/**
* Implements the CFML Function encrypt
*/
package railo.runtime.functions.other;
import railo.runtime.PageContext;
import railo.runtime.coder.Coder;
import railo.runtime.crypt.CFMXCompat;
import railo.runtime.crypt.Cryptor;
import railo.runtime.exp.PageException;
import railo.runtime.ext.function.Function;
import railo.runtime.op.Caster;
public final class Encrypt implements Function {
// "CFMX_COMPAT" "UU" null, 0
public synchronized static String call( PageContext pc, String input, String key ) throws PageException {
return invoke( input, key, CFMXCompat.ALGORITHM_NAME, Cryptor.DEFAULT_ENCODING, null, 0 );
}
public synchronized static String call( PageContext pc, String input, String key, String algorithm ) throws PageException {
return invoke( input, key, algorithm, Cryptor.DEFAULT_ENCODING, null, 0 );
}
public synchronized static String call( PageContext pc, String input, String key, String algorithm, String encoding ) throws PageException {
return invoke( input, key, algorithm, encoding, null, 0 );
}
public synchronized static String call( PageContext pc, String input, String key, String algorithm, String encoding, Object ivOrSalt ) throws PageException {
return invoke( input, key, algorithm, encoding, ivOrSalt, 0 );
}
/**
* call with all optional args
*/
public synchronized static String call( PageContext pc, String input, String key, String algorithm, String encoding, Object ivOrSalt, double iterations ) throws PageException {
return invoke( input, key, algorithm, encoding, ivOrSalt, Caster.toInteger( iterations ) );
}
public synchronized static String invoke( String input, String key, String algorithm, String encoding, Object ivOrSalt, int iterations ) throws PageException {
try {
if ( CFMXCompat.isCfmxCompat( algorithm ) )
return Coder.encode( encoding, new CFMXCompat().transformString( key, input.getBytes( Cryptor.DEFAULT_CHARSET ) ) );
byte[] baIVS = null;
if ( ivOrSalt instanceof String )
baIVS = ((String)ivOrSalt).getBytes( Cryptor.DEFAULT_CHARSET );
else if ( ivOrSalt != null )
baIVS = Caster.toBinary( ivOrSalt );
return Cryptor.encrypt( input, key, algorithm, baIVS, iterations, encoding, Cryptor.DEFAULT_CHARSET );
}
catch ( Throwable t ) {
throw Caster.toPageException( t );
}
}
public synchronized static byte[] invoke( byte[] input, String key, String algorithm, byte[] ivOrSalt, int iterations ) throws PageException {
if ( CFMXCompat.isCfmxCompat( algorithm ) )
return new CFMXCompat().transformString( key, input );
return Cryptor.encrypt( input, key, algorithm, ivOrSalt, iterations );
}
}