juick-www: now on spring-webmvc

1 files changed, 74 insertions, 0 deletions

diff --git a/juick-www/src/main/java/com/juick/www/controllers/Help.java b/juick-www/src/main/java/com/juick/www/controllers/Help.java
new file mode 100644
index 00000000..58949827
--- /dev/null
+++ b/juick-www/src/main/java/com/juick/www/controllers/Help.java
@@ -0,0 +1,74 @@
+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<String> langParam,
+            @PathVariable("page") Optional<String> pageParam,
+            @PathVariable("langOrPage") Optional<String> 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";
+    }
+}