| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.sling.cms.core.insights.impl.providers; |
| |
| import java.io.StringReader; |
| import java.net.URLEncoder; |
| |
| import javax.json.Json; |
| import javax.json.JsonObject; |
| import javax.json.JsonReader; |
| |
| import org.apache.http.HttpEntity; |
| import org.apache.http.client.methods.CloseableHttpResponse; |
| import org.apache.http.client.methods.HttpGet; |
| import org.apache.http.impl.client.CloseableHttpClient; |
| import org.apache.http.impl.client.HttpClients; |
| import org.apache.http.util.EntityUtils; |
| import org.apache.sling.cms.core.insights.impl.BaseInsightProvider; |
| import org.apache.sling.cms.core.insights.impl.providers.PageSpeedInsightProvider.Config; |
| import org.apache.sling.cms.i18n.I18NDictionary; |
| import org.apache.sling.cms.i18n.I18NProvider; |
| import org.apache.sling.cms.insights.Insight; |
| import org.apache.sling.cms.insights.InsightProvider; |
| import org.apache.sling.cms.insights.InsightRequest; |
| import org.apache.sling.cms.insights.Message; |
| import org.apache.sling.cms.insights.PageInsightRequest; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.metatype.annotations.AttributeDefinition; |
| import org.osgi.service.metatype.annotations.Designate; |
| import org.osgi.service.metatype.annotations.ObjectClassDefinition; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @Component(service = InsightProvider.class, immediate = true) |
| @Designate(ocd = Config.class) |
| public class PageSpeedInsightProvider extends BaseInsightProvider { |
| |
| @ObjectClassDefinition(name = "%pagespeed.config.name", description = "%pagespeed.config.description", localization = "OSGI-INF/l10n/bundle") |
| public @interface Config { |
| @AttributeDefinition(name = "%pagespeed.param.enabled.name", description = "%pagespeed.param.enabled.description") |
| boolean enabled(); |
| |
| @AttributeDefinition(name = "%pagespeed.param.apikey.name", description = "%pagespeed.param.apikey.description") |
| String apikey(); |
| } |
| |
| @Reference |
| private I18NProvider i18nProvider; |
| |
| public static final String MESSAGE_RESULT_DANGER = "This website is much slower than average, page performance must be optimized"; |
| public static final String MESSAGE_RESULT_WARN = "This website is slower than average, page performance should be optimized"; |
| public static final String MESSAGE_RESULT_SUCCESS = "This website has acceptable performance"; |
| private static final String REQUEST_FORMAT = "https://www.googleapis.com/pagespeedonline/v2/runPagespeed?url=%s&fields=%s&key=%s"; |
| private static final String PARAMETERS = "id%2CinvalidRules%2CresponseCode%2CruleGroups"; |
| private static final String PAGESPEED_FORMAT = "https://developers.google.com/speed/pagespeed/insights/?url=%s"; |
| private static final Logger log = LoggerFactory.getLogger(PageSpeedInsightProvider.class); |
| |
| private Config config; |
| |
| @Activate |
| public void activate(Config config) { |
| this.config = config; |
| } |
| |
| @Override |
| protected Insight doEvaluateRequest(InsightRequest request) throws Exception { |
| Insight insight = new Insight(this, request); |
| PageInsightRequest pageRequest = (PageInsightRequest) request; |
| String publishedUrl = pageRequest.getPage().getPublishedUrl(); |
| String checkUrl = String.format(REQUEST_FORMAT, URLEncoder.encode(publishedUrl, "UTF-8"), PARAMETERS, |
| config.apikey()); |
| |
| HttpGet httpGet = new HttpGet(checkUrl); |
| |
| CloseableHttpResponse response = null; |
| JsonReader reader = null; |
| try (CloseableHttpClient client = HttpClients.createDefault()) { |
| |
| I18NDictionary dictionary = i18nProvider.getDictionary(request.getResource().getResourceResolver()); |
| |
| log.debug("Requesting page speed via: {}", checkUrl); |
| response = client.execute(httpGet); |
| HttpEntity entity = response.getEntity(); |
| reader = Json.createReader(new StringReader(EntityUtils.toString(entity))); |
| JsonObject resp = reader.readObject(); |
| |
| log.debug("Retrieved response: {}", resp); |
| |
| insight.setScored(true); |
| double score = resp.getJsonObject("ruleGroups").getJsonObject("SPEED").getJsonNumber("score").doubleValue() |
| / 100.0; |
| insight.setScore(score); |
| log.debug("Parsed pagespeed score {}", score); |
| |
| if (score < 0.65) { |
| insight.setPrimaryMessage(Message.danger(dictionary.get(MESSAGE_RESULT_DANGER))); |
| } else if (score < 0.8) { |
| insight.setPrimaryMessage(Message.warn(dictionary.get(MESSAGE_RESULT_WARN))); |
| } else { |
| insight.setPrimaryMessage(Message.success(dictionary.get(MESSAGE_RESULT_SUCCESS))); |
| } |
| insight.setMoreDetailsLink(String.format(PAGESPEED_FORMAT, URLEncoder.encode(publishedUrl, "UTF-8"))); |
| |
| log.debug("Response parsed successfully"); |
| |
| } finally { |
| if (reader != null) { |
| reader.close(); |
| } |
| } |
| return insight; |
| } |
| |
| @Override |
| public String getId() { |
| return "pagespeed"; |
| } |
| |
| @Override |
| public String getTitle() { |
| return "Page Speed"; |
| } |
| |
| @Override |
| public boolean isEnabled(InsightRequest request) { |
| if (!config.enabled()) { |
| log.debug("Page Speed is not enabled"); |
| return false; |
| } |
| if (request.getType() != InsightRequest.TYPE.PAGE) { |
| log.debug("Request {} is not a page", request); |
| return false; |
| } |
| if (!((PageInsightRequest) request).getPage().isPublished()) { |
| log.debug("The page for {} is not published", request); |
| return false; |
| } |
| return true; |
| } |
| |
| } |