lyx_mirror/src/PSpell.cpp

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/**
* \file PSpell.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Kevin Atkinson
* \author John Levon
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "debug.h"
#define USE_ORIGINAL_MANAGER_FUNCS 1
// new aspell pspell missing extern "C"
extern "C" {
#include <pspell/PSpell.h>
}
#include "PSpell.h"
#include "WordLangTuple.h"
#include <boost/assert.hpp>
namespace lyx {
using std::endl;
using std::string;
PSpell::PSpell(BufferParams const &, string const & lang)
: els(0), spell_error_object(0)
{
addManager(lang);
LYXERR(Debug::GUI, "created pspell");
}
PSpell::~PSpell()
{
LYXERR(Debug::GUI, "killed pspell");
if (spell_error_object) {
delete_pspell_can_have_error(spell_error_object);
spell_error_object = 0;
}
if (els)
delete_pspell_string_emulation(els);
Managers::iterator it = managers_.begin();
Managers::iterator end = managers_.end();
for (; it != end; ++it) {
pspell_manager_save_all_word_lists(it->second.manager);
delete_pspell_manager(it->second.manager);
delete_pspell_config(it->second.config);
}
}
void PSpell::addManager(string const & lang)
{
PspellConfig * config = new_pspell_config();
pspell_config_replace(config, "language-tag", lang.c_str());
pspell_config_replace(config, "encoding", "utf-8");
PspellCanHaveError * err = new_pspell_manager(config);
if (spell_error_object)
delete_pspell_can_have_error(spell_error_object);
spell_error_object = 0;
if (pspell_error_number(err) == 0) {
Manager m;
m.manager = to_pspell_manager(err);
m.config = config;
managers_[lang] = m;
} else {
spell_error_object = err;
}
}
enum PSpell::Result PSpell::check(WordLangTuple const & word)
{
Result res = UNKNOWN_WORD;
Managers::iterator it = managers_.find(word.lang_code());
if (it == managers_.end()) {
addManager(word.lang_code());
it = managers_.find(word.lang_code());
// FIXME
if (it == managers_.end())
return res;
}
PspellManager * m = it->second.manager;
int word_ok = pspell_manager_check(m, to_utf8(word.word()).c_str());
BOOST_ASSERT(word_ok != -1);
if (word_ok) {
res = OK;
} else {
PspellWordList const * sugs =
pspell_manager_suggest(m, to_utf8(word.word()).c_str());
BOOST_ASSERT(sugs != 0);
els = pspell_word_list_elements(sugs);
if (pspell_word_list_empty(sugs))
res = UNKNOWN_WORD;
else
res = SUGGESTED_WORDS;
}
return res;
}
void PSpell::insert(WordLangTuple const & word)
{
Managers::iterator it = managers_.find(word.lang_code());
if (it != managers_.end())
pspell_manager_add_to_personal(it->second.manager, to_utf8(word.word()).c_str());
}
void PSpell::accept(WordLangTuple const & word)
{
Managers::iterator it = managers_.find(word.lang_code());
if (it != managers_.end())
pspell_manager_add_to_session(it->second.manager, to_utf8(word.word()).c_str());
}
docstring const PSpell::nextMiss()
{
char const * str = 0;
if (els)
str = pspell_string_emulation_next(els);
if (str)
return from_utf8(str);
return docstring();
}
docstring const PSpell::error()
{
char const * err = 0;
if (spell_error_object && pspell_error_number(spell_error_object) != 0) {
err = pspell_error_message(spell_error_object);
}
if (err)
return from_utf8(err);
return docstring();
}
} // namespace lyx