1 |
//---PACKAGE DECLARATION--- |
2 |
package uk.ac.ukc.iscream.client.alerters; |
3 |
|
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//---IMPORTS--- |
5 |
import uk.ac.ukc.iscream.client.*; |
6 |
import uk.ac.ukc.iscream.core.*; |
7 |
import uk.ac.ukc.iscream.util.*; |
8 |
import uk.ac.ukc.iscream.componentmanager.*; |
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|
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import java.io.*; |
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import java.net.*; |
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import java.util.*; |
13 |
import java.text.*; |
14 |
|
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/** |
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* This Alert sends an IRC message. |
17 |
* |
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* Clean shutdown could be achieved by stopping the run() method in the |
19 |
* IRCBot inner class. |
20 |
* |
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* @author $Author: tdb1 $ |
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* @version $Id: IRC__Alerter.java,v 1.16 2001/03/05 23:12:43 tdb1 Exp $ |
23 |
*/ |
24 |
public class IRC__Alerter implements PluginAlerter { |
25 |
|
26 |
//---FINAL ATTRIBUTES--- |
27 |
|
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/** |
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* The current CVS revision of this class |
30 |
*/ |
31 |
public final String REVISION = "$Revision: 1.16 $"; |
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|
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/** |
34 |
* A description of this alerter |
35 |
*/ |
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public final String DESC = "Sends alerts on an IRC channel"; |
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|
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/** |
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* The default reconnect delay in seconds |
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*/ |
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public final int DEFAULT_RECONNECT_DELAY = 30; |
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|
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public final String DEFAULT_LEVEL = Alert.alertLevels[0]; |
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|
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public final String NOT_CONFIGURED = "<NOT CONFIGURED>"; |
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|
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//---STATIC METHODS--- |
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|
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//---CONSTRUCTORS--- |
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|
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public IRC__Alerter() { |
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|
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// connect to the IRC server |
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_ircbot = new IRCBot(); |
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_ircbot.start(); |
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_startTime = System.currentTimeMillis(); |
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|
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_logger.write(toString(), Logger.SYSINIT, "IRC Alerter started"); |
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} |
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|
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//---PUBLIC METHODS--- |
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|
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public void sendAlert(Alert alert) { |
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// only send alerts if we're active |
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if(_active) { |
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ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
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|
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String levelName; |
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try { |
70 |
levelName = cp.getProperty(_name, "Alerter.IRC.level"); |
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} catch (PropertyNotFoundException e) { |
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levelName = DEFAULT_LEVEL; |
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_logger.write(toString(), Logger.WARNING, "Alerter.IRC.level value unavailable using default of " + levelName); |
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} |
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int level = StringUtils.getStringPos(levelName, Alert.alertLevels); |
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// only send if it's equal (or above) our level |
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if(((alert.getLevel() == 0) && (alert.getLastLevel() >= level)) || (alert.getLevel() >= level)) { |
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String alertType = Alert.alertLevels[alert.getLevel()]; |
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String thresholdType = Alert.thresholdLevels[alert.getThreshold()]; |
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String timeFirstSince = DateUtils.formatTime(System.currentTimeMillis() - alert.getInitialAlertTime(), "%DAYS% days, %HOURS% hours, %MINS% mins, and %SECS% secs"); |
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String timeFirstOccured = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT, Locale.UK).format(new Date(alert.getInitialAlertTime())); |
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// sort out the message |
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String message; |
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try { |
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message = cp.getProperty(_name, "Alerter.IRC.message"); |
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} catch (PropertyNotFoundException e) { |
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message = NOT_CONFIGURED; |
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_logger.write(toString(), Logger.WARNING, "Alerter.IRC.message value unavailable using default of " + message); |
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} |
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|
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message = StringUtils.replaceText(message, "%level%", alertType); |
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message = StringUtils.replaceText(message, "%threshold%", thresholdType); |
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message = StringUtils.replaceText(message, "%source%", alert.getSource()); |
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message = StringUtils.replaceText(message, "%value%", alert.getValue()); |
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message = StringUtils.replaceText(message, "%thresholdValue%", alert.getThresholdValue()); |
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message = StringUtils.replaceText(message, "%attributeName%", alert.getAttributeName()); |
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message = StringUtils.replaceText(message, "%timeTillNextAlert%", getTimeString(Long.parseLong(alert.getTimeTillNextAlert()))); |
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message = StringUtils.replaceText(message, "%timeSinceFirstAlert%", timeFirstSince); |
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message = StringUtils.replaceText(message, "%timeOfFirstAlert%", timeFirstOccured); |
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|
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// send the message |
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_logger.write(toString(), Logger.DEBUG, "Sending " + _name + " at "+ alertType + " level"); |
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_ircbot.sendMsg(message); |
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_lastAlert = message; |
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_lastAlertTime = System.currentTimeMillis(); |
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_alertCount ++; |
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} |
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} |
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} |
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|
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/** |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.ac.ukc.iscream.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return FormatName.getName( |
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_name, |
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getClass().getName(), |
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REVISION); |
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} |
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|
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/** |
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* return the String representation of what the filter does |
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*/ |
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public String getDescription(){ |
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return DESC; |
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} |
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|
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//---PRIVATE METHODS--- |
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|
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private String getTimeString(long time) { |
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String timeString = null; |
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if (time >= 60) { |
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timeString = (time / 60) + " minute(s)"; |
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} else if (time >= 3600) { |
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timeString = ((time/60) / 60) + " hour(s)"; |
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} else { |
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timeString = time + " second(s)"; |
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} |
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return timeString; |
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} |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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//---ATTRIBUTES--- |
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|
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/** |
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* A reference to the IRCBot |
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*/ |
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private IRCBot _ircbot; |
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|
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/** |
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* Are we "active" |
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*/ |
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private boolean _active = false; |
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|
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/** |
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* The last alert that was sent |
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*/ |
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private String _lastAlert = "no alerts have been sent"; |
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|
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/** |
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* The time of the last alert |
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*/ |
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private long _lastAlertTime = -1; |
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|
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/** |
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* Number of alerts sent |
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*/ |
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private long _alertCount = 0; |
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|
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/** |
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* Time of IRCBot startup |
179 |
*/ |
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private long _startTime; |
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|
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/** |
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* This is the friendly identifier of the |
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* component this class is running in. |
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* eg, a Filter may be called "filter1", |
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* If this class does not have an owning |
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* component, a name from the configuration |
188 |
* can be placed here. This name could also |
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* be changed to null for utility classes. |
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*/ |
191 |
private String _name = "IRC Alert"; |
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|
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/** |
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* This holds a reference to the |
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* system logger that is being used. |
196 |
*/ |
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private Logger _logger = ReferenceManager.getInstance().getLogger(); |
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|
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//---STATIC ATTRIBUTES--- |
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|
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//---INNER CLASSES--- |
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|
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/** |
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* This class provides some basic IRCBot functionality. It connects |
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* to a specified server, and will remain there until told to |
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* leave. Whilst connected it can send a message or a notice to |
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* the server. |
208 |
*/ |
209 |
class IRCBot extends Thread { |
210 |
|
211 |
public static final String DEFAULT_STARTUP_NOTICE = "i-scream ircbot starting..."; |
212 |
|
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/** |
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* Main thread loop, this part of the class listens for |
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* messages from the server, and acts accordingly. At the |
216 |
* present moment it only responds to pings. |
217 |
*/ |
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public void run() { |
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// so we can stop if required |
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boolean run = true; |
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while(run) { |
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// flag so we can stop the loop |
223 |
boolean doRead = true; |
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// get the startup notice |
225 |
String startupNotice; |
226 |
try { |
227 |
startupNotice = ConfigurationProxy.getInstance().getProperty(_name, "Alerter.IRC.startupNotice"); |
228 |
} catch (PropertyNotFoundException e) { |
229 |
startupNotice = DEFAULT_STARTUP_NOTICE; |
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_logger.write(this.toString(), Logger.WARNING, "Configuration error: "+e); |
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} |
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// connect to the IRC server |
233 |
try { |
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connect(); |
235 |
sendNotice(startupNotice); |
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} catch(IOException e) { |
237 |
doRead=false; |
238 |
_logger.write(this.toString(), Logger.ERROR, "Error connecting: "+e); |
239 |
} |
240 |
while(doRead) { |
241 |
try { |
242 |
// read a command |
243 |
String cmd = _socketIn.readLine(); |
244 |
// if we have a null, we've lost contact |
245 |
if(cmd == null) { |
246 |
throw new IOException("End of stream reached"); |
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} |
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// let another method deal with the input |
249 |
handleInput(cmd); |
250 |
} catch (IOException e) { |
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// comms failure, maybe our link is dead. |
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_logger.write(this.toString(), Logger.ERROR, "Communication error: "+e); |
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// stop, and loop round for a reconnect. |
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doRead = false; |
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} |
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} |
257 |
// make sure we're disconnected |
258 |
try { |
259 |
disconnect(); |
260 |
} catch (IOException e) { |
261 |
_logger.write(this.toString(), Logger.ERROR, "Communication error: "+e); |
262 |
} |
263 |
|
264 |
// comms have failed, so wait a while and reconnect |
265 |
int delayTime = 0; |
266 |
try { |
267 |
delayTime = Integer.parseInt(ConfigurationProxy.getInstance().getProperty(_name, "Alerter.IRC.reconnectDelay")); |
268 |
} catch (NumberFormatException e) { |
269 |
delayTime = DEFAULT_RECONNECT_DELAY; |
270 |
_logger.write(this.toString(), Logger.WARNING, "Erronous Alerter.IRC.reconnectDelay value in configuration using default of " + delayTime + " seconds"); |
271 |
} catch (PropertyNotFoundException e) { |
272 |
delayTime = DEFAULT_RECONNECT_DELAY; |
273 |
_logger.write(this.toString(), Logger.WARNING, "Alerter.IRC.reconnectDelay value unavailable using default of " + delayTime + " seconds"); |
274 |
} |
275 |
try { |
276 |
Thread.sleep(delayTime * 1000); |
277 |
} catch (InterruptedException e) {} |
278 |
} |
279 |
// maybe disconnect here ? - shutdown method not implemented yet |
280 |
//disconnect(); |
281 |
} |
282 |
|
283 |
/** |
284 |
* Sends a message to the channel. |
285 |
* |
286 |
* @param msg The message to send |
287 |
*/ |
288 |
public void sendMsg(String msg) { |
289 |
_socketOut.println("PRIVMSG "+_channel+" :"+msg); |
290 |
// wait a second before returning... |
291 |
// this ensures messages can't be sent too fast |
292 |
try {Thread.sleep(1000);} catch (InterruptedException e) {} |
293 |
} |
294 |
|
295 |
/** |
296 |
* Sends a message to the channel. |
297 |
* |
298 |
* @param user The user to send to |
299 |
* @param msg The message to send |
300 |
*/ |
301 |
public void sendPrivMsg(String user, String msg) { |
302 |
_socketOut.println("PRIVMSG "+user+" :"+msg); |
303 |
// wait a second before returning... |
304 |
// this ensures messages can't be sent too fast |
305 |
try {Thread.sleep(1000);} catch (InterruptedException e) {} |
306 |
} |
307 |
|
308 |
/** |
309 |
* Sends an action to the channel. |
310 |
* |
311 |
* @param msg the action message |
312 |
*/ |
313 |
public void sendAction(String msg) { |
314 |
char esc = 001; |
315 |
sendMsg(esc+"ACTION "+msg+esc); |
316 |
// wait a second before returning... |
317 |
// this ensures messages can't be sent too fast |
318 |
try {Thread.sleep(1000);} catch (InterruptedException e) {} |
319 |
} |
320 |
|
321 |
/** |
322 |
* Sends a notice to the channel. |
323 |
* |
324 |
* @param msg The notice to send |
325 |
*/ |
326 |
public void sendNotice(String msg) { |
327 |
_socketOut.println("NOTICE "+_channel+" :"+msg); |
328 |
// wait a second before returning... |
329 |
// this ensures messages can't be sent too fast |
330 |
try {Thread.sleep(1000);} catch (InterruptedException e) {} |
331 |
} |
332 |
|
333 |
/** |
334 |
* Connect to the IRC server, log in, and join the channel. |
335 |
* |
336 |
* @throws IOException if the connection fails |
337 |
*/ |
338 |
public void connect() throws IOException { |
339 |
ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
340 |
// setup the socket, reader and writer |
341 |
String server; |
342 |
int port; |
343 |
try { |
344 |
server = cp.getProperty(_name, "Alerter.IRC.IRCServer"); |
345 |
port = Integer.parseInt(cp.getProperty(_name, "Alerter.IRC.IRCPort")); |
346 |
} catch (PropertyNotFoundException e) { |
347 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
348 |
throw new IOException("Can't get irc server details due to configuration error"); |
349 |
} catch (NumberFormatException e) { |
350 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
351 |
throw new IOException("Can't get irc server details due to malformed configuration"); |
352 |
} |
353 |
_socket = new Socket(server, port); |
354 |
_socketIn = new BufferedReader(new InputStreamReader(_socket.getInputStream())); |
355 |
_socketOut = new PrintWriter(_socket.getOutputStream(), true); |
356 |
//_socketOut.println("PASS"); |
357 |
// send USER details |
358 |
String user, comment; |
359 |
try { |
360 |
user = cp.getProperty(_name, "Alerter.IRC.user"); |
361 |
comment = cp.getProperty(_name, "Alerter.IRC.comment"); |
362 |
} catch (PropertyNotFoundException e) { |
363 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
364 |
throw new IOException("Can't get user details due to configuration error"); |
365 |
} |
366 |
_socketOut.println("USER "+user+" 8 * :"+comment); |
367 |
// attempt to get a nick |
368 |
String nickList; |
369 |
try { |
370 |
nickList = cp.getProperty(_name, "Alerter.IRC.nickList"); |
371 |
} catch (PropertyNotFoundException e) { |
372 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
373 |
throw new IOException("Can't get nickname due to configuration error"); |
374 |
} |
375 |
StringTokenizer st = new StringTokenizer(nickList, ";"); |
376 |
boolean ok = false; |
377 |
// try until we exhaust our list |
378 |
while(!ok && st.hasMoreTokens()) { |
379 |
String nick = st.nextToken(); |
380 |
_socketOut.println("NICK "+nick); |
381 |
// get a "yes" or "no" response back |
382 |
String response = ""; |
383 |
do { |
384 |
response = _socketIn.readLine(); |
385 |
if(response==null) { |
386 |
throw new IOException("Communication error whilst logging in"); |
387 |
} |
388 |
} while(response.indexOf("001")==-1 && response.indexOf("433")==-1); |
389 |
// see if it was a yes |
390 |
if(response.indexOf("001")!=-1) { |
391 |
// great, we're logged in ! |
392 |
ok = true; |
393 |
// store the name we're using |
394 |
_nickname = nick; |
395 |
} |
396 |
else { |
397 |
// log we couldn't get the name |
398 |
_logger.write(this.toString(), Logger.WARNING, "Nickname in use: "+nick); |
399 |
} |
400 |
} |
401 |
if(!ok) { |
402 |
// oh dear, we couldn't get on. |
403 |
throw new IOException("All nicknames in use"); |
404 |
} |
405 |
// join the channel |
406 |
try { |
407 |
_channel = cp.getProperty(_name, "Alerter.IRC.channel"); |
408 |
} catch (PropertyNotFoundException e) { |
409 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
410 |
throw new IOException("Can't get channel name due to configuration error"); |
411 |
} |
412 |
_socketOut.println("JOIN "+_channel); |
413 |
// allow alerts |
414 |
_active = true; |
415 |
} |
416 |
|
417 |
/** |
418 |
* Disconnect "nicely" from the IRC server. |
419 |
* |
420 |
* @throws IOException if the disconnection fails |
421 |
*/ |
422 |
public void disconnect() throws IOException { |
423 |
// stop alerts |
424 |
_active = false; |
425 |
// send proper QUIT |
426 |
_socketOut.println("QUIT : iscreamBot component shutting down..."); |
427 |
// close the socket |
428 |
_socketOut.close(); |
429 |
_socketIn.close(); |
430 |
_socket.close(); |
431 |
} |
432 |
|
433 |
/** |
434 |
* Overrides the {@link java.lang.Object#toString() Object.toString()} |
435 |
* method to provide clean logging (every class should have this). |
436 |
* |
437 |
* This uses the uk.ac.ukc.iscream.util.NameFormat class |
438 |
* to format the toString() |
439 |
* |
440 |
* @return the name of this class and its CVS revision |
441 |
*/ |
442 |
public String toString() { |
443 |
return FormatName.getName( |
444 |
_name, |
445 |
getClass().getName(), |
446 |
REVISION); |
447 |
} |
448 |
|
449 |
/** |
450 |
* Deals with incoming lines from the server. |
451 |
* |
452 |
* @param line the line to deal with |
453 |
*/ |
454 |
private void handleInput(String line) { |
455 |
ConfigurationProxy cp = ConfigurationProxy.getInstance(); |
456 |
// if it's a PING... |
457 |
if(line.startsWith("PING")) { |
458 |
// ...send a PONG |
459 |
_socketOut.println("PONG" + line.substring(4)); |
460 |
} |
461 |
// see if it's for us |
462 |
else if(getMsg(line).startsWith(_nickname+",") || getMsg(line).startsWith(_nickname+":") || getMsg(line).startsWith(_nickname+" ")) { |
463 |
// setup some String's |
464 |
String stopCommand, startCommand, timeSinceLastAlertCommand, lastAlertCommand, joinCommand; |
465 |
String nickChangeCommand, versionCommand, helpCommand, statCommand, uptimeCommand; |
466 |
// get the command set |
467 |
try { |
468 |
stopCommand = cp.getProperty(_name, "Alerter.IRC.stopCommand"); |
469 |
startCommand = cp.getProperty(_name, "Alerter.IRC.startCommand"); |
470 |
timeSinceLastAlertCommand = cp.getProperty(_name, "Alerter.IRC.timeSinceLastAlertCommand"); |
471 |
lastAlertCommand = cp.getProperty(_name, "Alerter.IRC.lastAlertCommand"); |
472 |
joinCommand = cp.getProperty(_name, "Alerter.IRC.joinCommand"); |
473 |
nickChangeCommand = cp.getProperty(_name, "Alerter.IRC.nickChangeCommand"); |
474 |
versionCommand = cp.getProperty(_name, "Alerter.IRC.versionCommand"); |
475 |
helpCommand = cp.getProperty(_name, "Alerter.IRC.helpCommand"); |
476 |
statCommand = cp.getProperty(_name, "Alerter.IRC.statCommand"); |
477 |
uptimeCommand = cp.getProperty(_name, "Alerter.IRC.uptimeCommand"); |
478 |
} catch (PropertyNotFoundException e) { |
479 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
480 |
// lets bail from handling this line... |
481 |
// ...it's gonna be hard without a command set! |
482 |
return; |
483 |
} |
484 |
|
485 |
// we have a message for us |
486 |
String message = getMsg(line).substring(_nickname.length()); |
487 |
if(message.indexOf(stopCommand)!=-1) { |
488 |
_active = false; |
489 |
sendMsg(getMsgSender(line)+", alerts have been stopped"); |
490 |
} |
491 |
else if(message.indexOf(startCommand)!=-1) { |
492 |
_active = true; |
493 |
sendMsg(getMsgSender(line)+", alerts have been activated"); |
494 |
} |
495 |
// this needs to go here if it contains the same words as the lastAlertCommand |
496 |
else if(message.indexOf(timeSinceLastAlertCommand)!=-1) { |
497 |
if(_lastAlertTime != -1) { |
498 |
long uptime = (System.currentTimeMillis() - _lastAlertTime) / 1000; |
499 |
String uptimeText = DateUtils.formatTime(uptime, "%DAYS% days, %HOURS% hours, %MINS% mins, and %SECS% secs"); |
500 |
sendMsg(getMsgSender(line)+", I last sent an alert "+uptimeText+ " ago"); |
501 |
} |
502 |
else { |
503 |
sendMsg(getMsgSender(line)+", I've never sent an alert!"); |
504 |
} |
505 |
} |
506 |
else if(message.indexOf(lastAlertCommand)!=-1) { |
507 |
if(_lastAlertTime != -1) { |
508 |
String date = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT, Locale.UK).format(new Date(_lastAlertTime)); |
509 |
sendMsg(getMsgSender(line)+", last alert was at "+date+"; "+_lastAlert); |
510 |
} |
511 |
else { |
512 |
sendMsg(getMsgSender(line)+", I've never sent an alert!"); |
513 |
} |
514 |
|
515 |
} |
516 |
else if(message.indexOf(joinCommand)!=-1) { |
517 |
String joinCmd = joinCommand; |
518 |
String newChan = message.substring(message.indexOf(joinCmd) + joinCmd.length() + 1); |
519 |
int endOfChan = newChan.indexOf(" "); |
520 |
if(endOfChan == -1) { |
521 |
endOfChan = newChan.length(); |
522 |
} |
523 |
newChan = newChan.substring(0, endOfChan); |
524 |
sendMsg(getMsgSender(line)+", okay, I'm off to "+newChan); |
525 |
_socketOut.println("PART "+_channel); |
526 |
_socketOut.println("JOIN "+newChan); |
527 |
_channel = newChan; |
528 |
} |
529 |
else if(message.indexOf(nickChangeCommand)!=-1) { |
530 |
String nickChangeCmd = nickChangeCommand; |
531 |
String newNick = message.substring(message.indexOf(nickChangeCmd) + nickChangeCmd.length() + 1); |
532 |
int endOfNick = newNick.indexOf(" "); |
533 |
if(endOfNick == -1) { |
534 |
endOfNick = newNick.length(); |
535 |
} |
536 |
newNick = newNick.substring(0, endOfNick); |
537 |
sendMsg(getMsgSender(line)+", okay, changing my nickname to "+newNick); |
538 |
_socketOut.println("NICK "+newNick); |
539 |
_nickname = newNick; |
540 |
} |
541 |
else if(message.indexOf(versionCommand)!=-1) { |
542 |
sendMsg(getMsgSender(line)+", I am version "+REVISION.substring(11, REVISION.length() -2)+" of the i-scream alerting bot"); |
543 |
} |
544 |
else if(message.indexOf(helpCommand)!=-1) { |
545 |
sendPrivMsg(getMsgSender(line), "Hello, I am the i-scream alerting bot version "+REVISION.substring(11, REVISION.length() -2)); |
546 |
sendPrivMsg(getMsgSender(line), "I understand the following commands;"); |
547 |
sendPrivMsg(getMsgSender(line), stopCommand); |
548 |
sendPrivMsg(getMsgSender(line), startCommand); |
549 |
sendPrivMsg(getMsgSender(line), lastAlertCommand); |
550 |
sendPrivMsg(getMsgSender(line), joinCommand); |
551 |
sendPrivMsg(getMsgSender(line), nickChangeCommand); |
552 |
sendPrivMsg(getMsgSender(line), statCommand); |
553 |
sendPrivMsg(getMsgSender(line), uptimeCommand); |
554 |
sendPrivMsg(getMsgSender(line), timeSinceLastAlertCommand); |
555 |
sendPrivMsg(getMsgSender(line), helpCommand); |
556 |
} |
557 |
else if(message.indexOf(statCommand)!=-1) { |
558 |
sendMsg(getMsgSender(line)+", I have sent a total of "+_alertCount+" alerts!"); |
559 |
} |
560 |
else if(message.indexOf(uptimeCommand)!=-1) { |
561 |
long uptime = (System.currentTimeMillis() - _startTime) / 1000; |
562 |
String uptimeText = DateUtils.formatTime(uptime, "%DAYS% days, %HOURS% hours, %MINS% mins, and %SECS% secs"); |
563 |
sendMsg(getMsgSender(line)+", I have been running for "+uptimeText); |
564 |
} |
565 |
else if(message.indexOf("do a jibble dance")!=-1) { |
566 |
// little joke :) |
567 |
sendAction("jives to the funky beat shouting \"ii--screeeaaammm\""); |
568 |
} |
569 |
else { |
570 |
String rejectMessage = NOT_CONFIGURED; |
571 |
try { |
572 |
rejectMessage = cp.getProperty(_name, "Alerter.IRC.rejectMessage"); |
573 |
} catch(PropertyNotFoundException e) { |
574 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
575 |
} |
576 |
sendMsg(getMsgSender(line)+", "+rejectMessage); |
577 |
} |
578 |
} |
579 |
else if(line.indexOf(_nickname)!=-1 && line.indexOf(_channel)!=-1 && line.indexOf("KICK")!=-1) { |
580 |
sendPrivMsg(getMsgSender(line), "That wasn't a nice thing to do..."); |
581 |
try { |
582 |
_channel = cp.getProperty(_name, "Alerter.IRC.channel"); |
583 |
} catch(PropertyNotFoundException e) { |
584 |
_logger.write(this.toString(), Logger.ERROR, "Configuration error: "+e); |
585 |
} |
586 |
_socketOut.println("JOIN "+_channel); |
587 |
} |
588 |
} |
589 |
|
590 |
/** |
591 |
* Strips the header from a message line |
592 |
* |
593 |
* @param line the line to strip |
594 |
* @return the message from the line |
595 |
*/ |
596 |
private String getMsg(String line) { |
597 |
String result = ""; |
598 |
if(line.indexOf("PRIVMSG")!=-1) { |
599 |
int firstColon = line.indexOf(":"); |
600 |
if(firstColon != -1) { |
601 |
int secondColon = line.indexOf(":", firstColon+1); |
602 |
if(secondColon != -1) { |
603 |
result = line.substring(secondColon+1); |
604 |
} |
605 |
} |
606 |
} |
607 |
return result; |
608 |
} |
609 |
|
610 |
/** |
611 |
* Finds out the sender of the message |
612 |
* |
613 |
* @param line the line to look for a sender in |
614 |
* @return the sender |
615 |
*/ |
616 |
private String getMsgSender(String line) { |
617 |
String result = ""; |
618 |
int colon = line.indexOf(":"); |
619 |
int excl = line.indexOf("!"); |
620 |
if(colon!=-1 && excl!=-1) { |
621 |
result = line.substring(colon+1, excl); |
622 |
} |
623 |
return result; |
624 |
} |
625 |
|
626 |
/** |
627 |
* The socket connected to the server |
628 |
*/ |
629 |
private Socket _socket; |
630 |
|
631 |
/** |
632 |
* The writer |
633 |
*/ |
634 |
private PrintWriter _socketOut; |
635 |
|
636 |
/** |
637 |
* The reader |
638 |
*/ |
639 |
private BufferedReader _socketIn; |
640 |
|
641 |
/** |
642 |
* Just a reminder to what channel we're on... |
643 |
* this can't be dynamic :) |
644 |
*/ |
645 |
private String _channel; |
646 |
|
647 |
/** |
648 |
* A reminder of our current nickname... |
649 |
*/ |
650 |
private String _nickname; |
651 |
|
652 |
} |
653 |
|
654 |
} |