*) adding some copyright headers

*) next step of restructuring for new crawlers
   - adding first testversion of ftp crawler class
   -- does not create a htCache entry yet

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2483 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/net/ftpc.java

@@ -597,7 +597,7 @@ public class ftpc {
     }
   }
 
-    private boolean isFolder(String path) {
+    public boolean isFolder(String path) {
       try {
         send("CWD " + path);
         String reply = receive();

source/de/anomic/plasma/crawler/AbstractCrawlWorker.java

@@ -1,3 +1,50 @@
+// AbstractCrawlWorker.java 
+// -------------------------------------
+// part of YACY
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2006
+//
+// This file ist contributed by Martin Thelian
+//
+// $LastChangedDate: 2006-02-20 23:57:42 +0100 (Mo, 20 Feb 2006) $
+// $LastChangedRevision: 1715 $
+// $LastChangedBy: theli $
+//
+// 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
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+
 package de.anomic.plasma.crawler;
 
 import java.io.IOException;

source/de/anomic/plasma/crawler/ftp/CrawlWorker.java

@@ -0,0 +1,141 @@
+// CrawlerWorker.java 
+// -------------------------------------
+// part of YACY
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2006
+//
+// This file ist contributed by Martin Thelian
+//
+// $LastChangedDate: 2006-02-20 23:57:42 +0100 (Mo, 20 Feb 2006) $
+// $LastChangedRevision: 1715 $
+// $LastChangedBy: theli $
+//
+// 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
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+
+package de.anomic.plasma.crawler.ftp;
+
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintStream;
+
+import de.anomic.net.ftpc;
+import de.anomic.plasma.plasmaHTCache;
+import de.anomic.plasma.plasmaSwitchboard;
+import de.anomic.plasma.crawler.AbstractCrawlWorker;
+import de.anomic.plasma.crawler.plasmaCrawlWorker;
+import de.anomic.plasma.crawler.plasmaCrawlerPool;
+import de.anomic.plasma.plasmaHTCache.Entry;
+import de.anomic.server.logging.serverLog;
+
+public class CrawlWorker extends AbstractCrawlWorker implements
+        plasmaCrawlWorker {
+
+    public CrawlWorker(ThreadGroup theTG, plasmaCrawlerPool thePool, plasmaSwitchboard theSb, plasmaHTCache theCacheManager, serverLog theLog) {
+        super(theTG, thePool, theSb, theCacheManager, theLog);
+        
+        // this crawler supports ftp
+        this.protocol = "ftp";  
+    }
+
+    public void close() {
+        // TODO Auto-generated method stub
+
+    }
+
+    public void init() {
+        // TODO Auto-generated method stub
+    }
+
+    public Entry load() throws IOException {
+                       
+        File cacheFile = cacheManager.getCachePath(url);
+        cacheFile.getParentFile().mkdirs();
+        
+        ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        PrintStream out = new PrintStream(bout);
+        
+        ByteArrayOutputStream berr = new ByteArrayOutputStream();
+        PrintStream err = new PrintStream(berr);            
+        
+        ftpc ftpClient = new ftpc(System.in, out, err);
+        
+        String userInfo = this.url.getUserInfo();
+        String userName, userPwd;
+        if (userInfo != null) {
+            int pos = userInfo.indexOf(":");
+            userName = userInfo.substring(0,pos);
+            userPwd = userInfo.substring(pos+1);
+        } else {
+            userName = "anonymous";
+            userPwd = "anonymous";
+        }
+        
+        ftpClient.exec("open " + this.url.getHost(), false);
+        ftpClient.exec("user " + userName + " " + userPwd, false);        
+        ftpClient.exec("binary", false);
+        
+        // cd
+        String file = "";
+        String path = this.url.getPath();        
+        int pos = path.lastIndexOf("/");
+        if (pos == -1) {
+            file = path;
+            path = "/";
+        } else {
+            file = path.substring(pos+1);
+            path = path.substring(0,pos);            
+        }
+        ftpClient.exec("cd \"" + path + "\"", false);
+        
+        if (ftpClient.isFolder(file)) {
+            ftpClient.exec("cd \"" + file + "\"", false);
+            
+            // TODO: dirlist
+        } else {
+            // download the remote file
+            ftpClient.exec("get \"" + file + "\" \"" + cacheFile.getAbsolutePath() + "\"", false);            
+        }
+        
+        ftpClient.exec("close", false);
+        ftpClient.exec("exit", false);        
+        
+        // TODO: create a new htCache entry ....
+        
+        return null;
+    }
+
+}

source/de/anomic/plasma/crawler/http/CrawlWorker.java

@@ -3,7 +3,7 @@
 //part of YaCy
 //(C) by Michael Peter Christen; mc@anomic.de
 //first published on http://www.anomic.de
-//Frankfurt, Germany, 2004
+//Frankfurt, Germany, 2006
 //
 // $LastChangedDate: 2006-08-12 16:28:14 +0200 (Sa, 12 Aug 2006) $
 // $LastChangedRevision: 2397 $

source/de/anomic/plasma/crawler/plasmaCrawlWorker.java

@@ -1,3 +1,50 @@
+// plasmaCrawlWorker.java 
+// -------------------------------------
+// part of YACY
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2006
+//
+// This file ist contributed by Martin Thelian
+//
+// $LastChangedDate: 2006-02-20 23:57:42 +0100 (Mo, 20 Feb 2006) $
+// $LastChangedRevision: 1715 $
+// $LastChangedBy: theli $
+//
+// 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
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+
 package de.anomic.plasma.crawler;
 
 import java.io.IOException;

source/de/anomic/plasma/crawler/plasmaCrawlerFactory.java

@@ -1,3 +1,49 @@
+// plasmaCrawlerFactory.java 
+// -------------------------------------
+// part of YACY
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2006
+//
+// This file ist contributed by Martin Thelian
+//
+// $LastChangedDate: 2006-02-20 23:57:42 +0100 (Mo, 20 Feb 2006) $
+// $LastChangedRevision: 1715 $
+// $LastChangedBy: theli $
+//
+// 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
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
 package de.anomic.plasma.crawler;
 
 import java.lang.reflect.Constructor;

source/de/anomic/plasma/crawler/plasmaCrawlerMsgQueue.java

@@ -3,7 +3,7 @@
 // part of YACY
 // (C) by Michael Peter Christen; mc@anomic.de
 // first published on http://www.anomic.de
-// Frankfurt, Germany, 2004
+// Frankfurt, Germany, 2006
 //
 // This file ist contributed by Martin Thelian
 //

source/de/anomic/plasma/crawler/plasmaCrawlerPool.java

@@ -1,3 +1,50 @@
+// plasmaCrawlerPool.java 
+// -------------------------------------
+// part of YACY
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2006
+//
+// This file ist contributed by Martin Thelian
+//
+// $LastChangedDate: 2006-02-20 23:57:42 +0100 (Mo, 20 Feb 2006) $
+// $LastChangedRevision: 1715 $
+// $LastChangedBy: theli $
+//
+// 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
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+
 package de.anomic.plasma.crawler;
 
 import org.apache.commons.pool.impl.GenericKeyedObjectPool;

source/de/anomic/plasma/plasmaCrawlLoader.java

@@ -83,7 +83,7 @@ public final class plasmaCrawlLoader extends Thread {
 
         // supported protocols 
         // TODO: change this, e.g. by loading settings from file
-        this.supportedProtocols = new HashSet(Arrays.asList(new String[]{"http","https","ftp"}));
+        this.supportedProtocols = new HashSet(Arrays.asList(new String[]{"http","https" /* ,"ftp" */}));
         
         // configuring the crawler messagequeue
         this.theQueue = new plasmaCrawlerMsgQueue();

source/de/anomic/plasma/plasmaHTCache.java

@@ -733,11 +733,16 @@ public final class plasmaHTCache {
         );
     }
 
-    public Entry(Date initDate, int depth, URL url, String name,
-                 httpHeader requestHeader,
-                 String responseStatus, httpHeader responseHeader,
-                 String initiator,
-                 plasmaCrawlProfile.entry profile) {
+    public Entry(Date initDate, 
+            int depth, 
+            URL url, 
+            String name,
+            httpHeader requestHeader,
+            String responseStatus, 
+            httpHeader responseHeader,
+            String initiator,
+            plasmaCrawlProfile.entry profile
+    ) {
 
         // normalize url
 //      serverLog.logFine("PLASMA", "Entry: URL=" + url.toString());

source/de/anomic/plasma/plasmaSwitchboard.java

@@ -893,10 +893,15 @@ public final class plasmaSwitchboard extends serverAbstractSwitch implements ser
             }
             
             // enqueue for further crawling
-            enQueue(this.sbQueue.newEntry(entry.url, indexURL.urlHash(entry.referrerURL()),
-            entry.requestHeader.ifModifiedSince(), entry.requestHeader.containsKey(httpHeader.COOKIE),
-            entry.initiator(), entry.depth, entry.profile.handle(),
-            entry.name()
+            enQueue(this.sbQueue.newEntry(
+                    entry.url, 
+                    indexURL.urlHash(entry.referrerURL()),
+                    entry.requestHeader.ifModifiedSince(), 
+                    entry.requestHeader.containsKey(httpHeader.COOKIE),
+                    entry.initiator(), 
+                    entry.depth, 
+                    entry.profile.handle(),
+                    entry.name()
             ));
         } else {
             if (!entry.profile.storeHTCache() && entry.cacheFile.exists()) {