package com.juick.www.controllers; import com.juick.server.util.HttpNotFoundException; import com.juick.www.HelpService; import com.juick.www.WebApp; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import javax.inject.Inject; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.net.URISyntaxException; import java.util.Locale; import java.util.Objects; import java.util.Optional; /** * Created by aalexeev on 11/21/16. */ @Controller public class Help { @Inject private HelpService helpService; @Inject private WebApp webApp; @RequestMapping({"/help/", "/help", "/help/{langOrPage}", "/help/{lang}/{page}"}) public String showHelp( HttpServletRequest request, HttpServletResponse response, Locale locale, @PathVariable("lang") Optional langParam, @PathVariable("page") Optional pageParam, @PathVariable("langOrPage") Optional langOrPageParam, Model model) throws IOException, URISyntaxException { com.juick.User visitor = webApp.getVisitorUser(request, response); String page = pageParam.orElse("index"); String lang = langParam.orElse(locale.getLanguage()); String navigation = null; if (langOrPageParam.isPresent()) { String langOrPage = langOrPageParam.get(); if (helpService.canBeLang(langOrPage)) { navigation = helpService.getHelp("navigation", langOrPage); if (navigation != null) lang = langOrPage; } if (navigation == null && helpService.canBePage(langOrPage)) page = langOrPage; } String content = helpService.getHelp(page, lang); if (content == null && !Objects.equals("index", page)) content = helpService.getHelp("index", lang); if (navigation == null) navigation = helpService.getHelp("navigation", lang); if (content == null || navigation == null) throw new HttpNotFoundException(); model.addAttribute("navigation", navigation); model.addAttribute("content", content); model.addAttribute("visitor", visitor); return "views/help"; } }