+++ /dev/null
-/*
- expandos.c : irssi
-
- Copyright (C) 2000 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 "core.h"
-#include "module.h"
-#include "modules.h"
-#include "signals.h"
-#include "expandos.h"
-#include "settings.h"
-#include "commands.h"
-#include "misc.h"
-#include "irssi-version.h"
-
-#include "servers.h"
-#include "channels.h"
-#include "queries.h"
-#include "window-item-def.h"
-
-#ifdef HAVE_SYS_UTSNAME_H
-# include <sys/utsname.h>
-#endif
-
-#define MAX_EXPANDO_SIGNALS 10
-
-typedef struct {
- EXPANDO_FUNC func;
-
- int signals;
- int signal_ids[MAX_EXPANDO_SIGNALS];
- int signal_args[MAX_EXPANDO_SIGNALS];
-} EXPANDO_REC;
-
-const char *current_expando = NULL;
-
-static int timer_tag;
-
-static EXPANDO_REC *char_expandos[255];
-static GHashTable *expandos;
-static char *last_sent_msg, *last_sent_msg_body;
-static char *last_privmsg_from, *last_public_from;
-static char *sysname, *sysrelease, *sysarch;
-
-static const char *timestamp_format;
-static int timestamp_seconds;
-static time_t last_timestamp;
-
-#define CHAR_EXPANDO(chr) \
- (char_expandos[(int) (unsigned char) chr])
-
-/* Create expando - overrides any existing ones. */
-void expando_create(const char *key, EXPANDO_FUNC func, ...)
-{
- EXPANDO_REC *rec;
- const char *signal;
- va_list va;
-
- g_return_if_fail(key != NULL || *key == '\0');
- g_return_if_fail(func != NULL);
-
- if (key[1] != '\0')
- rec = g_hash_table_lookup(expandos, key);
- else {
- /* single character expando */
- rec = CHAR_EXPANDO(*key);
- }
-
- if (rec != NULL)
- rec->signals = 0;
- else {
- rec = g_new0(EXPANDO_REC, 1);
- if (key[1] != '\0')
- g_hash_table_insert(expandos, g_strdup(key), rec);
- else
- char_expandos[(int) (unsigned char) *key] = rec;
- }
-
- rec->func = func;
-
- va_start(va, func);
- while ((signal = (const char *) va_arg(va, const char *)) != NULL)
- expando_add_signal(key, signal, (int) va_arg(va, int));
- va_end(va);
-}
-
-static EXPANDO_REC *expando_find(const char *key)
-{
- if (key[1] != '\0')
- return g_hash_table_lookup(expandos, key);
- else
- return CHAR_EXPANDO(*key);
-}
-
-/* Add new signal to expando */
-void expando_add_signal(const char *key, const char *signal, ExpandoArg arg)
-{
- EXPANDO_REC *rec;
-
- g_return_if_fail(key != NULL);
- g_return_if_fail(signal != NULL);
-
- rec = expando_find(key);
- g_return_if_fail(rec != NULL);
-
- if (arg == EXPANDO_NEVER) {
- /* expando changes never */
- rec->signals = -1;
- } else if (rec->signals < MAX_EXPANDO_SIGNALS) {
- g_return_if_fail(rec->signals != -1);
-
- rec->signal_ids[rec->signals] = signal_get_uniq_id(signal);
- rec->signal_args[rec->signals] = arg;
- rec->signals++;
- }
-}
-
-/* Destroy expando */
-void expando_destroy(const char *key, EXPANDO_FUNC func)
-{
- gpointer origkey, value;
- EXPANDO_REC *rec;
-
- g_return_if_fail(key != NULL || *key == '\0');
- g_return_if_fail(func != NULL);
-
- if (key[1] == '\0') {
- /* single character expando */
- rec = CHAR_EXPANDO(*key);
- if (rec != NULL && rec->func == func) {
- char_expandos[(int) (unsigned char) *key] = NULL;
- g_free(rec);
- }
- } else if (g_hash_table_lookup_extended(expandos, key,
- &origkey, &value)) {
- rec = value;
- if (rec->func == func) {
- g_hash_table_remove(expandos, key);
- g_free(origkey);
- g_free(rec);
- }
- }
-}
-
-void expando_bind(const char *key, int funccount, SIGNAL_FUNC *funcs)
-{
- SIGNAL_FUNC func;
- EXPANDO_REC *rec;
- int n, arg;
-
- g_return_if_fail(key != NULL);
- g_return_if_fail(funccount >= 1);
- g_return_if_fail(funcs != NULL);
- g_return_if_fail(funcs[0] != NULL);
-
- rec = expando_find(key);
- g_return_if_fail(rec != NULL);
-
- if (rec->signals == 0) {
- /* it's unknown when this expando changes..
- check it once in a second */
- signal_add("expando timer", funcs[EXPANDO_ARG_NONE]);
- }
-
- for (n = 0; n < rec->signals; n++) {
- arg = rec->signal_args[n];
- func = arg < funccount ? funcs[arg] : NULL;
- if (func == NULL) func = funcs[EXPANDO_ARG_NONE];
-
- signal_add_full_id(MODULE_NAME, SIGNAL_PRIORITY_DEFAULT,
- rec->signal_ids[n], func, NULL);
- }
-}
-
-void expando_unbind(const char *key, int funccount, SIGNAL_FUNC *funcs)
-{
- SIGNAL_FUNC func;
- EXPANDO_REC *rec;
- int n, arg;
-
- g_return_if_fail(key != NULL);
- g_return_if_fail(funccount >= 1);
- g_return_if_fail(funcs != NULL);
- g_return_if_fail(funcs[0] != NULL);
-
- rec = expando_find(key);
- g_return_if_fail(rec != NULL);
-
- if (rec->signals == 0) {
- /* it's unknown when this expando changes..
- check it once in a second */
- signal_remove("expando timer", funcs[EXPANDO_ARG_NONE]);
- }
-
- for (n = 0; n < rec->signals; n++) {
- arg = rec->signal_args[n];
- func = arg < funccount ? funcs[arg] : NULL;
- if (func == NULL) func = funcs[EXPANDO_ARG_NONE];
-
- signal_remove_id(rec->signal_ids[n], func, NULL);
- }
-}
-
-/* Returns [<signal id>, EXPANDO_ARG_xxx, <signal id>, ..., -1] */
-int *expando_get_signals(const char *key)
-{
- EXPANDO_REC *rec;
- int *signals;
- int n;
-
- g_return_val_if_fail(key != NULL, NULL);
-
- rec = expando_find(key);
- if (rec == NULL || rec->signals < 0)
- return NULL;
-
- if (rec->signals == 0) {
- /* it's unknown when this expando changes..
- check it once in a second */
- signals = g_new(int, 3);
- signals[0] = signal_get_uniq_id("expando timer");
- signals[1] = EXPANDO_ARG_NONE;
- signals[2] = -1;
- return signals;
- }
-
- signals = g_new(int, rec->signals*2+1);
- for (n = 0; n < rec->signals; n++) {
- signals[n*2] = rec->signal_ids[n];
- signals[n*2+1] = rec->signal_args[n];
- }
- signals[rec->signals*2] = -1;
- return signals;
-}
-
-EXPANDO_FUNC expando_find_char(char chr)
-{
- return CHAR_EXPANDO(chr) == NULL ? NULL :
- CHAR_EXPANDO(chr)->func;
-}
-
-EXPANDO_FUNC expando_find_long(const char *key)
-{
- EXPANDO_REC *rec = g_hash_table_lookup(expandos, key);
- return rec == NULL ? NULL : rec->func;
-}
-
-static gboolean free_expando(gpointer key, gpointer value, gpointer user_data)
-{
- g_free(key);
- g_free(value);
- return TRUE;
-}
-
-/* last person who sent you a MSG */
-static char *expando_lastmsg(SERVER_REC *server, void *item, int *free_ret)
-{
- return last_privmsg_from;
-}
-
-/* last person to whom you sent a MSG */
-static char *expando_lastmymsg(SERVER_REC *server, void *item, int *free_ret)
-{
- return last_sent_msg;
-}
-
-/* last person to send a public message to a channel you are on */
-static char *expando_lastpublic(SERVER_REC *server, void *item, int *free_ret)
-{
- return last_public_from;
-}
-
-/* text of your AWAY message, if any */
-static char *expando_awaymsg(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->away_reason;
-}
-
-/* body of last MSG you sent */
-static char *expando_lastmymsg_body(SERVER_REC *server, void *item, int *free_ret)
-{
- return last_sent_msg_body;
-}
-
-/* current channel */
-static char *expando_channel(SERVER_REC *server, void *item, int *free_ret)
-{
- return !IS_CHANNEL(item) ? NULL : CHANNEL(item)->name;
-}
-
-/* time client was started, $time() format */
-static char *expando_clientstarted(SERVER_REC *server, void *item, int *free_ret)
-{
- *free_ret = TRUE;
- return g_strdup_printf("%ld", (long) client_start_time);
-}
-
-/* channel you were last INVITEd to */
-static char *expando_last_invite(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->last_invite;
-}
-
-/* client version text string */
-static char *expando_version(SERVER_REC *server, void *item, int *free_ret)
-{
- return IRSSI_VERSION;
-}
-
-/* current value of CMDCHARS */
-static char *expando_cmdchars(SERVER_REC *server, void *item, int *free_ret)
-{
- return (char *) settings_get_str("cmdchars");
-}
-
-/* first CMDCHAR */
-static char *expando_cmdchar(SERVER_REC *server, void *item, int *free_ret)
-{
- char str[2] = { 0, 0 };
-
- str[0] = *settings_get_str("cmdchars");
-
- *free_ret = TRUE;
- return g_strdup(str);
-}
-
-/* modes of current channel, if any */
-static char *expando_chanmode(SERVER_REC *server, void *item, int *free_ret)
-{
- char *cmode;
-
- *free_ret = FALSE;
-
- if (!IS_CHANNEL(item))
- return NULL;
-
- if (!settings_get_bool("chanmode_expando_strip"))
- return CHANNEL(item)->mode;
-
- *free_ret = TRUE;
- cmode = g_strdup(CHANNEL(item)->mode);
- if (strchr(cmode, ' ') != NULL)
- *(strchr(cmode, ' ')) = 0;
-
- return cmode;
-}
-
-/* current nickname */
-static char *expando_nick(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->nick;
-}
-
-/* value of STATUS_OPER if you are an irc operator */
-static char *expando_statusoper(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL || !server->server_operator ? "" :
- (char *) settings_get_str("STATUS_OPER");
-}
-
-/* if you are a channel operator in $C, expands to a '@' */
-static char *expando_chanop(SERVER_REC *server, void *item, int *free_ret)
-{
- return IS_CHANNEL(item) && CHANNEL(item)->chanop ? "@" : "";
-}
-
-/* nickname of whomever you are QUERYing */
-static char *expando_query(SERVER_REC *server, void *item, int *free_ret)
-{
- return !IS_QUERY(item) ? "" : QUERY(item)->name;
-}
-
-/* version of current server */
-static char *expando_serverversion(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->version;
-}
-
-/* target of current input (channel or QUERY nickname) */
-static char *expando_target(SERVER_REC *server, void *item, int *free_ret)
-{
- return item == NULL ? "" :
- (char *) window_item_get_target((WI_ITEM_REC *) item);
-}
-
-/* client release date (in YYYYMMDD format) */
-static char *expando_releasedate(SERVER_REC *server, void *item, int *free_ret)
-{
- *free_ret = TRUE;
- return g_strdup_printf("%d", IRSSI_VERSION_DATE);
-}
-
-/* client release time (in HHMM format) */
-static char *expando_releasetime(SERVER_REC *server, void *item, int *free_ret)
-{
- *free_ret = TRUE;
- return g_strdup_printf("%04d", IRSSI_VERSION_TIME);
-}
-
-/* current working directory */
-static char *expando_workdir(SERVER_REC *server, void *item, int *free_ret)
-{
- *free_ret = TRUE;
- return g_get_current_dir();
-}
-
-/* value of REALNAME */
-static char *expando_realname(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->connrec->realname;
-}
-
-/* time of day (hh:mm) */
-static char *expando_time(SERVER_REC *server, void *item, int *free_ret)
-{
- time_t now;
- struct tm *tm;
- char str[256];
-
- now = time(NULL);
- tm = localtime(&now);
-
- if (strftime(str, sizeof(str), timestamp_format, tm) == 0)
- return "";
-
- *free_ret = TRUE;
- return g_strdup(str);
-}
-
-/* a literal '$' */
-static char *expando_dollar(SERVER_REC *server, void *item, int *free_ret)
-{
- return "$";
-}
-
-/* system name */
-static char *expando_sysname(SERVER_REC *server, void *item, int *free_ret)
-{
- return sysname;
-}
-
-/* system release */
-static char *expando_sysrelease(SERVER_REC *server, void *item, int *free_ret)
-{
- return sysrelease;
-}
-
-/* system architecture */
-static char *expando_sysarch(SERVER_REC *server, void *item, int *free_ret)
-{
- return sysarch;
-}
-
-/* Topic of active channel (or address of queried nick) */
-static char *expando_topic(SERVER_REC *server, void *item, int *free_ret)
-{
- if (IS_CHANNEL(item))
- return CHANNEL(item)->topic;
- if (IS_QUERY(item)) {
- QUERY_REC *query = QUERY(item);
-
- if (query->server_tag == NULL)
- return "";
-
- *free_ret = TRUE;
- return query->address == NULL ?
- g_strdup_printf("(%s)", query->server_tag) :
- g_strdup_printf("%s (%s)", query->address,
- query->server_tag);
- }
- return "";
-}
-
-/* Server tag */
-static char *expando_servertag(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->tag;
-}
-
-/* Server chatnet */
-static char *expando_chatnet(SERVER_REC *server, void *item, int *free_ret)
-{
- return server == NULL ? "" : server->connrec->chatnet;
-}
-
-/* visible_name of current window item */
-static char *expando_itemname(SERVER_REC *server, void *item, int *free_ret)
-{
- return item == NULL ? "" : ((WI_ITEM_REC *) item)->visible_name;
-}
-
-static void sig_message_public(SERVER_REC *server, const char *msg,
- const char *nick, const char *address,
- const char *target)
-{
- g_free_not_null(last_public_from);
- last_public_from = g_strdup(nick);
-}
-
-static void sig_message_private(SERVER_REC *server, const char *msg,
- const char *nick, const char *address)
-{
- g_free_not_null(last_privmsg_from);
- last_privmsg_from = g_strdup(nick);
-}
-
-static void sig_message_own_private(SERVER_REC *server, const char *msg,
- const char *target, const char *origtarget)
-{
- g_return_if_fail(server != NULL);
- g_return_if_fail(msg != NULL);
-
- if (target != NULL) {
- if (target != last_sent_msg) {
- g_free_not_null(last_sent_msg);
- last_sent_msg = g_strdup(target);
- }
- g_free_not_null(last_sent_msg_body);
- last_sent_msg_body = g_strdup(msg);
- }
-}
-
-static int sig_timer(void)
-{
- time_t now;
- struct tm *tm;
- int last_min;
-
- signal_emit("expando timer", 0);
-
- /* check if $Z has changed */
- now = time(NULL);
- if (last_timestamp != now) {
- if (!timestamp_seconds && last_timestamp != 0) {
- /* assume it changes every minute */
- tm = localtime(&last_timestamp);
- last_min = tm->tm_min;
-
- tm = localtime(&now);
- if (tm->tm_min == last_min)
- return 1;
- }
-
- signal_emit("time changed", 0);
- last_timestamp = now;
- }
-
- return 1;
-}
-
-static void read_settings(void)
-{
- timestamp_format = settings_get_str("timestamp_format");
- timestamp_seconds =
- strstr(timestamp_format, "%r") != NULL ||
- strstr(timestamp_format, "%s") != NULL ||
- strstr(timestamp_format, "%S") != NULL ||
- strstr(timestamp_format, "%X") != NULL ||
- strstr(timestamp_format, "%T") != NULL;
-
-}
-
-void expandos_init(void)
-{
-#ifdef HAVE_SYS_UTSNAME_H
- struct utsname un;
-#endif
- settings_add_str("misc", "STATUS_OPER", "*");
- settings_add_str("lookandfeel", "timestamp_format", "%H:%M");
- settings_add_bool("lookandfeel", "chanmode_expando_strip", FALSE);
-
- last_sent_msg = NULL; last_sent_msg_body = NULL;
- last_privmsg_from = NULL; last_public_from = NULL;
- last_timestamp = 0;
-
- sysname = sysrelease = sysarch = NULL;
-#ifdef HAVE_SYS_UTSNAME_H
- if (uname(&un) >= 0) {
- sysname = g_strdup(un.sysname);
- sysrelease = g_strdup(un.release);
- sysarch = g_strdup(un.machine);
- }
-#endif
-
- memset(char_expandos, 0, sizeof(char_expandos));
- expandos = g_hash_table_new((GHashFunc) g_str_hash,
- (GCompareFunc) g_str_equal);
-
- expando_create(",", expando_lastmsg,
- "message private", EXPANDO_ARG_SERVER, NULL);
- expando_create(".", expando_lastmymsg,
- "command msg", EXPANDO_ARG_NONE, NULL);
- expando_create(";", expando_lastpublic,
- "message public", EXPANDO_ARG_SERVER, NULL);
- expando_create("A", expando_awaymsg,
- "away mode changed", EXPANDO_ARG_NONE, NULL);
- expando_create("B", expando_lastmymsg_body,
- "command msg", EXPANDO_ARG_NONE, NULL);
- expando_create("C", expando_channel,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("F", expando_clientstarted,
- "", EXPANDO_NEVER, NULL);
- expando_create("I", expando_last_invite, NULL);
- expando_create("J", expando_version,
- "", EXPANDO_NEVER, NULL);
- expando_create("K", expando_cmdchars,
- "setup changed", EXPANDO_ARG_NONE, NULL);
- expando_create("k", expando_cmdchar,
- "setup changed", EXPANDO_ARG_NONE, NULL);
- expando_create("M", expando_chanmode,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW,
- "channel mode changed", EXPANDO_ARG_WINDOW_ITEM, NULL);
- expando_create("N", expando_nick,
- "window changed", EXPANDO_ARG_NONE,
- "window connect changed", EXPANDO_ARG_WINDOW,
- "window server changed", EXPANDO_ARG_WINDOW,
- "server nick changed", EXPANDO_ARG_SERVER, NULL);
- expando_create("O", expando_statusoper,
- "setup changed", EXPANDO_ARG_NONE,
- "window changed", EXPANDO_ARG_NONE,
- "window server changed", EXPANDO_ARG_WINDOW,
- "user mode changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("P", expando_chanop,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW,
- "nick mode changed", EXPANDO_ARG_WINDOW_ITEM, NULL);
- expando_create("Q", expando_query,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("R", expando_serverversion,
- "window changed", EXPANDO_ARG_NONE,
- "window server changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("T", expando_target,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("V", expando_releasedate,
- "", EXPANDO_NEVER, NULL);
- expando_create("versiontime", expando_releasetime,
- "", EXPANDO_NEVER, NULL);
- expando_create("W", expando_workdir, NULL);
- expando_create("Y", expando_realname,
- "window changed", EXPANDO_ARG_NONE,
- "window connect changed", EXPANDO_ARG_WINDOW,
- "window server changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("Z", expando_time,
- "time changed", EXPANDO_ARG_NONE, NULL);
- expando_create("$", expando_dollar,
- "", EXPANDO_NEVER, NULL);
-
- expando_create("sysname", expando_sysname,
- "", EXPANDO_NEVER, NULL);
- expando_create("sysrelease", expando_sysrelease,
- "", EXPANDO_NEVER, NULL);
- expando_create("sysarch", expando_sysarch,
- "", EXPANDO_NEVER, NULL);
- expando_create("topic", expando_topic,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW,
- "channel topic changed", EXPANDO_ARG_WINDOW_ITEM,
- "query address changed", EXPANDO_ARG_WINDOW_ITEM, NULL);
- expando_create("tag", expando_servertag,
- "window changed", EXPANDO_ARG_NONE,
- "window connect changed", EXPANDO_ARG_WINDOW,
- "window server changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("chatnet", expando_chatnet,
- "window changed", EXPANDO_ARG_NONE,
- "window connect changed", EXPANDO_ARG_WINDOW,
- "window server changed", EXPANDO_ARG_WINDOW, NULL);
- expando_create("itemname", expando_itemname,
- "window changed", EXPANDO_ARG_NONE,
- "window item changed", EXPANDO_ARG_WINDOW,
- "window item name changed", EXPANDO_ARG_WINDOW_ITEM,
- NULL);
-
- read_settings();
-
- timer_tag = g_timeout_add(500, (GSourceFunc) sig_timer, NULL);
- signal_add("message public", (SIGNAL_FUNC) sig_message_public);
- signal_add("message private", (SIGNAL_FUNC) sig_message_private);
- signal_add("message own_private", (SIGNAL_FUNC) sig_message_own_private);
- signal_add_first("setup changed", (SIGNAL_FUNC) read_settings);
-}
-
-void expandos_deinit(void)
-{
- int n;
-
- for (n = 0; n < sizeof(char_expandos)/sizeof(char_expandos[0]); n++)
- g_free_not_null(char_expandos[n]);
-
- g_hash_table_foreach_remove(expandos, free_expando, NULL);
- g_hash_table_destroy(expandos);
-
- g_free_not_null(last_sent_msg); g_free_not_null(last_sent_msg_body);
- g_free_not_null(last_privmsg_from); g_free_not_null(last_public_from);
- g_free_not_null(sysname); g_free_not_null(sysrelease);
- g_free_not_null(sysarch);
-
- g_source_remove(timer_tag);
- signal_remove("message public", (SIGNAL_FUNC) sig_message_public);
- signal_remove("message private", (SIGNAL_FUNC) sig_message_private);
- signal_remove("message own_private", (SIGNAL_FUNC) sig_message_own_private);
- signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
-}
projects / runtime.git / blobdiff