mirror of
https://github.com/cwinfo/envayasms.git
synced 2025-07-04 05:57:44 +00:00
refactoring
This commit is contained in:
Jesse Young
@ -1,26 +1,17 @@
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/*
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* To change this template, choose Tools | Templates
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* and open the template in the editor.
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*/
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package org.envaya.kalsms;
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import android.app.Activity;
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import android.app.AlarmManager;
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import android.app.PendingIntent;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.SystemClock;
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import android.preference.PreferenceManager;
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import android.telephony.SmsManager;
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import android.telephony.SmsMessage;
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import android.util.Log;
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import java.util.HashMap;
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import java.util.Map;
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import org.apache.http.HttpResponse;
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import org.apache.http.message.BasicNameValuePair;
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public class App {
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@ -34,104 +25,13 @@ public class App {
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public static final String LOG_NAME = "KALSMS";
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public static final String LOG_INTENT = "org.envaya.kalsms.LOG";
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private static App app;
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private Map<String, QueuedIncomingSms> incomingSmsMap = new HashMap<String, QueuedIncomingSms>();
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private Map<String, QueuedOutgoingSms> outgoingSmsMap = new HashMap<String, QueuedOutgoingSms>();
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private Map<String, IncomingMessage> incomingSmsMap = new HashMap<String, IncomingMessage>();
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private Map<String, OutgoingMessage> outgoingSmsMap = new HashMap<String, OutgoingMessage>();
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public Context context;
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public SharedPreferences settings;
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private abstract class QueuedMessage<T> {
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public T sms;
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public long nextAttemptTime = 0;
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public int numAttempts = 0;
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public boolean canAttemptNow() {
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return (nextAttemptTime > 0 && nextAttemptTime < SystemClock.elapsedRealtime());
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}
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public boolean scheduleNextAttempt() {
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long now = SystemClock.elapsedRealtime();
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numAttempts++;
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if (numAttempts > 4) {
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log("5th failure: giving up");
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return false;
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}
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int second = 1000;
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int minute = second * 60;
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if (numAttempts == 1) {
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log("1st failure; retry in 1 minute");
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nextAttemptTime = now + 1 * minute;
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} else if (numAttempts == 2) {
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log("2nd failure; retry in 10 minutes");
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nextAttemptTime = now + 10 * minute;
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} else if (numAttempts == 3) {
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log("3rd failure; retry in 1 hour");
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nextAttemptTime = now + 60 * minute;
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} else {
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log("4th failure: retry in 1 day");
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nextAttemptTime = now + 24 * 60 * minute;
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}
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AlarmManager alarm = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
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PendingIntent pendingIntent = PendingIntent.getBroadcast(context,
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0,
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getAttemptIntent(),
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0);
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alarm.set(
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AlarmManager.ELAPSED_REALTIME_WAKEUP,
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nextAttemptTime,
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pendingIntent);
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return true;
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}
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public abstract void attemptNow();
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protected abstract Intent getAttemptIntent();
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}
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private class QueuedIncomingSms extends QueuedMessage<SmsMessage> {
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public QueuedIncomingSms(SmsMessage sms) {
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this.sms = sms;
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}
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public void attemptNow() {
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log("Retrying forwarding SMS from " + sms.getOriginatingAddress());
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trySendMessageToServer(sms);
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}
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protected Intent getAttemptIntent() {
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Intent intent = new Intent(context, IncomingMessageRetry.class);
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intent.setData(Uri.parse("kalsms://incoming/" + getSmsId(sms)));
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return intent;
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}
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}
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private class QueuedOutgoingSms extends QueuedMessage<OutgoingSmsMessage> {
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public QueuedOutgoingSms(OutgoingSmsMessage sms) {
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this.sms = sms;
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}
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public void attemptNow() {
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log("Retrying sending " + sms.getLogName() + " to " + sms.getTo());
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trySendSMS(sms);
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}
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protected Intent getAttemptIntent() {
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Intent intent = new Intent(context, OutgoingMessageRetry.class);
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intent.setData(Uri.parse("kalsms://outgoing/" + sms.getId()));
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log("id=" + sms.getId());
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return intent;
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}
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}
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protected App(Context context) {
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this.context = context;
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this.settings = PreferenceManager.getDefaultSharedPreferences(context);
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@ -144,24 +44,12 @@ public class App {
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return app;
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}
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public void debug(String msg) {
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Log.d(LOG_NAME, msg);
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}
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public void log(String msg) {
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Log.d(LOG_NAME, msg);
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Intent broadcast = new Intent(App.LOG_INTENT);
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broadcast.putExtra("message", msg);
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context.sendBroadcast(broadcast);
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}
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public void checkOutgoingMessages() {
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public void checkOutgoingMessages()
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{
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String serverUrl = getServerUrl();
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if (serverUrl.length() > 0) {
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log("Checking for outgoing messages");
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new PollerTask().execute(
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new BasicNameValuePair("action", App.ACTION_OUTGOING));
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new PollerTask(this).execute();
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} else {
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log("Can't check outgoing messages; server URL not set");
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}
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@ -191,28 +79,6 @@ public class App {
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}
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}
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public void logError(Throwable ex) {
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logError("ERROR", ex);
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}
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public void logError(String msg, Throwable ex) {
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logError(msg, ex, false);
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}
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public void logError(String msg, Throwable ex, boolean detail) {
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log(msg + ": " + ex.getClass().getName() + ": " + ex.getMessage());
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if (detail) {
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for (StackTraceElement elem : ex.getStackTrace()) {
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log(elem.getClassName() + ":" + elem.getMethodName() + ":" + elem.getLineNumber());
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}
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Throwable innerEx = ex.getCause();
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if (innerEx != null) {
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logError("Inner exception:", innerEx, true);
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}
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}
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}
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public String getDisplayString(String str) {
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if (str.length() == 0) {
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return "(not set)";
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@ -246,7 +112,7 @@ public class App {
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return settings.getString("password", "");
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}
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private void notifyStatus(OutgoingSmsMessage sms, String status, String errorMessage) {
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private void notifyStatus(OutgoingMessage sms, String status, String errorMessage) {
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String serverId = sms.getServerId();
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String logMessage;
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@ -262,11 +128,12 @@ public class App {
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if (serverId != null) {
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app.log("Notifying server " + smsDesc + " " + logMessage);
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new HttpTask(app).execute(
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new BasicNameValuePair("id", serverId),
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new BasicNameValuePair("status", status),
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new BasicNameValuePair("error", errorMessage),
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new BasicNameValuePair("action", App.ACTION_SEND_STATUS));
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new HttpTask(app,
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new BasicNameValuePair("id", serverId),
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new BasicNameValuePair("status", status),
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new BasicNameValuePair("error", errorMessage),
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new BasicNameValuePair("action", App.ACTION_SEND_STATUS)
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).execute();
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} else {
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app.log(smsDesc + " " + logMessage);
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}
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@ -282,26 +149,36 @@ public class App {
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}
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public synchronized void retryStuckOutgoingMessages() {
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for (QueuedOutgoingSms queuedSms : outgoingSmsMap.values()) {
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queuedSms.attemptNow();
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for (OutgoingMessage sms : outgoingSmsMap.values()) {
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sms.retryNow();
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}
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}
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public synchronized void retryStuckIncomingMessages() {
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for (QueuedIncomingSms queuedSms : incomingSmsMap.values()) {
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queuedSms.attemptNow();
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for (IncomingMessage sms : incomingSmsMap.values()) {
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sms.retryNow();
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}
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}
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public synchronized void setIncomingMessageStatus(IncomingMessage sms, boolean success) {
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String id = sms.getId();
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if (success)
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{
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incomingSmsMap.remove(id);
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}
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else if (!sms.scheduleRetry())
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{
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incomingSmsMap.remove(id);
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}
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}
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public synchronized void notifyOutgoingMessageStatus(String id, int resultCode) {
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QueuedOutgoingSms queuedSms = outgoingSmsMap.get(id);
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OutgoingMessage sms = outgoingSmsMap.get(id);
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if (queuedSms == null) {
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if (sms == null) {
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return;
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}
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OutgoingSmsMessage sms = queuedSms.sms;
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switch (resultCode) {
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case Activity.RESULT_OK:
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this.notifyStatus(sms, App.STATUS_SENT, "");
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@ -327,7 +204,7 @@ public class App {
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case SmsManager.RESULT_ERROR_GENERIC_FAILURE:
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case SmsManager.RESULT_ERROR_RADIO_OFF:
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case SmsManager.RESULT_ERROR_NO_SERVICE:
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if (!queuedSms.scheduleNextAttempt()) {
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if (!sms.scheduleRetry()) {
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outgoingSmsMap.remove(id);
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}
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break;
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@ -335,135 +212,82 @@ public class App {
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outgoingSmsMap.remove(id);
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break;
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}
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}
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public synchronized void sendSMS(OutgoingSmsMessage sms) {
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public synchronized void sendOutgoingMessage(OutgoingMessage sms) {
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String id = sms.getId();
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if (outgoingSmsMap.containsKey(id)) {
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log(sms.getLogName() + " already sent, skipping");
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return;
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}
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QueuedOutgoingSms queueEntry = new QueuedOutgoingSms(sms);
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outgoingSmsMap.put(id, queueEntry);
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outgoingSmsMap.put(id, sms);
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log("Sending " + sms.getLogName() + " to " + sms.getTo());
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trySendSMS(sms);
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sms.trySend();
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}
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private void trySendSMS(OutgoingSmsMessage sms) {
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SmsManager smgr = SmsManager.getDefault();
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Intent intent = new Intent(context, MessageStatusNotifier.class);
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intent.setData(Uri.parse("kalsms://outgoing/" + sms.getId()));
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PendingIntent sentIntent = PendingIntent.getBroadcast(
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this.context,
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0,
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intent,
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PendingIntent.FLAG_ONE_SHOT);
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smgr.sendTextMessage(sms.getTo(), null, sms.getMessage(), sentIntent, null);
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}
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private class PollerTask extends HttpTask {
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public PollerTask() {
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super(app);
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}
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@Override
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protected void handleResponse(HttpResponse response) throws Exception {
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for (OutgoingSmsMessage reply : parseResponseXML(response)) {
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app.sendSMS(reply);
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}
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}
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}
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private class ForwarderTask extends HttpTask {
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private SmsMessage originalSms;
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public ForwarderTask(SmsMessage originalSms) {
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super(app);
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this.originalSms = originalSms;
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}
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@Override
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protected String getDefaultToAddress() {
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return originalSms.getOriginatingAddress();
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}
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@Override
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protected void handleResponse(HttpResponse response) throws Exception {
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for (OutgoingSmsMessage reply : parseResponseXML(response)) {
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app.sendSMS(reply);
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}
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app.notifyIncomingMessageStatus(originalSms, true);
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}
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@Override
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protected void handleFailure() {
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app.notifyIncomingMessageStatus(originalSms, false);
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}
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}
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private String getSmsId(SmsMessage sms) {
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return sms.getOriginatingAddress() + ":" + sms.getMessageBody() + ":" + sms.getTimestampMillis();
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}
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public synchronized void sendMessageToServer(SmsMessage sms) {
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String id = getSmsId(sms);
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public synchronized void forwardToServer(IncomingMessage sms) {
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String id = sms.getId();
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if (incomingSmsMap.containsKey(id)) {
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log("Duplicate incoming SMS, skipping");
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return;
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}
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QueuedIncomingSms queuedSms = new QueuedIncomingSms(sms);
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incomingSmsMap.put(id, queuedSms);
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incomingSmsMap.put(id, sms);
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app.log("Received SMS from " + sms.getOriginatingAddress());
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app.log("Received SMS from " + sms.getFrom());
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trySendMessageToServer(sms);
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}
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public void trySendMessageToServer(SmsMessage sms) {
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String message = sms.getMessageBody();
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String sender = sms.getOriginatingAddress();
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new ForwarderTask(sms).execute(
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new BasicNameValuePair("from", sender),
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new BasicNameValuePair("message", message),
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new BasicNameValuePair("action", App.ACTION_INCOMING));
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}
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private synchronized void notifyIncomingMessageStatus(SmsMessage sms, boolean success) {
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String id = getSmsId(sms);
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QueuedIncomingSms queuedSms = incomingSmsMap.get(id);
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if (queuedSms != null) {
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if (success || !queuedSms.scheduleNextAttempt()) {
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incomingSmsMap.remove(id);
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}
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}
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sms.tryForwardToServer();
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}
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public synchronized void retryIncomingMessage(String id) {
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QueuedIncomingSms queuedSms = incomingSmsMap.get(id);
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if (queuedSms != null) {
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queuedSms.attemptNow();
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IncomingMessage sms = incomingSmsMap.get(id);
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if (sms != null) {
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sms.retryNow();
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}
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}
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public synchronized void retryOutgoingMessage(String id) {
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QueuedOutgoingSms queuedSms = outgoingSmsMap.get(id);
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if (queuedSms != null) {
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queuedSms.attemptNow();
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OutgoingMessage sms = outgoingSmsMap.get(id);
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if (sms != null) {
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sms.retryNow();
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}
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}
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public void debug(String msg) {
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Log.d(LOG_NAME, msg);
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}
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public void log(String msg) {
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Log.d(LOG_NAME, msg);
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Intent broadcast = new Intent(App.LOG_INTENT);
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broadcast.putExtra("message", msg);
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context.sendBroadcast(broadcast);
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}
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public void logError(Throwable ex) {
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logError("ERROR", ex);
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}
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public void logError(String msg, Throwable ex) {
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logError(msg, ex, false);
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}
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public void logError(String msg, Throwable ex, boolean detail) {
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log(msg + ": " + ex.getClass().getName() + ": " + ex.getMessage());
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if (detail) {
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for (StackTraceElement elem : ex.getStackTrace()) {
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log(elem.getClassName() + ":" + elem.getMethodName() + ":" + elem.getLineNumber());
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}
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Throwable innerEx = ex.getCause();
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if (innerEx != null) {
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logError("Inner exception:", innerEx, true);
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}
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}
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}
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}
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