01: /*
02: * ClaimTasksAction.java
03: *
04: * Version: $Revision: 1.1 $
05: *
06: * Date: $Date: 2006/04/06 15:15:59 $
07: *
08: * Copyright (c) 2002-2005, Hewlett-Packard Company and Massachusetts
09: * Institute of Technology. All rights reserved.
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions are
13: * met:
14: *
15: * - Redistributions of source code must retain the above copyright
16: * notice, this list of conditions and the following disclaimer.
17: *
18: * - Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: *
22: * - Neither the name of the Hewlett-Packard Company nor the name of the
23: * Massachusetts Institute of Technology nor the names of their
24: * contributors may be used to endorse or promote products derived from
25: * this software without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31: * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
32: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
33: * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
34: * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
35: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
36: * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
37: * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
38: * DAMAGE.
39: */
40:
41: package org.dspace.app.xmlui.aspect.submission.workflow;
42:
43: import java.util.Map;
44:
45: import org.apache.avalon.framework.parameters.Parameters;
46: import org.apache.cocoon.acting.AbstractAction;
47: import org.apache.cocoon.environment.ObjectModelHelper;
48: import org.apache.cocoon.environment.Redirector;
49: import org.apache.cocoon.environment.Request;
50: import org.apache.cocoon.environment.SourceResolver;
51: import org.dspace.app.xmlui.utils.ContextUtil;
52: import org.dspace.core.Context;
53: import org.dspace.workflow.WorkflowItem;
54: import org.dspace.workflow.WorkflowManager;
55:
56: /**
57: * Claim all the selected workflows. This action is used by the
58: * submission page, when the user clicks the claim tasks botton.
59: *
60: * @author Scott Phillips
61: */
62: public class ClaimTasksAction extends AbstractAction {
63:
64: /**
65: * @param pattern
66: * un-used.
67: * @param objectModel
68: * Cocoon's object model
69: */
70: public Map act(Redirector redirector, SourceResolver resolver,
71: Map objectModel, String source, Parameters parameters)
72: throws Exception {
73: Request request = ObjectModelHelper.getRequest(objectModel);
74: Context context = ContextUtil.obtainContext(objectModel);
75:
76: // Or the user selected a checkbox full of workflow IDs
77: String[] workflowIDs = request.getParameterValues("workflowID");
78: if (workflowIDs != null) {
79: for (String workflowID : workflowIDs) {
80: WorkflowItem workflowItem = WorkflowItem.find(context,
81: Integer.valueOf(workflowID));
82:
83: int state = workflowItem.getState();
84: // Only unclaim tasks that are allready claimed.
85: if (state == WorkflowManager.WFSTATE_STEP1POOL
86: || state == WorkflowManager.WFSTATE_STEP2POOL
87: || state == WorkflowManager.WFSTATE_STEP3POOL) {
88: WorkflowManager.claim(context, workflowItem,
89: context.getCurrentUser());
90: }
91: }
92:
93: context.commit();
94: }
95:
96: return null;
97: }
98:
99: }
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