mirror of
https://github.com/rkd77/elinks.git
synced 2024-11-04 08:17:17 -05:00
220 lines
4.2 KiB
C
220 lines
4.2 KiB
C
/* Some ELinks' auxiliary routines (ELinks<->gettext support) */
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "elinks.h"
|
|
|
|
#include "intl/gettext/libintl.h"
|
|
#include "intl/gettext/gettextP.h"
|
|
#include "util/error.h"
|
|
#include "util/memory.h"
|
|
#include "util/string.h"
|
|
|
|
|
|
/* See libintl.h for comments. */
|
|
int current_charset = -1;
|
|
|
|
/* This is a language lookup table. Indexed by code. */
|
|
/* Update this everytime you add a new translation. */
|
|
/* TODO: Try to autogenerate it somehow. Maybe just a complete table? Then we
|
|
* will anyway need a table of real translations. */
|
|
struct language languages[] = {
|
|
{N_("System"), "system"},
|
|
{N_("English"), "en"},
|
|
|
|
{N_("Belarusian"), "be"},
|
|
{N_("Brazilian Portuguese"), "pt-BR"},
|
|
{N_("Bulgarian"), "bg"},
|
|
{N_("Catalan"), "ca"},
|
|
{N_("Croatian"), "hr"},
|
|
{N_("Czech"), "cs"},
|
|
{N_("Danish"), "da"},
|
|
{N_("Dutch"), "nl"},
|
|
{N_("Estonian"), "et"},
|
|
{N_("Finnish"), "fi"},
|
|
{N_("French"), "fr"},
|
|
{N_("Galician"), "gl"},
|
|
{N_("German"), "de"},
|
|
{N_("Greek"), "el"},
|
|
{N_("Hungarian"), "hu"},
|
|
{N_("Icelandic"), "is"},
|
|
{N_("Indonesian"), "id"},
|
|
{N_("Italian"), "it"},
|
|
{N_("Lithuanian"), "lt"},
|
|
{N_("Norwegian"), "no"},
|
|
{N_("Polish"), "pl"},
|
|
{N_("Portuguese"), "pt"},
|
|
{N_("Romanian"), "ro"},
|
|
{N_("Russian"), "ru"},
|
|
{N_("Serbian"), "sr"},
|
|
{N_("Slovak"), "sk"},
|
|
{N_("Spanish"), "es"},
|
|
{N_("Swedish"), "sv"},
|
|
{N_("Turkish"), "tr"},
|
|
{N_("Ukrainian"), "uk"},
|
|
|
|
{NULL, NULL},
|
|
};
|
|
|
|
/* XXX: In fact this is _NOT_ a real ISO639 code but RFC3066 code (as we're
|
|
* supposed to use that one when sending language tags through HTTP/1.1) and
|
|
* that one consists basically from ISO639[-ISO3166]. This is important for
|
|
* ie. pt vs pt-BR. */
|
|
/* TODO: We should reflect this in name of this function and of the tag. On the
|
|
* other side, it's ISO639 for gettext as well etc. So what? --pasky */
|
|
|
|
int
|
|
iso639_to_language(unsigned char *iso639)
|
|
{
|
|
unsigned char *l = stracpy(iso639);
|
|
unsigned char *p;
|
|
int i, ll;
|
|
|
|
if (!l)
|
|
return 1;
|
|
|
|
/* The environment variable transformation. */
|
|
|
|
p = strchr(l, '.');
|
|
if (p)
|
|
*p = '\0';
|
|
|
|
p = strchr(l, '_');
|
|
if (p)
|
|
*p = '-';
|
|
else
|
|
p = strchr(l, '-');
|
|
|
|
/* Exact match. */
|
|
|
|
for (i = 0; languages[i].name; i++) {
|
|
if (strcmp(languages[i].iso639, l))
|
|
continue;
|
|
mem_free(l);
|
|
return i;
|
|
}
|
|
|
|
/* Base language match. */
|
|
|
|
if (p) {
|
|
*p = '\0';
|
|
for (i = 0; languages[i].name; i++) {
|
|
if (strcmp(languages[i].iso639, l))
|
|
continue;
|
|
mem_free(l);
|
|
return i;
|
|
}
|
|
}
|
|
|
|
/* Any dialect match. */
|
|
|
|
ll = strlen(l);
|
|
for (i = 0; languages[i].name; i++) {
|
|
int il = strcspn(languages[i].iso639, "-");
|
|
|
|
if (strncmp(languages[i].iso639, l, il > ll ? ll : il))
|
|
continue;
|
|
mem_free(l);
|
|
return i;
|
|
}
|
|
|
|
/* Default to english. */
|
|
|
|
mem_free(l);
|
|
return 1;
|
|
}
|
|
|
|
int system_language = 0;
|
|
|
|
unsigned char *
|
|
language_to_iso639(int language)
|
|
{
|
|
/* Language is "system", we need to extract the index from
|
|
* the environment */
|
|
if (language == 0) {
|
|
return system_language ?
|
|
languages[system_language].iso639 :
|
|
languages[get_system_language_index()].iso639;
|
|
}
|
|
|
|
return languages[language].iso639;
|
|
}
|
|
|
|
int
|
|
name_to_language(unsigned char *name)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; languages[i].name; i++) {
|
|
if (strcasecmp(languages[i].name, name))
|
|
continue;
|
|
return i;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
unsigned char *
|
|
language_to_name(int language)
|
|
{
|
|
return languages[language].name;
|
|
}
|
|
|
|
int
|
|
get_system_language_index(void)
|
|
{
|
|
unsigned char *l;
|
|
|
|
/* At this point current_language must be "system" yet. */
|
|
l = getenv("LANGUAGE");
|
|
if (!l)
|
|
l = getenv("LC_ALL");
|
|
if (!l)
|
|
l = getenv("LC_MESSAGES");
|
|
if (!l)
|
|
l = getenv("LANG");
|
|
|
|
return (l) ? iso639_to_language(l) : 1;
|
|
}
|
|
|
|
int current_language = 0;
|
|
|
|
void
|
|
set_language(int language)
|
|
{
|
|
unsigned char *p;
|
|
|
|
if (!system_language)
|
|
system_language = get_system_language_index();
|
|
|
|
if (language == current_language) {
|
|
/* Nothing to do. */
|
|
return;
|
|
}
|
|
|
|
current_language = language;
|
|
|
|
if (!language)
|
|
language = system_language;
|
|
|
|
if (!LANGUAGE) {
|
|
/* We never free() this, purely intentionally. */
|
|
LANGUAGE = malloc(256);
|
|
}
|
|
strcpy(LANGUAGE, language_to_iso639(language));
|
|
p = strchr(LANGUAGE, '-');
|
|
if (p)
|
|
*p = '_';
|
|
|
|
/* Propagate the change to gettext. From the info manual. */
|
|
{
|
|
extern int _nl_msg_cat_cntr;
|
|
|
|
_nl_msg_cat_cntr++;
|
|
}
|
|
}
|