Fix for Kitkat devices by copy the custom wallpaper on local directory to bypass the external file security imposed by Android

src/com/derpfish/pinkielive/PinkiePieLiveWallpaper.java

@@ -1,5 +1,7 @@
 package com.derpfish.pinkielive;
 
+import java.io.File;
+import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.HashMap;
@@ -12,7 +14,6 @@ import com.derpfish.pinkielive.download.PonyDownloader;
 
 import android.app.WallpaperManager;
 import android.content.BroadcastReceiver;
-import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ -22,7 +23,6 @@ import android.graphics.Bitmap;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.Rect;
-import android.net.Uri;
 import android.os.Handler;
 import android.os.SystemClock;
 import android.service.wallpaper.WallpaperService;
@@ -185,22 +185,20 @@ public class PinkiePieLiveWallpaper extends WallpaperService
 						selectedBg.recycle();
 					}
 
-					final Uri bgImage = Uri.parse(imageUriStr);
 					try
 					{
-						final ContentResolver contentResolver = getContentResolver();
+						File bg = new File(getApplicationContext().getFilesDir(), imageUriStr);
 						final WallpaperManager wmMan = WallpaperManager.getInstance(getApplicationContext());
-						
+						FileInputStream istr = new FileInputStream(bg);
-						InputStream istr = contentResolver.openInputStream(bgImage);
 						final int sampleSize = BitmapLoader.getSampleSizeFromInputStream(istr,
 								wmMan.getDesiredMinimumWidth(), wmMan.getDesiredMinimumHeight());
 						istr.close();
 
-						istr = contentResolver.openInputStream(bgImage);
+						istr = new FileInputStream(bg);
 						selectedBg = BitmapLoader.decodeSampledBitmapFromInputStream(istr, sampleSize);
 						istr.close();
 					}
-					catch (IOException e)
+					catch (Exception e)
 					{
 						selectedBg = null;
 						Log.w("PinkieLive", e);

src/com/derpfish/pinkielive/animation/PinkieAnimation.java

@@ -146,9 +146,8 @@ public class PinkieAnimation implements PonyAnimation
 			lastAnim = (lastAnim + 1) % NUM_ANIMATIONS;
 			if (bmAnimation != null)
 			{
-				for (int i = 0; i < bmAnimation.length; i++)
+				for (Bitmap aBmAnimation : bmAnimation) {
-				{
+					aBmAnimation.recycle();
-					bmAnimation[i].recycle();
 				}
 				bmAnimation = null;
 			}
@@ -157,7 +156,7 @@ public class PinkieAnimation implements PonyAnimation
 				final InputStream istr = assetManager.open("jump" + (lastAnim + 1) + ".zip");
 				final ZipInputStream zis = new ZipInputStream(istr);
 				final Map<String, Bitmap> bitmaps = new HashMap<String, Bitmap>();
-				ZipEntry zipEntry = null;
+				ZipEntry zipEntry;
 				while ((zipEntry = zis.getNextEntry()) != null)
 				{
 					bitmaps.put(zipEntry.getName(), BitmapFactory.decodeStream(zis));
@@ -198,9 +197,8 @@ public class PinkieAnimation implements PonyAnimation
 	{
 		if (bmAnimation != null)
 		{
-			for (int i = 0; i < bmAnimation.length; i++)
+			for (Bitmap aBmAnimation : bmAnimation) {
-			{
+				aBmAnimation.recycle();
-				bmAnimation[i].recycle();
 			}
 		}
 	}

src/com/derpfish/pinkielive/preference/PinkiePieLiveWallpaperSettings.java

@@ -1,5 +1,6 @@
 package com.derpfish.pinkielive.preference;
 
+import android.content.Context;
 import com.derpfish.pinkielive.PinkiePieLiveWallpaper;
 import com.derpfish.pinkielive.R;
 
@@ -12,6 +13,8 @@ import android.preference.Preference;
 import android.preference.Preference.OnPreferenceClickListener;
 import android.preference.PreferenceActivity;
 
+import java.io.*;
+
 public class PinkiePieLiveWallpaperSettings extends PreferenceActivity implements SharedPreferences.OnSharedPreferenceChangeListener, OnPreferenceClickListener
 {
 	private static final int SELECT_PICTURE = 1;
@@ -82,11 +85,33 @@ public class PinkiePieLiveWallpaperSettings extends PreferenceActivity implement
 			if (requestCode == SELECT_PICTURE)
 			{
 				Uri selectedImageUri = data.getData();
+				try {
+					// Delete old image
+					String oldLocation = getPreferenceManager().getSharedPreferences().getString("livewallpaper_image", null);
+					if (oldLocation != null) {
+						File oldFile = new File(getApplicationContext().getFilesDir(), oldLocation);
+						if (oldFile.exists()) oldFile.delete();
+					}
+
+					// Copy the new one
+					FileOutputStream fos = openFileOutput(selectedImageUri.getLastPathSegment(), Context.MODE_PRIVATE);
+					InputStream fis = getContentResolver().openInputStream(selectedImageUri);
+					byte[] buf = new byte[1024];
+					int len;
+					while ((len = fis.read(buf)) != -1) {
+						fos.write(buf, 0, len);
+					}
+					fis.close();
+					fos.close();
+
 					SharedPreferences.Editor editor = getPreferenceManager().getSharedPreferences().edit();
-				editor.putString("livewallpaper_image", selectedImageUri.toString());
+					editor.putString("livewallpaper_image", selectedImageUri.getLastPathSegment());
 					editor.putBoolean("livewallpaper_defaultbg", false);
 					editor.commit();
 					((CheckBoxPreference) findPreference("livewallpaper_defaultbg")).setChecked(false);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
 			}
 		}
 	}