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258 lines
11 KiB
258 lines
11 KiB
// IndexControlRWIs_p.java
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// -----------------------
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// (C) 2004-2007 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
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// first published 2004 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: 2007-11-14 01:15:28 +0000 (Mi, 14 Nov 2007) $
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// $LastChangedRevision: 4216 $
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// $LastChangedBy: orbiter $
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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.io.File;
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import java.io.IOException;
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import java.net.MalformedURLException;
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import java.util.Iterator;
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import de.anomic.http.httpHeader;
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import de.anomic.index.indexURLEntry;
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import de.anomic.kelondro.kelondroBase64Order;
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import de.anomic.kelondro.kelondroRotateIterator;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.server.serverDate;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.yacy.yacySeedDB;
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import de.anomic.yacy.yacyURL;
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public class IndexControlURLs_p {
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public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) {
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// return variable that accumulates replacements
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plasmaSwitchboard sb = (plasmaSwitchboard) env;
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serverObjects prop = new serverObjects();
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prop.put("urlstring", "");
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prop.put("urlhash", "");
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prop.put("result", "");
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prop.put("ucount", Integer.toString(sb.wordIndex.loadedURL.size()));
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prop.put("otherHosts", "");
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if (sb.wordIndex.loadedURL.export_running()) {
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// there is currently a running export
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prop.put("lurlexportfinished", 0);
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prop.put("lurlexporterror", 0);
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prop.put("lurlexport", 2);
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prop.put("lurlexport_exportfile", sb.wordIndex.loadedURL.export_file().toString());
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prop.put("lurlexport_urlcount", sb.wordIndex.loadedURL.export_count());
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} else {
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prop.put("lurlexport", 1);
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prop.put("lurlexport_exportfile", sb.getRootPath() + "/DATA/EXPORT/" + serverDate.formatShortSecond());
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prop.put("lurlexportfinished", 0);
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prop.put("lurlexporterror", 0);
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if (sb.wordIndex.loadedURL.export_failed() == null) {
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// the export is finished, or there has not been a export
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if (sb.wordIndex.loadedURL.export_count() > 0) {
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// an export is finished
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prop.put("lurlexportfinished", 1);
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prop.put("lurlexportfinished_exportfile", sb.wordIndex.loadedURL.export_file().toString());
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prop.put("lurlexportfinished_urlcount", sb.wordIndex.loadedURL.export_count());
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}
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} else {
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// the export had errors
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prop.put("lurlexporterror", 1);
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prop.put("lurlexporterror_exportfile", sb.wordIndex.loadedURL.export_file().toString());
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prop.put("lurlexporterror_exportfailmsg", sb.wordIndex.loadedURL.export_failed());
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}
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}
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if (post == null || env == null) {
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return prop; // nothing to do
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}
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// default values
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String urlstring = post.get("urlstring", "").trim();
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String urlhash = post.get("urlhash", "").trim();
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if (!urlstring.startsWith("http://") &&
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!urlstring.startsWith("https://")) { urlstring = "http://" + urlstring; }
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prop.putHTML("urlstring", urlstring);
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prop.put("urlhash", urlhash);
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prop.put("result", " ");
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if (post.containsKey("urlhashdeleteall")) {
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int i = sb.removeAllUrlReferences(urlhash, true);
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prop.put("result", "Deleted URL and " + i + " references from " + i + " word indexes.");
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prop.put("lurlexport", 0);
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}
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if (post.containsKey("urlhashdelete")) {
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indexURLEntry entry = sb.wordIndex.loadedURL.load(urlhash, null, 0);
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if (entry == null) {
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prop.put("result", "No Entry for URL hash " + urlhash + "; nothing deleted.");
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} else {
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urlstring = entry.comp().url().toNormalform(false, true);
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prop.put("urlstring", "");
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sb.urlRemove(urlhash);
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prop.putHTML("result", "Removed URL " + urlstring);
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}
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prop.put("lurlexport", 0);
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}
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if (post.containsKey("urldelete")) {
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try {
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urlhash = (new yacyURL(urlstring, null)).hash();
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} catch (MalformedURLException e) {
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urlhash = null;
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}
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if ((urlhash == null) || (urlstring == null)) {
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prop.put("result", "No input given; nothing deleted.");
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} else {
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sb.urlRemove(urlhash);
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prop.putHTML("result", "Removed URL " + urlstring);
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}
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prop.put("lurlexport", 0);
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}
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if (post.containsKey("urlstringsearch")) {
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try {
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yacyURL url = new yacyURL(urlstring, null);
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urlhash = url.hash();
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prop.put("urlhash", urlhash);
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indexURLEntry entry = sb.wordIndex.loadedURL.load(urlhash, null, 0);
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if (entry == null) {
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prop.putHTML("urlstring", "unknown url: " + urlstring);
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prop.put("urlhash", "");
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} else {
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prop.putAll(genUrlProfile(sb, entry, urlhash));
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}
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} catch (MalformedURLException e) {
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prop.putHTML("urlstring", "bad url: " + urlstring);
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prop.put("urlhash", "");
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}
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prop.put("lurlexport", 0);
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}
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if (post.containsKey("urlhashsearch")) {
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indexURLEntry entry = sb.wordIndex.loadedURL.load(urlhash, null, 0);
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if (entry == null) {
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prop.put("result", "No Entry for URL hash " + urlhash);
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} else {
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prop.putHTML("urlstring", entry.comp().url().toNormalform(false, true));
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prop.putAll(genUrlProfile(sb, entry, urlhash));
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}
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prop.put("lurlexport", 0);
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}
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// generate list
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if (post.containsKey("urlhashsimilar")) {
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try {
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final Iterator<indexURLEntry> entryIt = new kelondroRotateIterator<indexURLEntry>(sb.wordIndex.loadedURL.entries(true, urlhash), new String(kelondroBase64Order.zero(urlhash.length())), sb.wordIndex.size());
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StringBuffer result = new StringBuffer("Sequential List of URL-Hashes:<br>");
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indexURLEntry entry;
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int i = 0;
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int rows = 0, cols = 0;
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prop.put("urlhashsimilar", "1");
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while (entryIt.hasNext() && i < 256) {
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entry = (indexURLEntry) entryIt.next();
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if (entry == null) break;
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prop.put("urlhashsimilar_rows_"+rows+"_cols_"+cols+"_urlHash", entry.hash());
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cols++;
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if (cols==8) {
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prop.put("urlhashsimilar_rows_"+rows+"_cols", cols);
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cols = 0;
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rows++;
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}
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i++;
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}
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prop.put("urlhashsimilar_rows", rows);
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prop.put("result", result.toString());
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} catch (IOException e) {
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prop.put("result", "No Entries for URL hash " + urlhash);
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}
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prop.put("lurlexport", 0);
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}
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if (post.containsKey("lurlexport")) {
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// parse format
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int format = 0;
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String fname = post.get("format", "url-text");
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boolean dom = fname.startsWith("dom"); // if dom== false complete urls are exported, othervise only the domain
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if (fname.endsWith("text")) format = 0;
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if (fname.endsWith("html")) format = 1;
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if (fname.endsWith("rss")) format = 2;
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// extend export file name
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String s = post.get("exportfile", "");
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if (s.indexOf('.') < 0) {
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if (format == 0) s = s + ".txt";
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if (format == 1) s = s + ".html";
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if (format == 2) s = s + ".xml";
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}
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File f = new File(s);
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f.getParentFile().mkdirs();
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String filter = post.get("exportfilter", ".*");
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boolean running = sb.wordIndex.loadedURL.export(f, filter, format, dom);
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prop.put("lurlexport_exportfile", s);
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prop.put("lurlexport_urlcount", sb.wordIndex.loadedURL.export_count());
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if ((running) && (sb.wordIndex.loadedURL.export_failed() == null)) {
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prop.put("lurlexport", 2);
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}
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}
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// insert constants
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prop.putNum("ucount", sb.wordIndex.loadedURL.size());
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// return rewrite properties
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return prop;
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}
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private static serverObjects genUrlProfile(plasmaSwitchboard switchboard, indexURLEntry entry, String urlhash) {
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serverObjects prop = new serverObjects();
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if (entry == null) {
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prop.put("genUrlProfile", "1");
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prop.put("genUrlProfile_urlhash", urlhash);
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return prop;
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}
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indexURLEntry.Components comp = entry.comp();
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indexURLEntry le = ((entry.referrerHash() == null) || (entry.referrerHash().length() != yacySeedDB.commonHashLength)) ? null : switchboard.wordIndex.loadedURL.load(entry.referrerHash(), null, 0);
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if (comp.url() == null) {
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prop.put("genUrlProfile", "1");
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prop.put("genUrlProfile_urlhash", urlhash);
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return prop;
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}
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prop.put("genUrlProfile", "2");
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prop.putHTML("genUrlProfile_urlNormalform", comp.url().toNormalform(false, true));
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prop.put("genUrlProfile_urlhash", urlhash);
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prop.put("genUrlProfile_urlDescr", comp.dc_title());
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prop.put("genUrlProfile_moddate", entry.moddate().toString());
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prop.put("genUrlProfile_loaddate", entry.loaddate().toString());
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prop.put("genUrlProfile_referrer", (le == null) ? 0 : 1);
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prop.putHTML("genUrlProfile_referrer_url", (le == null) ? "<unknown>" : le.comp().url().toNormalform(false, true));
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prop.put("genUrlProfile_referrer_hash", (le == null) ? "" : le.hash());
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prop.put("genUrlProfile_doctype", ""+entry.doctype());
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prop.put("genUrlProfile_language", entry.language());
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prop.put("genUrlProfile_size", entry.size());
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prop.put("genUrlProfile_wordCount", entry.wordCount());
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return prop;
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}
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}
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