package de.pixart.messenger.ui; import android.content.ActivityNotFoundException; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.ActivityInfo; import android.content.pm.PackageManager; import android.content.pm.ResolveInfo; import android.content.res.Configuration; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.media.MediaMetadataRetriever; import android.net.Uri; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.design.widget.FloatingActionButton; import android.support.v7.app.ActionBar; import android.support.v7.view.menu.MenuBuilder; import android.support.v7.view.menu.MenuPopupHelper; import android.support.v7.widget.PopupMenu; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.WindowManager; import android.webkit.MimeTypeMap; import android.widget.ImageView; import android.widget.Toast; import com.davemorrissey.labs.subscaleview.ImageSource; import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView; import com.github.rtoshiro.view.video.FullscreenVideoLayout; import java.io.File; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.util.List; import de.pixart.messenger.Config; import de.pixart.messenger.R; import de.pixart.messenger.persistance.FileBackend; import de.pixart.messenger.utils.ExifHelper; import de.pixart.messenger.utils.MimeUtils; import pl.droidsonroids.gif.GifImageView; import static de.pixart.messenger.persistance.FileBackend.close; public class MediaViewerActivity extends XmppActivity { Integer oldOrientation; SubsamplingScaleImageView mImage; GifImageView mGIF; FullscreenVideoLayout mVideo; ImageView mFullscreenbutton; Uri mFileUri; File mFile; FloatingActionButton fab; int height = 0; int width = 0; int rotation = 0; boolean isImage = false; boolean isVideo = false; public static String getMimeType(String path) { try { String type = null; String extension = path.substring(path.lastIndexOf(".") + 1, path.length()); if (extension != null) { type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension); } return type; } catch (Exception e) { e.printStackTrace(); } return null; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); this.mTheme = findTheme(); setTheme(this.mTheme); ActionBar actionBar = getSupportActionBar(); if (actionBar != null && actionBar.isShowing()) { actionBar.hide(); } oldOrientation = getRequestedOrientation(); WindowManager.LayoutParams layout = getWindow().getAttributes(); if (useMaxBrightness()) { layout.screenBrightness = 1; } getWindow().setAttributes(layout); getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); setContentView(R.layout.activity_media_viewer); mImage = findViewById(R.id.message_image_view); mGIF = findViewById(R.id.message_gif_view); mVideo = findViewById(R.id.message_video_view); mFullscreenbutton = findViewById(R.id.vcv_img_fullscreen); fab = findViewById(R.id.fab); fab.setOnClickListener(v -> { PopupMenu popup = new PopupMenu(MediaViewerActivity.this, v); popup.inflate(R.menu.media_viewer); final Menu menu = popup.getMenu(); MenuItem delete = menu.findItem(R.id.action_delete); MenuItem open = menu.findItem(R.id.action_open); Log.d(Config.LOGTAG, "Path = " + mFile.toString()); if (mFile == null || !mFile.toString().startsWith("/") || mFile.toString().contains(FileBackend.getConversationsDirectory("null"))) { delete.setVisible(true); } else { delete.setVisible(false); } if (isVideo) { if (isDarkTheme()) { open.setIcon(R.drawable.ic_video_white_24dp); } else { open.setIcon(R.drawable.ic_video_black_24dp); } } else if (isImage) { if (isDarkTheme()) { open.setIcon(R.drawable.ic_image_white_24dp); } else { open.setIcon(R.drawable.ic_image_black_24dp); } } popup.setOnMenuItemClickListener(item -> { switch (item.getItemId()) { case R.id.action_share: share(); break; case R.id.action_open: open(); break; case R.id.action_delete: deleteFile(); break; default: return false; } return true; }); MenuPopupHelper menuHelper = new MenuPopupHelper(MediaViewerActivity.this, (MenuBuilder) menu, v); menuHelper.setForceShowIcon(true); menuHelper.show(); }); } private void share() { Intent share = new Intent(Intent.ACTION_SEND); share.setType(getMimeType(mFile.toString())); share.putExtra(Intent.EXTRA_STREAM, FileBackend.getUriForFile(this, mFile)); try { startActivity(Intent.createChooser(share, getText(R.string.share_with))); } catch (ActivityNotFoundException e) { //This should happen only on faulty androids because normally chooser is always available Toast.makeText(this, R.string.no_application_found_to_open_file, Toast.LENGTH_SHORT).show(); } } private void deleteFile() { this.xmppConnectionService.getFileBackend().deleteFile(mFile); finish(); } private void open() { Uri uri; try { uri = FileBackend.getUriForFile(this, mFile); } catch (SecurityException e) { Log.d(Config.LOGTAG, "No permission to access " + mFile.getAbsolutePath(), e); Toast.makeText(this, this.getString(R.string.no_permission_to_access_x, mFile.getAbsolutePath()), Toast.LENGTH_SHORT).show(); return; } String mime = MimeUtils.guessMimeTypeFromUri(this, uri); Intent openIntent = new Intent(Intent.ACTION_VIEW); openIntent.setDataAndType(uri, mime); openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); PackageManager manager = this.getPackageManager(); List info = manager.queryIntentActivities(openIntent, 0); if (info.size() == 0) { openIntent.setDataAndType(uri, "*/*"); } try { this.startActivity(openIntent); finish(); } catch (ActivityNotFoundException e) { Toast.makeText(this, R.string.no_application_found_to_open_file, Toast.LENGTH_SHORT).show(); } } @Override protected void refreshUiReal() { } @Override protected void onStart() { super.onStart(); Intent intent = getIntent(); if (intent != null) { if (intent.hasExtra("image")) { mFileUri = intent.getParcelableExtra("image"); mFile = new File(mFileUri.getPath()); if (mFileUri != null && mFile.exists() && mFile.length() > 0) { try { isImage = true; DisplayImage(mFile, mFileUri); } catch (Exception e) { isImage = false; Log.d(Config.LOGTAG, "Illegal exeption :" + e); Toast.makeText(MediaViewerActivity.this, getString(R.string.error_file_corrupt), Toast.LENGTH_SHORT).show(); finish(); } } else { Toast.makeText(MediaViewerActivity.this, getString(R.string.file_deleted), Toast.LENGTH_SHORT).show(); } } else if (intent.hasExtra("video")) { mFileUri = intent.getParcelableExtra("video"); mFile = new File(mFileUri.getPath()); if (mFileUri != null && mFile.exists() && mFile.length() > 0) { try { isVideo = true; DisplayVideo(mFileUri); } catch (Exception e) { isVideo = false; Log.d(Config.LOGTAG, "Illegal exeption :" + e); Toast.makeText(MediaViewerActivity.this, getString(R.string.error_file_corrupt), Toast.LENGTH_SHORT).show(); finish(); } } else { Toast.makeText(MediaViewerActivity.this, getString(R.string.file_deleted), Toast.LENGTH_SHORT).show(); } } } } private void DisplayImage(final File file, final Uri FileUri) { boolean gif = false; gif = "image/gif".equalsIgnoreCase(getMimeType(file.toString())); BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = true; BitmapFactory.decodeFile(new File(file.getPath()).getAbsolutePath(), options); height = options.outHeight; width = options.outWidth; rotation = getRotation(Uri.parse("file://" + file.getAbsolutePath())); Log.d(Config.LOGTAG, "Image height: " + height + ", width: " + width + ", rotation: " + rotation); if (useAutoRotateScreen()) { rotateScreen(width, height, rotation); } try { if (gif) { mGIF.setVisibility(View.VISIBLE); mGIF.setImageURI(FileUri); } else { mImage.setVisibility(View.VISIBLE); mImage.setImage(ImageSource.uri(FileUri)); } } catch (Exception e) { Toast.makeText(this, getString(R.string.error_file_corrupt), Toast.LENGTH_LONG).show(); e.printStackTrace(); } } private void DisplayVideo(final Uri uri) { MediaMetadataRetriever retriever = new MediaMetadataRetriever(); retriever.setDataSource(uri.getPath()); Bitmap bitmap = null; try { bitmap = retriever.getFrameAtTime(); height = bitmap.getHeight(); width = bitmap.getWidth(); } catch (Exception e) { height = Integer.valueOf(retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT)); width = Integer.valueOf(retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH)); } finally { if (bitmap != null) { bitmap.recycle(); } } rotation = Integer.valueOf(retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_ROTATION)); Log.d(Config.LOGTAG, "Video height: " + height + ", width: " + width + ", rotation: " + rotation); if (useAutoRotateScreen()) { rotateScreen(width, height, rotation); } try { mVideo.setVisibility(View.VISIBLE); mVideo.setVideoURI(uri); mFullscreenbutton.setVisibility(View.INVISIBLE); mVideo.setShouldAutoplay(true); } catch (IOException e) { Toast.makeText(this, getString(R.string.error_file_corrupt), Toast.LENGTH_LONG).show(); e.printStackTrace(); } } private int getRotation(Uri image) { InputStream is = null; try { is = this.getContentResolver().openInputStream(image); return ExifHelper.getOrientation(is); } catch (FileNotFoundException e) { return 0; } finally { close(is); } } private void rotateScreen(final int width, final int height, final int rotation) { if (width > height) { if (rotation == 0 || rotation == 180) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE); } else { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT); } } else if (width <= height) { if (rotation == 90 || rotation == 270) { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT); } else { setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT); } } } @Override public void onConfigurationChanged(Configuration newConfig) { super.onConfigurationChanged(newConfig); } @Override public void onResume() { WindowManager.LayoutParams layout = getWindow().getAttributes(); if (useMaxBrightness()) { layout.screenBrightness = 1; } getWindow().setAttributes(layout); getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); mVideo.setShouldAutoplay(true); super.onResume(); } @Override public void onPause() { mVideo.reset(); WindowManager.LayoutParams layout = getWindow().getAttributes(); if (useMaxBrightness()) { layout.screenBrightness = -1; } getWindow().setAttributes(layout); getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); setRequestedOrientation(oldOrientation); super.onPause(); } @Override public void onStop() { mVideo.reset(); WindowManager.LayoutParams layout = getWindow().getAttributes(); if (useMaxBrightness()) { layout.screenBrightness = -1; } getWindow().setAttributes(layout); getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); setRequestedOrientation(oldOrientation); super.onStop(); } @Override void onBackendConnected() { } public boolean useMaxBrightness() { return getPreferences().getBoolean("use_max_brightness", getResources().getBoolean(R.bool.use_max_brightness)); } public boolean useAutoRotateScreen() { return getPreferences().getBoolean("use_auto_rotate", getResources().getBoolean(R.bool.auto_rotate)); } protected SharedPreferences getPreferences() { return PreferenceManager.getDefaultSharedPreferences(getApplicationContext()); } }