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Refactor spellchecker language listing

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This commit is contained in:
Thomas Goyne 2013-12-24 09:42:20 -08:00
parent dbf5af1d49
commit f95f2dcd25
1 changed files with 32 additions and 52 deletions
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82
aegisub/src/spellchecker_hunspell.cpp
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@ -33,6 +33,7 @@
#include <libaegisub/path.h>
#include <boost/format.hpp>
#include <boost/range/algorithm.hpp>
#include <fstream>
#include <hunspell/hunspell.hxx>
@ -154,79 +155,58 @@ std::vector<std::string> HunspellSpellChecker::GetSuggestions(std::string const&
return suggestions;
}
std::vector<std::string> HunspellSpellChecker::GetLanguageList() {
if (!languages.empty()) return languages;
static std::vector<std::string> langs(const char *filter) {
std::vector<std::string> paths;
auto data_path = config::path->Decode("?data/dictionaries/");
auto user_path = config::path->Decode(OPT_GET("Path/Dictionary")->GetString());
std::vector<std::string> dic, aff;
// Get list of dictionaries
auto path = config::path->Decode("?data/dictionaries/");
agi::fs::DirectoryIterator(path, "*.dic").GetAll(dic);
agi::fs::DirectoryIterator(path, "*.aff").GetAll(aff);
path = config::path->Decode(OPT_GET("Path/Dictionary")->GetString());
agi::fs::DirectoryIterator(path, "*.dic").GetAll(dic);
agi::fs::DirectoryIterator(path, "*.aff").GetAll(aff);
if (dic.empty() || aff.empty()) return languages;
sort(begin(dic), end(dic));
sort(begin(aff), end(aff));
agi::fs::DirectoryIterator(data_path, filter).GetAll(paths);
agi::fs::DirectoryIterator(user_path, filter).GetAll(paths);
// Drop extensions
for (auto& elem : dic) elem.resize(elem.size() - 4);
for (auto& elem : aff) elem.resize(elem.size() - 4);
for (auto& fn : paths) fn.resize(fn.size() - 4);
// Verify that each aff has a dic
for (size_t i = 0, j = 0; i < dic.size() && j < aff.size(); ) {
int cmp = dic[i].compare(aff[j]);
if (cmp < 0) ++i;
else if (cmp > 0) ++j;
else {
// Don't insert a language twice if it's in both the user dir and
// the app's dir
if (languages.empty() || aff[j] != languages.back())
languages.push_back(aff[j]);
++i;
++j;
}
boost::sort(paths);
paths.erase(unique(begin(paths), end(paths)), end(paths));
return paths;
}
std::vector<std::string> HunspellSpellChecker::GetLanguageList() {
if (languages.empty())
boost::set_intersection(langs("*.dic"), langs("*.aff"), back_inserter(languages));
return languages;
}
static bool check_path(agi::fs::path const& path, std::string const& language, agi::fs::path& aff, agi::fs::path& dic) {
aff = path/str(boost::format("%s.aff") % language);
dic = path/str(boost::format("%s.dic") % language);
return agi::fs::FileExists(aff) && agi::fs::FileExists(dic);
}
void HunspellSpellChecker::OnLanguageChanged() {
hunspell.reset();
auto language = OPT_GET("Tool/Spell Checker/Language")->GetString();
if (language.empty()) return;
auto custDicRoot = config::path->Decode(OPT_GET("Path/Dictionary")->GetString());
auto dataDicRoot = config::path->Decode("?data/dictionaries");
// If the user has a dic/aff pair in their dictionary path for this language
// use that; otherwise use the one from Aegisub's install dir, adding words
// from the dic in the user's dictionary path if it exists
auto affPath = custDicRoot/(language + ".aff");
auto dicPath = custDicRoot/(language + ".dic");
userDicPath = config::path->Decode("?user/dictionaries")/str(boost::format("user_%s.dic") % language);
if (!agi::fs::FileExists(affPath) || !agi::fs::FileExists(dicPath)) {
affPath = dataDicRoot/(language + ".aff");
dicPath = dataDicRoot/(language + ".dic");
}
LOG_I("dictionary/file") << dicPath;
if (!agi::fs::FileExists(affPath) || !agi::fs::FileExists(dicPath)) {
LOG_D("dictionary/file") << "Dictionary not found";
agi::fs::path aff, dic;
auto path = config::path->Decode(OPT_GET("Path/Dictionary")->GetString() + "/");
if (!check_path(path, language, aff, dic)) {
path = config::path->Decode("?data/dictionaries/");
if (!check_path(path, language, aff, dic))
return;
}
hunspell.reset(new Hunspell(agi::fs::ShortName(affPath).c_str(), agi::fs::ShortName(dicPath).c_str()));
LOG_I("dictionary/file") << dic;
hunspell.reset(new Hunspell(agi::fs::ShortName(aff).c_str(), agi::fs::ShortName(dic).c_str()));
if (!hunspell) return;
conv.reset(new agi::charset::IconvWrapper("utf-8", hunspell->get_dic_encoding()));
rconv.reset(new agi::charset::IconvWrapper(hunspell->get_dic_encoding(), "utf-8"));
userDicPath = config::path->Decode("?user/dictionaries")/str(boost::format("user_%s.dic") % language);
ReadUserDictionary();
for (auto const& word : customWords) {