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211 lines
10 KiB
211 lines
10 KiB
// News.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@yacy.net
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// last major change: 29.07.2005
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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// You must compile this file with
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// javac -classpath .:../classes Network.java
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// if the shell's current path is HTROOT
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package net.yacy.htroot;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.Set;
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import net.yacy.cora.date.GenericFormatter;
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import net.yacy.cora.protocol.HeaderFramework;
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import net.yacy.cora.protocol.RequestHeader;
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import net.yacy.cora.util.ConcurrentLog;
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import net.yacy.http.servlets.YaCyDefaultServlet;
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import net.yacy.peers.NewsDB;
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import net.yacy.peers.NewsPool;
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import net.yacy.peers.Seed;
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import net.yacy.search.Switchboard;
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import net.yacy.server.serverObjects;
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import net.yacy.server.serverSwitch;
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public class News {
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public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
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final Switchboard sb = (Switchboard) env;
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final serverObjects prop = new serverObjects();
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final boolean overview = (post == null) || "0".equals(post.get("page", "0"));
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final int tableID = (overview) ? -1 : (post == null ? 0 : post.getInt("page", 0)) - 1;
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// execute commands
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if (post != null) {
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if ((post.containsKey("deletespecific")) && (tableID >= 0)) {
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if (sb.adminAuthenticated(header) < 2) {
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prop.authenticationRequired();
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return prop; // this button needs authentication, force log-in
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}
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final Iterator<String> e = post.keySet().iterator();
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String check;
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String id;
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while (e.hasNext()) {
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check = e.next();
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if ((check.startsWith("del_")) && "on".equals(post.get(check, "off"))) {
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id = check.substring(4);
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try {
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sb.peers.newsPool.moveOff(tableID, id);
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} catch (final Exception ee) {ConcurrentLog.logException(ee);}
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}
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}
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}
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if ((post.containsKey("deleteall")) && (tableID >= 0)) {
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if (sb.adminAuthenticated(header) < 2) {
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prop.authenticationRequired();
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return prop; // this button needs authentication, force log-in
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}
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try {
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if ((tableID == NewsPool.PROCESSED_DB) || (tableID == NewsPool.PUBLISHED_DB)) {
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sb.peers.newsPool.clear(tableID);
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} else {
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sb.peers.newsPool.moveOffAll(tableID);
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}
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} catch (final Exception e) {
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ConcurrentLog.logException(e);
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}
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}
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}
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// generate properties for output
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if (overview) {
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// show overview
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prop.put("table", "0");
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prop.put("page", "0");
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prop.putNum("table_insize", sb.peers.newsPool.size(NewsPool.INCOMING_DB));
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prop.putNum("table_prsize", sb.peers.newsPool.size(NewsPool.PROCESSED_DB));
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prop.putNum("table_ousize", sb.peers.newsPool.size(NewsPool.OUTGOING_DB));
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prop.putNum("table_pusize", sb.peers.newsPool.size(NewsPool.PUBLISHED_DB));
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} else {
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// generate table
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prop.put("table", "1");
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prop.put("page", tableID + 1);
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prop.put("table_page", tableID + 1);
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if (sb.peers != null) {
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final int maxCount = Math.min(1000, sb.peers.newsPool.size(tableID));
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final Iterator<NewsDB.Record> recordIterator = sb.peers.newsPool.recordIterator(tableID);
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NewsDB.Record record;
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Seed seed;
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int i = 0;
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while ((recordIterator.hasNext()) && (i < maxCount)) {
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record = recordIterator.next();
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if (record == null) continue;
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seed = sb.peers.getConnected(record.originator());
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if (seed == null) seed = sb.peers.getDisconnected(record.originator());
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final String category = record.category();
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prop.put("table_list_" + i + "_id", record.id());
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prop.putHTML("table_list_" + i + "_ori", (seed == null) ? record.originator() : seed.getName());
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prop.put("table_list_" + i + "_cre", GenericFormatter.SHORT_SECOND_FORMATTER.format(record.created()));
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prop.put("table_list_" + i + "_crerfcdate", HeaderFramework.formatRFC1123(record.created()));
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prop.putHTML("table_list_" + i + "_cat", category);
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prop.put("table_list_" + i + "_rec", (record.received() == null) ? "-" : GenericFormatter.SHORT_SECOND_FORMATTER.format(record.received()));
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prop.put("table_list_" + i + "_dis", record.distributed());
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final Map<String, String> attributeMap = record.attributes();
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prop.putHTML("table_list_" + i + "_att", attributeMap.toString());
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int j = 0;
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if (!attributeMap.isEmpty()) {
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for (final Entry<String, String> attribute: attributeMap.entrySet()) {
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prop.put("table_list_" + i + "_attributes_" + j + "_name", attribute.getKey());
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prop.putHTML("table_list_" + i + "_attributes_" + j + "_value", attribute.getValue());
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j++;
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}
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}
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prop.put("table_list_" + i + "_attributes", j);
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// generating link / title / description (taken over from Surftips.java)
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String link, title, description;
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if (category.equals(NewsPool.CATEGORY_CRAWL_START)) {
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link = record.attribute("startURL", "");
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title = (record.attribute("intention", "").isEmpty()) ? link : record.attribute("intention", "");
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description = "Crawl Start Point";
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} else if (category.equals(NewsPool.CATEGORY_PROFILE_UPDATE)) {
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link = record.attribute("homepage", "");
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title = "Home Page of " + record.attribute("nickname", "");
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description = "Profile Update";
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} else if (category.equals(NewsPool.CATEGORY_BOOKMARK_ADD)) {
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link = record.attribute("url", "");
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title = record.attribute("title", "");
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description = "Bookmark: " + record.attribute("description", "");
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} else if (category.equals(NewsPool.CATEGORY_SURFTIPP_ADD)) {
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link = record.attribute("url", "");
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title = record.attribute("title", "");
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description = "Surf Tipp: " + record.attribute("description", "");
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} else if (category.equals(NewsPool.CATEGORY_SURFTIPP_VOTE_ADD)) {
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link = record.attribute("url", "");
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title = record.attribute("title", "");
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description = record.attribute("url", "");
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} else if (category.equals(NewsPool.CATEGORY_WIKI_UPDATE)) {
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if(seed == null) {
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link = "";
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} else {
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final Set<String> ips = seed.getIPs();
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if(!ips.isEmpty()) {
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link = "http://" + seed.getPublicAddress(ips.iterator().next()) + "/Wiki.html?page=" + record.attribute("page", "");
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} else {
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link = "";
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}
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}
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title = record.attribute("author", "Anonymous") + ": " + record.attribute("page", "");
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description = "Wiki Update: " + record.attribute("description", "");
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} else if (category.equals(NewsPool.CATEGORY_BLOG_ADD)) {
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if(seed == null) {
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link = "";
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} else {
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final Set<String> ips = seed.getIPs();
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if(!ips.isEmpty()) {
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link = "http://" + seed.getPublicAddress(ips.iterator().next()) + "/Blog.html?page=" + record.attribute("page", "");
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} else {
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link = "";
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}
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}
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title = record.attribute("author", "Anonymous") + ": " + record.attribute("page", "");
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description = "Blog Entry: " + record.attribute("subject", "");
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} else {
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link = "";
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title = "";
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description = "";
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}
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prop.putHTML("table_list_" + i + "_link", link);
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prop.putHTML("table_list_" + i + "_title", title);
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prop.putHTML("table_list_" + i + "_description", description);
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i++;
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}
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prop.put("table_list", i);
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}
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}
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// add the peer web context (used by News.rss)
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prop.put("context", YaCyDefaultServlet.getContext(header, sb));
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// return rewrite properties
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return prop;
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}
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}
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