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/*
* Copyright (C) 2013-2015, 2019 by the Konclude Developer Team.
*
* This file is part of the reasoning system Konclude.
* For details and support, see <http://konclude.com/>.
*
* Konclude is free software: you can redistribute it and/or modify
* it under the terms of version 3 of the GNU Lesser General Public
* License (LGPLv3) as published by the Free Software Foundation.
*
* Konclude is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU (Lesser) General Public License for more details.
*
* You should have received a copy of the GNU (Lesser) General Public
* License along with Konclude. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "CSPARQLSimpleUpdateParser.h"
namespace Konclude {
namespace Parser {
CSPARQLSimpleUpdateParser::CSPARQLSimpleUpdateParser(COntologyBuilder* ontoBuilder, CConcreteOntology* ontology) : CSPARQLSimpleBuildingParser(ontoBuilder,ontology) {
mKeywordSet.insert("INSERT");
mKeywordSet.insert("DELETE");
}
CSPARQLSimpleUpdateParser::~CSPARQLSimpleUpdateParser() {
}
bool CSPARQLSimpleUpdateParser::parseUpdateFile(const QString& filename) {
bool successfullParsed = true;
// parse file
QFile file(filename);
if (file.open(QIODevice::ReadOnly)) {
QStringList partStringList;
while (!file.atEnd()) {
QString line(file.readLine());
cint64 linePos = 0;
while (linePos != line.length()) {
QString partString = getNextPart(line, linePos);
if (!partString.isEmpty()) {
if (isKeyword(partString) && !partStringList.isEmpty()) {
processParts(partStringList);
partStringList.clear();
}
partStringList.append(partString);
}
}
}
if (!partStringList.isEmpty()) {
processParts(partStringList);
}
file.close();
} else {
successfullParsed = false;
LOG(ERROR,"::Konclude::Parser::SPARQLSimpleUpdateParser",logTr("File '%1' not found or couldn't be opened.").arg(filename),this);
}
return successfullParsed;
}
bool CSPARQLSimpleUpdateParser::parseUpdateText(const QString& filetext) {
QStringList partStringList;
QString line(filetext);
cint64 linePos = 0;
while (linePos != line.length()) {
QString partString = getNextPart(line, linePos);
if (!partString.isEmpty()) {
if (isKeyword(partString) && !partStringList.isEmpty()) {
processParts(partStringList);
partStringList.clear();
}
partStringList.append(partString);
}
}
if (!partStringList.isEmpty()) {
processParts(partStringList);
}
return true;
}
bool CSPARQLSimpleUpdateParser::parseUpdateTextList(const QStringList& queryTextList) {
QStringList partStringList;
QStringList tmpQueryTextList = queryTextList;
cint64 linePos = 0;
while (!tmpQueryTextList.isEmpty()) {
QString partString = tmpQueryTextList.takeFirst();
if (!partString.isEmpty()) {
if (isKeyword(partString) && !partStringList.isEmpty()) {
processParts(partStringList);
partStringList.clear();
}
partStringList.append(partString);
}
}
if (!partStringList.isEmpty()) {
processParts(partStringList);
}
return true;
}
bool CSPARQLSimpleUpdateParser::processParts(QStringList& parsedParts) {
if (parsedParts.size() > 0) {
QString keyword = parsedParts.takeFirst().toUpper();
if (keyword == "BASE" || keyword == "@BASE") {
mBaseIRI = "";
if (parsedParts.size() >= 1) {
mBaseIRI = getIRI(parsedParts.takeFirst());
}
} else if (keyword == "PREFIX" || keyword == "@PREFIX") {
if (parsedParts.size() >= 2) {
QString prefix = parsedParts.takeFirst();
while (prefix.endsWith(":")) {
prefix = prefix.mid(0, prefix.length() - 1);
}
QString iri = getIRI(parsedParts.takeFirst());
mPrefixHash.insert(prefix, iri);
}
} else if (keyword == "INSERT" || keyword == "DELETE") {
bool insertAxioms = keyword == "INSERT";
bool deleteAxioms = keyword == "DELETE";
QStringList dataClauseStringList = getBracketContent(parsedParts, '{', '}', false);
for (QStringList::iterator it = dataClauseStringList.begin(), itEnd = dataClauseStringList.end(); it != itEnd;) {
const QString& graphPartString(*it);
if (graphPartString.toUpper() == "GRAPH") {
it = dataClauseStringList.erase(it);
const QString& namedPartString(*it);
if (namedPartString.toUpper() == "NAMED") {
it = dataClauseStringList.erase(it);
}
it = dataClauseStringList.erase(it);
} else {
break;
}
}
QHash<QString, CRDFHahsedSubjectData>* subjectTripleHash = getRDFSubjectHash(dataClauseStringList);
QList<CAxiomExpression*> axiomList = getTripleOWLAxioms(subjectTripleHash, false);
delete subjectTripleHash;
for (CAxiomExpression* axiom : axiomList) {
if (insertAxioms) {
mOntoBuilder->tellOntologyAxiom(axiom);
} else {
mOntoBuilder->retractOntologyAxiom(axiom);
}
}
}
}
return true;
}
}; // end namespace Parser
}; // end namespace Konclude
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