Package org.parosproxy.paros.extension.scanner

Source Code of org.parosproxy.paros.extension.scanner.AlertTreeModel

/*
*
* Paros and its related class files.
*
* Paros is an HTTP/HTTPS proxy for assessing web application security.
* Copyright (C) 2003-2004 Chinotec Technologies Company
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the Clarified Artistic License
* as published by the Free Software Foundation.
*
* 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
* Clarified Artistic License for more details.
*
* You should have received a copy of the Clarified Artistic License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package org.parosproxy.paros.extension.scanner;

import java.net.URL;

import javax.swing.tree.DefaultTreeModel;

import org.parosproxy.paros.core.scanner.Alert;
import org.parosproxy.paros.view.View;


/**
*
* To change the template for this generated type comment go to
* Window - Preferences - Java - Code Generation - Code and Comments
*/
class AlertTreeModel extends DefaultTreeModel {

  private static final long serialVersionUID = 999680914963274606L;
 
  private int totalInfo = 0;
  private int totalLow = 0;
  private int totalMedium = 0;
  private int totalHigh = 0;

  AlertTreeModel() {
        super(new AlertNode(-1, "Alerts"));
       
    }
   
    // ZAP: Added resetAlertCounts
    public void resetAlertCounts() {
      totalInfo = 0;
      totalLow = 0;
      totalMedium = 0;
      totalHigh = 0;

        View.getSingleton().getMainFrame().getMainFooterPanel().setAlertHigh(0);
        View.getSingleton().getMainFrame().getMainFooterPanel().setAlertMedium(0);
        View.getSingleton().getMainFrame().getMainFooterPanel().setAlertLow(0);
        View.getSingleton().getMainFrame().getMainFooterPanel().setAlertInfo(0);

      AlertNode parent = (AlertNode) getRoot();
      if (parent != null) {
        parent.resetErrorCount();
      }
    }
   
    // Zap: Added icons to tree
    private String getRiskString (Alert alert) {
      // Note that the number comments are to ensure the right ordering in the tree :)
    URL url = null;
      if (alert.getReliability() == Alert.FALSE_POSITIVE) {
        url = getClass().getResource("/resource/icons/flag_green.png");
        return "<html><!--5--><img src=\"" + url + "\">&nbsp;" + alert.getAlert() + "<html>"; // 'Green flag' icon
      }
      switch (alert.getRisk()) {
      case Alert.RISK_INFO:
        url = getClass().getResource("/resource/icons/flag_blue.png");
        return "<html><!--4--><img src=\"" + url + "\">&nbsp;" + alert.getAlert() + "<html>"; // 'Blue flag' icon
      case Alert.RISK_LOW:
        url = getClass().getResource("/resource/icons/flag_yellow.png");
        return "<html><!--3--><img src=\"" + url + "\">&nbsp;" + alert.getAlert() + "<html>"; // 'Yellow flag' icon
      case Alert.RISK_MEDIUM:
        url = getClass().getResource("/resource/icons/flag_orange.png");
        return "<html><!--2--><img src=\"" + url + "\">&nbsp;" + alert.getAlert() + "<html>"; // 'Orange flag' icon
      case Alert.RISK_HIGH:
        url = getClass().getResource("/resource/icons/flag_red.png");
        return "<html><!--1--><img src=\"" + url + "\">&nbsp;" + alert.getAlert() + "<html>"; // 'Red flag' icon
        default:
          return alert.getAlert();
      }
    }
   
    private synchronized void incAlertCount (Alert alert) {
      if (alert.getReliability() == Alert.FALSE_POSITIVE) {
        return;
      }
      switch (alert.getRisk()) {
      case Alert.RISK_INFO:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertInfo(++totalInfo);
            break;
      case Alert.RISK_LOW:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertLow(++totalLow);
            break;
      case Alert.RISK_MEDIUM:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertMedium(++totalMedium);
            break;
      case Alert.RISK_HIGH:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertHigh(++totalHigh);
            break;
      }
    }
   
    private synchronized void decAlertCount (Alert alert) {
      if (alert.getReliability() == Alert.FALSE_POSITIVE) {
        return;
      }
      switch (alert.getRisk()) {
      case Alert.RISK_INFO:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertInfo(--totalInfo);
            break;
      case Alert.RISK_LOW:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertLow(--totalLow);
            break;
      case Alert.RISK_MEDIUM:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertMedium(--totalMedium);
            break;
      case Alert.RISK_HIGH:
            View.getSingleton().getMainFrame().getMainFooterPanel().setAlertHigh(--totalHigh);
            break;
      }
    }
       
    /**
     *
     * @param msg
     * @return true if the node is added.  False if not.
     */
    synchronized void addPath(Alert alert) {    
        AlertNode parent = (AlertNode) getRoot();
        String alertNodeName = getRiskString(alert);
       
        try {
            parent = findAndAddChild(parent, alertNodeName, null);
            parent = findAndAddLeaf(parent, alert.getUri().toString(), alert);
        } catch (Exception e) {
            e.printStackTrace();
        }
       
    }
   
    private AlertNode findLeafNodeForAlert(AlertNode parent, Alert alert) {
        for (int i=0; i<parent.getChildCount(); i++) {
            AlertNode child = (AlertNode) parent.getChildAt(i);
            if (child.getChildCount() == 0) {
              // Its a leaf node
            if (child.getUserObject() != null &&
                ((Alert)child.getUserObject()).getAlertId() == alert.getAlertId()) {
              return child;
            }
            } else {
              // check its children
            AlertNode node = findLeafNodeForAlert(child, alert);
            if (node != null) {
              return node;
            }
            }
        }
      return null;
    }
   
    synchronized void updatePath(Alert originalAlert, Alert alert) {

      if (originalAlert !=null) {
        // Correct the global counts
        this.decAlertCount(originalAlert);
      }

        AlertNode node = findLeafNodeForAlert((AlertNode) getRoot(), alert);
        if (node != null) {
         
          // Remove the old version
          AlertNode parent = (AlertNode) node.getParent();
          if (originalAlert.getReliability() != Alert.FALSE_POSITIVE) {
              parent.decErrorCount();
          }

          this.removeNodeFromParent(node);
            // TODO need to call this.valueForPathChanged(path, newValue) ??
         
          if (parent.getChildCount() == 0) {
            // Parent has no other children, remove it also
            this.removeNodeFromParent(parent);
          }
        }
        // Add it back in again
        this.addPath(alert);
    }
   
    private AlertNode findAndAddChild(AlertNode parent, String nodeName, Alert alert) {
        AlertNode result = findChild(parent, nodeName);
        if (result == null) {
          AlertNode newNode = new AlertNode(-1, nodeName);
            int pos = parent.getChildCount();
            for (int i=0; i< parent.getChildCount(); i++) {
                if (nodeName.compareToIgnoreCase(parent.getChildAt(i).toString()) <= 0) {
                    pos = i;
                    break;
                }
            }
            insertNodeInto(newNode, parent, pos);
            result = newNode;
            result.setUserObject(alert);
        }
        return result;
    }

    private AlertNode findAndAddLeaf(AlertNode parent, String nodeName, Alert alert) {
        AlertNode result = findLeaf(parent, nodeName, alert);
       
        if (result == null) {
          AlertNode newNode = new AlertNode(alert.getRisk(), nodeName);
            int pos = parent.getChildCount();
            for (int i=0; i< parent.getChildCount(); i++) {
              String childName = ((AlertNode)parent.getChildAt(i)).getNodeName();
                if (nodeName.compareToIgnoreCase(childName) <= 0) {
                    pos = i;
                    break;
                }
            }
           
            insertNodeInto(newNode, parent, pos);
            result = newNode;
            result.setUserObject(alert);
           
            //Zap: Increment the error counts in alerts the tree
          if (alert.getReliability() != Alert.FALSE_POSITIVE) {
                newNode.incErrorCount();
                this.incAlertCount(alert);
          }
          this.nodeChanged(newNode);
        }
        return result;
    }

   
    private AlertNode findChild(AlertNode parent, String nodeName) {
        for (int i=0; i<parent.getChildCount(); i++) {
            AlertNode child = (AlertNode) parent.getChildAt(i);
            if (child.getNodeName().equals(nodeName)) {
                return child;
            }
        }
        return null;
    }

    private AlertNode findLeaf(AlertNode parent, String nodeName, Alert alert) {
        for (int i=0; i<parent.getChildCount(); i++) {
            AlertNode child = (AlertNode) parent.getChildAt(i);
            if (child.getNodeName().equals(nodeName)) {
                if (child.getUserObject() == null) {
                    return null;
                }
               
                Alert tmp = (Alert) child.getUserObject();

                if (tmp.getParam().equals(alert.getParam())) {;
                  return child;
                }
            }
        }
        return null;
    }

   
}
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