| 1 | /** |
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| 2 | * |
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| 3 | */ |
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| 4 | package de.mpiwg.itgroup.annotations.restlet.annotations_ui; |
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| 5 | |
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| 6 | import org.apache.log4j.Logger; |
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| 7 | import org.restlet.data.MediaType; |
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| 8 | import org.restlet.data.Reference; |
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| 9 | import org.restlet.data.Status; |
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| 10 | import org.restlet.representation.Representation; |
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| 11 | import org.restlet.representation.StringRepresentation; |
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| 12 | import org.restlet.resource.Get; |
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| 13 | import org.restlet.resource.ResourceException; |
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| 14 | import org.restlet.resource.ServerResource; |
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| 15 | |
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| 16 | import de.mpiwg.itgroup.annotations.Group; |
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| 17 | import de.mpiwg.itgroup.annotations.neo4j.AnnotationStore; |
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| 18 | import de.mpiwg.itgroup.annotations.restlet.BaseRestlet; |
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| 19 | |
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| 20 | /** |
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| 21 | * Resource class for a single group. |
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| 22 | * |
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| 23 | * @author casties |
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| 24 | * |
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| 25 | */ |
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| 26 | public class GroupResource extends ServerResource { |
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| 27 | |
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| 28 | public static Logger logger = Logger.getLogger(GroupResource.class); |
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| 29 | |
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| 30 | protected AnnotationStore store; |
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| 31 | |
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| 32 | protected String requestId; |
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| 33 | |
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| 34 | protected Group group; |
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| 35 | |
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| 36 | @Override |
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| 37 | protected void doInit() throws ResourceException { |
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| 38 | super.doInit(); |
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| 39 | // id from URI /annotations/groups/{id} |
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| 40 | requestId = (String) getRequest().getAttributes().get("id"); |
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| 41 | logger.debug("group-id=" + requestId); |
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| 42 | // get store instance |
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| 43 | if (store == null) { |
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| 44 | store = ((BaseRestlet) getApplication()).getAnnotationStore(); |
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| 45 | } |
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| 46 | // get group from store |
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| 47 | if (requestId != null) { |
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| 48 | group = (Group) store.getActor(new Group(requestId)); |
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| 49 | } |
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| 50 | } |
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| 51 | |
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| 52 | /** |
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| 53 | * GET with HTML content type. Shows the group. |
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| 54 | * |
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| 55 | * @param entity |
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| 56 | * @return |
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| 57 | */ |
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| 58 | @Get("html") |
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| 59 | public Representation doGetHTML(Representation entity) { |
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| 60 | if (requestId == null || requestId.isEmpty()) { |
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| 61 | // invalid id |
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| 62 | setStatus(Status.CLIENT_ERROR_BAD_REQUEST); |
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| 63 | return null; |
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| 64 | } |
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| 65 | String result = null; |
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| 66 | Reference groupsUrl = this.getReference().getParentRef(); |
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| 67 | result = "<html><body>\n<h1>Group</h1>\n"; |
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| 68 | result += String.format("<p><a href=\"%s\">All groups</a></p>", groupsUrl); |
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| 69 | result += "<table>"; |
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| 70 | result += String.format("<tr><td><b>id</b></td><td>%s</td></tr>\n", group.getId()); |
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| 71 | result += String.format("<tr><td><b>name</b></td><td>%s</td></tr>\n", group.getName()); |
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| 72 | result += String.format("<tr><td><b>uri</b></td><td>%s</td></tr>\n", group.getUri()); |
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| 73 | result += String.format("<tr><td><b>members</b></td><td><a href=\"%s\">view members</a></td></tr>\n", this.getReference() |
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| 74 | .addSegment("members")); |
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| 75 | result += "</table>\n</body>\n</html>"; |
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| 76 | |
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| 77 | logger.debug("sending:"); |
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| 78 | logger.debug(result); |
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| 79 | return new StringRepresentation(result, MediaType.TEXT_HTML); |
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| 80 | } |
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| 81 | |
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| 82 | } |
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