Add service
This commit is contained in:
parent
75d87e1d49
commit
aff82ab98c
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/*
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* SPDX-FileCopyrightText: 2019, microG Project Team
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* SPDX-License-Identifier: Apache-2.0
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*/
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apply plugin: 'com.android.library'
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apply plugin: 'kotlin-android'
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apply plugin: 'kotlin-android-extensions'
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apply plugin: 'maven-publish'
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android {
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compileSdkVersion androidCompileSdk
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buildToolsVersion "$androidBuildVersionTools"
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defaultConfig {
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versionName version
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minSdkVersion androidMinSdk
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targetSdkVersion androidTargetSdk
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}
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sourceSets {
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main.java.srcDirs += 'src/main/kotlin'
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}
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compileOptions {
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sourceCompatibility = 1.8
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targetCompatibility = 1.8
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}
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}
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dependencies {
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implementation project(':api')
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implementation project(':client')
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implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlinVersion"
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}
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afterEvaluate {
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publishing {
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publications {
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release(MavenPublication) {
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pom {
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name = 'UnifiedNlp Service'
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description = 'UnifiedNlp service library'
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url = 'https://github.com/microg/UnifiedNlp'
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licenses {
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license {
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name = 'The Apache Software License, Version 2.0'
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url = 'http://www.apache.org/licenses/LICENSE-2.0.txt'
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}
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}
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developers {
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developer {
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id = 'microg'
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name = 'microG Team'
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}
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developer {
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id = 'mar-v-in'
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name = 'Marvin W.'
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}
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}
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scm {
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url = 'https://github.com/microg/UnifiedNlp'
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connection = 'scm:git:https://github.com/microg/UnifiedNlp.git'
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developerConnection = 'scm:git:ssh://github.com/microg/UnifiedNlp.git'
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}
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}
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from components.release
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}
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}
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}
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}
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<?xml version="1.0" encoding="utf-8"?><!--
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~ Copyright (C) 2013-2019 microG Project Team
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~
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~ Licensed under the Apache License, Version 2.0 (the "License");
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~ you may not use this file except in compliance with the License.
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~ You may obtain a copy of the License at
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~
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~ http://www.apache.org/licenses/LICENSE-2.0
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~
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~ Unless required by applicable law or agreed to in writing, software
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~ distributed under the License is distributed on an "AS IS" BASIS,
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~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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~ See the License for the specific language governing permissions and
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~ limitations under the License.
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-->
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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package="org.microg.nlp.service">
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<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
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<application>
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<service
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android:name=".UnifiedLocationServiceEntryPoint"
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android:exported="true"
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android:process=":ulocservice"
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tools:ignore="ExportedService">
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<intent-filter>
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<action android:name="org.microg.nlp.service.UnifiedLocationService" />
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</intent-filter>
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</service>
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<receiver android:name=".PackageChangedReceiver">
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<intent-filter>
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<action android:name="android.intent.action.PACKAGE_CHANGED" />
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<action android:name="android.intent.action.PACKAGE_REMOVED" />
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<action android:name="android.intent.action.PACKAGE_REPLACED" />
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<action android:name="android.intent.action.PACKAGE_RESTARTED" />
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<data android:scheme="package" />
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</intent-filter>
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</receiver>
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</application>
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</manifest>
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/*
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* SPDX-FileCopyrightText: 2014, microG Project Team
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* SPDX-License-Identifier: Apache-2.0
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*/
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package org.microg.nlp.service
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import android.annotation.SuppressLint
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import android.content.ComponentName
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import android.content.Context
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import android.content.Intent
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import android.content.ServiceConnection
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import android.content.pm.PackageInfo
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import android.content.pm.PackageManager
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import android.content.pm.Signature
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import android.os.IBinder
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import android.os.RemoteException
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import android.util.Log
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import java.security.MessageDigest
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import java.security.NoSuchAlgorithmException
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fun <T> Array<out T>?.isNotNullOrEmpty(): Boolean {
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return this != null && this.isNotEmpty()
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}
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abstract class AbstractBackendHelper(private val TAG: String, private val context: Context, val serviceIntent: Intent, val signatureDigest: String?) : ServiceConnection {
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private var bound: Boolean = false
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protected abstract fun close()
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protected abstract fun hasBackend(): Boolean
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override fun onServiceConnected(name: ComponentName, service: IBinder) {
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bound = true
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Log.d(TAG, "Bound to: $name")
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}
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override fun onServiceDisconnected(name: ComponentName) {
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bound = false
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Log.d(TAG, "Unbound from: $name")
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}
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fun unbind() {
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if (bound) {
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if (hasBackend()) {
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try {
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close()
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} catch (e: Exception) {
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Log.w(TAG, e)
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}
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}
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try {
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Log.d(TAG, "Unbinding from: $serviceIntent")
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context.unbindService(this)
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} catch (e: Exception) {
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Log.w(TAG, e)
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}
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bound = false
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}
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}
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fun bind() {
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if (!bound) {
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Log.d(TAG, "Binding to: $serviceIntent sig: $signatureDigest")
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if (signatureDigest == null) {
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Log.w(TAG, "No signature digest provided. Aborting.")
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return
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}
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if (serviceIntent.getPackage() == null) {
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Log.w(TAG, "Intent is not properly resolved, can't verify signature. Aborting.")
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return
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}
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if (signatureDigest != firstSignatureDigest(context, serviceIntent.getPackage())) {
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Log.w(TAG, "Target signature does not match selected package (" + signatureDigest + " = " + firstSignatureDigest(context, serviceIntent.getPackage()) + "). Aborting.")
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return
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}
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try {
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context.bindService(serviceIntent, this, Context.BIND_AUTO_CREATE)
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} catch (e: Exception) {
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Log.w(TAG, e)
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}
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}
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}
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companion object {
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@Suppress("DEPRECATION")
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@SuppressLint("PackageManagerGetSignatures")
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fun firstSignatureDigest(context: Context, packageName: String?): String? {
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val packageManager = context.packageManager
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val info: PackageInfo?
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try {
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info = packageManager.getPackageInfo(packageName!!, PackageManager.GET_SIGNATURES)
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} catch (e: PackageManager.NameNotFoundException) {
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return null
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}
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if (info?.signatures.isNotNullOrEmpty()) {
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for (sig in info.signatures) {
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sha256sum(sig.toByteArray())?.let { return it }
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}
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}
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return null
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}
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private fun sha256sum(bytes: ByteArray): String? {
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try {
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val md = MessageDigest.getInstance("SHA-256")
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val digest = md.digest(bytes)
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val sb = StringBuilder(2 * digest.size)
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for (b in digest) {
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sb.append(String.format("%02x", b))
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}
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return sb.toString()
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} catch (e: NoSuchAlgorithmException) {
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return null
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}
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}
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}
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}
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/*
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* SPDX-FileCopyrightText: 2014, microG Project Team
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* SPDX-License-Identifier: Apache-2.0
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*/
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package org.microg.nlp.service
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import android.content.ComponentName
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import android.content.Context
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import android.content.Intent
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import android.location.Address
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import android.os.IBinder
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import android.os.RemoteException
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import android.util.Log
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import org.microg.nlp.api.GeocoderBackend
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class GeocodeBackendHelper(context: Context, serviceIntent: Intent, signatureDigest: String?) : AbstractBackendHelper(TAG, context, serviceIntent, signatureDigest) {
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private var backend: GeocoderBackend? = null
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fun getFromLocation(latitude: Double, longitude: Double, maxResults: Int,
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locale: String): List<Address> {
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if (backend == null) {
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Log.d(TAG, "Not (yet) bound.")
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return emptyList()
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}
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try {
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return backend!!.getFromLocation(latitude, longitude, maxResults, locale) ?: emptyList()
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} catch (e: Exception) {
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Log.w(TAG, e)
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unbind()
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return emptyList()
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}
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}
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fun getFromLocationName(locationName: String, maxResults: Int,
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lowerLeftLatitude: Double, lowerLeftLongitude: Double,
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upperRightLatitude: Double, upperRightLongitude: Double,
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locale: String): List<Address> {
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if (backend == null) {
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Log.d(TAG, "Not (yet) bound.")
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return emptyList()
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}
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try {
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return backend!!.getFromLocationName(locationName, maxResults, lowerLeftLatitude,
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lowerLeftLongitude, upperRightLatitude, upperRightLongitude, locale) ?: emptyList()
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} catch (e: Exception) {
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Log.w(TAG, e)
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unbind()
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return emptyList()
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}
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}
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override fun onServiceConnected(name: ComponentName, service: IBinder) {
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super.onServiceConnected(name, service)
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backend = GeocoderBackend.Stub.asInterface(service)
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if (backend != null) {
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try {
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backend!!.open()
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} catch (e: Exception) {
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Log.w(TAG, e)
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unbind()
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}
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}
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}
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override fun onServiceDisconnected(name: ComponentName) {
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super.onServiceDisconnected(name)
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backend = null
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}
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@Throws(RemoteException::class)
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public override fun close() {
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backend!!.close()
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}
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public override fun hasBackend(): Boolean {
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return backend != null
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}
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companion object {
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private val TAG = "UnifiedGeocoder"
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}
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}
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/*
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* SPDX-FileCopyrightText: 2014, microG Project Team
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* SPDX-License-Identifier: Apache-2.0
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*/
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package org.microg.nlp.service
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import android.content.Context
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import android.content.Intent
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import android.location.Address
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import org.microg.nlp.api.Constants.ACTION_GEOCODER_BACKEND
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import java.util.ArrayList
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class GeocodeFuser(private val context: Context) {
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private val backendHelpers = ArrayList<GeocodeBackendHelper>()
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init {
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reset()
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}
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fun reset() {
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unbind()
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backendHelpers.clear()
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for (backend in Preferences(context).geocoderBackends) {
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val parts = backend.split("/".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
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if (parts.size >= 2) {
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val intent = Intent(ACTION_GEOCODER_BACKEND)
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intent.setPackage(parts[0])
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intent.setClassName(parts[0], parts[1])
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backendHelpers.add(GeocodeBackendHelper(context, intent, if (parts.size >= 3) parts[2] else null))
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}
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}
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}
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fun bind() {
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for (backendHelper in backendHelpers) {
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backendHelper.bind()
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}
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}
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fun unbind() {
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for (backendHelper in backendHelpers) {
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backendHelper.unbind()
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}
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}
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fun destroy() {
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unbind()
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backendHelpers.clear()
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}
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fun getFromLocation(latitude: Double, longitude: Double, maxResults: Int, locale: String): List<Address>? {
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if (backendHelpers.isEmpty())
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return null
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val result = ArrayList<Address>()
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for (backendHelper in backendHelpers) {
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val backendResult = backendHelper.getFromLocation(latitude, longitude, maxResults, locale)
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result.addAll(backendResult)
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}
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return result
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}
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fun getFromLocationName(locationName: String, maxResults: Int, lowerLeftLatitude: Double, lowerLeftLongitude: Double, upperRightLatitude: Double, upperRightLongitude: Double, locale: String): List<Address>? {
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if (backendHelpers.isEmpty())
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return null
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val result = ArrayList<Address>()
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for (backendHelper in backendHelpers) {
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val backendResult = backendHelper.getFromLocationName(locationName, maxResults, lowerLeftLatitude, lowerLeftLongitude, upperRightLatitude, upperRightLongitude, locale)
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result.addAll(backendResult)
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}
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return result
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}
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}
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@ -0,0 +1,135 @@
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/*
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* SPDX-FileCopyrightText: 2014, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
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package org.microg.nlp.service
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import android.annotation.TargetApi
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import android.content.ComponentName
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import android.content.Context
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import android.content.Intent
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import android.location.Location
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import android.net.wifi.WifiManager
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import android.os.*
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import android.util.Log
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import org.microg.nlp.api.Constants.LOCATION_EXTRA_BACKEND_COMPONENT
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import org.microg.nlp.api.Constants.LOCATION_EXTRA_BACKEND_PROVIDER
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import org.microg.nlp.api.LocationBackend
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import org.microg.nlp.api.LocationCallback
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class LocationBackendHelper(context: Context, private val locationFuser: LocationFuser, serviceIntent: Intent, signatureDigest: String?) : AbstractBackendHelper(TAG, context, serviceIntent, signatureDigest) {
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private val callback = Callback()
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private var backend: LocationBackend? = null
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private var updateWaiting: Boolean = false
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var lastLocation: Location? = null
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private set(location) {
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if (location == null || !location.hasAccuracy()) {
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return
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}
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if (location.extras == null) {
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location.extras = Bundle()
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}
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location.extras.putString(LOCATION_EXTRA_BACKEND_PROVIDER, location.provider)
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location.extras.putString(LOCATION_EXTRA_BACKEND_COMPONENT,
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serviceIntent.component!!.flattenToShortString())
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location.provider = "network"
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if (!location.hasAccuracy()) {
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location.accuracy = 50000f
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}
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if (location.time <= 0) {
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location.time = System.currentTimeMillis()
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}
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
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updateElapsedRealtimeNanos(location)
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}
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field = location
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}
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/**
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* Requests a location update from the backend.
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*
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||||
* @return The location reported by the backend. This may be null if a backend cannot determine its
|
||||
* location, or if it is going to return a location asynchronously.
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*/
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fun update(): Location? {
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var result: Location? = null
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if (backend == null) {
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Log.d(TAG, "Not (yet) bound.")
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updateWaiting = true
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} else {
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updateWaiting = false
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try {
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result = backend?.update()
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if (result == null) {
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Log.d(TAG, "Received no location from ${serviceIntent.component!!.flattenToShortString()}")
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} else {
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Log.d(TAG, "Received location from ${serviceIntent.component!!.flattenToShortString()} with time ${result.time} (last was ${lastLocation?.time ?: 0})")
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if (this.lastLocation == null || result.time > this.lastLocation!!.time) {
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lastLocation = result
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locationFuser.reportLocation()
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}
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||||
}
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} catch (e: Exception) {
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Log.w(TAG, e)
|
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unbind()
|
||||
}
|
||||
|
||||
}
|
||||
return result
|
||||
}
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@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
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private fun updateElapsedRealtimeNanos(location: Location) {
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if (location.elapsedRealtimeNanos <= 0) {
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location.elapsedRealtimeNanos = SystemClock.elapsedRealtimeNanos()
|
||||
}
|
||||
}
|
||||
|
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@Throws(RemoteException::class)
|
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public override fun close() {
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Log.d(TAG, "Calling close")
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backend!!.close()
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}
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||||
public override fun hasBackend(): Boolean {
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return backend != null
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||||
}
|
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||||
override fun onServiceConnected(name: ComponentName, service: IBinder) {
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||||
super.onServiceConnected(name, service)
|
||||
backend = LocationBackend.Stub.asInterface(service)
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if (backend != null) {
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try {
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Log.d(TAG, "Calling open")
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backend!!.open(callback)
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||||
if (updateWaiting) {
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update()
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}
|
||||
} catch (e: Exception) {
|
||||
Log.w(TAG, e)
|
||||
unbind()
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
override fun onServiceDisconnected(name: ComponentName) {
|
||||
super.onServiceDisconnected(name)
|
||||
backend = null
|
||||
}
|
||||
|
||||
private inner class Callback : LocationCallback.Stub() {
|
||||
override fun report(location: Location?) {
|
||||
val lastLocation = lastLocation
|
||||
if (location == null || lastLocation != null && location.time > 0 && location.time <= lastLocation.getTime())
|
||||
return
|
||||
this@LocationBackendHelper.lastLocation = location
|
||||
locationFuser.reportLocation()
|
||||
}
|
||||
}
|
||||
|
||||
companion object {
|
||||
private val TAG = "UnifiedLocation"
|
||||
}
|
||||
}
|
|
@ -0,0 +1,147 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2014, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
package org.microg.nlp.service
|
||||
|
||||
import android.content.Context
|
||||
import android.content.Intent
|
||||
import android.location.Location
|
||||
import android.location.LocationManager
|
||||
import android.util.Log
|
||||
|
||||
import java.util.ArrayList
|
||||
import java.util.Collections
|
||||
import java.util.Comparator
|
||||
|
||||
import org.microg.nlp.api.Constants.ACTION_LOCATION_BACKEND
|
||||
import org.microg.nlp.api.Constants.LOCATION_EXTRA_OTHER_BACKENDS
|
||||
|
||||
class LocationFuser(private val context: Context, private val root: UnifiedLocationServiceRoot) {
|
||||
|
||||
private val backendHelpers = ArrayList<LocationBackendHelper>()
|
||||
private var fusing = false
|
||||
private var lastLocationReportTime: Long = 0
|
||||
|
||||
init {
|
||||
reset()
|
||||
}
|
||||
|
||||
fun reset() {
|
||||
unbind()
|
||||
backendHelpers.clear()
|
||||
lastLocationReportTime = 0
|
||||
for (backend in Preferences(context).locationBackends) {
|
||||
Log.d(TAG, "Backend: $backend")
|
||||
val parts = backend.split("/".toRegex()).dropLastWhile(String::isEmpty).toTypedArray()
|
||||
if (parts.size >= 2) {
|
||||
val intent = Intent(ACTION_LOCATION_BACKEND)
|
||||
intent.setPackage(parts[0])
|
||||
intent.setClassName(parts[0], parts[1])
|
||||
backendHelpers.add(LocationBackendHelper(context, this, intent, if (parts.size >= 3) parts[2] else null))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fun unbind() {
|
||||
for (handler in backendHelpers) {
|
||||
handler.unbind()
|
||||
}
|
||||
}
|
||||
|
||||
fun bind() {
|
||||
fusing = false
|
||||
for (handler in backendHelpers) {
|
||||
handler.bind()
|
||||
}
|
||||
}
|
||||
|
||||
fun destroy() {
|
||||
unbind()
|
||||
backendHelpers.clear()
|
||||
}
|
||||
|
||||
fun update() {
|
||||
var hasUpdates = false
|
||||
fusing = true
|
||||
for (handler in backendHelpers) {
|
||||
if (handler.update() != null)
|
||||
hasUpdates = true
|
||||
}
|
||||
fusing = false
|
||||
if (hasUpdates)
|
||||
updateLocation()
|
||||
}
|
||||
|
||||
fun updateLocation() {
|
||||
val locations = ArrayList<Location>()
|
||||
for (handler in backendHelpers) {
|
||||
handler.lastLocation?.let { locations.add(it) }
|
||||
}
|
||||
val location = mergeLocations(locations)
|
||||
if (location != null) {
|
||||
location.provider = LocationManager.NETWORK_PROVIDER
|
||||
if (lastLocationReportTime < location.time) {
|
||||
lastLocationReportTime = location.time
|
||||
Log.v(TAG, "Fused location: $location")
|
||||
root.reportLocation(location)
|
||||
} else {
|
||||
Log.v(TAG, "Ignoring location update as it's older than other provider.")
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private fun mergeLocations(locations: List<Location>): Location? {
|
||||
Collections.sort(locations, LocationComparator.INSTANCE)
|
||||
if (locations.isEmpty()) return null
|
||||
if (locations.size == 1) return locations[0]
|
||||
val location = Location(locations[0])
|
||||
val backendResults = ArrayList<Location>()
|
||||
for (backendResult in locations) {
|
||||
if (locations[0] == backendResult) continue
|
||||
backendResults.add(backendResult)
|
||||
}
|
||||
if (!backendResults.isEmpty()) {
|
||||
location.extras.putParcelableArrayList(LOCATION_EXTRA_OTHER_BACKENDS, backendResults)
|
||||
}
|
||||
return location
|
||||
}
|
||||
|
||||
fun reportLocation() {
|
||||
if (fusing)
|
||||
return
|
||||
updateLocation()
|
||||
}
|
||||
|
||||
fun getLastLocationForBackend(packageName: String, className: String, signatureDigest: String?): Location? =
|
||||
backendHelpers.find {
|
||||
it.serviceIntent.`package` == packageName && it.serviceIntent.component?.className == className && (signatureDigest == null || it.signatureDigest == null || it.signatureDigest == signatureDigest)
|
||||
}?.lastLocation
|
||||
|
||||
class LocationComparator : Comparator<Location> {
|
||||
|
||||
/**
|
||||
* @return whether {@param lhs} is better than {@param rhs}
|
||||
*/
|
||||
override fun compare(lhs: Location?, rhs: Location?): Int {
|
||||
if (lhs === rhs) return 0
|
||||
if (lhs == null) return 1
|
||||
if (rhs == null) return -1
|
||||
if (!lhs.hasAccuracy()) return 1
|
||||
if (!rhs.hasAccuracy()) return -1
|
||||
if (rhs.time > lhs.time + SWITCH_ON_FRESHNESS_CLIFF_MS) return 1
|
||||
if (lhs.time > rhs.time + SWITCH_ON_FRESHNESS_CLIFF_MS) return -1
|
||||
return (lhs.accuracy - rhs.accuracy).toInt()
|
||||
}
|
||||
|
||||
companion object {
|
||||
val INSTANCE = LocationComparator()
|
||||
val SWITCH_ON_FRESHNESS_CLIFF_MS: Long = 30000 // 30 seconds
|
||||
}
|
||||
}
|
||||
|
||||
companion object {
|
||||
private val TAG = "UnifiedLocation"
|
||||
}
|
||||
}
|
|
@ -0,0 +1,48 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2019, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
package org.microg.nlp.service
|
||||
|
||||
import android.content.BroadcastReceiver
|
||||
import android.content.Context
|
||||
import android.content.Intent
|
||||
import android.content.Intent.*
|
||||
import android.util.Log
|
||||
|
||||
import org.microg.nlp.client.UnifiedLocationClient
|
||||
|
||||
class PackageChangedReceiver : BroadcastReceiver() {
|
||||
|
||||
private fun isProtectedAction(action: String) = when (action) {
|
||||
ACTION_PACKAGE_CHANGED, ACTION_PACKAGE_REMOVED, ACTION_PACKAGE_REPLACED, ACTION_PACKAGE_RESTARTED -> true
|
||||
else -> false
|
||||
}
|
||||
|
||||
override fun onReceive(context: Context, intent: Intent) {
|
||||
Log.d(TAG, "Intent received: $intent")
|
||||
if (intent.action?.let { isProtectedAction(it) } != true) return
|
||||
|
||||
val packageName = intent.data!!.schemeSpecificPart
|
||||
val preferences = Preferences(context)
|
||||
for (backend in preferences.locationBackends) {
|
||||
if (backend.startsWith("$packageName/")) {
|
||||
Log.d(TAG, "Reloading location service for $packageName")
|
||||
suspend { UnifiedLocationClient[context].reloadPreferences() }
|
||||
return
|
||||
}
|
||||
}
|
||||
for (backend in preferences.geocoderBackends) {
|
||||
if (backend.startsWith("$packageName/")) {
|
||||
Log.d(TAG, "Reloading geocoding service for $packageName")
|
||||
suspend { UnifiedLocationClient[context].reloadPreferences() }
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
companion object {
|
||||
private const val TAG = "UnifiedService"
|
||||
}
|
||||
}
|
|
@ -0,0 +1,38 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2014, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
package org.microg.nlp.service
|
||||
|
||||
import android.content.Context
|
||||
import android.content.SharedPreferences
|
||||
|
||||
class Preferences(private val context: Context) {
|
||||
|
||||
private val sharedPreferences: SharedPreferences
|
||||
get() = context.getSharedPreferences(PREFERENCES_NAME, Context.MODE_PRIVATE)
|
||||
|
||||
var locationBackends: Array<String>
|
||||
get() = splitBackendString(sharedPreferences.getString(PREF_LOCATION_BACKENDS, null))
|
||||
set(backends) {
|
||||
sharedPreferences.edit().putString(PREF_LOCATION_BACKENDS, backends.joinToString("|")).apply()
|
||||
}
|
||||
|
||||
var geocoderBackends: Array<String>
|
||||
get() = splitBackendString(sharedPreferences.getString(PREF_GEOCODER_BACKENDS, null))
|
||||
set(backends) {
|
||||
sharedPreferences.edit().putString(PREF_GEOCODER_BACKENDS, backends.joinToString("|")).apply()
|
||||
}
|
||||
|
||||
companion object {
|
||||
private val PREFERENCES_NAME = "unified_nlp"
|
||||
private val PREF_LOCATION_BACKENDS = "location_backends"
|
||||
private val PREF_GEOCODER_BACKENDS = "geocoder_backends"
|
||||
|
||||
private fun splitBackendString(backendString: String?): Array<String> {
|
||||
return backendString?.split("\\|".toRegex())?.dropLastWhile(String::isEmpty)?.toTypedArray()
|
||||
?: emptyArray()
|
||||
}
|
||||
}
|
||||
}
|
|
@ -0,0 +1,48 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2019, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
package org.microg.nlp.service
|
||||
|
||||
import android.app.Service
|
||||
import android.content.Intent
|
||||
import android.os.IBinder
|
||||
import android.util.Log
|
||||
|
||||
class UnifiedLocationServiceEntryPoint : Service() {
|
||||
private var root: UnifiedLocationServiceRoot? = null
|
||||
|
||||
@Synchronized
|
||||
fun destroy() {
|
||||
if (root != null) {
|
||||
root!!.destroy()
|
||||
root = null
|
||||
}
|
||||
}
|
||||
|
||||
override fun onCreate() {
|
||||
super.onCreate()
|
||||
Log.d(TAG, "onCreate")
|
||||
destroy()
|
||||
}
|
||||
|
||||
override fun onBind(intent: Intent): IBinder? {
|
||||
Log.d(TAG, "onBind: $intent")
|
||||
synchronized(this) {
|
||||
if (root == null) {
|
||||
root = UnifiedLocationServiceRoot(this)
|
||||
}
|
||||
return root!!.asBinder()
|
||||
}
|
||||
}
|
||||
|
||||
override fun onDestroy() {
|
||||
Log.d(TAG, "onDestroy")
|
||||
destroy()
|
||||
}
|
||||
|
||||
companion object {
|
||||
private val TAG = "ULocService"
|
||||
}
|
||||
}
|
|
@ -0,0 +1,75 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2019, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
package org.microg.nlp.service
|
||||
|
||||
import android.location.Location
|
||||
import android.os.Bundle
|
||||
import android.os.RemoteException
|
||||
import android.util.Log
|
||||
|
||||
import android.os.Binder.getCallingUid
|
||||
import org.microg.nlp.client.UnifiedLocationClient
|
||||
|
||||
class UnifiedLocationServiceInstance(private val root: UnifiedLocationServiceRoot) : UnifiedLocationService.Default() {
|
||||
private var callback: LocationCallback? = null
|
||||
private var interval: Long = 0
|
||||
private var singleUpdatePending = false
|
||||
private val callingPackage = root.context.packageManager.getNameForUid(getCallingUid())
|
||||
|
||||
fun reportLocation(location: Location) {
|
||||
try {
|
||||
if (callback != null) {
|
||||
callback!!.onLocationUpdate(location)
|
||||
}
|
||||
if (singleUpdatePending) {
|
||||
singleUpdatePending = false
|
||||
root.updateLocationInterval()
|
||||
}
|
||||
} catch (e: RemoteException) {
|
||||
root.onDisconnected(this)
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
fun getInterval(): Long {
|
||||
// TODO: Do not report interval if client should no longer receive
|
||||
return if (singleUpdatePending) UnifiedLocationServiceRoot.MIN_LOCATION_INTERVAL else interval
|
||||
}
|
||||
|
||||
@Throws(RemoteException::class)
|
||||
override fun registerLocationCallback(callback: LocationCallback, options: Bundle) {
|
||||
Log.d(TAG, "registerLocationCallback[$callingPackage]")
|
||||
this.callback = callback
|
||||
}
|
||||
|
||||
override fun setUpdateInterval(interval: Long, options: Bundle) {
|
||||
Log.d(TAG, "setUpdateInterval[$callingPackage] interval: $interval")
|
||||
this.interval = interval
|
||||
root.updateLocationInterval()
|
||||
}
|
||||
|
||||
override fun requestSingleUpdate(options: Bundle) {
|
||||
val lastLocation = root.lastReportedLocation
|
||||
if (lastLocation == null || lastLocation.time < System.currentTimeMillis() - UnifiedLocationServiceRoot.MAX_LOCATION_AGE || options.getBoolean(UnifiedLocationClient.KEY_FORCE_NEXT_UPDATE, false)) {
|
||||
Log.d(TAG, "requestSingleUpdate[$callingPackage] requesting new location")
|
||||
singleUpdatePending = true
|
||||
root.locationFuser.update()
|
||||
root.updateLocationInterval()
|
||||
} else {
|
||||
Log.d(TAG, "requestSingleUpdate[$callingPackage] using last location ")
|
||||
try {
|
||||
this.callback!!.onLocationUpdate(lastLocation)
|
||||
} catch (e: RemoteException) {
|
||||
root.onDisconnected(this)
|
||||
throw e
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
companion object {
|
||||
private val TAG = "ULocService"
|
||||
}
|
||||
}
|
|
@ -0,0 +1,187 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2019, microG Project Team
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
package org.microg.nlp.service
|
||||
|
||||
import android.Manifest
|
||||
import android.content.Context
|
||||
import android.location.Location
|
||||
import android.os.Binder
|
||||
import android.os.Bundle
|
||||
import android.os.Process.myUid
|
||||
import android.util.Log
|
||||
import java.util.*
|
||||
import java.util.concurrent.LinkedBlockingQueue
|
||||
import java.util.concurrent.ThreadPoolExecutor
|
||||
import java.util.concurrent.TimeUnit
|
||||
import kotlin.collections.ArrayList
|
||||
import kotlin.collections.set
|
||||
import kotlin.math.max
|
||||
import kotlin.math.min
|
||||
|
||||
class UnifiedLocationServiceRoot(private val service: UnifiedLocationServiceEntryPoint) : UnifiedLocationService.Stub() {
|
||||
private val instances = HashMap<Int, UnifiedLocationServiceInstance>()
|
||||
private val geocoderThreads: ThreadPoolExecutor = ThreadPoolExecutor(1, Runtime.getRuntime().availableProcessors(), 1, TimeUnit.SECONDS, LinkedBlockingQueue())
|
||||
private val timer: Timer = Timer("location-requests")
|
||||
private var timerTask: TimerTask? = null
|
||||
private var lastTime: Long = 0
|
||||
val locationFuser: LocationFuser = LocationFuser(service, this)
|
||||
val geocodeFuser: GeocodeFuser = GeocodeFuser(service)
|
||||
var lastReportedLocation: Location? = null
|
||||
private set
|
||||
private var interval: Long = 0
|
||||
|
||||
val context: Context
|
||||
get() = service
|
||||
|
||||
init {
|
||||
try {
|
||||
locationFuser.bind()
|
||||
geocodeFuser.bind()
|
||||
} catch (e: Exception) {
|
||||
Log.w(TAG, "Failed loading preferences", e)
|
||||
}
|
||||
}
|
||||
|
||||
val instance: UnifiedLocationServiceInstance
|
||||
@Synchronized get() {
|
||||
checkLocationPermission()
|
||||
val instance = instances[Binder.getCallingPid()] ?: UnifiedLocationServiceInstance(this)
|
||||
instances[Binder.getCallingPid()] = instance
|
||||
return instance
|
||||
}
|
||||
|
||||
@Synchronized
|
||||
fun reportLocation(location: Location) {
|
||||
for (instance in ArrayList(instances.values)) {
|
||||
instance.reportLocation(location)
|
||||
}
|
||||
lastReportedLocation = location
|
||||
}
|
||||
|
||||
@Synchronized
|
||||
fun onDisconnected(instance: UnifiedLocationServiceInstance) {
|
||||
var instancePid: Int? = null
|
||||
for (pid in instances.keys) {
|
||||
if (instances[pid] === instance) instancePid = pid
|
||||
}
|
||||
if (instancePid != null) {
|
||||
instances.remove(instancePid)
|
||||
}
|
||||
}
|
||||
|
||||
fun destroy() {
|
||||
locationFuser.destroy()
|
||||
geocodeFuser.destroy()
|
||||
}
|
||||
|
||||
@Synchronized
|
||||
fun updateLocationInterval() {
|
||||
var interval: Long = Long.MAX_VALUE
|
||||
for (instance in ArrayList(instances.values)) {
|
||||
val implInterval = instance.getInterval()
|
||||
if (implInterval <= 0) continue
|
||||
interval = min(interval, implInterval)
|
||||
}
|
||||
interval = max(interval, MIN_LOCATION_INTERVAL)
|
||||
|
||||
if (this.interval == interval) return
|
||||
this.interval = interval
|
||||
|
||||
timerTask?.cancel()
|
||||
timerTask = null
|
||||
|
||||
if (interval < Long.MAX_VALUE) {
|
||||
Log.d(TAG, "Set merged location interval to $interval")
|
||||
val timerTask = object : TimerTask() {
|
||||
override fun run() {
|
||||
lastTime = System.currentTimeMillis()
|
||||
locationFuser.update()
|
||||
}
|
||||
}
|
||||
timer.scheduleAtFixedRate(timerTask, min(interval, max(0, interval - (System.currentTimeMillis() - lastTime))), interval)
|
||||
this.timerTask = timerTask
|
||||
} else {
|
||||
Log.d(TAG, "Disable location updates")
|
||||
}
|
||||
}
|
||||
|
||||
private fun checkLocationPermission() {
|
||||
service.enforceCallingPermission(Manifest.permission.ACCESS_COARSE_LOCATION, "coarse location permission required")
|
||||
}
|
||||
|
||||
override fun registerLocationCallback(callback: LocationCallback, options: Bundle) {
|
||||
instance.registerLocationCallback(callback, options)
|
||||
}
|
||||
|
||||
override fun setUpdateInterval(interval: Long, options: Bundle) {
|
||||
instance.setUpdateInterval(interval, options)
|
||||
}
|
||||
|
||||
override fun requestSingleUpdate(options: Bundle) {
|
||||
instance.requestSingleUpdate(options)
|
||||
}
|
||||
|
||||
override fun getFromLocationWithOptions(latitude: Double, longitude: Double, maxResults: Int, locale: String, options: Bundle, callback: AddressCallback) {
|
||||
geocoderThreads.execute {
|
||||
callback.onResult(geocodeFuser.getFromLocation(latitude, longitude, maxResults, locale))
|
||||
}
|
||||
}
|
||||
|
||||
override fun getFromLocationNameWithOptions(locationName: String, maxResults: Int, lowerLeftLatitude: Double, lowerLeftLongitude: Double, upperRightLatitude: Double, upperRightLongitude: Double, locale: String, options: Bundle, callback: AddressCallback) {
|
||||
geocoderThreads.execute {
|
||||
callback.onResult(geocodeFuser.getFromLocationName(locationName, maxResults, lowerLeftLatitude, lowerLeftLongitude, upperRightLatitude, upperRightLongitude, locale))
|
||||
}
|
||||
}
|
||||
|
||||
override fun getLocationBackends(): Array<String> {
|
||||
return Preferences(service).locationBackends
|
||||
}
|
||||
|
||||
override fun setLocationBackends(backends: Array<String>) {
|
||||
if (Binder.getCallingUid() != myUid()) throw SecurityException("Only allowed from same UID")
|
||||
Preferences(service).locationBackends = backends
|
||||
reloadPreferences()
|
||||
}
|
||||
|
||||
override fun getGeocoderBackends(): Array<String> {
|
||||
return Preferences(service).geocoderBackends
|
||||
}
|
||||
|
||||
override fun setGeocoderBackends(backends: Array<String>) {
|
||||
if (Binder.getCallingUid() != myUid()) throw SecurityException("Only allowed from same UID")
|
||||
Preferences(service).locationBackends = backends
|
||||
reloadPreferences()
|
||||
}
|
||||
|
||||
override fun reloadPreferences() {
|
||||
if (Binder.getCallingUid() != myUid()) throw SecurityException("Only allowed from same UID")
|
||||
reset()
|
||||
}
|
||||
|
||||
override fun getLastLocation(): Location? {
|
||||
checkLocationPermission()
|
||||
return lastReportedLocation
|
||||
}
|
||||
|
||||
override fun getLastLocationForBackend(packageName: String, className: String, signatureDigest: String?): Location? {
|
||||
checkLocationPermission()
|
||||
return locationFuser.getLastLocationForBackend(packageName, className, signatureDigest)
|
||||
}
|
||||
|
||||
@Synchronized
|
||||
fun reset() {
|
||||
locationFuser.reset()
|
||||
locationFuser.bind()
|
||||
geocodeFuser.reset()
|
||||
geocodeFuser.bind()
|
||||
}
|
||||
|
||||
companion object {
|
||||
private val TAG = "ULocService"
|
||||
val MIN_LOCATION_INTERVAL = 2500L
|
||||
val MAX_LOCATION_AGE = 3600000L
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue