Java Code Examples for org.apache.sling.api.SlingHttpServletRequest#setAttribute()

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {

    ResourceBundle resourceBundle = request.getResourceBundle(null);
    List<Resource> values = new ArrayList<>();

    for (RelationType relationType : RelationType.values()) {
        ValueMap vm = new ValueMapDecorator(new HashMap<String, Object>());
        vm.put("value", relationType);
        vm.put("text", toText(resourceBundle, relationType.getText()));
        values.add(new ValueMapResource(request.getResourceResolver(), new ResourceMetadata(), JcrConstants.NT_UNSTRUCTURED, vm));
    }

    DataSource ds = new SimpleDataSource(values.iterator());
    request.setAttribute(DataSource.class.getName(), ds);
}
 

protected String generateHtmlOutput(Collection<Hit> hits, SlingHttpServletRequest request,
    SlingHttpServletResponse response) throws ServletException, IOException {
    // if resource type is not set return String representation of search result
    if (request.getParameter("itemResourceType") == null) {
        return hits.toString();
    }

    StringResponseWrapper hitResponse = new StringResponseWrapper(response);

    RequestDispatcherOptions requestDispatcherOptions = new RequestDispatcherOptions(null);

    // Force a resource type, to render the resource in a specific way
    requestDispatcherOptions.setForceResourceType(request.getParameter("itemResourceType"));

    for (Hit hit : hits) {
        Resource resource = (Resource) hit.get("resource");
        if (resource != null) {
            request.setAttribute(Resource.class.getCanonicalName(), resource);
            RequestDispatcher dispatcher = request.getRequestDispatcher(resource, requestDispatcherOptions);
            dispatcher.include(request, hitResponse);
            request.removeAttribute(Resource.class.getCanonicalName());
        }
    }
    return hitResponse.getString();
}
 

private boolean isApplicable(SlingHttpServletRequest request) {
	Object appliable = request.getAttribute(REQUEST_PROPERTY_AEM_DATALAYER_APPLICABLE);
	if (appliable == null) {
		Resource resource = request.getResource();
		PageManager pMgr = resource.getResourceResolver().adaptTo(PageManager.class);
		Page page = pMgr.getContainingPage(resource);
		AEMDataLayerConfig config = AEMDataLayerConfig.getDataLayerConfig(page);
		if (config != null) {
			DataLayer dataLayer = new DataLayer(config, page);
			request.setAttribute(DataLayerConstants.REQUEST_PROPERTY_AEM_DATALAYER, dataLayer);
			request.setAttribute(REQUEST_PROPERTY_AEM_DATALAYER_APPLICABLE, Boolean.TRUE);
			return true;
		} else {
			request.setAttribute(REQUEST_PROPERTY_AEM_DATALAYER_APPLICABLE, Boolean.FALSE);
			return false;
		}
	} else {
		return Boolean.TRUE.equals(appliable);
	}
}
 

private void addScriptBindings(SlingScriptHelper scriptHelper, SlingHttpServletRequest request, SlingHttpServletResponse response)
        throws IOException {
    SimpleBindings bindings = new SimpleBindings();
    bindings.put(SLING, scriptHelper);
    bindings.put(RESOURCE, request.getResource());
    bindings.put(SlingModelsScriptEngineFactory.RESOLVER, request.getResource().getResourceResolver());
    bindings.put(REQUEST, request);
    bindings.put(RESPONSE, response);
    try {
        bindings.put(READER, request.getReader());
    } catch (Exception e) {
        bindings.put(READER, new BufferedReader(new StringReader("")));
    }
    bindings.put(OUT, response.getWriter());
    bindings.put(LOG, logger);

    scriptEngineFactory.invokeBindingsValuesProviders(bindingsValuesProvidersByContext, bindings);

    SlingBindings slingBindings = new SlingBindings();
    slingBindings.putAll(bindings);

    request.setAttribute(SlingBindings.class.getName(), slingBindings);

}
 

@Override
protected void doGet(@Nonnull SlingHttpServletRequest request, @Nonnull SlingHttpServletResponse response) throws ServletException,
    IOException {
    DataSource ds;

    if (catalogIdentifierService == null) {
        ds = EmptyDataSource.instance();
    } else {
        ds = buildValuesList(request.getResourceResolver());
    }

    request.setAttribute(DataSource.class.getName(), ds);
}
 

protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
    final Config cfg = new Config(request.getResource());
    final SlingScriptHelper sling = ((SlingBindings) request.getAttribute(SlingBindings.class.getName())).getSling();
    final ExpressionHelper ex = new ExpressionHelper(sling.getService(ExpressionResolver.class), request);
    final String path = ex.getString(cfg.get("path", String.class));
    boolean decision = isProductDetailPage(path, request.getResourceResolver());
    request.setAttribute(RenderCondition.class.getName(), new SimpleRenderCondition(decision));
    if (decision) {
        prepareCatalogPathProperty(path, request);
    }
}
 

protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
    final Config cfg = new Config(request.getResource());
    final SlingScriptHelper sling = ((SlingBindings) request.getAttribute(SlingBindings.class.getName())).getSling();
    final ExpressionHelper ex = new ExpressionHelper(sling.getService(ExpressionResolver.class), request);
    final String path = ex.getString(cfg.get("path", String.class));
    boolean decision = isProductListPage(path, request.getResourceResolver());
    request.setAttribute(RenderCondition.class.getName(), new SimpleRenderCondition(decision));
    if (decision) {
        prepareCatalogPathProperty(path, request);
    }
}
 

protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws IOException {
    final String PARAMETER_OFFSET = "_commerce_offset";
    final String PARAMETER_LIMIT = "_commerce_limit";
    final String PARAMETER_COMMERCE_TYPE = "_commerce_commerce_type";
    final Config cfg = new Config(request.getResource().getChild(Config.DATASOURCE));
    final SlingScriptHelper sling = ((SlingBindings) request.getAttribute(SlingBindings.class.getName())).getSling();
    final ExpressionHelper ex = new ExpressionHelper(sling.getService(ExpressionResolver.class), request);
    final String itemRT = cfg.get("itemResourceType", String.class);
    final long offset = ex.get(cfg.get("offset", "0"), long.class);
    final long limit = ex.get(cfg.get("limit", "20"), long.class);
    final String commerceType = ex.get(cfg.get("commerceType", "product"), String.class);

    Map<String, Object> queryParameters = new HashMap<>(request.getParameterMap());
    queryParameters.put(PARAMETER_OFFSET, String.valueOf(offset));
    queryParameters.put(PARAMETER_LIMIT, String.valueOf(limit));
    queryParameters.put(PARAMETER_COMMERCE_TYPE, commerceType);

    final String rootPath = request.getParameter("root");

    String rootCategoryId = new CatalogSearchSupport(request.getResourceResolver()).findCategoryId(rootPath);
    if (rootCategoryId != null) {
        queryParameters.put(CATEGORY_ID_PARAMETER, rootCategoryId);
        queryParameters.put(CATEGORY_PATH_PARAMETER, rootPath);
    }
    String queryString = new ObjectMapper().writeValueAsString(queryParameters);
    try {
        Iterator<Resource> virtualResults = request.getResourceResolver().findResources(queryString, VIRTUAL_PRODUCT_QUERY_LANGUAGE);

        final DataSource ds = new SimpleDataSource(new TransformIterator<>(virtualResults, r -> new ResourceWrapper(r) {
            public String getResourceType() {
                return itemRT;
            }
        }));

        request.setAttribute(DataSource.class.getName(), ds);
    } catch (Exception x) {
        response.sendError(500, x.getMessage());
        LOGGER.error("Error finding resources", x);
    }
}
 

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
  String path = request.getRequestPathInfo().getSuffix();
  List<Resource> scripts = new ArrayList<>();
  Resource resource = request.getResourceResolver().getResource(path);
  for (Resource child : resource.getChildren()) {
    if (ScriptsRowModel.isFolder(child) || ScriptModel.isScript(child)) {
      scripts.add(new ResourceTypeWrapper(child));
    }
  }
  DataSource dataSource = new SimpleDataSource(scripts.iterator());
  request.setAttribute(DataSource.class.getName(), dataSource);
}
 

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
  Pagination pagination = createPagination(request);
  List<Resource> allHistoryResources = pagination.getPage(history.findAllResources(request.getResourceResolver()))
      .stream()
      .map(ResourceTypeWrapper::new)
      .collect(Collectors.toList());
  DataSource dataSource = new SimpleDataSource(allHistoryResources.iterator());
  request.setAttribute(DataSource.class.getName(), dataSource);
}
 

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
  Iterator<Resource> iterator = Optional.ofNullable(request.getResource())
      .flatMap(parent -> Optional.ofNullable(parent.getChild("items")))
      .map(items -> items.listChildren())
      .orElse(Collections.emptyIterator());
  DataSource dataSource = new SimpleDataSource(iterator);
  request.setAttribute(DataSource.class.getName(), dataSource);
}
 

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) {
  SimpleDataSourceBuilder builder = new SimpleDataSourceBuilder(request.getResourceResolver());
  if (emptyOption != null) {
    builder.addOption(emptyOption);
  }
  options.forEach(item -> builder.addOption(getName(item.toString()), item.toString()));
  request.setAttribute(DataSource.class.getName(), builder.build());
}
 

protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response){

        final SlingScriptHelper sling = getScriptHelper(request);

        final ExpressionHelper ex = new ExpressionHelper(sling.getService(ExpressionResolver.class), request);
        final Config dsCfg = new Config(request.getResource().getChild(Config.DATASOURCE));
        final CommerceBasePathsService cbps = sling.getService(CommerceBasePathsService.class);

        final String query = ex.getString(dsCfg.get("query", String.class));

        final String parentPath;
        final String searchName;
        final String rootPath = ex.getString(dsCfg.get("rootPath", cbps.getProductsBasePath()));

        if (query != null) {
            final int slashIndex = query.lastIndexOf('/');
            if (slashIndex < 0) {
                parentPath = rootPath;
                searchName = query.toLowerCase();
            } else if (!query.startsWith(rootPath)) {
                parentPath = rootPath;
                searchName = null;
            } else if (slashIndex == query.length() - 1) {
                parentPath = query;
                searchName = null;
            } else {
                parentPath = query.substring(0, slashIndex + 1);
                searchName = query.substring(slashIndex + 1).toLowerCase();
            }
        } else {
            parentPath = ex.getString(dsCfg.get("path", String.class));
            searchName = null;
        }

        final Resource parent = request.getResourceResolver().getResource(parentPath);

        final DataSource ds;
        if (parent == null) {
            ds = EmptyDataSource.instance();
        } else {
            final Integer offset = ex.get(dsCfg.get("offset", String.class), Integer.class);
            final Integer limit = ex.get(dsCfg.get("limit", String.class), Integer.class);
            final String itemRT = dsCfg.get("itemResourceType", String.class);
            final String filter = ex.getString(dsCfg.get("filter", String.class));

            final Collection<Predicate<Resource>> predicates = new ArrayList<>(2);
            predicates.add(createPredicate(filter));

            if (searchName != null) {
                final Pattern searchNamePattern = Pattern.compile(Pattern.quote(searchName), Pattern.CASE_INSENSITIVE);
                predicates.add(resource -> searchNamePattern.matcher(resource.getName()).lookingAt());
            }

            final Predicate predicate = PredicateUtils.allPredicate(predicates);
            final Transformer transformer = createTransformer(itemRT, predicate);


            final List<Resource> list;
            if (FILTER_CATEGORY.equals(filter)) {
                class CategoryFinder extends AbstractResourceVisitor {
                    private CategoryPredicate categoryPredicate = new CategoryPredicate();
                    private List<Resource> categories = new ArrayList<Resource>();
                    @Override
                    protected void visit(Resource res) {
                        if (categoryPredicate.evaluate(res)) {
                            categories.add(res);
                        }
                    }
                };
                CategoryFinder categoryFinder = new CategoryFinder();
                categoryFinder.accept(parent);
                list = IteratorUtils.toList(new FilterIterator(categoryFinder.categories.iterator(), predicate));
            } else {
                list =IteratorUtils.toList(new FilterIterator(parent.listChildren(), predicate));
            }

            //force reloading the children of the root node to hit the virtual resource provider
            if (rootPath.equals(parentPath)) {
                for (int i = 0; i < list.size(); i++) {
                    list.set(i, request.getResourceResolver().getResource(list.get(i).getPath()));
                }
            }

            @SuppressWarnings("unchecked")
            DataSource datasource = new AbstractDataSource() {

                public Iterator<Resource> iterator() {
                    Collections.sort(list, Comparator.comparing(Resource::getName));
                    return new TransformIterator(new PagingIterator<>(list.iterator(), offset, limit), transformer);
                }
            };

            ds = datasource;
        }

        request.setAttribute(DataSource.class.getName(), ds);
    }
 

@Override
protected void doGet(@Nonnull SlingHttpServletRequest request, @Nonnull SlingHttpServletResponse response) {
    i18n = new I18n(request);
    SimpleDataSource graphqlClientDataSource = new SimpleDataSource(getGraphqlClients(request).iterator());
    request.setAttribute(DataSource.class.getName(), graphqlClientDataSource);
}
 

@Override
protected void doGet(@Nonnull SlingHttpServletRequest request, @Nonnull SlingHttpServletResponse response) {
    String pageType = request.getResource().getValueMap().get(PAGE_TYPE_PROPERTY, "");
    request.setAttribute(RenderCondition.class.getName(), new SimpleRenderCondition(checkPageType(request, pageType)));
}
 

@Override
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws IOException {
    request.setAttribute(RESOURCE_ATTR, request.getResource());
}