/************************************************************** * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * *************************************************************/ // MARKER(update_precomp.py): autogen include statement, do not remove #include "precompiled_i18npool.hxx" #include #include #include #include using namespace ::com::sun::star::uno; using namespace ::com::sun::star::lang; using namespace ::rtl; namespace com { namespace sun { namespace star { namespace i18n { IndexEntrySupplier_Unicode::IndexEntrySupplier_Unicode( const com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory >& rxMSF ) : IndexEntrySupplier_Common(rxMSF) { implementationName = "com.sun.star.i18n.IndexEntrySupplier_Unicode"; index = new Index(rxMSF); } IndexEntrySupplier_Unicode::~IndexEntrySupplier_Unicode() { delete index; } sal_Bool SAL_CALL IndexEntrySupplier_Unicode::loadAlgorithm( const lang::Locale& rLocale, const OUString& rAlgorithm, sal_Int32 collatorOptions ) throw (RuntimeException) { index->init(rLocale, rAlgorithm); return IndexEntrySupplier_Common::loadAlgorithm(rLocale, rAlgorithm, collatorOptions); } OUString SAL_CALL IndexEntrySupplier_Unicode::getIndexKey( const OUString& rIndexEntry, const OUString& rPhoneticEntry, const lang::Locale& rLocale ) throw (RuntimeException) { return index->getIndexDescription(getEntry(rIndexEntry, rPhoneticEntry, rLocale)); } sal_Int16 SAL_CALL IndexEntrySupplier_Unicode::compareIndexEntry( const OUString& rIndexEntry1, const OUString& rPhoneticEntry1, const lang::Locale& rLocale1, const OUString& rIndexEntry2, const OUString& rPhoneticEntry2, const lang::Locale& rLocale2 ) throw (RuntimeException) { sal_Int16 result = index->getIndexWeight(getEntry(rIndexEntry1, rPhoneticEntry1, rLocale1)) - index->getIndexWeight(getEntry(rIndexEntry2, rPhoneticEntry2, rLocale2)); if (result == 0) return IndexEntrySupplier_Common::compareIndexEntry( rIndexEntry1, rPhoneticEntry1, rLocale1, rIndexEntry2, rPhoneticEntry2, rLocale2); return result > 0 ? 1 : -1; } OUString SAL_CALL IndexEntrySupplier_Unicode::getIndexCharacter( const OUString& rIndexEntry, const lang::Locale& rLocale, const OUString& rAlgorithm ) throw (RuntimeException) { if (loadAlgorithm( rLocale, rAlgorithm, CollatorOptions::CollatorOptions_IGNORE_CASE_ACCENT)) return index->getIndexDescription(rIndexEntry); else return IndexEntrySupplier_Common::getIndexCharacter(rIndexEntry, rLocale, rAlgorithm); } IndexTable::IndexTable() { table = NULL; } IndexTable::~IndexTable() { if (table) free(table); } void IndexTable::init(sal_Unicode start_, sal_Unicode end_, IndexKey *keys, sal_Int16 key_count, Index *index) { start=start_; end=end_; table = (sal_uInt8*) malloc((end-start+1)*sizeof(sal_uInt8)); for (sal_Unicode i = start; i <= end; i++) { sal_Int16 j; for (j = 0; j < key_count; j++) { if (keys[j].key > 0 && (i == keys[j].key || index->compare(i, keys[j].key) == 0)) { table[i-start] = sal::static_int_cast(j); break; } } if (j == key_count) table[i-start] = 0xFF; } } Index::Index(const com::sun::star::uno::Reference < com::sun::star::lang::XMultiServiceFactory >& rxMSF) { collator = new CollatorImpl(rxMSF); } Index::~Index() { delete collator; } sal_Int16 Index::compare(sal_Unicode c1, sal_Unicode c2) { return sal::static_int_cast( collator->compareString(OUString(&c1, 1), OUString(&c2, 1)) ); } sal_Int16 Index::getIndexWeight(const OUString& rIndexEntry) { sal_Int32 startPos=0; if (skipping_chars.getLength() > 0) while (skipping_chars.indexOf(rIndexEntry[startPos]) >= 0) startPos++; if (mkey_count > 0) { for (sal_Int16 i = 0; i < mkey_count; i++) { sal_Int32 len = keys[mkeys[i]].mkey.getLength(); if (collator->compareSubstring(rIndexEntry, startPos, len, keys[mkeys[i]].mkey, 0, len) == 0) return mkeys[i]; } } sal_Unicode code = rIndexEntry[startPos]; for (sal_Int16 i = 0; i < table_count; i++) { if (tables[i].start <= code && code <= tables[i].end) return tables[i].table[code-tables[i].start]; } return 0xFF; } OUString Index::getIndexDescription(const OUString& rIndexEntry) { sal_Int16 wgt = getIndexWeight(rIndexEntry); if (wgt < MAX_KEYS) { if (keys[wgt].desc.getLength()) return keys[wgt].desc; else if (keys[wgt].key > 0) return OUString(&keys[wgt].key, 1); else return keys[wgt].mkey; } sal_Int32 nPos=0; sal_uInt32 indexChar=rIndexEntry.iterateCodePoints(&nPos, 0); return OUString(&indexChar, 1); } #define LOCALE_EN lang::Locale(OUString::createFromAscii("en"), OUString(), OUString()) void Index::makeIndexKeys(const lang::Locale &rLocale, const OUString &algorithm) throw (RuntimeException) { OUString keyStr = LocaleData().getIndexKeysByAlgorithm(rLocale, algorithm); if (!keyStr.getLength()) { keyStr = LocaleData().getIndexKeysByAlgorithm(LOCALE_EN, LocaleData().getDefaultIndexAlgorithm(LOCALE_EN)); if (!keyStr) throw RuntimeException(); } sal_Int16 len = sal::static_int_cast( keyStr.getLength() ); mkey_count=key_count=0; skipping_chars=OUString(); sal_Int16 i, j; for (i = 0; i < len && key_count < MAX_KEYS; i++) { sal_Unicode curr = keyStr[i]; sal_Unicode close = sal_Unicode(')'); if (unicode::isWhiteSpace(curr)) continue; switch(curr) { case sal_Unicode('-'): if (key_count > 0 && i + 1 < len ) { for (curr = keyStr[++i]; key_count < MAX_KEYS && keys[key_count-1].key < curr; key_count++) { keys[key_count].key = keys[key_count-1].key+1; keys[key_count].desc = OUString(); } } else throw RuntimeException(); break; case sal_Unicode('['): for (i++; i < len && keyStr[i] != sal_Unicode(']'); i++) { if (unicode::isWhiteSpace(keyStr[i])) { continue; } else if (keyStr[i] == sal_Unicode('_')) { for (curr=keyStr[i-1]+1; curr <= keyStr[i+1]; curr++) skipping_chars+=OUString(curr); i+=2; } else { skipping_chars+=OUString(keyStr[i]); } } break; case sal_Unicode('{'): close = sal_Unicode('}'); case sal_Unicode('('): if (key_count > 0) { sal_Int16 end = i+1; for (end=i+1; end < len && keyStr[end] != close; end++) ; if (end >= len) // no found throw RuntimeException(); if (close == sal_Unicode(')')) keys[key_count-1].desc = keyStr.copy(i+1, end-i-1); else { mkeys[mkey_count++]=key_count; keys[key_count].key = 0; keys[key_count].mkey = keyStr.copy(i+1, end-i-1); keys[key_count++].desc=OUString(); } i=end+1; } else throw RuntimeException(); break; default: keys[key_count].key = curr; keys[key_count++].desc = OUString(); break; } } for (i = 0; i < mkey_count; i++) { for (j=i+1; j < mkey_count; j++) { if (keys[mkeys[i]].mkey.getLength() < keys[mkeys[j]].mkey.getLength()) { sal_Int16 k = mkeys[i]; mkeys[i] = mkeys[j]; mkeys[j] = k; } } } } void Index::init(const lang::Locale &rLocale, const OUString& algorithm) throw (RuntimeException) { makeIndexKeys(rLocale, algorithm); Sequence< UnicodeScript > scriptList = LocaleData().getUnicodeScripts( rLocale ); if (scriptList.getLength() == 0) { scriptList = LocaleData().getUnicodeScripts(LOCALE_EN); if (scriptList.getLength() == 0) throw RuntimeException(); } table_count = sal::static_int_cast( scriptList.getLength() ); if (table_count > MAX_TABLES) throw RuntimeException(); collator->loadCollatorAlgorithm(algorithm, rLocale, CollatorOptions::CollatorOptions_IGNORE_CASE_ACCENT); sal_Int16 j=0; sal_Unicode start = unicode::getUnicodeScriptStart((UnicodeScript)0); sal_Unicode end = unicode::getUnicodeScriptEnd((UnicodeScript)0); for (sal_Int16 i= (scriptList[0] == (UnicodeScript)0) ? 1 : 0; i< scriptList.getLength(); i++) { if (unicode::getUnicodeScriptStart(scriptList[i]) != end+1) { tables[j++].init(start, end, keys, key_count, this); start = unicode::getUnicodeScriptStart(scriptList[i]); } end = unicode::getUnicodeScriptEnd(scriptList[i]); } tables[j++].init(start, end, keys, key_count, this); table_count = j; } } } } }