3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
7 * \author Jürgen Spitzmüller
9 * Full author contact details are available in file CREDITS.
14 #include "Thesaurus.h"
18 #include "support/FileNameList.h"
19 #include "support/Package.h"
20 #include "support/debug.h"
21 #include "support/filetools.h"
22 #include "support/gettext.h"
23 #include "support/lstrings.h"
24 #include "support/os.h"
26 #include "support/mythes/mythes.hxx"
28 #include "frontends/alert.h"
34 using namespace lyx::support;
35 using namespace lyx::support::os;
41 typedef std::map<docstring, MyThes *> Thesauri;
45 #ifndef THESAURUS_LOCATION
46 # define THESAURUS_LOCATION "thes"
49 struct Thesaurus::Private
53 for (Thesauri::iterator it = thes_.begin();
54 it != thes_.end(); ++it) {
59 bool thesaurusAvailable(docstring const & lang) const
61 for (Thesauri::const_iterator it = thes_.begin();
62 it != thes_.end(); ++it) {
63 if (it->first == lang)
71 typedef std::pair<std::string, std::string> ThesFiles;
73 ThesFiles getThesaurus(string const & path, docstring const & lang);
74 ThesFiles getThesaurus(docstring const & lang);
75 /// add a thesaurus to the list
76 bool addThesaurus(docstring const & lang);
83 pair<string,string> Thesaurus::Private::getThesaurus(string const & path, docstring const & lang)
86 if (!base.isDirectory()) {
87 return make_pair(string(), string());
89 FileNameList const idx_files = base.dirList("idx");
90 FileNameList const data_files = base.dirList("dat");
94 LYXERR(Debug::FILES, "thesaurus path: " << path);
95 for (FileNameList::const_iterator it = idx_files.begin(); it != idx_files.end(); ++it) {
96 if (contains(it->onlyFileName(), to_ascii(lang))) {
97 idx = it->absFileName();
98 LYXERR(Debug::FILES, "selected thesaurus idx file: " << idx);
103 return make_pair(string(), string());
105 for (support::FileNameList::const_iterator it = data_files.begin(); it != data_files.end(); ++it) {
106 if (contains(it->onlyFileName(), to_ascii(lang))) {
107 data = it->absFileName();
108 LYXERR(Debug::FILES, "selected thesaurus data file: " << data);
112 return make_pair(idx, data);
116 pair<string,string> Thesaurus::Private::getThesaurus(docstring const & lang)
118 string const thes_path = external_path(lyxrc.thesaurusdir_path);
119 pair<string,string> result ;
121 if (thesaurusAvailable(lang))
122 return make_pair(string(), string());
124 if (!thes_path.empty()) {
125 result = getThesaurus(thes_path, lang);
127 if (result.first.empty() || result.second.empty()) {
128 string const sys_path = external_path(addName(lyx::support::package().system_support().absFileName(),THESAURUS_LOCATION)) ;
129 result = getThesaurus(sys_path, lang);
131 if (result.first.empty() || result.second.empty()) {
132 string const user_path = external_path(addName(lyx::support::package().user_support().absFileName(),THESAURUS_LOCATION)) ;
133 result = getThesaurus(user_path, lang);
139 bool Thesaurus::Private::addThesaurus(docstring const & lang)
141 if (thesaurusAvailable(lang))
144 ThesFiles files = getThesaurus(lang);
145 string const idx = files.first;
146 string const data = files.second;
148 if (idx.empty() || data.empty())
151 char const * af = idx.c_str();
152 char const * df = data.c_str();
153 thes_[lang] = new MyThes(af, df);
158 bool Thesaurus::thesaurusAvailable(docstring const & lang) const
160 return d->thesaurusAvailable(lang);
164 bool Thesaurus::thesaurusInstalled(docstring const & lang) const
166 pair<string, string> files = d->getThesaurus(lang);
167 return (!files.first.empty() && !files.second.empty());
171 Thesaurus::Meanings Thesaurus::lookup(docstring const & t, docstring const & lang)
176 if (!d->addThesaurus(lang))
179 for (Thesauri::const_iterator it = d->thes_.begin();
180 it != d->thes_.end(); ++it) {
181 if (it->first == lang) {
190 string const encoding = mythes->get_th_encoding();
193 string const text = to_iconv_encoding(support::lowercase(t), encoding);
194 int len = strlen(text.c_str());
195 int count = mythes->Lookup(text.c_str(), len, &pmean);
199 // don't change value of pmean or count
200 // they are needed for the CleanUpAfterLookup routine
204 for (int i = 0; i < count; i++) {
205 meaning = from_iconv_encoding(string(pm->defn), encoding);
207 if (support::prefixIs(meaning, '-'))
208 meaning = support::ltrim(meaning, "- ");
209 for (int j = 0; j < pm->count; j++) {
210 ret = from_iconv_encoding(string(pm->psyns[j]), encoding);
212 meanings[meaning].push_back(ret);
215 // now clean up all allocated memory
216 mythes->CleanUpAfterLookup(&pmean, count);
218 for (Meanings::iterator it = meanings.begin();
219 it != meanings.end(); ++it)
220 sort(it->second.begin(), it->second.end());
226 Thesaurus::Thesaurus() : d(new Thesaurus::Private)
231 Thesaurus::~Thesaurus()