int main(int argc, char *argv[])
{
string model_fn;
string input_fn("-");
string output_fn;
int opt;
while ((opt = getopt(argc, argv, "i:o:m:"))) {
switch (opt) {
case 'i':
input_fn = optarg;
break;
case 'o':
output_fn = optarg;
break;
case 'm':
output_fn = optarg;
break;
}
}
istream* is;
ifstream ifs;
if (input_fn == "-") {
is = &cin;
} else {
ifs.open(input_fn.c_str());
if (!ifs) {
cerr << "failed to open input file: " << input_fn << endl;
return -1;
}
is = &ifs;
}
char model_args[PATH_MAX];
snprintf(model_args, sizeof(model_args), "-m %s", model_fn.c_str());
CRFPP::Tagger *tagger = CRFPP::createTagger(model_args);
if (!tagger) {
cerr << "failed to create tagger: " << CRFPP::getTaggerError() << endl;
return -1;
}
ofstream output(output_fn.c_str());
if (!output) {
cerr << "failed to open output file: " << output_fn << endl;
return -1;
}
string line;
while (getline(*is, line, '\n')) {
if (line.empty()) continue;
tagger->clear();
segment(tagger, line, output);
}
}
void CRF::classify(const FunctionCallbackInfo<Value>& args){
Isolate* isolate = args.GetIsolate();
CRF* obj = (CRF *) ObjectWrap::Unwrap<CRF>(args.Holder());
v8::Persistent<v8::External, v8::CopyablePersistentTraits<v8::External> > tagger = obj->tagger;
v8::Local<v8::External> handle = v8::Local<v8::External>::New(isolate, tagger);
CRFPP::Tagger *a = (CRFPP::Tagger *) handle->Value();
if (a==NULL) {
fprintf(stderr,"No tagger. Exiting...\n");
return;
}
a->clear();
Local<Array> arr = Local<Array>::Cast(args[0]);
int size = arr->Length();
for(int i=0;i<size;i++){
Local<Value> element = arr->Get(i);
char* c = get(element);
a->add(c);
// each iteration, free memory
free(c);
c = NULL;
}
bool isParsed = a->parse();
if ( isParsed == false) {
fprintf(stderr,"Failed to parse.\n");
}
Local<Array> solutions = Array::New(isolate, a->nbest());
unsigned int count = 0;
while (count < a->nbest())
{
Local<Array> s = Array::New(isolate, a->ysize());
for (size_t i = 0; i < a->size(); ++i)
{
s -> Set(i,Local<Value>(String::NewFromUtf8(isolate, a->y2(i))));
}
solutions -> Set(count, s);
a->next();
count++;
}
args.GetReturnValue().Set(solutions);
};
Handle<Value> CRF::classify(const Arguments& args){
HandleScope scope;
Local<Array> arr = Local<Array>::Cast(args[0]);
CRF* obj = ObjectWrap::Unwrap<CRF>(args.This());
CRFPP::Tagger *a = *(obj->tagger);
a->clear();
int size = arr->Length();
for(int i=0;i<size;i++){
Local<Value> element = arr->Get(i);
char* c = get(element);
a->add(c);
// each iteration, free memory
free(c);
c = NULL;
}
a->parse();
Local<Array> solutions = Array::New(a->nbest());
unsigned int count = 0;
while (count < a->nbest())
{
Local<Array> s = Array::New(a->ysize());
for (size_t i = 0; i < a->size(); ++i)
{
s -> Set(i,Local<Value>(String::New(a->y2(i))));
}
solutions -> Set(count, s);
a->next();
count++;
}
return scope.Close(solutions);
};
