01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * furnished to do so, subject to the following conditions:
10: *
11: * The above copyright notice and this permission notice shall be included in
12: * all copies or substantial portions of the Software.
13: *
14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19: * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20: * SOFTWARE.
21: */package com.liferay.portlet.calendar.action;
22:
23: import com.liferay.portal.kernel.util.ParamUtil;
24: import com.liferay.portal.struts.ActionConstants;
25: import com.liferay.portal.struts.PortletAction;
26: import com.liferay.portal.theme.ThemeDisplay;
27: import com.liferay.portal.util.WebKeys;
28: import com.liferay.portlet.ActionResponseImpl;
29: import com.liferay.portlet.calendar.service.CalEventServiceUtil;
30: import com.liferay.util.servlet.ServletResponseUtil;
31:
32: import java.io.BufferedInputStream;
33: import java.io.File;
34: import java.io.FileInputStream;
35: import java.io.InputStream;
36:
37: import javax.portlet.ActionRequest;
38: import javax.portlet.ActionResponse;
39: import javax.portlet.PortletConfig;
40:
41: import javax.servlet.http.HttpServletResponse;
42:
43: import org.apache.commons.logging.Log;
44: import org.apache.commons.logging.LogFactory;
45: import org.apache.struts.action.ActionForm;
46: import org.apache.struts.action.ActionMapping;
47:
48: /**
49: * <a href="ExportEventsAction.java.html"><b><i>View Source</i></b></a>
50: *
51: * @author Michael Young
52: * @author Bruno Farache
53: *
54: */
55: public class ExportEventsAction extends PortletAction {
56:
57: public void processAction(ActionMapping mapping, ActionForm form,
58: PortletConfig config, ActionRequest req, ActionResponse res)
59: throws Exception {
60:
61: InputStream is = null;
62:
63: try {
64: ThemeDisplay themeDisplay = (ThemeDisplay) req
65: .getAttribute(WebKeys.THEME_DISPLAY);
66:
67: long eventId = ParamUtil.getLong(req, "eventId");
68:
69: String exportFileName = ParamUtil.getString(req,
70: "exportFileName");
71:
72: File file = null;
73:
74: if (eventId > 0) {
75: file = CalEventServiceUtil.exportEvent(eventId);
76: } else {
77: file = CalEventServiceUtil.exportGroupEvents(
78: themeDisplay.getPlid(), exportFileName);
79: }
80:
81: is = new BufferedInputStream(new FileInputStream(file));
82:
83: HttpServletResponse httpRes = ((ActionResponseImpl) res)
84: .getHttpServletResponse();
85:
86: ServletResponseUtil.sendFile(httpRes, file.getName(), is);
87:
88: setForward(req, ActionConstants.COMMON_NULL);
89: } catch (Exception e) {
90: _log.error(e, e);
91: } finally {
92: ServletResponseUtil.cleanUp(is);
93: }
94: }
95:
96: private static Log _log = LogFactory
97: .getLog(ExportEventsAction.class);
98:
99: }
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