/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.app.xmlui.aspect.workflow;
import java.io.IOException;
import java.sql.SQLException;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.dspace.app.xmlui.aspect.submission.AbstractStep;
import org.dspace.app.xmlui.utils.UIException;
import org.dspace.app.xmlui.wing.Message;
import org.dspace.app.xmlui.wing.WingException;
import org.dspace.app.xmlui.wing.element.Body;
import org.dspace.app.xmlui.wing.element.Division;
import org.dspace.app.xmlui.wing.element.ReferenceSet;
import org.dspace.app.xmlui.wing.element.Row;
import org.dspace.app.xmlui.wing.element.Table;
import org.dspace.authorize.AuthorizeException;
import org.dspace.content.Collection;
import org.dspace.content.Item;
import org.dspace.workflow.WorkflowItem;
import org.dspace.workflow.WorkflowManager;
import org.xml.sax.SAXException;
/**
*
* This step displays a workflow item to the user and and presents several
* possible actions that they may perform on the task.
*
* In general, the user may accept the item, reject the item, or edit the item's
* metadata before accepting or rejecting. The user is also given the option
* of taking the task or returning it to the pool.
*
* @author Scott Phillips
*/
public class PerformTaskStep extends AbstractStep
{
/** Language Strings **/
protected static final Message T_info1=
message("xmlui.Submission.workflow.PerformTaskStep.info1");
protected static final Message T_take_help =
message("xmlui.Submission.workflow.PerformTaskStep.take_help");
protected static final Message T_take_submit =
message("xmlui.Submission.workflow.PerformTaskStep.take_submit");
protected static final Message T_leave_help =
message("xmlui.Submission.workflow.PerformTaskStep.leave_help");
protected static final Message T_leave_submit =
message("xmlui.Submission.workflow.PerformTaskStep.leave_submit");
protected static final Message T_approve_help =
message("xmlui.Submission.workflow.PerformTaskStep.approve_help");
protected static final Message T_approve_submit =
message("xmlui.Submission.workflow.PerformTaskStep.approve_submit");
protected static final Message T_commit_help =
message("xmlui.Submission.workflow.PerformTaskStep.commit_help");
protected static final Message T_commit_submit =
message("xmlui.Submission.workflow.PerformTaskStep.commit_submit");
protected static final Message T_reject_help =
message("xmlui.Submission.workflow.PerformTaskStep.reject_help");
protected static final Message T_reject_submit =
message("xmlui.Submission.workflow.PerformTaskStep.reject_submit");
protected static final Message T_edit_help =
message("xmlui.Submission.workflow.PerformTaskStep.edit_help");
protected static final Message T_edit_submit =
message("xmlui.Submission.workflow.PerformTaskStep.edit_submit");
protected static final Message T_return_help =
message("xmlui.Submission.workflow.PerformTaskStep.return_help");
protected static final Message T_return_submit =
message("xmlui.Submission.workflow.PerformTaskStep.return_submit");
protected static final Message T_cancel_submit =
message("xmlui.general.cancel");
/** Copy the workflow manager's state values so that we can reference them easier. */
private static final int WFSTATE_STEP1POOL = WorkflowManager.WFSTATE_STEP1POOL;
private static final int WFSTATE_STEP1 = WorkflowManager.WFSTATE_STEP1;
private static final int WFSTATE_STEP2POOL = WorkflowManager.WFSTATE_STEP2POOL;
private static final int WFSTATE_STEP2 = WorkflowManager.WFSTATE_STEP2;
private static final int WFSTATE_STEP3POOL = WorkflowManager.WFSTATE_STEP3POOL;
private static final int WFSTATE_STEP3 = WorkflowManager.WFSTATE_STEP3;
/**
* Establish our required parameters, abstractStep will enforce these.
*/
public PerformTaskStep()
{
this.requireWorkflow = true;
}
public void addBody(Body body) throws SAXException, WingException,
UIException, SQLException, IOException, AuthorizeException
{
// Get any metadata that may be removed by unselecting one of these options.
Item item = submission.getItem();
Collection collection = submission.getCollection();
String actionURL = contextPath + "/handle/"+collection.getHandle() + "/workflow";
int state = ((WorkflowItem) submission).getState();
Request request = ObjectModelHelper.getRequest(objectModel);
String showfull = request.getParameter("showfull");
// if the user selected showsimple, remove showfull.
if (showfull != null && request.getParameter("showsimple") != null)
{
showfull = null;
}
// Generate a from asking the user two questions: multiple
// titles & published before.
Division div = body.addInteractiveDivision("perform-task", actionURL, Division.METHOD_POST, "primary workflow");
div.setHead(T_workflow_head);
if (showfull == null)
{
ReferenceSet referenceSet = div.addReferenceSet("narf",ReferenceSet.TYPE_SUMMARY_VIEW);
referenceSet.addReference(item);
div.addPara().addButton("showfull").setValue(T_showfull);
}
else
{
ReferenceSet referenceSet = div.addReferenceSet("narf",ReferenceSet.TYPE_DETAIL_VIEW);
referenceSet.addReference(item);
div.addPara().addButton("showsimple").setValue(T_showsimple);
div.addHidden("showfull").setValue("true");
}
// FIXME: set the correct table size.
Table table = div.addTable("workflow-actions", 1, 1);
table.setHead(T_info1);
// Header
Row row;
if (state == WFSTATE_STEP1POOL ||
state == WFSTATE_STEP2POOL ||
state == WFSTATE_STEP3POOL)
{
// Take task
row = table.addRow();
row.addCellContent(T_take_help);
row.addCell().addButton("submit_take_task").setValue(T_take_submit);
// Leave task
row = table.addRow();
row.addCellContent(T_leave_help);
row.addCell().addButton("submit_leave").setValue(T_leave_submit);
}
if (state == WFSTATE_STEP1 ||
state == WFSTATE_STEP2)
{
// Approve task
row = table.addRow();
row.addCellContent(T_approve_help);
row.addCell().addButton("submit_approve").setValue(T_approve_submit);
}
if (state == WFSTATE_STEP3)
{
// Commit to archive
row = table.addRow();
row.addCellContent(T_commit_help);
row.addCell().addButton("submit_approve").setValue(T_commit_submit);
}
if (state == WFSTATE_STEP1 ||
state == WFSTATE_STEP2)
{
// Reject item
row = table.addRow();
row.addCellContent(T_reject_help);
row.addCell().addButton("submit_reject").setValue(T_reject_submit);
}
if (state == WFSTATE_STEP2 ||
state == WFSTATE_STEP3 )
{
// Edit metadata
row = table.addRow();
row.addCellContent(T_edit_help);
row.addCell().addButton("submit_edit").setValue(T_edit_submit);
}
if (state == WFSTATE_STEP1 ||
state == WFSTATE_STEP2 ||
state == WFSTATE_STEP3 )
{
// Return to pool
row = table.addRow();
row.addCellContent(T_return_help);
row.addCell().addButton("submit_return").setValue(T_return_submit);
}
// Everyone can just cancel
row = table.addRow();
row.addCell(0, 2).addButton("submit_leave").setValue(T_cancel_submit);
div.addHidden("submission-continue").setValue(knot.getId());
}
}