Fixed: Rotating screen after viewing a file would return you to the
[pub/Android/ownCloud.git] / src / eu / alefzero / owncloud / ui / fragment / FileDetailFragment.java
index fac9fa4..d2f5d10 100644 (file)
 package eu.alefzero.owncloud.ui.fragment;\r
 \r
 import android.accounts.Account;\r
+import android.accounts.AccountManager;\r
+import android.content.BroadcastReceiver;\r
+import android.content.Context;\r
 import android.content.Intent;\r
-import android.database.Cursor;\r
+import android.content.IntentFilter;\r
 import android.graphics.Bitmap;\r
 import android.graphics.BitmapFactory;\r
 import android.net.Uri;\r
 import android.os.Bundle;\r
+import android.util.Log;\r
 import android.view.LayoutInflater;\r
 import android.view.View;\r
 import android.view.View.OnClickListener;\r
 import android.view.ViewGroup;\r
+import android.widget.Button;\r
 import android.widget.ImageView;\r
 import android.widget.TextView;\r
 import android.widget.Toast;\r
-import android.widget.VideoView;\r
 \r
 import com.actionbarsherlock.app.SherlockFragment;\r
 \r
 import eu.alefzero.owncloud.DisplayUtils;\r
 import eu.alefzero.owncloud.FileDownloader;\r
 import eu.alefzero.owncloud.R;\r
-import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;\r
+import eu.alefzero.owncloud.authenticator.AccountAuthenticator;\r
+import eu.alefzero.owncloud.datamodel.OCFile;\r
+import eu.alefzero.owncloud.utils.OwnCloudVersion;\r
 \r
 /**\r
  * This Fragment is used to display the details about a file.\r
+ * \r
  * @author Bartek Przybylski\r
- *\r
+ * \r
  */\r
-public class FileDetailFragment extends SherlockFragment implements OnClickListener {\r
-  \r
-  private Intent mIntent;\r
-  private View mView;\r
-  \r
-  public void setStuff(Intent intent) {\r
-    mIntent = intent;\r
-    setStuff(getView());\r
-  }\r
-  \r
-  private void setStuff(View view) {\r
-    mView = view;\r
-    String id = mIntent.getStringExtra("FILE_ID");\r
-    Account account = mIntent.getParcelableExtra("ACCOUNT");\r
-    String account_name = account.name;\r
-    Cursor c = getActivity().managedQuery(\r
-        Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, id),\r
-        null,\r
-        ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",\r
-        new String[]{account_name},\r
-        null);\r
-    c.moveToFirst();\r
-\r
-    // Retrieve details from DB\r
-    String filename = c.getString(c.getColumnIndex(ProviderTableMeta.FILE_NAME));\r
-    String mimetype = c.getString(c.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE));\r
-    String path = c.getString(c.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH));\r
-    long filesize = c.getLong(c.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH));\r
-\r
-    // set file details\r
-    setFilename(filename);\r
-    setFiletype(DisplayUtils.convertMIMEtoPrettyPrint(mimetype));\r
-    setFilesize(filesize);\r
+public class FileDetailFragment extends SherlockFragment implements\r
+        OnClickListener {\r
+\r
+    public static final String EXTRA_FILE = "FILE";\r
+\r
+    private DownloadFinishReceiver mDownloadFinishReceiver;\r
+    private Intent mIntent;\r
+    private int mLayout;\r
+    private View mView;\r
+    private OCFile mFile;\r
+    private static final String TAG = "FileDetailFragment";\r
+\r
+    /**\r
+     * Default constructor - contains real layout\r
+     */\r
+    public FileDetailFragment(){\r
+        mLayout = R.layout.file_details_fragment;\r
+    }\r
+    \r
+    /**\r
+     * Creates a dummy layout. For use if the user never has\r
+     * tapped on a file before\r
+     * \r
+     * @param useEmptyView If true, use empty layout\r
+     */\r
+    public FileDetailFragment(boolean useEmptyView){\r
+        if(useEmptyView){\r
+            mLayout = R.layout.file_details_empty;\r
+        } else {\r
+            mLayout = R.layout.file_details_fragment;\r
+        }\r
+    }\r
+    \r
+    /**\r
+     * Use this when creating the fragment and display\r
+     * a file at the same time\r
+     * \r
+     * @param showDetailsIntent The Intent with the required parameters\r
+     * @see FileDetailFragment#updateFileDetails(Intent)\r
+     */\r
+    public FileDetailFragment(Intent showDetailsIntent) {\r
+        mIntent = showDetailsIntent;\r
+        mLayout = R.layout.file_details_fragment;\r
+    }\r
+\r
+    @Override\r
+    public void onResume() {\r
+        super.onResume();\r
+        mDownloadFinishReceiver = new DownloadFinishReceiver();\r
+        IntentFilter filter = new IntentFilter(\r
+                FileDownloader.DOWNLOAD_FINISH_MESSAGE);\r
+        getActivity().registerReceiver(mDownloadFinishReceiver, filter);\r
+    }\r
+\r
+    @Override\r
+    public void onPause() {\r
+        super.onPause();\r
+        getActivity().unregisterReceiver(mDownloadFinishReceiver);\r
+        mDownloadFinishReceiver = null;\r
+    }\r
+\r
+    @Override\r
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,\r
+            Bundle savedInstanceState) {\r
+        View view = null;\r
+        view = inflater.inflate(mLayout, container, false);\r
+        mView = view;\r
+        if(mLayout == R.layout.file_details_fragment){\r
+            // Phones will launch an activity with this intent\r
+            if(mIntent == null){\r
+                mIntent = getActivity().getIntent();\r
+            }\r
+            updateFileDetails();\r
+        }\r
+        \r
+        return view;\r
+    }\r
+\r
+    @Override\r
+    public View getView() {\r
+        return super.getView() == null ? mView : super.getView();\r
+    }\r
+\r
+    @Override\r
+    public void onClick(View v) {\r
+        Toast.makeText(getActivity(), "Downloading", Toast.LENGTH_LONG).show();\r
+        Intent i = new Intent(getActivity(), FileDownloader.class);\r
+        i.putExtra(FileDownloader.EXTRA_ACCOUNT,\r
+                mIntent.getParcelableExtra(FileDownloader.EXTRA_ACCOUNT));\r
+        i.putExtra(FileDownloader.EXTRA_FILE_PATH, mFile.getRemotePath());\r
+        getActivity().startService(i);\r
+    }\r
+\r
+    /**\r
+     * Can be used to get the file that is currently being displayed.\r
+     * @return The file on the screen.\r
+     */\r
+    public OCFile getDisplayedFile(){\r
+        return mFile;\r
+    }\r
+    \r
+    /**\r
+     * Use this method to signal this Activity that it shall update its view.\r
+     * \r
+     * @param intent The {@link Intent} that contains extra information about\r
+     *            this file The intent needs to have these extras:\r
+     *            <p>\r
+     * \r
+     *            {@link FileDetailFragment#EXTRA_FILE}: An {@link OCFile}\r
+     *            {@link FileDownloader#EXTRA_ACCOUNT}: The Account that file\r
+     *            belongs to (required for downloading)\r
+     */\r
+    public void updateFileDetails(Intent intent) {\r
+        mIntent = intent;\r
+        updateFileDetails();\r
+    }\r
+\r
+    /**\r
+     * Updates the view with all relevant details about that file.\r
+     */\r
+    private void updateFileDetails() {\r
+        mFile = mIntent.getParcelableExtra(EXTRA_FILE);\r
+        Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);\r
+\r
+        if (mFile != null) {\r
+            // set file details\r
+            setFilename(mFile.getFileName());\r
+            setFiletype(DisplayUtils.convertMIMEtoPrettyPrint(mFile\r
+                    .getMimetype()));\r
+            setFilesize(mFile.getFileLength());\r
+            if(ocVersionSupportsTimeCreated()){\r
+                setTimeCreated(mFile.getCreationTimestamp());\r
+            }\r
+           \r
+            setTimeModified(mFile.getModificationTimestamp());\r
+            \r
+            // Update preview\r
+            if (mFile.getStoragePath() != null) {\r
+                try {\r
+                    if (mFile.getMimetype().startsWith("image/")) {\r
+                        ImageView preview = (ImageView) getView().findViewById(\r
+                                R.id.fdPreview);\r
+                        Bitmap bmp = BitmapFactory.decodeFile(mFile.getStoragePath());\r
+                        preview.setImageBitmap(bmp);\r
+                    }\r
+                } catch (OutOfMemoryError e) {\r
+                    Log.e(TAG, "Out of memory occured for file with size " + mFile.getFileLength());\r
+                }\r
+                downloadButton.setText(R.string.filedetails_open);\r
+                downloadButton.setOnClickListener(new OnClickListener() {\r
+                    @Override\r
+                    public void onClick(View v) {\r
+                        Intent i = new Intent(Intent.ACTION_VIEW);\r
+                        i.setDataAndType(Uri.parse("file://"+mFile.getStoragePath()), mFile.getMimetype());\r
+                        startActivity(i);\r
+                    }\r
+                });\r
+            } else {\r
+                // Make download button effective\r
+                downloadButton.setOnClickListener(this);\r
+            }\r
+        }\r
+    }\r
+    \r
+    /**\r
+     * Updates the filename in view\r
+     * @param filename to set\r
+     */\r
+    private void setFilename(String filename) {\r
+        TextView tv = (TextView) getView().findViewById(R.id.fdFilename);\r
+        if (tv != null)\r
+            tv.setText(filename);\r
+    }\r
+\r
+    /**\r
+     * Updates the MIME type in view\r
+     * @param mimetype to set\r
+     */\r
+    private void setFiletype(String mimetype) {\r
+        TextView tv = (TextView) getView().findViewById(R.id.fdType);\r
+        if (tv != null)\r
+            tv.setText(mimetype);\r
+    }\r
+\r
+    /**\r
+     * Updates the file size in view\r
+     * @param filesize in bytes to set\r
+     */\r
+    private void setFilesize(long filesize) {\r
+        TextView tv = (TextView) getView().findViewById(R.id.fdSize);\r
+        if (tv != null)\r
+            tv.setText(DisplayUtils.bytesToHumanReadable(filesize));\r
+    }\r
     \r
-    // set file preview if available and possible\r
-    View w = view.findViewById(R.id.videoView1);\r
-    w.setVisibility(View.INVISIBLE);\r
-    if (path == null) {\r
-      ImageView v = (ImageView) getView().findViewById(R.id.imageView2);\r
-      v.setImageResource(R.drawable.download);\r
-      v.setOnClickListener(this);\r
-    } else {\r
-      if (mimetype.startsWith("image/")) {\r
-        ImageView v = (ImageView) view.findViewById(R.id.imageView2);\r
-        Bitmap bmp = BitmapFactory.decodeFile(path);\r
-        v.setImageBitmap(bmp);\r
-      } else if (mimetype.startsWith("video/")) {\r
-        VideoView v = (VideoView) view.findViewById(R.id.videoView1);\r
-        v.setVisibility(View.VISIBLE);\r
-        v.setVideoPath(path);\r
-        v.start();\r
-      }\r
-    }\r
-  }\r
-\r
-  @Override\r
-  public View onCreateView(LayoutInflater inflater, ViewGroup container,\r
-      Bundle savedInstanceState) {\r
-    View v = null;\r
+    /**\r
+     * Updates the time that the file was created in view\r
+     * @param milliseconds Unix time to set\r
+     */\r
+    private void setTimeCreated(long milliseconds){\r
+        TextView tv = (TextView) getView().findViewById(R.id.fdCreated);\r
+        TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);\r
+        if(tv != null){\r
+            tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));\r
+            tv.setVisibility(View.VISIBLE);\r
+            tvLabel.setVisibility(View.VISIBLE);\r
+        }\r
+    }\r
+    \r
+    /**\r
+     * Updates the time that the file was last modified\r
+     * @param milliseconds Unix time to set\r
+     */\r
+    private void setTimeModified(long milliseconds){\r
+        TextView tv = (TextView) getView().findViewById(R.id.fdModified);\r
+        if(tv != null){\r
+            tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));\r
+        }\r
+    }\r
     \r
-    if (getActivity().getIntent() != null && getActivity().getIntent().getStringExtra("FILE_ID") != null) {\r
-       v = inflater.inflate(R.layout.file_details_fragment, container, false);\r
-       mIntent = getActivity().getIntent();\r
-       setStuff(v);\r
-    } else {\r
-       v = inflater.inflate(R.layout.file_details_empty, container, false);\r
-    }\r
-    return v;\r
-  }\r
-\r
-  @Override\r
-  public View getView() {\r
-    return mView == null ? super.getView() : mView;\r
-  };\r
-  \r
-  public void setFilename(String filename) {\r
-    TextView tv = (TextView) getView().findViewById(R.id.textView1);\r
-    if (tv != null) tv.setText(filename);\r
-  }\r
-  \r
-  public void setFiletype(String mimetype) {\r
-    TextView tv = (TextView) getView().findViewById(R.id.textView2);\r
-    if (tv != null) tv.setText(mimetype);\r
-  }\r
-  \r
-  public void setFilesize(long filesize) {\r
-    TextView tv = (TextView) getView().findViewById(R.id.textView3);\r
-    if (tv != null) tv.setText(DisplayUtils.bitsToHumanReadable(filesize));\r
-  }\r
-\r
-  @Override\r
-  public void onClick(View v) {\r
-    Toast.makeText(getActivity(), "Downloading", Toast.LENGTH_LONG).show();\r
-    Intent i = new Intent(getActivity(), FileDownloader.class);\r
-    i.putExtra(FileDownloader.EXTRA_ACCOUNT, mIntent.getParcelableExtra("ACCOUNT"));\r
-    i.putExtra(FileDownloader.EXTRA_FILE_PATH, mIntent.getStringExtra("FULL_PATH"));\r
-    getActivity().startService(i);\r
-  }\r
-  \r
+    /**\r
+     * In ownCloud 3.0.3 and 4.0.0 there is a bug that SabreDAV does not return\r
+     * the time that the file was created. There is a chance that this will\r
+     * be fixed in future versions. Use this method to check if this version of\r
+     * ownCloud has this fix.\r
+     * @return True, if ownCloud the ownCloud version is > 3.0.4 and 4.0.1\r
+     */\r
+    private boolean ocVersionSupportsTimeCreated(){\r
+        if(mIntent != null){\r
+            Account ocAccount = mIntent.getParcelableExtra(FileDownloader.EXTRA_ACCOUNT);\r
+            if(ocAccount != null){\r
+                AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);\r
+                OwnCloudVersion ocVersion = new OwnCloudVersion(accManager\r
+                        .getUserData(ocAccount, AccountAuthenticator.KEY_OC_VERSION));\r
+                if(ocVersion.compareTo(new OwnCloudVersion(0x030004)) >= 0 || ocVersion.compareTo(new OwnCloudVersion(0x040001)) >= 0){\r
+                    return true;\r
+                }\r
+            }\r
+        }\r
+        return false;\r
+    }\r
+\r
+    /**\r
+     * Once the file download has finished -> update view\r
+     * @author Bartek Przybylski\r
+     */\r
+    private class DownloadFinishReceiver extends BroadcastReceiver {\r
+        @Override\r
+        public void onReceive(Context context, Intent intent) {\r
+            updateFileDetails();\r
+        }\r
+\r
+    }\r
+\r
 }\r