1
0
mirror of https://github.com/irssi/irssi.git synced 2024-12-04 14:46:39 -05:00
irssi/src/core/session.c
Valentin Batz 99c2aaca4c /UPGRADE saves now server->version
git-svn-id: http://svn.irssi.org/repos/irssi/trunk@3324 dbcabf3a-b0e7-0310-adc4-f8d773084564
2004-10-18 14:40:33 +00:00

397 lines
12 KiB
C

/*
session.c : irssi
Copyright (C) 2001 Timo Sirainen
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "module.h"
#include "signals.h"
#include "commands.h"
#include "args.h"
#include "net-sendbuffer.h"
#include "pidwait.h"
#include "lib-config/iconfig.h"
#include "chat-protocols.h"
#include "servers.h"
#include "servers-setup.h"
#include "channels.h"
#include "nicklist.h"
static char *session_file;
char *irssi_binary = NULL;
static char **session_args;
void session_set_binary(const char *path)
{
const char *envpath;
char **paths, **tmp;
char *str;
g_free_and_null(irssi_binary);
if (g_path_is_absolute(path)) {
/* full path - easy */
irssi_binary = g_strdup(path);
return;
}
if (strchr(path, G_DIR_SEPARATOR) != NULL) {
/* relative path */
str = g_get_current_dir();
irssi_binary = g_strconcat(str, G_DIR_SEPARATOR_S, path, NULL);
g_free(str);
return;
}
/* we'll need to find it from path. */
envpath = g_getenv("PATH");
if (envpath == NULL) return;
paths = g_strsplit(envpath, ":", -1);
for (tmp = paths; *tmp != NULL; tmp++) {
str = g_strconcat(*tmp, G_DIR_SEPARATOR_S, path, NULL);
if (access(str, X_OK) == 0) {
irssi_binary = str;
break;
}
g_free(str);
}
g_strfreev(paths);
}
void session_upgrade(void)
{
if (session_args == NULL)
return;
execvp(session_args[0], session_args);
fprintf(stderr, "exec failed: %s: %s\n",
session_args[0], g_strerror(errno));
}
/* SYNTAX: UPGRADE [<irssi binary path>] */
static void cmd_upgrade(const char *data)
{
CONFIG_REC *session;
char *session_file, *str;
if (*data == '\0')
data = irssi_binary;
if (data == NULL)
cmd_return_error(CMDERR_NOT_ENOUGH_PARAMS);
/* save the session */
session_file = g_strdup_printf("%s/session", get_irssi_dir());
session = config_open(session_file, 0600);
unlink(session_file);
signal_emit("session save", 1, session);
config_write(session, NULL, -1);
config_close(session);
/* data may contain some other program as well, like
/UPGRADE /usr/bin/screen irssi */
str = g_strdup_printf("%s --noconnect --session=%s --home=%s --config=%s",
data, session_file, get_irssi_dir(), get_irssi_config());
session_args = g_strsplit(str, " ", -1);
g_free(str);
signal_emit("gui exit", 0);
}
static void session_save_nick(CHANNEL_REC *channel, NICK_REC *nick,
CONFIG_REC *config, CONFIG_NODE *node)
{
static char other[2];
node = config_node_section(node, NULL, NODE_TYPE_BLOCK);
config_node_set_str(config, node, "nick", nick->nick);
config_node_set_bool(config, node, "op", nick->op);
config_node_set_bool(config, node, "halfop", nick->halfop);
config_node_set_bool(config, node, "voice", nick->voice);
other[0] = nick->other;
other[1] = '\0';
config_node_set_str(config, node, "other", other);
signal_emit("session save nick", 4, channel, nick, config, node);
}
static void session_save_channel_nicks(CHANNEL_REC *channel, CONFIG_REC *config,
CONFIG_NODE *node)
{
GSList *tmp, *nicks;
node = config_node_section(node, "nicks", NODE_TYPE_LIST);
nicks = nicklist_getnicks(channel);
for (tmp = nicks; tmp != NULL; tmp = tmp->next)
session_save_nick(channel, tmp->data, config, node);
g_slist_free(nicks);
}
static void session_save_channel(CHANNEL_REC *channel, CONFIG_REC *config,
CONFIG_NODE *node)
{
node = config_node_section(node, NULL, NODE_TYPE_BLOCK);
config_node_set_str(config, node, "name", channel->name);
config_node_set_str(config, node, "visible_name", channel->visible_name);
config_node_set_str(config, node, "topic", channel->topic);
config_node_set_str(config, node, "topic_by", channel->topic_by);
config_node_set_int(config, node, "topic_time", channel->topic_time);
config_node_set_str(config, node, "key", channel->key);
signal_emit("session save channel", 3, channel, config, node);
}
static void session_save_server_channels(SERVER_REC *server,
CONFIG_REC *config,
CONFIG_NODE *node)
{
GSList *tmp;
/* save channels */
node = config_node_section(node, "channels", NODE_TYPE_LIST);
for (tmp = server->channels; tmp != NULL; tmp = tmp->next)
session_save_channel(tmp->data, config, node);
}
static void session_save_server(SERVER_REC *server, CONFIG_REC *config,
CONFIG_NODE *node)
{
int handle;
node = config_node_section(node, NULL, NODE_TYPE_BLOCK);
config_node_set_str(config, node, "chat_type",
chat_protocol_find_id(server->chat_type)->name);
config_node_set_str(config, node, "address", server->connrec->address);
config_node_set_int(config, node, "port", server->connrec->port);
config_node_set_str(config, node, "chatnet", server->connrec->chatnet);
config_node_set_str(config, node, "password", server->connrec->password);
config_node_set_str(config, node, "nick", server->nick);
config_node_set_str(config, node, "version", server->version);
config_node_set_bool(config, node, "use_ssl", server->connrec->use_ssl);
config_node_set_str(config, node, "ssl_cert", server->connrec->ssl_cert);
config_node_set_str(config, node, "ssl_pkey", server->connrec->ssl_pkey);
config_node_set_bool(config, node, "ssl_verify", server->connrec->ssl_verify);
config_node_set_str(config, node, "ssl_cafile", server->connrec->ssl_cafile);
config_node_set_str(config, node, "ssl_capath", server->connrec->ssl_capath);
handle = g_io_channel_unix_get_fd(net_sendbuffer_handle(server->handle));
config_node_set_int(config, node, "handle", handle);
signal_emit("session save server", 3, server, config, node);
/* fake the server disconnection */
g_io_channel_unref(net_sendbuffer_handle(server->handle));
net_sendbuffer_destroy(server->handle, FALSE);
server->handle = NULL;
server->connection_lost = TRUE;
server->no_reconnect = TRUE;
server_disconnect(server);
}
static void session_restore_channel_nicks(CHANNEL_REC *channel,
CONFIG_NODE *node)
{
GSList *tmp;
/* restore nicks */
node = config_node_section(node, "nicks", -1);
if (node != NULL && node->type == NODE_TYPE_LIST) {
tmp = config_node_first(node->value);
for (; tmp != NULL; tmp = config_node_next(tmp)) {
signal_emit("session restore nick", 2,
channel, tmp->data);
}
}
}
static void session_restore_channel(SERVER_REC *server, CONFIG_NODE *node)
{
CHANNEL_REC *channel;
const char *name, *visible_name;
name = config_node_get_str(node, "name", NULL);
if (name == NULL)
return;
visible_name = config_node_get_str(node, "visible_name", NULL);
channel = CHAT_PROTOCOL(server)->channel_create(server, name, visible_name, TRUE);
channel->topic = g_strdup(config_node_get_str(node, "topic", NULL));
channel->topic_by = g_strdup(config_node_get_str(node, "topic_by", NULL));
channel->topic_time = config_node_get_int(node, "topic_time", 0);
channel->key = g_strdup(config_node_get_str(node, "key", NULL));
channel->session_rejoin = TRUE;
signal_emit("session restore channel", 2, channel, node);
}
static void session_restore_server_channels(SERVER_REC *server,
CONFIG_NODE *node)
{
GSList *tmp;
/* restore channels */
node = config_node_section(node, "channels", -1);
if (node != NULL && node->type == NODE_TYPE_LIST) {
tmp = config_node_first(node->value);
for (; tmp != NULL; tmp = config_node_next(tmp))
session_restore_channel(server, tmp->data);
}
}
static void session_restore_server(CONFIG_NODE *node)
{
CHAT_PROTOCOL_REC *proto;
SERVER_CONNECT_REC *conn;
SERVER_REC *server;
const char *chat_type, *address, *chatnet, *password, *nick;
int port, handle;
chat_type = config_node_get_str(node, "chat_type", NULL);
address = config_node_get_str(node, "address", NULL);
port = config_node_get_int(node, "port", 0);
chatnet = config_node_get_str(node, "chatnet", NULL);
password = config_node_get_str(node, "password", NULL);
nick = config_node_get_str(node, "nick", NULL);
handle = config_node_get_int(node, "handle", -1);
if (chat_type == NULL || address == NULL || nick == NULL || handle < 0)
return;
proto = chat_protocol_find(chat_type);
if (proto == NULL || proto->not_initialized) {
if (handle < 0) close(handle);
return;
}
conn = server_create_conn(proto->id, address, port,
chatnet, password, nick);
if (conn != NULL) {
conn->reconnection = TRUE;
conn->connect_handle = g_io_channel_unix_new(handle);
server = proto->server_init_connect(conn);
server->version = g_strdup(config_node_get_str(node, "version", NULL));
server->session_reconnect = TRUE;
signal_emit("session restore server", 2, server, node);
proto->server_connect(server);
}
}
static void sig_session_save(CONFIG_REC *config)
{
CONFIG_NODE *node;
GSList *tmp;
GString *str;
/* save servers */
node = config_node_traverse(config, "(servers", TRUE);
while (servers != NULL)
session_save_server(servers->data, config, node);
/* save pids */
str = g_string_new(NULL);
for (tmp = pidwait_get_pids(); tmp != NULL; tmp = tmp->next)
g_string_sprintfa(str, "%d ", GPOINTER_TO_INT(tmp->data));
config_node_set_str(config, config->mainnode, "pids", str->str);
g_string_free(str, TRUE);
}
static void sig_session_restore(CONFIG_REC *config)
{
CONFIG_NODE *node;
GSList *tmp;
char **pids, **pid;
/* restore servers */
node = config_node_traverse(config, "(servers", FALSE);
if (node != NULL) {
tmp = config_node_first(node->value);
for (; tmp != NULL; tmp = config_node_next(tmp))
session_restore_server(tmp->data);
}
/* restore pids (so we don't leave zombies) */
pids = g_strsplit(config_node_get_str(config->mainnode, "pids", ""), " ", -1);
for (pid = pids; *pid != NULL; pid++)
pidwait_add(atoi(*pid));
g_strfreev(pids);
}
static void sig_init_finished(void)
{
CONFIG_REC *session;
if (session_file == NULL)
return;
session = config_open(session_file, -1);
if (session == NULL)
return;
config_parse(session);
signal_emit("session restore", 1, session);
config_close(session);
unlink(session_file);
session_file = NULL;
}
void session_init(void)
{
static struct poptOption options[] = {
{ "session", 0, POPT_ARG_STRING, &session_file, 0, "Used by /UPGRADE command", "PATH" },
{ NULL, '\0', 0, NULL }
};
session_file = NULL;
args_register(options);
command_bind("upgrade", NULL, (SIGNAL_FUNC) cmd_upgrade);
signal_add("session save", (SIGNAL_FUNC) sig_session_save);
signal_add("session restore", (SIGNAL_FUNC) sig_session_restore);
signal_add("session save server", (SIGNAL_FUNC) session_save_server_channels);
signal_add("session restore server", (SIGNAL_FUNC) session_restore_server_channels);
signal_add("session save channel", (SIGNAL_FUNC) session_save_channel_nicks);
signal_add("session restore channel", (SIGNAL_FUNC) session_restore_channel_nicks);
signal_add("irssi init finished", (SIGNAL_FUNC) sig_init_finished);
}
void session_deinit(void)
{
g_free_not_null(irssi_binary);
command_unbind("upgrade", (SIGNAL_FUNC) cmd_upgrade);
signal_remove("session save", (SIGNAL_FUNC) sig_session_save);
signal_remove("session restore", (SIGNAL_FUNC) sig_session_restore);
signal_remove("session save server", (SIGNAL_FUNC) session_save_server_channels);
signal_remove("session restore server", (SIGNAL_FUNC) session_restore_server_channels);
signal_remove("session save channel", (SIGNAL_FUNC) session_save_channel_nicks);
signal_remove("session restore channel", (SIGNAL_FUNC) session_restore_channel_nicks);
signal_remove("irssi init finished", (SIGNAL_FUNC) sig_init_finished);
}