string Mediator::search(IndexWrapper::indexItem index, string toSearch)
{
Key* k = NULL;
string toReturn;
list<int>* bookIds;
//string separator;
//list<string> wordsToFind;
FileParser* fp;
map<string, Term*> wordsToFind;
list<Word*> words;
list<int>* coincidenceDocs = NULL;
list<int>* notCoincidenceDocs = NULL;
list<BookGlobalWeight*>* bookByGlobalWeight = NULL;
bool doSearch = false;
int totalBooks;
switch(index){
case IndexWrapper::EDITORIAL:
k = new Key(toSearch);
bookIds = this->indexWrapper->searchAllIds(k, index);
break;
case IndexWrapper::AUTOR:
k = new Key(toSearch);
bookIds = this->indexWrapper->searchAllIds(k, index);
break;
case IndexWrapper::TITULO:
k = new Key(toSearch);
bookIds = this->indexWrapper->searchAllIds(k, index);
break;
case IndexWrapper::PALABRAS:
{
bookIds = new list<int>();
//separator = " ";
//wordsToFind = Utility::split(toSearch, separator);
fp = new FileParser();
fp->setWords(toSearch);
wordsToFind = fp->getTerms();
delete fp;
// Se recorre todas las palabras de las busqueda, y se buscan en el hash
for(map<string, Term*>::iterator it = wordsToFind.begin(); it != wordsToFind.end(); ++it)
{
Key* k = new Key((*it).first);
list<int>* booksWords = this->indexWrapper->searchAllIds(k, index);
Word* newWord = new Word((*it).first, booksWords);
words.push_back(newWord);
if (newWord->getBooks()->size() > 0)
doSearch = true;
delete k;
}
if (wordsToFind.size()>0 && doSearch)
{
//Obtiene los libros en que se encuentran en todas las palabras
coincidenceDocs = this->findCoincidences(words);
if (coincidenceDocs->size() > 0)
{
list<RankingBook>* listRanking;
listRanking = findTermProxIdBooks(coincidenceDocs,words);
list<RankingBook>::iterator itRanking;
cout << "Ids book Encontrados por Terminos Proximos: ";
for(itRanking=listRanking->begin();itRanking!=listRanking->end();++itRanking)
{
int idBook = (*itRanking).getIdBook();
cout << idBook << " ";
bookIds->push_back(idBook);
}
cout << endl;
}
//Obtiene los libros que se encuentran solo algunas de las palabras
notCoincidenceDocs = this->findNotCoincidences(words, coincidenceDocs);
if (notCoincidenceDocs->size() > 0)
{
//Ordena los documentos que no tienen coincidencia total en los terminos segun el peso global
totalBooks = coincidenceDocs->size() + notCoincidenceDocs->size();
bookByGlobalWeight = this->orderBookByGlobalWeight(notCoincidenceDocs, words, totalBooks);
cout << "Ids book Encontrados por Peso Global: ";
for(list<BookGlobalWeight*>::iterator itGW = bookByGlobalWeight->begin(); itGW!=bookByGlobalWeight->end(); ++itGW)
{
int idBook = (*itGW)->getIdBook();
cout << idBook << " ";
bookIds->push_back(idBook);
}
cout << endl;
}
}
break;
}
default:
break;
}
if(bookIds->size() > 0){
for (list<int>::iterator it = bookIds->begin(); it != bookIds->end(); ++it)
{
ByteString bs = this->dataBookManager->getBook(*it);
Book b;
b.Hidratate(bs);
toReturn.append(b.getBookFormatedText());
}
}else
toReturn = "La busqueda no arrojo resultados";
delete k;
return toReturn;
}
