mirror of
https://github.com/overcuriousity/autopsy-flatpak.git
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219 lines
8.4 KiB
Java
219 lines
8.4 KiB
Java
/*
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*
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* Autopsy Forensic Browser
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*
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* Copyright 2012-2018 Basis Technology Corp.
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*
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* Copyright 2012 42six Solutions.
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* Contact: aebadirad <at> 42six <dot> com
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* Project Contact/Architect: carrier <at> sleuthkit <dot> org
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.sleuthkit.autopsy.recentactivity;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.nio.MappedByteBuffer;
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import java.nio.channels.FileChannel;
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import java.nio.charset.Charset;
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import java.sql.ResultSet;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.List;
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import java.util.Objects;
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import java.util.StringTokenizer;
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import java.util.logging.Level;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import org.sleuthkit.autopsy.casemodule.Case;
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import org.sleuthkit.autopsy.casemodule.NoCurrentCaseException;
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import org.sleuthkit.autopsy.casemodule.services.FileManager;
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import org.sleuthkit.autopsy.coreutils.Logger;
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import org.sleuthkit.autopsy.coreutils.SQLiteDBConnect;
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import org.sleuthkit.datamodel.AbstractFile;
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import org.sleuthkit.datamodel.Content;
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import org.sleuthkit.datamodel.TskCoreException;
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/**
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*
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* @author Alex
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*/
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class Util {
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private static Logger logger = Logger.getLogger(Util.class.getName());
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private Util() {
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}
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public static boolean pathexists(String path) {
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File file = new File(path);
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boolean exists = file.exists();
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return exists;
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}
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public static String utcConvert(String utc) {
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SimpleDateFormat formatter = new SimpleDateFormat("MM-dd-yyyy HH:mm");
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String tempconvert = formatter.format(new Date(Long.parseLong(utc)));
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return tempconvert;
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}
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public static String readFile(String path) throws IOException {
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try (FileInputStream stream = new FileInputStream(new File(path))) {
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FileChannel fc = stream.getChannel();
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MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
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/*
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* Instead of using default, pass in a decoder.
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*/
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return Charset.defaultCharset().decode(bb).toString();
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}
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}
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public static String getBaseDomain(String url) {
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//JIRA-2384: There is no utility in apache or guave to do this for us?
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//strip protocol
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String cleanUrl = url.replaceFirst(".*:\\/\\/", "");
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//strip after slashes
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String dirToks[] = cleanUrl.split("\\/");
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String host = (dirToks.length > 0) ? dirToks[0] : cleanUrl;
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//get the domain part from host (last 2)
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StringTokenizer tok = new StringTokenizer(host, ".");
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StringBuilder hostB = new StringBuilder();
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int toks = tok.countTokens();
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for (int count = 0; count < toks; ++count) {
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String part = tok.nextToken();
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int diff = toks - count;
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if (diff < 3) {
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hostB.append(part);
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}
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if (diff == 2) {
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hostB.append(".");
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}
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}
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return hostB.toString();
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}
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public static String extractDomain(String value) {
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//JIRA-2384: There is no utility in apache or guave to do this for us?
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if (value == null) {
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return "";
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}
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String result = "";
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// String domainPattern = "(\\w+)\\.(AC|AD|AE|AERO|AF|AG|AI|AL|AM|AN|AO|AQ|AR|ARPA|AS|ASIA|AT|AU|AW|AX|AZ|BA|BB|BD|BE|BF|BG|BH|BI|BIZ|BJ|BM|BN|BO|BR|BS|BT|BV|BW|BY|BZ|CA|CAT|CC|CD|CF|CG|CH|CI|CK|CL|CM|CN|CO|COM|COOP|CR|CU|CV|CW|CX|CY|CZ|DE|DJ|DK|DM|DO|DZ|EC|EDU|EE|EG|ER|ES|ET|EU|FI|FJ|FK|FM|FO|FR|GA|GB|GD|GE|GF|GG|GH|GI|GL|GM|GN|GOV|GP|GQ|GR|GS|GT|GU|GW|GY|HK|HM|HN|HR|HT|HU|ID|IE|IL|IM|IN|INFO|INT|IO|IQ|IR|IS|IT|JE|JM|JO|JOBS|JP|KE|KG|KH|KI|KM|KN|KP|KR|KW|KY|KZ|LA|LB|LC|LI|LK|LR|LS|LT|LU|LV|LY|MA|MC|MD|ME|MG|MH|MIL|MK|ML|MM|MN|MO|MOBI|MP|MQ|MR|MS|MT|MU|MUSEUM|MV|MW|MX|MY|MZ|NA|NAME|NC|NE|NET|NF|NG|NI|NL|NO|NP|NR|NU|NZ|OM|ORG|PA|PE|PF|PG|PH|PK|PL|PM|PN|PR|PRO|PS|PT|PW|PY|QA|RE|RO|RS|RU|RW|SA|SB|SC|SD|SE|SG|SH|SI|SJ|SK|SL|SM|SN|SO|SR|ST|SU|SV|SX|SY|SZ|TC|TD|TEL|TF|TG|TH|TJ|TK|TL|TM|TN|TO|TP|TR|TRAVEL|TT|TV|TW|TZ|UA|UG|UK|US|UY|UZ|VA|VC|VE|VG|VI|VN|VU|WF|WS|XXX|YE|YT|ZA|ZM|ZW(co\\.[a-z].))";
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// Pattern p = Pattern.compile(domainPattern,Pattern.CASE_INSENSITIVE);
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// Matcher m = p.matcher(value);
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// while (m.find()) {
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// result = value.substring(m.start(0),m.end(0));
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// }
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try {
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URL url = new URL(value);
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result = url.getHost();
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} catch (MalformedURLException ex) {
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//do not log if not a valid URL, and handle later
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//Logger.getLogger(Util.class.getName()).log(Level.SEVERE, null, ex);
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}
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//was not a valid URL, try a less picky method
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if (result == null || result.trim().isEmpty()) {
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return getBaseDomain(value);
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}
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return result;
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}
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public static String getFileName(String value) {
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String filename = "";
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String filematch = "^([a-zA-Z]\\:)(\\\\[^\\\\/:*?<>\"|]*(?<!\\[ \\]))*(\\.[a-zA-Z]{2,6})$"; //NON-NLS
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Pattern p = Pattern.compile(filematch, Pattern.CASE_INSENSITIVE | Pattern.DOTALL | Pattern.COMMENTS);
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Matcher m = p.matcher(value);
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if (m.find()) {
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filename = m.group(1);
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}
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int lastPos = value.lastIndexOf('\\');
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filename = (lastPos < 0) ? value : value.substring(lastPos + 1);
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return filename.toString();
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}
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public static String getPath(String txt) {
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String path = "";
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//String drive ="([a-z]:\\\\(?:[-\\w\\.\\d]+\\\\)*(?:[-\\w\\.\\d]+)?)"; // Windows drive
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String drive = "([a-z]:\\\\\\S.+)"; //NON-NLS
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Pattern p = Pattern.compile(drive, Pattern.CASE_INSENSITIVE | Pattern.COMMENTS);
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Matcher m = p.matcher(txt);
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if (m.find()) {
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path = m.group(1);
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} else {
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String network = "(\\\\(?:\\\\[^:\\s?*\"<>|]+)+)"; // Windows network NON-NLS
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Pattern p2 = Pattern.compile(network, Pattern.CASE_INSENSITIVE | Pattern.DOTALL);
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Matcher m2 = p2.matcher(txt);
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if (m2.find()) {
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path = m2.group(1);
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}
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}
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return path;
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}
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public static long findID(Content dataSource, String path) {
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String parent_path = path.replace('\\', '/'); // fix Chrome paths
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if (parent_path.length() > 2 && parent_path.charAt(1) == ':') {
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parent_path = parent_path.substring(2); // remove drive letter (e.g., 'C:')
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}
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int index = parent_path.lastIndexOf('/');
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String name = parent_path.substring(++index);
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parent_path = parent_path.substring(0, index);
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List<AbstractFile> files = null;
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try {
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FileManager fileManager = Case.getCurrentCaseThrows().getServices().getFileManager();
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files = fileManager.findFiles(dataSource, name, parent_path);
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} catch (TskCoreException | NoCurrentCaseException ex) {
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logger.log(Level.WARNING, "Error fetching 'index.data' files for Internet Explorer history."); //NON-NLS
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}
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if (files == null || files.isEmpty()) {
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return -1;
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}
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return files.get(0).getId();
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}
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public static boolean checkColumn(String column, String tablename, String connection) {
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String query = "PRAGMA table_info(" + tablename + ")"; //NON-NLS
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try (SQLiteDBConnect tempdbconnect = new SQLiteDBConnect("org.sqlite.JDBC", "jdbc:sqlite:" + connection); //NON-NLS
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ResultSet temprs = tempdbconnect.executeQry(query);) {
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while (temprs.next()) {
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if (Objects.equals(temprs.getString("name"), column)) { //NON-NLS
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return true;
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}
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}
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} catch (Exception ex) {
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logger.log(Level.WARNING, "Error while trying to get columns from sqlite db." + connection, ex); //NON-NLS
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}
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return false;
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}
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}
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