From 4db3d0d9c7625b6d1b521158e7b9e900c667f286 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 15 Sep 2016 00:13:35 +0300
Subject: rendering help using pebble

---
 juick-www/src/main/java/com/juick/www/Help.java | 49 +++++++++++--------------
 juick-www/src/main/java/com/juick/www/Main.java | 11 +++++-
 juick-www/src/main/resources/help               |  1 +
 juick-www/src/main/resources/views/help.html    | 10 +++++
 4 files changed, 43 insertions(+), 28 deletions(-)
 create mode 160000 juick-www/src/main/resources/help
 create mode 100644 juick-www/src/main/resources/views/help.html

(limited to 'juick-www')

diff --git a/juick-www/src/main/java/com/juick/www/Help.java b/juick-www/src/main/java/com/juick/www/Help.java
index a8bfaf3f..301d2edc 100644
--- a/juick-www/src/main/java/com/juick/www/Help.java
+++ b/juick-www/src/main/java/com/juick/www/Help.java
@@ -17,12 +17,22 @@
  */
 package com.juick.www;
 
+import com.mitchellbosecke.pebble.error.PebbleException;
+import com.mitchellbosecke.pebble.template.PebbleTemplate;
 import org.springframework.jdbc.core.JdbcTemplate;
 
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.*;
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  *
@@ -34,7 +44,7 @@ public class Help {
         Utils.sendTemporaryRedirect(response, "/help/ru/");
     }
 
-    protected void doGetHelp(JdbcTemplate sql, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+    protected void doGetHelp(JdbcTemplate sql, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException, PebbleException, URISyntaxException {
         com.juick.User visitor = Utils.getVisitorUser(sql, request, response);
 
         String path[] = request.getRequestURI().split("/");
@@ -54,37 +64,22 @@ public class Help {
             page = "index";
         }
 
-        File f = new File("/var/www/juick.com/help/" + path[2] + "/" + page);
-        if (!f.isFile()) {
+        URL f = getClass().getResource("/help/" + path[2] + "/" + page);
+        if (f == null) {
             Errors.doGet404(sql, request, response);
             return;
         }
 
         response.setContentType("text/html; charset=UTF-8");
         try (PrintWriter out = response.getWriter()) {
-            PageTemplates.pageHead(out, visitor, "Помощь", null);
-            PageTemplates.pageNavigation(out, visitor, null);
-
-            out.println("<aside id=\"column\">");
-            printFile(out, new File("/var/www/juick.com/help/" + path[2] + "/navigation"));
-            out.println("</aside>");
-
-            out.println("<section id=\"content\">");
-            out.println("<article>");
-            printFile(out, f);
-            out.println("</article>");
-            out.println("</section>");
-
-            PageTemplates.pageFooter(request, out, visitor, false);
-            PageTemplates.pageEnd(out);
-        }
-    }
-
-    private void printFile(PrintWriter out, File f) throws IOException {
-        BufferedReader br = new BufferedReader(new FileReader(f));
-        String str;
-        while ((str = br.readLine()) != null) {
-            out.println(str);
+            PebbleTemplate template = Utils.getEngine().getTemplate("views/help.html");
+            Map<String, Object> context = new HashMap<>();
+            context.put("title", "Помощь");
+            context.put("visitor", visitor);
+            context.put("content", new String(Files.readAllBytes(Paths.get(f.toURI()))));
+            context.put("navigation", new String(Files.readAllBytes(
+                    new File(getClass().getResource("/help/" + path[2] + "/navigation").toURI()).toPath())));
+            template.evaluate(out, context);
         }
     }
 }
diff --git a/juick-www/src/main/java/com/juick/www/Main.java b/juick-www/src/main/java/com/juick/www/Main.java
index fa016edd..57704f36 100644
--- a/juick-www/src/main/java/com/juick/www/Main.java
+++ b/juick-www/src/main/java/com/juick/www/Main.java
@@ -38,6 +38,7 @@ import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.net.Socket;
+import java.net.URISyntaxException;
 import java.net.URLEncoder;
 import java.util.Objects;
 import java.util.Properties;
@@ -233,7 +234,15 @@ public class Main extends HttpServlet implements Stream.StreamListener {
         } else if (uri.equals("/help") || uri.equals("/help/")) {
             help.doRedirectToHelpIndex(response);
         } else if (uri.startsWith("/help/")) {
-            help.doGetHelp(sql, request, response);
+            try {
+                help.doGetHelp(sql, request, response);
+            } catch (PebbleException e) {
+                log("pebble exception", e);
+                response.sendError(500);
+            } catch (URISyntaxException e) {
+                log("help exception", e);
+                response.sendError(500);
+            }
         } else if (uri.startsWith("/tag/")) {
             discover.doGet(sql, sqlSearch, request, response);
         } else if (uri.matches("^/\\d+$")) {
diff --git a/juick-www/src/main/resources/help b/juick-www/src/main/resources/help
new file mode 160000
index 00000000..491a2f16
--- /dev/null
+++ b/juick-www/src/main/resources/help
@@ -0,0 +1 @@
+Subproject commit 491a2f167939a81fc6da354c67a1efdb7d60845a
diff --git a/juick-www/src/main/resources/views/help.html b/juick-www/src/main/resources/views/help.html
new file mode 100644
index 00000000..3d9960d1
--- /dev/null
+++ b/juick-www/src/main/resources/views/help.html
@@ -0,0 +1,10 @@
+{% extends "layouts/content.html" %}
+{% block content %}
+<article>
+    {{ content | raw }}
+</article>
+{% endblock %}
+
+{% block "column" %}
+{{ navigation | raw }}
+{% endblock %}
\ No newline at end of file
-- 
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