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398 lines
17 KiB
398 lines
17 KiB
// serverSystem.java
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// -------------------------------------------
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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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// last major change: 11.03.2004
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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.server;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.lang.reflect.Constructor;
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import java.lang.reflect.Method;
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import java.util.Hashtable;
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import java.util.Properties;
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public final class serverSystem {
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// constants for system identification
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public static final int systemMacOSC = 0; // 'classic' Mac OS 7.6.1/8.*/9.*
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public static final int systemMacOSX = 1; // all Mac OS X
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public static final int systemUnix = 2; // all Unix/Linux type systems
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public static final int systemWindows = 3; // all Windows 95/98/NT/2K/XP
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public static final int systemUnknown = -1; // any other system
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// constants for file type identification (Mac only)
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public static final String blankTypeString = "____";
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// system-identification statics
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public static int systemOS = systemUnknown;
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public static boolean isMacArchitecture = false;
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public static boolean isUnixFS = false;
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public static boolean canExecUnix = false;
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// calculated system constants
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public static int maxPathLength = 65535;
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// Macintosh-specific statics
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private static Class macMRJFileUtils = null;
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private static Class macMRJOSType = null;
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private static Constructor macMRJOSTypeConstructor = null;
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private static Object macMRJOSNullObj = null;
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private static Method macGetFileCreator = null;
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private static Method macGetFileType = null;
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private static Method macSetFileCreator = null;
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private static Method macSetFileType = null;
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private static Method macOpenURL = null;
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public static Hashtable macFSTypeCache = null;
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public static Hashtable macFSCreatorCache = null;
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// static initialization
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static {
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// check operation system type
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Properties sysprop = System.getProperties();
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String sysname = sysprop.getProperty("os.name","").toLowerCase();
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if (sysname.startsWith("mac os x")) systemOS = systemMacOSX;
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else if (sysname.startsWith("mac os")) systemOS = systemMacOSC;
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else if (sysname.startsWith("windows")) systemOS = systemWindows;
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else if ((sysname.startsWith("linux")) || (sysname.startsWith("unix"))) systemOS = systemUnix;
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else systemOS = systemUnknown;
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isMacArchitecture = ((systemOS == systemMacOSC) || (systemOS == systemMacOSX));
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isUnixFS = ((systemOS == systemMacOSX) || (systemOS == systemUnix));
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canExecUnix = ((isUnixFS) || (!((systemOS == systemMacOSC) || (systemOS == systemWindows))));
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// set up the MRJ Methods through reflection
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if (isMacArchitecture) try {
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macMRJFileUtils = Class.forName("com.apple.mrj.MRJFileUtils");
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macMRJOSType = Class.forName("com.apple.mrj.MRJOSType");
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macGetFileType = macMRJFileUtils.getMethod("getFileType", new Class[] {Class.forName("java.io.File")});
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macGetFileCreator = macMRJFileUtils.getMethod("getFileCreator", new Class[] {Class.forName("java.io.File")});
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macSetFileType = macMRJFileUtils.getMethod("setFileType", new Class[] {Class.forName("java.io.File"), macMRJOSType});
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macSetFileCreator = macMRJFileUtils.getMethod("setFileCreator", new Class[] {Class.forName("java.io.File"), macMRJOSType});
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macMRJOSTypeConstructor = macMRJOSType.getConstructor(new Class[] {Class.forName("java.lang.String")});
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macOpenURL = macMRJFileUtils.getMethod("openURL", new Class[] {Class.forName("java.lang.String")});
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byte[] nullb = new byte[4];
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for (int i = 0; i < 4; i++) nullb[i] = 0;
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macMRJOSNullObj = macMRJOSTypeConstructor.newInstance(new Object[] {new String(nullb)});
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macFSTypeCache = new Hashtable();
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macFSCreatorCache = new Hashtable();
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} catch (Exception e) {
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//e.printStackTrace();
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macMRJFileUtils = null; macMRJOSType = null;
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}
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// set up maximum path length accoring to system
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if (systemOS == systemWindows) maxPathLength = 255; else maxPathLength = 65535;
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}
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public static boolean isWindows() {
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return systemOS == systemWindows;
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}
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public static Object getMacOSTS(String s) {
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if ((isMacArchitecture) && (macMRJFileUtils != null)) try {
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if ((s == null) || (s.equals(blankTypeString))) return macMRJOSNullObj;
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else return macMRJOSTypeConstructor.newInstance(new Object[] {s});
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} catch (Exception e) {
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return macMRJOSNullObj;
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} else return null;
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}
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public static String getMacFSType(File f) {
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if ((isMacArchitecture) && (macMRJFileUtils != null)) try {
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String s = macGetFileType.invoke(null, new Object[] {f}).toString();
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if ((s == null) || (s.charAt(0) == 0)) return blankTypeString; else return s;
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} catch (Exception e) {
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return null;
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} else return null;
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}
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public static String getMacFSCreator(File f) {
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if ((isMacArchitecture) && (macMRJFileUtils != null)) try {
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String s = macGetFileCreator.invoke(null, new Object[] {f}).toString();
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if ((s == null) || (s.charAt(0) == 0)) return blankTypeString; else return s;
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} catch (Exception e) {
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return null;
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} else return null;
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}
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public static void setMacFSType(File f, String t) {
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if ((isMacArchitecture) && (macMRJFileUtils != null)) try {
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macSetFileType.invoke(null, new Object[] {f, getMacOSTS(t)});
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} catch (Exception e) {/*System.out.println(e.getMessage()); e.printStackTrace();*/}
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}
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public static void setMacFSCreator(File f, String t) {
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if ((isMacArchitecture) && (macMRJFileUtils != null)) try {
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macSetFileCreator.invoke(null, new Object[] {f, getMacOSTS(t)});
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} catch (Exception e) {/*System.out.println(e.getMessage()); e.printStackTrace();*/}
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}
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public static boolean aquireMacFSType(File f) {
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if ((!(isMacArchitecture)) || (macMRJFileUtils == null)) return false;
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String name = f.toString();
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// check file type
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int dot = name.lastIndexOf(".");
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if ((dot < 0) || (dot + 1 >= name.length())) return false;
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String type = getMacFSType(f);
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if ((type == null) || (type.equals(blankTypeString))) return false;
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String ext = name.substring(dot + 1).toLowerCase();
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String oldType = (String) macFSTypeCache.get(ext);
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if ((oldType != null) && (oldType.equals(type))) return false;
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macFSTypeCache.put(ext, type);
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return true;
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}
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public static boolean aquireMacFSCreator(File f) {
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if ((!(isMacArchitecture)) || (macMRJFileUtils == null)) return false;
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String name = f.toString();
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// check creator
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String creator = getMacFSCreator(f);
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if ((creator == null) || (creator.equals(blankTypeString))) return false;
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String oldCreator = (String) macFSCreatorCache.get(name);
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if ((oldCreator != null) && (oldCreator.equals(creator))) return false;
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macFSCreatorCache.put(name, creator);
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return true;
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}
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public static boolean applyMacFSType(File f) {
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if ((!(isMacArchitecture)) || (macMRJFileUtils == null)) return false;
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String name = f.toString();
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// reconstruct file type
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int dot = name.lastIndexOf(".");
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if ((dot < 0) || (dot + 1 >= name.length())) return false;
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String type = (String) macFSTypeCache.get(name.substring(dot + 1).toLowerCase());
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if (type == null) return false;
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String oldType = getMacFSType(f);
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if ((oldType != null) && (oldType.equals(type))) return false;
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setMacFSType(f, type);
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return getMacFSType(f).equals(type);
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}
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public static boolean applyMacFSCreator(File f) {
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if ((!(isMacArchitecture)) || (macMRJFileUtils == null)) return false;
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String name = f.toString();
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// reconstruct file creator
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String creator = (String) macFSCreatorCache.get(name);
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if (creator == null) return false;
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String oldCreator = getMacFSCreator(f);
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if ((oldCreator != null) && (oldCreator.equals(creator))) return false;
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//System.out.println("***Setting creator for " + f.toString() + " to " + creator);
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setMacFSCreator(f, creator);
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return getMacFSCreator(f).equals(creator); // this is not always true! I guess it's caused by deprecation of the interface in 1.4er Apple Extensions
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}
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public static String infoString() {
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String s = "System=";
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if (systemOS == systemUnknown) s += "unknown";
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else if (systemOS == systemMacOSC) s += "Mac OS Classic";
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else if (systemOS == systemMacOSX) s += "Mac OS X";
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else if (systemOS == systemUnix) s += "Unix/Linux";
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else if (systemOS == systemWindows) s += "Windows";
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else s += "unknown";
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if (isMacArchitecture) s += ", Mac System Architecture";
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if (isUnixFS) s += ", has Unix-like File System";
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if (canExecUnix) s += ", can execute Unix-Shell Commands";
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return s;
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}
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public static String infoKey() {
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String s = "";
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if (systemOS == systemUnknown) s += "o";
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else if (systemOS == systemMacOSC) s += "c";
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else if (systemOS == systemMacOSX) s += "x";
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else if (systemOS == systemUnix) s += "u";
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else if (systemOS == systemWindows) s += "w";
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else s += "o";
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if (isMacArchitecture) s += "m";
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if (isUnixFS) s += "f";
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if (canExecUnix) s += "e";
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return s;
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}
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private static String errorResponse(Process p) {
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BufferedReader err = new BufferedReader(new InputStreamReader(p.getErrorStream()));
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String line, error = "";
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try {
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while ((line = err.readLine()) != null) {
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error = line + "\n";
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}
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return error;
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} catch (IOException e) {
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return null;
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}
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}
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/*
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public static void openBrowser(URL url) {
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if (openBrowserJNLP(url)) return;
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openBrowserExec(url.toString(), "firefox");
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}
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private static boolean openBrowserJNLP(URL url) {
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try {
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// Lookup the javax.jnlp.BasicService object
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javax.jnlp.BasicService bs = (javax.jnlp.BasicService) javax.jnlp.ServiceManager.lookup("javax.jnlp.BasicService");
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// Invoke the showDocument method
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return bs.showDocument(url);
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} catch (Exception ue) {
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// Service is not supported
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return false;
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}
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}
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*/
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public static void openBrowser(String url) {
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openBrowser(url, "firefox");
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}
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public static void openBrowser(String url, String app) {
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try {
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String cmd;
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Process p;
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if (systemOS == systemUnknown) {
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} else if (systemOS == systemMacOSC) {
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if ((isMacArchitecture) && (macMRJFileUtils != null)) {
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macOpenURL.invoke(null, new Object[] {url});
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}
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} else if (systemOS == systemMacOSX) {
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p = Runtime.getRuntime().exec(new String[] {"/usr/bin/osascript", "-e", "open location \"" + url + "\""});
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p.waitFor();
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if (p.exitValue() != 0) throw new RuntimeException("EXEC ERROR: " + errorResponse(p));
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} else if (systemOS == systemUnix) {
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cmd = app + " -remote openURL(" + url + ") &";
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p = Runtime.getRuntime().exec(cmd);
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p.waitFor();
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if (p.exitValue() != 0) {
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cmd = app + " " + url + " &";
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p = Runtime.getRuntime().exec(cmd);
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p.waitFor();
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}
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if (p.exitValue() != 0) throw new RuntimeException("EXEC ERROR: " + errorResponse(p));
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} else if (systemOS == systemWindows) {
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// see forum at http://forum.java.sun.com/thread.jsp?forum=57&thread=233364&message=838441
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cmd = "rundll32 url.dll,FileProtocolHandler " + url;
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//cmd = "cmd.exe /c start javascript:document.location='" + url + "'";
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p = Runtime.getRuntime().exec(cmd);
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p.waitFor();
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if (p.exitValue() != 0) throw new RuntimeException("EXEC ERROR: " + errorResponse(p));
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}
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} catch (Exception e) {
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System.out.println("please start your browser and open the following location: " + url);
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}
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}
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public static void main(String[] args) {
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//try{System.getProperties().list(new PrintStream(new FileOutputStream(new File("system.properties.txt"))));} catch (FileNotFoundException e) {}
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//System.out.println("nullstr=" + macMRJOSNullObj.toString());
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if (args[0].equals("-f")) {
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File f = new File(args[1]);
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System.out.println("File " + f.toString() + ": creator = " + getMacFSCreator(f) + "; type = " + getMacFSType(f));
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}
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if (args[0].equals("-u")) {
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openBrowser(args[1]);
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}
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}
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}
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/*
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table of common system properties
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comparisment between different operation systems
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property |Mac OS 9.22 |Mac OSX 10.1.5 |Windows 98 |Linux Kernel 2.4.22 |
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-------------------+----------------------+----------------------+----------------------+----------------------+
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file.encoding |MacTEC |MacRoman |Cp1252 |ANSI_X3.4-1968 |
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file.separator |/ |/ |\ |/ |
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java.class.path |/hdisc/... |. |. |/usr/lib/j2se/ext |
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java.class.version |45.3 |47.0 |48.0 |47.0 |
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java.home |/hdisc/... |/System/Library/... |C:\PROGRAM\... |/usr/lib/j2se/1.3/jre |
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java.vendor |Apple Computer, Inc. |Apple Computer, Inc. |Sun Microsystems Inc. |Blackdown Java-Linux |
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java.version |1.1.8 |1.3.1 |1.4.0_02 |1.3.1 |
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os.arch |PowerPC |ppc |x86 |i386 |
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os.name |Mac OS |Mac OS X |Windows 98 |Linux |
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os.version |9.2.2 |10.1.5 |4.10 |2.4.22 |
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path.separator |: |: |; |: |
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user.dir |/hdisc/... |/mydir/... |C:\mydir\... |/home/public |
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user.home |/hdisc/... |/Users/myself |C:\WINDOWS |/home/public |
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user.language |de |de |de |en |
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user.name |Bob |myself |User |public |
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user.timezone |ECT |Europe/Berlin |Europe/Berlin | |
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-------------------+----------------------+----------------------+----------------------+----------------------+
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*/
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/*
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static struct browser possible_browsers[] = {
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{N_("Opera"), "opera"},
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{N_("Netscape"), "netscape"},
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{N_("Mozilla"), "mozilla"},
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{N_("Konqueror"), "kfmclient"},
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{N_("Galeon"), "galeon"},
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{N_("Firebird"), "mozilla-firebird"},
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{N_("Firefox"), "firefox"},
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{N_("Gnome Default"), "gnome-open"}
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};
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new:
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command = exec("netscape -remote " "\" openURL(\"%s\",new-window) "", uri);
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command = exec("opera -newwindow \"%s\"", uri);
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command = exec("opera -newpage \"%s\"", uri);
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command = exec("galeon -w \"%s\"", uri);
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command = exec("galeon -n \"%s\"", uri);
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command = exec("%s -remote \"openURL(\"%s\"," "new-window)\"", web_browser, uri);
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command = exec("%s -remote \"openURL(\"%s\"," "new-tab)\"", web_browser, uri);
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current:
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command = exec("netscape -remote " "\"openURL(\"%s\")\"", uri);
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command = exec("opera -remote " "\"openURL(\"%s\")\"", uri);
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command = exec("galeon \"%s\"", uri);
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command = exec("%s -remote \"openURL(\"%s\")\"", web_browser, uri);
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no option:
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command = exec("kfmclient openURL \"%s\"", uri);
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command = exec("gnome-open \"%s\"", uri);
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*/
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