// CrawlResults.java
// (C) 2005 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
// first published 09.03.2005 on http://yacy.net
//
// This is a part of YaCy, a peer-to-peer based web search engine
//
// $LastChangedDate$
// $LastChangedRevision$
// $LastChangedBy$
//
// LICENSE
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import net.yacy.cora.document.encoding.ASCII;
import net.yacy.cora.document.encoding.UTF8;
import net.yacy.cora.document.id.Punycode.PunycodeException;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.cora.util.ConcurrentLog;
import net.yacy.crawler.data.ResultURLs;
import net.yacy.crawler.data.ResultURLs.EventOrigin;
import net.yacy.crawler.data.ResultURLs.InitExecEntry;
import net.yacy.data.ListManager;
import net.yacy.kelondro.data.meta.URIMetadataNode;
import net.yacy.kelondro.util.FileUtils;
import net.yacy.peers.Seed;
import net.yacy.repository.Blacklist;
import net.yacy.search.Switchboard;
import net.yacy.search.schema.CollectionSchema;
import net.yacy.server.serverObjects;
import net.yacy.server.serverSwitch;
import net.yacy.utils.nxTools;
public class CrawlResults {
/** Used for logging. */
private static final String APP_NAME = "PLASMA";
/** Default maximum lines number of the indexed table */
private static final int DEFAULT_MAXIMUM_LINES = 500;
public static serverObjects respond(final RequestHeader header, serverObjects post, final serverSwitch env) {
// return variable that accumulates replacements
final Switchboard sb = (Switchboard) env;
final serverObjects prop = new serverObjects();
int lines = DEFAULT_MAXIMUM_LINES;
boolean showCollection = sb.index.fulltext().getDefaultConfiguration().isEmpty() || sb.index.fulltext().getDefaultConfiguration().contains(CollectionSchema.collection_sxt);
boolean showInit = env.getConfigBool("IndexMonitorInit", false);
boolean showExec = env.getConfigBool("IndexMonitorExec", false);
boolean showDate = env.getConfigBool("IndexMonitorDate", true);
boolean showWords = env.getConfigBool("IndexMonitorWords", true);
boolean showTitle = env.getConfigBool("IndexMonitorTitle", true);
boolean showCountry = env.getConfigBool("IndexMonitorCountry", false);
boolean showIP = env.getConfigBool("IndexMonitorIP", false);
boolean showURL = env.getConfigBool("IndexMonitorURL", true);
if (post == null) {
post = new serverObjects();
post.put("process", "0");
}
// find process number
EventOrigin tabletype;
try {
tabletype = EventOrigin.getEvent(post.getInt("process", 0));
} catch (final NumberFormatException e) {
tabletype = EventOrigin.UNKNOWN;
}
if (
post != null &&
post.containsKey("autoforward") &&
tabletype == EventOrigin.LOCAL_CRAWLING &&
ResultURLs.getStackSize(EventOrigin.LOCAL_CRAWLING) == 0) {
// the main menu does a request to the local crawler page, but in case this table is empty, the overview page is shown
tabletype = (ResultURLs.getStackSize(EventOrigin.SURROGATES) == 0) ? EventOrigin.UNKNOWN : EventOrigin.SURROGATES;
}
// check if authorization is needed and/or given
if (tabletype != EventOrigin.UNKNOWN ||
(post != null && (post.containsKey("clearlist") ||
post.containsKey("deleteentry")))) {
final String authorization = (header.get(RequestHeader.AUTHORIZATION, "xxxxxx"));
if (authorization.length() != 0) {
if (! sb.verifyAuthentication(header)){
// force log-in (again, because wrong password was given)
prop.authenticationRequired();
return prop;
}
} else {
// force log-in
prop.authenticationRequired();
return prop;
}
}
String selectedblacklist = post.get("selectedblacklist",Blacklist.defaultBlacklist(ListManager.listsPath));
if (post != null) {
// custom number of lines
if (post.containsKey("count")) {
lines = post.getInt("count", DEFAULT_MAXIMUM_LINES);
}
// do the commands
if (post.containsKey("clearlist")) ResultURLs.clearStack(tabletype);
if (post.containsKey("deleteentry")) {
final String hash = post.get("hash", null);
if (hash != null) {
// delete from database
sb.index.fulltext().remove(hash.getBytes());
}
}
if (post.containsKey("deletedomain") || post.containsKey("delandaddtoblacklist")) {
final String domain = post.get("domain", null);
if (domain != null) {
selectedblacklist = post.get("blacklistname");
Set<String> hostnames = new HashSet<String>();
hostnames.add(domain);
sb.index.fulltext().deleteStaleDomainNames(hostnames, null);
ResultURLs.deleteDomain(tabletype, domain);
// handle addtoblacklist
if (post.containsKey("delandaddtoblacklist")) {
try {
Switchboard.urlBlacklist.add(selectedblacklist, domain, ".*");
} catch (PunycodeException e) {
ConcurrentLog.warn(APP_NAME, "Unable to add blacklist entry to blacklist " + selectedblacklist, e);
}
}
}
}
if (post.containsKey("moreIndexed")) {
lines = post.getInt("showIndexed", DEFAULT_MAXIMUM_LINES);
}
if (post.get("si") != null) showInit = !("0".equals(post.get("si")));
if (post.get("se") != null) showExec = !("0".equals(post.get("se")));
if (post.get("sd") != null) showDate = !("0".equals(post.get("sd")));
if (post.get("sw") != null) showWords = !("0".equals(post.get("sw")));
if (post.get("st") != null) showTitle = !("0".equals(post.get("st")));
if (post.get("sc") != null) showCountry = !("0".equals(post.get("sc")));
if (post.get("sp") != null) showIP = !("0".equals(post.get("sp")));
if (post.get("su") != null) showURL = !("0".equals(post.get("su")));
} // end != null
// create table
if (tabletype == EventOrigin.UNKNOWN) {
prop.put("table", "2");
} else if (ResultURLs.getStackSize(tabletype) == 0 && ResultURLs.getDomainListSize(tabletype) == 0) {
prop.put("table", "0");
} else {
prop.put("table", "1");
if (lines > ResultURLs.getStackSize(tabletype)) lines = ResultURLs.getStackSize(tabletype);
if (lines == ResultURLs.getStackSize(tabletype)) {
prop.put("table_size", "0");
} else {
prop.put("table_size", "1");
prop.put("table_size_count", lines);
prop.put("table_size_tabletype", tabletype.getCode());
}
prop.put("table_size_all", ResultURLs.getStackSize(tabletype));
prop.putHTML("table_feedbackpage", "CrawlResults.html");
prop.put("table_tabletype", tabletype.getCode());
prop.put("table_showCollection", (showCollection) ? "1" : "0");
prop.put("table_showInit", (showInit) ? "1" : "0");
prop.put("table_showExec", (showExec) ? "1" : "0");
prop.put("table_showDate", (showDate) ? "1" : "0");
prop.put("table_showWords", (showWords) ? "1" : "0");
prop.put("table_showTitle", (showTitle) ? "1" : "0");
prop.put("table_showCountry", (showCountry) ? "1" : "0");
prop.put("table_showIP", (showIP) ? "1" : "0");
prop.put("table_showURL", (showURL) ? "1" : "0");
boolean dark = true;
String urlstr, urltxt;
Seed initiatorSeed, executorSeed;
URIMetadataNode urle;
int cnt = 0;
final Iterator<Map.Entry<String, InitExecEntry>> i = ResultURLs.results(tabletype);
Map.Entry<String, InitExecEntry> entry;
while (i.hasNext() && cnt < lines) {
entry = i.next();
try {
byte[] urlhash = UTF8.getBytes(entry.getKey());
urle = sb.index.fulltext().getMetadata(urlhash);
if (urle == null) {
sb.index.fulltext().commit(true);
urle = sb.index.fulltext().getMetadata(urlhash);
}
if (urle == null) {
ConcurrentLog.warn(APP_NAME, "CrawlResults: URL not in index with url hash " + entry.getKey());
urlstr = null;
urltxt = null;
continue;
}
urlstr = urle.url().toNormalform(true);
urltxt = nxTools.shortenURLString(urlstr, 72); // shorten the string text like a URL
initiatorSeed = entry.getValue() == null || entry.getValue().initiatorHash == null ? null : sb.peers.getConnected(ASCII.String(entry.getValue().initiatorHash));
executorSeed = entry.getValue() == null || entry.getValue().executorHash == null ? null : sb.peers.getConnected(ASCII.String(entry.getValue().executorHash));
prop.put("table_indexed_" + cnt + "_dark", (dark) ? "1" : "0");
prop.put("table_indexed_" + cnt + "_feedbackpage", "CrawlResults.html");
prop.put("table_indexed_" + cnt + "_tabletype", tabletype.getCode());
prop.put("table_indexed_" + cnt + "_urlhash", entry.getKey());
if (showCollection) {
prop.put("table_indexed_" + cnt + "_showCollection", "1");
prop.put("table_indexed_" + cnt + "_showCollection_collection", Arrays.toString(urle.collections()));
} else
prop.put("table_indexed_" + cnt + "_showCollection", "0");
if (showInit) {
prop.put("table_indexed_" + cnt + "_showInit", "1");
prop.put("table_indexed_" + cnt + "_showInit_initiatorSeed", (initiatorSeed == null) ? "unknown" : initiatorSeed.getName());
} else
prop.put("table_indexed_" + cnt + "_showInit", "0");
if (showExec) {
prop.put("table_indexed_" + cnt + "_showExec", "1");
prop.put("table_indexed_" + cnt + "_showExec_executorSeed", (executorSeed == null) ? "unknown" : executorSeed.getName());
} else
prop.put("table_indexed_" + cnt + "_showExec", "0");
if (showDate && urle != null) {
prop.put("table_indexed_" + cnt + "_showDate", "1");
prop.put("table_indexed_" + cnt + "_showDate_modified", daydate(urle.moddate()));
} else
prop.put("table_indexed_" + cnt + "_showDate", "0");
if (showWords && urle != null) {
prop.put("table_indexed_" + cnt + "_showWords", "1");
prop.put("table_indexed_" + cnt + "_showWords_count", urle.wordCount());
} else
prop.put("table_indexed_" + cnt + "_showWords", "0");
if (showTitle) {
prop.put("table_indexed_" + cnt + "_showTitle", (showTitle) ? "1" : "0");
prop.put("table_indexed_" + cnt + "_showTitle_available", "1");
if (urle.dc_title() == null || urle.dc_title().trim().isEmpty())
prop.put("table_indexed_" + cnt + "_showTitle_available_nodescr", "0");
else {
prop.put("table_indexed_" + cnt + "_showTitle_available_nodescr", "1");
prop.putHTML("table_indexed_" + cnt + "_showTitle_available_nodescr_urldescr", urle.dc_title());
}
prop.put("table_indexed_" + cnt + "_showTitle_available_urlHash", entry.getKey());
prop.putHTML("table_indexed_" + cnt + "_showTitle_available_urltitle", urlstr);
} else
prop.put("table_indexed_" + cnt + "_showTitle", "0");
if (showCountry && urle != null) {
prop.put("table_indexed_" + cnt + "_showCountry", "1");
prop.put("table_indexed_" + cnt + "_showCountry_country", urle.url().getLocale().getCountry());
} else
prop.put("table_indexed_" + cnt + "_showCountry", "0");
if (showIP && urle != null) {
prop.put("table_indexed_" + cnt + "_showIP", "1");
prop.put("table_indexed_" + cnt + "_showIP_ip", urle.url().getHost() == null ? "" : urle.url().getInetAddress().getHostAddress());
} else
prop.put("table_indexed_" + cnt + "_showIP", "0");
if (showURL) {
prop.put("table_indexed_" + cnt + "_showURL", "1");
prop.put("table_indexed_" + cnt + "_showURL_available", "1");
prop.put("table_indexed_" + cnt + "_showURL_available_urlHash", entry.getKey());
prop.putHTML("table_indexed_" + cnt + "_showURL_available_urltitle", urlstr);
prop.put("table_indexed_" + cnt + "_showURL_available_url", urltxt);
} else
prop.put("table_indexed_" + cnt + "_showURL", "0");
dark = !dark;
cnt++;
} catch (final Exception e) {
ConcurrentLog.severe(APP_NAME, "genTableProps", e);
}
}
prop.put("table_indexed", cnt);
cnt = 0;
dark = true;
final Iterator<String> j = ResultURLs.domains(tabletype);
String domain;
while (j.hasNext() && cnt < 100) {
domain = j.next();
if (domain == null) break;
prop.put("table_domains_" + cnt + "_dark", (dark) ? "1" : "0");
prop.put("table_domains_" + cnt + "_feedbackpage", "CrawlResults.html");
prop.put("table_domains_" + cnt + "_tabletype", tabletype.getCode());
prop.put("table_domains_" + cnt + "_domain", domain);
prop.put("table_domains_" + cnt + "_count", ResultURLs.domainCount(tabletype, domain));
prop.put("table_domains_" + cnt + "_blacklistname", selectedblacklist);
dark = !dark;
cnt++;
}
prop.put("table_domains", cnt);
// load all blacklist files located in the directory
List<String> dirlist = FileUtils.getDirListing(ListManager.listsPath, Blacklist.BLACKLIST_FILENAME_FILTER);
int blacklistCount = 0;
if (dirlist != null) {
for (final String element : dirlist) {
if (element.equals(selectedblacklist)) {
prop.put("table_blacklists_" + blacklistCount + "_selected", "selected");
} else {
prop.put("table_blacklists_" + blacklistCount + "_selected", "");
}
prop.putXML("table_blacklists_" + blacklistCount + "_name", element);
blacklistCount++;
}
prop.put("table_blacklists", blacklistCount);
}
}
prop.put("process", tabletype.getCode());
// return rewrite properties
return prop;
}
private static SimpleDateFormat dayFormatter = new SimpleDateFormat("yyyy/MM/dd", Locale.US);
private static String daydate(final Date date) {
if (date == null) {
return "";
}
return dayFormatter.format(date);
}
}