private boolean analizeBlockMediaType(
OutputStream clientOs, Browser b, OperatingSystem os, InetAddress ip) throws IOException {
if (decoder.getHeader("Content-Type") != null
&& !configurator.isAccepted(
MediaType.valueOf(decoder.getHeader("Content-Type").replace(" ", "")), b, os, ip)) {
logger.info("Block analyzer blocked request with code 456. Returning");
decoder.generateProxyResponse(clientOs, "456");
return true;
}
return false;
}
private boolean analizeBlockIP(
OutputStream clientOs, Browser b, OperatingSystem os, InetAddress ip) throws IOException {
try {
if (decoder.getHeader("Host") == null) return false;
URL url = new URL("http://" + decoder.getHeader("Host").replace(" ", ""));
if (!configurator.isAccepted(InetAddress.getByName(url.getHost()), b, os, ip)) {
logger.info("Block analyzer blocked request with code 453. Returning");
decoder.generateProxyResponse(clientOs, "453");
return true;
}
} catch (UnknownHostException e) {
System.out.println("UNKNOWN HOST: " + e.getMessage());
}
return false;
}
private boolean analizeBlockAll(
OutputStream clientOs, Browser b, OperatingSystem os, InetAddress ip) throws IOException {
if (configurator.blockAll(b, os, ip)) {
logger.info("Block analyzer blocked request with code 452. Returning");
decoder.generateProxyResponse(clientOs, "452");
return true;
}
return false;
}
private boolean analizeBlockSize(
OutputStream clientOs, Browser b, OperatingSystem os, InetAddress ip) throws IOException {
if (decoder.getHeader("Content-Length") == null) {
return false;
}
Integer length = -1;
try {
length = Integer.parseInt(decoder.getHeader("Content-Length").replace(" ", ""));
} catch (NumberFormatException e) {
System.out.println("Content-Length inv‡lido");
return true;
}
if (configurator.getMaxSize(b, os, ip) != -1 && length > configurator.getMaxSize(b, os, ip)) {
logger.info("Block analyzer blocked request with code 451. Returning");
decoder.generateProxyResponse(clientOs, "451");
return true;
}
return false;
}
public boolean analyzeChunkedSize(
Decoder decoder,
OutputStream clientOs,
int totalSize,
Browser b,
OperatingSystem os,
InetAddress ip)
throws IOException {
if (decoder.getHeader("Transfer-Encoding") == null) {
return false;
}
int max = configurator.getMaxSize(b, os, ip);
if (max == -1) return false;
if (totalSize > max) {
logger.info("Block analyzer blocked request with code 451. Returning");
decoder.generateProxyResponse(clientOs, "451");
return true;
}
return false;
}