-#define _GNU_SOURCE
+/*
+ * $Id
+ */
+
#include "webcit.h"
#include "webserver.h"
#ifdef ENABLE_NLS
-#define NUM_LANGS 4
-#define SEARCH_LANG 20
+#define NUM_LANGS 10 /* how many different locales do we know? */
+#define SEARCH_LANG 20 /* how many langs should we parse? */
+/* actual supported locales */
char *AvailLang[NUM_LANGS] = {
"C",
"en_US",
"de_DE",
- "it_IT"
+ "it_IT",
+ "es_ES",
+ "en_GB",
+ "da_DK",
+ "fr_FR",
+ "nl_NL",
+ "pt_BR"
};
-locale_t wc_locales[NUM_LANGS];
+#ifdef HAVE_USELOCALE
+locale_t wc_locales[NUM_LANGS]; /**< here we keep the parsed stuff */
+#endif
+/** Keep information about one locale */
typedef struct _lang_pref{
- char lang[16];
- char region[16];
- long priority;
- int availability;
- int selectedlang;
+ char lang[16]; /**< the language locale string */
+ char region[16]; /**< the region locale string */
+ long priority; /**< which priority does it have */
+ int availability; /**< do we know it? */
+ int selectedlang; /**< is this the selected language? */
} LangStruct;
-/* seems as most browsers just do a one after coma value even if more than 10 locales are available. */
-/* opera: */
-/* Accept-Language: sq;q=1.0,de;q=0.9,as;q=0.8,ar;q=0.7,bn;q=0.6,zh-cn;q=0.5,kn;q=0.4,ch;q=0.3,fo;q=0.2,gn;q=0.1,ce;q=0.1,ie;q=0.1 */
-/* Firefox */
-/* Accept-Language: 'de-de,en-us;q=0.7,en;q=0.3' */
-/* Accept-Language: de,en-ph;q=0.8,en-us;q=0.5,de-at;q=0.3 */
-/* Accept-Language: de,en-us;q=0.9,it;q=0.9,de-de;q=0.8,en-ph;q=0.7,de-at;q=0.7,zh-cn;q=0.6,cy;q=0.5,ar-om;q=0.5,en-tt;q=0.4,xh;q=0.3,nl-be;q=0.3,cs;q=0.2,sv;q=0.1,tk;q=0.1 */
+/* \brief parse browser locale header
+ * seems as most browsers just do a one after coma value even if more than 10 locales are available. Sample strings:
+ * opera:
+ * Accept-Language: sq;q=1.0,de;q=0.9,as;q=0.8,ar;q=0.7,bn;q=0.6,zh-cn;q=0.5,kn;q=0.4,ch;q=0.3,fo;q=0.2,gn;q=0.1,ce;q=0.1,ie;q=0.1
+ * Firefox
+ * Accept-Language: 'de-de,en-us;q=0.7,en;q=0.3'
+ * Accept-Language: de,en-ph;q=0.8,en-us;q=0.5,de-at;q=0.3
+ * Accept-Language: de,en-us;q=0.9,it;q=0.9,de-de;q=0.8,en-ph;q=0.7,de-at;q=0.7,zh-cn;q=0.6,cy;q=0.5,ar-om;q=0.5,en-tt;q=0.4,xh;q=0.3,nl-be;q=0.3,cs;q=0.2,sv;q=0.1,tk;q=0.1
+ * \param LocaleString the string from the browser http headers
+ */
void httplang_to_locale(char *LocaleString)
{
int i = 0;
int j = 0;
- size_t len = strlen(LocaleString);
+ /* size_t len = strlen(LocaleString); */
long prio;
int av;
int nBest;
int nParts;
- char *search = (char *) malloc(len);
- // locale_t my_Locale;
- // locale_t my_Empty_Locale;
+ char search[1024];
- memcpy(search, LocaleString, len);
- search[len] = '\0';
+ safestrncpy(search, LocaleString, sizeof search);
nParts=num_tokens(search,',');
for (i=0; ((i<nParts)&&(i<SEARCH_LANG)); i++)
{
ls=&wanted_locales[i];
extract_token(&buf[0],search, i,',',16);
- /* we are searching, if this list item has something like ;q=n*/
+ /** we are searching, if this list item has something like ;q=n*/
if (num_tokens(&buf[0],'=')>1) {
int sbuflen, k;
extract_token(&sbuf[0],&buf[0], 1,'=',16);
else {
ls->priority=1000;
}
- /* get the locale part */
+ /** get the locale part */
extract_token(&sbuf[0],&buf[0],0,';',16);
- /* get the lang part, which should be allways there */
+ /** get the lang part, which should be allways there */
extract_token(&ls->lang[0],&sbuf[0],0,'-',16);
- /* get the area code if any. */
+ /** get the area code if any. */
if (num_tokens(&sbuf[0],'-')>1) {
extract_token(&ls->region[0],&sbuf[0],1,'-',16);
}
- else { /* no ara code? use lang code */
+ else { /** no ara code? use lang code */
blen=strlen(&ls->lang[0]);
memcpy(&ls->region[0], ls->lang,blen);
ls->region[blen]='\0';
- } /* area codes are uppercase */
+ } /** area codes are uppercase */
blen=strlen(&ls->region[0]);
for (j=0; j<blen; j++)
{
int chars=toupper(ls->region[j]);
- ls->region[j]=(char)chars;/*todo ?! */
+ ls->region[j]=(char)chars;/** \todo ?! */
}
sprintf(&lbuf[0],"%s_%s",&ls->lang[0],&ls->region[0]);
- /* check if we have this lang */
+ /** check if we have this lang */
ls->availability=1;
ls->selectedlang=-1;
for (j=0; j<NUM_LANGS; j++) {
int result;
- /* match against the LANG part */
+ /** match against the LANG part */
result=strcasecmp(&ls->lang[0], AvailLang[j]);
if ((result<0)&&(result<ls->availability)){
ls->availability=result;
ls->selectedlang=j;
}
- /* match against lang and locale */
+ /** match against lang and locale */
if (0==strcasecmp(&lbuf[0], AvailLang[j])){
ls->availability=0;
ls->selectedlang=j;
prio=0;
av=-1000;
nBest=-1;
- for (i=0; ((i<nParts)&&(i<SEARCH_LANG)); i++)
- {
- ls=&wanted_locales[i];
- if ((ls->availability<=0)&&
- (av<ls->availability)&&
- (prio<ls->priority)&&
- (ls->selectedlang!=-1)){
- nBest=ls->selectedlang;
- av=ls->availability;
- prio=ls->priority;
- }
+ for (i=0; ((i<nParts)&&(i<SEARCH_LANG)); i++) {
+ ls=&wanted_locales[i];
+ if ((ls->availability<=0)&&
+ (av<ls->availability)&&
+ (prio<ls->priority)&&
+ (ls->selectedlang!=-1)) {
+ nBest=ls->selectedlang;
+ av=ls->availability;
+ prio=ls->priority;
}
- if (nBest==-1) /* fall back to C */
+ }
+ if (nBest == -1) {
+ /** fall back to C */
nBest=0;
+ }
WC->selected_language=nBest;
lprintf(9, "language found: %s\n", AvailLang[WC->selected_language]);
- // set_selected_language(selected_locale);
}
-/* TODO: we skip the language weightening so far. */
+/* TODO: we skip the language weighting so far. */
/* Accept-Language: 'de-de,en-us;q=0.7,en;q=0.3' */
/* Accept-Language: de,en-ph;q=0.8,en-us;q=0.5,de-at;q=0.3 */
//void httplang_to_locale(char *LocaleString)
//}
+/**
+ * \brief show the language chooser on the login dialog
+ * depending on the browser locale change the sequence of the
+ * language chooser.
+ */
void offer_languages(void) {
int i;
+#ifndef HAVE_USELOCALE
+ char *Lang = getenv("LANG");
+
+ if (Lang == NULL)
+ Lang = "C";
+#endif
- wprintf("<select name=\"language\" size=\"1\">\n");
+ wprintf("<select name=\"language\" id=\"lname\" size=\"1\">\n");
for (i=0; i < NUM_LANGS; ++i) {
+#ifndef HAVE_USELOCALE
+ if (strcmp(AvailLang[i], Lang) == 0)
+#endif
wprintf("<option %s value=%s>%s</option>\n",
((WC->selected_language == i) ? "selected" : ""),
AvailLang[i],
wprintf("</select>\n");
}
-/*
- * Set the selected language for this session.
+/**
+ * \brief Set the selected language for this session.
+ * \param lang the locale to set.
*/
void set_selected_language(char *lang) {
int i;
-
+#ifdef HAVE_USELOCALE
for (i=0; i<NUM_LANGS; ++i) {
if (!strcasecmp(lang, AvailLang[i])) {
WC->selected_language = i;
}
}
+#endif
}
-/*
- * Activate and deactivate the selected language for this session.
+/**
+ * \brief Activate the selected language for this session.
*/
void go_selected_language(void) {
+#ifdef HAVE_USELOCALE
if (WC->selected_language < 0) return;
- uselocale(wc_locales[WC->selected_language]); /* switch locales */
- textdomain(textdomain(NULL)); /* clear the cache */
+ uselocale(wc_locales[WC->selected_language]); /** switch locales */
+ textdomain(textdomain(NULL)); /** clear the cache */
+#else
+ char *language;
+
+ language = getenv("LANG");
+ setlocale(LC_MESSAGES, language);
+#endif
}
+/**
+ * \brief Deactivate the selected language for this session.
+ */
void stop_selected_language(void) {
- uselocale(LC_GLOBAL_LOCALE); /* switch locales */
- textdomain(textdomain(NULL)); /* clear the cache */
+#ifdef HAVE_USELOCALE
+ uselocale(LC_GLOBAL_LOCALE); /** switch locales */
+ textdomain(textdomain(NULL)); /** clear the cache */
+#endif
}
-
-/*
- * Create a locale_t for each available language
+void preset_locale(void)
+{
+#ifndef HAVE_USELOCALE
+#ifdef HAVE_GETTEXT
+ char *language;
+
+ lprintf(9, "Nailing locale to %s\n", getenv("LANG"));
+ language = getenv("LANG");
+ setlocale(LC_MESSAGES, language);
+#endif
+#endif
+}
+/**
+ * \brief Create a locale_t for each available language
*/
void initialize_locales(void) {
int i;
- locale_t Empty_Locale;
char buf[32];
+#ifdef HAVE_USELOCALE
+ locale_t Empty_Locale;
+
/* create default locale */
Empty_Locale = newlocale(LC_ALL_MASK, NULL, NULL);
+#endif
for (i = 0; i < NUM_LANGS; ++i) {
- sprintf(buf, "%s.UTF8", AvailLang[i]);
- wc_locales[i] = newlocale(LC_MESSAGES_MASK /* |LC_TIME_MASK FIXME */ ,
+ if (i == 0) {
+ sprintf(buf, "%s", AvailLang[i]); // locale 0 (C) is ascii, not utf-8
+ }
+ else {
+ sprintf(buf, "%s.UTF8", AvailLang[i]);
+ }
+#ifdef HAVE_USELOCALE
+ wc_locales[i] = newlocale(
+ (LC_MESSAGES_MASK|LC_TIME_MASK),
buf,
- Empty_Locale
+ (((i > 0) && (wc_locales[0] != NULL)) ? wc_locales[0] : Empty_Locale)
);
+ if (wc_locales[i] == NULL) {
+ lprintf(1, "Error configuring locale for %s: %s\n",
+ buf,
+ strerror(errno)
+ );
+ }
+ else {
+ lprintf(3, "Configured available locale: %s\n", buf);
+ }
+#endif
}
}
#else /* ENABLE_NLS */
-
+/** \brief dummy for non NLS enabled systems */
void offer_languages(void) {
wprintf("English (US)");
}
+/** \brief dummy for non NLS enabled systems */
void set_selected_language(char *lang) {
}
+/** \brief dummy for non NLS enabled systems */
void go_selected_language(void) {
}
+/** \brief dummy for non NLS enabled systems */
void stop_selected_language(void) {
}
+void preset_locale(void)
+{
+}
#endif /* ENABLE_NLS */
+
+