// CacheAdmin_p.java
// -----------------------
// part of the AnomicHTTPD caching proxy
// (C) by Michael Peter Christen; mc@anomic.de
// first published on http://www.anomic.de
// Frankfurt, Germany, 2004
// last major change: 28.06.2003
//
// 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.
// You must compile this file with
// javac -classpath .:../classes CacheAdmin_p.java
// if the shell's current path is HTROOT
import java.io.File;
import java.io.OutputStream;
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Iterator;
import java.util.Map;
import de.anomic.htmlFilter.htmlFilterContentScraper;
import de.anomic.htmlFilter.htmlFilterOutputStream;
import de.anomic.http.httpHeader;
import de.anomic.plasma.plasmaHTCache;
import de.anomic.plasma.plasmaParserDocument;
import de.anomic.plasma.plasmaSwitchboard;
import de.anomic.plasma.plasmaURL;
import de.anomic.server.serverCore;
import de.anomic.server.serverFileUtils;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
public class CacheAdmin_p {
private static SimpleDateFormat SimpleFormatter = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
public static String dateString(Date date) {
return SimpleFormatter.format(date);
}
public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) {
plasmaSwitchboard switchboard = (plasmaSwitchboard) env;
serverObjects prop = new serverObjects();
String action = ((post == null) ? "info" : post.get("action", "info"));
String pathString = ((post == null) ? "" : post.get("path", "/"));
String fileString = pathString;
File cache = new File(switchboard.getRootPath(), switchboard.getConfig("proxyCache", "DATA/HTCACHE"));
File file = new File(cache, pathString);
File dir;
URL url = plasmaHTCache.getURL(cache, file);
if (file.isDirectory()) {
dir = file;
} else {
dir = file.getParentFile();
pathString = (new File(pathString)).getParent().replace('\\','/');
}
// generate dir listing
String[] list = dir.list();
File f; String tree = "Directory of<br>" + ((pathString.length() == 0) ? "domain list" : linkPathString(pathString)) + "<br><br>";
if (list == null)
tree += "[empty]";
else {
for (int i = 0; i < list.length; i++) {
f = new File(dir, list[i]);
if (f.isDirectory())
tree += "<img src=\"/env/grafics/folderIconSmall.gif\" align=\"top\" alt=\"Folder\"> <a href=\"CacheAdmin_p.html?action=info&path=" + pathString + "/" + list[i] + "\" class=\"tt\">" + list[i] + "</a><br>" + serverCore.crlfString;
else
tree += "<img src=\"/env/grafics/fileIconSmall.gif\" align=\"top\" alt=\"File\"> <a href=\"CacheAdmin_p.html?action=info&path=" + pathString + "/" + list[i] + "\" class=\"tt\">" + list[i] + "</a><br>" + serverCore.crlfString;
}
}
String info = "";
if (action.equals("info")) {
if (!(file.isDirectory())) {
String urls = htmlFilterContentScraper.urlNormalform(url);
info += "<b>Info for URL <a href=\"" + urls + "\">" + urls + "</a>:</b><br><br>";
try {
httpHeader fileheader = switchboard.cacheManager.getCachedResponse(plasmaURL.urlHash(url));
info += "<b>HTTP Header:</b><br>" + formatHeader(fileheader) + "<br>";
String ff = file.toString();
int p = ff.lastIndexOf('.');
String ext = (p >= 0) ? ff.substring(p + 1).toLowerCase() : "";
if ((ext.equals("gif")) || (ext.equals("jpg")) || (ext.equals("jpeg")) || (ext.equals("png")))
info += "<img src=\"" + "CacheResource_p.html?path=" + fileString + "\">";
else {
htmlFilterContentScraper scraper = new htmlFilterContentScraper(url);
OutputStream os = new htmlFilterOutputStream(null, scraper, null, false);
plasmaParserDocument document = switchboard.parser.transformScraper(url, "text/html", scraper);
serverFileUtils.copy(file, os);
info += "<b>HEADLINE:</b><br>" + scraper.getHeadline() + "<br><br>";
info += "<b>HREF:</b><br>" + formatAnchor(document.getHyperlinks()) + "<br>";
info += "<b>MEDIA:</b><br>" + formatAnchor(document.getMedialinks()) + "<br>";
info += "<b>EMAIL:</b><br>" + formatAnchor(document.getEmaillinks()) + "<br>";
info += "<b>TEXT:</b><br><span class=\"small\">" + new String(scraper.getText()) + "</span><br>";
}
} catch (Exception e) {
info += e.toString();
e.printStackTrace();
}
}
}
//
prop.put("cachesize", "" + (switchboard.cacheManager.currCacheSize/1024));
prop.put("cachemax", "" + (switchboard.cacheManager.maxCacheSize/1024));
prop.put("tree", tree);
prop.put("info", info);
// return rewrite properties
return prop;
}
private static String formatHeader(httpHeader header) {
String out = "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">";
Iterator it = header.entrySet().iterator();
Map.Entry entry;
while (it.hasNext()) {
entry = (Map.Entry) it.next();
out += "<tr valign=\"top\"><td class=\"tt\">" + entry.getKey() + "</td><td class=\"tt\"> = </td><td class=\"tt\">" + entry.getValue() + "</td></tr>";
}
out += "</table>";
return out;
}
private static String formatAnchor(Map a) {
String out = "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">";
Iterator i = a.entrySet().iterator();
String url, descr;
Map.Entry entry;
while (i.hasNext()) {
entry = (Map.Entry) i.next();
url = (String) entry.getKey();
descr = ((String) entry.getValue()).trim();
if (descr.length() == 0) descr = "-";
out += "<tr valign=\"top\"><td><span class=\"small\">" + descr + " </span></td><td class=\"tt\">" + url + "</td></tr>";
}
out += "</table>";
return out;
}
private static String linkPathString(String Path){ // contributed by Alexander Schier
String Elements[] = Path.split("/");
String result = "";
String tmpPath = "";
for(int i=0;i<(Elements.length-1);i++){
tmpPath += Elements[i] + "/";
result += "<a href=\"CacheAdmin_p.html?action=info&path=" + tmpPath + "\" class=\"tt\">" + Elements[i] + "/</a>";
}
if (Elements.length > 0) {
tmpPath += Elements[Elements.length - 1] + "/";
result += "<span class=\"tt\">" + Elements[Elements.length - 1] + "/</span>";
}
return result;
}
}