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package dk.thoerup.side9;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import android.app.PendingIntent;
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import android.appwidget.AppWidgetManager;
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import android.appwidget.AppWidgetProvider;
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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.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.net.ConnectivityManager;
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import android.net.Uri;
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import android.os.Environment;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.view.View;
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import android.view.WindowManager;
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import android.widget.RemoteViews;
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import dk.thoerup.androidutils.HttpUtil;
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public class Side9WidgetProvider extends AppWidgetProvider {
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public static final String TAG = "Side9Pigen";
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//The data needs to be static, since BroadcastReceivers (which WidgetProviders extends) are only valid during onReceive()
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private static Side9Data usedData;
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private static Bitmap usedBitmap;
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private static long timestamp;
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private static boolean reloadData;
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final static long UDPATESPAN = 4*60*60*1000;
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static {
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timestamp = 0L;
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}
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public Side9WidgetProvider() {
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Log.i(TAG, "WidgetProvider constructor called");
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}
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public void resetStatics() {
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Log.i(TAG, "resetStatics");
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usedData = null;
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usedBitmap = null;
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}
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private void setImage(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
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// Perform this loop procedure for each App Widget that belongs to this provider
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final int N = appWidgetIds.length;
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for (int i=0; i<N; i++) {
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int appWidgetId = appWidgetIds[i];
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RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.side9widget);
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if (usedBitmap != null) {
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views.setImageViewBitmap(R.id.side9picture, usedBitmap);
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} else {
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views.setImageViewResource(R.id.side9picture, R.drawable.side9logo);
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}
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boolean showcaption = context.
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getSharedPreferences(Side9WidgetProvider.TAG, Context.MODE_PRIVATE).
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getBoolean(Side9Config.PREFS_SHOWCAPTION, false);
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if (showcaption == true && usedData != null) {
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views.setTextViewText(R.id.caption, " " + usedData.caption + " ");
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views.setViewVisibility(R.id.caption, View.VISIBLE);
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} else {
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views.setViewVisibility(R.id.caption, View.GONE);
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}
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//Intent viewIntent = new Intent(android.content.Intent.ACTION_VIEW, Uri.parse("http://www.ekstrabladet.dk/side9/"));
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Intent viewIntent = new Intent(context, dk.thoerup.side9.PictureOverview.class );
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PendingIntent pending = PendingIntent.getActivity(context, 0, viewIntent, Intent.FLAG_ACTIVITY_NEW_TASK);
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views.setOnClickPendingIntent(R.id.side9picture, pending);
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// Tell the AppWidgetManager to perform an update on the current App Widget
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appWidgetManager.updateAppWidget(appWidgetId, views);
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Log.i(TAG, "done " + appWidgetId);
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}
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}
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@Override
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public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
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super.onUpdate(context, appWidgetManager, appWidgetIds);
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Log.i(TAG, "onUpdate:");
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if (usedBitmap == null) { //load default view
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usedBitmap = BitmapFactory.decodeResource(context.getResources(), R.drawable.side9logo);
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}
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ConnectivityManager connMgr = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
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if (connMgr.getBackgroundDataSetting() == false)
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{
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Log.i(TAG, "background data disabled");
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return;
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}
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//we need to do a full reload of all data now and then because eb.dk sometimes are a bit slow with publishing the new
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//daily picture, and this is a (crude) way to ensure we have the latest data
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if (System.currentTimeMillis() > (timestamp+UDPATESPAN) ) {
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Log.i(TAG, "time elapsed, force XML reload");
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reloadData = true;
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}
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try {
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Side9Data newData = Side9Xml.loadXml();
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if (! newData.equals(usedData) || reloadData == true) {
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Log.i(TAG, "(Re)loading image:" + newData.url);
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Bitmap image = getImageData(context, newData);
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usedData = newData; // if we made it to here without exceptions, save the new data
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usedBitmap = image;
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timestamp = System.currentTimeMillis();
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reloadData = false;
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} // endif
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} catch (Exception e) {
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Log.e("Side9Pigen", "update failed", e);
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}
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setImage(context,appWidgetManager,appWidgetIds);
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Log.i("Side9Pigen", "update completed");
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}
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Bitmap getImageData(Context context, Side9Data data) throws IOException {
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SharedPreferences prefs = context.getSharedPreferences(TAG, Context.MODE_PRIVATE);
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boolean saveImage = prefs.getBoolean(Side9Config.PREFS_SAVEIMAGE, false);
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final String savepath = Environment.getExternalStorageDirectory() + "/Side9";
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File file = new File( savepath + "/" + data.getFilename() );
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/* if the picture changes later on the day we do NOT want to use an old and invalid image
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if (saveImage == true) {
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if (file.exists()) {
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return BitmapFactory.decodeFile(file.getAbsolutePath());
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}
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}*/
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byte imageData[] = HttpUtil.getContent(data.url, 2500);
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if (saveImage == true) {
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if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
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File savedir = new File(savepath);
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savedir.mkdirs();
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if (file.exists()) {
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file.delete();
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}
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FileOutputStream fos = new FileOutputStream(file);
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fos.write(imageData);
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fos.close();
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File infoFile = new File( file.toString().replace(".jpg", ".txt"));
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if (infoFile.exists()) {
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infoFile.delete();
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}
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fos = new FileOutputStream(infoFile);
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fos.write(data.caption.getBytes());
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fos.close();
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Intent rescan = new Intent(Intent.ACTION_MEDIA_MOUNTED, Uri.parse("file://" + Environment.getExternalStorageDirectory()) );
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rescan.putExtra("read-only", false);
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context.sendBroadcast(rescan);
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} else {
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Log.i(TAG, "sdcard is not mounted");
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}
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}
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DisplayMetrics metrics = new DisplayMetrics();
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WindowManager wmgr = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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wmgr.getDefaultDisplay().getMetrics(metrics);
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int w = metrics.widthPixels - (2*40);
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int h = getHeight(w);
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Log.e(TAG, "w=" + w + " h=" + h);
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Bitmap full = BitmapFactory.decodeByteArray(imageData, 0, imageData.length);
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Bitmap scaled = Bitmap.createScaledBitmap(full, w, h, true);
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return scaled;
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}
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private static int getHeight(int w) {
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double h = w * (650.0 / 450.0);
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return (int)h;
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}
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//Called when the last widget is removed/disabled
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@Override
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public void onDisabled(Context context) {
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super.onDisabled(context);
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Log.i(TAG, "onDisabled");
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resetStatics();//free memory
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}
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@Override
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public void onEnabled(Context context) {
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super.onEnabled(context);
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Log.i(TAG, "onEnabled");
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resetStatics();//free memory
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}
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}
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