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/**
* @file Kid3Activity.java
* Specialized QtActivity for Kid3.
* Based on the blog post from Ekkehard Genz.
* https://blog.qt.io/blog/2017/12/01/sharing-files-android-ios-qt-app/
*
* @b Project: Kid3
* @author Urs Fleisch
* @date 27 Feb 2019
*
* Copyright (C) 2019 Urs Fleisch
*
* This file is part of Kid3.
*
* Kid3 is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Kid3 is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sourceforge.kid3;
import java.io.File;
import java.lang.String;
import android.content.ContentUris;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.net.Uri;
import android.provider.DocumentsContract;
import android.provider.MediaStore;
import android.util.Log;
import org.qtproject.qt5.android.bindings.QtActivity;
public class Kid3Activity extends QtActivity {
// Implemented in androidutils.cpp
public static native void setFilePathFromIntent(String path);
private static boolean isIntentPending;
private static boolean isInitialized;
// Called with intent when app is not yet running.
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Log.d("Kid3", "onCreate");
Intent intent = getIntent();
if (intent != null) {
String action = intent.getAction();
if (action != null) {
Log.d("Kid3", "intent action " + action);
// Will be processed when C++ application is ready and calling checkPendingIntents()
isIntentPending = true;
}
}
}
// Called with intent when app is already running.
@Override
public void onNewIntent(Intent intent) {
Log.d("Kid3", "onNewIntent");
super.onNewIntent(intent);
setIntent(intent);
// Intent is processed when C++ application is ready and has called checkPendingIntents()
if (isInitialized) {
processIntent();
} else {
isIntentPending = true;
}
}
// Called from C++ application to trigger signal emission with intent data.
public void checkPendingIntents() {
isInitialized = true;
if (isIntentPending) {
isIntentPending = false;
Log.d("Kid3", "process intent");
processIntent();
} else {
Log.d("Kid3", "no intent pending");
}
}
// Process the Intent if Action is EDIT or VIEW.
private void processIntent() {
Intent intent = getIntent();
Log.d("Kid3", "action: " + intent.getAction());
if ("android.intent.action.VIEW".equals(intent.getAction()) ||
"android.intent.action.EDIT".equals(intent.getAction())) {
Uri intentUri = intent.getData();
if (intentUri != null) {
Log.d("Kid3", "Intent URI: " + intentUri.toString());
// content or file
String intentScheme = intentUri.getScheme();
if ("file".equals(intentScheme)) {
String filePath = intentUri.getPath();
if (filePath == null) {
filePath = intentUri.toString();
}
setFilePathFromIntent(filePath);
} else if ("content".equals(intentScheme)) {
String filePath = getRealPathFromURI(this, intentUri);
if (filePath != null) {
Log.d("Kid3", "Real path: " + filePath);
setFilePathFromIntent(filePath);
}
}
}
}
}
private static String getRealPathFromURI(final Context context, final Uri uri) {
final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
final String authority = uri.getAuthority();
if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
// DocumentProvider
if ("com.android.externalstorage.documents".equals(authority)) {
// ExternalStorageProvider
Log.d("Kid3", "ExternalStorageProvider");
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];
}
} else if ("com.android.providers.downloads.documents".equals(authority)) {
// DownloadsProvider
Log.d("Kid3", "DownloadsProvider");
final String id = DocumentsContract.getDocumentId(uri);
Log.d("Kid3", "getDocumentId " + id);
long longId = 0;
try {
longId = Long.valueOf(id);
} catch (NumberFormatException nfe) {
return getDataColumn(context, uri, null, null);
}
final Uri contentUri = ContentUris.withAppendedId(
Uri.parse("content://downloads/public_downloads"), longId);
return getDataColumn(context, contentUri, null, null);
} else if ("com.android.providers.media.documents".equals(authority)) {
// MediaProvider
Log.d("Kid3", "MediaProvider");
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);
}
}
if ("content".equalsIgnoreCase(uri.getScheme())) {
if ("com.google.android.apps.photos.content".equals(authority))
return uri.getLastPathSegment();
String path = getDataColumn(context, uri, null, null);
if (path == null) {
int colonPos;
path = uri.getPath();
if (path != null && path.startsWith("/external_storage_root/")) {
path = Environment.getExternalStorageDirectory() + path.substring(22);
} else if (path != null && path.startsWith("/document/") &&
(colonPos = path.indexOf(':')) != -1) {
String storagePath = "/storage/" + path.substring(10, colonPos) +
"/" + path.substring(colonPos + 1);
if ((new File(storagePath)).exists()) {
path = storagePath;
}
}
}
return path;
} else if ("file".equalsIgnoreCase(uri.getScheme())) {
return uri.getPath();
}
return null;
}
// Get the value of the data column for this URI.
private static String getDataColumn(Context context, Uri uri, String selection,
String[] selectionArgs) {
String result = null;
final String column = "_data";
final String[] projection = {column};
Cursor cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs,
null);
if (cursor != null) {
if (cursor.moveToFirst()) {
final int index = cursor.getColumnIndex(column);
if (index != -1) {
result = cursor.getString(index);
}
}
cursor.close();
}
return result;
}
}
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