Examples with Function com.ichi2.utils.FunctionalInterfaces.Function used on opensource projects

Example 11 with Function

use of com.ichi2.utils.FunctionalInterfaces.Function in project Anki-Android by ankidroid.

the class CardContentProvider method insertMediaFile.

private Uri insertMediaFile(ContentValues values, Collection col) {
    // Insert media file using libanki.Media.addFile and return Uri for the inserted file.
    Uri fileUri = Uri.parse(values.getAsString(FlashCardsContract.AnkiMedia.FILE_URI));
    String preferredName = values.getAsString(FlashCardsContract.AnkiMedia.PREFERRED_NAME);
    try {
        ContentResolver cR = mContext.getContentResolver();
        Media media = col.getMedia();
        // idea, open input stream and save to cache directory, then
        // pass this (hopefully temporary) file to the media.addFile function.
        // return eg "jpeg"
        String fileMimeType = MimeTypeMap.getSingleton().getExtensionFromMimeType(cR.getType(fileUri));
        // should we be enforcing strict mimetypes? which types?
        File tempFile;
        File externalCacheDir = mContext.getExternalCacheDir();
        if (externalCacheDir == null) {
            Timber.e("createUI() unable to get external cache directory");
            return null;
        }
        File tempMediaDir = new File(externalCacheDir.getAbsolutePath() + "/temp-media");
        if (!tempMediaDir.exists() && !tempMediaDir.mkdir()) {
            Timber.e("temp-media dir did not exist and could not be created");
            return null;
        }
        try {
            tempFile = File.createTempFile(// the beginning of the filename.
            preferredName + "_", // this is the extension, if null, '.tmp' is used, need to get the extension from MIME type?
            "." + fileMimeType, tempMediaDir);
            tempFile.deleteOnExit();
        } catch (Exception e) {
            Timber.w(e, "Could not create temporary media file. ");
            return null;
        }
        FileUtil.internalizeUri(fileUri, tempFile, cR);
        String fname = media.addFile(tempFile);
        Timber.d("insert -> MEDIA: fname = %s", fname);
        File f = new File(fname);
        Timber.d("insert -> MEDIA: f = %s", f);
        Uri uriFromF = Uri.fromFile(f);
        Timber.d("insert -> MEDIA: uriFromF = %s", uriFromF);
        return Uri.fromFile(new File(fname));
    } catch (IOException | EmptyMediaException e) {
        Timber.w(e, "insert failed from %s", fileUri);
        return null;
    }
}