/** * @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 . */ 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; } }