Added spellchecker helper for common purposes.
This commit is contained in:
23rd
parent
65a7f2e7d8
commit
4b684a4926
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@ -263,6 +263,8 @@ PRIVATE
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chat_helpers/gifs_list_widget.h
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chat_helpers/message_field.cpp
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chat_helpers/message_field.h
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chat_helpers/spellchecker_common.cpp
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chat_helpers/spellchecker_common.h
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chat_helpers/stickers.cpp
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chat_helpers/stickers.h
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chat_helpers/stickers_emoji_pack.cpp
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@ -12,7 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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#include "base/qt_connection.h"
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#ifndef TDESKTOP_DISABLE_SPELLCHECK
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#include "boxes/dictionaries_manager.h"
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#include "chat_helpers/spellchecker_common.h"
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#include "spellcheck/spelling_highlighter.h"
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#include "spellcheck/spellcheck_value.h"
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#endif // TDESKTOP_DISABLE_SPELLCHECK
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@ -0,0 +1,197 @@
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/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "chat_helpers/spellchecker_common.h"
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#ifndef TDESKTOP_DISABLE_SPELLCHECK
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#include "base/zlib_help.h"
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namespace Spellchecker {
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namespace {
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// Language With Country.
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inline auto LWC(QLocale::Country country) {
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const auto l = QLocale::matchingLocales(
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QLocale::AnyLanguage,
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QLocale::AnyScript,
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country)[0];
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return (l.language() * 1000) + country;
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}
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const auto kDictionaries = {
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Dict{ QLocale::Bulgarian, 12, 229'658, "\xd0\x91\xd1\x8a\xd0\xbb\xd0\xb3\xd0\xb0\xd1\x80\xd1\x81\xd0\xba\xd0\xb8" },
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Dict{ QLocale::Catalan, 13, 417'611, "\x43\x61\x74\x61\x6c\xc3\xa0" },
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Dict{ QLocale::Czech, 14, 860'286, "\xc4\x8c\x65\xc5\xa1\x74\x69\x6e\x61" },
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Dict{ QLocale::Welsh, 15, 177'305, "\x43\x79\x6d\x72\x61\x65\x67" },
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Dict{ QLocale::Danish, 16, 345'874, "\x44\x61\x6e\x73\x6b" },
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Dict{ QLocale::German, 17, 2'412'780, "\x44\x65\x75\x74\x73\x63\x68" },
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Dict{ QLocale::Greek, 18, 1'389'160, "\xce\x95\xce\xbb\xce\xbb\xce\xb7\xce\xbd\xce\xb9\xce\xba\xce\xac" },
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Dict{ LWC(QLocale::Australia), 19, 175'266, "English (Australia)" },
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Dict{ LWC(QLocale::Canada), 20, 174'295, "English (Canada)" },
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Dict{ LWC(QLocale::UnitedKingdom), 21, 174'433, "English (United Kingdom)" },
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Dict{ QLocale::English, 22, 174'516, "English" },
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Dict{ QLocale::Spanish, 23, 264'717, "\x45\x73\x70\x61\xc3\xb1\x6f\x6c" },
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Dict{ QLocale::Estonian, 24, 757'394, "\x45\x65\x73\x74\x69" },
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Dict{ QLocale::Persian, 25, 333'911, "\xd9\x81\xd8\xa7\xd8\xb1\xd8\xb3\xdb\x8c" },
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Dict{ QLocale::French, 26, 321'391, "\x46\x72\x61\x6e\xc3\xa7\x61\x69\x73" },
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Dict{ QLocale::Hebrew, 27, 622'550, "\xd7\xa2\xd7\x91\xd7\xa8\xd7\x99\xd7\xaa" },
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Dict{ QLocale::Hindi, 28, 56'105, "\xe0\xa4\xb9\xe0\xa4\xbf\xe0\xa4\xa8\xe0\xa5\x8d\xe0\xa4\xa6\xe0\xa5\x80" },
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Dict{ QLocale::Croatian, 29, 668'876, "\x48\x72\x76\x61\x74\x73\x6b\x69" },
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Dict{ QLocale::Hungarian, 30, 660'402, "\x4d\x61\x67\x79\x61\x72" },
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Dict{ QLocale::Armenian, 31, 928'746, "\xd5\x80\xd5\xa1\xd5\xb5\xd5\xa5\xd6\x80\xd5\xa5\xd5\xb6" },
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Dict{ QLocale::Indonesian, 32, 100'134, "\x49\x6e\x64\x6f\x6e\x65\x73\x69\x61" },
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Dict{ QLocale::Italian, 33, 324'613, "\x49\x74\x61\x6c\x69\x61\x6e\x6f" },
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Dict{ QLocale::Korean, 34, 1'256'987, "\xed\x95\x9c\xea\xb5\xad\xec\x96\xb4" },
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Dict{ QLocale::Lithuanian, 35, 267'427, "\x4c\x69\x65\x74\x75\x76\x69\xc5\xb3" },
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Dict{ QLocale::Latvian, 36, 641'602, "\x4c\x61\x74\x76\x69\x65\xc5\xa1\x75" },
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Dict{ QLocale::Norwegian, 37, 588'650, "\x4e\x6f\x72\x73\x6b" },
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Dict{ QLocale::Dutch, 38, 743'406, "\x4e\x65\x64\x65\x72\x6c\x61\x6e\x64\x73" },
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Dict{ QLocale::Polish, 39, 1'015'747, "\x50\x6f\x6c\x73\x6b\x69" },
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Dict{ LWC(QLocale::Brazil), 40, 1'231'999, "\x50\x6f\x72\x74\x75\x67\x75\xc3\xaa\x73 (Brazil)" },
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Dict{ QLocale::Portugal, 41, 138'571, "\x50\x6f\x72\x74\x75\x67\x75\xc3\xaa\x73" },
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Dict{ QLocale::Romanian, 42, 455'643, "\x52\x6f\x6d\xc3\xa2\x6e\xc4\x83" },
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Dict{ QLocale::Russian, 43, 463'194, "\xd0\xa0\xd1\x83\xd1\x81\xd1\x81\xd0\xba\xd0\xb8\xd0\xb9" },
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Dict{ QLocale::Slovak, 44, 525'328, "\x53\x6c\x6f\x76\x65\x6e\xc4\x8d\x69\x6e\x61" },
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Dict{ QLocale::Slovenian, 45, 1'143'710, "\x53\x6c\x6f\x76\x65\x6e\xc5\xa1\xc4\x8d\x69\x6e\x61" },
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Dict{ QLocale::Albanian, 46, 583'412, "\x53\x68\x71\x69\x70" },
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Dict{ QLocale::Swedish, 47, 593'877, "\x53\x76\x65\x6e\x73\x6b\x61" },
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Dict{ QLocale::Tamil, 48, 323'193, "\xe0\xae\xa4\xe0\xae\xae\xe0\xae\xbf\xe0\xae\xb4\xe0\xaf\x8d" },
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Dict{ QLocale::Tajik, 49, 369'931, "\xd0\xa2\xd0\xbe\xd2\xb7\xd0\xb8\xd0\xba\xd3\xa3" },
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Dict{ QLocale::Turkish, 50, 4'301'099, "\x54\xc3\xbc\x72\x6b\xc3\xa7\x65" },
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Dict{ QLocale::Ukrainian, 51, 445'711, "\xd0\xa3\xd0\xba\xd1\x80\xd0\xb0\xd1\x97\xd0\xbd\xd1\x81\xd1\x8c\xd0\xba\xd0\xb0" },
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Dict{ QLocale::Vietnamese, 52, 12'949, "\x54\x69\xe1\xba\xbf\x6e\x67\x20\x56\x69\xe1\xbb\x87\x74" },
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};
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QLocale LocaleFromLangId(int langId) {
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if (langId > 1000) {
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const auto l = langId / 1000;
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const auto lang = static_cast<QLocale::Language>(l);
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const auto country = static_cast<QLocale::Country>(langId - l * 1000);
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return QLocale(lang, country);
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}
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return QLocale(static_cast<QLocale::Language>(langId));
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}
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void EnsurePath() {
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if (!QDir::current().mkpath(Spellchecker::DictionariesPath())) {
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LOG(("App Error: Could not create dictionaries path."));
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}
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}
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QByteArray ReadFinalFile(const QString &path) {
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constexpr auto kMaxZipSize = 10 * 1024 * 1024; //12
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auto file = QFile(path);
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if (file.size() > kMaxZipSize || !file.open(QIODevice::ReadOnly)) {
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return QByteArray();
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}
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return file.readAll();
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}
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bool ExtractZipFile(zlib::FileToRead &zip, const QString path) {
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constexpr auto kMaxSize = 10 * 1024 * 1024;
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const auto content = zip.readCurrentFileContent(kMaxSize);
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if (content.isEmpty() || zip.error() != UNZ_OK) {
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return false;
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}
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auto file = QFile(path);
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return file.open(QIODevice::WriteOnly)
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&& (file.write(content) == content.size());
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}
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} // namespace
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std::initializer_list<const Dict> Dictionaries() {
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return kDictionaries;
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}
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bool IsGoodPartName(const QString &name) {
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return name.endsWith(qsl(".dic"))
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|| name.endsWith(qsl(".aff"));
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}
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QString DictPathByLangId(int langId) {
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EnsurePath();
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return qsl("%1/%2")
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.arg(DictionariesPath())
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.arg(LocaleFromLangId(langId).name());
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}
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QString DictionariesPath() {
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return cWorkingDir() + qsl("tdata/dictionaries");
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}
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bool UnpackDictionary(const QString &path, int langId) {
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const auto folder = DictPathByLangId(langId);
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const auto bytes = ReadFinalFile(path);
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if (bytes.isEmpty()) {
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return false;
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}
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auto zip = zlib::FileToRead(bytes);
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if (zip.goToFirstFile() != UNZ_OK) {
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return false;
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}
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do {
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const auto name = zip.getCurrentFileName();
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const auto path = folder + '/' + name;
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if (IsGoodPartName(name) && !ExtractZipFile(zip, path)) {
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return false;
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}
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const auto jump = zip.goToNextFile();
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if (jump == UNZ_END_OF_LIST_OF_FILE) {
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break;
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} else if (jump != UNZ_OK) {
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return false;
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}
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} while (true);
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return true;
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}
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bool DictionaryExists(int langId) {
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if (!langId) {
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return true;
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}
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const auto folder = DictPathByLangId(langId) + '/';
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const auto exts = { "dic", "aff" };
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const auto bad = ranges::find_if(exts, [&](const QString &ext) {
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const auto name = LocaleFromLangId(langId).name();
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return !QFile(folder + name + '.' + ext).exists();
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});
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return (bad == exts.end());
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}
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bool WriteDefaultDictionary() {
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// This is an unused function.
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const auto en = QLocale::English;
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if (DictionaryExists(en)) {
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return false;
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}
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const auto fileName = QLocale(en).name();
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const auto folder = qsl("%1/%2/")
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.arg(DictionariesPath())
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.arg(fileName);
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QDir(folder).removeRecursively();
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const auto path = folder + fileName;
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QDir().mkpath(folder);
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auto input = QFile(qsl(":/misc/en_US_dictionary"));
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auto output = QFile(path);
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if (input.open(QIODevice::ReadOnly)
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&& output.open(QIODevice::WriteOnly)) {
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output.write(input.readAll());
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const auto result = Spellchecker::UnpackDictionary(path, en);
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output.remove();
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return result;
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}
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return false;
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}
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} // namespace Spellchecker
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#endif // !TDESKTOP_DISABLE_SPELLCHECK
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@ -0,0 +1,32 @@
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/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#ifndef TDESKTOP_DISABLE_SPELLCHECK
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namespace Spellchecker {
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struct Dict {
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int id = 0;
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int postId = 0;
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int size = 0;
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QString name;
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};
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[[nodiscard]] QString DictionariesPath();
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[[nodiscard]] QString DictPathByLangId(int langId);
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[[nodiscard]] bool IsGoodPartName(const QString &name);
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bool UnpackDictionary(const QString &path, int langId);
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[[nodiscard]] bool DictionaryExists(int langId);
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bool WriteDefaultDictionary();
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std::initializer_list<const Dict> Dictionaries();
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} // namespace Spellchecker
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#endif // !TDESKTOP_DISABLE_SPELLCHECK
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