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/*
* Copyright 2013 Jesse Morgan
*/
package com.p4square.grow.frontend;
import java.util.Map;
import freemarker.template.Template;
import org.restlet.data.MediaType;
import org.restlet.data.Status;
import org.restlet.representation.Representation;
import org.restlet.representation.StringRepresentation;
import org.restlet.ext.freemarker.TemplateRepresentation;
import org.apache.log4j.Logger;
import com.p4square.fmfacade.FreeMarkerPageResource;
import com.p4square.fmfacade.json.JsonRequestClient;
import com.p4square.fmfacade.json.JsonResponse;
import com.p4square.fmfacade.json.ClientException;
import com.p4square.grow.config.Config;
/**
* This page fetches the user's final score and displays the transitional page between
* the assessment and the videos.
*
* @author Jesse Morgan <jesse@jesterpm.net>
*/
public class AssessmentResultsPage extends FreeMarkerPageResource {
private static final Logger LOG = Logger.getLogger(AssessmentResultsPage.class);
private GrowFrontend mGrowFrontend;
private Config mConfig;
private JsonRequestClient mJsonClient;
private String mUserId;
@Override
public void doInit() {
super.doInit();
mGrowFrontend = (GrowFrontend) getApplication();
mConfig = mGrowFrontend.getConfig();
mJsonClient = new JsonRequestClient(getContext().getClientDispatcher());
mUserId = getRequest().getClientInfo().getUser().getIdentifier();
}
/**
* Return the login page.
*/
@Override
protected Representation get() {
Template t = mGrowFrontend.getTemplate("templates/assessment-results.ftl");
try {
if (t == null) {
setStatus(Status.CLIENT_ERROR_NOT_FOUND);
return ErrorPage.TEMPLATE_NOT_FOUND;
}
Map<String, Object> root = getRootObject();
// Get the assessment results
JsonResponse response = backendGet("/accounts/" + mUserId + "/assessment");
if (!response.getStatus().isSuccess()) {
setStatus(Status.SERVER_ERROR_INTERNAL);
return ErrorPage.BACKEND_ERROR;
}
final String score = (String) response.getMap().get("result");
if (score == null) {
// Odd... send them to the first questions
String nextPage = mConfig.getString("dynamicRoot", "")
+ "/account/assessment/question/first";
getResponse().redirectSeeOther(nextPage);
return new StringRepresentation("Redirecting to " + nextPage);
}
root.put("stage", score);
return new TemplateRepresentation(t, root, MediaType.TEXT_HTML);
} catch (Exception e) {
LOG.fatal("Could not render page: " + e.getMessage(), e);
setStatus(Status.SERVER_ERROR_INTERNAL);
return ErrorPage.RENDER_ERROR;
}
}
/**
* @return The backend endpoint URI
*/
private String getBackendEndpoint() {
return mConfig.getString("backendUri", "riap://component/backend");
}
/**
* Helper method to send a GET to the backend.
*/
private JsonResponse backendGet(final String uri) {
LOG.debug("Sending backend GET " + uri);
final JsonResponse response = mJsonClient.get(getBackendEndpoint() + uri);
final Status status = response.getStatus();
if (!status.isSuccess() && !Status.CLIENT_ERROR_NOT_FOUND.equals(status)) {
LOG.warn("Error making backend request for '" + uri + "'. status = " + response.getStatus().toString());
}
return response;
}
}
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