/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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.
*
* For further information about Alkacon Software GmbH, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.workplace.search;
import org.opencms.file.CmsObject;
import org.opencms.file.CmsResource;
import org.opencms.file.CmsResourceFilter;
import org.opencms.main.CmsException;
import org.opencms.search.CmsSearch;
import org.opencms.search.CmsSearchParameters;
import org.opencms.search.CmsSearchResult;
import org.opencms.util.CmsStringUtil;
import org.opencms.workplace.explorer.CmsResourceUtil;
import org.opencms.workplace.list.A_CmsListExplorerDialog;
import org.opencms.workplace.list.A_CmsListResourceCollector;
import org.opencms.workplace.list.CmsListItem;
import org.opencms.workplace.list.I_CmsListResourceCollector;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
/**
* Collector for receiving CmsResources from a search result set.<p>
*
* @since 6.1.0
*/
public class CmsSearchResourcesCollector extends A_CmsListResourceCollector {
/** Parameter of the default collector name. */
public static final String COLLECTOR_NAME = "searchresources";
/** Meta Parameter name constant. */
public static final String PARAM_FIELDS = "fields";
/** Meta Parameter index name constant. */
public static final String PARAM_INDEXNAME = "indexName";
/** Maximum creation date parameter name constant. */
public static final String PARAM_MAXCREATIONDATE = "maxCreationDate";
/** Maximum last modification date parameter name constant. */
public static final String PARAM_MAXLASTMODIFICATIONDATE = "maxLastModificationDate";
/** Minimum creation date parameter name constant. */
public static final String PARAM_MINCREATIONDATE = "minCreationDate";
/** Minimum last modification date parameter name constant. */
public static final String PARAM_MINLASTMODIFICATIONDATE = "minLastModificationDate";
/** Query Parameter name constant. */
public static final String PARAM_QUERY = "query";
/** Sort Parameter name constant. */
public static final String PARAM_SORT = "sort";
/** Resource cache. */
protected Map m_srCache = new HashMap();
/** Cached search bean. */
private CmsSearch m_searchBean;
/** Cached search results. */
private List m_searchResults;
/**
* Constructor, creates a new instance.<p>
*
* @param wp the workplace object
* @param query the search query
* @param sort the sort by parameter
* @param fields the comma separated list of fields to search
* @param searchRoots a list of search roots
* @param minCreationDate the minimum creation date of the resources to be searched
* @param maxCreationDate the maximum creation date of the resources to be searched
* @param minLastModificationDate the minimum creation date of the resources to be searched
* @param maxLastModificationDate the maximum creation date of the resources to be searched
* @param indexName the index name to search in
*/
public CmsSearchResourcesCollector(
A_CmsListExplorerDialog wp,
String query,
String sort,
String fields,
List searchRoots,
String minCreationDate,
String maxCreationDate,
String minLastModificationDate,
String maxLastModificationDate,
String indexName) {
super(wp);
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_INDEXNAME
+ I_CmsListResourceCollector.SEP_KEYVAL
+ indexName;
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_QUERY
+ I_CmsListResourceCollector.SEP_KEYVAL
+ query;
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(sort)) {
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_SORT
+ I_CmsListResourceCollector.SEP_KEYVAL
+ sort;
}
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_FIELDS
+ I_CmsListResourceCollector.SEP_KEYVAL
+ fields;
if ((CmsStringUtil.isNotEmptyOrWhitespaceOnly(minCreationDate)) && (!minCreationDate.equals("0"))) {
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_MINCREATIONDATE
+ I_CmsListResourceCollector.SEP_KEYVAL
+ minCreationDate;
}
if ((CmsStringUtil.isNotEmptyOrWhitespaceOnly(maxCreationDate)) && (!maxCreationDate.equals("0"))) {
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_MAXCREATIONDATE
+ I_CmsListResourceCollector.SEP_KEYVAL
+ maxCreationDate;
}
if ((CmsStringUtil.isNotEmptyOrWhitespaceOnly(minLastModificationDate))
&& (!minLastModificationDate.equals("0"))) {
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_MINLASTMODIFICATIONDATE
+ I_CmsListResourceCollector.SEP_KEYVAL
+ minLastModificationDate;
}
if ((CmsStringUtil.isNotEmptyOrWhitespaceOnly(maxLastModificationDate))
&& (!maxLastModificationDate.equals("0"))) {
m_collectorParameter += I_CmsListResourceCollector.SEP_PARAM
+ PARAM_MAXLASTMODIFICATIONDATE
+ I_CmsListResourceCollector.SEP_KEYVAL
+ maxLastModificationDate;
}
setResourcesParam(searchRoots);
}
/**
* @see org.opencms.file.collectors.I_CmsResourceCollector#getCollectorNames()
*/
public List getCollectorNames() {
List names = new ArrayList();
names.add(COLLECTOR_NAME);
return names;
}
/**
* @see org.opencms.workplace.list.A_CmsListResourceCollector#getResources(org.opencms.file.CmsObject, java.util.Map)
*/
public List getResources(CmsObject cms, Map params) throws CmsException {
List result = getSearchResults(params);
int count = getSearchBean(params).getSearchResultCount();
Object[] objs = new Object[count];
Arrays.fill(objs, new Object());
int from = (getSearchBean(params).getSearchPage() - 1) * getSearchBean(params).getMatchesPerPage();
int siteLen = cms.getRequestContext().getSiteRoot().length();
Iterator it = result.iterator();
while (it.hasNext()) {
CmsSearchResult sr = (CmsSearchResult)it.next();
CmsResource resource = cms.readResource(sr.getPath().substring(siteLen), CmsResourceFilter.ALL);
m_resCache.put(resource.getStructureId().toString(), resource);
m_srCache.put(resource.getStructureId().toString(), sr);
objs[from] = resource;
from++;
}
return Arrays.asList(objs);
}
/**
* Returns the search result object for the given structure id.<p>
*
* @param structureId the structure id
*
* @return the resource
*/
public CmsSearchResult getSearchResult(String structureId) {
return (CmsSearchResult)m_srCache.get(structureId);
}
/**
* @see org.opencms.workplace.list.A_CmsListResourceCollector#setPage(int)
*/
public void setPage(int page) {
synchronized (this) {
super.setPage(page);
m_searchBean = null;
m_searchResults = null;
}
}
/**
* @see org.opencms.workplace.list.A_CmsListResourceCollector#getInternalResources(org.opencms.file.CmsObject, java.util.Map)
*/
protected List getInternalResources(CmsObject cms, Map params) throws CmsException {
synchronized (this) {
if (m_resources == null) {
m_resources = getResources(cms, params);
}
}
return m_resources;
}
/**
* @see org.opencms.workplace.list.A_CmsListResourceCollector#setAdditionalColumns(org.opencms.workplace.list.CmsListItem, org.opencms.workplace.explorer.CmsResourceUtil)
*/
protected void setAdditionalColumns(CmsListItem item, CmsResourceUtil resUtil) {
item.set(CmsSearchResultsList.LIST_COLUMN_SCORE, new Integer(getSearchResult(item.getId()).getScore()));
}
/**
* Returns the search bean object.<p>
*
* @param params the parameter map
*
* @return the used search bean
*/
private CmsSearch getSearchBean(Map params) {
if (m_searchBean == null) {
m_searchBean = new CmsSearch();
m_searchBean.init(getWp().getCms());
m_searchBean.setParameters(getSearchParameters(params));
m_searchBean.setIndex(getWp().getSettings().getUserSettings().getWorkplaceSearchIndexName());
m_searchBean.setMatchesPerPage(getWp().getSettings().getUserSettings().getExplorerFileEntries());
m_searchBean.setSearchPage(Integer.parseInt((String)params.get(I_CmsListResourceCollector.PARAM_PAGE)));
// set search roots
List resources = getResourceNamesFromParam(params);
String[] searchRoots = new String[resources.size()];
resources.toArray(searchRoots);
m_searchBean.setSearchRoots(searchRoots);
} else {
int page = Integer.parseInt((String)params.get(I_CmsListResourceCollector.PARAM_PAGE));
if (m_searchBean.getSearchPage() != page) {
m_searchBean.setSearchPage(page);
m_searchResults = null;
}
}
return m_searchBean;
}
/**
* Returns a new search parameters object from the request parameters.<p>
*
* @param params the parameter map
*
* @return a search parameters object
*/
private CmsSearchParameters getSearchParameters(Map params) {
CmsSearchParameters searchParams = new CmsSearchParameters();
searchParams.setQuery((String)params.get(PARAM_QUERY));
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly((String)params.get(PARAM_SORT))) {
searchParams.setSortName((String)params.get(PARAM_SORT));
}
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly((String)params.get(PARAM_MINCREATIONDATE))) {
searchParams.setMinDateCreated(Long.parseLong((String)params.get(PARAM_MINCREATIONDATE)));
}
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly((String)params.get(PARAM_MAXCREATIONDATE))) {
searchParams.setMaxDateCreated(Long.parseLong((String)params.get(PARAM_MAXCREATIONDATE)));
}
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly((String)params.get(PARAM_MINLASTMODIFICATIONDATE))) {
searchParams.setMinDateLastModified(Long.parseLong((String)params.get(PARAM_MINLASTMODIFICATIONDATE)));
}
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly((String)params.get(PARAM_MAXLASTMODIFICATIONDATE))) {
searchParams.setMaxDateLastModified(Long.parseLong((String)params.get(PARAM_MAXLASTMODIFICATIONDATE)));
}
List fields = CmsStringUtil.splitAsList((String)params.get(PARAM_FIELDS), ',');
searchParams.setFields(fields);
searchParams.setSearchPage(Integer.parseInt((String)params.get(I_CmsListResourceCollector.PARAM_PAGE)));
return searchParams;
}
/**
* Returns the search result list.<p>
*
* @param params the parameter map
*
* @return a list of {@link org.opencms.search.CmsSearchResult} objects
*/
private List getSearchResults(Map params) {
if (m_searchResults == null) {
m_searchResults = getSearchBean(params).getSearchResult();
m_searchResults = (m_searchResults == null ? Collections.EMPTY_LIST : m_searchResults);
}
return m_searchResults;
}
}