/*
* Adito
*
* Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package com.adito.agent.client;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.text.MessageFormat;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Properties;
import java.util.StringTokenizer;
import java.util.Vector;
import com.adito.agent.client.util.Utils;
/**
* Utilities to detect proxy server settings from the browser.
*/
public class ProxyUtil {
// #ifdef DEBUG
static org.apache.commons.logging.Log log = org.apache.commons.logging.LogFactory.getLog(ProxyUtil.class);
// #endif
/**
* Attempt to proxy settings from Firefox.
*
* @return firefox proxy settings
* @throws IOException if firefox settings could not be obtained for some
* reason
*/
public static BrowserProxySettings lookupFirefoxProxySettings() throws IOException {
try {
Vector proxies = new Vector();
Vector bypassAddr = new Vector();
File home = new File(Utils.getHomeDirectory());
File firefoxAppData;
if (System.getProperty("os.name") != null && System.getProperty("os.name").startsWith("Windows")) { //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
firefoxAppData = new File(home, "Application Data\\Mozilla\\Firefox\\profiles.ini"); //$NON-NLS-1$
} else {
firefoxAppData = new File(home, ".mozilla/firefox/profiles.ini"); //$NON-NLS-1$
}
// Look for Path elements in the profiles.ini
BufferedReader reader = null;
Hashtable profiles = new Hashtable();
String line;
try {
reader = new BufferedReader(new InputStreamReader(new FileInputStream(firefoxAppData)));
String currentProfileName = ""; //$NON-NLS-1$
while ((line = reader.readLine()) != null) {
line = line.trim();
if (line.startsWith("[") && line.endsWith("]")) { //$NON-NLS-1$ //$NON-NLS-2$
currentProfileName = line.substring(1, line.length() - 1);
continue;
}
if (line.startsWith("Path=")) { //$NON-NLS-1$
profiles.put(currentProfileName, new File(firefoxAppData.getParent(), line.substring(5)));
}
}
} finally {
if (reader != null) {
reader.close();
}
}
// Iterate through all the profiles and load the proxy infos from
// the prefs.js file
File prefsJS;
String profileName;
for (Enumeration e = profiles.keys(); e.hasMoreElements();) {
profileName = (String) e.nextElement();
prefsJS = new File((File) profiles.get(profileName), "prefs.js"); //$NON-NLS-1$
Properties props = new Properties();
reader = null;
try {
if (!prefsJS.exists()){
// needed to defend against un-initialised profiles.
// #ifdef DEBUG
log.info("The file " + prefsJS.getAbsolutePath() + " does not exist."); //$NON-NLS-1$
// #endif
// now remove it from the map.
profiles.remove(profileName);
continue;
}
reader = new BufferedReader(new InputStreamReader(new FileInputStream(prefsJS)));
while ((line = reader.readLine()) != null) {
line = line.trim();
if (line.startsWith("user_pref(\"")) { //$NON-NLS-1$
int idx = line.indexOf("\"", 11); //$NON-NLS-1$
if (idx == -1)
continue;
String pref = line.substring(11, idx);
// Save this position
int pos = idx + 1;
// Look for another quote
idx = line.indexOf("\"", idx + 1); //$NON-NLS-1$
String value;
if (idx == -1) {
// No more quotes
idx = line.indexOf(" ", pos); //$NON-NLS-1$
if (idx == -1)
continue;
int idx2 = line.indexOf(")", pos); //$NON-NLS-1$
if (idx2 == -1)
continue;
value = line.substring(idx + 1, idx2);
} else {
// String value
int idx2 = line.indexOf("\"", idx + 1); //$NON-NLS-1$
if (idx2 == -1)
continue;
value = line.substring(idx + 1, idx2);
}
props.put(pref, value);
}
}
} finally {
if (reader != null) {
reader.close();
}
}
ProxyInfo p;
/**
* Extract some proxies from the properites, if the proxy is
* enabled
*/
if ("1".equals(props.get("network.proxy.type"))) { //$NON-NLS-1$ //$NON-NLS-2$
boolean isProfileActive = checkProfileActive(prefsJS);
if (props.containsKey("network.proxy.ftp")) { //$NON-NLS-1$
p = createProxyInfo("ftp=" + props.get("network.proxy.ftp") + ":" + props.get("network.proxy.ftp_port"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
"Firefox Profile [" + profileName + "]" ); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
p.setActiveProfile(isProfileActive);
proxies.addElement(p);
}
if (props.containsKey("network.proxy.http")) { //$NON-NLS-1$
p = createProxyInfo("http=" + props.get("network.proxy.http") + ":" + props.get("network.proxy.http_port"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
"Firefox Profile [" + profileName + "]"); //$NON-NLS-1$ //$NON-NLS-2$
p.setActiveProfile(isProfileActive);
proxies.addElement(p);
}
if (props.containsKey("network.proxy.ssl")) { //$NON-NLS-1$
p = createProxyInfo("ssl=" + props.get("network.proxy.ssl") + ":" + props.get("network.proxy.ssl_port"), //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
"Firefox Profile [" + profileName + "]"); //$NON-NLS-1$ //$NON-NLS-2$
p.setActiveProfile(isProfileActive);
proxies.addElement(p);
}
if (props.containsKey("network.proxy.socks")) { //$NON-NLS-1$
p = createProxyInfo("socks=" + props.get("network.proxy.socks") + ":" //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+ props.get("network.proxy.socks_port"), "Firefox Profile [" + profileName + "]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
p.setActiveProfile(isProfileActive);
proxies.addElement(p);
}
if (props.containsKey("network.proxy.no_proxies_on")) { //$NON-NLS-1$
StringTokenizer tokens = new StringTokenizer(props.getProperty("network.proxy.no_proxies_on"), ","); //$NON-NLS-1$ //$NON-NLS-2$
while (tokens.hasMoreTokens()) {
bypassAddr.addElement(((String) tokens.nextToken()).trim());
}
}
}
}
// need to ensure that the returned values are sorted correctly...
BrowserProxySettings bps = new BrowserProxySettings();
bps.setBrowser("Mozilla Firefox"); //$NON-NLS-1$
bps.setProxiesActiveFirst(proxies);
bps.setBypassAddr(new String[bypassAddr.size()]);
bypassAddr.copyInto(bps.getBypassAddr());
return bps;
} catch (Throwable t) {
throw new IOException("Failed to get proxy information from Firefox profiles: " + t.getMessage()); //$NON-NLS-1$
}
}
private static boolean checkProfileActive(File prefsJS) {
String parentFile = prefsJS.getParent();
File lockFile = new File(parentFile, "parent.lock");
if (lockFile.exists()){
return true;
}
else{
return false;
}
}
/**
* Attempt to proxy settings from Internet Explorer.
*
* @return internet explorer proxy settings
* @throws IOException if IE settings could not be obtained for some reason
*/
public static BrowserProxySettings lookupIEProxySettings() throws IOException {
try {
Vector addresses = new Vector();
Vector proxies = new Vector();
String proxyServerValue = null;
String proxyOveride = null;
/* Only use jRegistry if on Windows, running 1.3 or up Java
* and NOT Windows Vista with JDK6.0 (because of jvm crash)
*/
if (Utils.isSupportedJRE("+1.3") && Utils.isSupportedPlatform("Windows") /*&&
!(Utils.isSupportedOSVersion("+6.0") && Utils.isSupportedJRE("+1.6"))*/) {
/*
* We can use jRegistryKey API to lookup IE settings in the
* registry
*/
// RegistryKey key = new RegistryKey(RootKey.HKEY_CURRENT_USER,
// "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings"); //$NON-NLS-1$
String proxyEnable = WinRegistry.getRegistryValue("user", "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", "ProxyEnable", "0");
if (proxyEnable!=null) { //$NON-NLS-1$
/*
* We have ProxyEnable so check to see if we are using a
* proxy
*/
if (proxyEnable.equals("1")) { //$NON-NLS-1$ //$NON-NLS-2$
proxyServerValue = WinRegistry.getRegistryValue("user", "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", "ProxyServer", null);
if (proxyServerValue!=null) { //$NON-NLS-1$
/**
* We have some proxy settings. The values will be
* in the format "server.proxy.net:8888" or
*/
proxyOveride = WinRegistry.getRegistryValue("user", "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", "ProxyOverride", null);
}
} else {
}
}
} else {
if (System.getProperty("java.vendor").startsWith("Microsoft")) { //$NON-NLS-1$ //$NON-NLS-2$
try {
Class clazz = Class.forName("com.ms.lang.RegKey"); //$NON-NLS-1$
int userRoot = clazz.getField("USER_ROOT").getInt(null); //$NON-NLS-1$
int keyOpenAll = clazz.getField("KEYOPEN_ALL").getInt(null); //$NON-NLS-1$
// #ifdef DEBUG
log.info(Messages.getString("ProxyUtil.lookingForRoot")); //$NON-NLS-1$
// #endif
Object rootKey = clazz.getMethod("getRootKey", new Class[] { int.class }).invoke(null, //$NON-NLS-1$
new Object[] { new Integer(userRoot) });
// #ifdef DEBUG
log.info(Messages.getString("ProxyUtil.getIERegistryKey")); //$NON-NLS-1$
// #endif
Object key = clazz.getConstructor(new Class[] { clazz, String.class, int.class }).newInstance(
new Object[] { rootKey, "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", //$NON-NLS-1$
new Integer(keyOpenAll) });
// #ifdef DEBUG
log.info(Messages.getString("ProxyUtil.checkingIfProxyEnabled")); //$NON-NLS-1$
// #endif
if (((Integer) (clazz.getMethod("getIntValue", new Class[] { String.class }).invoke(key, //$NON-NLS-1$
new Object[] { "ProxyEnable" }))).intValue() == 1) { //$NON-NLS-1$
// #ifdef DEBUG
log.info(Messages.getString("ProxyUtil.gettingProxyServerList")); //$NON-NLS-1$
// #endif
proxyServerValue = (String) (clazz.getMethod("getStringValue", //$NON-NLS-1$
new Class[] { String.class, String.class }).invoke(key, new Object[] { "ProxyServer", "" })); //$NON-NLS-1$ //$NON-NLS-2$
// #ifdef DEBUG
log.info(Messages.getString("ProxyUtil.gettingProxyOverides")); //$NON-NLS-1$
// #endif
proxyOveride = (String) (clazz.getMethod("getStringValue", new Class[] { String.class, String.class }) //$NON-NLS-1$
.invoke(key, new Object[] { "ProxyOverride", "" })); //$NON-NLS-1$ //$NON-NLS-2$
}
} catch (Throwable t) {
t.printStackTrace();
}
} else {
// #ifdef DEBUG
log.info(MessageFormat.format(Messages.getString("ProxyUtil.unsupportedJavaRuntime"), new Object[] { System.getProperty("java.version"), System.getProperty("java.vendor") } ) ); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
// #endif
}
}
ProxyInfo p;
if (proxyServerValue != null && proxyServerValue.indexOf(';') > -1) {
/**
* Format is multiple
* "ftp=ftp.com:4444;gopher=gopher.com:3333;http=198.162.1.119:8888;https=https.com:2222;socks=socks.com:1111"
*/
StringTokenizer tokens = new StringTokenizer(proxyServerValue, ";"); //$NON-NLS-1$
while (tokens.hasMoreTokens()) {
p = createProxyInfo(tokens.nextToken(), "IE Proxy Settings"); //$NON-NLS-1$
proxies.addElement(p);
}
} else if (proxyServerValue != null) {
/**
* Format is single "http=server.proxy.net:8888" or
* "server.proxy.net:8888"
*/
p = createProxyInfo(proxyServerValue, "IE Proxy Settings"); //$NON-NLS-1$
proxies.addElement(p);
}
BrowserProxySettings bps = new BrowserProxySettings();
bps.setBrowser("Internet Explorer"); //$NON-NLS-1$
bps.setProxies(new ProxyInfo[proxies.size()]);
proxies.copyInto(bps.getProxies());
if (proxyOveride != null) {
StringTokenizer tokens = new StringTokenizer(proxyOveride, ";"); //$NON-NLS-1$
while (tokens.hasMoreTokens()) {
addresses.addElement(tokens.nextToken());
}
}
bps.setBypassAddr(new String[addresses.size()]);
addresses.copyInto(bps.getBypassAddr());
return bps;
} catch (Throwable t) {
t.printStackTrace();
throw new IOException(MessageFormat.format(
Messages.getString("ProxyUtil.failedToLookupIEProxies"), new Object[] { t.getMessage() } ) ); //$NON-NLS-1$
}
}
private static ProxyInfo createProxyInfo(String proxyInfo, String sourceIdent) {
int idx = proxyInfo.indexOf('=');
int idx2 = proxyInfo.indexOf(':');
ProxyInfo proxy = new ProxyInfo(idx > -1 ? proxyInfo.substring(0, idx) : "all", "", "", proxyInfo.substring( //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
(idx > -1 ? idx + 1 : 0), idx2), Integer.parseInt(proxyInfo.substring(idx2 + 1)), sourceIdent);
return proxy;
}
/**
* Test entry point.
*
* @param args arguments
* @throws Exception
*/
public static void main(String[] args) throws Exception {
try {
BrowserProxySettings settings = lookupFirefoxProxySettings();
// #ifdef DEBUG
System.out.println("Browser = " + settings.getBrowser()); //$NON-NLS-1$
// #endif
ProxyInfo[] info = settings.getProxies();
for (int i = 0; i < info.length; i++) {
// #ifdef DEBUG
System.out.println(" " + info[i].toUri() + " [" + info[i].getSourceIdent() + "]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
// #endif
}
} catch(Exception ex) {
ex.printStackTrace();
}
try {
BrowserProxySettings settings = lookupIEProxySettings();
// #ifdef DEBUG
System.out.println("Browser = " + settings.getBrowser()); //$NON-NLS-1$
// #endif
ProxyInfo[] info = settings.getProxies();
for (int i = 0; i < info.length; i++) {
// #ifdef DEBUG
System.out.println(" " + info[i].toUri() + " [" + info[i].getSourceIdent() + "]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
// #endif
}
} catch(Exception ex) {
ex.printStackTrace();
}
}
}