/*
* Autopsy Forensic Browser
*
* Copyright 2014 Basis Technology Corp.
* Contact: carrier <at> sleuthkit <dot> org
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.sleuthkit.autopsy.modules.iOS;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.List;
import java.util.logging.Level;
import org.openide.util.NbBundle.Messages;
import org.sleuthkit.autopsy.casemodule.Case;
import org.sleuthkit.autopsy.casemodule.services.Blackboard;
import org.sleuthkit.autopsy.coreutils.Logger;
import org.sleuthkit.autopsy.coreutils.MessageNotifyUtil;
import org.sleuthkit.autopsy.datamodel.ContentUtils;
import org.sleuthkit.autopsy.ingest.IngestJobContext;
import org.sleuthkit.datamodel.AbstractFile;
import org.sleuthkit.datamodel.BlackboardArtifact;
import org.sleuthkit.datamodel.BlackboardAttribute;
import org.sleuthkit.datamodel.ReadContentInputStream;
import org.sleuthkit.datamodel.SleuthkitCase;
import org.sleuthkit.datamodel.TskCoreException;
class ContactAnalyzer {
private Connection connection = null;
private ResultSet resultSet = null;
private Statement statement = null;
private String dbPath = "";
private long fileId = 0;
private java.io.File jFile = null;
private String moduleName = iOSModuleFactory.getModuleName();
private static final Logger logger = Logger.getLogger(ContactAnalyzer.class.getName());
private Blackboard blackboard;
public void findContacts(IngestJobContext context) {
blackboard = Case.getCurrentCase().getServices().getBlackboard();
List<AbstractFile> absFiles;
try {
SleuthkitCase skCase = Case.getCurrentCase().getSleuthkitCase();
absFiles = skCase.findAllFilesWhere("LOWER(name) LIKE LOWER('%call_history%') "); //NON-NLS //get exact file names
if (absFiles.isEmpty()) {
return;
}
for (AbstractFile AF : absFiles) {
try {
jFile = new java.io.File(Case.getCurrentCase().getTempDirectory(), AF.getName().replaceAll("[<>%|\"/:*\\\\]", ""));
//jFile = new java.io.File(Case.getCurrentCase().getTempDirectory(), i+".txt");
ContentUtils.writeToFile(AF, jFile, context::dataSourceIngestIsCancelled);
//copyFileUsingStreams(AF,jFile);
//copyFileUsingStream(AF,jFile);
dbPath = jFile.toString(); //path of file as string
fileId = AF.getId();
//findContactsInDB(dbPath, fileId);
} catch (Exception e) {
logger.log(Level.SEVERE, "Error parsing Contacts", e); //NON-NLS
}
}
} catch (TskCoreException e) {
logger.log(Level.SEVERE, "Error finding Contacts", e); //NON-NLS
}
}
/**
*
* @param DatabasePath
* @param fId Will create artifact from a database given by the
* path The fileId will be the Abstract file associated
* with the artifacts
*/
@Messages({"ContactAnalyzer.indexError.message=Failed to index contact artifact for keyword search."})
private void findContactsInDB(String DatabasePath, long fId) {
if (DatabasePath == null || DatabasePath.isEmpty()) {
return;
}
try {
Class.forName("org.sqlite.JDBC"); //NON-NLS //load JDBC driver
connection = DriverManager.getConnection("jdbc:sqlite:" + DatabasePath); //NON-NLS
statement = connection.createStatement();
} catch (ClassNotFoundException | SQLException e) {
logger.log(Level.SEVERE, "Error opening database", e); //NON-NLS
}
Case currentCase = Case.getCurrentCase();
SleuthkitCase skCase = currentCase.getSleuthkitCase();
try {
AbstractFile f = skCase.getAbstractFileById(fId);
if (f == null) {
logger.log(Level.SEVERE, "Error getting abstract file " + fId); //NON-NLS
return;
}
try {
// get display_name, mimetype(email or phone number) and data1 (phonenumber or email address depending on mimetype)
//sorted by name, so phonenumber/email would be consecutive for a person if they exist.
resultSet = statement.executeQuery(
"SELECT mimetype,data1, name_raw_contact.display_name AS display_name \n" //NON-NLS
+ "FROM raw_contacts JOIN contacts ON (raw_contacts.contact_id=contacts._id) \n" //NON-NLS
+ "JOIN raw_contacts AS name_raw_contact ON(name_raw_contact_id=name_raw_contact._id) " //NON-NLS
+ "LEFT OUTER JOIN data ON (data.raw_contact_id=raw_contacts._id) \n" //NON-NLS
+ "LEFT OUTER JOIN mimetypes ON (data.mimetype_id=mimetypes._id) \n" //NON-NLS
+ "WHERE mimetype = 'vnd.android.cursor.item/phone_v2' OR mimetype = 'vnd.android.cursor.item/email_v2'\n" //NON-NLS
+ "ORDER BY name_raw_contact.display_name ASC;"); //NON-NLS
BlackboardArtifact bba;
bba = f.newArtifact(BlackboardArtifact.ARTIFACT_TYPE.TSK_CONTACT);
String name;
String oldName = "";
String mimetype; // either phone or email
String data1; // the phone number or email
while (resultSet.next()) {
name = resultSet.getString("display_name"); //NON-NLS
data1 = resultSet.getString("data1"); //NON-NLS
mimetype = resultSet.getString("mimetype"); //NON-NLS
if (name.equals(oldName) == false) {
bba = f.newArtifact(BlackboardArtifact.ARTIFACT_TYPE.TSK_CONTACT);
bba.addAttribute(new BlackboardAttribute(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_NAME, moduleName, name));
}
if (mimetype.equals("vnd.android.cursor.item/phone_v2")) { //NON-NLS
bba.addAttribute(new BlackboardAttribute(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER, moduleName, data1));
} else {
bba.addAttribute(new BlackboardAttribute(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_EMAIL, moduleName, data1));
}
oldName = name;
try {
// index the artifact for keyword search
blackboard.indexArtifact(bba);
} catch (Blackboard.BlackboardException ex) {
logger.log(Level.SEVERE, "Unable to index blackboard artifact " + bba.getArtifactID(), ex); //NON-NLS
MessageNotifyUtil.Notify.error(
Bundle.ContactAnalyzer_indexError_message(), bba.getDisplayName());
}
}
} catch (Exception e) {
logger.log(Level.SEVERE, "Error parsing Contacts to Blackboard", e); //NON-NLS
} finally {
try {
resultSet.close();
statement.close();
connection.close();
} catch (Exception e) {
logger.log(Level.SEVERE, "Error closing database", e); //NON-NLS
}
}
} catch (Exception e) {
logger.log(Level.SEVERE, "Error parsing Contacts to Blackboard", e); //NON-NLS
}
}
public static void copyFileUsingStream(AbstractFile file, File jFile) throws IOException {
InputStream is = new ReadContentInputStream(file);
OutputStream os = new FileOutputStream(jFile);
byte[] buffer = new byte[8192];
int length;
try {
while ((length = is.read(buffer)) != -1) {
os.write(buffer, 0, length);
System.out.println(length);
os.flush();
}
} finally {
is.close();
os.close();
}
}
public static void copyFileUsingStreams(AbstractFile file, File jFile) {
InputStream istream;
OutputStream ostream = null;
int c;
final int EOF = -1;
istream = new ReadContentInputStream(file);
try {
ostream = new FileOutputStream(jFile);
while ((c = istream.read()) != EOF) {
ostream.write(c);
}
} catch (IOException e) {
System.out.println("Error: " + e.getMessage()); //NON-NLS
} finally {
try {
istream.close();
ostream.close();
} catch (IOException e) {
System.out.println("File did not close"); //NON-NLS
}
}
}
}