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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.cms.profile.input;
import java.io.BufferedInputStream;
import java.net.URL;
import java.net.URLConnection;
import java.security.MessageDigest;
import java.util.Locale;
import com.netscape.certsrv.apps.CMS;
import com.netscape.certsrv.base.IConfigStore;
import com.netscape.certsrv.profile.EProfileException;
import com.netscape.certsrv.profile.IProfile;
import com.netscape.certsrv.profile.IProfileContext;
import com.netscape.certsrv.profile.IProfileInput;
import com.netscape.certsrv.property.Descriptor;
import com.netscape.certsrv.property.IDescriptor;
import com.netscape.certsrv.request.IRequest;
/**
* This class implements the image
* input that collects a picture.
* <p>
*
* @version $Revision$, $Date$
*/
public class FileSigningInput extends EnrollInput implements IProfileInput {
public static final String URL = "file_signing_url";
public static final String TEXT = "file_signing_text";
public static final String SIZE = "file_signing_size";
public static final String DIGEST = "file_signing_digest";
public static final String DIGEST_TYPE = "file_signing_digest_type";
public FileSigningInput() {
addValueName(URL);
addValueName(TEXT);
}
/**
* Initializes this default policy.
*/
public void init(IProfile profile, IConfigStore config)
throws EProfileException {
super.init(profile, config);
}
/**
* Retrieves the localizable name of this policy.
*/
public String getName(Locale locale) {
return CMS.getUserMessage(locale, "CMS_PROFILE_INPUT_FILE_SIGNING_NAME");
}
/**
* Retrieves the localizable description of this policy.
*/
public String getText(Locale locale) {
return CMS.getUserMessage(locale, "CMS_PROFILE_INPUT_FILE_SIGNING_TEXT");
}
public String toHexString(byte data[])
{
StringBuffer sb = new StringBuffer();
for (int i = 0; i < data.length; i++) {
int v = data[i] & 0xff;
if (v <= 9) {
sb.append("0");
}
sb.append(Integer.toHexString(v));
}
return sb.toString();
}
/**
* Populates the request with this policy default.
*/
public void populate(IProfileContext ctx, IRequest request)
throws EProfileException {
request.setExtData(TEXT, ctx.get(TEXT));
request.setExtData(URL, ctx.get(URL));
request.setExtData(DIGEST_TYPE, "SHA256");
try {
// retrieve file and calculate the hash
URL url = new URL(ctx.get(URL));
URLConnection c = url.openConnection();
c.setAllowUserInteraction(false);
c.setDoInput(true);
c.setDoOutput(false);
c.setUseCaches(false);
c.connect();
int len = c.getContentLength();
request.setExtData(SIZE, Integer.toString(len));
BufferedInputStream is = new BufferedInputStream(c.getInputStream());
byte data[] = new byte[len];
is.read(data, 0, len);
is.close();
// calculate digest
MessageDigest digester = MessageDigest.getInstance("SHA256");
byte digest[] = digester.digest(data);
request.setExtData(DIGEST, toHexString(digest));
} catch (Exception e) {
CMS.debug("FileSigningInput populate failure " + e);
throw new EProfileException(
CMS.getUserMessage(getLocale(request),
"CMS_PROFILE_FILE_NOT_FOUND"));
}
}
/**
* Retrieves the descriptor of the given value
* parameter by name.
*/
public IDescriptor getValueDescriptor(Locale locale, String name) {
if (name.equals(URL)) {
return new Descriptor(IDescriptor.STRING, null,
null,
CMS.getUserMessage(locale, "CMS_PROFILE_INPUT_FILE_SIGNING_URL"));
} else if (name.equals(TEXT)) {
return new Descriptor(IDescriptor.STRING, null,
null,
CMS.getUserMessage(locale, "CMS_PROFILE_INPUT_FILE_SIGNING_TEXT"));
}
return null;
}
}
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