Java tutorial
/* * [y] hybris Platform * * Copyright (c) 2000-2013 hybris AG * All rights reserved. * * This software is the confidential and proprietary information of hybris * ("Confidential Information"). You shall not disclose such Confidential * Information and shall use it only in accordance with the terms of the * license agreement you entered into with hybris. * * */ package com.pedra.storefront.interceptors.beforeview; import de.hybris.platform.acceleratorfacades.device.DeviceDetectionFacade; import de.hybris.platform.acceleratorfacades.device.data.DeviceData; import de.hybris.platform.acceleratorservices.addonsupport.RequiredAddOnsNameProvider; import de.hybris.platform.acceleratorservices.config.SiteConfigService; import de.hybris.platform.acceleratorservices.enums.UiExperienceLevel; import de.hybris.platform.acceleratorservices.uiexperience.UiExperienceService; import de.hybris.platform.cms2.model.site.CMSSiteModel; import de.hybris.platform.cms2.servicelayer.services.CMSSiteService; import de.hybris.platform.commerceservices.enums.SiteTheme; import com.pedra.storefront.constants.WebConstants; import com.pedra.storefront.interceptors.BeforeViewHandler; import java.util.ArrayList; import java.util.List; import javax.annotation.Resource; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.StringUtils; import org.apache.log4j.Logger; import org.springframework.beans.factory.annotation.Required; import org.springframework.web.servlet.ModelAndView; /** * Interceptor to setup the paths to the UI resource paths in the model before passing it to the view. * * Sets up the path to the web accessible UI resources for the following: * The current site * The current theme * The * common resources * * All of these paths are qualified by the current UiExperienceLevel */ public class UiThemeResourceBeforeViewHandler implements BeforeViewHandler { @SuppressWarnings("unused") private static final Logger LOG = Logger.getLogger(UiThemeResourceBeforeViewHandler.class); protected static final String COMMON = "common"; protected static final String RESOURCE_TYPE_JAVASCRIPT = "javascript"; protected static final String RESOURCE_TYPE_CSS = "css"; @Resource(name = "cmsSiteService") private CMSSiteService cmsSiteService; @Resource(name = "uiExperienceService") private UiExperienceService uiExperienceService; @Resource(name = "deviceDetectionFacade") private DeviceDetectionFacade deviceDetectionFacade; @Resource(name = "siteConfigService") private SiteConfigService siteConfigService; @Resource(name = "requiredAddOnsNameProvider") private RequiredAddOnsNameProvider requiredAddOnsNameProvider; private String defaultThemeName; protected String getDefaultThemeName() { return defaultThemeName; } @Required public void setDefaultThemeName(final String defaultThemeName) { this.defaultThemeName = defaultThemeName; } @Override public void beforeView(final HttpServletRequest request, final HttpServletResponse response, final ModelAndView modelAndView) { final CMSSiteModel currentSite = cmsSiteService.getCurrentSite(); final String siteName = currentSite.getUid(); final String themeName = getThemeNameForSite(currentSite); final String uiExperienceCode = uiExperienceService.getUiExperienceLevel().getCode(); final String uiExperienceCodeLower = uiExperienceCode.toLowerCase(); final Object urlEncodingAttributes = request.getAttribute(WebConstants.URL_ENCODING_ATTRIBUTES); final String contextPath = StringUtils.remove(request.getContextPath(), (urlEncodingAttributes != null) ? urlEncodingAttributes.toString() : ""); final String siteRootUrl = contextPath + "/_ui/" + uiExperienceCodeLower; final String siteResourcePath = siteRootUrl + "/site-" + siteName; final String themeResourcePath = siteRootUrl + "/theme-" + themeName; final String commonResourcePath = siteRootUrl + "/" + COMMON; modelAndView.addObject("contextPath", contextPath); modelAndView.addObject("siteResourcePath", siteResourcePath); modelAndView.addObject("themeResourcePath", themeResourcePath); modelAndView.addObject("commonResourcePath", commonResourcePath); modelAndView.addObject("siteRootUrl", siteRootUrl); modelAndView.addObject("uiExperienceLevel", uiExperienceCode); final String detectedUiExperienceCode = uiExperienceService.getDetectedUiExperienceLevel().getCode(); modelAndView.addObject("detectedUiExperienceCode", detectedUiExperienceCode); final UiExperienceLevel overrideUiExperienceLevel = uiExperienceService.getOverrideUiExperienceLevel(); if (overrideUiExperienceLevel == null) { modelAndView.addObject("uiExperienceOverride", Boolean.FALSE); } else { modelAndView.addObject("uiExperienceOverride", Boolean.TRUE); modelAndView.addObject("overrideUiExperienceCode", overrideUiExperienceLevel.getCode()); } final DeviceData currentDetectedDevice = deviceDetectionFacade.getCurrentDetectedDevice(); modelAndView.addObject("detectedDevice", currentDetectedDevice); final List<String> dependantAddOns = requiredAddOnsNameProvider .getAddOns(request.getSession().getServletContext().getServletContextName()); modelAndView.addObject("addOnCommonCssPaths", getAddOnCommonCSSPaths(contextPath, uiExperienceCodeLower, dependantAddOns)); modelAndView.addObject("addOnThemeCssPaths", getAddOnThemeCSSPaths(contextPath, themeName, uiExperienceCodeLower, dependantAddOns)); modelAndView.addObject("addOnJavaScriptPaths", getAddOnJSPaths(contextPath, siteName, uiExperienceCodeLower, dependantAddOns)); } protected List getAddOnCommonCSSPaths(final String contextPath, final String uiExperience, final List<String> addOnNames) { final String[] propertyNames = new String[] { RESOURCE_TYPE_CSS + ".paths", // RESOURCE_TYPE_CSS + ".paths." + uiExperience // }; return getAddOnResourcePaths(contextPath, addOnNames, propertyNames); } protected List getAddOnThemeCSSPaths(final String contextPath, final String themeName, final String uiExperience, final List<String> addOnNames) { final String[] propertyNames = new String[] { RESOURCE_TYPE_CSS + ".paths." + uiExperience + "." + themeName }; return getAddOnResourcePaths(contextPath, addOnNames, propertyNames); } protected List getAddOnJSPaths(final String contextPath, final String siteName, final String uiExperience, final List<String> addOnNames) { final String[] propertyNames = new String[] { RESOURCE_TYPE_JAVASCRIPT + ".paths", // RESOURCE_TYPE_JAVASCRIPT + ".paths." + uiExperience // }; return getAddOnResourcePaths(contextPath, addOnNames, propertyNames); } protected List getAddOnResourcePaths(final String contextPath, final List<String> addOnNames, final String[] propertyNames) { final List<String> addOnResourcePaths = new ArrayList<String>(); for (final String addon : addOnNames) { for (final String propertyName : propertyNames) { final String addOnResourcePropertyValue = siteConfigService.getProperty(addon + "." + propertyName); if (addOnResourcePropertyValue != null) { final String[] propertyPaths = addOnResourcePropertyValue.split(";"); for (final String propertyPath : propertyPaths) { addOnResourcePaths.add(contextPath + "/_ui/addons/" + addon + propertyPath); } } } } return addOnResourcePaths; } protected String getThemeNameForSite(final CMSSiteModel site) { final SiteTheme theme = site.getTheme(); if (theme != null) { final String themeCode = theme.getCode(); if (themeCode != null && !themeCode.isEmpty()) { return themeCode; } } return getDefaultThemeName(); } }