// 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: 2007-11-14 01:15:28 +0000 (Mi, 14 Nov 2007) $
// $LastChangedRevision: 4216 $
// $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 de.anomic.http.httpHeader;
import de.anomic.index.indexURLEntry;
import de.anomic.kelondro.kelondroBase64Order;
import de.anomic.kelondro.kelondroRotateIterator;
import de.anomic.plasma.plasmaSwitchboard;
import de.anomic.server.serverDate;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
import de.anomic.yacy.yacySeedDB;
import de.anomic.yacy.yacyURL;
public class IndexControlURLs_p {
public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) {
// return variable that accumulates replacements
plasmaSwitchboard sb = (plasmaSwitchboard) env;
serverObjects prop = new serverObjects();
prop.put("urlstring", "");
prop.put("urlhash", "");
prop.put("result", "");
prop.put("ucount", Integer.toString(sb.wordIndex.loadedURL.size()));
prop.put("otherHosts", "");
if (sb.wordIndex.loadedURL.export_running()) {
// there is currently a running export
prop.put("lurlexportfinished", 0);
prop.put("lurlexporterror", 0);
prop.put("lurlexport", 2);
prop.put("lurlexport_exportfile", sb.wordIndex.loadedURL.export_file().toString());
prop.put("lurlexport_urlcount", sb.wordIndex.loadedURL.export_count());
} else {
prop.put("lurlexport", 1);
prop.put("lurlexport_exportfile", sb.getRootPath() + "/DATA/EXPORT/" + serverDate.shortSecondTime());
prop.put("lurlexportfinished", 0);
prop.put("lurlexporterror", 0);
if (sb.wordIndex.loadedURL.export_failed() == null) {
// the export is finished, or there has not been a export
if (sb.wordIndex.loadedURL.export_count() > 0) {
// an export is finished
prop.put("lurlexportfinished", 1);
prop.put("lurlexportfinished_exportfile", sb.wordIndex.loadedURL.export_file().toString());
prop.put("lurlexportfinished_urlcount", sb.wordIndex.loadedURL.export_count());
}
} else {
// the export had errors
prop.put("lurlexporterror", 1);
prop.put("lurlexporterror_exportfile", sb.wordIndex.loadedURL.export_file().toString());
prop.put("lurlexporterror_exportfailmsg", sb.wordIndex.loadedURL.export_failed());
}
}
if (post == null || env == null) {
return prop; // nothing to do
}
// default values
String urlstring = post.get("urlstring", "").trim();
String urlhash = post.get("urlhash", "").trim();
if (!urlstring.startsWith("http://") &&
!urlstring.startsWith("https://")) { urlstring = "http://" + urlstring; }
prop.putHTML("urlstring", urlstring);
prop.put("urlhash", urlhash);
prop.put("result", " ");
if (post.containsKey("urlhashdeleteall")) {
int i = sb.removeAllUrlReferences(urlhash, true);
prop.put("result", "Deleted URL and " + i + " references from " + i + " word indexes.");
prop.put("lurlexport", 0);
}
if (post.containsKey("urlhashdelete")) {
indexURLEntry entry = sb.wordIndex.loadedURL.load(urlhash, null, 0);
if (entry == null) {
prop.put("result", "No Entry for URL hash " + urlhash + "; nothing deleted.");
} else {
urlstring = entry.comp().url().toNormalform(false, true);
prop.put("urlstring", "");
sb.urlRemove(urlhash);
prop.putHTML("result", "Removed URL " + urlstring);
}
prop.put("lurlexport", 0);
}
if (post.containsKey("urldelete")) {
try {
urlhash = (new yacyURL(urlstring, null)).hash();
} catch (MalformedURLException e) {
urlhash = null;
}
if ((urlhash == null) || (urlstring == null)) {
prop.put("result", "No input given; nothing deleted.");
} else {
sb.urlRemove(urlhash);
prop.putHTML("result", "Removed URL " + urlstring);
}
prop.put("lurlexport", 0);
}
if (post.containsKey("urlstringsearch")) {
try {
yacyURL url = new yacyURL(urlstring, null);
urlhash = url.hash();
prop.put("urlhash", urlhash);
indexURLEntry entry = sb.wordIndex.loadedURL.load(urlhash, null, 0);
if (entry == null) {
prop.putHTML("urlstring", "unknown url: " + urlstring);
prop.put("urlhash", "");
} else {
prop.putAll(genUrlProfile(sb, entry, urlhash));
}
} catch (MalformedURLException e) {
prop.putHTML("urlstring", "bad url: " + urlstring);
prop.put("urlhash", "");
}
prop.put("lurlexport", 0);
}
if (post.containsKey("urlhashsearch")) {
indexURLEntry entry = sb.wordIndex.loadedURL.load(urlhash, null, 0);
if (entry == null) {
prop.put("result", "No Entry for URL hash " + urlhash);
} else {
prop.putHTML("urlstring", entry.comp().url().toNormalform(false, true));
prop.putAll(genUrlProfile(sb, entry, urlhash));
}
prop.put("lurlexport", 0);
}
// generate list
if (post.containsKey("urlhashsimilar")) {
try {
final Iterator entryIt = new kelondroRotateIterator(sb.wordIndex.loadedURL.entries(true, urlhash), new String(kelondroBase64Order.zero(urlhash.length())));
StringBuffer result = new StringBuffer("Sequential List of URL-Hashes:
");
indexURLEntry entry;
int i = 0;
int rows = 0, cols = 0;
prop.put("urlhashsimilar", "1");
while (entryIt.hasNext() && i < 256) {
entry = (indexURLEntry) entryIt.next();
if (entry == null) break;
prop.put("urlhashsimilar_rows_"+rows+"_cols_"+cols+"_urlHash", entry.hash());
cols++;
if (cols==8) {
prop.put("urlhashsimilar_rows_"+rows+"_cols", cols);
cols = 0;
rows++;
}
i++;
}
prop.put("urlhashsimilar_rows", rows);
prop.put("result", result.toString());
} catch (IOException e) {
prop.put("result", "No Entries for URL hash " + urlhash);
}
prop.put("lurlexport", 0);
}
if (post.containsKey("lurlexport")) {
// parse format
int format = 0;
String fname = post.get("format", "url-text");
boolean dom = fname.startsWith("dom"); // if dom== false complete urls are exported, othervise 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";
}
File f = new File(s);
f.getParentFile().mkdirs();
String filter = post.get("exportfilter", ".*");
boolean running = sb.wordIndex.loadedURL.export(f, filter, format, dom);
prop.put("lurlexport_exportfile", s);
prop.put("lurlexport_urlcount", sb.wordIndex.loadedURL.export_count());
if ((running) && (sb.wordIndex.loadedURL.export_failed() == null)) {
prop.put("lurlexport", 2);
}
}
// insert constants
prop.putNum("ucount", sb.wordIndex.loadedURL.size());
// return rewrite properties
return prop;
}
private static serverObjects genUrlProfile(plasmaSwitchboard switchboard, indexURLEntry entry, String urlhash) {
serverObjects prop = new serverObjects();
if (entry == null) {
prop.put("genUrlProfile", "1");
prop.put("genUrlProfile_urlhash", urlhash);
return prop;
}
indexURLEntry.Components comp = entry.comp();
indexURLEntry le = ((entry.referrerHash() == null) || (entry.referrerHash().length() != yacySeedDB.commonHashLength)) ? null : switchboard.wordIndex.loadedURL.load(entry.referrerHash(), null, 0);
if (comp.url() == null) {
prop.put("genUrlProfile", "1");
prop.put("genUrlProfile_urlhash", urlhash);
return prop;
}
prop.put("genUrlProfile", "2");
prop.putHTML("genUrlProfile_urlNormalform", comp.url().toNormalform(false, true));
prop.put("genUrlProfile_urlhash", urlhash);
prop.put("genUrlProfile_urlDescr", comp.title());
prop.put("genUrlProfile_moddate", entry.moddate());
prop.put("genUrlProfile_loaddate", entry.loaddate());
prop.put("genUrlProfile_referrer", (le == null) ? 0 : 1);
prop.putHTML("genUrlProfile_referrer_url", (le == null) ? "" : le.comp().url().toNormalform(false, true));
prop.put("genUrlProfile_referrer_hash", (le == null) ? "" : le.hash());
prop.put("genUrlProfile_doctype", ""+entry.doctype());
prop.put("genUrlProfile_language", entry.language());
prop.put("genUrlProfile_size", entry.size());
prop.put("genUrlProfile_wordCount", entry.wordCount());
return prop;
}
}