mirror of
https://github.com/yacy/yacy_search_server.git
synced 2024-09-19 00:01:41 +02:00
826967513b
individually. The settings are experimental and the values of the settings will be overwritten when an index migration from urldb to solr starts.
375 lines
20 KiB
Java
375 lines
20 KiB
Java
// yacysearchitem.java
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// (C) 2007 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
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// first published 28.08.2007 on http://yacy.net
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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//
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// LICENSE
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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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import java.util.Iterator;
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import java.util.Map;
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import net.yacy.cora.document.MultiProtocolURI;
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import net.yacy.cora.lod.vocabulary.Tagging;
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import net.yacy.cora.protocol.RequestHeader;
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import net.yacy.cora.sorting.ScoreMap;
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import net.yacy.document.LibraryProvider;
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import net.yacy.peers.graphics.ProfilingGraph;
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import net.yacy.search.EventTracker;
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import net.yacy.search.query.QueryParams;
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import net.yacy.search.query.SearchEvent;
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import net.yacy.search.query.SearchEventCache;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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public class yacysearchtrailer {
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private static final int MAX_TOPWORDS = 12;
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private static final int MAXLIMIT_NAV_LOW = 5;
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private static final int MAXLIMIT_NAV_HIGH = 20;
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public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
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final serverObjects prop = new serverObjects();
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final String eventID = post.get("eventID", "");
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// find search event
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final SearchEvent theSearch = SearchEventCache.getEvent(eventID);
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if (theSearch == null) {
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// the event does not exist, show empty page
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return prop;
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}
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final QueryParams theQuery = theSearch.getQuery();
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final RequestHeader.FileType fileType = header.fileType();
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// compose search navigation
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// namespace navigators
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final ScoreMap<String> namespaceNavigator = theSearch.getNamespaceNavigator();
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String name;
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int count;
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Iterator<String> navigatorIterator;
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if (namespaceNavigator == null || namespaceNavigator.isEmpty()) {
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prop.put("nav-namespace", 0);
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} else {
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prop.put("nav-namespace", 1);
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navigatorIterator = namespaceNavigator.keys(false);
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int i = 0, p, pos = 0, neg = 0;
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String nav, queryStringForUrl;
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while (i < 10 && navigatorIterator.hasNext()) {
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name = navigatorIterator.next();
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count = namespaceNavigator.get(name);
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nav = "inurl%3A" + name;
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queryStringForUrl = theQuery.queryStringForUrl();
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p = queryStringForUrl.indexOf(nav);
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if (p < 0) {
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pos++;
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queryStringForUrl += "+" + nav;
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prop.put("nav-namespace_element_" + i + "_on", 1);
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prop.put(fileType, "nav-namespace_element_" + i + "_modifier", nav);
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} else {
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neg++;
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prop.put("nav-namespace_element_" + i + "_on", 0);
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prop.put(fileType, "nav-namespace_element_" + i + "_modifier", "-" + nav);
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queryStringForUrl = (queryStringForUrl.substring(0, p) + queryStringForUrl.substring(p + nav.length())).trim();
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}
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prop.put(fileType, "nav-namespace_element_" + i + "_name", name);
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prop.put(fileType, "nav-namespace_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl, theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-namespace_element_" + i + "_count", count);
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prop.put("nav-namespace_element_" + i + "_nl", 1);
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i++;
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}
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prop.put("nav-namespace_element", i);
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prop.put("nav-namespace_activate", on(pos, neg, MAXLIMIT_NAV_LOW) ? 1 : 0);
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i--;
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prop.put("nav-namespace_element_" + i + "_nl", 0);
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if (pos == 1 && neg == 0) prop.put("nav-namespace", 0); // this navigation is not useful
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}
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// host navigators
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final ScoreMap<String> hostNavigator = theSearch.getHostNavigator();
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if (hostNavigator == null || hostNavigator.isEmpty()) {
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prop.put("nav-domains", 0);
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} else {
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prop.put("nav-domains", 1);
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navigatorIterator = hostNavigator.keys(false);
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int i = 0, p, pos = 0, neg = 0;
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String nav, queryStringForUrl;
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while (i < 20 && navigatorIterator.hasNext()) {
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name = navigatorIterator.next();
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count = hostNavigator.get(name);
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nav = "site%3A" + name;
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queryStringForUrl = theQuery.queryStringForUrl();
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p = queryStringForUrl.indexOf(nav);
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if (p < 0) {
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pos++;
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queryStringForUrl += "+" + nav;
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prop.put("nav-domains_element_" + i + "_on", 1);
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prop.put(fileType, "nav-domains_element_" + i + "_modifier", nav);
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} else {
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neg++;
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queryStringForUrl = (queryStringForUrl.substring(0, p) + queryStringForUrl.substring(p + nav.length())).trim();
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prop.put("nav-authors_element_" + i + "_on", 0);
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prop.put(fileType, "nav-authors_element_" + i + "_modifier", "-" + nav);
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}
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prop.put(fileType, "nav-domains_element_" + i + "_name", name);
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prop.put(fileType, "nav-domains_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl, theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-domains_element_" + i + "_count", count);
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prop.put("nav-domains_element_" + i + "_nl", 1);
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i++;
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}
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prop.put("nav-domains_element", i);
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prop.put("nav-domains_activate", on(pos, neg, MAXLIMIT_NAV_HIGH) ? 1 : 0);
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i--;
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prop.put("nav-domains_element_" + i + "_nl", 0);
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if (pos == 1 && neg == 0) prop.put("nav-domains", 0); // this navigation is not useful
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}
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// author navigators
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final ScoreMap<String> authorNavigator = theSearch.getAuthorNavigator();
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if (authorNavigator == null || authorNavigator.isEmpty()) {
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prop.put("nav-authors", 0);
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} else {
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prop.put("nav-authors", 1);
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navigatorIterator = authorNavigator.keys(false);
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int i = 0, p, pos = 0, neg = 0;
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String nav, queryStringForUrl;
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while (i < 20 && navigatorIterator.hasNext()) {
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name = navigatorIterator.next().trim();
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count = authorNavigator.get(name);
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nav = (name.indexOf(' ', 0) < 0) ? "author%3A" + name : "author%3A%28" + name.replace(" ", "+") + "%29";
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queryStringForUrl = theQuery.queryStringForUrl();
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p = queryStringForUrl.indexOf(nav);
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if (p < 0) {
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pos++;
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queryStringForUrl += "+" + nav;
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prop.put("nav-authors_element_" + i + "_on", 1);
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prop.put(fileType, "nav-authors_element_" + i + "_modifier", nav);
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} else {
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neg++;
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queryStringForUrl = (queryStringForUrl.substring(0, p) + queryStringForUrl.substring(p + nav.length())).trim();
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prop.put("nav-authors_element_" + i + "_on", 0);
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prop.put(fileType, "nav-authors_element_" + i + "_modifier", "-" + nav);
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}
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prop.put(fileType, "nav-authors_element_" + i + "_name", name);
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prop.put(fileType, "nav-authors_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl, theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-authors_element_" + i + "_count", count);
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prop.put("nav-authors_element_" + i + "_nl", 1);
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i++;
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}
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prop.put("nav-authors_element", i);
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prop.put("nav-authors_activate", neg > 0 ? 1 : 0); // by default off
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i--;
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prop.put("nav-authors_element_" + i + "_nl", 0);
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if (pos == 1 && neg == 0) prop.put("nav-authors", 0); // this navigation is not useful
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}
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// topics navigator
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final ScoreMap<String> topicNavigator = theSearch.getTopicNavigator(MAX_TOPWORDS);
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if (topicNavigator == null || topicNavigator.isEmpty()) {
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prop.put("nav-topics", "0");
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} else {
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prop.put("nav-topics", "1");
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navigatorIterator = topicNavigator.keys(false);
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int i = 0;
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String queryStringForUrl;
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while (i < MAX_TOPWORDS && navigatorIterator.hasNext()) {
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name = navigatorIterator.next();
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count = topicNavigator.get(name);
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if (theQuery.queryString == null) break;
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if (name != null) {
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queryStringForUrl = theQuery.queryStringForUrl();
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prop.put("nav-topics_element_" + i + "_on", 1);
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prop.put(fileType, "nav-topics_element_" + i + "_modifier", name);
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prop.put(fileType, "nav-topics_element_" + i + "_name", name);
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prop.put(fileType, "nav-topics_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl + "+" + name, theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-topics_element_" + i + "_count", count);
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prop.put("nav-topics_element_" + i + "_nl", 1);
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i++;
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}
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}
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prop.put("nav-topics_element", i);
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i--;
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prop.put("nav-topics_element_" + i + "_nl", 0);
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}
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// protocol navigators
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final ScoreMap<String> protocolNavigator = theSearch.getProtocolNavigator();
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if (protocolNavigator == null || protocolNavigator.isEmpty()) {
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prop.put("nav-protocols", 0);
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} else {
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prop.put("nav-protocols", 1);
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navigatorIterator = protocolNavigator.keys(false);
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int i = 0, p, pos = 0, neg = 0;
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String nav, queryStringForUrl;
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while (i < 20 && navigatorIterator.hasNext()) {
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name = navigatorIterator.next().trim();
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count = protocolNavigator.get(name);
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nav = "%2F" + name;
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queryStringForUrl = theQuery.queryStringForUrl();
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p = queryStringForUrl.indexOf(nav);
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if (p < 0) {
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pos++;
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queryStringForUrl += "+" + nav;
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prop.put("nav-protocols_element_" + i + "_on", 1);
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prop.put(fileType, "nav-protocols_element_" + i + "_modifier", nav);
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} else {
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neg++;
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queryStringForUrl = (queryStringForUrl.substring(0, p) + queryStringForUrl.substring(p + nav.length())).trim();
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prop.put("nav-protocols_element_" + i + "_on", 0);
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prop.put(fileType, "nav-protocols_element_" + i + "_modifier", "-" + nav);
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}
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prop.put(fileType, "nav-protocols_element_" + i + "_name", name);
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prop.put(fileType, "nav-protocols_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl, (p >= 0 && theQuery.urlMask.toString().startsWith(name)) ? ".*" : theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-protocols_element_" + i + "_count", count);
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prop.put("nav-protocols_element_" + i + "_nl", 1);
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i++;
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}
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prop.put("nav-protocols_element", i);
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prop.put("nav-protocols_activate", neg > 0 ? 1 : 0); // by default off
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i--;
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prop.put("nav-protocols_element_" + i + "_nl", 0);
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if (pos == 1 && neg == 0) prop.put("nav-protocols", 0); // this navigation is not useful
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}
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// filetype navigators
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final ScoreMap<String> filetypeNavigator = theSearch.getFiletypeNavigator();
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if (filetypeNavigator == null || filetypeNavigator.isEmpty()) {
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prop.put("nav-filetypes", 0);
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} else {
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prop.put("nav-filetypes", 1);
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navigatorIterator = filetypeNavigator.keys(false);
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int i = 0, p, pos = 0, neg = 0;
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String nav, queryStringForUrl;
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while (i < 20 && navigatorIterator.hasNext()) {
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name = navigatorIterator.next().trim();
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count = filetypeNavigator.get(name);
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nav = "filetype%3A" + name;
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queryStringForUrl = theQuery.queryStringForUrl();
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p = queryStringForUrl.indexOf(nav);
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if (p < 0) {
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pos++;
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queryStringForUrl += "+" + nav;
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prop.put("nav-filetypes_element_" + i + "_on", 1);
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prop.put(fileType, "nav-filetypes_element_" + i + "_modifier", nav);
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} else {
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neg++;
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queryStringForUrl = (queryStringForUrl.substring(0, p) + queryStringForUrl.substring(p + nav.length())).trim();
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prop.put("nav-filetypes_element_" + i + "_on", 0);
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prop.put(fileType, "nav-filetypes_element_" + i + "_modifier", "-" + nav);
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}
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prop.put(fileType, "nav-filetypes_element_" + i + "_name", name);
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prop.put(fileType, "nav-filetypes_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl, (p >= 0 && theQuery.urlMask.toString().endsWith(name)) ? ".*" : theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-filetypes_element_" + i + "_count", count);
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prop.put("nav-filetypes_element_" + i + "_nl", 1);
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i++;
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}
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prop.put("nav-filetypes_element", i);
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prop.put("nav-filetypes_activate", neg > 0 ? 1 : 0); // by default off
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i--;
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prop.put("nav-filetypes_element_" + i + "_nl", 0);
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if (pos == 1 && neg == 0) prop.put("nav-filetypes", 0); // this navigation is not useful
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}
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// vocabulary navigators
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final Map<String, ScoreMap<String>> vocabularyNavigators = theSearch.getVocabularyNavigators();
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if (vocabularyNavigators != null && !vocabularyNavigators.isEmpty()) {
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int navvoccount = 0;
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vocnav: for (Map.Entry<String, ScoreMap<String>> ve: vocabularyNavigators.entrySet()) {
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String navname = ve.getKey();
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if (ve.getValue() == null || ve.getValue().isEmpty()) {
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continue vocnav;
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}
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prop.put(fileType, "nav-vocabulary_" + navvoccount + "_navname", navname);
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navigatorIterator = ve.getValue().keys(false);
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int i = 0, p;
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String nav, queryStringForUrl;
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while (i < 20 && navigatorIterator.hasNext()) {
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name = navigatorIterator.next();
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count = ve.getValue().get(name);
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nav = "%2Fvocabulary%2F" + navname + "%2F" + MultiProtocolURI.escape(Tagging.encodePrintname(name)).toString();
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queryStringForUrl = theQuery.queryStringForUrl();
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p = queryStringForUrl.indexOf(nav);
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if (p < 0) {
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queryStringForUrl += "+" + nav;
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prop.put("nav-vocabulary_" + navvoccount + "_element_" + i + "_on", 1);
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prop.put(fileType, "nav-vocabulary_" + navvoccount + "_element_" + i + "_modifier", nav);
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} else {
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queryStringForUrl = (queryStringForUrl.substring(0, p) + queryStringForUrl.substring(p + nav.length())).trim();
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prop.put("nav-vocabulary_" + navvoccount + "_element_" + i + "_on", 0);
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prop.put(fileType, "nav-vocabulary_" + navvoccount + "_element_" + i + "_modifier", "-" + nav);
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}
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prop.put(fileType, "nav-vocabulary_" + navvoccount + "_element_" + i + "_name", name);
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prop.put(fileType, "nav-vocabulary_" + navvoccount + "_element_" + i + "_url", QueryParams.navurl(fileType.name().toLowerCase(), 0, theQuery, queryStringForUrl, theQuery.urlMask.toString(), theQuery.navigators).toString());
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prop.put("nav-vocabulary_" + navvoccount + "_element_" + i + "_count", count);
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prop.put("nav-vocabulary_" + navvoccount + "_element_" + i + "_nl", 1);
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i++;
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}
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prop.put("nav-vocabulary_" + navvoccount + "_element", i);
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i--;
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prop.put("nav-vocabulary_" + navvoccount + "_element_" + i + "_nl", 0);
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navvoccount++;
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}
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prop.put("nav-vocabulary", navvoccount);
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} else {
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prop.put("nav-vocabulary", 0);
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}
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// about box
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final String aboutBody = env.getConfig("about.body", "");
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final String aboutHeadline = env.getConfig("about.headline", "");
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if ((aboutBody.isEmpty() && aboutHeadline.isEmpty()) ||
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theSearch.getRankingResult().getLocalIndexCount() - theSearch.getRankingResult().getMissCount() - theSearch.getRankingResult().getSortOutCount() + theSearch.getRankingResult().getRemoteIndexCount() == 0) {
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prop.put("nav-about", 0);
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} else {
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prop.put("nav-about", 1);
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prop.put("nav-about_headline", aboutHeadline);
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prop.put("nav-about_body", aboutBody);
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}
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// category: location search
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// show only if there is a location database present and if there had been any search results
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if (LibraryProvider.geoLoc.isEmpty() ||
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theSearch.getRankingResult().getLocalIndexCount() == 0) {
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prop.put("cat-location", 0);
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} else {
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prop.put("cat-location", 1);
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prop.put(fileType, "cat-location_query", theQuery.queryString(true));
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prop.put(fileType, "cat-location_queryenc", theQuery.queryString(true).replace(' ', '+'));
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}
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final int indexcount = theSearch.getRankingResult().getLocalIndexCount() - theSearch.getRankingResult().getMissCount() - theSearch.getRankingResult().getSortOutCount() + theSearch.getRankingResult().getRemoteIndexCount();
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prop.put("num-results_totalcount", indexcount);
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EventTracker.update(EventTracker.EClass.SEARCH, new ProfilingGraph.EventSearch(theQuery.id(true), SearchEvent.Type.FINALIZATION, "bottomline", 0, 0), false);
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return prop;
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}
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private final static boolean on(int pos, int neg, int maxlimit) {
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return neg > 0 || (pos > 1 && pos <= maxlimit);
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}
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}
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//http://localhost:8090/yacysearch.html?query=java+&maximumRecords=10&resource=local&verify=cacheonly&nav=hosts,authors,namespace,topics,filetype,protocol&urlmaskfilter=ftp://.*&prefermaskfilter=&cat=href&constraint=&contentdom=text&former=java+%2Fftp&startRecord=0
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//http://localhost:8090/yacysearch.html?query=java+&maximumRecords=10&resource=local&verify=cacheonly&nav=hosts,authors,namespace,topics,filetype,protocol&urlmaskfilter=.*&prefermaskfilter=&cat=href&constraint=&contentdom=text&former=java+%2Fvocabulary%2FGewerke%2FTore&startRecord=0
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