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120 lines
4.9 KiB
120 lines
4.9 KiB
// webstructure.java
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// ------------
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// (C) 2009 by Michael Peter Christen; mc@yacy.net
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// first published 01.05.2008 on http://yacy.net
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//
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// $LastChangedDate: 2009-03-16 19:08:43 +0100 (Mo, 16 Mrz 2009) $
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// $LastChangedRevision: 5723 $
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// $LastChangedBy: borg-0300 $
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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.net.MalformedURLException;
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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.UTF8;
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import net.yacy.cora.protocol.RequestHeader;
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import net.yacy.kelondro.data.meta.DigestURI;
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import de.anomic.search.Switchboard;
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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.graphics.WebStructureGraph;
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public class webstructure {
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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 Switchboard sb = (Switchboard) env;
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final boolean latest = ((post == null) ? false : post.containsKey("latest"));
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String about = ((post == null) ? null : post.get("about", null));
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prop.put("out", 0);
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prop.put("in", 0);
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if (about != null) {
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DigestURI url = null;
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if (about.length() > 6) {
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try {
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url = new DigestURI(about);
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about = UTF8.String(url.hash(), 6, 6);
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} catch (MalformedURLException e) {
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about = null;
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}
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}
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if (url != null && about != null) {
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WebStructureGraph.structureEntry sentry = sb.webStructure.outgoingReferences(about);
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if (sentry != null) {
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reference(prop, "out", 0, sentry, sb.webStructure);
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prop.put("out_domains", 1);
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prop.put("out", 1);
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} else {
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prop.put("out_domains", 0);
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prop.put("out", 1);
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}
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sentry = sb.webStructure.incomingReferences(about);
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if (sentry != null) {
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reference(prop, "in", 0, sentry, sb.webStructure);
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prop.put("in_domains", 1);
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prop.put("in", 1);
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} else {
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prop.put("in_domains", 0);
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prop.put("in", 1);
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}
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}
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} else {
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final Iterator<WebStructureGraph.structureEntry> i = sb.webStructure.structureEntryIterator(latest);
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int c = 0;
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WebStructureGraph.structureEntry sentry;
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while (i.hasNext()) {
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sentry = i.next();
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reference(prop, "out", c, sentry, sb.webStructure);
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c++;
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}
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prop.put("out_domains", c);
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prop.put("out", 1);
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if (latest) sb.webStructure.joinOldNew();
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}
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prop.put("out_maxref", WebStructureGraph.maxref);
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prop.put("maxhosts", WebStructureGraph.maxhosts);
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// return rewrite properties
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return prop;
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}
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public static void reference(serverObjects prop, String prefix, int c, WebStructureGraph.structureEntry sentry, WebStructureGraph ws) {
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prop.put(prefix + "_domains_" + c + "_hash", sentry.domhash);
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prop.put(prefix + "_domains_" + c + "_domain", sentry.domain);
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prop.put(prefix + "_domains_" + c + "_date", sentry.date);
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Iterator<Map.Entry<String, Integer>> k = sentry.references.entrySet().iterator();
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Map.Entry<String, Integer> refentry;
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String refdom, refhash;
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Integer refcount;
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int d = 0;
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refloop: while (k.hasNext()) {
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refentry = k.next();
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refhash = refentry.getKey();
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refdom = ws.resolveDomHash2DomString(refhash);
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if (refdom == null) continue refloop;
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prop.put(prefix + "_domains_" + c + "_citations_" + d + "_refhash", refhash);
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prop.put(prefix + "_domains_" + c + "_citations_" + d + "_refdom", refdom);
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refcount = refentry.getValue();
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prop.put(prefix + "_domains_" + c + "_citations_" + d + "_refcount", refcount.intValue());
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d++;
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}
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prop.put(prefix + "_domains_" + c + "_citations", d);
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}
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}
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