raimund@836: /* Copyright (C) 2013 by Bundesamt fuer Strahlenschutz
raimund@836:  * Software engineering by Intevation GmbH
raimund@836:  *
raimund@836:  * This file is Free Software under the GNU GPL (v>=3)
raimund@836:  * and comes with ABSOLUTELY NO WARRANTY! Check out
raimund@836:  * the documentation coming with IMIS-Labordaten-Application for details.
raimund@836:  */
raimund@836: package de.intevation.lada.rest.stamm;
raimund@836: 
raimund@843: import java.util.List;
raimund@843: 
raimund@836: import javax.enterprise.context.RequestScoped;
raimund@836: import javax.inject.Inject;
raimund@836: import javax.servlet.http.HttpServletRequest;
raimund@836: import javax.ws.rs.DELETE;
raimund@836: import javax.ws.rs.GET;
raimund@836: import javax.ws.rs.POST;
raimund@836: import javax.ws.rs.PUT;
raimund@836: import javax.ws.rs.Path;
raimund@836: import javax.ws.rs.PathParam;
raimund@836: import javax.ws.rs.Produces;
raimund@836: import javax.ws.rs.core.Context;
raimund@836: import javax.ws.rs.core.HttpHeaders;
raimund@836: import javax.ws.rs.core.MediaType;
raimund@843: import javax.ws.rs.core.MultivaluedMap;
raimund@836: import javax.ws.rs.core.UriInfo;
raimund@836: 
raimund@836: import de.intevation.lada.model.stamm.DatensatzErzeuger;
raimund@836: import de.intevation.lada.util.annotation.AuthorizationConfig;
raimund@836: import de.intevation.lada.util.annotation.RepositoryConfig;
raimund@836: import de.intevation.lada.util.auth.Authorization;
raimund@836: import de.intevation.lada.util.auth.AuthorizationType;
raimund@836: import de.intevation.lada.util.data.Repository;
raimund@836: import de.intevation.lada.util.data.RepositoryType;
raimund@836: import de.intevation.lada.util.rest.RequestMethod;
raimund@836: import de.intevation.lada.util.rest.Response;
raimund@836: 
raimund@836: /**
raimund@836:  * REST service for DatensatzErzeuger objects.
raimund@836:  * <p>
raimund@836:  * The services produce data in the application/json media type.
raimund@836:  * A typical response holds information about the action performed and the data.
raimund@836:  * <pre>
raimund@836:  * <code>
raimund@836:  * {
raimund@836:  *  "success": [boolean];
raimund@836:  *  "message": [string],
raimund@836:  *  "data":[{
raimund@836:  *      "id": [number],
raimund@836:  *      "bezeichnung": [string],
raimund@836:  *      "daErzeugerId": [string],
raimund@836:  *      "letzteAenderung": [timestamp],
raimund@836:  *      "mstId": [string],
raimund@836:  *      "netzbetreiberId": [string]
raimund@836:  *  }],
raimund@836:  *  "errors": [object],
raimund@836:  *  "warnings": [object],
raimund@836:  *  "readonly": [boolean],
raimund@836:  *  "totalCount": [number]
raimund@836:  * }
raimund@836:  * </code>
raimund@836:  * </pre>
raimund@836:  *
raimund@836:  * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a>
raimund@836:  */
raimund@836: @Path("rest/datensatzerzeuger")
raimund@836: @RequestScoped
raimund@836: public class DatensatzErzeugerService {
raimund@836: 
raimund@836:     /**
raimund@836:      * The data repository granting read access.
raimund@836:      */
raimund@836:     @Inject
raimund@836:     @RepositoryConfig(type=RepositoryType.RW)
raimund@836:     private Repository repository;
raimund@836: 
raimund@836:     @Inject
raimund@836:     @AuthorizationConfig(type=AuthorizationType.HEADER)
raimund@836:     private Authorization authorization;
raimund@836: 
raimund@836:     /**
raimund@836:      * Get all Datenbasis objects.
raimund@836:      * <p>
raimund@836:      * Example: http://example.com/datenbasis
raimund@836:      *
raimund@836:      * @return Response object containing all Datenbasis objects.
raimund@836:      */
raimund@836:     @GET
raimund@836:     @Path("/")
raimund@836:     @Produces(MediaType.APPLICATION_JSON)
raimund@836:     public Response get(
raimund@843:         @Context HttpServletRequest request,
raimund@836:         @Context UriInfo info
raimund@836:     ) {
raimund@843:         MultivaluedMap<String, String> params = info.getQueryParameters();
raimund@843:         List<DatensatzErzeuger> erzeuger =
raimund@843:             repository.getAllPlain(DatensatzErzeuger.class, "stamm");
raimund@843:         int size = erzeuger.size();
raimund@843:         if (params.containsKey("start") && params.containsKey("limit")) {
raimund@843:             int start = Integer.valueOf(params.getFirst("start"));
raimund@843:             int limit = Integer.valueOf(params.getFirst("limit"));
raimund@843:             int end = limit + start;
raimund@843:             if (start + limit > erzeuger.size()) {
raimund@843:                 end = erzeuger.size();
raimund@843:             }
raimund@843:             erzeuger = erzeuger.subList(start, end);
raimund@843:         }
raimund@843: 
raimund@843:         for (DatensatzErzeuger erz : erzeuger) {
raimund@843:             erz.setReadonly(
raimund@843:                 !authorization.isAuthorized(
raimund@843:                     request,
raimund@843:                     erz,
raimund@843:                     RequestMethod.POST,
raimund@843:                     DatensatzErzeuger.class));
raimund@843:         }
raimund@843:         return new Response (true, 200, erzeuger, size);
raimund@836:     }
raimund@836: 
raimund@836:     /**
raimund@836:      * Get a single Datenbasis object by id.
raimund@836:      * <p>
raimund@836:      * The id is appended to the URL as a path parameter.
raimund@836:      * <p>
raimund@836:      * Example: http://example.com/datenbasis/{id}
raimund@836:      *
raimund@836:      * @return Response object containing a single Datenabasis.
raimund@836:      */
raimund@836:     @GET
raimund@836:     @Path("/{id}")
raimund@836:     @Produces(MediaType.APPLICATION_JSON)
raimund@836:     public Response getById(
raimund@836:         @Context HttpHeaders headers,
raimund@836:         @PathParam("id") String id
raimund@836:     ) {
raimund@836:         return repository.getById(
raimund@836:             DatensatzErzeuger.class,
raimund@836:             Integer.valueOf(id),
raimund@836:             "stamm");
raimund@836:     }
raimund@836: 
raimund@836:     @POST
raimund@836:     @Path("/")
raimund@836:     @Produces(MediaType.APPLICATION_JSON)
raimund@836:     public Response create(
raimund@836:         @Context HttpServletRequest request,
raimund@836:         DatensatzErzeuger datensatzerzeuger
raimund@836:     ) {
raimund@836:         if (!authorization.isAuthorized(
raimund@836:             request,
raimund@836:             datensatzerzeuger,
raimund@836:             RequestMethod.POST,
raimund@836:             DatensatzErzeuger.class)
raimund@836:         ) {
raimund@836:             return new Response(false, 699, datensatzerzeuger);
raimund@836:         }
raimund@836: 
raimund@836:         return repository.create(datensatzerzeuger, "stamm");
raimund@836:     }
raimund@836: 
raimund@836:     @PUT
raimund@836:     @Path("/{id}")
raimund@836:     @Produces(MediaType.APPLICATION_JSON)
raimund@836:     public Response update(
raimund@836:         @Context HttpServletRequest request,
raimund@836:         DatensatzErzeuger datensatzerzeuger
raimund@836:     ) {
raimund@836:         if (!authorization.isAuthorized(
raimund@836:             request,
raimund@836:             datensatzerzeuger,
raimund@836:             RequestMethod.PUT,
raimund@836:             DatensatzErzeuger.class)
raimund@836:         ) {
raimund@836:             return new Response(false, 699, datensatzerzeuger);
raimund@836:         }
raimund@836: 
raimund@836:         return repository.update(datensatzerzeuger, "stamm");
raimund@836:     }
raimund@836: 
raimund@836:     @DELETE
raimund@836:     @Path("/{id}")
raimund@836:     @Produces(MediaType.APPLICATION_JSON)
raimund@836:     public Response delete(
raimund@836:         @Context HttpServletRequest request,
raimund@836:         @PathParam("id") String id
raimund@836:     ) {
raimund@836:         DatensatzErzeuger datensatzerzeuger = repository.getByIdPlain(
raimund@836:             DatensatzErzeuger.class, Integer.valueOf(id), "stamm");
raimund@836:         if (datensatzerzeuger == null ||
raimund@836:             !authorization.isAuthorized(
raimund@836:                 request,
raimund@836:                 datensatzerzeuger,
raimund@836:                 RequestMethod.DELETE,
raimund@836:                 DatensatzErzeuger.class
raimund@836:             )
raimund@836:         ) {
raimund@836:             return new Response(false, 699, null);
raimund@836:         }
raimund@836:         return repository.delete(datensatzerzeuger, "stamm");
raimund@836:     }
raimund@836: }