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profanity/src/jabber.c
2012-11-28 01:17:24 +00:00

1085 lines
32 KiB
C

/*
* jabber.c
*
* Copyright (C) 2012 James Booth <boothj5@gmail.com>
*
* This file is part of Profanity.
*
* Profanity is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Profanity is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Profanity. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <string.h>
#include <stdlib.h>
#include <strophe.h>
#include "chat_session.h"
#include "common.h"
#include "contact_list.h"
#include "jabber.h"
#include "log.h"
#include "preferences.h"
#include "profanity.h"
#include "room_chat.h"
#include "stanza.h"
static struct _jabber_conn_t {
xmpp_log_t *log;
xmpp_ctx_t *ctx;
xmpp_conn_t *conn;
jabber_conn_status_t conn_status;
jabber_presence_t presence;
char *status;
int tls_disabled;
int priority;
} jabber_conn;
// for auto reconnect
static char *saved_user;
static char *saved_password;
static GTimer *reconnect_timer;
static GHashTable *sub_requests;
static log_level_t _get_log_level(xmpp_log_level_t xmpp_level);
static xmpp_log_level_t _get_xmpp_log_level();
static void _xmpp_file_logger(void * const userdata,
const xmpp_log_level_t level, const char * const area,
const char * const msg);
static xmpp_log_t * _xmpp_get_file_logger();
static void _jabber_roster_request(void);
// XMPP event handlers
static void _connection_handler(xmpp_conn_t * const conn,
const xmpp_conn_event_t status, const int error,
xmpp_stream_error_t * const stream_error, void * const userdata);
static int _message_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _groupchat_message_handler(xmpp_stanza_t * const stanza);
static int _error_handler(xmpp_stanza_t * const stanza);
static int _chat_message_handler(xmpp_stanza_t * const stanza);
static int _iq_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _roster_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _presence_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata);
static int _ping_timed_handler(xmpp_conn_t * const conn, void * const userdata);
void
jabber_init(const int disable_tls)
{
log_info("Initialising XMPP");
jabber_conn.conn_status = JABBER_STARTED;
jabber_conn.presence = PRESENCE_OFFLINE;
jabber_conn.status = NULL;
jabber_conn.tls_disabled = disable_tls;
sub_requests = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free);
}
void
jabber_restart(void)
{
jabber_conn.conn_status = JABBER_STARTED;
jabber_conn.presence = PRESENCE_OFFLINE;
if (jabber_conn.status != NULL)
free(jabber_conn.status);
jabber_conn.status = NULL;
}
jabber_conn_status_t
jabber_connect(const char * const user,
const char * const passwd)
{
if (saved_user == NULL) {
saved_user = strdup(user);
}
if (saved_password == NULL) {
saved_password = strdup(passwd);
}
log_info("Connecting as %s", saved_user);
xmpp_initialize();
jabber_conn.log = _xmpp_get_file_logger();
jabber_conn.ctx = xmpp_ctx_new(NULL, jabber_conn.log);
jabber_conn.conn = xmpp_conn_new(jabber_conn.ctx);
xmpp_conn_set_jid(jabber_conn.conn, saved_user);
xmpp_conn_set_pass(jabber_conn.conn, saved_password);
if (jabber_conn.tls_disabled)
xmpp_conn_disable_tls(jabber_conn.conn);
int connect_status = xmpp_connect_client(jabber_conn.conn, NULL, 0,
_connection_handler, jabber_conn.ctx);
if (connect_status == 0)
jabber_conn.conn_status = JABBER_CONNECTING;
else
jabber_conn.conn_status = JABBER_DISCONNECTED;
return jabber_conn.conn_status;
}
void
jabber_disconnect(void)
{
// if connected, send end stream and wait for response
if (jabber_conn.conn_status == JABBER_CONNECTED) {
log_info("Closing connection");
xmpp_disconnect(jabber_conn.conn);
jabber_conn.conn_status = JABBER_DISCONNECTING;
while (jabber_get_connection_status() == JABBER_DISCONNECTING) {
jabber_process_events();
}
jabber_free_resources();
}
}
void
jabber_process_events(void)
{
// run xmpp event loop if connected, connecting or disconnecting
if (jabber_conn.conn_status == JABBER_CONNECTED
|| jabber_conn.conn_status == JABBER_CONNECTING
|| jabber_conn.conn_status == JABBER_DISCONNECTING) {
xmpp_run_once(jabber_conn.ctx, 10);
// check timer and reconnect if disconnected and timer set
} else if (prefs_get_reconnect() != 0) {
if ((jabber_conn.conn_status == JABBER_DISCONNECTED) &&
(reconnect_timer != NULL)) {
if (g_timer_elapsed(reconnect_timer, NULL) > (prefs_get_reconnect() * 1.0)) {
log_debug("Attempting reconnect as %s", saved_user);
jabber_connect(saved_user, saved_password);
}
}
}
}
void
jabber_send(const char * const msg, const char * const recipient)
{
if (prefs_get_states()) {
if (!chat_session_exists(recipient)) {
chat_session_start(recipient, TRUE);
}
}
xmpp_stanza_t *message;
if (prefs_get_states() && chat_session_get_recipient_supports(recipient)) {
chat_session_set_active(recipient);
message = stanza_create_message(jabber_conn.ctx, recipient, STANZA_TYPE_CHAT,
msg, STANZA_NAME_ACTIVE);
} else {
message = stanza_create_message(jabber_conn.ctx, recipient, STANZA_TYPE_CHAT,
msg, NULL);
}
xmpp_send(jabber_conn.conn, message);
xmpp_stanza_release(message);
}
void
jabber_send_groupchat(const char * const msg, const char * const recipient)
{
xmpp_stanza_t *message = stanza_create_message(jabber_conn.ctx, recipient,
STANZA_TYPE_GROUPCHAT, msg, NULL);
xmpp_send(jabber_conn.conn, message);
xmpp_stanza_release(message);
}
void
jabber_send_composing(const char * const recipient)
{
xmpp_stanza_t *stanza = stanza_create_chat_state(jabber_conn.ctx, recipient,
STANZA_NAME_COMPOSING);
xmpp_send(jabber_conn.conn, stanza);
xmpp_stanza_release(stanza);
chat_session_set_sent(recipient);
}
void
jabber_send_paused(const char * const recipient)
{
xmpp_stanza_t *stanza = stanza_create_chat_state(jabber_conn.ctx, recipient,
STANZA_NAME_PAUSED);
xmpp_send(jabber_conn.conn, stanza);
xmpp_stanza_release(stanza);
chat_session_set_sent(recipient);
}
void
jabber_send_inactive(const char * const recipient)
{
xmpp_stanza_t *stanza = stanza_create_chat_state(jabber_conn.ctx, recipient,
STANZA_NAME_INACTIVE);
xmpp_send(jabber_conn.conn, stanza);
xmpp_stanza_release(stanza);
chat_session_set_sent(recipient);
}
void
jabber_send_gone(const char * const recipient)
{
xmpp_stanza_t *stanza = stanza_create_chat_state(jabber_conn.ctx, recipient,
STANZA_NAME_GONE);
xmpp_send(jabber_conn.conn, stanza);
xmpp_stanza_release(stanza);
chat_session_set_sent(recipient);
}
void
jabber_subscription(const char * const jid, jabber_subscr_t action)
{
xmpp_stanza_t *presence;
char *type, *jid_cpy, *bare_jid;
// jid must be a bare JID
jid_cpy = strdup(jid);
bare_jid = strtok(jid_cpy, "/");
g_hash_table_remove(sub_requests, bare_jid);
if (action == PRESENCE_SUBSCRIBE)
type = STANZA_TYPE_SUBSCRIBE;
else if (action == PRESENCE_SUBSCRIBED)
type = STANZA_TYPE_SUBSCRIBED;
else if (action == PRESENCE_UNSUBSCRIBED)
type = STANZA_TYPE_UNSUBSCRIBED;
else // unknown action
return;
presence = xmpp_stanza_new(jabber_conn.ctx);
xmpp_stanza_set_name(presence, STANZA_NAME_PRESENCE);
xmpp_stanza_set_type(presence, type);
xmpp_stanza_set_attribute(presence, STANZA_ATTR_TO, bare_jid);
xmpp_send(jabber_conn.conn, presence);
xmpp_stanza_release(presence);
free(jid_cpy);
}
GList *
jabber_get_subscription_requests(void)
{
return g_hash_table_get_keys(sub_requests);
}
void
jabber_join(const char * const room, const char * const nick)
{
char *full_room_jid = room_create_full_room_jid(room, nick);
xmpp_stanza_t *presence = stanza_create_room_join_presence(jabber_conn.ctx,
full_room_jid);
xmpp_send(jabber_conn.conn, presence);
xmpp_stanza_release(presence);
room_join(room, nick);
free(full_room_jid);
}
void
jabber_change_room_nick(const char * const room, const char * const nick)
{
char *full_room_jid = room_create_full_room_jid(room, nick);
xmpp_stanza_t *presence = stanza_create_room_newnick_presence(jabber_conn.ctx,
full_room_jid);
xmpp_send(jabber_conn.conn, presence);
xmpp_stanza_release(presence);
free(full_room_jid);
}
void
jabber_leave_chat_room(const char * const room_jid)
{
char *nick = room_get_nick_for_room(room_jid);
xmpp_stanza_t *presence = stanza_create_room_leave_presence(jabber_conn.ctx,
room_jid, nick);
xmpp_send(jabber_conn.conn, presence);
xmpp_stanza_release(presence);
}
void
jabber_update_presence(jabber_presence_t status, const char * const msg)
{
int pri;
char *show;
// don't send presence when disconnected
if (jabber_conn.conn_status != JABBER_CONNECTED)
return;
pri = prefs_get_priority();
if (pri < -128 || pri > 127)
pri = 0;
jabber_conn.presence = status;
jabber_conn.priority = pri;
switch(status)
{
case PRESENCE_AWAY:
show = STANZA_TEXT_AWAY;
break;
case PRESENCE_DND:
show = STANZA_TEXT_DND;
break;
case PRESENCE_CHAT:
show = STANZA_TEXT_CHAT;
break;
case PRESENCE_XA:
show = STANZA_TEXT_XA;
break;
default: // PRESENCE_ONLINE
show = NULL;
break;
}
if (jabber_conn.status != NULL) {
free(jabber_conn.status);
jabber_conn.status = NULL;
}
if (msg != NULL)
jabber_conn.status = strdup(msg);
xmpp_stanza_t *presence = stanza_create_presence(jabber_conn.ctx, show, msg);
if (pri != 0) {
xmpp_stanza_t *priority, *value;
char pri_str[10];
snprintf(pri_str, sizeof(pri_str), "%d", pri);
priority = xmpp_stanza_new(jabber_conn.ctx);
value = xmpp_stanza_new(jabber_conn.ctx);
xmpp_stanza_set_name(priority, STANZA_NAME_PRIORITY);
xmpp_stanza_set_text(value, pri_str);
xmpp_stanza_add_child(priority, value);
xmpp_stanza_add_child(presence, priority);
}
xmpp_send(jabber_conn.conn, presence);
// send presence for each room
GList *rooms = room_get_rooms();
while (rooms != NULL) {
char *room = rooms->data;
char *nick = room_get_nick_for_room(room);
char *full_room_jid = room_create_full_room_jid(room, nick);
xmpp_stanza_set_attribute(presence, STANZA_ATTR_TO, full_room_jid);
xmpp_send(jabber_conn.conn, presence);
rooms = g_list_next(rooms);
}
g_list_free(rooms);
xmpp_stanza_release(presence);
}
void
jabber_set_autoping(int seconds)
{
if (jabber_conn.conn_status != JABBER_CONNECTED) {
return;
} else {
xmpp_timed_handler_delete(jabber_conn.conn, _ping_timed_handler);
if (seconds != 0) {
int millis = seconds * 1000;
xmpp_timed_handler_add(jabber_conn.conn, _ping_timed_handler, millis,
jabber_conn.ctx);
}
}
}
jabber_conn_status_t
jabber_get_connection_status(void)
{
return (jabber_conn.conn_status);
}
const char *
jabber_get_jid(void)
{
return xmpp_conn_get_jid(jabber_conn.conn);
}
int
jabber_get_priority(void)
{
return jabber_conn.priority;
}
jabber_presence_t
jabber_get_presence(void)
{
return jabber_conn.presence;
}
char *
jabber_get_status(void)
{
if (jabber_conn.status == NULL)
return NULL;
else
return strdup(jabber_conn.status);
}
void
jabber_free_resources(void)
{
saved_user = NULL;
saved_password = NULL;
chat_sessions_clear();
g_hash_table_remove_all(sub_requests);
xmpp_conn_release(jabber_conn.conn);
xmpp_ctx_free(jabber_conn.ctx);
xmpp_shutdown();
}
static void
_jabber_roster_request(void)
{
xmpp_stanza_t *iq = stanza_create_roster_iq(jabber_conn.ctx);
xmpp_send(jabber_conn.conn, iq);
xmpp_stanza_release(iq);
}
static int
_message_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata)
{
gchar *type = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TYPE);
if (type == NULL) {
log_error("Message stanza received with no type attribute");
return 1;
} else if (strcmp(type, STANZA_TYPE_ERROR) == 0) {
return _error_handler(stanza);
} else if (strcmp(type, STANZA_TYPE_GROUPCHAT) == 0) {
return _groupchat_message_handler(stanza);
} else if (strcmp(type, STANZA_TYPE_CHAT) == 0) {
return _chat_message_handler(stanza);
} else {
log_error("Message stanza received with unknown type: %s", type);
return 1;
}
}
static int
_groupchat_message_handler(xmpp_stanza_t * const stanza)
{
char *room = NULL;
char *nick = NULL;
char *message = NULL;
gchar *room_jid = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
// handle room broadcasts
if (room_from_jid_is_room(room_jid)) {
xmpp_stanza_t *subject = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_SUBJECT);
// handle subject
if (subject != NULL) {
message = xmpp_stanza_get_text(subject);
if (message != NULL) {
room = room_get_room_from_full_jid(room_jid);
prof_handle_room_subject(room, message);
}
return 1;
// handle other room broadcasts
} else {
xmpp_stanza_t *body = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_BODY);
if (body != NULL) {
message = xmpp_stanza_get_text(body);
if (message != NULL) {
prof_handle_room_broadcast(room_jid, message);
}
}
return 1;
}
}
// room jid not of form room/nick
if (!room_parse_room_jid(room_jid, &room, &nick)) {
log_error("Could not parse room jid: %s", room_jid);
g_free(room);
g_free(nick);
return 1;
}
// room not active in profanity
if (!room_is_active(room_jid)) {
log_error("Message recieved for inactive groupchat: %s", room_jid);
g_free(room);
g_free(nick);
return 1;
}
// determine if the notifications happened whilst offline
GTimeVal tv_stamp;
gboolean delayed = stanza_get_delay(stanza, &tv_stamp);
xmpp_stanza_t *body = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_BODY);
// check for and deal with message
if (body != NULL) {
char *message = xmpp_stanza_get_text(body);
if (delayed) {
prof_handle_room_history(room, nick, tv_stamp, message);
} else {
prof_handle_room_message(room, nick, message);
}
}
return 1;
}
static int
_error_handler(xmpp_stanza_t * const stanza)
{
gchar *err_msg = NULL;
gchar *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
xmpp_stanza_t *error_stanza = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_ERROR);
xmpp_stanza_t *text_stanza =
xmpp_stanza_get_child_by_name(error_stanza, STANZA_NAME_TEXT);
if (error_stanza == NULL) {
log_debug("error message without <error/> received");
} else {
// check for text
if (text_stanza != NULL) {
err_msg = xmpp_stanza_get_text(text_stanza);
prof_handle_error_message(from, err_msg);
// TODO : process 'type' attribute from <error/> [RFC6120, 8.3.2]
// otherwise show defined-condition
} else {
xmpp_stanza_t *err_cond = xmpp_stanza_get_children(error_stanza);
if (err_cond == NULL) {
log_debug("error message without <defined-condition/> or <text/> received");
} else {
err_msg = xmpp_stanza_get_name(err_cond);
prof_handle_error_message(from, err_msg);
// TODO : process 'type' attribute from <error/> [RFC6120, 8.3.2]
}
}
}
return 1;
}
static int
_chat_message_handler(xmpp_stanza_t * const stanza)
{
gboolean priv = FALSE;
gchar *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
char from_cpy[strlen(from) + 1];
strcpy(from_cpy, from);
char *short_from = strtok(from_cpy, "/");
char *jid = NULL;
// private message from chat room use full jid (room/nick)
if (room_is_active(short_from)) {
jid = strdup(from);
priv = TRUE;
// standard chat message, use jid without resource
} else {
jid = strdup(short_from);
priv = FALSE;
}
// determine chatstate support of recipient
gboolean recipient_supports = FALSE;
if (stanza_contains_chat_state(stanza)) {
recipient_supports = TRUE;
}
// create or update chat session
if (!chat_session_exists(jid)) {
chat_session_start(jid, recipient_supports);
} else {
chat_session_set_recipient_supports(jid, recipient_supports);
}
// determine if the notifications happened whilst offline
GTimeVal tv_stamp;
gboolean delayed = stanza_get_delay(stanza, &tv_stamp);
// deal with chat states if recipient supports them
if (recipient_supports && (!delayed)) {
if (xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_COMPOSING) != NULL) {
if (prefs_get_notify_typing() || prefs_get_intype()) {
prof_handle_typing(jid);
}
} else if (xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_GONE) != NULL) {
prof_handle_gone(jid);
} else if (xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_PAUSED) != NULL) {
// do something
} else if (xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_INACTIVE) != NULL) {
// do something
} else { // handle <active/>
// do something
}
}
// check for and deal with message
xmpp_stanza_t *body = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_BODY);
if (body != NULL) {
char *message = xmpp_stanza_get_text(body);
if (delayed) {
prof_handle_delayed_message(jid, message, tv_stamp, priv);
} else {
prof_handle_incoming_message(jid, message, priv);
}
}
g_free(jid);
return 1;
}
static void
_connection_handler(xmpp_conn_t * const conn,
const xmpp_conn_event_t status, const int error,
xmpp_stream_error_t * const stream_error, void * const userdata)
{
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
// login success
if (status == XMPP_CONN_CONNECT) {
const char *jid = xmpp_conn_get_jid(conn);
prof_handle_login_success(jid);
chat_sessions_init();
xmpp_handler_add(conn, _message_handler, NULL, STANZA_NAME_MESSAGE, NULL, ctx);
xmpp_handler_add(conn, _presence_handler, NULL, STANZA_NAME_PRESENCE, NULL, ctx);
xmpp_handler_add(conn, _iq_handler, NULL, STANZA_NAME_IQ, NULL, ctx);
if (prefs_get_autoping() != 0) {
int millis = prefs_get_autoping() * 1000;
xmpp_timed_handler_add(conn, _ping_timed_handler, millis, ctx);
}
_jabber_roster_request();
jabber_conn.conn_status = JABBER_CONNECTED;
jabber_conn.presence = PRESENCE_ONLINE;
if (prefs_get_reconnect() != 0) {
if (reconnect_timer != NULL) {
g_timer_destroy(reconnect_timer);
reconnect_timer = NULL;
}
}
} else {
// received close stream response from server after disconnect
if (jabber_conn.conn_status == JABBER_DISCONNECTING) {
jabber_conn.conn_status = JABBER_DISCONNECTED;
jabber_conn.presence = PRESENCE_OFFLINE;
if (saved_user != NULL) {
free(saved_user);
saved_user = NULL;
}
if (saved_password != NULL) {
free(saved_password);
saved_password = NULL;
}
// lost connection for unkown reason
} else if (jabber_conn.conn_status == JABBER_CONNECTED) {
prof_handle_lost_connection();
if (prefs_get_reconnect() != 0) {
reconnect_timer = g_timer_new();
}
xmpp_stop(ctx);
jabber_conn.conn_status = JABBER_DISCONNECTED;
jabber_conn.presence = PRESENCE_OFFLINE;
// login attempt failed
} else {
if (reconnect_timer == NULL) {
prof_handle_failed_login();
if (saved_user != NULL) {
free(saved_user);
saved_user = NULL;
}
if (saved_password != NULL) {
free(saved_password);
saved_password = NULL;
}
xmpp_stop(ctx);
jabber_conn.conn_status = JABBER_DISCONNECTED;
jabber_conn.presence = PRESENCE_OFFLINE;
} else {
xmpp_stop(ctx);
if (prefs_get_reconnect() != 0) {
g_timer_start(reconnect_timer);
}
jabber_conn.conn_status = JABBER_DISCONNECTED;
jabber_conn.presence = PRESENCE_OFFLINE;
}
}
}
}
static int
_iq_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata)
{
char *id = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_ID);
// handle the initial roster request
if ((id != NULL) && (strcmp(id, "roster") == 0)) {
return _roster_handler(conn, stanza, userdata);
// handle roster updates
} else {
char *type = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TYPE);
if (type == NULL) {
return TRUE;
}
if (strcmp(type, "set") != 0) {
return TRUE;
}
xmpp_stanza_t *query =
xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
if (query == NULL) {
return TRUE;
}
char *xmlns = xmpp_stanza_get_attribute(query, STANZA_ATTR_XMLNS);
if (xmlns == NULL) {
return TRUE;
}
if (strcmp(xmlns, XMPP_NS_ROSTER) != 0) {
return TRUE;
}
xmpp_stanza_t *item =
xmpp_stanza_get_child_by_name(query, STANZA_NAME_ITEM);
if (item == NULL) {
return TRUE;
}
const char *jid = xmpp_stanza_get_attribute(item, STANZA_ATTR_JID);
const char *sub = xmpp_stanza_get_attribute(item, STANZA_ATTR_SUBSCRIPTION);
if (g_strcmp0(sub, "remove") == 0) {
contact_list_remove(jid);
return TRUE;
}
gboolean pending_out = FALSE;
const char *ask = xmpp_stanza_get_attribute(item, STANZA_ATTR_ASK);
if ((ask != NULL) && (strcmp(ask, "subscribe") == 0)) {
pending_out = TRUE;
}
contact_list_update_subscription(jid, sub, pending_out);
return TRUE;
}
}
static int
_roster_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata)
{
xmpp_stanza_t *query, *item;
char *type = xmpp_stanza_get_type(stanza);
if (strcmp(type, STANZA_TYPE_ERROR) == 0)
log_error("Roster query failed");
else {
query = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_QUERY);
item = xmpp_stanza_get_children(query);
while (item != NULL) {
const char *jid = xmpp_stanza_get_attribute(item, STANZA_ATTR_JID);
const char *name = xmpp_stanza_get_attribute(item, STANZA_ATTR_NAME);
const char *sub = xmpp_stanza_get_attribute(item, STANZA_ATTR_SUBSCRIPTION);
gboolean pending_out = FALSE;
const char *ask = xmpp_stanza_get_attribute(item, STANZA_ATTR_ASK);
if ((ask != NULL) && (strcmp(ask, "subscribe") == 0)) {
pending_out = TRUE;
}
gboolean added = contact_list_add(jid, name, "offline", NULL, sub,
pending_out);
if (!added) {
log_warning("Attempt to add contact twice: %s", jid);
}
item = xmpp_stanza_get_next(item);
}
/* TODO: Save somehow last presence show and use it for initial
* presence rather than PRESENCE_ONLINE. It will be helpful
* when I set dnd status and reconnect for some reason */
// send initial presence
jabber_update_presence(PRESENCE_ONLINE, NULL);
}
return 1;
}
static int
_ping_timed_handler(xmpp_conn_t * const conn, void * const userdata)
{
if (jabber_conn.conn_status == JABBER_CONNECTED) {
xmpp_ctx_t *ctx = (xmpp_ctx_t *)userdata;
xmpp_stanza_t *iq = stanza_create_ping_iq(ctx);
xmpp_send(conn, iq);
xmpp_stanza_release(iq);
}
return 1;
}
static int
_room_presence_handler(const char * const jid, xmpp_stanza_t * const stanza)
{
char *room = NULL;
char *nick = NULL;
if (!room_parse_room_jid(jid, &room, &nick)) {
log_error("Could not parse room jid: %s", room);
g_free(room);
g_free(nick);
return 1;
}
// handle self presence
if (stanza_is_muc_self_presence(stanza, jabber_get_jid())) {
char *type = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TYPE);
gboolean nick_change = stanza_is_room_nick_change(stanza);
if ((type != NULL) && (strcmp(type, STANZA_TYPE_UNAVAILABLE) == 0)) {
// leave room if not self nick change
if (nick_change) {
room_set_pending_nick_change(room);
} else {
prof_handle_leave_room(room);
}
// handle self nick change
} else if (room_is_pending_nick_change(room)) {
room_change_nick(room, nick);
prof_handle_room_nick_change(room, nick);
// handle roster complete
} else if (!room_get_roster_received(room)) {
prof_handle_room_roster_complete(room);
}
// handle presence from room members
} else {
char *type = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TYPE);
char *show_str, *status_str;
xmpp_stanza_t *status = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_STATUS);
if (status != NULL) {
status_str = xmpp_stanza_get_text(status);
} else {
status_str = NULL;
}
if ((type != NULL) && (strcmp(type, STANZA_TYPE_UNAVAILABLE) == 0)) {
// handle nickname change
if (stanza_is_room_nick_change(stanza)) {
char *new_nick = stanza_get_new_nick(stanza);
room_add_pending_nick_change(room, new_nick, nick);
} else {
prof_handle_room_member_offline(room, nick, "offline", status_str);
}
} else {
xmpp_stanza_t *show = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_SHOW);
if (show != NULL) {
show_str = xmpp_stanza_get_text(show);
} else {
show_str = "online";
}
if (!room_get_roster_received(room)) {
room_add_to_roster(room, nick, show_str, status_str);
} else {
char *old_nick = room_complete_pending_nick_change(room, nick);
if (old_nick != NULL) {
room_add_to_roster(room, nick, show_str, status_str);
prof_handle_room_member_nick_change(room, old_nick, nick);
} else {
if (!room_nick_in_roster(room, nick)) {
prof_handle_room_member_online(room, nick, show_str, status_str);
} else {
prof_handle_room_member_presence(room, nick, show_str, status_str);
}
}
}
}
}
return 1;
}
static int
_presence_handler(xmpp_conn_t * const conn,
xmpp_stanza_t * const stanza, void * const userdata)
{
const char *jid = xmpp_conn_get_jid(jabber_conn.conn);
char jid_cpy[strlen(jid) + 1];
strcpy(jid_cpy, jid);
char *short_jid = strtok(jid_cpy, "/");
char *from = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_FROM);
char *type = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TYPE);
if ((type != NULL) && (strcmp(type, STANZA_TYPE_ERROR) == 0)) {
return _error_handler(stanza);
}
// handle chat room presence
if (room_is_active(from)) {
return _room_presence_handler(from, stanza);
// handle regular presence
} else {
char *short_from = strtok(from, "/");
char *type = xmpp_stanza_get_attribute(stanza, STANZA_ATTR_TYPE);
char *show_str, *status_str;
xmpp_stanza_t *status = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_STATUS);
if (status != NULL)
status_str = xmpp_stanza_get_text(status);
else
status_str = NULL;
if (type == NULL) { // available
xmpp_stanza_t *show = xmpp_stanza_get_child_by_name(stanza, STANZA_NAME_SHOW);
if (show != NULL)
show_str = xmpp_stanza_get_text(show);
else
show_str = "online";
if (strcmp(short_jid, short_from) !=0) {
prof_handle_contact_online(short_from, show_str, status_str);
}
} else if (strcmp(type, STANZA_TYPE_UNAVAILABLE) == 0) {
if (strcmp(short_jid, short_from) !=0) {
prof_handle_contact_offline(short_from, "offline", status_str);
}
// subscriptions
} else if (strcmp(type, STANZA_TYPE_SUBSCRIBE) == 0) {
prof_handle_subscription(short_from, PRESENCE_SUBSCRIBE);
g_hash_table_insert(sub_requests, strdup(short_from), strdup(short_from));
} else if (strcmp(type, STANZA_TYPE_SUBSCRIBED) == 0) {
prof_handle_subscription(short_from, PRESENCE_SUBSCRIBED);
g_hash_table_remove(sub_requests, short_from);
} else if (strcmp(type, STANZA_TYPE_UNSUBSCRIBED) == 0) {
prof_handle_subscription(short_from, PRESENCE_UNSUBSCRIBED);
g_hash_table_remove(sub_requests, short_from);
} else { /* unknown type */
log_debug("Received presence with unknown type '%s'", type);
}
}
return 1;
}
static log_level_t
_get_log_level(xmpp_log_level_t xmpp_level)
{
if (xmpp_level == XMPP_LEVEL_DEBUG) {
return PROF_LEVEL_DEBUG;
} else if (xmpp_level == XMPP_LEVEL_INFO) {
return PROF_LEVEL_INFO;
} else if (xmpp_level == XMPP_LEVEL_WARN) {
return PROF_LEVEL_WARN;
} else {
return PROF_LEVEL_ERROR;
}
}
static xmpp_log_level_t
_get_xmpp_log_level()
{
log_level_t prof_level = log_get_filter();
if (prof_level == PROF_LEVEL_DEBUG) {
return XMPP_LEVEL_DEBUG;
} else if (prof_level == PROF_LEVEL_INFO) {
return XMPP_LEVEL_INFO;
} else if (prof_level == PROF_LEVEL_WARN) {
return XMPP_LEVEL_WARN;
} else {
return XMPP_LEVEL_ERROR;
}
}
static void
_xmpp_file_logger(void * const userdata, const xmpp_log_level_t level,
const char * const area, const char * const msg)
{
log_level_t prof_level = _get_log_level(level);
log_msg(prof_level, area, msg);
}
static xmpp_log_t *
_xmpp_get_file_logger()
{
xmpp_log_level_t level = _get_xmpp_log_level();
xmpp_log_t *file_log = malloc(sizeof(xmpp_log_t));
file_log->handler = _xmpp_file_logger;
file_log->userdata = &level;
return file_log;
}