upload roomplan

src/main/java/de/mbremer/room/RoomFileForm.java

@@ -0,0 +1,13 @@
+package de.mbremer.room;
+
+import org.jboss.resteasy.annotations.providers.multipart.PartType;
+
+import javax.ws.rs.FormParam;
+import javax.ws.rs.core.MediaType;
+import java.io.InputStream;
+
+public class RoomFileForm {
+  @FormParam("file")
+  @PartType(MediaType.APPLICATION_OCTET_STREAM)
+  public InputStream file;
+}

src/main/java/de/mbremer/room/RoomResource.java

@@ -0,0 +1,67 @@
+package de.mbremer.room;
+
+import io.quarkus.qute.Template;
+import io.quarkus.qute.TemplateInstance;
+import io.quarkus.security.identity.SecurityIdentity;
+import org.jboss.logging.Logger;
+import org.jboss.resteasy.annotations.providers.multipart.MultipartForm;
+
+import javax.annotation.security.RolesAllowed;
+import javax.enterprise.context.ApplicationScoped;
+import javax.inject.Inject;
+import javax.ws.rs.*;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.io.IOException;
+
+@Path("/room")
+@ApplicationScoped
+public class RoomResource {
+
+  public static final int MAX_PLANSIZE_IN_BYTES = 1000 * 1024;
+  @Inject
+  Logger log;
+  @Inject
+  SecurityIdentity identity;
+  @Inject
+  Template room;
+
+  private byte[] roomPlan = new byte[0];
+
+  @GET
+  @Produces(MediaType.TEXT_HTML)
+  @RolesAllowed({"USER", "ADMIN"})
+  public TemplateInstance getRoom() {
+    return room
+        .data("is_admin", identity.hasRole("ADMIN"));
+  }
+
+  @POST
+  @Path("/plan")
+  @Consumes(MediaType.MULTIPART_FORM_DATA)
+  @Produces(MediaType.TEXT_HTML)
+  @RolesAllowed({"ADMIN"})
+  public TemplateInstance uploadRoomplan(@MultipartForm RoomFileForm roomFileForm) throws IOException {
+    byte[] newRoomPlan = roomFileForm.file.readAllBytes();
+    int newPlanSize = newRoomPlan.length;
+
+    TemplateInstance room = getRoom();
+    // validate
+    log.info("Uploaded " + newPlanSize + " Bytes Roomplan" );
+    if (newPlanSize > MAX_PLANSIZE_IN_BYTES) {
+      room.data("error", "Raumplan ist zu groß: " + newPlanSize + " Bytes. Maximal " + MAX_PLANSIZE_IN_BYTES + " Bytes erlaubt.");
+    } else {
+      roomPlan = newRoomPlan;
+    }
+    return room;
+  }
+
+  @GET
+  @Path("/plan")
+  @Produces("image/*")
+  @RolesAllowed({"USER", "ADMIN"})
+  public Response getImage(@PathParam("image") String image) {
+
+    return roomPlan.length < 1 ? Response.noContent().build() : Response.ok(roomPlan).build();
+  }
+}