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icb.c
1450 lines (1200 loc) · 44.1 KB
/
icb.c
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/*
* Copyright (c) 2005 Aleksander Piotrowski <aleksander.piotrowski@nic.com.pl>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* vim:ts=4 */
#define PURPLE_PLUGINS
#include "icb.h"
#include <libpurple/cmds.h>
/*
* Keep alives will be sent after KEEPALIVE_TIMEOUT seconds of
* inactivity.
*/
#define KEEPALIVE_TIMEOUT 150
static char icb_input_buf[ICB_BUFSIZE+1];
static char *icb_input_pos = icb_input_buf;
static int icb_input_fill = 0;
static int chat_id = ICB_FIRST_CHAT_ID;
int
icb_get_new_chat_id()
{
return chat_id++;
}
/* XXX Maybe this could be used?
* gconv = purple_find_conversation_with_account(name, gc->account);
*/
static PurpleConversation *
icb_get_current_group(PurpleAccount *account, int chat_id)
{
GList *l = NULL;
PurpleConversation *conv = NULL;
for (l = purple_get_conversations(); l != NULL; l = l->next) {
conv = (PurpleConversation *)l->data;
if (purple_conversation_get_account(conv) == account
&& purple_conversation_get_chat_data(conv) != NULL
&& chat_id == purple_conv_chat_get_id(purple_conversation_get_chat_data(conv))) {
return conv;
}
}
return NULL;
}
static GList *
icb_status_types(PurpleAccount *account)
{
PurpleStatusType *type;
GList *types = NULL;
purple_debug(PURPLE_DEBUG_INFO, "icb", "-> icb_status_types\n");
type = purple_status_type_new_with_attrs(PURPLE_STATUS_AVAILABLE, "available",
_("Available"), TRUE, TRUE, FALSE, "message", _("Message"),
purple_value_new(PURPLE_TYPE_STRING), NULL);
types = g_list_append(types, type);
type = purple_status_type_new_with_attrs(PURPLE_STATUS_OFFLINE, "offline",
_("Offline"), TRUE, TRUE, FALSE, "message", _("Message"),
purple_value_new(PURPLE_TYPE_STRING), NULL);
types = g_list_append(types, type);
purple_debug(PURPLE_DEBUG_INFO, "icb", "<- icb_status_types\n");
return types;
}
void
icb_dump_packet(IcbPacket *packet)
{
int i;
purple_debug_info("icb", "-> icb_dump_packet\n");
purple_debug_info("icb", "length: %d\n", packet->length);
purple_debug_info("icb", "command: %c\n", packet->command);
for (i = 0; i < packet->nof; i++) {
purple_debug_info("icb", "field %d: %ld \"%s\"\n",
i, (long) strlen(packet->fields[i]), packet->fields[i]);
}
purple_debug_info("icb", "<- icb_dump_packet\n");
}
void
icb_free_packet(IcbPacket **packet)
{
IcbPacket *tmp = *packet;
int i;
for (i = 0; i < tmp->nof; i++) {
free(tmp->fields[i]);
}
free(tmp);
*packet = NULL;
}
void
icb_dump_buf(char *buf, int len)
{
int i;
char *out = (char *) calloc(1, len+1);
if (!out) {
return;
}
for (i = 0; i < len; i++) {
*(out+i) = *(buf+i) == ICB_SEPARATOR ? ',' : *(buf+i);
}
/* Replace first char of buf (size) with X as it could have
* a non-printable value
*/
*out = 'X';
purple_debug_info("icb", "len= %d, buf=\"%s\"\n", len, out);
free(out);
}
IcbPacket *
icb_parse_buf()
{
char *separator, *tmpbuf;
unsigned char size;
IcbPacket *packet = NULL;
purple_debug_info("icb", "-> icb_parse_buf\n");
/* There has to be at least two chars in buffer: size and command */
if (icb_input_fill < 2) {
purple_debug_info("icb", "Buffer is to short.\n");
return NULL;
}
icb_dump_buf(icb_input_pos, icb_input_fill);
/* Check if there is a full packet in buffer.
* First char is a packet size, so let's check if
* buffer size isn't to small.
*/
if (*icb_input_pos > icb_input_fill) {
purple_debug_info("icb", "Looks like buffer is not filled with full packet\n");
return NULL;
}
packet = (IcbPacket *) calloc(1, sizeof(IcbPacket));
if (!packet) {
purple_debug_info("icb", "calloc(IcbPacket)\n");
purple_debug_info("icb", "<- icb_parse_buf\n");
return NULL;
}
size = * (unsigned char *) icb_input_pos; /* size of the packet */
tmpbuf = icb_input_pos+1; /* Command sent in packet */
packet->nof = 0;
packet->fields = (char **) calloc(1, ICB_MAX_NO_FIELDS*sizeof(char *));
packet->length = size;
packet->command = *tmpbuf++;
separator = tmpbuf;
while (tmpbuf - icb_input_pos < packet->length + 1) {
/* new field */
if ((*tmpbuf == ICB_SEPARATOR || *tmpbuf == '\0')
&& separator != tmpbuf) {
*tmpbuf = '\0';
packet->fields[packet->nof++] = strdup(separator);
separator = tmpbuf+1;
}
tmpbuf++;
}
icb_input_pos = tmpbuf;
icb_input_fill -= packet->length + 1;
purple_debug_info("icb", "<- icb_parse_buf\n");
return packet;
}
void
icb_login_cb(gpointer data, gint source, const gchar *error_message)
{
PurpleConnection *gc = data;
IcbSession *icb = gc->proto_data;
purple_debug(PURPLE_DEBUG_INFO, "icb", "-> icb_login_cb\n");
if (source < 0) {
purple_connection_error(gc, _("Couldn't connect to host"));
return;
}
fcntl(source, F_SETFL, 0);
icb->fd = source;
purple_connection_update_progress(gc, _("Reading protocol packet"), 2, ICB_CONNECT_STEPS);
gc->inpa = purple_input_add(icb->fd, PURPLE_INPUT_READ, icb_input_cb, gc);
icb->sr_time = time(NULL);
purple_debug_info("icb", "<- icb_login_cb\n");
}
/* ICB packet is:
* size -> one byte
* command -> one byte
* data -> 253 bytes
* -> field 0
* -> seperator
* -> field 1
* -> [and so on]
* -> NUL
*/
int
icb_send(IcbSession *icb, char command, int params, ...)
{
const char *field;
char packet[ICB_PACKET_SIZE];
char *pos = packet;
va_list arg;
int fieldlen, ret, size;
purple_debug_info("icb", "-> icb_send\n");
if (icb->fd < 0) {
purple_debug_info("icb", "<- icb_send: icb->fd < 0");
return -1;
}
memset(packet, '\0', sizeof(packet));
// size of packet (filled with dummy value for now)
*pos++ = '-';
// command
*pos = command;
// amount of data in buffer
size = 2;
// fields
va_start(arg, params);
while (params-- > 0) {
field = va_arg(arg, const char *);
if (field != NULL) {
fieldlen = strlen(field);
// -1 to leave space for NUL at the end of buffer
if (fieldlen + size > ICB_PACKET_SIZE -1) {
purple_debug_info("icb", "<- icb_send: too much data to write");
va_end(arg);
return -1;
}
// field data
strncpy(&packet[size], field, fieldlen);
size += fieldlen;
} else
purple_debug_info("icb", "Skipping NULL param");
// separator
if (params != 0) {
packet[size] = ICB_SEPARATOR;
size++;
}
}
va_end(arg);
// packet size
*packet = size;
icb_dump_buf(packet, strlen(packet));
ret = write(icb->fd, packet, size + 1);
if (ret < 0) {
purple_debug_info("icb", "write(): %d, %s\n", errno, strerror(errno));
purple_connection_error(purple_account_get_connection(icb->account),
_("Server has disconnected"));
} else
icb->sr_time = time(NULL);
purple_debug_info("icb", "<- icb_send %d byte(s)\n", ret);
return ret;
}
static void
icb_login(PurpleAccount *account)
{
PurpleConnection *gc;
IcbSession *icb;
PurpleProxyConnectData *err;
const char *user;
char **userparts;
purple_debug_info("icb", "-> icb_login\n");
gc = purple_account_get_connection(account);
gc->flags |= PURPLE_CONNECTION_NO_NEWLINES;
gc->proto_data = icb= g_new0(IcbSession, 1);
icb->account = account;
icb->chat_id = icb_get_new_chat_id();
memset(icb_input_buf, '\0', sizeof(icb_input_buf));
icb_input_pos = icb_input_buf;
icb_input_fill = 0;
user = purple_account_get_username(account);
userparts = g_strsplit(user, "@", 2);
purple_connection_set_display_name(gc, userparts[0]);
icb->user = g_strdup(userparts[0]);
icb->server = g_strdup(userparts[1]);
g_strfreev(userparts);
icb->port = purple_account_get_int(account, "port", ICB_DEFAULT_PORT);
icb->login_id = purple_account_get_string(account, "login_id", "");
purple_connection_update_progress(gc, _("Connecting"), 1, ICB_CONNECT_STEPS);
err = purple_proxy_connect(gc, account, icb->server, icb->port, icb_login_cb, gc);
if (!err || !account->gc) {
purple_connection_error(gc, _("Couldn't create socket"));
purple_debug_info("icb", "<- icb_login\n");
return;
}
purple_debug_info("icb", "<- icb_login\n");
}
void
icb_show_get_info(IcbSession *icb, IcbPacket *packet)
{
PurpleNotifyUserInfo *user_info;
time_t idle;
gchar *timex;
/* wl
* icb: command: i
* icb: field 0: 2 "wl"
* icb: field 1: 1 "m" -- mod
* icb: field 2: 8 "pelotass" -- nickname
* icb: field 3: 3 "355" -- idle (seconds)
* icb: field 4: 1 "0" -- response time (not used)
* icb: field 5: 10 "1134676594" -- login time (time_t since 19700101)
* icb: field 6: 8 "pelotass" -- userid
* icb: field 7: 14 "[84.10.69.233]" -- hostid
* icb: field 8: 4 "(nr)" -- register info
*/
user_info = purple_notify_user_info_new();
purple_notify_user_info_add_pair(user_info, _("Nickname"), packet->fields[2]);
purple_notify_user_info_add_pair(user_info, _("Registration"),
strcmp(packet->fields[8], "(nr)") == 0 ? _("not registered") : _("registered"));
purple_notify_user_info_add_pair(user_info, _("Username"), packet->fields[6]);
purple_notify_user_info_add_pair(user_info, _("Hostname"), packet->fields[7]);
idle = atoi(packet->fields[3]);
if (idle > 0) {
timex = purple_str_seconds_to_string(idle);
purple_notify_user_info_add_pair(user_info, _("Idle for"), timex);
g_free(timex);
}
idle = atoi(packet->fields[5]);
purple_notify_user_info_add_pair(user_info, _("Online since"), ctime(&idle));
purple_notify_userinfo(purple_account_get_connection(icb->account), packet->fields[2], user_info, NULL, NULL);
purple_notify_user_info_destroy(user_info);
}
void
icb_input_cb(gpointer data, gint source, PurpleInputCondition cond)
{
PurpleConnection *gc = data;
IcbSession *icb = gc->proto_data;
IcbPacket *packet = NULL;
int len, ret;
char *tmp;
purple_debug_misc("icb", "-> icb_input_cb: fd=%d\n", icb->fd);
if (icb->fd < 0) {
purple_debug_info("icb", "icb->fd < 0");
return;
}
len = read(icb->fd, icb_input_pos + icb_input_fill,
ICB_BUFSIZE - (icb_input_pos - icb_input_buf + icb_input_fill));
purple_debug_info("icb", "Read() got %d chars\n", len);
if (len < 0) {
purple_debug_info("icb", "errno=%d strerror=%s\n", errno, strerror(errno));
purple_connection_error(gc, _("Read error"));
return;
} else if (len == 0) {
purple_connection_error(gc, _("Server has disconnected"));
return;
}
icb_input_fill += len;
purple_debug_info("icb", "Now buffer is filled with %d char(s)\n", icb_input_fill);
while (icb_input_fill > 0 && (packet = icb_parse_buf()) != NULL) {
icb->sr_time = time(NULL);
icb_dump_packet(packet);
switch (packet->command) {
case ICB_CMD_PROTO_VERSION:
purple_connection_update_progress(gc,
_("Sending login information"), 2,
ICB_CONNECT_STEPS);
const char *login_id;
if (icb->login_id && icb->login_id[0] != '\0')
login_id = icb->login_id;
else
login_id = icb->user;
if (gc->account->password && *gc->account->password) {
ret = icb_send(icb, ICB_CMD_LOGIN, 5, login_id, icb->user,
purple_account_get_string(gc->account, "group", ICB_DEFAULT_GROUP),
"login", gc->account->password);
} else {
ret = icb_send(icb, ICB_CMD_LOGIN, 4, login_id, icb->user,
purple_account_get_string(gc->account, "group", ICB_DEFAULT_GROUP),
"login");
}
if (ret < 0) {
purple_connection_error(gc,
_("Error sending login information"));
icb_free_packet(&packet);
return;
}
break;
case ICB_CMD_LOGIN:
purple_connection_set_state(gc, PURPLE_CONNECTED);
break;
case ICB_CMD_ERROR:
if (packet->nof == 1) {
purple_notify_warning(gc, NULL, _("Error message from server"), packet->fields[0]);
}
break;
case ICB_CMD_EXIT:
purple_connection_error(gc, "Received Exit packet. Closing connection.");
break;
/*
* icb: command: c
* icb: field 0: 7 "pelotas"
* icb: field 1: 2 "Hi"
*/
case ICB_CMD_PERSONAL_MSG:
if (packet->nof >= 1) {
char *msg;
msg = g_markup_escape_text(packet->nof == 1 ? "" : packet->fields[1], -1);
serv_got_im(gc, packet->fields[0], msg, 0, time(NULL));
g_free(msg);
}
break;
case ICB_CMD_OPEN_MSG:
if (packet->nof == 2) {
char *msg;
msg = g_markup_escape_text(packet->fields[1], -1);
serv_got_chat_in(gc, icb->chat_id, packet->fields[0], 0, msg, time(NULL));
g_free(msg);
}
break;
case ICB_CMD_STATUS_MSG:
/* Just joined a group */
if (packet->nof == 2 &&
strncmp(packet->fields[1], ICB_STAT_JOIN, ICB_STAT_JOIN_LEN) == 0) {
PurpleConversation *conv = NULL;
char group[ICB_PACKET_SIZE], *name_end, *name_start;
/* Looking for a group name */
memset(group, '\0', sizeof(group));
/* +1 to skip space after ICB_STAT_JOIN */
name_start = packet->fields[1] + ICB_STAT_JOIN_LEN + 1;
name_end = name_start;
while (((name_end - packet->fields[1]) < strlen(packet->fields[1])) && *name_end != ' ') {
name_end++;
}
strncpy(group, packet->fields[1] + ICB_STAT_JOIN_LEN + 1,
name_end - name_start);
/* Leave previous group. You can only join one group on ICB */
conv = icb_get_current_group(gc->account, icb->chat_id);
if (conv) {
purple_debug_info("icb", "Leaving previous conv %d\n", icb->chat_id);
serv_got_chat_left(gc, icb->chat_id);
free(icb->group);
}
/* Joining new group and getting user list */
icb->group = strdup(group);
icb->chat_id = icb_get_new_chat_id();
purple_debug_info("icb", "Joined chat %d\n", icb->chat_id);
serv_got_joined_chat(gc, icb->chat_id, group);
SET_WL_MODE(icb, WL_MODE_GROUP_LIST);
icb_send(icb, ICB_CMD_COMMAND, 2, "w", ".");
/* Somebody has joined current group */
} else if (packet->nof == 2 &&
((strncmp(packet->fields[0], ICB_STAT_ARRIVE, ICB_STAT_ARRIVE_LEN) == 0)
|| (strncmp(packet->fields[0], ICB_STAT_SIGNON, ICB_STAT_SIGNON_LEN) == 0))) {
PurpleConversation *conv = NULL;
char user[ICB_PACKET_SIZE], *name_end, *name_start;
int len;
/* Get current group */
conv = icb_get_current_group(gc->account, icb->chat_id);
if (!conv)
break;
/* Looking for a group name */
memset(user, '\0', sizeof(user));
len = strlen(packet->fields[1]);
name_start = packet->fields[1];
name_end = name_start;
while (((name_end - packet->fields[1]) < len) && *name_end != ' ') {
name_end++;
}
strncpy(user, packet->fields[1], name_end - name_start);
purple_conv_chat_add_user(PURPLE_CONV_CHAT(conv), user,
NULL, PURPLE_CBFLAGS_NONE, TRUE);
/* Somebody has left current group */
/*
* icb: field 0: 8 "Sign-off"
* icb: field 1: 42 "alek (alek@[84.10.69.233]) has signed off."
* 45 "Your group moderator signed off. (No timeout)"
*/
} else if (packet->nof == 2 &&
((strncmp(packet->fields[0], ICB_STAT_DEPART, ICB_STAT_DEPART_LEN) == 0)
|| (strncmp(packet->fields[0], ICB_STAT_SIGNOFF, ICB_STAT_SIGNOFF_LEN) == 0))) {
PurpleConversation *conv = NULL;
char user[ICB_PACKET_SIZE], *name_end, *name_start;
int len;
/* Get current group */
conv = icb_get_current_group(gc->account, icb->chat_id);
if (!conv)
break;
/* My moderator just left, bogus Sign-off message. Ignore it */
if (strstr(packet->fields[1], ICB_STAT_MOD_SIGNOFF) != NULL) {
break;
}
/* Looking for a group name */
memset(user, '\0', sizeof(user));
len = strlen(packet->fields[1]);
name_start = packet->fields[1];
name_end = name_start;
while (((name_end - packet->fields[1]) < len) && *name_end != ' ') {
name_end++;
}
strncpy(user, packet->fields[1], name_end - name_start);
purple_conv_chat_remove_user(PURPLE_CONV_CHAT(conv), user, NULL);
/* Somebody has changed nick */
} else if (packet->nof == 2 &&
(strncmp(packet->fields[0], ICB_NICK_CHANGE, ICB_NICK_CHANGE_LEN) == 0)) {
char *orig_name, *new_name, *tmp;
PurpleConversation *conv;
/* Who is changing nick .. */
orig_name = packet->fields[1];
tmp = strchr(packet->fields[1], ' ');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error message"), "Cannot get original nick");
break;
}
*tmp = '\0';
/* .. and what's his new nick */
new_name = strrchr(tmp + 1, ' ');
if (new_name == NULL) {
purple_notify_warning(gc, NULL, _("Error message"), "Cannot get new nick");
break;
}
new_name++;
if (!purple_utf8_strcasecmp(orig_name, purple_connection_get_display_name(gc))) {
purple_connection_set_display_name(gc, new_name);
}
/* Change user's nick in the group we belngs to */
conv = icb_get_current_group(gc->account, icb->chat_id);
if (conv) {
purple_conv_chat_rename_user(PURPLE_CONV_CHAT(conv), orig_name, new_name);
}
/* ... and in the private IM window too */
conv = purple_find_conversation_with_account(PURPLE_CONV_TYPE_IM, orig_name, gc->account);
if (conv) {
purple_conversation_set_name(conv, new_name);
}
/* Someone has been booted */
} else if (packet->nof == 2 &&
(strncmp(packet->fields[0], ICB_STAT_BOOTED, ICB_STAT_BOOTED_LEN) == 0)) {
char name[ICB_MAX_DATA_SIZE];
int namelen = 0;
PurpleConversation *conv;
/* First space ends nick */
tmp = strchr(packet->fields[1], ' ');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error"),
"No space after nick in boot command.\n");
break;
}
namelen = tmp - packet->fields[1];
if ((namelen < 0) || (namelen > ICB_MAX_DATA_SIZE)) {
purple_notify_warning(gc, NULL, _("Error"),
"Name in boot command has wrong length.\n");
break;
}
strncpy(name, packet->fields[1], namelen);
name[namelen] = '\0';
conv = icb_get_current_group(gc->account, icb->chat_id);
if (!purple_utf8_strcasecmp(purple_connection_get_display_name(gc), name)) {
purple_conv_chat_write(PURPLE_CONV_CHAT(conv), "?", "You have been booted",
PURPLE_MESSAGE_SYSTEM, time(NULL));
/* We could wait for another boot packet that would tell us who booted us. */
serv_got_chat_left(gc, icb->chat_id);
} else {
purple_conv_chat_write(PURPLE_CONV_CHAT(conv), "aa", packet->fields[1],
PURPLE_MESSAGE_SYSTEM, time(NULL));
}
} else if (packet->nof == 2 &&
(strncmp(packet->fields[0], ICB_STAT_TOPIC, ICB_STAT_TOPIC_LEN) == 0)) {
char *name, *topic, *tmp;
PurpleConversation *conv;
/* Who has changed the topic */
name = packet->fields[1];
tmp = strchr(packet->fields[1], ' ');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error"),
"Cannot find who has changed topic.\n");
break;
}
*tmp = '\0';
/* Looking for the begining of the new topic ... */
tmp = strchr(++tmp, '"');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error"),
"Cannot find new topic.\n");
break;
}
topic = ++tmp;
/* ... and it's end */
tmp = strrchr(topic, '"');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error"),
"Cannot find the end of new topic.\n");
break;
}
*tmp = '\0';
tmp = g_markup_escape_text(topic, -1);
conv = icb_get_current_group(gc->account, icb->chat_id);
/* Now it's time to set the new topic */
purple_conv_chat_set_topic(PURPLE_CONV_CHAT(conv), name, topic);
name = g_strdup_printf(_("%s has changed the topic to: %s"), name, tmp);
purple_conv_chat_write(PURPLE_CONV_CHAT(conv), "", name,
PURPLE_MESSAGE_SYSTEM, time(NULL));
g_free(tmp);
g_free(name);
/*
* icb: command: d
* icb: field 0: 4 "Pass"
* icb: field 1: 38 "pelotass has passed moderation to alek"
* 20 "pelotass is now mod."
*/
} else if (packet->nof == 2 &&
(strncmp(packet->fields[0], ICB_STAT_PASS, ICB_STAT_PASS_LEN) == 0)) {
char old_mod[ICB_MAX_DATA_SIZE], *new_mod;
PurpleConversation *conv;
conv = icb_get_current_group(gc->account, icb->chat_id);
memset(old_mod, '\0', sizeof(old_mod));
tmp = strchr(packet->fields[1], ' ');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error"),
"Cannot find who has passed mod privileges.\n");
break;
}
strncpy(old_mod, packet->fields[1], tmp - packet->fields[1]);
if (strstr(++tmp, ICB_STAT_PASS_AUTO) != NULL) {
/* old_mod points to new_mod in this case */
new_mod = old_mod;
goto moderator_just_left;
}
tmp = strrchr(++tmp, ' ');
if (tmp == NULL) {
purple_notify_warning(gc, NULL, _("Error"),
"Cannot find new moderator.\n");
break;
}
new_mod = ++tmp;
purple_conv_chat_user_set_flags(PURPLE_CONV_CHAT(conv), old_mod, PURPLE_CBFLAGS_NONE);
moderator_just_left:
purple_conv_chat_user_set_flags(PURPLE_CONV_CHAT(conv), new_mod, PURPLE_CBFLAGS_OP);
purple_conv_chat_write(PURPLE_CONV_CHAT(conv), "", packet->fields[1],
PURPLE_MESSAGE_SYSTEM, time(NULL));
} else if (packet->nof == 2) {
char *tmp;
PurpleConversation *conv;
conv = icb_get_current_group(gc->account, icb->chat_id);
tmp = g_strdup_printf(_("%s: %s"), packet->fields[0], packet->fields[1]);
serv_got_im(gc, ICB_SERVICES_NAME, tmp, 0, time(NULL));
#if 0
purple_conv_chat_write(PURPLE_CONV_CHAT(conv), "", tmp,
PURPLE_MESSAGE_SYSTEM, time(NULL));
#endif
g_free(tmp);
break;
}
case ICB_CMD_COMMAND_RESP:
/* group listing: one wl entry for each member
* icb: command: i
* icb: field 0: 2 "wl"
* icb: field 1: 1 "m"
* icb: field 2: 8 "pelotass"
* icb: field 3: 3 "355"
* icb: field 4: 1 "0"
* icb: field 5: 10 "1134676594"
* icb: field 6: 8 "pelotass"
* icb: field 7: 14 "[84.10.69.233]"
* icb: field 8: 4 "(nr)"
*/
if (packet->nof == 9 && (strncmp(packet->fields[0], "wl", 2) == 0)) {
PurpleConversation *conv;
/* wl is response for group list query */
if (icb->wl == WL_MODE_GROUP_LIST) {
conv = icb_get_current_group(gc->account, icb->chat_id);
if (!conv)
break;
purple_debug_info("icb", "new user=%s\n", packet->fields[2]);
purple_conv_chat_add_user(purple_conversation_get_chat_data(conv), packet->fields[2], NULL,
packet->fields[1][0] == 'm' ? PURPLE_CBFLAGS_OP : PURPLE_CBFLAGS_NONE, FALSE);
/* wl is a response to get_info callback */
} else if (strcmp(packet->fields[2], icb->wl_nick) == 0) {
icb_show_get_info(icb, packet);
icb->wl_nick[0] = '\0';
}
/* packet with Mod and Topic */
} else if (packet->nof == 2 && (strncmp(packet->fields[0], "co", 2) == 0)
&& ((tmp = strstr(packet->fields[1], ICB_TOPIC)) != NULL)) {
PurpleConversation *conv;
purple_debug_info("icb", "New topic is: %s\n", tmp + strlen(ICB_TOPIC));
conv = icb_get_current_group(gc->account, icb->chat_id);
if (!conv)
break;
purple_conv_chat_set_topic(purple_conversation_get_chat_data(conv), "(unknown)",
tmp + strlen(ICB_TOPIC));
/*
* icb: command: i
* icb: field 0: 2 "co"
* icb: field 1: 48 "help lists this table"
*/
} else if (packet->nof == 2 && (strncmp(packet->fields[0], "co", 2) == 0)
&& (strlen(packet->fields[1]) != 1 || packet->fields[1][0] != ' ')) {
#if 0
PurpleConversation *conv;
#endif
serv_got_im(gc, ICB_SERVICES_NAME, packet->nof == 1 ? "" : packet->fields[1], 0, time(NULL));
#if 0
conv = icb_get_current_group(gc->account, icb->chat_id);
if (conv) {
purple_conv_chat_write(PURPLE_CONV_CHAT(conv), "", packet->fields[1],
PURPLE_MESSAGE_SYSTEM, time(NULL));
/* co's before first conv are assumed to be MOTD */
} else {
char *escaped;
if (icb->motd == NULL)
icb->motd = g_string_new("");
escaped = g_markup_escape_text(packet->fields[1], -1);
g_string_append_printf(icb->motd, "%s<br>", escaped);
g_free(escaped);
}
#endif
}
break;
case ICB_CMD_PONG:
purple_debug_info("icb", "pong msg\n");
break;
default:
break;
}
icb_free_packet(&packet);
}
/* Move data left in buffer to the beginning */
if (icb_input_fill > 0 && icb_input_pos != icb_input_buf) {
memmove(icb_input_buf, icb_input_pos, icb_input_fill);
*(icb_input_buf + icb_input_fill) = '\0';
}
icb_input_pos = icb_input_buf;
purple_debug_misc("icb", "<- icb_input_cb()\n");
}
static void
icb_close(PurpleConnection *gc)
{
IcbSession *icb = gc->proto_data;
purple_debug_info("icb", "-> icb_close\n");
if (icb == NULL) {
purple_debug_info("icb", "<- icb_close\n");
return;
}
if (gc->inpa)
purple_input_remove(gc->inpa);
close(icb->fd);
g_free(icb->server);
g_free(icb->user);
#if 0
g_string_free(icb->motd, TRUE);
#endif
g_free(icb);
purple_debug_info("icb", "<- icb_close\n");
}
static int
icb_send_chat(PurpleConnection *gc, int id, const char *message, PurpleMessageFlags flags)
{
IcbSession *icb = gc->proto_data;
int r, len = strlen(message);
char *tmp, *pos, buf[ICB_MAX_DATA_SIZE+1];
purple_debug_info("icb", "icb_send_chat\n");
purple_debug_info("icb", "id=%d, len=%d, msg=\"%s\"\n", id, len, message);
tmp = purple_markup_strip_html(message);
/* Split <message> into smaller chunks, as packed size is limited to
* ICB_MAX_DATA_SIZE bytes.
*/
pos = (char *) tmp;
while (len > 0) {
r = len < ICB_MAX_DATA_SIZE ? len : ICB_MAX_DATA_SIZE;
memcpy(buf, pos, r);
buf[r] = '\0';
pos += r;
len -= r;
r = icb_send(icb, ICB_CMD_OPEN_MSG, 1, buf);
if (r) {
serv_got_chat_in(gc, id, purple_connection_get_display_name(gc), 0, message, time(NULL));
}
}
g_free(tmp);
purple_debug_info("icb", "<- icb_send_chat\n");
return 0;
}
static int
icb_send_im(PurpleConnection *gc, const char *who, const char *msg, PurpleMessageFlags flags)
{
IcbSession *icb = gc->proto_data;
char buf[ICB_PACKET_SIZE], *tmp, *pos, *appendpos;
int r, wholen, msglen, max_msg_size;
wholen = strlen(who);
msglen = strlen(msg);
purple_debug_info("icb", "icb_send_im\n");
purple_debug_info("icb", "who=\"%s\", len=%d, msg=\"%s\"\n", who, msglen, msg);
tmp = purple_markup_strip_html(msg);
/* max_msg_size is smaller than ICB_MAX_DATA_SIZE as IM packet looks like this:
* -gm,username message sent by user*
* where:
* - is packet size
* , is ICB_SEPARATOR
* * is NUL
* -3 is for "m", "," and spacebar after username.
*/
max_msg_size = ICB_MAX_DATA_SIZE - 3 - wholen;
/* adding common "username " to buffer */
memcpy(buf, who, wholen);
buf[wholen] = ' ';
appendpos = &buf[wholen + 1];
pos = (char *) tmp;
while (msglen > 0) {
r = msglen < max_msg_size ? msglen : max_msg_size;
memcpy(appendpos, pos, r);
*(appendpos + r) = '\0';
pos += r;
msglen -= r;
r = icb_send(icb, ICB_CMD_COMMAND, 2, "m", buf);
if (r <= 0) {
g_free(tmp);
return 0;
}
}
g_free(tmp);
purple_debug_info("icb", "<- icb_send_im\n");
return 1;
}
static void
icb_get_info(PurpleConnection *gc, const char *who)
{
IcbSession *icb = gc->proto_data;
int ret;
purple_debug_info("icb", "-> icb_get_info: %s\n", who);
SET_WL_MODE(icb, WL_MODE_GET_INFO);
icb->wl_nick[0] = '\0';
strncat(icb->wl_nick, who, sizeof(icb->wl_nick) - 1);
ret = icb_send(icb, ICB_CMD_COMMAND, 2, "w", "");
if (ret < 0) {
purple_connection_error(gc, _("Unable to access user profile."));
return;
}
purple_debug_info("icb", "<- icb_get_info\n");
}
static void
icb_join_chat(PurpleConnection *gc, GHashTable *data)
{
IcbSession *icb = gc->proto_data;
char *group;
purple_debug_info("icb", "-> icb_join_chat\n");