// IndexControlRWIs_p.java
// -----------------------
// (C) 2004-2007 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
// first published 2004 on http://yacy.net
//
// This is a part of YaCy, a peer-to-peer based web search engine
//
// $LastChangedDate: 2011-06-13 23:44:03 +0200 (Mo, 13. Jun 2011) $
// $LastChangedRevision: 7778 $
// $LastChangedBy: orbiter $
//
// 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.io.File;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.Iterator;
import net.yacy.cora.date.GenericFormatter;
import net.yacy.cora.document.ASCII;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.cora.services.federated.yacy.CacheStrategy;
import net.yacy.kelondro.data.meta.DigestURI;
import net.yacy.kelondro.data.meta.URIMetadataRow;
import net.yacy.kelondro.data.word.Word;
import net.yacy.kelondro.logging.Log;
import net.yacy.kelondro.order.Base64Order;
import net.yacy.kelondro.order.RotateIterator;
import de.anomic.search.MetadataRepository;
import de.anomic.search.Segment;
import de.anomic.search.Switchboard;
import de.anomic.search.SwitchboardConstants;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
public class IndexControlURLs_p {
public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
// return variable that accumulates replacements
final Switchboard sb = (Switchboard) env;
final serverObjects prop = new serverObjects();
// set default values
prop.put("urlstring", "");
prop.put("urlhash", "");
prop.put("result", "");
String segmentName = sb.getConfig(SwitchboardConstants.SEGMENT_PUBLIC, "default");
int i = 0;
for (final String s: sb.indexSegments.segmentNames()) {
prop.put("segments_" + i + "_name", s);
prop.put("segments_" + i + "_selected", (segmentName.equals(s)) ? 1 : 0);
i++;
}
Segment segment = sb.indexSegments.segment(segmentName);
prop.put("segments", i);
prop.putNum("ucount", segment.urlMetadata().size());
prop.put("otherHosts", "");
prop.put("genUrlProfile", 0);
prop.put("statistics", 1);
prop.put("statistics_lines", 100);
prop.put("statisticslines", 0);
prop.put("reload", 0);
// do segment selection
if (post != null && post.containsKey("segment")) {
// default values
segmentName = post.get("segment", segmentName).trim();
i= 0;
for (final String s: sb.indexSegments.segmentNames()) {
prop.put("segments_" + i + "_name", s);
prop.put("segments_" + i + "_selected", (segmentName.equals(s)) ? 1 : 0);
i++;
}
prop.put("segments", i);
segment = sb.indexSegments.segment(segmentName);
}
// show export messages
final MetadataRepository.Export export = segment.urlMetadata().export();
if ((export != null) && (export.isAlive())) {
// there is currently a running export
prop.put("lurlexport", 2);
prop.put("lurlexportfinished", 0);
prop.put("lurlexporterror", 0);
prop.put("lurlexport_exportfile", export.file().toString());
prop.put("lurlexport_urlcount", export.count());
prop.put("reload", 1);
} else {
prop.put("lurlexport", 1);
prop.put("lurlexport_exportfile", sb.getDataPath() + "/DATA/EXPORT/" + GenericFormatter.SHORT_SECOND_FORMATTER.format());
if (export == null) {
// there has never been an export
prop.put("lurlexportfinished", 0);
prop.put("lurlexporterror", 0);
} else {
// an export was running but has finished
prop.put("lurlexportfinished", 1);
prop.put("lurlexportfinished_exportfile", export.file().toString());
prop.put("lurlexportfinished_urlcount", export.count());
if (export.failed() == null) {
prop.put("lurlexporterror", 0);
} else {
prop.put("lurlexporterror", 1);
prop.put("lurlexporterror_exportfile", export.file().toString());
prop.put("lurlexporterror_exportfailmsg", export.failed());
}
}
}
if (post == null || env == null) {
return prop; // nothing to do
}
// post values that are set on numerous input fields with same name
String urlstring = post.get("urlstring", "").trim();
String urlhash = post.get("urlhash", "").trim();
if (!urlstring.startsWith("http://") &&
!urlstring.startsWith("https://") &&
!urlstring.startsWith("ftp://") &&
!urlstring.startsWith("smb://") &&
!urlstring.startsWith("file://")) { urlstring = "http://" + urlstring; }
prop.putHTML("urlstring", urlstring);
prop.putHTML("urlhash", urlhash);
prop.put("result", " ");
if (post.containsKey("urlhashdeleteall")) {
i = segment.removeAllUrlReferences(urlhash.getBytes(), sb.loader, CacheStrategy.IFEXIST);
prop.put("result", "Deleted URL and " + i + " references from " + i + " word indexes.");
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
if (post.containsKey("urlhashdelete")) {
final URIMetadataRow entry = segment.urlMetadata().load(ASCII.getBytes(urlhash));
if (entry == null) {
prop.putHTML("result", "No Entry for URL hash " + urlhash + "; nothing deleted.");
} else {
urlstring = entry.metadata().url().toNormalform(false, true);
prop.put("urlstring", "");
sb.urlRemove(segment, urlhash.getBytes());
prop.putHTML("result", "Removed URL " + urlstring);
}
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
if (post.containsKey("urldelete")) {
try {
urlhash = ASCII.String((new DigestURI(urlstring)).hash());
} catch (final MalformedURLException e) {
urlhash = null;
}
if ((urlhash == null) || (urlstring == null)) {
prop.put("result", "No input given; nothing deleted.");
} else {
sb.urlRemove(segment, urlhash.getBytes());
prop.putHTML("result", "Removed URL " + urlstring);
}
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
if (post.containsKey("urlstringsearch")) {
try {
final DigestURI url = new DigestURI(urlstring);
urlhash = ASCII.String(url.hash());
prop.put("urlhash", urlhash);
final URIMetadataRow entry = segment.urlMetadata().load(ASCII.getBytes(urlhash));
if (entry == null) {
prop.putHTML("result", "No Entry for URL " + url.toNormalform(true, true));
prop.putHTML("urlstring", urlstring);
prop.put("urlhash", "");
} else {
prop.putAll(genUrlProfile(segment, entry, urlhash));
prop.put("statistics", 0);
}
} catch (final MalformedURLException e) {
prop.putHTML("result", "bad url: " + urlstring);
prop.put("urlhash", "");
}
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
if (post.containsKey("urlhashsearch")) {
final URIMetadataRow entry = segment.urlMetadata().load(ASCII.getBytes(urlhash));
if (entry == null) {
prop.putHTML("result", "No Entry for URL hash " + urlhash);
} else {
prop.putHTML("urlstring", entry.metadata().url().toNormalform(false, true));
prop.putAll(genUrlProfile(segment, entry, urlhash));
prop.put("statistics", 0);
}
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
// generate list
if (post.containsKey("urlhashsimilar")) {
try {
final Iterator<URIMetadataRow> entryIt = new RotateIterator<URIMetadataRow>(segment.urlMetadata().entries(true, urlhash), ASCII.String(Base64Order.zero((urlhash == null ? 0 : urlhash.length()))), segment.termIndex().sizesMax());
final StringBuilder result = new StringBuilder("Sequential List of URL-Hashes:<br />");
URIMetadataRow entry;
i = 0;
int rows = 0, cols = 0;
prop.put("urlhashsimilar", "1");
while (entryIt.hasNext() && i < 256) {
entry = entryIt.next();
if (entry == null) break;
prop.put("urlhashsimilar_rows_"+rows+"_cols_"+cols+"_urlHash", ASCII.String(entry.hash()));
cols++;
if (cols==8) {
prop.put("urlhashsimilar_rows_"+rows+"_cols", cols);
cols = 0;
rows++;
}
i++;
}
prop.put("statistics", 0);
prop.put("urlhashsimilar_rows", rows);
prop.put("result", result.toString());
} catch (final IOException e) {
prop.putHTML("result", "No Entries for URL hash " + urlhash);
}
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
if (post.containsKey("lurlexport")) {
// parse format
int format = 0;
final String fname = post.get("format", "url-text");
final boolean dom = fname.startsWith("dom"); // if dom== false complete urls are exported, otherwise only the domain
if (fname.endsWith("text")) format = 0;
if (fname.endsWith("html")) format = 1;
if (fname.endsWith("rss")) format = 2;
// extend export file name
String s = post.get("exportfile", "");
if (s.indexOf('.') < 0) {
if (format == 0) s = s + ".txt";
if (format == 1) s = s + ".html";
if (format == 2) s = s + ".xml";
}
final File f = new File(s);
f.getParentFile().mkdirs();
final String filter = post.get("exportfilter", ".*");
final MetadataRepository.Export running = segment.urlMetadata().export(f, filter, null, format, dom);
prop.put("lurlexport_exportfile", s);
prop.put("lurlexport_urlcount", running.count());
if ((running != null) && (running.failed() == null)) {
prop.put("lurlexport", 2);
}
prop.put("reload", 1);
}
if (post.containsKey("deletedomain")) {
final String hp = post.get("hashpart");
try {
segment.urlMetadata().deleteDomain(hp);
} catch (final IOException e) {
// TODO Auto-generated catch block
Log.logException(e);
}
// trigger the loading of the table
post.put("statistics", "");
prop.put("reload", 0);
}
if (post.containsKey("statistics")) {
final int count = post.getInt("lines", 100);
Iterator<MetadataRepository.HostStat> statsiter;
prop.put("statistics_lines", count);
int cnt = 0;
try {
final MetadataRepository metadata = segment.urlMetadata();
statsiter = metadata.statistics(count, metadata.urlSampleScores(metadata.domainSampleCollector()));
boolean dark = true;
MetadataRepository.HostStat hs;
while (statsiter.hasNext() && cnt < count) {
hs = statsiter.next();
prop.put("statisticslines_domains_" + cnt + "_dark", (dark) ? "1" : "0");
prop.put("statisticslines_domains_" + cnt + "_domain", hs.hostname + ((hs.port == 80) ? "" : ":" + hs.port));
prop.put("statisticslines_domains_" + cnt + "lines", count);
prop.put("statisticslines_domains_" + cnt + "_hashpart", hs.hosthash);
prop.put("statisticslines_domains_" + cnt + "_count", hs.count);
dark = !dark;
cnt++;
}
} catch (final IOException e) {
Log.logException(e);
}
prop.put("statisticslines_domains", cnt);
prop.put("statisticslines", 1);
prop.put("lurlexport", 0);
prop.put("reload", 0);
}
// insert constants
prop.putNum("ucount", segment.urlMetadata().size());
// return rewrite properties
return prop;
}
private static serverObjects genUrlProfile(final Segment segment, final URIMetadataRow entry, final String urlhash) {
final serverObjects prop = new serverObjects();
if (entry == null) {
prop.put("genUrlProfile", "1");
prop.put("genUrlProfile_urlhash", urlhash);
return prop;
}
final URIMetadataRow.Components metadata = entry.metadata();
final URIMetadataRow le = (entry.referrerHash() == null || entry.referrerHash().length != Word.commonHashLength) ? null : segment.urlMetadata().load(entry.referrerHash());
if (metadata == null || metadata.url() == null) {
prop.put("genUrlProfile", "1");
prop.put("genUrlProfile_urlhash", urlhash);
return prop;
}
prop.put("genUrlProfile", "2");
prop.putHTML("genUrlProfile_urlNormalform", metadata.url().toNormalform(false, true));
prop.put("genUrlProfile_urlhash", urlhash);
prop.put("genUrlProfile_urlDescr", metadata.dc_title());
prop.put("genUrlProfile_moddate", entry.moddate().toString());
prop.put("genUrlProfile_loaddate", entry.loaddate().toString());
prop.put("genUrlProfile_referrer", (le == null) ? 0 : 1);
prop.putHTML("genUrlProfile_referrer_url", (le == null) ? "<unknown>" : le.metadata().url().toNormalform(false, true));
prop.put("genUrlProfile_referrer_hash", (le == null) ? "" : ASCII.String(le.hash()));
prop.put("genUrlProfile_doctype", String.valueOf(entry.doctype()));
prop.put("genUrlProfile_language", entry.language());
prop.put("genUrlProfile_size", entry.size());
prop.put("genUrlProfile_wordCount", entry.wordCount());
return prop;
}
}