tvheadend/src/input/mpegts/dvb_charset.c

164 lines
3.6 KiB
C

/*
* tvheadend, charset list
* Copyright (C) 2012 Mariusz Białończyk
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <string.h>
#include "tvheadend.h"
#include "settings.h"
#include "dvb_charset.h"
#include "input.h"
static LIST_HEAD(,dvb_charset) dvb_charset_list;
/*
* Process a file
*/
static void _charset_load_file()
{
htsmsg_t *l, *e;
htsmsg_field_t *f;
dvb_charset_t *enc;
const char *charset;
uint32_t tsid, onid, sid;
int i = 0;
l = hts_settings_load("charset");
if (l)
{
HTSMSG_FOREACH(f, l) {
if ((e = htsmsg_get_map_by_field(f))) {
tsid = onid = sid = 0;
htsmsg_get_u32(e, "onid", &onid);
htsmsg_get_u32(e, "tsid", &tsid);
htsmsg_get_u32(e, "sid", &sid);
charset = htsmsg_get_str(e, "charset");
if (tsid == 0 || onid == 0 || !charset)
continue;
enc = calloc(1, sizeof(dvb_charset_t));
if (enc)
{
enc->onid = onid;
enc->tsid = tsid;
enc->sid = sid;
enc->charset = strdup(charset);
LIST_INSERT_HEAD(&dvb_charset_list, enc, link);
i++;
}
}
};
htsmsg_destroy(l);
};
if (i > 0)
tvhlog(LOG_INFO, "charset", "%d entries loaded", i);
}
/*
* Initialise the charset list
*/
void dvb_charset_init ( void )
{
_charset_load_file();
}
/*
*
*/
void dvb_charset_done ( void )
{
dvb_charset_t *enc;
while ((enc = LIST_FIRST(&dvb_charset_list)) != NULL) {
LIST_REMOVE(enc, link);
free((void *)enc->charset);
free(enc);
}
}
/*
* Find default charset
*/
const char *dvb_charset_find
( mpegts_network_t *mn, mpegts_mux_t *mm, mpegts_service_t *s )
{
dvb_charset_t *ret = NULL, *enc;
if (!mm && s) mm = s->s_dvb_mux;
if (!mn && mm) mn = mm->mm_network;
/* User Overrides */
if (s && s->s_dvb_charset && *s->s_dvb_charset)
return s->s_dvb_charset;
if (mm && mm->mm_charset && *mm->mm_charset)
return mm->mm_charset;
if (mn && mn->mn_charset && *mn->mn_charset)
return mn->mn_charset;
/* Global overrides */
if (mm) {
LIST_FOREACH(enc, &dvb_charset_list, link) {
if (mm->mm_onid == enc->onid && mm->mm_tsid == enc->tsid) {
if (s && (s->s_dvb_service_id == enc->sid)) {
ret = enc;
break;
} else if (!enc->sid) {
ret = enc;
}
}
}
}
return ret ? ret->charset : NULL;
}
/*
* List of available charsets
*/
htsmsg_t *
dvb_charset_enum ( void *p )
{
int i;
static const char *charsets[] = {
"AUTO",
"ISO-6937",
"ISO-8859-1",
"ISO-8859-2",
"ISO-8859-3",
"ISO-8859-4",
"ISO-8859-5",
"ISO-8859-6",
"ISO-8859-7",
"ISO-8859-8",
"ISO-8859-9",
"ISO-8859-10",
"ISO-8859-11",
"ISO-8859-12",
"ISO-8859-13",
"ISO-8859-14",
"ISO-8859-15",
"UTF-8",
"GB2312",
"UCS2",
"AUTO_POLISH",
};
htsmsg_t *m = htsmsg_create_list();
for ( i = 0; i < ARRAY_SIZE(charsets); i++)
htsmsg_add_str(m, NULL, charsets[i]);
return m;
}