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yacy_search_server/htroot/yacy/list.java

93 lines
3.5 KiB

// list.java
// -----------------------
// (C) 2004 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
// first published 2004 on http://yacy.net
//
// This File is contributed by Alexander Schier
//
// $LastChangedDate: 2008-02-02 23:53:39 +0000 (Sa, 02 Feb 2008) $
// $LastChangedRevision: 4430 $
// $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 net.yacy.cora.protocol.HeaderFramework;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.kelondro.util.FileUtils;
import net.yacy.peers.Seed;
import net.yacy.peers.Protocol;
import net.yacy.search.Switchboard;
import net.yacy.search.SwitchboardConstants;
import de.anomic.server.serverCore;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
public final class list {
public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
if (post == null || env == null) throw new NullPointerException("post: " + post + ", sb: " + env);
final Switchboard sb = (Switchboard) env;
final String blackListName = post.get("listname", "");
// return variable that accumulates replacements
final serverObjects prop = new serverObjects();
if ((post == null) || (env == null)) return prop;
if (!Protocol.authentifyRequest(post, env)) return prop;
final String col = post.get("col", "");
final File listsPath = env.getDataPath(SwitchboardConstants.LISTS_PATH, SwitchboardConstants.LISTS_PATH_DEFAULT);
String otherPeerName = null;
if (post.containsKey("iam")) {
final Seed bla = sb.peers.get(post.get("iam", ""));
if (bla != null) otherPeerName = bla.getName();
}
if (otherPeerName == null) otherPeerName = header.get(HeaderFramework.CONNECTION_PROP_CLIENTIP);
if ((sb.isRobinsonMode()) && (!sb.isInMyCluster(otherPeerName))) {
// if we are a robinson cluster, answer only if this client is known by our network definition
return null;
}
if (col.equals("black")) {
final StringBuilder out = new StringBuilder(10000);
final String filenames=env.getConfig("BlackLists.Shared", "");
final String[] filenamesarray = filenames.split(",");
if (filenamesarray.length > 0){
for (final String filename : filenamesarray) {
if (blackListName.equals("") || filename.equals(blackListName)) {
final File fileObj = new File(listsPath,filename);
out.append(FileUtils.getListString(fileObj, false)).append(serverCore.CRLF_STRING);
}
}
}
prop.put("list",out.toString());
} else {
prop.put("list","");
}
return prop;
}
}