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comparison src/main/java/de/mpiwg/monographs/servlet/RemoveFileMetadata.java @ 0:fcb8807fbd84

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Fist commit!
author "jurzua <jurzua@mpiwg-berlin.mpg.de>"
date Tue, 10 Mar 2015 15:15:30 +0100
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-1:000000000000 0:fcb8807fbd84
1 package de.mpiwg.monographs.servlet;
2
3 import java.io.IOException;
4 import java.util.List;
5 import java.util.logging.Level;
6 import java.util.logging.Logger;
7
8 import javax.faces.application.FacesMessage;
9 import javax.faces.context.FacesContext;
10 import javax.inject.Inject;
11 import javax.naming.Context;
12 import javax.naming.InitialContext;
13 import javax.naming.NamingException;
14 import javax.servlet.ServletException;
15 import javax.servlet.http.HttpServlet;
16 import javax.servlet.http.HttpServletRequest;
17 import javax.servlet.http.HttpServletResponse;
18
19 import org.codehaus.jettison.json.JSONException;
20 import org.codehaus.jettison.json.JSONObject;
21 import org.swordapp.server.AuthCredentials;
22 import org.swordapp.server.SwordServerException;
23
24 import edu.harvard.iq.dvn.api.datadeposit.SwordAuth;
25 import edu.harvard.iq.dvn.core.admin.VDCUser;
26 import edu.harvard.iq.dvn.core.study.EditStudyFilesService;
27 import edu.harvard.iq.dvn.core.study.EditStudyService;
28 import edu.harvard.iq.dvn.core.study.Study;
29 import edu.harvard.iq.dvn.core.study.StudyFileEditBean;
30
31 public class RemoveFileMetadata extends AbstractMonographServlet {
32
33 private static final Logger logger = Logger.getLogger("monographs.RemoveFileMetadata");
34
35 private EditStudyFilesService editStudyFilesService;
36 private Context ctx = null;
37
38 @Inject
39 private SwordAuth swordAuth;
40
41 public void init() throws ServletException {}
42
43 public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
44
45 JSONObject jsonResponse = new JSONObject();
46
47 String studyGlobalId = request.getParameter("studyId");
48 String user = request.getParameter("user");
49 String password = request.getParameter("password");
50 Long fileMetadataId = null;
51
52 try{
53 fileMetadataId = Long.parseLong(request.getParameter("fileMetadataId"));
54 }catch(Exception e){
55 e.printStackTrace();
56 }
57
58 try {
59
60 editStudyFilesService = (EditStudyFilesService) getCtx().lookup("java:comp/env/editStudyFiles");
61
62 } catch (NamingException e) {
63 e.printStackTrace();
64 FacesContext context = FacesContext.getCurrentInstance();
65 FacesMessage errMessage = new FacesMessage(FacesMessage.SEVERITY_ERROR, e.getMessage(), null);
66 context.addMessage(null, errMessage);
67 }
68
69 Study study = null;
70 try {
71 study = getStudy(studyGlobalId);
72 editStudyFilesService.setStudyVersion(study.getId());//ok
73 } catch (Exception e) {
74 logger.log(Level.WARNING, "Study no found. " + studyGlobalId);
75 error(jsonResponse, e);
76 }
77
78 try {
79
80 for(Object obj : editStudyFilesService.getCurrentFiles()){
81 StudyFileEditBean file = (StudyFileEditBean)obj;
82
83 if(file.getFileMetadata().getId().equals(fileMetadataId)){
84 file.setDeleteFlag(true);
85 }
86 }
87
88 AuthCredentials authCredentials = new AuthCredentials(user, password, null);
89 VDCUser vdcUser = swordAuth.auth(authCredentials);
90
91 editStudyFilesService.save(vdcUser.getId(), vdcUser.getId());
92
93 jsonResponse.put("status", "ok");
94
95
96 } catch (Exception e) {
97 logger.log(Level.SEVERE, e.getMessage());
98 error(jsonResponse, e);
99 }
100
101 java.io.PrintWriter out = response.getWriter();
102 out.print(jsonResponse);
103 out.flush();
104 }
105 }