X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FHunspellChecker.cpp;h=31b629671e653350e1b00a857fc022d0e5e756ba;hb=3d4076b598deb18660e50ec9c327efc3b15f15d0;hp=c51c0001a6b29d8dc967b3358d1e9bdee9fa2210;hpb=1f53de65928c5d09b343c2beed9f37060e82b611;p=lyx.git diff --git a/src/HunspellChecker.cpp b/src/HunspellChecker.cpp index c51c0001a6..31b629671e 100644 --- a/src/HunspellChecker.cpp +++ b/src/HunspellChecker.cpp @@ -11,85 +11,320 @@ #include #include "HunspellChecker.h" +#include "PersonalWordList.h" #include "LyXRC.h" #include "WordLangTuple.h" -#include "support/lassert.h" +#include "frontends/alert.h" + #include "support/debug.h" #include "support/docstring_list.h" +#include "support/filetools.h" +#include "support/Package.h" +#include "support/FileName.h" +#include "support/gettext.h" +#include "support/lassert.h" +#include "support/lstrings.h" +#include "support/os.h" #include #include #include - -// FIXME (Abdel): I still got linking problems but if anybody wants -// to try, defines this to 1. -#define TRY_HUNSPELL 0 +#include using namespace std; +using namespace lyx::support; +using namespace lyx::support::os; namespace lyx { namespace { typedef map Spellers; +typedef map LangPersonalWordList; + +typedef vector IgnoreList; } // anon namespace + struct HunspellChecker::Private { - Private() {} - + Private(); ~Private(); - Hunspell * addSpeller(string const & lang); - Hunspell * speller(string const & lang); - + void cleanCache(); + void setUserPath(std::string const & path); + const string dictPath(int selector); + bool haveLanguageFiles(string const & hpath); + bool haveDictionary(Language const * lang, string & hpath); + bool haveDictionary(Language const * lang); + int numDictionaries() const; + Hunspell * addSpeller(Language const * lang, string & hpath); + Hunspell * addSpeller(Language const * lang); + Hunspell * speller(Language const * lang); + /// ignored words + bool isIgnored(WordLangTuple const & wl) const; + /// personal word list interface + void remove(WordLangTuple const & wl); + void insert(WordLangTuple const & wl); + bool learned(WordLangTuple const & wl); /// the spellers Spellers spellers_; + /// + IgnoreList ignored_; + /// + LangPersonalWordList personal_; + /// + std::string user_path_; + + /// the location below system/user directory + /// there the aff+dic files lookup will happen + const string dictDirectory(void) const { return "dicts"; } + int maxLookupSelector(void) const { return 4; } + const string HunspellDictionaryName(Language const * lang) { + return lang->variety().empty() + ? lang->code() + : lang->code() + "-" + lang->variety(); + } + const string osPackageDictDirectory(void) { + return "/usr/share/myspell"; + } }; +HunspellChecker::Private::Private() +{ + setUserPath(lyxrc.hunspelldir_path); +} + + HunspellChecker::Private::~Private() { -#if TRY_HUNSPELL + cleanCache(); +} + + +void HunspellChecker::Private::setUserPath(std::string const & path) +{ + if (user_path_ != lyxrc.hunspelldir_path) { + cleanCache(); + user_path_ = path; + } +} + + +void HunspellChecker::Private::cleanCache() +{ Spellers::iterator it = spellers_.begin(); Spellers::iterator end = spellers_.end(); for (; it != end; ++it) { delete it->second; + it->second = 0; + } + + LangPersonalWordList::const_iterator pdit = personal_.begin(); + LangPersonalWordList::const_iterator pdet = personal_.end(); + + for (; pdit != pdet; ++pdit) { + if ( 0 == pdit->second) + continue; + PersonalWordList * pd = pdit->second; + pd->save(); + delete pd; + } +} + + +bool HunspellChecker::Private::haveLanguageFiles(string const & hpath) +{ + FileName const affix(hpath + ".aff"); + FileName const dict(hpath + ".dic"); + return affix.isReadableFile() && dict.isReadableFile(); +} + + +const string HunspellChecker::Private::dictPath(int selector) +{ + switch (selector) { + case 3: + return addName(osPackageDictDirectory(),dictDirectory()); + break; + case 2: + return addName(package().system_support().absFileName(),dictDirectory()); + break; + case 1: + return addName(package().user_support().absFileName(),dictDirectory()); + break; + default: + return user_path_; } -#endif } -Hunspell * HunspellChecker::Private::addSpeller(string const & lang) +bool HunspellChecker::Private::haveDictionary(Language const * lang, string & hpath) { - // FIXME: not implemented! + if (hpath.empty()) + return false; + + LYXERR(Debug::FILES, "check hunspell path: " << hpath + << " for language " << (lang ? lang->lang() : "NULL" )); + + string h_path = addName(hpath, HunspellDictionaryName(lang)); + // first we try lang code+variety + if (haveLanguageFiles(h_path)) { + LYXERR(Debug::FILES, " found " << h_path); + hpath = h_path; + return true; + } + // another try with code, '_' replaced by '-' + h_path = addName(hpath, subst(lang->code(), '_', '-')); + if (!haveLanguageFiles(h_path)) + return false; + LYXERR(Debug::FILES, " found " << h_path); + hpath = h_path; + return true; +} + - // FIXME: We should we indicate somehow that this language is not - // supported. - return 0; +bool HunspellChecker::Private::haveDictionary(Language const * lang) +{ + bool result = false; + + setUserPath(lyxrc.hunspelldir_path); + for (int p = 0; !result && p < maxLookupSelector(); ++p) { + string lpath = dictPath(p); + result = haveDictionary(lang, lpath); + } + // FIXME: if result is false... + // we should indicate somehow that this language is not + // supported, probably by popping a warning. But we'll need to + // remember which warnings we've issued. + return result; } -Hunspell * HunspellChecker::Private::speller(string const & lang) +Hunspell * HunspellChecker::Private::speller(Language const * lang) { - Spellers::iterator it = spellers_.find(lang); + setUserPath(lyxrc.hunspelldir_path); + Spellers::iterator it = spellers_.find(lang->lang()); if (it != spellers_.end()) return it->second; - return addSpeller(lang); } -HunspellChecker::HunspellChecker(): d(new Private) +Hunspell * HunspellChecker::Private::addSpeller(Language const * lang,string & path) { + if (!haveDictionary(lang, path)) { + spellers_[lang->lang()] = 0; + return 0; + } + + FileName const affix(path + ".aff"); + FileName const dict(path + ".dic"); + Hunspell * h = new Hunspell(affix.absFileName().c_str(), dict.absFileName().c_str()); + LYXERR(Debug::FILES, "Hunspell speller for langage " << lang << " at " << dict << " found"); + spellers_[lang->lang()] = h; + return h; +} + + +Hunspell * HunspellChecker::Private::addSpeller(Language const * lang) +{ + Hunspell * h = 0; + for (int p = 0; p < maxLookupSelector() && 0 == h; ++p) { + string lpath = dictPath(p); + h = addSpeller(lang, lpath); + } + if (h) { + string const encoding = h->get_dic_encoding(); + PersonalWordList * pd = new PersonalWordList(lang->lang()); + pd->load(); + personal_[lang->lang()] = pd; + docstring_list::const_iterator it = pd->begin(); + docstring_list::const_iterator et = pd->end(); + for (; it != et; ++it) { + string const word_to_add = to_iconv_encoding(*it, encoding); + h->add(word_to_add.c_str()); + } + } + return h; } +int HunspellChecker::Private::numDictionaries() const +{ + int result = 0; + Spellers::const_iterator it = spellers_.begin(); + Spellers::const_iterator et = spellers_.end(); + + for (; it != et; ++it) + result += it->second != 0; + return result; +} + + +bool HunspellChecker::Private::isIgnored(WordLangTuple const & wl) const +{ + IgnoreList::const_iterator it = ignored_.begin(); + for (; it != ignored_.end(); ++it) { + if (it->lang()->code() != wl.lang()->code()) + continue; + if (it->word() == wl.word()) + return true; + } + return false; +} + +/// personal word list interface +void HunspellChecker::Private::remove(WordLangTuple const & wl) +{ + Hunspell * h = speller(wl.lang()); + if (!h) + return; + string const encoding = h->get_dic_encoding(); + string const word_to_check = to_iconv_encoding(wl.word(), encoding); + h->remove(word_to_check.c_str()); + PersonalWordList * pd = personal_[wl.lang()->lang()]; + if (!pd) + return; + pd->remove(wl.word()); +} + + +void HunspellChecker::Private::insert(WordLangTuple const & wl) +{ + Hunspell * h = speller(wl.lang()); + if (!h) + return; + string const encoding = h->get_dic_encoding(); + string const word_to_check = to_iconv_encoding(wl.word(), encoding); + h->add(word_to_check.c_str()); + PersonalWordList * pd = personal_[wl.lang()->lang()]; + if (!pd) + return; + pd->insert(wl.word()); +} + + +bool HunspellChecker::Private::learned(WordLangTuple const & wl) +{ + PersonalWordList * pd = personal_[wl.lang()->lang()]; + if (!pd) + return false; + return pd->exists(wl.word()); +} + + +HunspellChecker::HunspellChecker() + : d(new Private) +{} + + HunspellChecker::~HunspellChecker() { delete d; @@ -98,38 +333,60 @@ HunspellChecker::~HunspellChecker() SpellChecker::Result HunspellChecker::check(WordLangTuple const & wl) { - string const word_to_check = to_utf8(wl.word()); -#if TRY_HUNSPELL - Hunspell * h = d->speller(wl.lang_code()); + if (d->isIgnored(wl)) + return WORD_OK; + + Hunspell * h = d->speller(wl.lang()); + if (!h) + return NO_DICTIONARY; int info; + + string const encoding = h->get_dic_encoding(); + string const word_to_check = to_iconv_encoding(wl.word(), encoding); + if (h->spell(word_to_check.c_str(), &info)) - return OK; - // FIXME: What to do with that? - switch (info) { - case SPELL_COMPOUND: - case SPELL_FORBIDDEN: - default: - return UNKNOWN_WORD; + return d->learned(wl) ? LEARNED_WORD : WORD_OK; + + if (info & SPELL_COMPOUND) { + // FIXME: What to do with that? + LYXERR(Debug::FILES, "Hunspell compound word found " << word_to_check); + } + if (info & SPELL_FORBIDDEN) { + // This was removed from personal dictionary + LYXERR(Debug::FILES, "Hunspell explicit forbidden word found " << word_to_check); } + return UNKNOWN_WORD; -#endif - return OK; +} + + +void HunspellChecker::advanceChangeNumber() +{ + nextChangeNumber(); } void HunspellChecker::insert(WordLangTuple const & wl) { - string const word_to_check = to_utf8(wl.word()); -#if TRY_HUNSPELL - Hunspell * h = d->speller(wl.lang_code()); - h->add(word_to_check.c_str()); -#endif + d->insert(wl); + LYXERR(Debug::GUI, "learn word: \"" << wl.word() << "\"") ; + advanceChangeNumber(); +} + + +void HunspellChecker::remove(WordLangTuple const & wl) +{ + d->remove(wl); + LYXERR(Debug::GUI, "unlearn word: \"" << wl.word() << "\"") ; + advanceChangeNumber(); } -void HunspellChecker::accept(WordLangTuple const & word) +void HunspellChecker::accept(WordLangTuple const & wl) { - // FIXME: not implemented! + d->ignored_.push_back(wl); + LYXERR(Debug::GUI, "ignore word: \"" << wl.word() << "\"") ; + advanceChangeNumber(); } @@ -137,15 +394,51 @@ void HunspellChecker::suggest(WordLangTuple const & wl, docstring_list & suggestions) { suggestions.clear(); - string const word_to_check = to_utf8(wl.word()); -#if TRY_HUNSPELL - Hunspell * h = d->speller(wl.lang_code()); - char *** suggestion_list = 0; - int const suggestion_number = h->suggest(suggestion_list, word_to_check.c_str()); - if (suggestion_number == 0) + Hunspell * h = d->speller(wl.lang()); + if (!h) + return; + string const encoding = h->get_dic_encoding(); + string const word_to_check = to_iconv_encoding(wl.word(), encoding); + char ** suggestion_list; + int const suggestion_number = h->suggest(&suggestion_list, word_to_check.c_str()); + if (suggestion_number <= 0) return; - h->free_list(suggestion_list, suggestion_number); -#endif + for (int i = 0; i != suggestion_number; ++i) + suggestions.push_back(from_iconv_encoding(suggestion_list[i], encoding)); + h->free_list(&suggestion_list, suggestion_number); +} + + +void HunspellChecker::stem(WordLangTuple const & wl, + docstring_list & suggestions) +{ + suggestions.clear(); + Hunspell * h = d->speller(wl.lang()); + if (!h) + return; + string const encoding = h->get_dic_encoding(); + string const word_to_check = to_iconv_encoding(wl.word(), encoding); + char ** suggestion_list; + int const suggestion_number = h->stem(&suggestion_list, word_to_check.c_str()); + if (suggestion_number <= 0) + return; + for (int i = 0; i != suggestion_number; ++i) + suggestions.push_back(from_iconv_encoding(suggestion_list[i], encoding)); + h->free_list(&suggestion_list, suggestion_number); +} + + +bool HunspellChecker::hasDictionary(Language const * lang) const +{ + if (!lang) + return false; + return d->haveDictionary(lang); +} + + +int HunspellChecker::numDictionaries() const +{ + return d->numDictionaries(); }