From d39d1bf69b4de2d8f12d4a7547cd9f7938dc1a52 Mon Sep 17 00:00:00 2001
From: Ugnich Anton
Date: Sat, 8 Mar 2014 17:34:53 +0700
Subject: Errors.doGet404

---
 src/java/com/juick/http/www/Discover.java |  4 +--
 src/java/com/juick/http/www/Errors.java   | 47 +++++++++++++++++++++++++++++++
 src/java/com/juick/http/www/Help.java     |  8 +++---
 src/java/com/juick/http/www/Home.java     |  2 +-
 src/java/com/juick/http/www/Main.java     | 14 ++++-----
 src/java/com/juick/http/www/SignUp.java   |  2 +-
 src/java/com/juick/http/www/User.java     |  4 +--
 7 files changed, 64 insertions(+), 17 deletions(-)
 create mode 100644 src/java/com/juick/http/www/Errors.java

(limited to 'src/java')

diff --git a/src/java/com/juick/http/www/Discover.java b/src/java/com/juick/http/www/Discover.java
index 7fd232a2..d80bffdc 100644
--- a/src/java/com/juick/http/www/Discover.java
+++ b/src/java/com/juick/http/www/Discover.java
@@ -47,7 +47,7 @@ public class Discover {
             paramTag = TagQueries.getTag(sql, paramTagStr, false);
         }
         if (paramTag == null) {
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
             return;
         }
 
@@ -68,7 +68,7 @@ public class Discover {
         response.setContentType("text/html; charset=UTF-8");
         PrintWriter out = response.getWriter();
         try {
-            String canonical = "";
+            String canonical = null;
             if (!paramTag.Name.equals(paramTagStr) && paramBefore == 0) {
                 canonical = "<link rel=\"canonical\" href=\"http://juick.com/tag/" + URLEncoder.encode(paramTag.Name, "UTF-8") + "\"/>";
             }
diff --git a/src/java/com/juick/http/www/Errors.java b/src/java/com/juick/http/www/Errors.java
new file mode 100644
index 00000000..c1ffc2e8
--- /dev/null
+++ b/src/java/com/juick/http/www/Errors.java
@@ -0,0 +1,47 @@
+package com.juick.http.www;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.sql.Connection;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ *
+ * @author ugnich
+ */
+public class Errors {
+
+    public static String tagsHTML = null;
+
+    public static void doGet404(Connection sql, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        com.juick.User visitor = Utils.getVisitorUser(sql, request, response);
+
+        if (tagsHTML == null) {
+            tagsHTML = PageTemplates.getPopularTags(sql, 80);
+        }
+
+        response.setStatus(404);
+        response.setContentType("text/html; charset=UTF-8");
+        PrintWriter out = response.getWriter();
+        try {
+            PageTemplates.pageHead(out, "404 Страница не найдена", null);
+            PageTemplates.pageNavigation(out, visitor, null);
+
+            out.println("<aside id=\"column\">");
+            out.println("  <p class=\"tags\">" + tagsHTML + "</p>");
+            out.println("</aside>");
+
+            out.println("<section id=\"content\">");
+            out.println("<h1>Страница не найдена</h1>");
+            out.println("<p>Сожалеем, но страницу с этим адресом удалил её автор, либо её никогда не существовало.</p>");
+            out.println("</section>");
+
+            PageTemplates.pageFooter(request, out, visitor, false);
+            PageTemplates.pageEnd(out);
+        } finally {
+            out.close();
+        }
+    }
+}
diff --git a/src/java/com/juick/http/www/Help.java b/src/java/com/juick/http/www/Help.java
index e69b93a7..eed62efa 100644
--- a/src/java/com/juick/http/www/Help.java
+++ b/src/java/com/juick/http/www/Help.java
@@ -43,14 +43,14 @@ public class Help {
         String path[] = request.getRequestURI().split("/");
         String page;
         if (path.length < 3 || path.length > 4 || path[2].length() != 2 || !path[2].matches("^[a-z]+$")) {
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
             return;
         }
 
         if (path.length == 4) {
             page = path[3];
             if (!page.matches("^[a-zA-Z0-9\\-]*$") || page.equals("navigation") || page.equals("index")) {
-                response.sendError(404);
+                Errors.doGet404(sql, request, response);
                 return;
             }
         } else {
@@ -59,14 +59,14 @@ public class Help {
 
         File f = new File("/var/www/juick.com/help/" + path[2] + "/" + page);
         if (!f.isFile()) {
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
             return;
         }
 
         response.setContentType("text/html; charset=UTF-8");
         PrintWriter out = response.getWriter();
         try {
-            PageTemplates.pageHead(out, "Помощь", "");
+            PageTemplates.pageHead(out, "Помощь", null);
             PageTemplates.pageNavigation(out, visitor, null);
 
             out.println("<aside id=\"column\">");
diff --git a/src/java/com/juick/http/www/Home.java b/src/java/com/juick/http/www/Home.java
index a49c2a53..f7b4ca2a 100644
--- a/src/java/com/juick/http/www/Home.java
+++ b/src/java/com/juick/http/www/Home.java
@@ -86,7 +86,7 @@ public class Home {
                 mids = MessagesQueries.getAll(sql, 0, paramBefore);
             }
         } else {
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
             return;
         }
 
diff --git a/src/java/com/juick/http/www/Main.java b/src/java/com/juick/http/www/Main.java
index 98034359..2c51456e 100644
--- a/src/java/com/juick/http/www/Main.java
+++ b/src/java/com/juick/http/www/Main.java
@@ -173,7 +173,7 @@ public class Main extends HttpServlet implements Stream.StreamListener {
                 } else if (uri.equals("/pm/sent")) {
                     pm.doGetSent(sql, request, response, visitor);
                 } else {
-                    response.sendError(404);
+                    Errors.doGet404(sql, request, response);
                 }
             }
         } else if (uri.equals("/logout")) {
@@ -206,13 +206,13 @@ public class Main extends HttpServlet implements Stream.StreamListener {
                     return;
                 }
             }
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
         } else if (uri.matches("^/[^/]+$")) {
             com.juick.User user = com.juick.server.UserQueries.getUserByName(sql, request.getRequestURI().substring(1));
             if (user != null) {
                 Utils.sendPermanentRedirect(response, "/" + user.UName + "/");
             } else {
-                response.sendError(404);
+                Errors.doGet404(sql, request, response);
             }
         } else if (uri.matches("^/.+/.*")) {
             String uriparts[] = uri.split("/");
@@ -241,19 +241,19 @@ public class Main extends HttpServlet implements Stream.StreamListener {
                                 pagesUserThread.doGetThread(sql, request, response, mid);
                             }
                         } else {
-                            response.sendError(404);
+                            Errors.doGet404(sql, request, response);
                         }
                     } else {
-                        response.sendError(404);
+                        Errors.doGet404(sql, request, response);
                     }
                 }
             } else if (user != null) {
                 Utils.sendPermanentRedirect(response, "/" + user.UName + "/" + (uriparts.length > 2 ? uriparts[2] : ""));
             } else {
-                response.sendError(404);
+                Errors.doGet404(sql, request, response);
             }
         } else {
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
         }
     }
 
diff --git a/src/java/com/juick/http/www/SignUp.java b/src/java/com/juick/http/www/SignUp.java
index cf6679ce..395232a6 100644
--- a/src/java/com/juick/http/www/SignUp.java
+++ b/src/java/com/juick/http/www/SignUp.java
@@ -61,7 +61,7 @@ public class SignUp {
         response.setContentType("text/html; charset=UTF-8");
         PrintWriter out = response.getWriter();
         try {
-            PageTemplates.pageHead(out, "Новый пользователь", "");
+            PageTemplates.pageHead(out, "Новый пользователь", null);
             PageTemplates.pageNavigation(out, visitor, null);
 
             out.println("<section id=\"content\">");
diff --git a/src/java/com/juick/http/www/User.java b/src/java/com/juick/http/www/User.java
index b517af8e..e969f856 100644
--- a/src/java/com/juick/http/www/User.java
+++ b/src/java/com/juick/http/www/User.java
@@ -55,7 +55,7 @@ public class User {
                 paramTag = TagQueries.getTag(sql, paramTagStr, false);
             }
             if (paramTag == null) {
-                response.sendError(404);
+                Errors.doGet404(sql, request, response);
                 return;
             }
         }
@@ -102,7 +102,7 @@ public class User {
             title = "Фотографии " + user.UName;
             mids = MessagesQueries.getUserPhotos(sql, user.UID, privacy, paramBefore);
         } else {
-            response.sendError(404);
+            Errors.doGet404(sql, request, response);
             return;
         }
 
-- 
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