ringtone

app/src/main/java/com/jens/automation2/Miscellaneous.java

@@ -8,6 +8,7 @@ import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.Service;
+import android.content.ContentUris;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
@@ -24,6 +25,7 @@ import android.os.AsyncTask;
 import android.os.Build;
 import android.os.Environment;
 import android.os.IBinder;
+import android.provider.DocumentsContract;
 import android.provider.MediaStore;
 import android.provider.Settings.Secure;
 import android.telephony.PhoneNumberUtils;
@@ -73,8 +75,10 @@ import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.net.HttpURLConnection;
 import java.net.URL;
+import java.security.DigestInputStream;
 import java.security.KeyManagementException;
 import java.security.KeyStore;
+import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;
@@ -1189,7 +1193,8 @@ public class Miscellaneous extends Service
 
 	public static double round(double value, int places)
 	{
-		if (places < 0) throw new IllegalArgumentException();
+		if (places < 0)
+			throw new IllegalArgumentException();
 
 		BigDecimal bd = new BigDecimal(Double.toString(value));
 		bd = bd.setScale(places, RoundingMode.HALF_UP);
@@ -1201,7 +1206,7 @@ public class Miscellaneous extends Service
 		Cursor cursor = null;
 		try
 		{
-			String[] proj = { MediaStore.Images.Media.DATA };
+			String[] proj = { MediaStore.Images.Media.DATA, MediaStore.Audio.Media.DATA };
 			cursor = context.getContentResolver().query(contentUri,  proj, null, null, null);
 			int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 			cursor.moveToFirst();
@@ -1221,6 +1226,114 @@ public class Miscellaneous extends Service
 		}
 	}
 
+	public static String getRealPathFromURI2(final Context context, final Uri uri)
+	{
+		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];
+				}
+			}
+			// 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()))
+		{
+			return getDataColumn(context, uri, null, null);
+		}
+		// File
+		else if ("file".equalsIgnoreCase(uri.getScheme()))
+		{
+			return uri.getPath();
+		}
+
+		return null;
+	}
+
+	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);
+			}
+		}
+		finally
+		{
+			if (cursor != null)
+				cursor.close();
+		}
+		return null;
+	}
+
+	public static boolean isExternalStorageDocument(Uri uri)
+	{
+		return "com.android.externalstorage.documents".equals(uri.getAuthority());
+	}
+
+	public static boolean isDownloadsDocument(Uri uri)
+	{
+		return "com.android.providers.downloads.documents".equals(uri.getAuthority());
+	}
+
+	public static boolean isMediaDocument(Uri uri)
+	{
+		return "com.android.providers.media.documents".equals(uri.getAuthority());
+	}
+
 	public static Method getClassMethodReflective(String className, String methodName)
 	{
 		Class foundClass = null;
@@ -1754,4 +1867,35 @@ public class Miscellaneous extends Service
 
 		return null;
 	}
+
+	public static String checksumSha(String filepath) throws IOException
+	{
+		try
+		{
+			MessageDigest md = null;
+			md = MessageDigest.getInstance("SHA-256");
+
+			// file hashing with DigestInputStream
+			try (DigestInputStream dis = new DigestInputStream(new FileInputStream(filepath), md))
+			{
+				while (dis.read() != -1)
+					; //empty loop to clear the data
+				md = dis.getMessageDigest();
+			}
+
+			// bytes to hex
+			StringBuilder result = new StringBuilder();
+			for (byte b : md.digest())
+			{
+				result.append(String.format("%02x", b));
+			}
+			return result.toString();
+		}
+		catch (NoSuchAlgorithmException e)
+		{
+			Miscellaneous.logEvent("e", "shaChecksum", Log.getStackTraceString(e), 2);
+		}
+
+		return null;
+	}
 }