private void startDownload(Resource resource) {
mConfirmationInProgress = false;
ActivityDelegate ad = getActivityDelegate();
if (ad == null) {
return;
}
resource.setDownloadDirectory(VizUtils.getDownloadDir());
// check download directory in case sd card or whatever has been
// unmounted and we can no longer write to it.
File directory = resource.getDownloadDirectory();
if (!Utils.directoryCreate(directory)) {
new AlertDialog.Builder(ad)
.setIcon(R.drawable.ic_launcher)
.setTitle(VizApp.getResString(R.string.download_failed))
.setMessage(VizApp.getResString(R.string.storage_error))
.setNeutralButton(R.string.ok, null)
.create()
.show();
return;
}
Uri uri =
VizApp.getResolver().insert(VizContract.Downloads.CONTENT_URI, resource.toContentValues());
if (uri == null) {
Log.e("Could not add download to database error");
Toast.makeText(
VizApp.getContext(),
VizApp.getResString(R.string.database_access_error),
Toast.LENGTH_LONG)
.show();
return;
}
Log.d("(uri=" + uri + ")");
resource.setDownloadUri(uri);
Downloads downloads = ad.getDownloadsFragment();
downloads.queue(resource);
}
/** Return true if download should continue, otherwise false; */
private boolean errorCheckPathAndFile(String filename) {
if (TextUtils.isEmpty(filename)) {
Toast.makeText(
VizApp.getContext(),
VizApp.getResString(R.string.invalid_filename),
Toast.LENGTH_LONG)
.show();
return false;
}
File downloadDir = VizUtils.getDownloadDir();
if (downloadDir == null || !downloadDir.exists()) {
Toast.makeText(
VizApp.getContext(),
VizApp.getResString(R.string.directory_access_error),
Toast.LENGTH_LONG)
.show();
return false;
}
if (!downloadDir.canWrite() || !downloadDir.canRead()) {
Toast.makeText(
VizApp.getContext(),
VizApp.getResString(R.string.directory_access_error),
Toast.LENGTH_LONG)
.show();
return false;
}
File file = VizUtils.getVideoFile(filename);
if (file != null && file.exists()) {
Toast.makeText(
VizApp.getContext(),
VizApp.getResString(R.string.file_exists_error),
Toast.LENGTH_LONG)
.show();
return false;
}
return true;
}