Morfeusz.cpp
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/*
* File: Morfeusz.cpp
* Author: mlenart
*
* Created on November 13, 2013, 5:21 PM
*/
#include <string>
#include <iostream>
#include "fsa/fsa.hpp"
#include "utils.hpp"
#include "data/default_fsa.hpp"
#include "Morfeusz.hpp"
#include "MorphDeserializer.hpp"
#include "GeneratorDeserializer.hpp"
#include "InterpretedChunksDecoder.hpp"
#include "charset/CharsetConverter.hpp"
#include "charset/charset_utils.hpp"
#include "charset/CaseConverter.hpp"
#include "segrules/segrules.hpp"
#include "const.hpp"
// TODO - konstruktor kopiujący działający Tak-Jak-Trzeba
using namespace std;
static MorfeuszOptions createDefaultOptions() {
MorfeuszOptions res;
res.caseSensitive = true;
res.encoding = UTF8;
return res;
}
Morfeusz::Morfeusz()
: analyzerEnv(DEFAULT_MORFEUSZ_CHARSET, ANALYZER, DEFAULT_FSA),
generatorEnv(DEFAULT_MORFEUSZ_CHARSET, GENERATOR, DEFAULT_SYNTH_FSA),
options(createDefaultOptions()) {
}
void Morfeusz::setAnalyzerFile(const string& filename) {
this->analyzerEnv.setFSAFile(filename);
// if (this->isAnalyzerFSAFromFile) {
// delete this->analyzerFSA;
// deleteSegrulesFSAs(this->analyzerSegrulesFSAsMap);
// delete this->analyzerPtr;
// }
// this->analyzerPtr = readFile<unsigned char>(filename.c_str());
// this->analyzerFSA = FSA< vector<InterpsGroup> > ::getFSA(analyzerPtr, *initializeAnalyzerDeserializer());
// this->analyzerSegrulesFSAsMap = createSegrulesFSAsMap(analyzerPtr);
// this->isAnalyzerFSAFromFile = true;
}
void Morfeusz::setGeneratorFile(const string& filename) {
this->generatorEnv.setFSAFile(filename);
// if (this->isGeneratorFSAFromFile) {
// delete this->generatorPtr;
// }
// this->generatorPtr = readFile<unsigned char>(filename.c_str());
// this->generator.setGeneratorPtr(generatorPtr);
}
Morfeusz::~Morfeusz() {
// if (this->isAnalyzerFSAFromFile) {
// delete this->analyzerFSA;
// deleteSegrulesFSAs(this->analyzerSegrulesFSAsMap);
// delete this->analyzerPtr;
// }
}
void Morfeusz::processOneWord(
const Environment& env,
const char*& inputStart,
const char* inputEnd,
int startNodeNum,
std::vector<MorphInterpretation>& results) const {
while (inputStart != inputEnd
&& isEndOfWord(env.getCharsetConverter().peek(inputStart, inputEnd))) {
env.getCharsetConverter().next(inputStart, inputEnd);
}
vector<InterpretedChunk> accum;
FlexionGraph graph;
const char* currInput = inputStart;
const SegrulesFSA& segrulesFSA = env.getCurrentSegrulesFSA();
doProcessOneWord(env, currInput, inputEnd, segrulesFSA.initialState, accum, graph);
if (!graph.empty()) {
const InterpretedChunksDecoder& interpretedChunksDecoder = env.getInterpretedChunksDecoder();
int srcNode = startNodeNum;
for (unsigned int i = 0; i < graph.getTheGraph().size(); i++) {
vector<FlexionGraph::Edge>& edges = graph.getTheGraph()[i];
for (unsigned int j = 0; j < edges.size(); j++) {
FlexionGraph::Edge& e = edges[j];
int targetNode = startNodeNum + e.nextNode;
interpretedChunksDecoder.decode(srcNode, targetNode, e.chunk, results);
}
srcNode++;
}
// graph.getResults(*this->tagset, results);
}
else if (inputStart != inputEnd) {
this->appendIgnotiumToResults(env, string(inputStart, currInput), startNodeNum, results);
}
inputStart = currInput;
}
static inline void doShiftOrth(InterpretedChunk& from, InterpretedChunk& to) {
to.prefixChunks.insert(
to.prefixChunks.begin(),
from.prefixChunks.begin(),
from.prefixChunks.end());
to.prefixChunks.push_back(from);
from.orthWasShifted = true;
}
void Morfeusz::doProcessOneWord(
const Environment& env,
const char*& inputData,
const char* inputEnd,
SegrulesState segrulesState,
vector<InterpretedChunk>& accum,
FlexionGraph& graph) const {
cerr << "doAnalyzeOneWord " << inputData << endl;
bool endOfProcessing = inputData == inputEnd;
const char* currInput = inputData;
uint32_t codepoint = endOfProcessing ? 0 : env.getCharsetConverter().next(currInput, inputEnd);
// UnicodeChunk uchunk(*(this->charsetConverter), *(this->caseConverter));
vector<uint32_t> originalCodepoints;
vector<uint32_t> lowercaseCodepoints;
StateType state = env.getFSA().getInitialState();
while (!endOfProcessing) {
if (isEndOfWord(codepoint)) {
endOfProcessing = true;
}
cerr << "not end of word '" << string(currInput) << "'" << endl;
uint32_t lowerCP = env.getCaseConverter().toLower(codepoint);
originalCodepoints.push_back(codepoint);
lowercaseCodepoints.push_back(lowerCP);
feedState(state, lowerCP, UTF8CharsetConverter());
codepoint = currInput == inputEnd ? 0 : env.getCharsetConverter().peek(currInput, inputEnd);
if (state.isAccepting()) {
cerr << "accepting" << endl;
vector<InterpsGroup> val(state.getValue());
for (unsigned int i = 0; i < val.size(); i++) {
InterpsGroup& ig = val[i];
set<SegrulesState> newSegrulesStates;
env.getCurrentSegrulesFSA().proceedToNext(ig.type, segrulesState, newSegrulesStates);
for (
set<SegrulesState>::iterator it = newSegrulesStates.begin();
it != newSegrulesStates.end();
++it) {
SegrulesState newSegrulesState = *it;
InterpretedChunk ic = {
inputData,
originalCodepoints,
lowercaseCodepoints,
ig,
newSegrulesState.shiftOrthFromPrevious,
false,
vector<InterpretedChunk>()
};
if (!accum.empty() && accum.back().shiftOrth) {
doShiftOrth(accum.back(), ic);
}
accum.push_back(ic);
if (isEndOfWord(codepoint)) {
cerr << "end of word inside " << currInput <<endl;
if (newSegrulesState.accepting)
graph.addPath(accum);
}
else {
const char* newCurrInput = currInput;
doProcessOneWord(env, newCurrInput, inputEnd, newSegrulesState, accum, graph);
}
accum.pop_back();
}
}
}
}
cerr << "end of word " << currInput << endl;
inputData = currInput;
}
void Morfeusz::appendIgnotiumToResults(
const Environment& env,
const string& word,
int startNodeNum,
std::vector<MorphInterpretation>& results) const {
MorphInterpretation interp = MorphInterpretation::createIgn(startNodeNum, word, env.getTagset(), env.getCharsetConverter());
results.push_back(interp);
}
ResultsIterator Morfeusz::analyze(const string& text) const {
// const char* textStart = text.c_str();
// const char* textEnd = text.c_str() + text.length();
vector<MorphInterpretation> res;
this->analyze(text, res);
return ResultsIterator(res);
}
void Morfeusz::analyze(const string& text, vector<MorphInterpretation>& results) const {
const char* input = text.c_str();
const char* inputEnd = input + text.length();
while (input != inputEnd) {
int startNode = results.empty() ? 0 : results.back().getEndNode();
this->processOneWord(this->analyzerEnv, input, inputEnd, startNode, results);
}
}
ResultsIterator Morfeusz::generate(const string& text) const {
// const char* textStart = text.c_str();
// const char* textEnd = text.c_str() + text.length();
vector<MorphInterpretation> res;
this->generate(text, res);
return ResultsIterator(res);
}
void Morfeusz::generate(const string& text, vector<MorphInterpretation>& results) const {
const char* input = text.c_str();
const char* inputEnd = input + text.length();
while (input != inputEnd) {
int startNode = results.empty() ? 0 : results.back().getEndNode();
this->processOneWord(this->generatorEnv, input, inputEnd, startNode, results);
}
}
void Morfeusz::setCharset(MorfeuszCharset charset) {
this->options.encoding = charset;
this->analyzerEnv.setCharset(charset);
this->generatorEnv.setCharset(charset);
}
ResultsIterator::ResultsIterator(vector<MorphInterpretation>& res) {
resultsBuffer.insert(resultsBuffer.begin(), res.begin(), res.end());
}
MorphInterpretation ResultsIterator::getNext() {
MorphInterpretation res = this->resultsBuffer.front();
this->resultsBuffer.pop_front();
return res;
}
bool ResultsIterator::hasNext() {
return !resultsBuffer.empty();
}