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/*
* Copyright 2007-2012 Fabrice Colin
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <time.h>
#include <iostream>
#include "Url.h"
#include "FilterFactory.h"
#include "TextFilter.h"
#include "FilterWrapper.h"
using std::clog;
using std::endl;
using std::string;
using std::set;
using namespace Dijon;
IndexAction::IndexAction(IndexInterface *pIndex) :
ReducedAction(),
m_pIndex(pIndex),
m_docId(0),
m_doUpdate(false)
{
}
IndexAction::IndexAction(const IndexAction &other) :
ReducedAction(other),
m_pIndex(other.m_pIndex),
m_labels(other.m_labels),
m_docId(other.m_docId),
m_doUpdate(other.m_doUpdate)
{
}
IndexAction::~IndexAction()
{
}
IndexAction &IndexAction::operator=(const IndexAction &other)
{
ReducedAction::operator=(other);
if (this != &other)
{
m_pIndex = other.m_pIndex;
m_labels = other.m_labels;
m_docId = other.m_docId;
m_doUpdate = other.m_doUpdate;
}
return *this;
}
void IndexAction::setIndexingMode(const set<string> &labels)
{
m_labels = labels;
m_docId = 0;
m_doUpdate = false;
}
void IndexAction::setUpdatingMode(unsigned int docId)
{
m_labels.clear();
m_docId = docId;
m_doUpdate = true;
}
bool IndexAction::takeAction(Document &doc, bool isNested)
{
bool docSuccess = false;
if (m_pIndex == NULL)
{
return false;
}
// Nested documents can't be updated because they are unindexed
// and the ID is that of the base document anyway
if ((m_doUpdate == true) &&
(isNested == false))
{
docSuccess = m_pIndex->updateDocument(m_docId, doc);
}
else
{
unsigned int newDocId = m_docId;
docSuccess = m_pIndex->indexDocument(doc, m_labels, newDocId);
// Make sure we return the base document's ID, not the last nested document's ID
if (isNested == false)
{
m_docId = newDocId;
}
}
return docSuccess;
}
unsigned int IndexAction::getId(void) const
{
return m_docId;
}
bool IndexAction::unindexNestedDocuments(const string &url)
{
if (m_pIndex == NULL)
{
return false;
}
// Unindex all documents that stem from this file
return m_pIndex->unindexDocuments(url, IndexInterface::BY_FILE);
}
bool IndexAction::unindexDocument(const string &location)
{
if (m_pIndex == NULL)
{
return false;
}
unindexNestedDocuments(location);
return m_pIndex->unindexDocument(location);
}
FilterWrapper::FilterWrapper(IndexInterface *pIndex) :
m_pAction(new IndexAction(pIndex)),
m_ownAction(true)
{
}
FilterWrapper::FilterWrapper(IndexAction *pAction) :
m_pAction(pAction),
m_ownAction(false)
{
}
FilterWrapper::~FilterWrapper()
{
if ((m_ownAction == true) &&
(m_pAction != NULL))
{
delete m_pAction;
}
}
bool FilterWrapper::indexDocument(const Document &doc, const set<string> &labels, unsigned int &docId)
{
string originalType(doc.getType());
if (m_pAction == NULL)
{
return false;
}
m_pAction->unindexNestedDocuments(doc.getLocation());
m_pAction->setIndexingMode(labels);
bool filteredDoc = FilterUtils::filterDocument(doc, originalType, *m_pAction);
docId = m_pAction->getId();
return filteredDoc;
}
bool FilterWrapper::updateDocument(const Document &doc, unsigned int docId)
{
string originalType(doc.getType());
if (m_pAction == NULL)
{
return false;
}
m_pAction->unindexNestedDocuments(doc.getLocation());
m_pAction->setUpdatingMode(docId);
return FilterUtils::filterDocument(doc, originalType, *m_pAction);
}
bool FilterWrapper::unindexDocument(const string &location)
{
if (m_pAction == NULL)
{
return false;
}
return m_pAction->unindexDocument(location);
}
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