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355 lines
13 KiB
355 lines
13 KiB
// listManager.java
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// -------------------------------------
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// part of YACY
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//
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// (C) 2005, 2006 by Alexander Schier
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//
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// last change: $LastChangedDate$ by $LastChangedBy$
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// $LastChangedRevision$
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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.ArrayList;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Vector;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.plasma.urlPattern.plasmaURLPattern.blacklistFile;
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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 ArrayList getListArray(File listFile){
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String line;
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ArrayList list = new ArrayList();
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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),"UTF-8"));
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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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StringBuffer out = new StringBuffer();
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for(int i=0;i < list.length; i++){
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out
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.append(list[i])
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.append(serverCore.crlfString);
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}
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return writeList(listFile, new String(out)); //(File, String)
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}
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public static String getListString(String filename, boolean withcomments) {
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File listFile = new File(listsPath ,filename);
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return getListString(listFile, withcomments);
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}
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public static String getListString(File listFile, boolean withcomments){
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StringBuffer temp = new StringBuffer();
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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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temp.ensureCapacity((int) listFile.length());
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// Read the List
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String line = "";
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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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temp.append(line)
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.append(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 new String(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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final File dir = new File(dirname);
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return getDirListing(dir);
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}
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public static String[] getDirListing(File dir){
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String[] fileListString;
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File[] fileList;
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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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public static ArrayList getDirsRecursive(File dir, String notdir){
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return getDirsRecursive(dir, notdir, true);
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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 ArrayList getDirsRecursive(File dir, String notdir, boolean excludeDotfiles){
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final File[] dirList = dir.listFiles();
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final ArrayList resultList = new ArrayList();
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ArrayList recursive;
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Iterator iter;
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for (int i=0;i<dirList.length;i++) {
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if (dirList[i].isDirectory() && (!excludeDotfiles || !dirList[i].getName().startsWith(".")) && !dirList[i].getName().equals(notdir)) {
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resultList.add(dirList[i]);
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recursive = getDirsRecursive(dirList[i], notdir, excludeDotfiles);
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iter=recursive.iterator();
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while (iter.hasNext()) {
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resultList.add(iter.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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public static String arraylist2string(ArrayList list){
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Iterator it=list.iterator();
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String ret="";
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if(it.hasNext()){
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ret=(String) it.next();
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while(it.hasNext()){
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ret+=","+(String)it.next();
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}
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}
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return ret;
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}
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public static ArrayList string2arraylist(String string){
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ArrayList ret=new ArrayList();
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String[] hashes=string.split(",");
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if(string.indexOf(",") > -1){
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for(int i=0;i<hashes.length;i++){
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ret.add(hashes[i]);
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}
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}else{
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ret = new ArrayList();
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if(!string.equals("")){
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ret.add(string);
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}
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}
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return ret;
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}
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public static String vector2string(Vector vector){
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Iterator it=vector.iterator();
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String ret="";
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if(it.hasNext()){
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ret=(String) it.next();
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while(it.hasNext()){
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ret+=","+(String)it.next();
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}
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}
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return ret;
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}
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public static Vector string2vector(String string){
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Vector ret=new Vector();
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String[] hashes=string.split(",");
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if(string.indexOf(",") > -1){
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for(int i=0;i<hashes.length;i++){
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ret.add(hashes[i]);
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}
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}else{
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ret = new Vector();
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if(!string.equals("")){
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ret.add(string);
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}
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}
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return ret;
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}
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public static String hashset2string(HashSet hashset){
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StringBuffer ret=new StringBuffer();
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if(hashset!=null){
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Iterator it=hashset.iterator();
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if(it.hasNext()){
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ret.append((String)it.next());
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while(it.hasNext()){
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ret.append(",").append((String)it.next());
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}
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}
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}
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return new String(ret);
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}
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public static HashSet string2hashset(String string){
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HashSet ret=new HashSet();
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String[] hashes=string.split(",");
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if(string.indexOf(",") > -1){
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for(int i=0;i<hashes.length;i++){
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ret.add(hashes[i]);
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}
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}else{
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ret = new HashSet();
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if(!string.equals("")){
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ret.add(string);
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}
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}
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return ret;
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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 supportedBlacklistTypesStr = switchboard.getConfig("BlackLists.types", "");
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String[] supportedBlacklistTypes = supportedBlacklistTypesStr.split(",");
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ArrayList blacklistFiles = new ArrayList(supportedBlacklistTypes.length);
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for (int i=0; i < supportedBlacklistTypes.length; i++) {
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blacklistFile blFile = new blacklistFile(
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switchboard.getConfig(supportedBlacklistTypes[i] + ".BlackLists", ""),
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supportedBlacklistTypes[i]);
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blacklistFiles.add(blFile);
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}
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plasmaSwitchboard.urlBlacklist.clear();
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plasmaSwitchboard.urlBlacklist.loadList(
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(blacklistFile[])blacklistFiles.toArray(new blacklistFile[blacklistFiles.size()]),
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"/");
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// switchboard.urlBlacklist.clear();
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// if (f != "") switchboard.urlBlacklist.loadLists("black", f, "/");
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}
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}
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