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245 lines
8.1 KiB
245 lines
8.1 KiB
// listManager.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 ist contributed by Alexander Schier
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// last major change: 09.08.2004
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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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package de.anomic.data;
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import java.io.BufferedReader;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.PrintWriter;
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import java.util.Iterator;
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import java.util.TreeMap;
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import java.util.Vector;
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import de.anomic.http.httpdProxyHandler;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.server.serverCore;
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//The Naming of the functions is a bit strange...
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public class listManager {
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public static plasmaSwitchboard switchboard;
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public static File listsPath;
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//===============Listslists=====================
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//get an array of all Lists from a Config Property
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public static String[] getListslistArray(String Listname){
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return switchboard.getConfig(Listname, "").split(",");
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}
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//removes a List from a Lists-List
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public static void removeListFromListslist(String ListName, String BlackList){
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String Lists[] = getListslistArray(ListName);
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String temp = "";
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for(int i=0;i <= Lists.length -1;i++){
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if( !Lists[i].equals(BlackList) && !Lists[i].equals("") ){
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temp += Lists[i] + ",";
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}
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}
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if( temp.endsWith(",") ){ //remove "," at end...
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temp = temp.substring(0, temp.length() -1);
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}
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if( temp.startsWith(",") ){ //remove "," at end...
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temp = temp.substring(1, temp.length() );
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}
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switchboard.setConfig(ListName, temp);
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}
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//add a new List to a List-List
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public static void addListToListslist(String ListName, String newList){
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String Lists[] = getListslistArray(ListName);
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String temp = "";
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for(int i = 0;i <= (Lists.length -1); i++){
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temp += Lists[i] + ",";
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}
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temp += newList;
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switchboard.setConfig(ListName, temp);
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}
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//returns true, if the Lists-List contains the Listname
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public static boolean ListInListslist(String Listname, String BlackList){
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String Lists[] = getListslistArray(Listname);
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for(int u=0;u <= Lists.length -1;u++){
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if( BlackList.equals(Lists[u]) ){
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return true;
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}
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}
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return false;
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}
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//================generel Lists==================
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//Gets a Array of all lines(Items) of a (list)file
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public static Vector getListArray(File listFile){
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String line;
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Vector list = new Vector();
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int count = 0;
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BufferedReader br = null;
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try{
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br = new BufferedReader(new InputStreamReader(new FileInputStream(listFile)));
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while( (line = br.readLine()) != null){
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list.add(line);
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count++;
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}
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br.close();
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}catch(IOException e){
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//list is empty
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} finally {
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if (br!=null)try{br.close();}catch(Exception e) {}
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}
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return list;
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}
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//Writes the Liststring to a file
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public static boolean writeList(File listFile, String out){
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BufferedWriter bw = null;
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try{
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bw = new BufferedWriter(new PrintWriter(new FileWriter(listFile)));
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bw.write(out);
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bw.close();
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return true;
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}catch(IOException e){
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return false;
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} finally {
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if (bw!=null)try{bw.close();}catch(Exception e){}
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}
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}
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//overloaded function to write an array
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public static boolean writeList(File listFile, String[] list){
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String out = "";
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for(int i=0;i <= list.length; i++){
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out += list[i] + serverCore.crlfString;
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}
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return writeList(listFile, out); //(File, String)
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}
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public static String getListString(String filename, boolean withcomments){
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String temp = "";
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String line = "";
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BufferedReader br = null;
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try{
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br = new BufferedReader(new InputStreamReader(new FileInputStream(new File(listsPath ,filename))));
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//Read the List
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while((line = br.readLine()) != null){
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if( (!line.startsWith("#") || withcomments) || (!line.equals("")) ){
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temp += line + serverCore.crlfString;
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}
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}
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br.close();
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} catch(IOException e){
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} finally {
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if (br!=null)try{br.close();}catch(Exception e){}
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}
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return temp;
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}
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//get a Directory Listing as a String Array
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public static String[] getDirListing(String dirname){
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String[] fileListString;
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File[] fileList;
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File dir = new File(dirname);
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if(dir != null){
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if(!dir.exists()){
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dir.mkdir();
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}
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fileList = dir.listFiles();
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fileListString = new String[fileList.length];
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for(int i=0;i<= fileList.length-1;i++){
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fileListString[i]=fileList[i].getName();
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}
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return fileListString;
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}
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return null;
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}
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/**
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* Returns a List of all dirs and subdirs as File Objects
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*
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* Warning: untested
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*/
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public static Vector getDirsRecursive(File dir){
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File[] dirList = dir.listFiles();
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Vector resultList = new Vector();
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Vector recursive;
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Iterator it;
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for(int i=0;i<dirList.length;i++){
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if(dirList[i].isDirectory()){
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resultList.add(dirList[i]);
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recursive = getDirsRecursive(dirList[i]);
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it=recursive.iterator();
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while(it.hasNext()){
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resultList.add(it.next());
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}
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}
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}
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return resultList;
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}
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//=============Blacklist specific================
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//load all active Blacklists in the Proxy
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public static void reloadBlacklists(){
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String f = switchboard.getConfig("proxyBlackListsActive", "");
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if (f != ""){
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httpdProxyHandler.blackListURLs = httpdProxyHandler.loadBlacklist("black", f, "/");
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}else{
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httpdProxyHandler.blackListURLs = new TreeMap();
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}
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}
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}
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