Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.content.targeting.rule.facebook; import com.liferay.content.targeting.anonymous.users.model.AnonymousUser; import com.liferay.content.targeting.api.model.Rule; import com.liferay.content.targeting.model.RuleInstance; import com.liferay.content.targeting.rule.categories.SocialRuleCategory; import com.liferay.content.targeting.rule.facebook.util.FacebookUtil; import com.liferay.portal.kernel.json.JSONException; import com.liferay.portal.kernel.json.JSONFactoryUtil; import com.liferay.portal.kernel.json.JSONObject; import com.liferay.portal.kernel.language.LanguageUtil; import com.liferay.portal.kernel.util.GetterUtil; import com.liferay.portal.kernel.util.StringBundler; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.util.WebKeys; import com.restfb.types.User; import java.util.List; import java.util.Locale; import java.util.Map; import javax.portlet.PortletRequest; import javax.portlet.PortletResponse; import javax.servlet.http.HttpServletRequest; import org.osgi.service.component.annotations.Activate; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Deactivate; /** * @author Eudaldo Alonso */ @Component(immediate = true, service = Rule.class) public class FacebookEducationRule extends BaseFacebookRule { @Activate @Override public void activate() { super.activate(); } @Deactivate @Override public void deActivate() { super.deActivate(); } @Override public boolean evaluate(HttpServletRequest request, RuleInstance ruleInstance, AnonymousUser anonymousUser) throws Exception { JSONObject jsonObj = JSONFactoryUtil.createJSONObject(ruleInstance.getTypeSettings()); String educationLevel = jsonObj.getString("educationLevel"); String schoolName = jsonObj.getString("schoolName"); JSONObject typeSettings = JSONFactoryUtil.createJSONObject(anonymousUser.getTypeSettings()); User user = FacebookUtil.getFacebookUser(typeSettings.getString(WebKeys.FACEBOOK_ACCESS_TOKEN)); if (matchEducationLevel(user, educationLevel) && matchEducationName(user, schoolName)) { return true; } return false; } @Override public String getIcon() { return "icon-book"; } @Override public String getRuleCategoryKey() { return SocialRuleCategory.KEY; } @Override public String getSummary(RuleInstance ruleInstance, Locale locale) { String typeSettings = ruleInstance.getTypeSettings(); String summary = StringPool.BLANK; try { JSONObject jsonObj = JSONFactoryUtil.createJSONObject(typeSettings); String educationLevel = jsonObj.getString("educationLevel"); String schoolName = jsonObj.getString("schoolName"); StringBundler sb = new StringBundler(); if (Validator.isNotNull(educationLevel)) { sb.append(LanguageUtil.get(locale, "education-level")); sb.append(StringPool.COLON); sb.append(LanguageUtil.get(locale, educationLevel)); sb.append(StringPool.PERIOD); sb.append(StringPool.SPACE); } if (Validator.isNotNull(schoolName)) { sb.append(LanguageUtil.get(locale, "college-high-school-name")); sb.append(StringPool.COLON); sb.append(schoolName); } } catch (JSONException jse) { } return summary; } @Override public String processRule(PortletRequest request, PortletResponse response, String id, Map<String, String> values) { String educationLevel = GetterUtil.getString(values.get("educationLevel")); String schoolName = GetterUtil.getString(values.get("schoolName")); JSONObject jsonObj = JSONFactoryUtil.createJSONObject(); jsonObj.put("educationLevel", educationLevel); jsonObj.put("schoolName", schoolName); return jsonObj.toString(); } @Override protected void doPopulateContext(RuleInstance ruleInstance, Map<String, Object> context, Map<String, String> values) { String educationLevel = StringPool.BLANK; String schoolName = StringPool.BLANK; if (!values.isEmpty()) { educationLevel = GetterUtil.getString(values.get("educationLevel")); schoolName = GetterUtil.getString(values.get("schoolName")); } else if (ruleInstance != null) { String typeSettings = ruleInstance.getTypeSettings(); try { JSONObject jsonObj = JSONFactoryUtil.createJSONObject(typeSettings); educationLevel = jsonObj.getString("educationLevel"); schoolName = jsonObj.getString("schoolName"); } catch (JSONException jse) { } } context.put("educationLevel", educationLevel); context.put("schoolName", schoolName); } protected String getFormTemplatePath() { return _FORM_TEMPLATE_PATH_EDUCATION; } protected boolean hasEducation(User user, String type) { List<User.Education> educations = user.getEducation(); for (User.Education education : educations) { if (type.equals(education.getType())) { return true; } } return false; } protected boolean matchEducationLevel(User user, String educationLevel) { if (Validator.isNotNull(educationLevel)) { if (educationLevel.equals(_EDUCATION_TYPE_HIGH_SCHOOL) && !hasEducation(user, _EDUCATION_TYPE_HIGH_SCHOOL)) { return false; } if (educationLevel.equals(_EDUCATION_TYPE_COLLEGE) && !hasEducation(user, _EDUCATION_TYPE_COLLEGE)) { return false; } } return true; } protected boolean matchEducationName(User user, String schoolName) { if (Validator.isNull(schoolName)) { return true; } for (User.Education education : user.getEducation()) { String educationSchoolName = education.getSchool().getName(); if (StringUtil.toLowerCase(educationSchoolName).contains(StringUtil.toLowerCase(schoolName))) { return true; } } return false; } protected static final String _FORM_TEMPLATE_PATH_EDUCATION = "templates/ct_fields_education.ftl"; protected final static String _EDUCATION_TYPE_COLLEGE = "College"; protected final static String _EDUCATION_TYPE_HIGH_SCHOOL = "High School"; }