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/**
* @author james migletz
* Template based on JPEG_extractor.java written by
* Simson Garfinkel
*
* Filename: Libextract_Plugin.java
*
* Description: Java plug-in for libextractor.
* This plug-in gateways to the "libextractor" plug-in
* through the command line, using the standard DGI interface.
*/
import java.io.*;
import java.util.regex.*;
import java.lang.Runtime;
class Libextract_plugin {
static String processLibextractOutput(String s){
String[] parts = s.split(" -");
try {
String name = parts[0].replace(" ","-");
String value = parts[1];
return name + ": " + value;
} catch (ArrayIndexOutOfBoundsException e){
return null;
}
}
/**
* process FN with libextractor and return a string of name: value\r
*/
static String process(String fn){
StringBuilder sb = new StringBuilder();
try {
ProcessBuilder pb = new ProcessBuilder("extract",fn);
Process p = pb.start();
InputStream is = p.getInputStream(); // "data piped from the standard output stream of the process"
InputStreamReader isr = new InputStreamReader(is);
BufferedReader br = new BufferedReader(isr);
while(true){
String s = br.readLine();
if(s==null) break; // end of file
String a = processLibextractOutput(s);
if(a!=null){
sb.append(a);
sb.append("\n");
}
}
br.close();
is.close();
} catch (java.io.IOException e){
e.printStackTrace();
}
return sb.toString();
}
public static void main(String[] args){
System.out.print(process(args[0]));
}
}
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