Files
YukiHookAPI/yukihookapi-ksp-xposed/src/api/kotlin/com/highcapable/yukihookapi/YukiHookXposedProcessor.kt

335 lines
16 KiB
Kotlin

/*
* YukiHookAPI - An efficient Hook API and Xposed Module solution built in Kotlin.
* Copyright (C) 2019-2023 HighCapable
* https://github.com/HighCapable/YukiHookAPI
*
* Apache License Version 2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is created by fankes on 2022/2/5.
*/
@file:Suppress("unused", "KDocUnresolvedReference")
package com.highcapable.yukihookapi
import com.google.auto.service.AutoService
import com.google.devtools.ksp.processing.Dependencies
import com.google.devtools.ksp.processing.Resolver
import com.google.devtools.ksp.processing.SymbolProcessor
import com.google.devtools.ksp.processing.SymbolProcessorEnvironment
import com.google.devtools.ksp.processing.SymbolProcessorProvider
import com.google.devtools.ksp.symbol.ClassKind
import com.google.devtools.ksp.symbol.FileLocation
import com.google.devtools.ksp.symbol.KSAnnotated
import com.google.devtools.ksp.symbol.KSClassDeclaration
import com.highcapable.yukihookapi.bean.GenerateData
import com.highcapable.yukihookapi.factory.ClassName
import com.highcapable.yukihookapi.factory.PackageName
import com.highcapable.yukihookapi.factory.sources
import com.highcapable.yukihookapi.generated.YukiHookAPIProperties
import java.io.File
import java.util.*
import java.util.regex.Pattern
/**
* 这是 [YukiHookAPI] 的自动生成处理类 - 核心基于 KSP
*
* 可以帮你快速生成 Xposed 入口类和包名
*
* 你只需要添加 [InjectYukiHookWithXposed] 注解即可完美解决一切问题
*/
@AutoService(SymbolProcessorProvider::class)
class YukiHookXposedProcessor : SymbolProcessorProvider {
private companion object {
/** 自动处理程序的 TAG */
private const val TAG = YukiHookAPIProperties.PROJECT_NAME
/** 查找的注解名称 */
private const val ANNOTATION_NAME = "com.highcapable.yukihookapi.annotation.xposed.InjectYukiHookWithXposed"
/** 插入 Xposed 尾部的名称 */
private const val XPOSED_CLASS_SHORT_NAME = "_YukiHookXposedInit"
/** "kt" 文件扩展名 */
private const val KOTLIN_FILE_EXT_NAME = "kt"
/** "java" 文件扩展名 */
private const val JAVA_FILE_EXT_NAME = "java"
}
override fun create(environment: SymbolProcessorEnvironment) = object : SymbolProcessor {
/**
* 创建一个环境方法体方便调用
* @param ignored 是否忽略错误 - 默认否
* @param env 方法体
*/
private fun environment(ignored: Boolean = false, env: SymbolProcessorEnvironment.() -> Unit) {
if (ignored) runCatching { environment.apply(env) }
else environment.apply(env)
}
/**
* 终止并报错
* @param msg 错误消息
* @return [Nothing]
*/
private fun SymbolProcessorEnvironment.problem(msg: String): Nothing {
val helpMsg = "Looking for help? Please see the documentation link below\n" +
"- English: https://highcapable.github.io/YukiHookAPI/en/config/xposed-using\n" +
"- Chinese (Simplified): https://highcapable.github.io/YukiHookAPI/zh-cn/config/xposed-using"
logger.error(message = "[$TAG] $msg\n$helpMsg")
throw RuntimeException("[$TAG] $msg\n$helpMsg")
}
/**
* 创建代码文件
* @param fileName 文件名
* @param packageName 包名
* @param content 代码内容
* @param extensionName 文件扩展名 - 默认为 [KOTLIN_FILE_EXT_NAME]
*/
private fun SymbolProcessorEnvironment.createCodeFile(
fileName: String,
packageName: String,
content: String?,
extensionName: String = KOTLIN_FILE_EXT_NAME
) = codeGenerator.createNewFile(
dependencies = Dependencies.ALL_FILES,
packageName, fileName, extensionName
).apply { content?.toByteArray()?.let { write(it) }; flush() }.close()
/**
* 发出警告
* @param msg 错误消息
*/
private fun SymbolProcessorEnvironment.warn(msg: String) = logger.warn(message = "[$TAG] $msg")
/**
* 移除字符串中的空格与换行符并将双引号替换为单引号
* @return [String]
*/
private fun String.removeSpecialChars() = replace("\\s*|\t|\r|\n".toRegex(), "").replace("\"", "'")
override fun process(resolver: Resolver) = emptyList<KSAnnotated>().let { startProcess(resolver); it }
/**
* 开始作业入口
* @param resolver [Resolver]
*/
private fun startProcess(resolver: Resolver) = environment {
var isInjectOnce = true
val data = GenerateData()
resolver.getSymbolsWithAnnotation(ANNOTATION_NAME).apply {
/**
* 检索需要注入的类
* @param sourcePath 指定的 source 路径
*/
fun fetchKSClassDeclaration(sourcePath: String) {
asSequence().filterIsInstance<KSClassDeclaration>().forEach {
if (isInjectOnce) when {
it.superTypes.any { type -> type.element.toString() == "IYukiHookXposedInit" } -> {
if ((it.primaryConstructor?.parameters?.size ?: 0) > 0)
problem(msg = "The hook entry class \"${it.simpleName.asString()}\" doesn't allowed any constructor parameters")
val xInitPatchName = data.xInitClassName.ifBlank { "${it.simpleName.asString()}$XPOSED_CLASS_SHORT_NAME" }
if (data.xInitClassName == it.simpleName.asString())
problem(msg = "Duplicate entryClassName \"${data.xInitClassName}\"")
data.entryPackageName = it.packageName.asString()
data.entryClassName = it.simpleName.asString()
data.xInitClassName = xInitPatchName
data.isEntryClassKindOfObject = when (it.classKind) {
ClassKind.CLASS -> false
ClassKind.OBJECT -> true
else -> problem(msg = "Invalid hook entry class \"${it.simpleName.asString()}\" kind \"${it.classKind}\"")
}; generateAssetsFile(
codePath = (it.location as? FileLocation?)?.filePath?.parseFileSeparator() ?: "",
sourcePath = sourcePath.parseFileSeparator(),
data = data
)
}
it.superTypes.any { type -> type.element.toString() == "YukiHookXposedInitProxy" } ->
problem(msg = "\"YukiHookXposedInitProxy\" was deprecated, please replace to \"IYukiHookXposedInit\"")
else -> problem(msg = "The hook entry class \"${it.simpleName.asString()}\" must be implements \"IYukiHookXposedInit\"")
} else problem(msg = "\"@InjectYukiHookWithXposed\" only can be use in once times")
/** 仅处理第一个标记的类 - 再次处理将拦截并报错 */
isInjectOnce = false
}
}
forEach {
it.annotations.forEach { annotation ->
var sourcePath = "" // 项目相对路径
annotation.arguments.forEach { args ->
if (args.name?.asString() == "sourcePath")
sourcePath = args.value.toString().trim()
if (args.name?.asString() == "modulePackageName")
data.customMPackageName = args.value.toString().trim()
if (args.name?.asString() == "entryClassName")
data.xInitClassName = args.value.toString().trim()
if (args.name?.asString() == "isUsingXposedModuleStatus")
data.isUsingXposedModuleStatus = args.value as? Boolean ?: true
if (args.name?.asString() == "isUsingResourcesHook")
data.isUsingResourcesHook = args.value as? Boolean ?: true
}
if ((data.customMPackageName.startsWith(".") ||
data.customMPackageName.endsWith(".") ||
data.customMPackageName.contains(".").not() ||
data.customMPackageName.contains("..")) &&
data.customMPackageName.isNotEmpty()
) problem(msg = "Invalid modulePackageName \"${data.customMPackageName}\"")
if ((Pattern.compile("[*,.:~`'\"|/\\\\?!^()\\[\\]{}%@#$&\\-+=<>]").matcher(data.entryClassName).find() ||
true.let { for (i in 0..9) if (data.entryClassName.startsWith(i.toString())) return@let true; false }) &&
data.entryClassName.isNotEmpty()
) problem(msg = "Invalid entryClassName \"${data.entryClassName}\"")
else fetchKSClassDeclaration(sourcePath)
}
}
}
}
/**
* 自动生成 Xposed assets 入口文件
* @param codePath 注解类的完整代码文件路径
* @param sourcePath 指定的 source 路径
* @param data 生成的模板数据
*/
private fun generateAssetsFile(codePath: String, sourcePath: String, data: GenerateData) = environment {
if (codePath.isBlank()) problem(msg = "Project code path not available")
if (sourcePath.isBlank()) problem(msg = "Project source path not available")
val projectDir = if (codePath.contains(sourcePath))
codePath.split(sourcePath)[0].toFile()
else problem(msg = "Project source path \"$sourcePath\" not matched")
val manifestFile = projectDir.resolve(sourcePath).resolve("AndroidManifest.xml")
val assetsDir = projectDir.resolve(sourcePath).resolve("assets")
val metaInfDir = projectDir.resolve(sourcePath).resolve("resources").resolve("META-INF")
if (manifestFile.exists()) {
if (assetsDir.exists().not() || assetsDir.isDirectory.not()) assetsDir.apply { delete(); mkdirs() }
if (metaInfDir.exists().not() || metaInfDir.isDirectory.not()) metaInfDir.apply { delete(); mkdirs() }
data.modulePackageName = parseModulePackageName(projectDir)
if (data.modulePackageName.isBlank() && data.customMPackageName.isBlank())
problem(msg = "Cannot identify your Module App's package name, please make sure \"BuildConfig.java\" is generated correctly")
assetsDir.resolve("xposed_init").writeText(text = "${data.entryPackageName}.${data.xInitClassName}")
metaInfDir.resolve("yukihookapi_init").writeText(text = "${data.entryPackageName}.${data.entryClassName}")
/** 移除旧版本 API 创建的入口类名称文件 */
assetsDir.resolve("yukihookapi_init").apply { if (exists()) delete() }
generateClassFile(data)
} else problem(msg = "Project source path \"$sourcePath\" verify failed, is this an Android project?")
}
/**
* 自动生成指定类文件
* @param data 生成的模板数据
*/
private fun generateClassFile(data: GenerateData) = environment(ignored = true) {
if (data.customMPackageName.isNotBlank()) warn(
msg = "You set the customize module package name to \"${data.customMPackageName}\", " +
"please check for yourself if it is correct"
)
/** 插入 YukiHookAPI_Impl 代码 */
createCodeFile(
fileName = ClassName.YukiHookAPI_Impl,
packageName = PackageName.YukiHookAPI_Impl,
content = data.sources()[ClassName.YukiHookAPI_Impl]
)
/** 插入 ModuleApplication_Impl 代码 */
createCodeFile(
fileName = ClassName.ModuleApplication_Impl,
packageName = PackageName.ModuleApplication_Impl,
content = data.sources()[ClassName.ModuleApplication_Impl]
)
if (data.isUsingXposedModuleStatus) {
/** 插入 YukiXposedModuleStatus_Impl 代码 */
createCodeFile(
fileName = ClassName.YukiXposedModuleStatus_Impl,
packageName = PackageName.YukiXposedModuleStatus_Impl,
content = data.sources()[ClassName.YukiXposedModuleStatus_Impl]
)
/** 插入 YukiXposedModuleStatus_Impl_Impl 代码 */
createCodeFile(
fileName = ClassName.YukiXposedModuleStatus_Impl_Impl,
packageName = PackageName.YukiXposedModuleStatus_Impl,
content = data.sources()[ClassName.YukiXposedModuleStatus_Impl_Impl]
)
}
/** 插入 HandlerDelegateImpl_Impl 代码 */
createCodeFile(
fileName = ClassName.HandlerDelegateImpl_Impl,
packageName = PackageName.HandlerDelegateImpl_Impl,
content = data.sources()[ClassName.HandlerDelegateImpl_Impl]
)
/** 插入 HandlerDelegateClass 代码 */
createCodeFile(
fileName = ClassName.HandlerDelegateClass,
packageName = PackageName.HandlerDelegateClass,
content = data.sources()[ClassName.HandlerDelegateClass]
)
/** 插入 IActivityManagerProxyImpl_Impl 代码 */
createCodeFile(
fileName = ClassName.IActivityManagerProxyImpl_Impl,
packageName = PackageName.IActivityManagerProxyImpl_Impl,
content = data.sources()[ClassName.IActivityManagerProxyImpl_Impl]
)
/** 插入 IActivityManagerProxyClass 代码 */
createCodeFile(
fileName = ClassName.IActivityManagerProxyClass,
packageName = PackageName.IActivityManagerProxyClass,
content = data.sources()[ClassName.IActivityManagerProxyClass]
)
/** 插入 xposed_init 代码 */
createCodeFile(
fileName = data.xInitClassName,
packageName = data.entryPackageName,
content = data.sources()[ClassName.XposedInit]
)
/** 插入 xposed_init_Impl 代码 */
createCodeFile(
fileName = "${data.entryClassName}_Impl",
packageName = data.entryPackageName,
content = data.sources()[ClassName.XposedInit_Impl]
)
}
/**
* 解析模块包名
* @param projectDir 项目目录
* @return [String] 模块包名
*/
private fun parseModulePackageName(projectDir: File): String {
val buildConfigFile = projectDir
.resolve("build")
.resolve("generated")
.resolve("source")
.resolve("buildConfig")
.walkTopDown()
.filter { it.name == "BuildConfig.java" }
.sortedByDescending { it.lastModified() }
.firstOrNull() ?: return ""
val matcher = "APPLICATION_ID\\s*=\\s*\"([^\"]+)\"".toRegex()
return runCatching { matcher.find(buildConfigFile.readText())?.groups?.get(1)?.value }.getOrNull() ?: ""
}
/**
* 格式化文件分隔符
* @return [String]
*/
private fun String.parseFileSeparator() = replace("\\", "/")
/**
* 字符串转换为 [File]
* @return [File]
*/
private fun String.toFile() = File(parseFileSeparator())
}
}