@Override
@TargetApi(Build.VERSION_CODES.LOLLIPOP)
public void onShowAdvanced() {
if (selectDownloadFolderFragment != null) selectDownloadFolderFragment.dismiss();
Intent selectFolderIntent;
// Create intent depending on system version
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
// Use the system UI for folder selection on Android 5.0 and later
selectFolderIntent = new Intent(Intent.ACTION_OPEN_DOCUMENT_TREE);
else {
// Use old custom UI on older Android versions
selectFolderIntent = new Intent(this, SelectFileActivity.class);
selectFolderIntent.putExtra(
SelectFileActivity.SELECTION_MODE_KEY, SelectFileActivity.SelectionMode.FOLDER);
selectFolderIntent.putExtra(
SelectFileActivity.INITIAL_PATH_KEY,
getPreferences(MODE_PRIVATE)
.getString(
SettingsActivity.KEY_DOWNLOAD_FOLDER,
EpisodeDownloadManager.getDefaultDownloadFolder().getAbsolutePath()));
}
// Start activity. Result will be caught below and pushed down to the SettingsActivity.
startActivityForResult(selectFolderIntent, DownloadFolderPreference.REQUEST_CODE);
}
private void cleanMetadata(Map<String, EpisodeMetadata> result) {
// Find download folder
File podcastDir =
new File(
PreferenceManager.getDefaultSharedPreferences(context)
.getString(
SettingsActivity.KEY_DOWNLOAD_FOLDER,
EpisodeDownloadManager.getDefaultDownloadFolder().getAbsolutePath()));
// Handle the case where the download finished while the application was
// not running. In this case, there would be a downloadId but no
// filePath while the episode media file is actually there.
Iterator<Entry<String, EpisodeMetadata>> iterator = result.entrySet().iterator();
while (iterator.hasNext()) {
Entry<String, EpisodeMetadata> entry = iterator.next();
// Skip all entries without a download id
if (entry.getValue().downloadId == null) continue;
final File downloadPath =
new File(
podcastDir,
EpisodeDownloadManager.sanitizeAsFilePath(
entry.getValue().podcastName, entry.getValue().episodeName, entry.getKey()));
if (entry.getValue().filePath == null && downloadPath.exists())
entry.getValue().filePath = downloadPath.getAbsolutePath();
}
// Handle the case that the media file has been delete from outside the
// app. In this case, downloadId and and filePath would be there, but no
// file.
iterator = result.entrySet().iterator();
while (iterator.hasNext()) {
Entry<String, EpisodeMetadata> entry = iterator.next();
// Skip all entries without a download id
if (entry.getValue().downloadId == null) continue;
// Invalidate file path and download id data
if (entry.getValue().filePath != null && !new File(entry.getValue().filePath).exists()) {
entry.getValue().downloadId = null;
entry.getValue().filePath = null;
}
}
}