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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id: $ */
package org.apache.fop.fonts.autodetect;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.List;
/**
* FontFinder for native Windows platforms
*/
public class WindowsFontDirFinder implements FontFinder {
/**
* Attempts to read windir environment variable on windows
* (disclaimer: This is a bit dirty but seems to work nicely)
*/
private String getWinDir(String osName) throws IOException {
Process process = null;
Runtime runtime = Runtime.getRuntime();
if (osName.startsWith("Windows 9")) {
process = runtime.exec("command.com /c echo %windir%");
} else {
process = runtime.exec("cmd.exe /c echo %windir%");
}
BufferedReader bufferedReader = new BufferedReader(
new InputStreamReader(process.getInputStream()));
return bufferedReader.readLine();
}
/**
* {@inheritDoc}
* @return a list of detected font files
*/
public List find() {
List fontDirList = new java.util.ArrayList();
String windir = null;
try {
windir = System.getProperty("env.windir");
} catch (SecurityException e) {
// should continue if this fails
}
String osName = System.getProperty("os.name");
if (windir == null) {
try {
windir = getWinDir(osName);
} catch (IOException e) {
// should continue if this fails
}
}
File osFontsDir = null, psFontsDir = null;
if (windir != null) {
// remove any trailing '/'
if (windir.endsWith("/")) {
windir = windir.substring(0, windir.length() - 1);
}
osFontsDir = new File(windir + File.separator + "FONTS");
if (osFontsDir.exists() && osFontsDir.canRead()) {
fontDirList.add(osFontsDir);
}
psFontsDir = new File(windir.substring(0, 2) + File.separator + "PSFONTS");
if (psFontsDir.exists() && psFontsDir.canRead()) {
fontDirList.add(psFontsDir);
}
} else {
String windowsDirName = osName.endsWith("NT") ? "WINNT" : "WINDOWS";
// look for true type font folder
for (char driveLetter = 'C'; driveLetter <= 'E'; driveLetter++) {
osFontsDir = new File(
driveLetter + ":"
+ File.separator + windowsDirName
+ File.separator + "FONTS");
if (osFontsDir.exists() && osFontsDir.canRead()) {
fontDirList.add(osFontsDir);
break;
}
}
// look for type 1 font folder
for (char driveLetter = 'C'; driveLetter <= 'E'; driveLetter++) {
psFontsDir = new File(driveLetter + ":" + File.separator + "PSFONTS");
if (psFontsDir.exists() && psFontsDir.canRead()) {
fontDirList.add(psFontsDir);
break;
}
}
}
return fontDirList;
}
}
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