->pin = switch_core_strdup(conference->pool, dpin);
+ }
+
+ /* Set the minimum number of members (once you go above it you cannot go below it) */
+ conference->min = 1;
+
+ /* Indicate the conference is dynamic */
+ switch_set_flag_locked(conference, CFLAG_DYNAMIC);
+
+ /* Start the conference thread for this conference */
+ launch_conference_thread(conference);
+
+ }
+
+ if (conference->pin) {
+ char term = '\0';
+ char pin[80] = "";
+ char *buf;
+
+ /* Answer the channel */
+ switch_channel_answer(channel);
+
+ if (conference->pin_sound) {
+ conference_local_play_file(session, conference->pin_sound, 20, pin, sizeof(pin));
+ }
+
+ if (strlen(pin) < strlen(conference->pin)) {
+ buf = pin + strlen(pin);
+ switch_ivr_collect_digits_count(session,
+ buf,
+ sizeof(pin) - (unsigned int)strlen(pin),
+ (unsigned int)strlen(conference->pin) - (unsigned int)strlen(pin),
+ "#", &term, 10000);
+ }
+
+ if (strcmp(pin, conference->pin)) {
+ if (conference->bad_pin_sound) {
+ conference_local_play_file(session, conference->bad_pin_sound, 20, NULL, 0);
+ }
+ goto done;
+ }
+ }
+
+ if (switch_test_flag(conference, CFLAG_LOCKED)) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "Conference %s is locked.\n", conf_name);
+ if (conference->locked_sound) {
+ /* Answer the channel */
+ switch_channel_answer(channel);
+ conference_local_play_file(session, conference->locked_sound, 20, NULL, 0);
+ }
+ goto done;
+ }
+ }
+
+ /* Release the config registry handle */
+ if (cxml) {
+ switch_xml_free(cxml);
+ cxml = NULL;
+ }
+
+ if (!switch_strlen_zero(bridgeto) && strcasecmp(bridgeto, "none")) {
+ if (conference_outcall(conference, session, bridgeto, 60, NULL, NULL, NULL) != SWITCH_STATUS_SUCCESS) {
+ goto done;
+ }
+ } else {
+ // if we're not using "bridge:" set the conference answered flag
+ // and this isn't an outbound channel, answer the call
+ if (!switch_channel_test_flag(channel, CF_OUTBOUND))
+ switch_set_flag(conference, CFLAG_ANSWERED);
+ }
+
+ /* Save the original read codec. */
+ read_codec = switch_core_session_get_read_codec(session);
+ member.native_rate = read_codec->implementation->samples_per_second;
+
+ /* Setup a Signed Linear codec for reading audio. */
+ if (switch_core_codec_init(&member.read_codec,
+ "L16",
+ NULL,
+ //conference->rate,
+ read_codec->implementation->samples_per_second,
+ //conference->interval,
+ read_codec->implementation->microseconds_per_frame / 1000,
+ 1,
+ SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
+ NULL,
+ pool) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Raw Codec Activation Success L16@%uhz 1 channel %dms\n",
+ conference->rate, conference->interval);
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Raw Codec Activation Failed L16@%uhz 1 channel %dms\n",
+ conference->rate, conference->interval);
+ flags = 0;
+ goto done;
+ }
+
+ if (read_codec->implementation->samples_per_second != conference->rate) {
+ switch_audio_resampler_t **resampler = read_codec->implementation->samples_per_second > conference->rate ?
+ &member.read_resampler : &member.mux_resampler;
+
+ switch_resample_create(resampler,
+ read_codec->implementation->samples_per_second,
+ read_codec->implementation->samples_per_second * 20,
+ conference->rate,
+ conference->rate * 20,
+ switch_core_session_get_pool(session));
+
+ /* Setup an audio buffer for the resampled audio */
+ if (switch_buffer_create_dynamic(&member.resample_buffer, CONF_DBLOCK_SIZE, CONF_DBUFFER_SIZE, CONF_DBUFFER_MAX) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error Creating Audio Buffer!\n");
+ goto done;
+ }
+ }
+ /* Setup a Signed Linear codec for writing audio. */
+ if (switch_core_codec_init(&member.write_codec,
+ "L16",
+ NULL,
+ conference->rate,
+ //read_codec->implementation->samples_per_second,
+ conference->interval,
+ //read_codec->implementation->microseconds_per_frame / 1000,
+ 1,
+ SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
+ NULL,
+ pool) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Raw Codec Activation Success L16@%uhz 1 channel %dms\n",
+ conference->rate, conference->interval);
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Raw Codec Activation Failed L16@%uhz 1 channel %dms\n",
+ conference->rate, conference->interval);
+ flags = 0;
+ goto codec_done2;
+ }
+
+ /* Setup an audio buffer for the incoming audio */
+ if (switch_buffer_create_dynamic(&member.audio_buffer, CONF_DBLOCK_SIZE, CONF_DBUFFER_SIZE, CONF_DBUFFER_MAX) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error Creating Audio Buffer!\n");
+ goto codec_done1;
+ }
+
+ /* Setup an audio buffer for the outgoing audio */
+ if (switch_buffer_create_dynamic(&member.mux_buffer, CONF_DBLOCK_SIZE, CONF_DBUFFER_SIZE, CONF_DBUFFER_MAX) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error Creating Audio Buffer!\n");
+ goto codec_done1;
+ }
+
+
+
+ /* Prepare MUTEXS */
+ member.id = next_member_id();
+ member.pool = pool;
+ member.session = session;
+ switch_mutex_init(&member.flag_mutex, SWITCH_MUTEX_NESTED, pool);
+ switch_mutex_init(&member.audio_in_mutex, SWITCH_MUTEX_NESTED, pool);
+ switch_mutex_init(&member.audio_out_mutex, SWITCH_MUTEX_NESTED, pool);
+
+ /* Install our Signed Linear codec so we get the audio in that format */
+ switch_core_session_set_read_codec(member.session, &member.read_codec);
+
+ /* Add the caller to the conference */
+ if (conference_add_member(conference, &member) != SWITCH_STATUS_SUCCESS) {
+ goto codec_done1;
+ }
+ switch_set_flag_locked((&member), MFLAG_RUNNING | uflags);
+
+ msg.from = __FILE__;
+
+ /* Tell the channel we are going to be in a bridge */
+ msg.message_id = SWITCH_MESSAGE_INDICATE_BRIDGE;
+ switch_core_session_receive_message(session, &msg);
+
+ /* Run the confernece loop */
+ conference_loop(&member);
+
+ /* Tell the channel we are no longer going to be in a bridge */
+ msg.message_id = SWITCH_MESSAGE_INDICATE_UNBRIDGE;
+ switch_core_session_receive_message(session, &msg);
+
+ /* Remove the caller from the conference */
+ conference_del_member(member.last_conference, &member);
+
+ /* Put the original codec back */
+ switch_core_session_set_read_codec(member.session, read_codec);
+
+ /* Clean Up. codec_done(X): is for error situations after the codecs were setup and done: is for situations before */
+codec_done1:
+ switch_core_codec_destroy(&member.read_codec);
+codec_done2:
+ switch_core_codec_destroy(&member.write_codec);
+done:
+
+ switch_buffer_destroy(&member.resample_buffer);
+ switch_buffer_destroy(&member.audio_buffer);
+ switch_buffer_destroy(&member.mux_buffer);
+
+ /* Release the config registry handle */
+ if (cxml) {
+ switch_xml_free(cxml);
+ }
+
+ if (freepool) {
+ switch_core_destroy_memory_pool(&freepool);
+ }
+
+ if (switch_test_flag(&member, MFLAG_KICKED) && conference->kicked_sound) {
+ switch_ivr_play_file(session, NULL, conference->kicked_sound, NULL, NULL, NULL, 0);
+ }
+
+ switch_core_session_reset(session);
+
+}
+
+/* Create a thread for the conference and launch it */
+static void launch_conference_thread(conference_obj_t *conference)
+{
+ switch_thread_t *thread;
+ switch_threadattr_t *thd_attr = NULL;
+
+ switch_set_flag_locked(conference, CFLAG_RUNNING);
+ switch_threadattr_create(&thd_attr, conference->pool);
+ switch_threadattr_detach_set(thd_attr, 1);
+ switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
+ switch_mutex_lock(globals.hash_mutex);
+ switch_core_hash_insert(globals.conference_hash, conference->name, conference);
+ switch_mutex_unlock(globals.hash_mutex);
+ switch_thread_create(&thread, thd_attr, conference_thread_run, conference, conference->pool);
+}
+
+static void launch_conference_record_thread(conference_obj_t *conference, char *path)
+{
+ switch_thread_t *thread;
+ switch_threadattr_t *thd_attr = NULL;
+ switch_memory_pool_t *pool;
+ conference_record_t *rec;
+
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ }
+
+ /* Create a node object*/
+ if (!(rec = switch_core_alloc(pool, sizeof(*rec)))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Alloc Failure\n");
+ switch_core_destroy_memory_pool(&pool);
+ }
+
+ rec->conference = conference;
+ rec->path = switch_core_strdup(pool, path);
+ rec->pool = pool;
+
+ switch_threadattr_create(&thd_attr, rec->pool);
+ switch_threadattr_detach_set(thd_attr, 1);
+ switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
+ switch_thread_create(&thread, thd_attr, conference_record_thread_run, rec, rec->pool);
+}
+
+static void *SWITCH_THREAD_FUNC input_thread_run(switch_thread_t *thread, void *obj)
+{
+ conference_member_t *member = obj;
+ switch_channel_t *channel;
+ switch_status_t status;
+ switch_frame_t *read_frame = NULL;
+ switch_codec_t *read_codec;
+ uint32_t hangover = 40,
+ hangunder = 15,
+ hangover_hits = 0,
+ hangunder_hits = 0,
+ energy_level = 0,
+ diff_level = 400;
+ uint8_t talking = 0;
+
+ assert(member != NULL);
+
+ channel = switch_core_session_get_channel(member->session);
+ assert(channel != NULL);
+
+ read_codec = switch_core_session_get_read_codec(member->session);
+ assert(read_codec != NULL);
+
+ /* As long as we have a valid read, feed that data into an input buffer where the conference thread will take it
+ and mux it with any audio from other channels. */
+
+ while(switch_test_flag(member, MFLAG_RUNNING) && switch_channel_ready(channel)) {
+ /* Read a frame. */
+ status = switch_core_session_read_frame(member->session, &read_frame, -1, 0);
+
+ /* end the loop, if appropriate */
+ if (!SWITCH_READ_ACCEPTABLE(status) || !switch_test_flag(member, MFLAG_RUNNING)) {
+ break;
+ }
+
+ if (switch_test_flag(read_frame, SFF_CNG)) {
+ continue;
+ }
+
+ energy_level = member->energy_level;
+
+ if (switch_test_flag(member, MFLAG_CAN_SPEAK) && energy_level) {
+ uint32_t energy = 0, i = 0, samples = 0, j = 0, score = 0;
+ int16_t *data;
+
+ data = read_frame->data;
+ samples = read_frame->datalen / sizeof(*data);
+
+ for (i = 0; i < samples; i++) {
+ energy += abs(data[j]);
+ j += read_codec->implementation->number_of_channels;
+ }
+
+ score = energy / samples;
+
+ if (score > energy_level) {
+ uint32_t diff = score - energy_level;
+ if (hangover_hits) {
+ hangover_hits--;
+ }
+
+ if (diff >= diff_level || ++hangunder_hits >= hangunder) {
+ hangover_hits = hangunder_hits = 0;
+
+ if (!talking) {
+ switch_event_t *event;
+ talking = 1;
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_event_set_data(channel, event);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", member->conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", member->id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "start-talking");
+ switch_event_fire(&event);
+ }
+ }
+ }
+ } else {
+ if (hangunder_hits) {
+ hangunder_hits--;
+ }
+ if (talking) {
+ switch_event_t *event;
+ if (++hangover_hits >= hangover) {
+ hangover_hits = hangunder_hits = 0;
+ talking = 0;
+
+ if (switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
+ switch_channel_event_set_data(channel, event);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Conference-Name", member->conference->name);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Member-ID", "%u", member->id);
+ switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Action", "stop-talking");
+ switch_event_fire(&event);
+ }
+ }
+ }
+ }
+ }
+
+ /* skip frames that are not actual media or when we are muted or silent */
+ if ((talking || energy_level == 0) && switch_test_flag(member, MFLAG_CAN_SPEAK)) {
+ if (member->read_resampler) {
+ int16_t *bptr = (int16_t *) read_frame->data;
+ int len = (int) read_frame->datalen;;
+
+ member->read_resampler->from_len = switch_short_to_float(bptr, member->read_resampler->from, (int) len / 2);
+ member->read_resampler->to_len = switch_resample_process(member->read_resampler, member->read_resampler->from,
+ member->read_resampler->from_len, member->read_resampler->to,
+ member->read_resampler->to_size, 0);
+ switch_float_to_short(member->read_resampler->to, read_frame->data, len);
+ len = member->read_resampler->to_len * 2;
+ read_frame->datalen = len;
+ read_frame->samples = len / 2;
+ }
+ /* Check for input volume adjustments */
+ if (member->volume_in_level) {
+ switch_change_sln_volume(read_frame->data, read_frame->datalen / 2, member->volume_in_level);
+ }
+
+ /* Write the audio into the input buffer */
+ switch_mutex_lock(member->audio_in_mutex);
+ switch_buffer_write(member->audio_buffer, read_frame->data, read_frame->datalen);
+ switch_mutex_unlock(member->audio_in_mutex);
+ }
+ }
+
+ switch_clear_flag_locked(member, MFLAG_ITHREAD);
+
+ return NULL;
+}
+
+/* Create a thread for the conference and launch it */
+static void launch_input_thread(conference_member_t *member, switch_memory_pool_t *pool)
+{
+ switch_thread_t *thread;
+ switch_threadattr_t *thd_attr = NULL;
+
+ switch_threadattr_create(&thd_attr, pool);
+ switch_threadattr_detach_set(thd_attr, 1);
+ switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
+ switch_set_flag_locked(member, MFLAG_ITHREAD);
+ switch_thread_create(&thread, thd_attr, input_thread_run, member, pool);
+}
+
+static const switch_application_interface_t conference_application_interface = {
+ /*.interface_name */ global_app_name,
+ /*.application_function */ conference_function,
+ NULL, NULL, NULL,
+ /*.next*/ NULL
+};
+
+static switch_api_interface_t conf_api_interface = {
+ /*.interface_name */ "conference",
+ /*.desc */ "Conference module commands",
+ /*.function */ conf_function,
+ /*.syntax */ // see switch_module_load
+ /*.next */
+};
+
+static switch_status_t chat_send(char *proto, char *from, char *to, char *subject, char *body, char *hint)
+{
+ char name[512] = "", *p;
+ switch_chat_interface_t *ci;
+ conference_obj_t *conference = NULL;
+ switch_stream_handle_t stream = {0};
+
+ if (!body) {
+ return SWITCH_STATUS_SUCCESS;
+ }
+
+ if (!(ci = switch_loadable_module_get_chat_interface(proto))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invaid Chat Interface [%s]!\n", proto);
+ }
+
+ if ((p = strchr(to, '@'))) {
+ switch_copy_string(name, to, ++p-to);
+ } else {
+ switch_copy_string(name, to, sizeof(name));
+ }
+
+ if (!(conference = (conference_obj_t *) switch_core_hash_find(globals.conference_hash, name))) {
+ ci->chat_send(CONF_CHAT_PROTO, to, from, "", "Sorry, We're Closed", "");
+ return SWITCH_STATUS_FALSE;
+ }
+
+ SWITCH_STANDARD_STREAM(stream);
+
+ if (strstr(body, "list")) {
+ conference_list_pretty(conference, &stream);
+ } else {
+ stream.write_function(&stream, "The only command we have is so far is 'list' Get coding or go press PayPal!!\n");
+ }
+
+ ci->chat_send(CONF_CHAT_PROTO, to, from, "", stream.data, "");
+ switch_safe_free(stream.data);
+
+
+ return SWITCH_STATUS_SUCCESS;
+}
+
+static const switch_chat_interface_t conference_chat_interface = {
+ /*.name */ CONF_CHAT_PROTO,
+ /*.chat_send */ chat_send,
+
+};
+
+static switch_loadable_module_interface_t conference_module_interface = {
+ /*.module_name */ modname,
+ /*.endpoint_interface */ NULL,
+ /*.timer_interface */ NULL,
+ /*.dialplan_interface */ NULL,
+ /*.codec_interface */ NULL,
+ /*.application_interface */ &conference_application_interface,
+ /*.api_interface */ &conf_api_interface,
+ /*.file_interface */ NULL,
+ /*.speech_interface */ NULL,
+ /*.directory_interface */ NULL,
+ /*.chat_interface */ &conference_chat_interface
+};
+
+/* create a new conferene with a specific profile */
+static conference_obj_t *conference_new(char *name, switch_xml_t profile, switch_memory_pool_t *pool)
+{
+ conference_obj_t *conference;
+ switch_xml_t param;
+ char *rate_name = NULL;
+ char *interval_name = NULL;
+ char *timer_name = NULL;
+ char *domain = NULL;
+ char *tts_engine = NULL;
+ char *tts_voice = NULL;
+ char *enter_sound = NULL;
+ char *exit_sound = NULL;
+ char *alone_sound = NULL;
+ char *ack_sound = NULL;
+ char *nack_sound = NULL;
+ char *muted_sound = NULL;
+ char *unmuted_sound = NULL;
+ char *locked_sound = NULL;
+ char *kicked_sound = NULL;
+ char *pin = NULL;
+ char *pin_sound = NULL;
+ char *bad_pin_sound = NULL;
+ char *energy_level = NULL;
+ char *caller_id_name = NULL;
+ char *caller_id_number = NULL;
+ uint32_t rate = 8000, interval = 20;
+ switch_status_t status;
+
+ /* Conference Name */
+ if (switch_strlen_zero(name)) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid Record! no name.\n");
+ return NULL;
+ }
+
+ for (param = switch_xml_child(profile, "param"); param; param = param->next) {
+ char *var = (char *) switch_xml_attr_soft(param, "name");
+ char *val = (char *) switch_xml_attr_soft(param, "value");
+ char buf[128] = "";
+ char *p;
+
+ if ((p = strchr(var, '_'))) {
+ switch_copy_string(buf, var, sizeof(buf));
+ for(p = buf; *p; p++) {
+ if (*p == '_') {
+ *p = '-';
+ }
+ }
+ var = buf;
+ }
+
+ if (!strcasecmp(var, "rate")) {
+ rate_name = val;
+ } else if (!strcasecmp(var, "domain")) {
+ domain = val;
+ } else if (!strcasecmp(var, "interval")) {
+ interval_name= val;
+ } else if (!strcasecmp(var, "timer-name")) {
+ timer_name= val;
+ } else if (!strcasecmp(var, "tts-engine")) {
+ tts_engine= val;
+ } else if (!strcasecmp(var, "tts-voice")) {
+ tts_voice= val;
+ } else if (!strcasecmp(var, "enter-sound")) {
+ enter_sound = val;
+ } else if (!strcasecmp(var, "exit-sound")) {
+ exit_sound = val;
+ } else if (!strcasecmp(var, "alone-sound")) {
+ alone_sound = val;
+ } else if (!strcasecmp(var, "ack-sound")) {
+ ack_sound = val;
+ } else if (!strcasecmp(var, "nack-sound")) {
+ nack_sound = val;
+ } else if (!strcasecmp(var, "muted-sound")) {
+ muted_sound = val;
+ } else if (!strcasecmp(var, "unmuted-sound")) {
+ unmuted_sound = val;
+ } else if (!strcasecmp(var, "locked-sound")) {
+ locked_sound= val;
+ } else if (!strcasecmp(var, "kicked-sound")) {
+ kicked_sound = val;
+ } else if (!strcasecmp(var, "pin")) {
+ pin = val;
+ } else if (!strcasecmp(var, "pin-sound")) {
+ pin_sound = val;
+ } else if (!strcasecmp(var, "bad-pin-sound")) {
+ bad_pin_sound = val;
+ } else if (!strcasecmp(var, "energy-level")) {
+ energy_level = val;
+ } else if (!strcasecmp(var, "caller-id-name")) {
+ caller_id_name = val;
+ } else if (!strcasecmp(var, "caller-id-number")) {
+ caller_id_number = val;
+ }
+ }
+
+ /* Set defaults and various paramaters */
+
+ /* Speed in hertz */
+ if (!switch_strlen_zero(rate_name)) {
+ uint32_t r = atoi(rate_name);
+ if (r) {
+ rate = r;
+ }
+ }
+
+ /* Packet Interval in milliseconds */
+ if (!switch_strlen_zero(interval_name)) {
+ uint32_t i = atoi(interval_name);
+ if (i) {
+ interval = i;
+ }
+ }
+
+ /* Timer module to use */
+ if (switch_strlen_zero(timer_name)) {
+ timer_name = "soft";
+ }
+
+ /* Caller ID Name */
+ if (switch_strlen_zero(caller_id_name)) {
+ caller_id_name = (char *) global_app_name;
+ }
+
+ /* Caller ID Number */
+ if (switch_strlen_zero(caller_id_number)) {
+ caller_id_number = "0000000000";
+ }
+
+ if (!pool) {
+ /* Setup a memory pool to use. */
+ if (switch_core_new_memory_pool(&pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Pool Failure\n");
+ status = SWITCH_STATUS_TERM;
+ return NULL;
+ }
+ }
+
+ /* Create the conference object. */
+ if (!(conference = switch_core_alloc(pool, sizeof(*conference)))) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Memory Error!\n");
+ status = SWITCH_STATUS_TERM;
+ return NULL;
+ }
+
+ /* Initilize the object with some settings */
+ conference->pool = pool;
+ conference->timer_name = switch_core_strdup(conference->pool, timer_name);
+ conference->tts_engine = switch_core_strdup(conference->pool, tts_engine);
+ conference->tts_voice = switch_core_strdup(conference->pool, tts_voice);
+
+ conference->caller_id_name = switch_core_strdup(conference->pool, caller_id_name);
+ conference->caller_id_number = switch_core_strdup(conference->pool, caller_id_number);
+
+ if (!switch_strlen_zero(enter_sound)) {
+ conference->enter_sound = switch_core_strdup(conference->pool, enter_sound);
+ }
+
+ if (!switch_strlen_zero(exit_sound)) {
+ conference->exit_sound = switch_core_strdup(conference->pool, exit_sound);
+ }
+
+ if (!switch_strlen_zero(ack_sound)) {
+ conference->ack_sound = switch_core_strdup(conference->pool, ack_sound);
+ }
+
+ if (!switch_strlen_zero(nack_sound)) {
+ conference->nack_sound = switch_core_strdup(conference->pool, nack_sound);
+ }
+
+ if (!switch_strlen_zero(muted_sound)) {
+ conference->muted_sound = switch_core_strdup(conference->pool, muted_sound);
+ }
+
+ if (!switch_strlen_zero(unmuted_sound)) {
+ conference->unmuted_sound = switch_core_strdup(conference->pool, unmuted_sound);
+ }
+
+ if (!switch_strlen_zero(kicked_sound)) {
+ conference->kicked_sound = switch_core_strdup(conference->pool, kicked_sound);
+ }
+
+ if (!switch_strlen_zero(pin_sound)) {
+ conference->pin_sound = switch_core_strdup(conference->pool, pin_sound);
+ }
+
+ if (!switch_strlen_zero(bad_pin_sound)) {
+ conference->bad_pin_sound = switch_core_strdup(conference->pool, bad_pin_sound);
+ }
+
+ if (!switch_strlen_zero(pin)) {
+ conference->pin = switch_core_strdup(conference->pool, pin);
+ }
+
+ if (!switch_strlen_zero(alone_sound)) {
+ conference->alone_sound = switch_core_strdup(conference->pool, alone_sound);
+ }
+
+ if (!switch_strlen_zero(locked_sound)) {
+ conference->locked_sound = switch_core_strdup(conference->pool, locked_sound);
+ }
+
+ if (!switch_strlen_zero(energy_level)) {
+ conference->energy_level = atoi(energy_level);
+ }
+
+ conference->name = switch_core_strdup(conference->pool, name);
+ if (domain) {
+ conference->domain = switch_core_strdup(conference->pool, domain);
+ } else {
+ conference->domain = "cluecon.com";
+ }
+ conference->rate = rate;
+ conference->interval = interval;
+
+
+ /* Activate the conference mutex for exclusivity */
+ switch_mutex_init(&conference->mutex, SWITCH_MUTEX_NESTED, conference->pool);
+ switch_mutex_init(&conference->member_mutex, SWITCH_MUTEX_NESTED, conference->pool);
+ switch_mutex_init(&conference->flag_mutex, SWITCH_MUTEX_NESTED, conference->pool);
+ switch_thread_rwlock_create(&conference->rwlock, conference->pool);
+
+ return conference;
+}
+
+/* Called by FreeSWITCH when the module loads */
+SWITCH_MOD_DECLARE(switch_status_t) switch_module_load(const switch_loadable_module_interface_t **module_interface, char *filename)
+{
+ int i,nl,ol=0;
+ char *p = NULL;
+
+ switch_status_t status = SWITCH_STATUS_SUCCESS;
+
+ memset(&globals, 0, sizeof(globals));
+
+ // build api interface help ".syntax" field string
+ p=strdup("list\n");
+ for (i=0; i<CONFFUNCAPISIZE; i++) {
+ nl=strlen(conf_function_api_commands[i].psyntax)+2;
+ if(p != NULL)
+ ol = strlen(p);
+ p = realloc(p,ol+nl);
+ if(p != NULL) {
+ strcat(p,"\t\t");
+ strcat(p,conf_function_api_commands[i].psyntax);
+ if(i<CONFFUNCAPISIZE-1)
+ strcat(p,"\n");
+ }
+
+ }
+ // install api interface help ".syntax" field string
+ if(p != NULL)
+ conf_api_interface.syntax = p;
+
+ /* Connect my internal structure to the blank pointer passed to me */
+ *module_interface = &conference_module_interface;
+
+ if (switch_event_reserve_subclass(CONF_EVENT_MAINT) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't register subclass %s!", CONF_EVENT_MAINT);
+ return SWITCH_STATUS_TERM;
+ }
+
+ /* Setup the pool */
+ if (switch_core_new_memory_pool(&globals.conference_pool) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "OH OH no conference pool\n");
+ return SWITCH_STATUS_TERM;
+ }
+
+ /* Setup a hash to store conferences by name */
+ switch_core_hash_init(&globals.conference_hash, globals.conference_pool);
+ switch_mutex_init(&globals.conference_mutex, SWITCH_MUTEX_NESTED, globals.conference_pool);
+ switch_mutex_init(&globals.id_mutex, SWITCH_MUTEX_NESTED, globals.conference_pool);
+ switch_mutex_init(&globals.hash_mutex, SWITCH_MUTEX_NESTED, globals.conference_pool);
+
+ globals.running = 1;
+ /* indicate that the module should continue to be loaded */
+ return status;
+}
+
+SWITCH_MOD_DECLARE(switch_status_t) switch_module_shutdown(void)
+{
+
+
+ if (globals.running) {
+ globals.running = 0;
+ while (globals.threads) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Waiting for %d threads\n", globals.threads);
+ switch_yield(100000);
+ }
+
+ // free api interface help ".syntax" field string
+ if (conf_api_interface.syntax != NULL)
+ free(conf_api_interface.syntax);
+ }
+
+ return SWITCH_STATUS_SUCCESS;
+}
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