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author | 2013-10-24 01:24:19 +0700 | |
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committer | 2013-10-24 01:24:19 +0700 | |
commit | 19dbb5c44b3c32b894ed2c3c83d6c67aa69e7c17 (patch) | |
tree | 29bfc3ebc1f5d098143355eb2a17aff560378165 /src/java/com/juick/http/www/Discover.java | |
parent | 1ff9fecd9342970bdc4a835ee5a57a5f27cdd206 (diff) |
Home + Discover
Diffstat (limited to 'src/java/com/juick/http/www/Discover.java')
-rw-r--r-- | src/java/com/juick/http/www/Discover.java | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/src/java/com/juick/http/www/Discover.java b/src/java/com/juick/http/www/Discover.java new file mode 100644 index 00000000..b76a1d77 --- /dev/null +++ b/src/java/com/juick/http/www/Discover.java @@ -0,0 +1,199 @@ +/* + * 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.MessagesQueries; +import com.juick.server.TagQueries; +import java.io.IOException; +import java.io.PrintWriter; +import java.io.UnsupportedEncodingException; +import java.net.URLDecoder; +import java.net.URLEncoder; +import java.sql.Connection; +import java.sql.PreparedStatement; +import java.sql.ResultSet; +import java.sql.SQLException; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Locale; +import java.util.ResourceBundle; +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); + Locale locale = request.getLocale(); + ResourceBundle rb = ResourceBundle.getBundle("Blogs", locale); + + String requesturi = request.getRequestURI(); + + int paramTag = 0; + String paramTagStr = null; + if (requesturi.startsWith("/tag/")) { + paramTagStr = URLDecoder.decode(request.getRequestURI().substring(5), "UTF-8"); + paramTag = TagQueries.getTagID(sql, paramTagStr, false); + if (paramTag == 0) { + response.sendError(404); + return; + } + } + + int paramBefore = 0; + String paramBeforeStr = request.getParameter("before"); + if (paramBeforeStr != null) { + try { + paramBefore = Integer.parseInt(paramBeforeStr); + } catch (NumberFormatException e) { + } + } + + String paramSearch = request.getParameter("search"); + if (paramSearch != null && paramSearch.length() > 64) { + paramSearch = null; + } + + int visitor_uid = visitor != null ? visitor.UID : 0; + + String title; + ArrayList<Integer> mids; + + String paramShow = request.getParameter("show"); + if (paramShow == null) { + if (paramTag > 0) { + title = "*" + Utils.encodeHTML(paramTagStr); + mids = MessagesQueries.getTag(sql, paramTag, visitor_uid, paramBefore); + } else if (paramSearch != null) { + title = rb.getString("Search") + ": " + Utils.encodeHTML(paramSearch); + mids = MessagesQueries.getSearch(sql, sqlSearch, Utils.encodeSphinx(paramSearch), paramBefore); + } else { + title = rb.getString("Last messages"); + mids = MessagesQueries.getAll(sql, visitor_uid, paramBefore); + } + } else if (paramShow.equals("photos")) { + title = rb.getString("With photos"); + mids = MessagesQueries.getPhotos(sql, visitor_uid, paramBefore); + } else { + response.sendError(404); + return; + } + + response.setContentType("text/html; charset=UTF-8"); + PrintWriter out = response.getWriter(); + try { + PageTemplates.pageHead(out, title, null); + PageTemplates.pageNavigation(out, locale, visitor, paramSearch); + + out.println("<div id=\"topwrapper\">"); + out.println("<div id=\"wrapper\">"); + out.println("<div id=\"content\">"); + + if (mids.size() > 0) { + out.println("<ul>"); + PageTemplates.printMessages(out, sql, null, mids, visitor, locale, visitor == null ? 2 : 3); + out.println("</ul>"); + } + + if (mids.size() == 20) { + String nextpage = "?before=" + mids.get(mids.size() - 1); + if (paramShow != null) { + nextpage += "&show=" + paramShow; + } + if (paramSearch != null) { + nextpage += "&search=" + URLEncoder.encode(paramSearch, "UTF-8"); + } + out.println("<p class=\"page\"><a href=\"" + nextpage + "\">Older →</a></p>"); + } + PageTemplates.pageFooter(request, out, locale, visitor, true); + out.println("</div>"); + out.println("</div>"); // wrapper + + + out.println("<div id=\"column\" class=\"abs\">"); + out.println(" <ul>"); + out.println(" <li><a href=\"/discover\">" + rb.getString("All messages") + "</a></li>"); + out.println(" <li><a href=\"/discover?show=photos\">" + rb.getString("With photos") + "</a></li>"); + out.println(" </ul>"); + out.println(" <hr/>"); + out.println(" <p>" + getTags(sql, 45) + "</p>"); + out.println("</div>"); + + out.println("</div>"); // topwrapper + + PageTemplates.pageDialogTemplate(out, locale); + PageTemplates.pageEnd(out); + } finally { + out.close(); + } + } + + private String getTags(Connection sql, int cnt) { + String ret = ""; + com.juick.Tag tags[] = new com.juick.Tag[cnt]; + + int maxUsageCnt = 0; + PreparedStatement stmt = null; + ResultSet rs = null; + try { + stmt = sql.prepareStatement("SELECT tags.name AS name,COUNT(DISTINCT messages.user_id) AS cnt FROM (messages INNER JOIN messages_tags ON (messages.ts>TIMESTAMPADD(MONTH,-1,NOW()) AND messages.message_id=messages_tags.message_id)) INNER JOIN tags ON messages_tags.tag_id=tags.tag_id WHERE tags.tag_id NOT IN (SELECT tag_id FROM tags_ignore) GROUP BY tags.tag_id ORDER BY cnt DESC LIMIT ?"); + stmt.setInt(1, cnt); + rs = stmt.executeQuery(); + rs.beforeFirst(); + cnt = 0; + while (rs.next()) { + tags[cnt] = new com.juick.Tag(); + tags[cnt].Name = rs.getString(1); + tags[cnt].UsageCnt = rs.getInt(2); + if (tags[cnt].UsageCnt > maxUsageCnt) { + maxUsageCnt = tags[cnt].UsageCnt; + } + cnt++; + } + } catch (SQLException e) { + System.err.println(e); + } finally { + Utils.finishSQL(rs, stmt); + } + + Arrays.sort(tags, 0, cnt); + + for (int i = 0; i < cnt; i++) { + String tag = Utils.encodeHTML(tags[i].Name); + try { + tag = "<a href=\"/tag/" + URLEncoder.encode(tags[i].Name, "UTF-8") + "\">" + tag + "</a>"; + } catch (UnsupportedEncodingException e) { + } + + if (tags[i].UsageCnt > maxUsageCnt / 3 * 2) { + ret += "<big>" + tag + "</big> "; + } else if (tags[i].UsageCnt > maxUsageCnt / 3) { + ret += "<small>" + tag + "</small> "; + } else { + ret += tag + " "; + } + } + + return ret; + } +} |