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/*
* Copyright (c) 2011 Vlad Voicu
* Licensed under the Simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
#include <SwifTools/HunspellChecker.h>
#include <algorithm>
#include <hunspell/hunspell.hxx>
#include <boost/algorithm/string.hpp>
namespace Swift {
HunspellChecker::HunspellChecker(const char* affix_path, const char* dictionary_path) {
speller_ = new Hunspell(affix_path, dictionary_path);
}
HunspellChecker::~HunspellChecker() {
delete speller_;
}
bool HunspellChecker::isCorrect(const std::string& word) {
return speller_->spell(word.c_str());
}
void HunspellChecker::getSuggestions(const std::string& word, std::vector<std::string>& list) {
char **suggestList = NULL;
int words_returned = 0;
if (!word.empty()) {
words_returned = speller_->suggest(&suggestList, word.c_str());
if (suggestList != NULL) {
for (int i = 0; i < words_returned; ++i) {
list.push_back(suggestList[i]);
free(suggestList[i]);
}
free(suggestList);
}
}
}
void HunspellChecker::checkFragment(const std::string& fragment, PositionPairList& misspelledPositions) {
if (!fragment.empty()) {
parser_->check(fragment, misspelledPositions);
for (PositionPairList::iterator it = misspelledPositions.begin(); it != misspelledPositions.end();) {
if (isCorrect(fragment.substr(boost::get<0>(*it), boost::get<1>(*it) - boost::get<0>(*it)))) {
it = misspelledPositions.erase(it);
}
else {
++it;
}
}
}
}
}
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