001/*
002 * Copyright 2006-2008 The Kuali Foundation
003 * 
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 * 
008 * http://www.opensource.org/licenses/ecl2.php
009 * 
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.ole.module.purap.document.web.struts;
017
018import org.apache.commons.lang.StringUtils;
019import org.apache.struts.action.ActionForm;
020import org.apache.struts.action.ActionForward;
021import org.apache.struts.action.ActionMapping;
022import org.kuali.ole.module.purap.businessobject.PurchaseOrderVendorQuote;
023import org.kuali.ole.module.purap.document.PurchaseOrderDocument;
024import org.kuali.ole.module.purap.document.authorization.DocumentInitiationException;
025import org.kuali.ole.module.purap.document.service.PurchaseOrderService;
026import org.kuali.ole.sys.OLEConstants;
027import org.kuali.ole.sys.OLEKeyConstants;
028import org.kuali.ole.sys.context.SpringContext;
029import org.kuali.rice.kns.document.authorization.DocumentAuthorizer;
030import org.kuali.rice.kns.service.DocumentHelperService;
031import org.kuali.rice.kns.web.struts.action.KualiAction;
032import org.kuali.rice.krad.service.DocumentService;
033import org.kuali.rice.krad.util.GlobalVariables;
034
035import javax.servlet.ServletOutputStream;
036import javax.servlet.http.HttpServletRequest;
037import javax.servlet.http.HttpServletResponse;
038import java.io.ByteArrayOutputStream;
039
040/**
041 * Struts Action for printing Purap documents outside of a document action
042 */
043public class PrintAction extends KualiAction {
044    private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(PrintAction.class);
045
046    @Override
047    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
048        //get parameters
049        String poDocNumber = request.getParameter("poDocNumber");
050        Integer vendorQuoteId = new Integer(request.getParameter("vendorQuoteId"));
051        if (StringUtils.isEmpty(poDocNumber) || StringUtils.isEmpty(poDocNumber)) {
052            throw new RuntimeException();
053        }
054
055        // doc service - get this doc
056        PurchaseOrderDocument po = (PurchaseOrderDocument) SpringContext.getBean(DocumentService.class).getByDocumentHeaderId(poDocNumber);
057        DocumentAuthorizer documentAuthorizer = SpringContext.getBean(DocumentHelperService.class).getDocumentAuthorizer(po);
058
059        if (!documentAuthorizer.canInitiate(OLEConstants.FinancialDocumentTypeCodes.PURCHASE_ORDER, GlobalVariables.getUserSession().getPerson())) {
060            throw new DocumentInitiationException(OLEKeyConstants.AUTHORIZATION_ERROR_DOCUMENT, new String[]{GlobalVariables.getUserSession().getPerson().getPrincipalName(), "print", "Purchase Order"});
061        }
062
063        // get the vendor quote
064        PurchaseOrderVendorQuote poVendorQuote = null;
065        for (PurchaseOrderVendorQuote vendorQuote : po.getPurchaseOrderVendorQuotes()) {
066            if (vendorQuote.getPurchaseOrderVendorQuoteIdentifier().equals(vendorQuoteId)) {
067                poVendorQuote = vendorQuote;
068                break;
069            }
070        }
071
072        if (poVendorQuote == null) {
073            throw new RuntimeException();
074        }
075
076        ByteArrayOutputStream baosPDF = new ByteArrayOutputStream();
077        poVendorQuote.setTransmitPrintDisplayed(false);
078        try {
079            StringBuffer sbFilename = new StringBuffer();
080            sbFilename.append("PURAP_PO_QUOTE_");
081            sbFilename.append(po.getPurapDocumentIdentifier());
082            sbFilename.append("_");
083            sbFilename.append(System.currentTimeMillis());
084            sbFilename.append(".pdf");
085
086            // call the print service
087            boolean success = SpringContext.getBean(PurchaseOrderService.class).printPurchaseOrderQuotePDF(po, poVendorQuote, baosPDF);
088
089            if (!success) {
090                poVendorQuote.setTransmitPrintDisplayed(true);
091                if (baosPDF != null) {
092                    baosPDF.reset();
093                }
094                return mapping.findForward(OLEConstants.MAPPING_BASIC);
095            }
096            response.setHeader("Cache-Control", "max-age=30");
097            response.setContentType("application/pdf");
098            StringBuffer sbContentDispValue = new StringBuffer();
099            // sbContentDispValue.append("inline");
100            sbContentDispValue.append("attachment");
101            sbContentDispValue.append("; filename=");
102            sbContentDispValue.append(sbFilename);
103
104            response.setHeader("Content-disposition", sbContentDispValue.toString());
105
106            response.setContentLength(baosPDF.size());
107
108            ServletOutputStream sos;
109
110            sos = response.getOutputStream();
111
112            baosPDF.writeTo(sos);
113
114            sos.flush();
115
116        } finally {
117            if (baosPDF != null) {
118                baosPDF.reset();
119            }
120        }
121
122        return null;
123    }
124
125}
126