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#include "wordlistreader.h"
#include <library/cpp/charset/wide.h>
#include <library/cpp/langs/langs.h>
#include <library/cpp/charset/recyr.hh>
#include <util/string/cast.h>
#include <util/generic/yexception.h>
#include <util/string/vector.h>
#include <util/string/split.h>
void TWordListReader::ProcessLine(const TString& line) {
if (line.find('[') == 0 && line.find(']') != TString::npos) {
size_t endpos = line.find(']');
TString langname = line.substr(1, endpos - 1);
LangCode = LanguageByName(langname);
if (LangCode != LANG_UNK) {
SkippingByError = false;
} else {
Cerr << "Unknown language name: " << langname.c_str() << Endl;
SkippingByError = true;
}
} else if (!SkippingByError) {
TUtf16String recodedLine = CharToWide(line, Encoding);
ParseLine(recodedLine, LangCode, Version);
}
}
void TWordListReader::ReadDataFile(IInputStream& src) {
// Read header for version and encoding
LangCode = LANG_UNK;
Encoding = CODES_YANDEX;
Version = 0;
SkippingByError = false;
TString line;
while (src.ReadLine(line)) {
if (line[0] == '#')
continue; // comment
TVector<TString> tokens = StringSplitter(line).SplitBySet(" \t\r\n:,").SkipEmpty();
if (tokens.size() == 2) {
if (stricmp(tokens[0].c_str(), "version") == 0) {
Version = FromString<int>(tokens[1]);
continue;
} else if (stricmp(tokens[0].c_str(), "encoding") == 0) {
Encoding = CharsetByName(tokens[1].c_str());
if (Encoding == CODES_UNKNOWN)
ythrow yexception() << "Invalid encoding name";
continue;
}
}
break;
}
// Read the body
ProcessLine(line);
while (src.ReadLine(line)) {
if (line[0] == '#')
continue; // skip comments
ProcessLine(line);
}
}
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