rewrite without retrofit and kotlin-serialization

This commit is contained in:
Aria Moradi 2021-05-20 19:20:07 +04:30
parent 88b881b043
commit 154b9992eb
3 changed files with 76 additions and 59 deletions

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@ -28,13 +28,6 @@ dependencies {
implementation("com.squareup.okhttp3:okhttp-dnsoverhttps:$okhttpVersion")
implementation("com.squareup.okio:okio:2.10.0")
// Retrofit, used in `ExtensionGithubService`
val retrofitVersion = "2.9.0"
implementation("com.squareup.retrofit2:retrofit:$retrofitVersion")
implementation("com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:0.8.0")
implementation("com.squareup.retrofit2:converter-gson:$retrofitVersion")
implementation("com.squareup.retrofit2:adapter-rxjava:$retrofitVersion")
// Javalin api
implementation("io.javalin:javalin:3.13.6")
// jackson version is tied to javalin, ref: `io.javalin.core.util.OptionalDependency`
@ -54,9 +47,6 @@ dependencies {
implementation("com.dorkbox:SystemTray:4.1")
implementation("com.dorkbox:Utilities:1.9")
// misc
implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.1.0")
// dependencies of Tachiyomi extensions, some are duplicate, keeping it here for reference
implementation("com.github.inorichi.injekt:injekt-core:65b0440")

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@ -7,13 +7,12 @@ package eu.kanade.tachiyomi.extension.api
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
import com.github.salomonbrys.kotson.int
import com.github.salomonbrys.kotson.string
import com.google.gson.JsonArray
import eu.kanade.tachiyomi.extension.model.Extension
import eu.kanade.tachiyomi.extension.util.ExtensionLoader
import ir.armor.tachidesk.model.dataclass.ExtensionDataClass
import kotlinx.serialization.json.JsonArray
import kotlinx.serialization.json.int
import kotlinx.serialization.json.jsonObject
import kotlinx.serialization.json.jsonPrimitive
object ExtensionGithubApi {
const val BASE_URL = "https://raw.githubusercontent.com"
@ -21,19 +20,20 @@ object ExtensionGithubApi {
private fun parseResponse(json: JsonArray): List<Extension.Available> {
return json
.map { it.asJsonObject }
.filter { element ->
val versionName = element.jsonObject["version"]!!.jsonPrimitive.content
val versionName = element["version"].string
val libVersion = versionName.substringBeforeLast('.').toDouble()
libVersion >= ExtensionLoader.LIB_VERSION_MIN && libVersion <= ExtensionLoader.LIB_VERSION_MAX
}
.map { element ->
val name = element.jsonObject["name"]!!.jsonPrimitive.content.substringAfter("Tachiyomi: ")
val pkgName = element.jsonObject["pkg"]!!.jsonPrimitive.content
val apkName = element.jsonObject["apk"]!!.jsonPrimitive.content
val versionName = element.jsonObject["version"]!!.jsonPrimitive.content
val versionCode = element.jsonObject["code"]!!.jsonPrimitive.int
val lang = element.jsonObject["lang"]!!.jsonPrimitive.content
val nsfw = element.jsonObject["nsfw"]!!.jsonPrimitive.int == 1
val name = element["name"].string.substringAfter("Tachiyomi: ")
val pkgName = element["pkg"].string
val apkName = element["apk"].string
val versionName = element["version"].string
val versionCode = element["code"].int
val lang = element["lang"].string
val nsfw = element["nsfw"].int == 1
val icon = "$REPO_URL_PREFIX/icon/${apkName.replace(".apk", ".png")}"
Extension.Available(name, pkgName, versionName, versionCode, lang, nsfw, apkName, icon)
@ -41,9 +41,8 @@ object ExtensionGithubApi {
}
suspend fun findExtensions(): List<Extension.Available> {
val service: ExtensionGithubService = ExtensionGithubService.create()
val response = service.getRepo()
val response = ExtensionGithubService.getRepo()
return parseResponse(response)
}

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@ -1,46 +1,74 @@
package eu.kanade.tachiyomi.extension.api
import com.jakewharton.retrofit2.converter.kotlinx.serialization.asConverterFactory
import com.google.gson.JsonParser
import eu.kanade.tachiyomi.network.NetworkHelper
import kotlinx.serialization.ExperimentalSerializationApi
import kotlinx.serialization.json.Json
import kotlinx.serialization.json.JsonArray
import okhttp3.MediaType.Companion.toMediaType
import retrofit2.Retrofit
import retrofit2.http.GET
import okhttp3.Headers
import okhttp3.Interceptor
import okhttp3.Interceptor.Chain
import okhttp3.Request
import okhttp3.Response
import okhttp3.internal.http.RealResponseBody
import okio.GzipSource
import okio.buffer
import uy.kohesive.injekt.injectLazy
import java.io.IOException
/**
* Used to get the extension repo listing from GitHub.
*/
interface ExtensionGithubService {
companion object {
private val client by lazy {
val network: NetworkHelper by injectLazy()
network.client.newBuilder()
.addNetworkInterceptor { chain ->
val originalResponse = chain.proceed(chain.request())
originalResponse.newBuilder()
.header("Content-Encoding", "gzip")
.header("Content-Type", "application/json")
.build()
}
.build()
}
@ExperimentalSerializationApi
fun create(): ExtensionGithubService {
val adapter = Retrofit.Builder() // TODO: rewrite in order to not depend on retrofit2
.baseUrl(ExtensionGithubApi.BASE_URL)
.addConverterFactory(Json.asConverterFactory("application/json".toMediaType()))
.client(client)
.build()
return adapter.create(ExtensionGithubService::class.java)
}
object ExtensionGithubService {
private val client by lazy {
val network: NetworkHelper by injectLazy()
network.client.newBuilder()
.addNetworkInterceptor { chain ->
val originalResponse = chain.proceed(chain.request())
originalResponse.newBuilder()
.header("Content-Encoding", "gzip")
.header("Content-Type", "application/json")
.build()
}
.addInterceptor(UnzippingInterceptor())
.build()
}
@GET("${ExtensionGithubApi.REPO_URL_PREFIX}/index.json.gz")
suspend fun getRepo(): JsonArray
suspend fun getRepo(): com.google.gson.JsonArray {
val request = Request.Builder()
.url("${ExtensionGithubApi.REPO_URL_PREFIX}/index.json.gz")
.build()
val response = client.newCall(request).execute().use { response -> response.body!!.string() }
return JsonParser.parseString(response).asJsonArray
}
}
private class UnzippingInterceptor : Interceptor {
@Throws(IOException::class)
override fun intercept(chain: Chain): Response {
val response: Response = chain.proceed(chain.request())
return unzip(response)
}
// ref: https://stackoverflow.com/questions/51901333/okhttp-3-how-to-decompress-gzip-deflate-response-manually-using-java-android
@Throws(IOException::class)
private fun unzip(response: Response): Response {
if (response.body == null) {
return response
}
// check if we have gzip response
val contentEncoding: String? = response.headers["Content-Encoding"]
// this is used to decompress gzipped responses
return if (contentEncoding != null && contentEncoding == "gzip") {
val body = response.body!!
val contentLength: Long = body.contentLength()
val responseBody = GzipSource(body.source())
val strippedHeaders: Headers = response.headers.newBuilder().build()
response.newBuilder().headers(strippedHeaders)
.body(RealResponseBody(body.contentType().toString(), contentLength, responseBody.buffer()))
.build()
} else {
response
}
}
}