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/*
* Q2DataDialog.java
* Copyright (C) 2003
*/
package jake2.qcommon;
import java.io.*;
import java.net.URL;
import java.net.URLConnection;
import java.util.Enumeration;
import java.util.Vector;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
public class Q2DataTool {
static final String home = System.getProperty("user.home");
static final String sep = System.getProperty("file.separator");
static final String dataDir = home + sep + "Jake2";
static final String baseq2Dir = dataDir + sep + "baseq2";
private Vector<String> mirrorNames = new Vector<String>();
private Vector<String> mirrorLinks = new Vector<String>();
private byte[] buf = new byte[8192];
public void testQ2Data() {
initMirrors();
for(int i=0; !isAvail() && i<mirrorNames.size(); i++) {
try {
install(i);
} catch (Exception e) {
e.printStackTrace();
}
}
}
void destroy() {
}
void setStatus(String text) {
System.err.println(text);
System.err.println();
}
boolean isAvail() {
Cvar.Set("cddir", baseq2Dir);
FS.setCDDir();
return null != FS.LoadFile("pics/colormap.pcx");
}
void initMirrors() {
InputStream in = getClass().getResourceAsStream("/mirrors");
BufferedReader r = new BufferedReader(new InputStreamReader(in));
try {
while (true) {
String name = r.readLine();
String value = r.readLine();
if (name == null || value == null) break;
mirrorNames.add(name);
mirrorLinks.add(value);
}
} catch (Exception e) {}
finally {
try {
r.close();
} catch (Exception e1) {}
try {
in.close();
} catch (Exception e1) {}
}
}
void install(int mirrorIdx) {
final String mirrorName = mirrorNames.get(mirrorIdx);
final String mirror = mirrorLinks.get(mirrorIdx);
InputStream in = null;
OutputStream out = null;
File outFile = null;
setStatus("downloading from "+mirrorName+": <"+mirror+">");
File dir = null;
try {
dir = new File(dataDir);
dir.mkdirs();
}
catch (Exception e) {}
try {
if (!dir.isDirectory() || !dir.canWrite()) {
setStatus("can't write to " + dataDir);
return;
}
}
catch (Exception e) {
setStatus(e.getMessage());
return;
}
try {
URL url = new URL(mirror);
URLConnection conn = url.openConnection();
// int length = conn.getContentLength();
in = conn.getInputStream();
outFile = File.createTempFile("Jake2Data", ".zip");
outFile.deleteOnExit();
out = new FileOutputStream(outFile);
copyStream(in, out);
} catch (Exception e) {
setStatus(e.getMessage());
return;
} finally {
try {
in.close();
} catch (Exception e) {}
try {
out.close();
} catch (Exception e) {}
}
try {
installData(outFile.getCanonicalPath());
} catch (Exception e) {
setStatus(e.getMessage());
return;
}
try {
if (outFile != null) outFile.delete();
} catch (Exception e) {}
setStatus("installation successful from "+mirrorName+": <"+mirror+">");
}
void installData(String filename) throws Exception {
InputStream in = null;
OutputStream out = null;
try {
ZipFile f = new ZipFile(filename);
Enumeration<? extends ZipEntry> e = f.entries();
while (e.hasMoreElements()) {
ZipEntry entry = (ZipEntry)e.nextElement();
String name = entry.getName();
int i;
if ((i = name.indexOf("/baseq2")) > -1 && name.indexOf(".dll") == -1) {
name = dataDir + name.substring(i);
File outFile = new File(name);
if (entry.isDirectory()) {
outFile.mkdirs();
} else {
setStatus("installing " + outFile.getName());
outFile.getParentFile().mkdirs();
out = new FileOutputStream(outFile);
in = f.getInputStream(entry);
copyStream(in, out);
}
}
}
} catch (Exception e) {
throw e;
} finally {
try {in.close();} catch (Exception e1) {}
try {out.close();} catch (Exception e1) {}
}
}
void copyStream(InputStream in, OutputStream out) throws Exception {
try {
// int c = 0;
int l;
while ((l = in.read(buf)) > 0) {
out.write(buf, 0, l);
// c += l;
}
} catch (Exception e) {
throw e;
} finally {
try {
in.close();
} catch (Exception e) {}
try {
out.close();
} catch (Exception e) {}
}
}
}
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