diff options
Diffstat (limited to 'src/main/java/de/pixart/messenger/utils/FileUtils.java')
| -rw-r--r-- | src/main/java/de/pixart/messenger/utils/FileUtils.java | 282 |
1 files changed, 141 insertions, 141 deletions
diff --git a/src/main/java/de/pixart/messenger/utils/FileUtils.java b/src/main/java/de/pixart/messenger/utils/FileUtils.java index fa69de49b..1500b6246 100644 --- a/src/main/java/de/pixart/messenger/utils/FileUtils.java +++ b/src/main/java/de/pixart/messenger/utils/FileUtils.java @@ -14,145 +14,145 @@ import java.io.File; public class FileUtils { - /** - * Get a file path from a Uri. This will get the the path for Storage Access - * Framework Documents, as well as the _data field for the MediaStore and - * other file-based ContentProviders. - * - * @param context The context. - * @param uri The Uri to query. - * @author paulburke - */ - @SuppressLint("NewApi") - public static String getPath(final Context context, final Uri uri) { - if (uri == null) { - return null; - } - - final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT; - - // DocumentProvider - if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) { - // ExternalStorageProvider - if (isExternalStorageDocument(uri)) { - final String docId = DocumentsContract.getDocumentId(uri); - final String[] split = docId.split(":"); - final String type = split[0]; - - if ("primary".equalsIgnoreCase(type)) { - return Environment.getExternalStorageDirectory() + "/" + split[1]; - } - - // TODO handle non-primary volumes - } - // DownloadsProvider - else if (isDownloadsDocument(uri)) { - - final String id = DocumentsContract.getDocumentId(uri); - final Uri contentUri = ContentUris.withAppendedId( - Uri.parse("content://downloads/public_downloads"), Long.valueOf(id)); - - return getDataColumn(context, contentUri, null, null); - } - // MediaProvider - else if (isMediaDocument(uri)) { - final String docId = DocumentsContract.getDocumentId(uri); - final String[] split = docId.split(":"); - final String type = split[0]; - - Uri contentUri = null; - if ("image".equals(type)) { - contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; - } else if ("video".equals(type)) { - contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; - } else if ("audio".equals(type)) { - contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI; - } - - final String selection = "_id=?"; - final String[] selectionArgs = new String[]{ - split[1] - }; - - return getDataColumn(context, contentUri, selection, selectionArgs); - } - } - // MediaStore (and general) - else if ("content".equalsIgnoreCase(uri.getScheme())) { - String path = getDataColumn(context, uri, null, null); - if (path != null) { - File file = new File(path); - if (!file.canRead()) { - return null; - } - } - return path; - } - // File - else if ("file".equalsIgnoreCase(uri.getScheme())) { - return uri.getPath(); - } - - return null; - } - - /** - * Get the value of the data column for this Uri. This is useful for - * MediaStore Uris, and other file-based ContentProviders. - * - * @param context The context. - * @param uri The Uri to query. - * @param selection (Optional) Filter used in the query. - * @param selectionArgs (Optional) Selection arguments used in the query. - * @return The value of the _data column, which is typically a file path. - */ - public static String getDataColumn(Context context, Uri uri, String selection, - String[] selectionArgs) { - - Cursor cursor = null; - final String column = "_data"; - final String[] projection = { - column - }; - - try { - cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs,null); - if (cursor != null && cursor.moveToFirst()) { - final int column_index = cursor.getColumnIndexOrThrow(column); - return cursor.getString(column_index); - } - } catch(Exception e) { - return null; - } finally { - if (cursor != null) { - cursor.close(); - } - } - return null; - } - - - /** - * @param uri The Uri to check. - * @return Whether the Uri authority is ExternalStorageProvider. - */ - public static boolean isExternalStorageDocument(Uri uri) { - return "com.android.externalstorage.documents".equals(uri.getAuthority()); - } - - /** - * @param uri The Uri to check. - * @return Whether the Uri authority is DownloadsProvider. - */ - public static boolean isDownloadsDocument(Uri uri) { - return "com.android.providers.downloads.documents".equals(uri.getAuthority()); - } - - /** - * @param uri The Uri to check. - * @return Whether the Uri authority is MediaProvider. - */ - public static boolean isMediaDocument(Uri uri) { - return "com.android.providers.media.documents".equals(uri.getAuthority()); - } + /** + * Get a file path from a Uri. This will get the the path for Storage Access + * Framework Documents, as well as the _data field for the MediaStore and + * other file-based ContentProviders. + * + * @param context The context. + * @param uri The Uri to query. + * @author paulburke + */ + @SuppressLint("NewApi") + public static String getPath(final Context context, final Uri uri) { + if (uri == null) { + return null; + } + + final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT; + + // DocumentProvider + if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) { + // ExternalStorageProvider + if (isExternalStorageDocument(uri)) { + final String docId = DocumentsContract.getDocumentId(uri); + final String[] split = docId.split(":"); + final String type = split[0]; + + if ("primary".equalsIgnoreCase(type)) { + return Environment.getExternalStorageDirectory() + "/" + split[1]; + } + + // TODO handle non-primary volumes + } + // DownloadsProvider + else if (isDownloadsDocument(uri)) { + + final String id = DocumentsContract.getDocumentId(uri); + final Uri contentUri = ContentUris.withAppendedId( + Uri.parse("content://downloads/public_downloads"), Long.valueOf(id)); + + return getDataColumn(context, contentUri, null, null); + } + // MediaProvider + else if (isMediaDocument(uri)) { + final String docId = DocumentsContract.getDocumentId(uri); + final String[] split = docId.split(":"); + final String type = split[0]; + + Uri contentUri = null; + if ("image".equals(type)) { + contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; + } else if ("video".equals(type)) { + contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI; + } else if ("audio".equals(type)) { + contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI; + } + + final String selection = "_id=?"; + final String[] selectionArgs = new String[]{ + split[1] + }; + + return getDataColumn(context, contentUri, selection, selectionArgs); + } + } + // MediaStore (and general) + else if ("content".equalsIgnoreCase(uri.getScheme())) { + String path = getDataColumn(context, uri, null, null); + if (path != null) { + File file = new File(path); + if (!file.canRead()) { + return null; + } + } + return path; + } + // File + else if ("file".equalsIgnoreCase(uri.getScheme())) { + return uri.getPath(); + } + + return null; + } + + /** + * Get the value of the data column for this Uri. This is useful for + * MediaStore Uris, and other file-based ContentProviders. + * + * @param context The context. + * @param uri The Uri to query. + * @param selection (Optional) Filter used in the query. + * @param selectionArgs (Optional) Selection arguments used in the query. + * @return The value of the _data column, which is typically a file path. + */ + public static String getDataColumn(Context context, Uri uri, String selection, + String[] selectionArgs) { + + Cursor cursor = null; + final String column = "_data"; + final String[] projection = { + column + }; + + try { + cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null); + if (cursor != null && cursor.moveToFirst()) { + final int column_index = cursor.getColumnIndexOrThrow(column); + return cursor.getString(column_index); + } + } catch (Exception e) { + return null; + } finally { + if (cursor != null) { + cursor.close(); + } + } + return null; + } + + + /** + * @param uri The Uri to check. + * @return Whether the Uri authority is ExternalStorageProvider. + */ + public static boolean isExternalStorageDocument(Uri uri) { + return "com.android.externalstorage.documents".equals(uri.getAuthority()); + } + + /** + * @param uri The Uri to check. + * @return Whether the Uri authority is DownloadsProvider. + */ + public static boolean isDownloadsDocument(Uri uri) { + return "com.android.providers.downloads.documents".equals(uri.getAuthority()); + } + + /** + * @param uri The Uri to check. + * @return Whether the Uri authority is MediaProvider. + */ + public static boolean isMediaDocument(Uri uri) { + return "com.android.providers.media.documents".equals(uri.getAuthority()); + } } |