1 files changed, 120 insertions, 0 deletions
diff --git a/src/main/java/com/juick/http/www/Discover.java b/src/main/java/com/juick/http/www/Discover.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/juick/http/www/Discover.java
@@ -0,0 +1,120 @@
+/*
+ * Juick
+ * Copyright (C) 2008-2011, Ugnich Anton
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.juick.http.www;
+
+import com.juick.server.AdsQueries;
+import com.juick.server.MessagesQueries;
+import com.juick.server.TagQueries;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
+import java.sql.Connection;
+import java.util.ArrayList;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ *
+ * @author Ugnich Anton
+ */
+public class Discover {
+
+    protected void doGet(Connection sql, Connection sqlSearch, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+        com.juick.User visitor = Utils.getVisitorUser(sql, request, response);
+
+        String paramTagStr = URLDecoder.decode(request.getRequestURI().substring(5), "UTF-8");
+        com.juick.Tag paramTag = TagQueries.getTag(sql, paramTagStr, false);
+        if (paramTag == null) {
+            Errors.doGet404(sql, request, response);
+            return;
+        } else if (paramTag.SynonymID > 0 && paramTag.TID != paramTag.SynonymID) {
+            com.juick.Tag synTag = TagQueries.getTag(sql, paramTag.SynonymID);
+            String url = "/tag/" + URLEncoder.encode(synTag.Name, "UTF-8");
+            if (request.getQueryString() != null) {
+                url += "?" + request.getQueryString();
+            }
+            Utils.sendPermanentRedirect(response, url);
+            return;
+        } else if (!paramTag.Name.equals(paramTagStr)) {
+            String url = "/tag/" + URLEncoder.encode(paramTag.Name, "UTF-8");
+            if (request.getQueryString() != null) {
+                url += "?" + request.getQueryString();
+            }
+            Utils.sendPermanentRedirect(response, url);
+            return;
+        }
+
+        int paramBefore = 0;
+        String paramBeforeStr = request.getParameter("before");
+        if (paramBeforeStr != null) {
+            try {
+                paramBefore = Integer.parseInt(paramBeforeStr);
+            } catch (NumberFormatException e) {
+            }
+        }
+
+        int visitor_uid = visitor != null ? visitor.UID : 0;
+
+        String title = "*" + Utils.encodeHTML(paramTag.Name);
+        ArrayList<Integer> mids = MessagesQueries.getTag(sql, paramTag.TID, visitor_uid, paramBefore, (visitor == null) ? 40 : 20);
+
+        response.setContentType("text/html; charset=UTF-8");
+        PrintWriter out = response.getWriter();
+        try {
+            String head = "";
+            if (TagQueries.getTagNoIndex(sql, paramTag.TID)) {
+                head = "<meta name=\"robots\" content=\"noindex,nofollow\"/>";
+            } else if (paramBefore > 0 || mids.size() < 5) {
+                head = "<meta name=\"robots\" content=\"noindex\"/>";
+            }
+            PageTemplates.pageHead(out, title, head);
+            PageTemplates.pageNavigation(out, visitor, null);
+            PageTemplates.pageHomeColumn(out, sql, visitor);
+
+            out.println("<section id=\"content\">");
+
+            if (mids.size() > 0) {
+                int vuid = visitor != null ? visitor.UID : 0;
+                int ad_mid = AdsQueries.getAdMID(sql, vuid);
+                if (ad_mid > 0 && mids.indexOf(ad_mid) == -1) {
+                    mids.add(0, ad_mid);
+                    AdsQueries.logAdMID(sql, vuid, ad_mid);
+                } else {
+                    ad_mid = 0;
+                }
+
+                PageTemplates.printMessages(out, sql, null, mids, visitor, visitor == null ? 2 : 3, ad_mid);
+            }
+
+            if (mids.size() >= 20) {
+                String nextpage = "/tag/" + URLEncoder.encode(paramTag.Name, "UTF-8") + "?before=" + mids.get(mids.size() - 1);
+                out.println("<p class=\"page\"><a href=\"" + nextpage + "\" rel=\"prev\">Читать дальше →</a></p>");
+            }
+
+            out.println("</section>");
+
+            PageTemplates.pageFooter(request, out, visitor, true);
+
+            PageTemplates.pageEnd(out);
+        } finally {
+            out.close();
+        }
+    }
+}