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384 lines
19 KiB
384 lines
19 KiB
// Blacklist_p.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2004
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//
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// This File is contributed by Alexander Schier
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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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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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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// You must compile this file with
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// javac -classpath .:../classes Blacklist_p.java
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// if the shell's current path is HTROOT
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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Enumeration;
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import java.util.TreeMap;
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import de.anomic.data.listManager;
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import de.anomic.http.httpHeader;
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import de.anomic.plasma.plasmaSwitchboard;
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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.yacyCore;
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import de.anomic.yacy.yacySeed;
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public class Blacklist_p {
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private final static String DISABLED = "disabled_";
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private final static String BLACKLIST = "blackLists_";
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private final static String BLACKLIST_SHARED = "BlackLists.Shared";
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public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) {
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// initialize the list manager
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listManager.switchboard = (plasmaSwitchboard) env;
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listManager.listsPath = new File(listManager.switchboard.getRootPath(),listManager.switchboard.getConfig("listManager.listsPath", "DATA/LISTS"));
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// getting the list of supported blacklist types
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String supportedBlacklistTypesStr = env.getConfig("BlackLists.types", "");
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String[] supportedBlacklistTypes = supportedBlacklistTypesStr.split(",");
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String blacklistToUse = null;
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serverObjects prop = new serverObjects();
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prop.put("blacklistEngine", plasmaSwitchboard.urlBlacklist.getEngineInfo());
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// do all post operations
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if (post != null) {
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if (post.containsKey("selectList")) {
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blacklistToUse = (String)post.get("selectedListName");
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if (blacklistToUse != null && blacklistToUse.length() == 0) blacklistToUse = null;
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}
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if (post.containsKey("createNewList")) {
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/* ===========================================================
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* Creation of a new blacklist
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* =========================================================== */
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blacklistToUse = (String)post.get("newListName");
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if (blacklistToUse.trim().length() == 0) {
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prop.put("LOCATION","");
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return prop;
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}
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if (!blacklistToUse.endsWith(".black")) blacklistToUse += ".black";
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try {
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final File newFile = new File(listManager.listsPath, blacklistToUse);
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newFile.createNewFile();
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// share the newly created blacklist
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listManager.addListToListslist(BLACKLIST_SHARED, blacklistToUse);
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// activate it for all known blacklist types
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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listManager.addListToListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",blacklistToUse);
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}
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} catch (IOException e) {/* */}
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} else if (post.containsKey("deleteList")) {
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/* ===========================================================
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* Delete a blacklist
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* =========================================================== */
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blacklistToUse = (String)post.get("selectedListName");
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if (blacklistToUse == null || blacklistToUse.trim().length() == 0) {
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prop.put("LOCATION","");
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return prop;
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}
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File BlackListFile = new File(listManager.listsPath, blacklistToUse);
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BlackListFile.delete();
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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listManager.removeListFromListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",blacklistToUse);
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}
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// remove it from the shared list
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listManager.removeListFromListslist(BLACKLIST_SHARED, blacklistToUse);
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blacklistToUse = null;
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// reload Blacklists
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listManager.reloadBlacklists();
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} else if (post.containsKey("activateList")) {
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/* ===========================================================
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* Activate/Deactivate a blacklist
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* =========================================================== */
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blacklistToUse = (String)post.get("selectedListName");
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if (blacklistToUse == null || blacklistToUse.trim().length() == 0) {
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prop.put("LOCATION","");
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return prop;
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}
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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if (post.containsKey("activateList4" + supportedBlacklistTypes[blTypes])) {
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listManager.addListToListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",blacklistToUse);
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} else {
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listManager.removeListFromListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",blacklistToUse);
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}
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}
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listManager.reloadBlacklists();
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} else if (post.containsKey("shareList")) {
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/* ===========================================================
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* Share a blacklist
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* =========================================================== */
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blacklistToUse = (String)post.get("selectedListName");
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if (blacklistToUse == null || blacklistToUse.trim().length() == 0) {
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prop.put("LOCATION","");
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return prop;
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}
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if (listManager.ListInListslist(BLACKLIST_SHARED, blacklistToUse)) {
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// Remove from shared BlackLists
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listManager.removeListFromListslist(BLACKLIST_SHARED, blacklistToUse);
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} else { // inactive list -> enable
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listManager.addListToListslist(BLACKLIST_SHARED, blacklistToUse);
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}
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} else if (post.containsKey("deleteBlacklistEntry")) {
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/* ===========================================================
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* Delete a blacklist entry
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* =========================================================== */
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// get the current selected blacklist name
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blacklistToUse = (String)post.get("currentBlacklist");
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if (blacklistToUse == null || blacklistToUse.trim().length() == 0) {
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prop.put("LOCATION","");
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return prop;
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}
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// get the entry that should be deleted
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String oldEntry = (String)post.get("selectedEntry");
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if (oldEntry == null || oldEntry.trim().length() == 0) {
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prop.put("LOCATION",header.get("PATH") + "?selectList=&selectedListName=" + blacklistToUse);
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return prop;
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}
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// load blacklist data from file
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ArrayList list = listManager.getListArray(new File(listManager.listsPath, blacklistToUse));
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// delete the old entry from file
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if (list != null) {
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for (int i=0; i < list.size(); i++) {
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if (((String)list.get(i)).equals(oldEntry)) {
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list.remove(i);
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break;
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}
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}
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listManager.writeList(new File(listManager.listsPath, blacklistToUse), (String[])list.toArray(new String[list.size()]));
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}
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// remove the entry from the running blacklist engine
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int pos = oldEntry.indexOf("/");
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if (pos < 0) {
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// add default empty path pattern
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pos = oldEntry.length();
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oldEntry = oldEntry + "/.*";
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}
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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if (listManager.ListInListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",blacklistToUse)) {
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plasmaSwitchboard.urlBlacklist.remove(supportedBlacklistTypes[blTypes],oldEntry.substring(0, pos));
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}
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}
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} else if (post.containsKey("addBlacklistEntry")) {
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/* ===========================================================
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* Add a new blacklist entry
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* =========================================================== */
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blacklistToUse = (String)post.get("currentBlacklist");
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if (blacklistToUse == null || blacklistToUse.trim().length() == 0) {
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prop.put("LOCATION","");
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return prop;
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}
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String newEntry = (String)post.get("newEntry");
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if (newEntry.trim().length() == 0) {
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prop.put("LOCATION",header.get("PATH") + "?selectList=&selectedListName=" + blacklistToUse);
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return prop;
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}
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// TODO: ignore empty entries
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if (newEntry.startsWith("http://") ){
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newEntry = newEntry.substring(7);
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}
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int pos = newEntry.indexOf("/");
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if (pos < 0) {
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// add default empty path pattern
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pos = newEntry.length();
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newEntry = newEntry + "/.*";
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}
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// append the line to the file
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PrintWriter pw = null;
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try {
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pw = new PrintWriter(new FileWriter(new File(listManager.listsPath, blacklistToUse), true));
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pw.println(newEntry);
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pw.close();
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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if (pw != null) try { pw.close(); } catch (Exception e){ /* */}
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}
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// add to blacklist
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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if (listManager.ListInListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",blacklistToUse)) {
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plasmaSwitchboard.urlBlacklist.add(supportedBlacklistTypes[blTypes],newEntry.substring(0, pos), newEntry.substring(pos + 1));
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}
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}
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}
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}
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// loading all blacklist files located in the directory
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String[] dirlist = listManager.getDirListing(listManager.listsPath);
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// if we have not chosen a blacklist until yet we use the first file
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if (blacklistToUse == null && dirlist != null && dirlist.length > 0) {
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blacklistToUse = dirlist[0];
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}
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// Read the blacklist items from file
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if (blacklistToUse != null) {
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int entryCount = 0;
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final ArrayList list = listManager.getListArray(new File(listManager.listsPath, blacklistToUse));
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// sort them
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String[] sortedlist = new String[list.size()];
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Arrays.sort(list.toArray(sortedlist));
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// display them
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for (int j=0;j<sortedlist.length;++j){
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String nextEntry = sortedlist[j];
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if (nextEntry.length() == 0) continue;
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if (nextEntry.startsWith("#")) continue;
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prop.put(DISABLED + "Itemlist_" + entryCount + "_item", de.anomic.data.wikiCode.replaceXMLEntities(nextEntry));
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entryCount++;
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}
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prop.put(DISABLED + "Itemlist", entryCount);
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// List known hosts for BlackList retrieval
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if (yacyCore.seedDB != null && yacyCore.seedDB.sizeConnected() > 0) { // no nullpointer error
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int peerCount = 0;
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try {
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TreeMap hostList = new TreeMap();
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final Enumeration e = yacyCore.seedDB.seedsConnected(true, false, null, (float) 0.0);
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while (e.hasMoreElements()) {
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yacySeed seed = (yacySeed) e.nextElement();
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if (seed != null) hostList.put(seed.get(yacySeed.NAME, "nameless"),seed.hash);
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}
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String peername;
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while ((peername = (String) hostList.firstKey()) != null) {
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final String Hash = (String) hostList.get(peername);
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prop.put(DISABLED + "otherHosts_" + peerCount + "_hash", Hash);
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prop.put(DISABLED + "otherHosts_" + peerCount + "_name", peername);
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hostList.remove(peername);
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peerCount++;
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}
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} catch (Exception e) {/* */}
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prop.put(DISABLED + "otherHosts", peerCount);
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}
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}
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// List BlackLists
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int blacklistCount = 0;
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if (dirlist != null) {
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for (int i = 0; i <= dirlist.length - 1; i++) {
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_name", de.anomic.data.wikiCode.replaceXMLEntities(dirlist[i]));
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_selected", 0);
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if (dirlist[i].equals(blacklistToUse)) { //current List
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_selected", 1);
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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prop.put(DISABLED + "currentActiveFor_" + blTypes + "_blTypeName",supportedBlacklistTypes[blTypes]);
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prop.put(DISABLED + "currentActiveFor_" + blTypes + "_checked",
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listManager.ListInListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",dirlist[i])?0:1);
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}
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prop.put(DISABLED + "currentActiveFor",supportedBlacklistTypes.length);
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}
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if (listManager.ListInListslist(BLACKLIST_SHARED, dirlist[i])) {
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_shared", 1);
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} else {
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_shared", 0);
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}
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int activeCount = 0;
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for (int blTypes=0; blTypes < supportedBlacklistTypes.length; blTypes++) {
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if (listManager.ListInListslist(supportedBlacklistTypes[blTypes] + ".BlackLists",dirlist[i])) {
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_active_" + activeCount + "_blTypeName",supportedBlacklistTypes[blTypes]);
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activeCount++;
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}
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}
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prop.put(DISABLED + BLACKLIST + blacklistCount + "_active",activeCount);
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blacklistCount++;
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}
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}
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prop.put(DISABLED + "blackLists", blacklistCount);
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prop.put(DISABLED + "currentBlacklist", (blacklistToUse==null)?"":blacklistToUse);
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prop.put("disabled", (blacklistToUse == null) ? 1 : 0);
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return prop;
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}
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}
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