2017-01-20 21:24:31 +01:00
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package eu.kanade.tachiyomi.source
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import android.Manifest.permission.READ_EXTERNAL_STORAGE
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import android.content.Context
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import android.content.pm.ApplicationInfo
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import android.content.pm.PackageManager
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import android.os.Environment
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import dalvik.system.PathClassLoader
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import eu.kanade.tachiyomi.R
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2017-01-20 21:27:53 +01:00
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import eu.kanade.tachiyomi.source.online.HttpSource
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import eu.kanade.tachiyomi.source.online.YamlHttpSource
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2017-01-20 21:24:31 +01:00
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import eu.kanade.tachiyomi.source.online.english.*
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import eu.kanade.tachiyomi.source.online.german.WieManga
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import eu.kanade.tachiyomi.source.online.russian.Mangachan
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import eu.kanade.tachiyomi.source.online.russian.Mintmanga
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import eu.kanade.tachiyomi.source.online.russian.Readmanga
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import eu.kanade.tachiyomi.util.hasPermission
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import org.yaml.snakeyaml.Yaml
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import timber.log.Timber
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import java.io.File
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open class SourceManager(private val context: Context) {
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private val sourcesMap = mutableMapOf<Long, Source>()
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init {
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createSources()
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}
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open fun get(sourceKey: Long): Source? {
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return sourcesMap[sourceKey]
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}
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2017-01-20 21:27:53 +01:00
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fun getOnlineSources() = sourcesMap.values.filterIsInstance<HttpSource>()
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2017-01-20 21:24:31 +01:00
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fun getCatalogueSources() = sourcesMap.values.filterIsInstance<CatalogueSource>()
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private fun createSources() {
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createExtensionSources().forEach { registerSource(it) }
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createYamlSources().forEach { registerSource(it) }
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createInternalSources().forEach { registerSource(it) }
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}
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private fun registerSource(source: Source, overwrite: Boolean = false) {
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if (overwrite || !sourcesMap.containsKey(source.id)) {
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sourcesMap.put(source.id, source)
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}
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}
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private fun createInternalSources(): List<Source> = listOf(
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Batoto(),
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Mangahere(),
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Mangafox(),
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Kissmanga(),
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Readmanga(),
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Mintmanga(),
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Mangachan(),
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Readmangatoday(),
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Mangasee(),
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WieManga()
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)
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private fun createYamlSources(): List<Source> {
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val sources = mutableListOf<Source>()
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val parsersDir = File(Environment.getExternalStorageDirectory().absolutePath +
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File.separator + context.getString(R.string.app_name), "parsers")
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if (parsersDir.exists() && context.hasPermission(READ_EXTERNAL_STORAGE)) {
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val yaml = Yaml()
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for (file in parsersDir.listFiles().filter { it.extension == "yml" }) {
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try {
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val map = file.inputStream().use { yaml.loadAs(it, Map::class.java) }
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2017-01-20 21:27:53 +01:00
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sources.add(YamlHttpSource(map))
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2017-01-20 21:24:31 +01:00
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} catch (e: Exception) {
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Timber.e("Error loading source from file. Bad format?")
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}
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}
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}
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return sources
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}
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2017-01-20 21:27:53 +01:00
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private fun createExtensionSources(): List<HttpSource> {
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2017-01-20 21:24:31 +01:00
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val pkgManager = context.packageManager
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val flags = PackageManager.GET_CONFIGURATIONS or PackageManager.GET_SIGNATURES
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val installedPkgs = pkgManager.getInstalledPackages(flags)
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val extPkgs = installedPkgs.filter { it.reqFeatures.orEmpty().any { it.name == FEATURE } }
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2017-01-20 21:27:53 +01:00
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val sources = mutableListOf<HttpSource>()
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2017-01-20 21:24:31 +01:00
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for (pkgInfo in extPkgs) {
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val appInfo = pkgManager.getApplicationInfo(pkgInfo.packageName,
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PackageManager.GET_META_DATA) ?: continue
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val data = appInfo.metaData
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val extName = data.getString(NAME)
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val version = data.getInt(VERSION)
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val sourceClass = extendClassName(data.getString(SOURCE), pkgInfo.packageName)
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val ext = Extension(extName, appInfo, version, sourceClass)
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if (!validateExtension(ext)) {
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continue
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}
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val instance = loadExtension(ext, pkgManager)
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if (instance == null) {
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Timber.e("Extension error: failed to instance $extName")
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continue
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}
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sources.add(instance)
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}
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return sources
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}
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private fun validateExtension(ext: Extension): Boolean {
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if (ext.version < LIB_VERSION_MIN || ext.version > LIB_VERSION_MAX) {
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Timber.e("Extension error: ${ext.name} has version ${ext.version}, while only versions "
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+ "$LIB_VERSION_MIN to $LIB_VERSION_MAX are allowed")
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return false
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}
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return true
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}
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2017-01-20 21:27:53 +01:00
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private fun loadExtension(ext: Extension, pkgManager: PackageManager): HttpSource? {
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2017-01-20 21:24:31 +01:00
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return try {
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val classLoader = PathClassLoader(ext.appInfo.sourceDir, null, context.classLoader)
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val resources = pkgManager.getResourcesForApplication(ext.appInfo)
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2017-01-20 21:27:53 +01:00
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Class.forName(ext.sourceClass, false, classLoader).newInstance() as? HttpSource
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2017-01-20 21:24:31 +01:00
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} catch (e: Exception) {
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null
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} catch (e: LinkageError) {
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null
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}
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}
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private fun extendClassName(className: String, packageName: String): String {
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return if (className.startsWith(".")) {
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packageName + className
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} else {
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className
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}
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}
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class Extension(val name: String,
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val appInfo: ApplicationInfo,
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val version: Int,
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val sourceClass: String)
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private companion object {
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const val FEATURE = "tachiyomi.extension"
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const val NAME = "tachiyomi.extension.name"
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const val VERSION = "tachiyomi.extension.version"
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const val SOURCE = "tachiyomi.extension.source"
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const val LIB_VERSION_MIN = 1
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const val LIB_VERSION_MAX = 1
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}
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}
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