static int32_t
_getStringOrCopyKey(const char *path, const char *locale,
const char *tableKey,
const char* subTableKey,
const char *itemKey,
const char *substitute,
UChar *dest, int32_t destCapacity,
UErrorCode *pErrorCode) {
const UChar *s = NULL;
int32_t length = 0;
if(itemKey==NULL) {
/* top-level item: normal resource bundle access */
UResourceBundle *rb;
rb=ures_open(path, locale, pErrorCode);
if(U_SUCCESS(*pErrorCode)) {
s=ures_getStringByKey(rb, tableKey, &length, pErrorCode);
/* see comment about closing rb near "return item;" in _res_getTableStringWithFallback() */
ures_close(rb);
}
} else {
/* Language code should not be a number. If it is, set the error code. */
if (!uprv_strncmp(tableKey, "Languages", 9) && uprv_strtol(itemKey, NULL, 10)) {
*pErrorCode = U_MISSING_RESOURCE_ERROR;
} else {
/* second-level item, use special fallback */
s=uloc_getTableStringWithFallback(path, locale,
tableKey,
subTableKey,
itemKey,
&length,
pErrorCode);
}
}
if(U_SUCCESS(*pErrorCode)) {
int32_t copyLength=uprv_min(length, destCapacity);
if(copyLength>0 && s != NULL) {
u_memcpy(dest, s, copyLength);
}
} else {
/* no string from a resource bundle: convert the substitute */
length=(int32_t)uprv_strlen(substitute);
u_charsToUChars(substitute, dest, uprv_min(length, destCapacity));
*pErrorCode=U_USING_DEFAULT_WARNING;
}
return u_terminateUChars(dest, destCapacity, length, pErrorCode);
}
UnicodeString &
ICUDataTable::get(const char* tableKey, const char* subTableKey, const char* itemKey,
UnicodeString &result) const {
UErrorCode status = U_ZERO_ERROR;
int32_t len = 0;
const UChar *s = uloc_getTableStringWithFallback(path, locale.getName(),
tableKey, subTableKey, itemKey,
&len, &status);
if (U_SUCCESS(status) && len > 0) {
return result.setTo(s, len);
}
return result.setTo(UnicodeString(itemKey, -1, US_INV));
}
static ULayoutType
_uloc_getOrientationHelper(const char* localeId,
const char* key,
UErrorCode *status)
{
ULayoutType result = ULOC_LAYOUT_UNKNOWN;
if (!U_FAILURE(*status)) {
int32_t length = 0;
char localeBuffer[ULOC_FULLNAME_CAPACITY];
uloc_canonicalize(localeId, localeBuffer, sizeof(localeBuffer), status);
if (!U_FAILURE(*status)) {
const UChar* const value =
uloc_getTableStringWithFallback(
NULL,
localeBuffer,
"layout",
NULL,
key,
&length,
status);
if (!U_FAILURE(*status) && length != 0) {
switch(value[0])
{
case 0x0062: /* 'b' */
result = ULOC_LAYOUT_BTT;
break;
case 0x006C: /* 'l' */
result = ULOC_LAYOUT_LTR;
break;
case 0x0072: /* 'r' */
result = ULOC_LAYOUT_RTL;
break;
case 0x0074: /* 't' */
result = ULOC_LAYOUT_TTB;
break;
default:
*status = U_INTERNAL_PROGRAM_ERROR;
break;
}
}
}
}
return result;
}
