From 670913698776e09b7ff44f44ccdcf56303d79be3 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 6 Sep 2018 13:58:40 +0300
Subject: merge legacy www

---
 .../server/www/controllers/AnythingFilter.java     | 64 ++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 juick-server/src/main/java/com/juick/server/www/controllers/AnythingFilter.java

(limited to 'juick-server/src/main/java/com/juick/server/www/controllers/AnythingFilter.java')

diff --git a/juick-server/src/main/java/com/juick/server/www/controllers/AnythingFilter.java b/juick-server/src/main/java/com/juick/server/www/controllers/AnythingFilter.java
new file mode 100644
index 00000000..9ab20003
--- /dev/null
+++ b/juick-server/src/main/java/com/juick/server/www/controllers/AnythingFilter.java
@@ -0,0 +1,64 @@
+package com.juick.server.www.controllers;
+
+import com.juick.server.util.WebUtils;
+import com.juick.service.MessagesService;
+import com.juick.service.UserService;
+import org.apache.commons.lang3.math.NumberUtils;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
+import org.springframework.web.util.UriComponents;
+
+import javax.annotation.Nonnull;
+import javax.inject.Inject;
+import javax.servlet.*;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@Component
+public class AnythingFilter extends OncePerRequestFilter {
+    @Inject
+    private MessagesService messagesService;
+    @Inject
+    private UserService userService;
+
+    @Override
+    public void doFilterInternal(@Nonnull HttpServletRequest servletRequest,
+                                 @Nonnull HttpServletResponse servletResponse,
+                                 @Nonnull FilterChain filterChain) throws IOException, ServletException {
+        UriComponents components = ServletUriComponentsBuilder.fromCurrentRequestUri().build();
+        String anything = components.getPath().substring(1);
+        int before = NumberUtils.toInt(components.getQueryParams().getFirst("before"), 0);
+        if (before == 0) {
+            boolean isPostNumber = WebUtils.isPostNumber(anything);
+            int messageId = isPostNumber ?
+                    NumberUtils.toInt(anything) : 0;
+
+            if (isPostNumber && anything.equals(Integer.toString(messageId))) {
+                if (messageId > 0) {
+                    com.juick.User author = messagesService.getMessageAuthor(messageId);
+
+                    if (author != null) {
+                        servletResponse.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);
+                        servletResponse.setHeader("Location", "/" + author.getName() + "/" + anything);
+                        return;
+                    }
+                }
+            }
+            com.juick.User user = userService.getUserByName(anything);
+            if (user.getUid() > 0) {
+                ((HttpServletResponse)servletResponse).sendRedirect("/" + user.getName() + "/");
+            } else {
+                filterChain.doFilter(servletRequest, servletResponse);
+            }
+        } else {
+            com.juick.User user = userService.getUserByName(anything);
+            if (!user.isAnonymous()) {
+                ((HttpServletResponse) servletResponse).sendRedirect("/" + user.getName() + "/?before=" + before);
+            } else {
+                filterChain.doFilter(servletRequest, servletResponse);
+            }
+        }
+    }
+}
-- 
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