Mercurial > hg > AnnotationManagerN4J

comparison src/main/java/de/mpiwg/itgroup/annotations/restlet/annotations_ui/PersonsResource.java @ 32:0731c4549065

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UI for editing groups and persons works now. (still no authorisation!)
author casties
date Tue, 25 Sep 2012 21:59:21 +0200
parents
children 707902d468f6
comparison
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30:05b631a084d0 32:0731c4549065
1 /**
2 *
3 */
4 package de.mpiwg.itgroup.annotations.restlet.annotations_ui;
5
6 import java.util.List;
7
8 import org.apache.log4j.Logger;
9 import org.restlet.data.Form;
10 import org.restlet.data.MediaType;
11 import org.restlet.data.Reference;
12 import org.restlet.data.Status;
13 import org.restlet.representation.Representation;
14 import org.restlet.representation.StringRepresentation;
15 import org.restlet.resource.Get;
16 import org.restlet.resource.Post;
17 import org.restlet.resource.ResourceException;
18 import org.restlet.resource.ServerResource;
19
20 import de.mpiwg.itgroup.annotations.Actor;
21 import de.mpiwg.itgroup.annotations.Person;
22 import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore;
23 import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore.NodeTypes;
24 import de.mpiwg.itgroup.annotations.restlet.BaseRestlet;
25
26 /**
27 * Resource class for the list of annotation users (Person class).
28 *
29 * @author casties
30 *
31 */
32 public class PersonsResource extends ServerResource {
33
34 public static Logger logger = Logger.getLogger(PersonsResource.class);
35
36 private AnnotationStore store;
37
38 @Override
39 protected void doInit() throws ResourceException {
40 super.doInit();
41 // get store instance
42 if (store == null) {
43 store = ((BaseRestlet) getApplication()).getAnnotationStore();
44 }
45 }
46
47 /**
48 * GET with HTML content type. Lists all persons.
49 *
50 * @param entity
51 * @return
52 */
53 @Get("html")
54 public Representation doGetHTML(Representation entity) {
55 String result = null;
56 // get form parameter
57 Form f = this.getQuery();
58 String form = f.getFirstValue("form");
59 if (form != null && form.equals("new_person")) {
60 // output new group form
61 result = "<html><body>\n";
62 result += "<h1>New person</h1>\n";
63 result += String.format("<p><a href=\"%s\">All persons</a></p>", this.getReference());
64 result += String.format("<form method=\"post\" action=\"%s\">\n", this.getReference().getHierarchicalPart());
65 result += "<table>";
66 result += "<tr><td><b>id</b></td><td><input type=\"text\" name=\"id\"/></td></tr>\n";
67 result += "<tr><td><b>name</b></td><td><input type=\"text\" name=\"name\"/></td></tr>\n";
68 result += "</table>\n";
69 result += "<p><input type=\"submit\"/></p>\n";
70 result += "</form>\n</body>\n</html>";
71 } else {
72 // list all groups
73 result = "<html><body>\n<h1>Persons</h1>\n<table>";
74 result += "<tr><th>id</th><th>name</th><th>uri</th></tr>";
75 List<Actor> persons = store.getActors("uri", "*", NodeTypes.PERSON);
76 for (Actor person : persons) {
77 Reference url = this.getReference().clone();
78 url.addSegment(person.getId());
79 result += String.format("<tr><td><a href=\"%s\">%s</a></td><td>%s</td><td>%s</td></tr>\n", url,
80 person.getIdString(), person.getName(), person.getUri());
81 }
82 result += "</table>\n";
83 result += "<p><a href=\"?form=new_person\">Add new person</a></p>\n";
84 result += "</body>\n</html>";
85 }
86 return new StringRepresentation(result, MediaType.TEXT_HTML);
87 }
88
89 /**
90 * POST creates a new Group.
91 *
92 * @return
93 */
94 @Post
95 public Representation doPost(Representation entity) {
96 logger.debug("PersonsResource doPost!");
97 // TODO: do authentication
98 Form form = new Form(entity);
99 String id = form.getFirstValue("id");
100 if (id == null || id.isEmpty() || id.matches("\\W")) {
101 // invalid id
102 setStatus(Status.CLIENT_ERROR_BAD_REQUEST);
103 return null;
104 }
105 String name = form.getFirstValue("name");
106 if (name == null || name.isEmpty()) {
107 name = ((BaseRestlet) getApplication()).getFullNameFromLdap(id);
108 }
109 String uri = form.getFirstValue("uri");
110 if (uri != null && uri.isEmpty()) uri = null;
111 Person newPerson = new Person(id, uri, name);
112 Actor storedPerson = store.storeActor(newPerson);
113 id = storedPerson.getId();
114 // return 303: see other
115 setStatus(Status.REDIRECTION_SEE_OTHER);
116 // go GET URL for this person
117 Reference url = this.getReference().clone();
118 url.addSegment(id);
119 this.getResponse().setLocationRef(url);
120 return null;
121 }
122
123 }