Mercurial > hg > AnnotationManagerN4J
annotate src/main/java/de/mpiwg/itgroup/annotations/restlet/annotations_ui/GroupsResource.java @ 23:d22d01ba953a
reorganised code for annotations and groups ui. work in progress.
| author | casties |
|---|---|
| date | Sat, 22 Sep 2012 20:12:18 +0200 |
| parents | src/main/java/de/mpiwg/itgroup/annotations/restlet/AnnotationStoreGroups.java@b1fb0d117877 |
| children | 0731c4549065 |
| rev | line source |
|---|---|
| 18 | 1 /** |
| 2 * | |
| 3 */ | |
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4 package de.mpiwg.itgroup.annotations.restlet.annotations_ui; |
| 18 | 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; | |
| 22 | 11 import org.restlet.data.Reference; |
| 12 import org.restlet.data.Status; | |
| 18 | 13 import org.restlet.representation.Representation; |
| 14 import org.restlet.representation.StringRepresentation; | |
| 15 import org.restlet.resource.Get; | |
| 22 | 16 import org.restlet.resource.Post; |
| 18 | 17 import org.restlet.resource.ServerResource; |
| 18 | |
| 22 | 19 import de.mpiwg.itgroup.annotations.Actor; |
| 18 | 20 import de.mpiwg.itgroup.annotations.Group; |
| 21 import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore; | |
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22 import de.mpiwg.itgroup.annotations.restlet.BaseRestlet; |
| 18 | 23 |
| 24 /** | |
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25 * Resource class for the list of annotation groups. |
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26 * |
| 18 | 27 * @author casties |
| 22 | 28 * |
| 18 | 29 */ |
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30 public class GroupsResource extends ServerResource { |
| 18 | 31 |
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32 public static Logger logger = Logger.getLogger(GroupsResource.class); |
| 18 | 33 |
| 34 private AnnotationStore store; | |
| 35 | |
| 22 | 36 /** |
| 37 * GET with HTML content type. Lists all groups. | |
| 38 * | |
| 39 * @param entity | |
| 40 * @return | |
| 41 */ | |
| 18 | 42 @Get("html") |
| 22 | 43 public Representation doGetHTML(Representation entity) { |
| 44 String result = null; | |
| 18 | 45 store = getAnnotationStore(); |
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46 // list all groups |
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47 result = "<html><body>\n<h1>Groups</h1>\n<table>"; |
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48 result += "<tr><th>id</th><th>name</th><th>uri</th></tr>"; |
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49 List<Group> groups = store.getGroups("uri", "*"); |
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50 for (Group group : groups) { |
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51 Reference groupUrl = this.getReference(); |
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52 groupUrl.addSegment(group.getId()); |
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53 result += String.format("<tr><td><a href=\"%s\">%s</a></td><td>%s</td><td>%s</td></tr>\n", groupUrl, group.getId(), |
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54 group.getName(), group.getUri()); |
| 18 | 55 } |
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56 result += "</table>\n</body>\n</html>"; |
| 18 | 57 logger.debug("sending:"); |
| 19 | 58 logger.debug(result); |
| 22 | 59 return new StringRepresentation(result, MediaType.TEXT_HTML); |
| 60 } | |
| 61 | |
| 62 /** | |
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63 * POST creates a new Group. |
| 22 | 64 * |
| 65 * @return | |
| 66 */ | |
| 67 @Post | |
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68 public Representation doPost(Representation entity) { |
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69 logger.debug("AnnotationsUiGroups doPost!"); |
| 22 | 70 // TODO: do authentication |
| 71 Form form = new Form(entity); | |
| 72 String id = form.getFirstValue("id"); | |
| 73 String name = form.getFirstValue("name"); | |
| 74 if (id == null || id.isEmpty()) { | |
| 75 // invalid id | |
| 76 setStatus(Status.CLIENT_ERROR_BAD_REQUEST); | |
| 77 return null; | |
| 78 } | |
| 79 String gid = makeGroupId(id); | |
| 80 Group newGroup = new Group(gid, null, name); | |
| 81 store = getAnnotationStore(); | |
| 82 Actor storedGroup = store.storeActor(newGroup); | |
| 83 gid = storedGroup.getId(); | |
| 84 // return 303: see other | |
| 85 setStatus(Status.REDIRECTION_SEE_OTHER); | |
| 86 // go GET URL for this group | |
| 87 Reference groupUrl = this.getReference(); | |
| 88 groupUrl.addSegment(gid); | |
| 89 this.getResponse().setLocationRef(groupUrl); | |
| 90 return null; | |
| 91 } | |
| 92 | |
| 93 /** | |
| 94 * Returns a group id based on the given id. | |
| 95 * | |
| 96 * @param id | |
| 97 * @return | |
| 98 */ | |
| 99 protected String makeGroupId(String id) { | |
| 100 // TODO: should we use different ids? | |
| 101 id = id.replaceAll("\\W", "_"); | |
| 102 id = id.toLowerCase(); | |
| 103 return id; | |
| 18 | 104 } |
| 105 | |
| 106 protected AnnotationStore getAnnotationStore() { | |
| 107 if (store == null) { | |
| 19 | 108 store = ((BaseRestlet) getApplication()).getAnnotationStore(); |
| 18 | 109 } |
| 110 return store; | |
| 111 } | |
| 112 } |