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98 lines
3.4 KiB
C
98 lines
3.4 KiB
C
/*
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**********************************************************************
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* Copyright (C) 1997-2011, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*
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* File USCRIPT.C
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*
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* Modification History:
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*
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* Date Name Description
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* 07/06/2001 Ram Creation.
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******************************************************************************
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*/
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#include "unicode/uscript.h"
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#include "unicode/ures.h"
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#include "unicode/uchar.h"
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#include "unicode/putil.h"
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#include "uprops.h"
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#include "cmemory.h"
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#include "cstring.h"
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static const char kLocaleScript[] = "LocaleScript";
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/* TODO: this is a bad API should be deprecated */
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U_CAPI int32_t U_EXPORT2
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uscript_getCode(const char* nameOrAbbrOrLocale,
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UScriptCode* fillIn,
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int32_t capacity,
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UErrorCode* err){
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UScriptCode code = USCRIPT_INVALID_CODE;
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int32_t numFilled=0;
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int32_t len=0;
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/* check arguments */
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if(err==NULL ||U_FAILURE(*err)){
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return numFilled;
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}
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if(nameOrAbbrOrLocale==NULL || fillIn == NULL || capacity<0){
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*err = U_ILLEGAL_ARGUMENT_ERROR;
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return numFilled;
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}
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if(uprv_strchr(nameOrAbbrOrLocale, '-')==NULL && uprv_strchr(nameOrAbbrOrLocale, '_')==NULL ){
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/* try long and abbreviated script names first */
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code = (UScriptCode) u_getPropertyValueEnum(UCHAR_SCRIPT, nameOrAbbrOrLocale);
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}
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if(code==(UScriptCode)UCHAR_INVALID_CODE){
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/* Do not propagate error codes from just not finding a locale bundle. */
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UErrorCode localErrorCode = U_ZERO_ERROR;
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UResourceBundle* resB = ures_open(NULL,nameOrAbbrOrLocale,&localErrorCode);
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if(U_SUCCESS(localErrorCode)&& localErrorCode != U_USING_DEFAULT_WARNING){
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UResourceBundle* resD = ures_getByKey(resB,kLocaleScript,NULL,&localErrorCode);
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if(U_SUCCESS(localErrorCode) ){
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len =0;
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while(ures_hasNext(resD)){
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const UChar* name = ures_getNextString(resD,&len,NULL,&localErrorCode);
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if(U_SUCCESS(localErrorCode)){
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char cName[50] = {'\0'};
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u_UCharsToChars(name,cName,len);
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code = (UScriptCode) u_getPropertyValueEnum(UCHAR_SCRIPT, cName);
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/* got the script code now fill in the buffer */
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if(numFilled<capacity){
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*(fillIn)++=code;
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numFilled++;
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}else{
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ures_close(resD);
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ures_close(resB);
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*err=U_BUFFER_OVERFLOW_ERROR;
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return len;
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}
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}
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}
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}
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ures_close(resD);
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}
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ures_close(resB);
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code = USCRIPT_INVALID_CODE;
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}
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if(code==(UScriptCode)UCHAR_INVALID_CODE){
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/* still not found .. try long and abbreviated script names again */
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code = (UScriptCode) u_getPropertyValueEnum(UCHAR_SCRIPT, nameOrAbbrOrLocale);
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}
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if(code!=(UScriptCode)UCHAR_INVALID_CODE){
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/* we found it */
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if(numFilled<capacity){
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*(fillIn)++=code;
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numFilled++;
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}else{
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*err=U_BUFFER_OVERFLOW_ERROR;
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return len;
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}
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}
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return numFilled;
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}
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