U_CAPI void U_EXPORT2
ucol_prepareShortStringOpen( const char *definition,
UBool,
UParseError *parseError,
UErrorCode *status)
{
if(U_FAILURE(*status)) return;
UParseError internalParseError;
if(!parseError) {
parseError = &internalParseError;
}
parseError->line = 0;
parseError->offset = 0;
parseError->preContext[0] = 0;
parseError->postContext[0] = 0;
// first we want to pick stuff out of short string.
// we'll end up with an UCA version, locale and a bunch of
// settings
// analyse the string in order to get everything we need.
CollatorSpec s;
ucol_sit_initCollatorSpecs(&s);
ucol_sit_readSpecs(&s, definition, parseError, status);
ucol_sit_calculateWholeLocale(&s);
char buffer[internalBufferSize];
uprv_memset(buffer, 0, internalBufferSize);
uloc_canonicalize(s.locale, buffer, internalBufferSize, status);
UResourceBundle *b = ures_open(U_ICUDATA_COLL, buffer, status);
/* we try to find stuff from keyword */
UResourceBundle *collations = ures_getByKey(b, "collations", NULL, status);
UResourceBundle *collElem = NULL;
char keyBuffer[256];
// if there is a keyword, we pick it up and try to get elements
if(!uloc_getKeywordValue(buffer, "collation", keyBuffer, 256, status)) {
// no keyword. we try to find the default setting, which will give us the keyword value
UResourceBundle *defaultColl = ures_getByKeyWithFallback(collations, "default", NULL, status);
if(U_SUCCESS(*status)) {
int32_t defaultKeyLen = 0;
const UChar *defaultKey = ures_getString(defaultColl, &defaultKeyLen, status);
u_UCharsToChars(defaultKey, keyBuffer, defaultKeyLen);
keyBuffer[defaultKeyLen] = 0;
} else {
*status = U_INTERNAL_PROGRAM_ERROR;
return;
}
ures_close(defaultColl);
}
collElem = ures_getByKeyWithFallback(collations, keyBuffer, collElem, status);
ures_close(collElem);
ures_close(collations);
ures_close(b);
}
U_CAPI UCollator* U_EXPORT2
ucol_openFromShortString( const char *definition,
UBool forceDefaults,
UParseError *parseError,
UErrorCode *status)
{
UTRACE_ENTRY_OC(UTRACE_UCOL_OPEN_FROM_SHORT_STRING);
UTRACE_DATA1(UTRACE_INFO, "short string = \"%s\"", definition);
if(U_FAILURE(*status)) return 0;
UParseError internalParseError;
if(!parseError) {
parseError = &internalParseError;
}
parseError->line = 0;
parseError->offset = 0;
parseError->preContext[0] = 0;
parseError->postContext[0] = 0;
// first we want to pick stuff out of short string.
// we'll end up with an UCA version, locale and a bunch of
// settings
// analyse the string in order to get everything we need.
const char *string = definition;
CollatorSpec s;
ucol_sit_initCollatorSpecs(&s);
string = ucol_sit_readSpecs(&s, definition, parseError, status);
ucol_sit_calculateWholeLocale(&s);
char buffer[internalBufferSize];
uprv_memset(buffer, 0, internalBufferSize);
uloc_canonicalize(s.locale, buffer, internalBufferSize, status);
UCollator *result = ucol_open(buffer, status);
int32_t i = 0;
for(i = 0; i < UCOL_ATTRIBUTE_COUNT; i++) {
if(s.options[i] != UCOL_DEFAULT) {
if(forceDefaults || ucol_getAttribute(result, (UColAttribute)i, status) != s.options[i]) {
ucol_setAttribute(result, (UColAttribute)i, s.options[i], status);
}
if(U_FAILURE(*status)) {
parseError->offset = (int32_t)(string - definition);
ucol_close(result);
return NULL;
}
}
}
if(s.variableTopSet) {
if(s.variableTopString[0]) {
ucol_setVariableTop(result, s.variableTopString, s.variableTopStringLen, status);
} else { // we set by value, using 'B'
ucol_restoreVariableTop(result, s.variableTopValue, status);
}
}
if(U_FAILURE(*status)) { // here it can only be a bogus value
ucol_close(result);
result = NULL;
}
UTRACE_EXIT_PTR_STATUS(result, *status);
return result;
}
