root / src / gr / ebs / gss / server / rest / SharedHandler.java @ 41ccd791
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1 | 14ad7326 | pastith | /*
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2 | 14ad7326 | pastith | * Copyright 2008, 2009 Electronic Business Systems Ltd.
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3 | 14ad7326 | pastith | *
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4 | 14ad7326 | pastith | * This file is part of GSS.
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5 | 14ad7326 | pastith | *
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6 | 14ad7326 | pastith | * GSS is free software: you can redistribute it and/or modify
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7 | 14ad7326 | pastith | * it under the terms of the GNU General Public License as published by
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8 | 14ad7326 | pastith | * the Free Software Foundation, either version 3 of the License, or
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9 | 14ad7326 | pastith | * (at your option) any later version.
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10 | 14ad7326 | pastith | *
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11 | 14ad7326 | pastith | * GSS is distributed in the hope that it will be useful,
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12 | 14ad7326 | pastith | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 14ad7326 | pastith | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | 14ad7326 | pastith | * GNU General Public License for more details.
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15 | 14ad7326 | pastith | *
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16 | 14ad7326 | pastith | * You should have received a copy of the GNU General Public License
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17 | 14ad7326 | pastith | * along with GSS. If not, see <http://www.gnu.org/licenses/>.
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18 | 14ad7326 | pastith | */
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19 | 14ad7326 | pastith | package gr.ebs.gss.server.rest; |
20 | 14ad7326 | pastith | |
21 | 14ad7326 | pastith | import gr.ebs.gss.client.exceptions.InsufficientPermissionsException; |
22 | 14ad7326 | pastith | import gr.ebs.gss.client.exceptions.ObjectNotFoundException; |
23 | 14ad7326 | pastith | import gr.ebs.gss.client.exceptions.RpcException; |
24 | 14ad7326 | pastith | import gr.ebs.gss.server.domain.User; |
25 | 2f2da9c7 | pastith | import gr.ebs.gss.server.domain.dto.FileHeaderDTO; |
26 | 2f2da9c7 | pastith | import gr.ebs.gss.server.domain.dto.FolderDTO; |
27 | 14ad7326 | pastith | |
28 | 14ad7326 | pastith | import java.io.IOException; |
29 | 13571ef8 | pastith | import java.net.URLEncoder; |
30 | 14ad7326 | pastith | import java.util.ArrayList; |
31 | 14ad7326 | pastith | import java.util.List; |
32 | 14ad7326 | pastith | |
33 | 14ad7326 | pastith | import javax.servlet.http.HttpServletRequest; |
34 | 14ad7326 | pastith | import javax.servlet.http.HttpServletResponse; |
35 | 14ad7326 | pastith | |
36 | 14ad7326 | pastith | import org.apache.commons.logging.Log; |
37 | 14ad7326 | pastith | import org.apache.commons.logging.LogFactory; |
38 | 14ad7326 | pastith | import org.json.JSONException; |
39 | 14ad7326 | pastith | import org.json.JSONObject; |
40 | 14ad7326 | pastith | |
41 | 14ad7326 | pastith | |
42 | 14ad7326 | pastith | /**
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43 | 14ad7326 | pastith | * A class that handles operations on the 'shared' namespace.
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44 | 14ad7326 | pastith | *
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45 | 14ad7326 | pastith | * @author past
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46 | 14ad7326 | pastith | */
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47 | 14ad7326 | pastith | public class SharedHandler extends RequestHandler { |
48 | 14ad7326 | pastith | /**
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49 | 14ad7326 | pastith | * The logger.
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50 | 14ad7326 | pastith | */
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51 | 14ad7326 | pastith | private static Log logger = LogFactory.getLog(SharedHandler.class); |
52 | 14ad7326 | pastith | |
53 | 14ad7326 | pastith | /**
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54 | 14ad7326 | pastith | * Serve the 'shared' namespace for the user.
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55 | 14ad7326 | pastith | *
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56 | 14ad7326 | pastith | * @param req The servlet request we are processing
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57 | 14ad7326 | pastith | * @param resp The servlet response we are processing
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58 | 14ad7326 | pastith | * @throws IOException if an input/output error occurs
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59 | 14ad7326 | pastith | */
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60 | 14ad7326 | pastith | void serveShared(HttpServletRequest req, HttpServletResponse resp) throws IOException { |
61 | 14ad7326 | pastith | String path = getInnerPath(req, PATH_SHARED);
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62 | 14ad7326 | pastith | if (path.equals("")) |
63 | 14ad7326 | pastith | path = "/";
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64 | 14ad7326 | pastith | |
65 | 14ad7326 | pastith | if (path.equals("/")) |
66 | 14ad7326 | pastith | try {
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67 | 14ad7326 | pastith | User user = getUser(req); |
68 | 14ad7326 | pastith | User owner = getOwner(req); |
69 | 14ad7326 | pastith | if (!owner.equals(user))
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70 | 14ad7326 | pastith | throw new InsufficientPermissionsException("User " + user.getUsername() |
71 | 14ad7326 | pastith | + " does not have permission to view the resources shared by "
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72 | 14ad7326 | pastith | + owner.getUsername()); |
73 | 14ad7326 | pastith | JSONObject json = new JSONObject();
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74 | 14ad7326 | pastith | |
75 | f7abcd5a | pastith | List<JSONObject> subfolders = new ArrayList<JSONObject>(); |
76 | 8c4469ce | koutsoub | List<FolderDTO> folders = getService().getSharedRootFolders(owner.getId());
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77 | f7abcd5a | pastith | for (FolderDTO f: folders) {
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78 | f7abcd5a | pastith | JSONObject j = new JSONObject();
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79 | f7abcd5a | pastith | j.put("name", f.getName()).
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80 | 2b90ab8a | pastith | put("uri", getApiRoot() + f.getURI());
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81 | 175ec038 | pastith | if (f.getParent() != null) |
82 | 865f1d02 | pastith | j.put("parent", getApiRoot() + f.getParent().getURI());
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83 | f7abcd5a | pastith | subfolders.add(j); |
84 | f7abcd5a | pastith | } |
85 | 14ad7326 | pastith | json.put("folders", subfolders);
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86 | 14ad7326 | pastith | |
87 | ac4d1481 | pastith | List<FileHeaderDTO> fileHeaders = getService().getSharedFilesNotInSharedFolders(owner.getId());
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88 | f7abcd5a | pastith | List<JSONObject> files = new ArrayList<JSONObject>(); |
89 | f7abcd5a | pastith | for (FileHeaderDTO f: fileHeaders) {
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90 | f7abcd5a | pastith | JSONObject j = new JSONObject();
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91 | f7abcd5a | pastith | j.put("name", f.getName()).
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92 | 3f2e14a0 | pastith | put("owner", f.getOwner().getUsername()).
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93 | f7abcd5a | pastith | put("deleted", f.isDeleted()).
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94 | f7abcd5a | pastith | put("version", f.getVersion()).
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95 | f7abcd5a | pastith | put("size", f.getFileSize()).
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96 | 0e4865ee | pastith | put("content", f.getMimeType()).
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97 | d6ba3052 | koutsoub | put("path", f.getFolder().getPath()).
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98 | 16b54aa8 | koutsoub | put("shared", f.getShared()).
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99 | 16b54aa8 | koutsoub | put("versioned",f.isVersioned()).
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100 | f7abcd5a | pastith | put("creationDate", f.getAuditInfo().getCreationDate().getTime()).
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101 | d0d4d0f5 | Panagiotis Astithas | put("modificationDate", f.getAuditInfo().getModificationDate().getTime()).
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102 | 2b90ab8a | pastith | put("uri", getApiRoot() + f.getURI());
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103 | 13571ef8 | pastith | JSONObject jf = new JSONObject();
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104 | 865f1d02 | pastith | jf.put("uri", getApiRoot() + f.getFolder().getURI()).
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105 | 13571ef8 | pastith | put("name", URLEncoder.encode(f.getFolder().getName(),"UTF-8")); |
106 | 13571ef8 | pastith | j.put("folder", jf);
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107 | f7abcd5a | pastith | files.add(j); |
108 | f7abcd5a | pastith | } |
109 | 14ad7326 | pastith | json.put("files", files);
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110 | 14ad7326 | pastith | |
111 | 14ad7326 | pastith | sendJson(req, resp, json.toString()); |
112 | b722599f | droutsis | // Workaround for IE's broken caching behavior.
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113 | b722599f | droutsis | resp.setHeader("Expires", "-1"); |
114 | 14ad7326 | pastith | } catch (ObjectNotFoundException e) {
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115 | 14ad7326 | pastith | logger.error("User not found", e);
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116 | 14ad7326 | pastith | resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); |
117 | 14ad7326 | pastith | } catch (RpcException e) {
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118 | 14ad7326 | pastith | logger.error("", e);
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119 | 14ad7326 | pastith | resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); |
120 | 14ad7326 | pastith | } catch (JSONException e) {
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121 | 14ad7326 | pastith | logger.error("", e);
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122 | 14ad7326 | pastith | resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); |
123 | 14ad7326 | pastith | } catch (InsufficientPermissionsException e) {
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124 | 14ad7326 | pastith | resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED, e.getMessage()); |
125 | 14ad7326 | pastith | } |
126 | 14ad7326 | pastith | else
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127 | 14ad7326 | pastith | resp.sendError(HttpServletResponse.SC_NOT_FOUND); |
128 | 14ad7326 | pastith | } |
129 | 14ad7326 | pastith | |
130 | 14ad7326 | pastith | } |