[tx-robot] updated from transifex
[pub/Android/ownCloud.git] / src / com / owncloud / android / datamodel / ThumbnailsCacheManager.java
index 7825b95..4ad7317 100644 (file)
@@ -29,12 +29,13 @@ import org.apache.commons.httpclient.HttpStatus;
 import org.apache.commons.httpclient.methods.GetMethod;
 
 import android.accounts.Account;
-import android.accounts.AccountManager;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.graphics.Bitmap.CompressFormat;
 import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
 import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
 import android.media.ThumbnailUtils;
 import android.net.Uri;
@@ -43,10 +44,10 @@ import android.widget.ImageView;
 
 import com.owncloud.android.MainApp;
 import com.owncloud.android.R;
+import com.owncloud.android.authentication.AccountUtils;
 import com.owncloud.android.lib.common.OwnCloudAccount;
 import com.owncloud.android.lib.common.OwnCloudClient;
 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
-import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
 import com.owncloud.android.lib.common.utils.Log_OC;
 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
 import com.owncloud.android.ui.adapter.DiskLruImageCache;
@@ -61,8 +62,7 @@ public class ThumbnailsCacheManager {
     private static final String TAG = ThumbnailsCacheManager.class.getSimpleName();
     
     private static final String CACHE_FOLDER = "thumbnailCache";
-    private static final String MINOR_SERVER_VERSION_FOR_THUMBS = "7.8.0";
-    
+
     private static final Object mThumbnailsDiskCacheLock = new Object();
     private static DiskLruImageCache mThumbnailCache = null;
     private static boolean mThumbnailCacheStarting = true;
@@ -71,12 +71,11 @@ public class ThumbnailsCacheManager {
     private static final CompressFormat mCompressFormat = CompressFormat.JPEG;
     private static final int mCompressQuality = 70;
     private static OwnCloudClient mClient = null;
-    private static String mServerVersion = null;
 
     public static Bitmap mDefaultImg = 
             BitmapFactory.decodeResource(
-                    MainApp.getAppContext().getResources(), 
-                    DisplayUtils.getFileTypeIconId("image/png", "default.png")
+                    MainApp.getAppContext().getResources(),
+                    R.drawable.file_image
             );
 
     
@@ -130,10 +129,12 @@ public class ThumbnailsCacheManager {
             while (mThumbnailCacheStarting) {
                 try {
                     mThumbnailsDiskCacheLock.wait();
-                } catch (InterruptedException e) {}
+                } catch (InterruptedException e) {
+                    Log_OC.e(TAG, "Wait in mThumbnailsDiskCacheLock was interrupted", e);
+                }
             }
             if (mThumbnailCache != null) {
-                return (Bitmap) mThumbnailCache.getBitmap(key);
+                return mThumbnailCache.getBitmap(key);
             }
         }
         return null;
@@ -167,9 +168,6 @@ public class ThumbnailsCacheManager {
 
             try {
                 if (mAccount != null) {
-                    AccountManager accountMgr = AccountManager.get(MainApp.getAppContext());
-
-                    mServerVersion = accountMgr.getUserData(mAccount, Constants.KEY_OC_VERSION);
                     OwnCloudAccount ocAccount = new OwnCloudAccount(mAccount,
                             MainApp.getAppContext());
                     mClient = OwnCloudClientManagerFactory.getDefaultSingleton().
@@ -182,8 +180,7 @@ public class ThumbnailsCacheManager {
                     thumbnail = doOCFileInBackground();
                 }  else if (mFile instanceof File) {
                     thumbnail = doFileInBackground();
-                } else {
-                    // do nothing
+                //} else {  do nothing
                 }
 
                 }catch(Throwable t){
@@ -198,19 +195,15 @@ public class ThumbnailsCacheManager {
         }
 
         protected void onPostExecute(Bitmap bitmap){
-            if (isCancelled()) {
-                bitmap = null;
-            }
-
-            if (mImageViewReference != null && bitmap != null) {
+            if (bitmap != null) {
                 final ImageView imageView = mImageViewReference.get();
                 final ThumbnailGenerationTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
-                if (this == bitmapWorkerTask && imageView != null) {
+                if (this == bitmapWorkerTask) {
                     String tagId = "";
                     if (mFile instanceof OCFile){
                         tagId = String.valueOf(((OCFile)mFile).getFileId());
                     } else if (mFile instanceof File){
-                        tagId = String.valueOf(((File)mFile).hashCode());
+                        tagId = String.valueOf(mFile.hashCode());
                     }
                     if (String.valueOf(imageView.getTag()).equals(tagId)) {
                         imageView.setImageBitmap(bitmap);
@@ -247,17 +240,16 @@ public class ThumbnailsCacheManager {
         private int getThumbnailDimension(){
             // Converts dp to pixel
             Resources r = MainApp.getAppContext().getResources();
-            return (int) Math.round(r.getDimension(R.dimen.file_icon_size_grid));
+            return Math.round(r.getDimension(R.dimen.file_icon_size_grid));
         }
 
         private Bitmap doOCFileInBackground() {
-            Bitmap thumbnail = null;
             OCFile file = (OCFile)mFile;
 
             final String imageKey = String.valueOf(file.getRemoteId());
 
             // Check disk cache in background thread
-            thumbnail = getBitmapFromDiskCache(imageKey);
+            Bitmap thumbnail = getBitmapFromDiskCache(imageKey);
 
             // Not found in disk cache
             if (thumbnail == null || file.needsUpdateThumbnail()) {
@@ -265,10 +257,16 @@ public class ThumbnailsCacheManager {
                 int px = getThumbnailDimension();
 
                 if (file.isDown()) {
-                    Bitmap bitmap = BitmapUtils.decodeSampledBitmapFromFile(
+                    Bitmap temp = BitmapUtils.decodeSampledBitmapFromFile(
                             file.getStoragePath(), px, px);
+                    Bitmap bitmap = ThumbnailUtils.extractThumbnail(temp, px, px);
 
                     if (bitmap != null) {
+                        // Handle PNG
+                        if (file.getMimetype().equalsIgnoreCase("image/png")) {
+                            bitmap = handlePNG(bitmap, px);
+                        }
+
                         thumbnail = addThumbnailToCache(imageKey, bitmap, file.getStoragePath(), px);
 
                         file.setNeedsUpdateThumbnail(false);
@@ -277,34 +275,40 @@ public class ThumbnailsCacheManager {
 
                 } else {
                     // Download thumbnail from server
-                    if (mClient != null && mServerVersion != null) {
-                        OwnCloudVersion serverOCVersion = new OwnCloudVersion(mServerVersion);
-                        if (serverOCVersion.compareTo(
-                                new OwnCloudVersion(MINOR_SERVER_VERSION_FOR_THUMBS)) >= 0) {
+                    OwnCloudVersion serverOCVersion = AccountUtils.getServerVersion(mAccount);
+                    if (mClient != null && serverOCVersion != null) {
+                        if (serverOCVersion.supportsRemoteThumbnails()) {
+                            GetMethod get = null;
                             try {
-                                int status = -1;
-
                                 String uri = mClient.getBaseUri() + "" +
                                         "/index.php/apps/files/api/v1/thumbnail/" +
                                         px + "/" + px + Uri.encode(file.getRemotePath(), "/");
                                 Log_OC.d("Thumbnail", "URI: " + uri);
-                                GetMethod get = new GetMethod(uri);
-                                status = mClient.executeMethod(get);
+                                get = new GetMethod(uri);
+                                int status = mClient.executeMethod(get);
                                 if (status == HttpStatus.SC_OK) {
-//                                    byte[] bytes = get.getResponseBody();
-//                                    Bitmap bitmap = BitmapFactory.decodeByteArray(bytes, 0,
-//                                            bytes.length);
                                     InputStream inputStream = get.getResponseBodyAsStream();
                                     Bitmap bitmap = BitmapFactory.decodeStream(inputStream);
                                     thumbnail = ThumbnailUtils.extractThumbnail(bitmap, px, px);
 
+                                    // Handle PNG
+                                    if (file.getMimetype().equalsIgnoreCase("image/png")) {
+                                        thumbnail = handlePNG(thumbnail, px);
+                                    }
+
                                     // Add thumbnail to cache
                                     if (thumbnail != null) {
                                         addBitmapToCache(imageKey, thumbnail);
                                     }
+                                } else {
+                                    mClient.exhaustResponse(get.getResponseBodyAsStream());
                                 }
                             } catch (Exception e) {
                                 e.printStackTrace();
+                            } finally {
+                                if (get != null) {
+                                    get.releaseConnection();
+                                }
                             }
                         } else {
                             Log_OC.d(TAG, "Server too old");
@@ -317,14 +321,26 @@ public class ThumbnailsCacheManager {
 
         }
 
+        private Bitmap handlePNG(Bitmap bitmap, int px){
+            Bitmap resultBitmap = Bitmap.createBitmap(px,
+                    px,
+                    Bitmap.Config.ARGB_8888);
+            Canvas c = new Canvas(resultBitmap);
+
+            c.drawColor(MainApp.getAppContext().getResources().
+                    getColor(R.color.background_color));
+            c.drawBitmap(bitmap, 0, 0, null);
+
+            return resultBitmap;
+        }
+
         private Bitmap doFileInBackground() {
-            Bitmap thumbnail = null;
             File file = (File)mFile;
 
             final String imageKey = String.valueOf(file.hashCode());
 
             // Check disk cache in background thread
-            thumbnail = getBitmapFromDiskCache(imageKey);
+            Bitmap thumbnail = getBitmapFromDiskCache(imageKey);
 
             // Not found in disk cache
             if (thumbnail == null) {
@@ -352,6 +368,7 @@ public class ThumbnailsCacheManager {
             if (bitmapData == null || bitmapData != file) {
                 // Cancel previous task
                 bitmapWorkerTask.cancel(true);
+                Log_OC.v(TAG, "Cancelled generation of thumbnail for a reused imageView");
             } else {
                 // The same work is already in progress
                 return false;