+Thesaurus::Thesaurus()
+{}
+
+
+Thesaurus::~Thesaurus()
+{
+ for (Thesauri::iterator it = thes_.begin();
+ it != thes_.end(); ++it) {
+ delete it->second;
+ }
+}
+
+
+bool Thesaurus::addThesaurus(docstring const & lang)
+{
+ string const thes_path = external_path(lyxrc.thesaurusdir_path);
+ LYXERR(Debug::FILES, "thesaurus path: " << thes_path);
+ if (thes_path.empty())
+ return false;
+
+ if (thesaurusAvailable(lang))
+ return true;
+
+ FileNameList const idx_files = FileName(thes_path).dirList("idx");
+ FileNameList const data_files = FileName(thes_path).dirList("dat");
+ string idx;
+ string data;
+
+ for (FileNameList::const_iterator it = idx_files.begin();
+ it != idx_files.end(); ++it) {
+ LYXERR(Debug::FILES, "found thesaurus idx file: " << it->onlyFileName());
+ if (contains(it->onlyFileName(), to_ascii(lang))) {
+ idx = it->absFilename();
+ LYXERR(Debug::FILES, "selected thesaurus idx file: " << idx);
+ break;
+ }
+ }
+
+ for (support::FileNameList::const_iterator it = data_files.begin();
+ it != data_files.end(); ++it) {
+ LYXERR(Debug::FILES, "found thesaurus data file: " << it->onlyFileName());
+ if (contains(it->onlyFileName(), to_ascii(lang))) {
+ data = it->absFilename();
+ LYXERR(Debug::FILES, "selected thesaurus data file: " << data);
+ break;
+ }
+ }
+
+ if (idx.empty() || data.empty())
+ return false;
+
+ char const * af = idx.c_str();
+ char const * df = data.c_str();
+ thes_[lang] = new MyThes(af, df);
+ return true;
+}
+
+
+bool Thesaurus::thesaurusAvailable(docstring const & lang) const
+{
+ for (Thesauri::const_iterator it = thes_.begin();
+ it != thes_.end(); ++it) {
+ if (it->first == lang)
+ if (it->second)
+ return true;
+ }
+
+ return false;
+}
+
+
+Thesaurus::Meanings Thesaurus::lookup(docstring const & t, docstring const & lang)
+{
+ Meanings meanings;
+ MyThes * mythes = 0;
+
+ if (!addThesaurus(lang))
+ return meanings;
+
+ for (Thesauri::const_iterator it = thes_.begin();
+ it != thes_.end(); ++it) {
+ if (it->first == lang) {
+ mythes = it->second;
+ break;
+ }
+ }
+
+ if (!mythes)
+ return meanings;
+
+ string const encoding = mythes->get_th_encoding();
+
+ mentry * pmean;
+ string const text = to_iconv_encoding(support::lowercase(t), encoding);
+ int len = strlen(text.c_str());
+ int count = mythes->Lookup(text.c_str(), len, &pmean);
+ if (!count)
+ return meanings;
+
+ // don't change value of pmean or count
+ // they are needed for the CleanUpAfterLookup routine
+ mentry * pm = pmean;
+ docstring meaning;
+ docstring ret;
+ for (int i = 0; i < count; i++) {
+ meaning = from_iconv_encoding(string(pm->defn), encoding);
+ // remove silly item
+ if (support::prefixIs(meaning, '-'))
+ meaning = support::ltrim(meaning, "- ");
+ for (int j = 0; j < pm->count; j++) {
+ ret = from_iconv_encoding(string(pm->psyns[j]), encoding);
+ }
+ meanings[meaning].push_back(ret);
+ pm++;
+ }
+ // now clean up all allocated memory
+ mythes->CleanUpAfterLookup(&pmean, count);
+
+ for (Meanings::iterator it = meanings.begin();
+ it != meanings.end(); ++it)
+ sort(it->second.begin(), it->second.end());
+
+ return meanings;
+}
+
+#else
+#ifndef HAVE_LIBAIKSAURUS