Autopsy  4.19.3
Graphical digital forensics platform for The Sleuth Kit and other tools.
ThreadChildNodeFactory.java
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1 /*
2  * Autopsy Forensic Browser
3  *
4  * Copyright 2019 Basis Technology Corp.
5  * Contact: carrier <at> sleuthkit <dot> org
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  * http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  */
19 package org.sleuthkit.autopsy.communications.relationships;
20 
21 import java.util.Comparator;
22 import java.util.HashMap;
23 import java.util.List;
24 import java.util.Map;
25 import java.util.Set;
26 import java.util.logging.Level;
27 import javax.swing.Action;
28 import org.openide.nodes.AbstractNode;
29 import org.openide.nodes.ChildFactory;
30 import org.openide.nodes.Children;
31 import org.openide.nodes.Node;
32 import org.openide.nodes.Sheet;
35 import org.sleuthkit.datamodel.BlackboardArtifact;
36 import org.sleuthkit.datamodel.BlackboardAttribute;
37 import org.sleuthkit.datamodel.Content;
38 import org.sleuthkit.datamodel.TskCoreException;
39 
45 final class ThreadChildNodeFactory extends ChildFactory<BlackboardArtifact> {
46 
47  private static final Logger logger = Logger.getLogger(ThreadChildNodeFactory.class.getName());
48 
49  private SelectionInfo selectionInfo;
50 
51  private final Action preferredAction;
52 
60  ThreadChildNodeFactory(Action preferredAction) {
61  this.preferredAction = preferredAction;
62  }
63 
69  public void refresh(SelectionInfo selectionInfo) {
70  this.selectionInfo = selectionInfo;
71  refresh(true);
72  }
73 
82  @Override
83  protected boolean createKeys(List<BlackboardArtifact> list) {
84  if(selectionInfo == null) {
85  return true;
86  }
87 
88  try {
89  final Set<Content> relationshipSources = selectionInfo.getRelationshipSources();
90  createRootMessageKeys(list, relationshipSources) ;
91  } catch (TskCoreException ex) {
92  logger.log(Level.SEVERE, "Failed to load relationship sources.", ex); //NON-NLS
93  return false;
94  }
95 
96  return true;
97  }
98 
110  private boolean createRootMessageKeys(List<BlackboardArtifact> list, Set<Content> relationshipSources) throws TskCoreException{
111  Map<String, BlackboardArtifact> rootMessageMap = new HashMap<>();
112  for(Content content: relationshipSources) {
113  if(!(content instanceof BlackboardArtifact)) {
114  continue;
115  }
116 
117  BlackboardArtifact bba = (BlackboardArtifact) content;
118  BlackboardArtifact.ARTIFACT_TYPE fromID = BlackboardArtifact.ARTIFACT_TYPE.fromID(bba.getArtifactTypeID());
119 
120  if (fromID == BlackboardArtifact.ARTIFACT_TYPE.TSK_EMAIL_MSG
121  || fromID == BlackboardArtifact.ARTIFACT_TYPE.TSK_MESSAGE) {
122 
123  // We want email and message artifacts that do not have "threadIDs" to appear as one thread in the UI
124  // To achive this assign any artifact that does not have a threadID
125  // the "UNTHREADED_ID"
126  String threadID = MessageNode.UNTHREADED_ID;
127 
128  BlackboardAttribute attribute = bba.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_THREAD_ID));
129 
130  if(attribute != null) {
131  threadID = attribute.getValueString();
132  }
133 
134  BlackboardArtifact tableArtifact = rootMessageMap.get(threadID);
135  if(tableArtifact == null) {
136  rootMessageMap.put(threadID, bba);
137  } else {
138  // Get the date of the message
139  BlackboardAttribute tableAttribute = null;
140  switch(fromID) {
141  case TSK_EMAIL_MSG:
142  tableAttribute = tableArtifact.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_SENT));
143  attribute = bba.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_SENT));
144  // put the earliest message into the table
145  if(tableAttribute != null
146  && attribute != null
147  && tableAttribute.getValueLong() > attribute.getValueLong()) {
148  rootMessageMap.put(threadID, bba);
149  }
150  break;
151  case TSK_MESSAGE:
152  tableAttribute = tableArtifact.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME));
153  attribute = bba.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME));
154  // put the earliest message into the table
155  if(tableAttribute != null
156  && attribute != null
157  && tableAttribute.getValueLong() < attribute.getValueLong()) {
158  rootMessageMap.put(threadID, bba);
159  }
160  break;
161  case TSK_CALLLOG:
162  tableAttribute = tableArtifact.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_START));
163  attribute = bba.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_START));
164  // put the earliest message into the table
165  if(tableAttribute != null
166  && attribute != null
167  && tableAttribute.getValueLong() > attribute.getValueLong()) {
168  rootMessageMap.put(threadID, bba);
169  }
170  break;
171  }
172 
173 
174  }
175  }
176  }
177 
178  for(BlackboardArtifact bba: rootMessageMap.values()) {
179  list.add(bba);
180  }
181 
182  list.sort(new ThreadDateComparator());
183 
184  return true;
185  }
186 
187  @Override
188  protected Node createNodeForKey(BlackboardArtifact bba) {
189  BlackboardAttribute attribute = null;
190  try {
191  attribute = bba.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_THREAD_ID));
192  } catch (TskCoreException ex) {
193  logger.log(Level.WARNING, String.format("Unable to get threadID for artifact: %s", bba.getName()), ex);
194  }
195 
196  if (attribute != null) {
197  return new ThreadNode(bba, attribute.getValueString(), preferredAction);
198  } else {
199  // Only one of these should occur.
200  return new UnthreadedNode();
201  }
202  }
203 
207  final class UnthreadedNode extends AbstractNode {
211  UnthreadedNode() {
212  super(Children.LEAF);
213  setDisplayName("Unthreaded");
214  this.setIconBaseWithExtension("org/sleuthkit/autopsy/communications/images/unthreaded.png" );
215  }
216 
217  @Override
218  protected Sheet createSheet() {
219  Sheet sheet = super.createSheet();
220  Sheet.Set sheetSet = sheet.get(Sheet.PROPERTIES);
221  if (sheetSet == null) {
222  sheetSet = Sheet.createPropertiesSet();
223  sheet.put(sheetSet);
224  }
225 
226  // Give this node a threadID of "UNTHEADED_ID"
227  sheetSet.put(new NodeProperty<>("ThreadID", "ThreadID","",MessageNode.UNTHREADED_ID));
228 
229  return sheet;
230  }
231  }
232 
240  class ThreadDateComparator implements Comparator<BlackboardArtifact> {
241 
242  @Override
243  public int compare(BlackboardArtifact bba1, BlackboardArtifact bba2) {
244  BlackboardAttribute attribute1 = null;
245  BlackboardAttribute attribute2 = null;
246  // Inializing to Long.MAX_VALUE so that if a BlackboardArtifact of
247  // any unexpected type is passed in, it will bubble to the top of
248  // the list.
249  long dateTime1 = Long.MAX_VALUE;
250  long dateTime2 = Long.MAX_VALUE;
251 
252  if (bba1 != null) {
253  BlackboardArtifact.ARTIFACT_TYPE fromID = BlackboardArtifact.ARTIFACT_TYPE.fromID(bba1.getArtifactTypeID());
254  if (fromID != null) {
255  try {
256  switch (fromID) {
257  case TSK_EMAIL_MSG:
258  attribute1 = bba1.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_SENT));
259 
260  break;
261  case TSK_MESSAGE:
262  attribute1 = bba1.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME));
263 
264  break;
265  case TSK_CALLLOG:
266  attribute1 = bba1.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_START));
267 
268  break;
269  }
270  } catch (TskCoreException ex) {
271  logger.log(Level.WARNING, String.format("Unable to compare attributes for artifact %d", bba1.getArtifactID()), ex);
272  }
273  }
274  }
275 
276  if (bba1 != null) {
277  BlackboardArtifact.ARTIFACT_TYPE fromID = BlackboardArtifact.ARTIFACT_TYPE.fromID(bba2.getArtifactTypeID());
278  if (fromID != null) {
279  try {
280  switch (fromID) {
281  case TSK_EMAIL_MSG:
282  attribute2 = bba2.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_SENT));
283  break;
284  case TSK_MESSAGE:
285  attribute2 = bba2.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME));
286  break;
287  case TSK_CALLLOG:
288  attribute2 = bba2.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DATETIME_START));
289  break;
290  }
291  } catch (TskCoreException ex) {
292  logger.log(Level.WARNING, String.format("Unable to compare attributes for artifact %d", bba2.getArtifactID()), ex);
293  }
294  }
295  }
296 
297  if (attribute1 != null) {
298  dateTime1 = attribute1.getValueLong();
299  }
300 
301  if (attribute2 != null) {
302  dateTime2 = attribute2.getValueLong();
303  }
304 
305  return Long.compare(dateTime1, dateTime2) * -1;
306  }
307  }
308 }

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