Oh man is it ugly, but I can download module lists.

MinimalBible/AndroidManifest.xml

@@ -7,12 +7,14 @@
     <uses-sdk
         android:minSdkVersion="8"
         android:targetSdkVersion="19" />
+    <uses-permission android:name="android.permission.INTERNET"/>
 
     <application
         android:allowBackup="true"
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
-        android:theme="@style/AppTheme" >
+        android:theme="@style/AppTheme"
+        android:name="org.bspeice.minimalbible.MinimalBible" >
         <activity
             android:name="org.bspeice.minimalbible.activities.viewer.BibleViewer"
             android:label="@string/app_name" >

MinimalBible/src/org/bspeice/minimalbible/MinimalBible.java

@@ -0,0 +1,18 @@
+package org.bspeice.minimalbible;
+
+import android.app.Application;
+import android.content.Context;
+
+public class MinimalBible extends Application {
+	
+	private static MinimalBible instance;
+	
+	public MinimalBible() {
+		instance = this;		
+	}
+	
+	public static Context getAppContext() {
+		return instance;
+	}
+
+}

MinimalBible/src/org/bspeice/minimalbible/activities/downloader/DownloadActivity.java

@@ -1,12 +1,17 @@
 package org.bspeice.minimalbible.activities.downloader;
 
+import java.util.List;
+
 import org.bspeice.minimalbible.MinimalBibleConstants;
 import org.bspeice.minimalbible.R;
 import org.bspeice.minimalbible.activities.BaseActivity;
 import org.bspeice.minimalbible.activities.BaseNavigationDrawerFragment;
+import org.bspeice.minimalbible.activities.downloader.DownloadManager.BookRefreshListener;
+import org.crosswire.jsword.book.Book;
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.app.ProgressDialog;
 import android.content.DialogInterface;
 import android.content.SharedPreferences;
 import android.os.Bundle;
@@ -14,6 +19,7 @@ import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.widget.DrawerLayout;
 import android.support.v7.app.ActionBar;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -25,6 +31,8 @@ import android.widget.Toast;
 public class DownloadActivity extends BaseActivity implements
 		BaseNavigationDrawerFragment.NavigationDrawerCallbacks {
 
+	private ProgressDialog refreshDialog;
+
 	/**
 	 * Fragment managing the behaviors, interactions and presentation of the
 	 * navigation drawer.
@@ -49,6 +57,10 @@ public class DownloadActivity extends BaseActivity implements
 		// Set up the drawer.
 		mNavigationDrawerFragment.setUp(R.id.navigation_drawer,
 				(DrawerLayout) findViewById(R.id.drawer_layout));
+
+		// Refresh our modules - prompts user if they do actually want to
+		// connect to the internet
+		doRefreshModules();
 	}
 
 	@Override
@@ -150,47 +162,82 @@ public class DownloadActivity extends BaseActivity implements
 					.getInt(ARG_SECTION_NUMBER));
 		}
 	}
-	
-	private void displayInternetWarning() {
-		SharedPreferences prefs = getSharedPreferences(MinimalBibleConstants.DOWNLOAD_PREFS_FILE, MODE_PRIVATE);
-		
-		// If downloading has not been enabled, or user has permanently disabled downloading, WARN THEM!
-		if (!prefs.getBoolean(MinimalBibleConstants.KEY_DOWNLOAD_ENABLED, false) || prefs.getBoolean(MinimalBibleConstants.KEY_PERM_DISABLE_DOWNLOAD, false)) {
+
+	private void doRefreshModules() {
+		SharedPreferences prefs = getSharedPreferences(
+				MinimalBibleConstants.DOWNLOAD_PREFS_FILE, MODE_PRIVATE);
+
+		// If downloading has not been enabled, or user has permanently disabled
+		// downloading, WARN THEM!
+		if (!prefs
+				.getBoolean(MinimalBibleConstants.KEY_DOWNLOAD_ENABLED, false)
+				|| prefs.getBoolean(
+						MinimalBibleConstants.KEY_PERM_DISABLE_DOWNLOAD, false)) {
 			AlertDialog.Builder builder = new AlertDialog.Builder(this);
 			DownloadDialogListener dialogListener = new DownloadDialogListener();
-			builder.setMessage("About to contact servers to download content. Continue?")
-				.setPositiveButton("Yes", dialogListener).setNegativeButton("No", dialogListener)
-				.setCancelable(false).show();
+			builder.setMessage(
+					"About to contact servers to download content. Continue?")
+					.setPositiveButton("Yes", dialogListener)
+					.setNegativeButton("No", dialogListener)
+					.setCancelable(false).show();
 		} else {
-			downloadModules();
+			refreshModules();
 		}
 	}
-	
-	private void downloadModules() {
-		
+
+	private void refreshModules() {
+		// TODO: Discover if we need to refresh over Internet, or use a cached
+		// copy
+		// Fun fact - jSword handles the caching for us.
+		ProgressDialog refreshDialog = new ProgressDialog(this);
+		refreshDialog.setMessage("Refreshing available modules...");
+		refreshDialog.setCancelable(false);
+		refreshDialog.show();
+		DownloadManager dm = new DownloadManager();
+		dm.fetchAvailableBooks(true, new DlBookRefreshListener(refreshDialog));
 	}
-	
-	private class DownloadDialogListener implements DialogInterface.OnClickListener {
+
+	private class DownloadDialogListener implements
+			DialogInterface.OnClickListener {
 		@Override
 		public void onClick(DialogInterface dialog, int which) {
-			switch (which){
+			switch (which) {
 			case DialogInterface.BUTTON_POSITIVE:
 				// Clicked ready to continue - allow downloading in the future
-				SharedPreferences prefs = getSharedPreferences(MinimalBibleConstants.DOWNLOAD_PREFS_FILE, MODE_PRIVATE);
-				prefs.edit().putBoolean(MinimalBibleConstants.KEY_DOWNLOAD_ENABLED, true).commit();
-				
+				SharedPreferences prefs = getSharedPreferences(
+						MinimalBibleConstants.DOWNLOAD_PREFS_FILE, MODE_PRIVATE);
+				prefs.edit()
+						.putBoolean(MinimalBibleConstants.KEY_DOWNLOAD_ENABLED,
+								true).commit();
+
 				// And warn them that it has been enabled in the future.
 				Toast.makeText(DownloadActivity.this,
-						"Downloading now enabled. Disable in settings.", Toast.LENGTH_SHORT).show();
-				downloadModules();
+						"Downloading now enabled. Disable in settings.",
+						Toast.LENGTH_SHORT).show();
+				refreshModules();
 				break;
-				
+
 			case DialogInterface.BUTTON_NEGATIVE:
 				// Not going to continue, still show what has
 				// already been downloaded.
 				break;
 			}
-			
+
+		}
+	}
+
+	private class DlBookRefreshListener implements BookRefreshListener {
+		// TODO: Figure out why I need to pass in the ProgressDialog, and can't cancel it from onRefreshComplete.
+		ProgressDialog dl;
+		public DlBookRefreshListener(ProgressDialog dl) {
+			this.dl = dl;
+		}
+		@Override
+		public void onRefreshComplete(List<Book> results) {
+			dl.cancel();
+			for (Book b : results) {
+				Log.d("DlBookRefreshListener", b.getName());
+			}
 		}
 	}
 

MinimalBible/src/org/bspeice/minimalbible/activities/downloader/DownloadManager.java

@@ -0,0 +1,77 @@
+package org.bspeice.minimalbible.activities.downloader;
+
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ExecutionException;
+
+import org.bspeice.minimalbible.MinimalBible;
+import org.crosswire.jsword.book.Book;
+import org.crosswire.jsword.book.install.InstallException;
+import org.crosswire.jsword.book.install.InstallManager;
+import org.crosswire.jsword.book.install.Installer;
+
+import android.os.AsyncTask;
+import android.util.Log;
+
+public class DownloadManager {
+	
+	private final String TAG = "DownloadManager";
+	
+	public DownloadManager() {
+		setDownloadDir();
+	}
+	
+	public InstallerReloadTask fetchAvailableBooks(boolean forceRefresh, BookRefreshListener bookRefreshListener) {
+		
+		Map<String, Installer> installers = getInstallers();
+		
+		return (InstallerReloadTask)
+				new InstallerReloadTask(bookRefreshListener).execute(installers.values().toArray(new Installer[installers.size()]));
+	}
+	
+	public Map<String, Installer> getInstallers() {
+		return new InstallManager().getInstallers();		
+	}
+	
+	private void setDownloadDir() {
+		// We need to set the download directory for jSword to stick with Android.
+		String home = MinimalBible.getAppContext().getFilesDir().toString();
+		Log.d(TAG, "Setting jsword.home to: " + home);
+		System.setProperty("jsword.home", home);
+	}
+	
+	public class InstallerReloadTask extends AsyncTask<Installer, Float, List<Book>> {
+		private BookRefreshListener listener;
+		
+		public InstallerReloadTask(BookRefreshListener listener) {
+			this.listener = listener;
+		}
+
+		@Override
+		protected List<Book> doInBackground(Installer... params) {
+			List<Book> books = new LinkedList<Book>();
+			for (Installer i: params) {
+				try {
+					i.reloadBookList();
+				} catch (InstallException e) {
+					Log.e(TAG, "Error downloading books from installer: " + i.toString(), e);
+				}
+				books.addAll(i.getBooks());
+			}
+			
+			return books;
+		}
+		
+		@Override
+		protected void onPostExecute(List<Book> result) {
+			super.onPostExecute(result);
+			listener.onRefreshComplete(result);
+		}
+	}
+	
+	public interface BookRefreshListener {
+		public void onRefreshComplete(List<Book> results);
+	}
+
+}

MinimalBible/src/org/bspeice/minimalbible/activities/downloader/DownloadNavDrawerFragment.java

@@ -37,7 +37,7 @@ public class DownloadNavDrawerFragment extends BaseNavigationDrawerFragment {
 		for (int i = 0; i < displayCategories.length; i++) {
 			sCategories[i] = displayCategories[i].toString();
 		}
-
+		
 		mDrawerListView.setAdapter(new ArrayAdapter<String>(getActionBar()
 				.getThemedContext(), android.R.layout.simple_list_item_1,
 				android.R.id.text1, sCategories));