/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. The ASF licenses this file to You
* under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License. For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
package org.apache.roller.ui.authoring.struts.actions;
import java.io.IOException;
import java.text.DateFormat;
import java.text.ParseException;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.apache.commons.lang.StringUtils;
import org.apache.roller.RollerException;
import org.apache.roller.business.RollerFactory;
import org.apache.roller.business.WeblogManager;
import org.apache.roller.pojos.WeblogCategoryData;
import org.apache.roller.pojos.WeblogEntryData;
import org.apache.roller.pojos.WebsiteData;
import org.apache.roller.ui.core.BasePageModel;
import org.apache.roller.ui.core.RollerRequest;
import org.apache.roller.ui.core.RollerSession;
import org.apache.roller.ui.authoring.struts.formbeans.WeblogEntryManagementForm;
import org.apache.roller.util.DateUtil;
/////////////////////////////////////////////////////////////////////////////
/**
* Query weblog entries and display the results in tabular form.
*
* @struts.action path="/roller-ui/authoring/weblogEntryManagement" name="weblogEntryManagementForm"
* scope="request" parameter="method"
*
* @struts.action-forward name="weblogEntryManagement.page" path=".WeblogEntryManagement"
*
* @author Dave Johnson
*/
public final class WeblogEntryManagementAction extends DispatchAction {
//-----------------------------------------------------------------------
/**
* Respond to request to display weblog entry management page.
* Loads the appropriate model objects and forwards the request to
* the edit weblog page.
*/
public ActionForward query(
ActionMapping mapping,
ActionForm actionForm,
HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException, RollerException {
WeblogEntryManagementForm form = (WeblogEntryManagementForm)actionForm;
RollerRequest rreq = RollerRequest.getRollerRequest(request);
WeblogManager wmgr = RollerFactory.getRoller().getWeblogManager();
RollerSession rses = RollerSession.getRollerSession(request);
// ensure that weblog is specfied and user has permission to work there
if (rreq.getWebsite() != null && rses.isUserAuthorized(rreq.getWebsite())) {
String status= form.getStatus().equals("ALL") ? null : form.getStatus();
request.setAttribute("model", new PageModel(
request,
response,
mapping,
rreq.getWebsite(),
form));
} else {
return mapping.findForward("access-denied");
}
return mapping.findForward("weblogEntryManagement.page");
}
public class PageModel extends BasePageModel {
private List entries = null;
private RollerRequest rollerRequest = null;
private HttpServletRequest request = null;
private WebsiteData website = null;
private String category = null;
private Date startDate = null;
private Date endDate = null;
private String status = WeblogEntryData.PUBLISHED;
private Integer maxEntries = null;
private boolean more = false;
private WeblogEntryManagementForm queryForm = null;
public PageModel(
HttpServletRequest request,
HttpServletResponse response,
ActionMapping mapping,
WebsiteData website,
WeblogEntryManagementForm queryForm) throws RollerException {
super("weblogEntryQuery.title", request, response, mapping);
rollerRequest = RollerRequest.getRollerRequest(request);
this.request = request;
this.queryForm = queryForm;
this.website = website;
if (null != queryForm.getCategoryId() && !queryForm.getCategoryId().equals("")) {
WeblogManager wmgr = RollerFactory.getRoller().getWeblogManager();
WeblogCategoryData cd = wmgr.getWeblogCategory(queryForm.getCategoryId());
category = cd.getPath();
}
final DateFormat df =
DateFormat.getDateInstance(DateFormat.SHORT, request.getLocale());
String start = queryForm.getStartDateString();
if (null != start && start.trim().length() > 0) {
try {
startDate = DateUtil.getStartOfDay(df.parse(start));
} catch (ParseException e) {
throw new RollerException("ERROR parsing start date.");
}
}
String end = queryForm.getEndDateString();
if (null != end && end.trim().length() > 0) {
try {
endDate = DateUtil.getEndOfDay(df.parse(end));
} catch (ParseException e) {
throw new RollerException("ERROR parsing end date.");
}
}
this.status = "ALL".equals(queryForm.getStatus()) ? null: queryForm.getStatus();
this.maxEntries = maxEntries;
String[] tagsarr = new String[0];
if (queryForm.getTags() != null)
tagsarr = StringUtils.split(queryForm.getTags().toLowerCase(), ' ');
int offset = queryForm.getOffset();
if ("POST".equals(request.getMethod())) {
offset = 0;
}
entries = RollerFactory.getRoller().getWeblogManager().getWeblogEntries(
website,
null,
startDate,
endDate,
category,
Arrays.asList(tagsarr),
status,
queryForm.getSortby(),
null,
offset,
queryForm.getCount() + 1);
if (entries.size() > queryForm.getCount()) {
more = true;
entries.remove(entries.size()-1);
}
}
public String getBaseURL() {
return getRequest().getContextPath();
}
/**
* Get recent weblog entries using request parameters to determine
* username, date, and category name parameters.
* @return List of WeblogEntryData objects.
* @throws RollerException
*/
public List getRecentWeblogEntries() throws RollerException {
return entries;
}
public int getWeblogEntryCount() {
return entries.size();
}
public List getCategories() throws Exception {
RollerRequest rreq = RollerRequest.getRollerRequest(request);
List categories = RollerFactory.getRoller().getWeblogManager()
.getWeblogCategories(rreq.getWebsite());
return categories;
}
public Date getEarliestDate() {
Date date = null;
if (entries.size() > 0) {
WeblogEntryData earliest = (WeblogEntryData)entries.get(entries.size()-1);
date = earliest.getPubTime();
}
return date;
}
public Date getLatestDate() {
Date date = null;
if (entries.size() > 0) {
WeblogEntryData latest = (WeblogEntryData)entries.get(0);
date = latest.getPubTime();
}
return date;
}
public String getNextLink() {
if (more) {
int offset = queryForm.getOffset() + queryForm.getCount();
offset = (offset < 0) ? 0 : offset;
return getQueryLink() + "&offset=" + offset;
} else {
return null;
}
}
public String getPrevLink() {
if (queryForm.getOffset() > 0) {
int offset = queryForm.getOffset() - queryForm.getCount();
offset = (offset < 0) ? 0 : offset;
return getQueryLink() + "&offset=" + offset;
} else {
return null;
}
}
private String getQueryLink() {
StringBuffer sb = new StringBuffer();
sb.append(request.getContextPath());
sb.append("/roller-ui/authoring/weblogEntryManagement.do"); // TODO: get path from Struts
sb.append("?method=query");
sb.append("&weblog=");
sb.append(getWebsite().getHandle());
sb.append("&count=");
sb.append(queryForm.getCount());
if (StringUtils.isNotEmpty(queryForm.getStartDateString())) {
sb.append("&startDateString=");
sb.append(queryForm.getStartDateString());
}
if (StringUtils.isNotEmpty(queryForm.getEndDateString())) {
sb.append("&endDateString=");
sb.append(queryForm.getEndDateString());
}
if (StringUtils.isNotEmpty(queryForm.getCategoryId())) {
sb.append("&categoryId=");
sb.append(queryForm.getCategoryId());
}
if (StringUtils.isNotEmpty(queryForm.getTags())) {
sb.append("&tags=");
sb.append(queryForm.getTags());
}
if (StringUtils.isNotEmpty(queryForm.getSortby())) {
sb.append("&sortBy=");
sb.append(queryForm.getSortby());
}
if (StringUtils.isNotEmpty(queryForm.getStatus())) {
sb.append("&status=");
sb.append(queryForm.getStatus());
}
return sb.toString();
}
}
}