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/*
fe-recode.c : irssi
Copyright (C) 1999-2000 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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "module.h"
#include "modules.h"
#include "module-formats.h"
#include "commands.h"
#include "levels.h"
#include "lib-config/iconfig.h"
#include "settings.h"
#include "printtext.h"
#include "formats.h"
#include "recode.h"
#ifdef HAVE_NL_LANGINFO
# include <langinfo.h>
#endif
#define SLIST_FOREACH(var, head) \
for ((var) = (head); \
(var); \
(var) = g_slist_next((var)))
#ifdef HAVE_GLIB2
char *recode_fallback = NULL;
char *recode_out_default = NULL;
char *term_charset = NULL;
static const char *fe_recode_get_target (WI_ITEM_REC *witem)
{
if (witem && (witem->type == module_get_uniq_id_str("WINDOW ITEM TYPE", "QUERY")
|| witem->type == module_get_uniq_id_str("WINDOW ITEM TYPE", "CHANNEL")))
return window_item_get_target(witem);
printformat(NULL, NULL, MSGLEVEL_CLIENTERROR, TXT_NOT_CHANNEL_OR_QUERY);
return NULL;
}
static int fe_recode_compare_func (CONFIG_NODE *node1, CONFIG_NODE *node2)
{
return strcmp(node1->key, node2->key);
}
/* SYNTAX: RECODE */
static void fe_recode_cmd (const char *data, SERVER_REC *server, WI_ITEM_REC *witem)
{
if (*data)
command_runsub("recode", data, server, witem);
else {
CONFIG_NODE *conversions;
GSList *tmp;
GSList *sorted = NULL;
conversions = iconfig_node_traverse("conversions", FALSE);
for (tmp = conversions ? config_node_first(conversions->value) : NULL;
tmp != NULL;
tmp = config_node_next(tmp)) {
CONFIG_NODE *node = tmp->data;
if (node->type == NODE_TYPE_KEY)
sorted = g_slist_insert_sorted(sorted, node, (GCompareFunc) fe_recode_compare_func);
}
printformat(NULL, NULL, MSGLEVEL_CLIENTCRAP, TXT_RECODE_HEADER);
SLIST_FOREACH(tmp, sorted)
{
CONFIG_NODE *node = tmp->data;
printformat(NULL, NULL, MSGLEVEL_CLIENTCRAP, TXT_RECODE_LINE, node->key, node->value);
}
g_slist_free(sorted);
}
}
/* SYNTAX: RECODE ADD [[<tag>/]<target>] <charset> */
static void fe_recode_add_cmd (const char *data, SERVER_REC *server, WI_ITEM_REC *witem)
{
const char *first;
const char *second;
const char *target;
const char *charset;
void *free_arg;
if (! cmd_get_params(data, &free_arg, 2, &first, &second))
return;
if (! *first)
cmd_param_error(CMDERR_NOT_ENOUGH_PARAMS);
if (*second) {
target = first;
charset = second;
} else {
target = fe_recode_get_target(witem);
charset = first;
if (! target)
goto end;
}
if (is_valid_charset(charset)) {
iconfig_set_str("conversions", target, charset);
printformat(NULL, NULL, MSGLEVEL_CLIENTNOTICE, TXT_CONVERSION_ADDED, target, charset);
} else
signal_emit("error command", 2, GINT_TO_POINTER(CMDERR_INVALID_CHARSET), charset);
end:
cmd_params_free(free_arg);
}
/* SYNTAX: RECODE REMOVE [<target>] */
static void fe_recode_remove_cmd (const char *data, SERVER_REC *server, WI_ITEM_REC *witem)
{
const char *target;
void *free_arg;
if (! cmd_get_params(data, &free_arg, 1, &target))
return;
if (! *target) {
target = fe_recode_get_target(witem);
if (! target)
goto end;
}
if (iconfig_get_str("conversions", target, NULL) == NULL)
printformat(NULL, NULL, MSGLEVEL_CLIENTNOTICE, TXT_CONVERSION_NOT_FOUND, target);
else {
iconfig_set_str("conversions", target, NULL);
printformat(NULL, NULL, MSGLEVEL_CLIENTNOTICE, TXT_CONVERSION_REMOVED, target);
}
end:
cmd_params_free(free_arg);
}
static void read_settings(void)
{
/* preserve the valid values */
char *old_term_charset = g_strdup(term_charset);
char *old_recode_fallback = g_strdup(recode_fallback);
char *old_recode_out_default = g_strdup(recode_out_default);
if (settings_get_bool("recode_transliterate")) {
/* check if transliterations are supported in this system */
if (!is_valid_charset("ASCII")) {
printformat(NULL, NULL, MSGLEVEL_CLIENTERROR,
TXT_CONVERSION_NO_TRANSLITS);
settings_set_bool("recode_transliterate", FALSE);
}
}
if (recode_fallback)
g_free(recode_fallback);
recode_fallback = g_strdup(settings_get_str("recode_fallback"));
if (!is_valid_charset(recode_fallback)) {
signal_emit("error command", 2, GINT_TO_POINTER(CMDERR_INVALID_CHARSET), recode_fallback);
g_free(recode_fallback);
recode_fallback = is_valid_charset(old_recode_fallback) ? g_strdup(old_recode_fallback) : "ISO8859-1";
settings_set_str("recode_fallback", recode_fallback);
}
if (term_charset)
g_free(term_charset);
term_charset = g_strdup(settings_get_str("term_charset"));
if (!is_valid_charset(term_charset)) {
g_free(term_charset);
#if defined (HAVE_NL_LANGINFO) && defined(CODESET)
term_charset = is_valid_charset(old_term_charset) ? g_strdup(old_term_charset) :
*nl_langinfo(CODESET) != '\0' ? g_strdup(nl_langinfo(CODESET)) :
"ISO8859-1";
#else
term_charset = is_valid_charset(old_term_charset) ? g_strdup(old_term_charset) : "ISO8859-1";
#endif
settings_set_str("term_charset", term_charset);
/* FIXME: move the check of term_charset into fe-text/term.c
it breaks the proper term_input_type
setup and reemitting of the signal is kludgy */
if (g_strcasecmp(term_charset, old_term_charset) != 0)
signal_emit("setup changed", 0);
}
if (recode_out_default)
g_free(recode_out_default);
recode_out_default = g_strdup(settings_get_str("recode_out_default_charset"));
if (recode_out_default != NULL && *recode_out_default != '\0' &&
!is_valid_charset(recode_out_default)) {
signal_emit("error command", 2, GINT_TO_POINTER(CMDERR_INVALID_CHARSET), recode_out_default);
g_free(recode_out_default);
recode_out_default = is_valid_charset(old_recode_out_default) ? g_strdup(old_recode_out_default) : NULL;
settings_set_str("recode_out_default_charset", recode_out_default);
}
g_free(old_term_charset);
g_free(old_recode_fallback);
g_free(old_recode_out_default);
}
#endif
void fe_recode_init (void)
{
/* FIXME: print this is not supported instead */
#ifdef HAVE_GLIB2
command_bind("recode", NULL, (SIGNAL_FUNC) fe_recode_cmd);
command_bind("recode add", NULL, (SIGNAL_FUNC) fe_recode_add_cmd);
command_bind("recode remove", NULL, (SIGNAL_FUNC) fe_recode_remove_cmd);
signal_add("setup changed", (SIGNAL_FUNC) read_settings);
read_settings();
#endif
}
void fe_recode_deinit (void)
{
/* FIXME: print this is not supported instead */
#ifdef HAVE_GLIB2
command_unbind("recode", (SIGNAL_FUNC) fe_recode_cmd);
command_unbind("recode add", (SIGNAL_FUNC) fe_recode_add_cmd);
command_unbind("recode remove", (SIGNAL_FUNC) fe_recode_remove_cmd);
signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
#endif
}
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