Merge pull request #588 from NagaYZ/feature-webtoon-original
Feature webtoon original
GitHub
commit
954c926a9f
@ -0,0 +1,358 @@
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package org.koitharu.kotatsu.parsers.site.all
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import kotlinx.coroutines.async
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import kotlinx.coroutines.awaitAll
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import kotlinx.coroutines.coroutineScope
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import okhttp3.Headers
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import okhttp3.HttpUrl
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import okhttp3.HttpUrl.Companion.toHttpUrl
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import org.json.JSONArray
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import org.json.JSONObject
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import org.koitharu.kotatsu.parsers.MangaLoaderContext
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import org.koitharu.kotatsu.parsers.MangaParser
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import org.koitharu.kotatsu.parsers.MangaSourceParser
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import org.koitharu.kotatsu.parsers.config.ConfigKey
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import org.koitharu.kotatsu.parsers.exception.NotFoundException
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import org.koitharu.kotatsu.parsers.exception.ParseException
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import org.koitharu.kotatsu.parsers.model.ContentType
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import org.koitharu.kotatsu.parsers.model.Manga
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import org.koitharu.kotatsu.parsers.model.MangaChapter
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import org.koitharu.kotatsu.parsers.model.MangaListFilter
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import org.koitharu.kotatsu.parsers.model.MangaPage
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import org.koitharu.kotatsu.parsers.model.MangaSource
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import org.koitharu.kotatsu.parsers.model.MangaTag
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import org.koitharu.kotatsu.parsers.model.RATING_UNKNOWN
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import org.koitharu.kotatsu.parsers.model.SortOrder
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import org.koitharu.kotatsu.parsers.util.SoftSuspendLazy
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import org.koitharu.kotatsu.parsers.util.SuspendLazy
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import org.koitharu.kotatsu.parsers.util.domain
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import org.koitharu.kotatsu.parsers.util.generateUid
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import org.koitharu.kotatsu.parsers.util.json.getBooleanOrDefault
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import org.koitharu.kotatsu.parsers.util.json.getFloatOrDefault
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import org.koitharu.kotatsu.parsers.util.json.getIntOrDefault
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import org.koitharu.kotatsu.parsers.util.json.getStringOrNull
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import org.koitharu.kotatsu.parsers.util.json.mapJSON
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import org.koitharu.kotatsu.parsers.util.json.mapJSONIndexed
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import org.koitharu.kotatsu.parsers.util.mapChapters
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import org.koitharu.kotatsu.parsers.util.oneOrThrowIfMany
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import org.koitharu.kotatsu.parsers.util.parseJson
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import org.koitharu.kotatsu.parsers.util.splitTwoParts
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import org.koitharu.kotatsu.parsers.util.toAbsoluteUrl
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import org.koitharu.kotatsu.parsers.util.urlEncoded
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import java.util.Calendar
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import java.util.EnumSet
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import javax.crypto.Mac
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import javax.crypto.spec.SecretKeySpec
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internal abstract class WebtoonsParser(
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context: MangaLoaderContext,
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source: MangaSource,
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) : MangaParser(context, source) {
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override val isMultipleTagsSupported = false
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private val signer by lazy {
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WebtoonsUrlSigner("gUtPzJFZch4ZyAGviiyH94P99lQ3pFdRTwpJWDlSGFfwgpr6ses5ALOxWHOIT7R1")
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}
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// we don't __really__ support changing this domain because:
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// 1. I don't think other websites have this exact API
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// 2. most communication is done with other domains (hosting API and static content), which are not configurable
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// 3. we rely on the HTTP client setting the referer header to webtoons.com
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//
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// This effectively means that changing the domain will break the source. Yikes
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override val configKeyDomain = ConfigKey.Domain("webtoons.com")
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private val apiDomain = "global.apis.naver.com"
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private val staticDomain = "webtoon-phinf.pstatic.net"
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override val availableSortOrders: Set<SortOrder> = EnumSet.of(
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SortOrder.POPULARITY, // views
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SortOrder.RATING, // star rating
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//SortOrder.LIKE, // likes
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SortOrder.UPDATED,
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)
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override val headers: Headers
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get() = Headers.Builder().add("User-Agent", "nApps (Android 12;; linewebtoon; 3.1.0)").build()
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override suspend fun getPageUrl(page: MangaPage): String {
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return page.url.toAbsoluteUrl(staticDomain)
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}
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// some language tags do not map perfectly to the ones used by the API
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private val languageCode: String
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get() = when (val tag = sourceLocale.toLanguageTag()) {
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"in" -> "id"
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"zh" -> "zh-hant"
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else -> tag
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}
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private suspend fun fetchEpisodes(titleNo: Long): List<MangaChapter> = coroutineScope {
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val firstResult =
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makeRequest("/lineWebtoon/webtoon/episodeList.json?v=5&titleNo=$titleNo&startIndex=0&pageSize=30")
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val totalEpisodeCount = firstResult.getJSONObject("episodeList").getInt("totalServiceEpisodeCount")
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val episodes = firstResult.getJSONObject("episodeList").getJSONArray("episode").toJSONList().toMutableList()
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val additionalEpisodes = (episodes.size until totalEpisodeCount step 30).map { startIndex ->
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async {
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makeRequest("/lineWebtoon/webtoon/episodeList.json?v=5&titleNo=$titleNo&startIndex=$startIndex&pageSize=30").getJSONObject(
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"episodeList",
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).getJSONArray("episode").toJSONList()
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}
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}.awaitAll().flatten()
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episodes.addAll(additionalEpisodes)
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// Optimize object creation and sorting
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episodes.mapChapters { i, jo ->
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MangaChapter(
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id = generateUid("$titleNo-$i"),
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name = jo.getString("episodeTitle"),
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number = jo.getInt("episodeSeq"),
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url = "$titleNo-${jo.get("episodeNo")}",
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uploadDate = jo.getLong("registerYmdt"),
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branch = null,
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scanlator = null,
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source = source,
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)
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}.sortedBy(MangaChapter::number)
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}
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private fun JSONArray.toJSONList(): List<JSONObject> {
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val list = mutableListOf<JSONObject>()
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for (i in 0 until length()) {
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list.add(getJSONObject(i))
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}
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return list
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}
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override suspend fun getDetails(manga: Manga): Manga = coroutineScope {
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val titleNo = manga.url.toLong()
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val chaptersDeferred = async { fetchEpisodes(titleNo) }
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val chapters = chaptersDeferred.await()
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makeRequest("/lineWebtoon/webtoon/titleInfo.json?titleNo=${titleNo}&anyServiceStatus=false").getJSONObject("titleInfo")
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.let { jo ->
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MangaWebtoon(
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Manga(
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id = generateUid(titleNo),
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title = jo.getString("title"),
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altTitle = null,
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url = "$titleNo",
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publicUrl = "https://$domain/$languageCode/originals/a/list?title_no=${titleNo}",
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rating = jo.getFloatOrDefault("starScoreAverage", -10f) / 10f,
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isNsfw = jo.getBooleanOrDefault("ageGradeNotice", isNsfwSource),
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coverUrl = jo.getString("thumbnail").toAbsoluteUrl(staticDomain),
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largeCoverUrl = jo.getStringOrNull("thumbnailVertical")?.toAbsoluteUrl(staticDomain),
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tags = setOf(parseTag(jo.getJSONObject("genreInfo"))),
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author = jo.getStringOrNull("writingAuthorName"),
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description = jo.getString("synopsis"),
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// I don't think the API provides this info,
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state = null,
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chapters = chapters,
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source = source,
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),
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date = jo.getLong("lastEpisodeRegisterYmdt"),
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readCount = jo.getLong("readCount"),
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//likeCount = jo.getLong("likeitCount"),
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).manga
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}
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}
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private val allGenreCache = SuspendLazy {
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makeRequest("/lineWebtoon/webtoon/genreList.json").getJSONObject("genreList").getJSONArray("genres")
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.mapJSON { jo -> parseTag(jo) }.associateBy { tag -> tag.key }
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}
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private val allTitleCache = SoftSuspendLazy {
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makeRequest("/lineWebtoon/webtoon/titleList.json?").getJSONObject("titleList").getJSONArray("titles")
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.mapJSON { jo ->
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val titleNo = jo.getLong("titleNo")
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MangaWebtoon(
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Manga(
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id = generateUid(titleNo),
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url = titleNo.toString(),
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publicUrl = "https://$domain/$languageCode/originals/a/list?title_no=$titleNo",
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title = jo.getString("title"),
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coverUrl = jo.getString("thumbnail").toAbsoluteUrl(staticDomain),
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altTitle = null,
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author = jo.getStringOrNull("writingAuthorName"),
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isNsfw = jo.getBooleanOrDefault("ageGradeNotice", isNsfwSource),
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rating = jo.getFloatOrDefault("starScoreAverage", -10f) / 10f,
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tags = setOfNotNull(allGenreCache.get()[jo.getString("representGenre")]),
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description = jo.getString("synopsis"),
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state = null,
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source = source,
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),
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date = jo.getLong("lastEpisodeRegisterYmdt"),
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readCount = jo.getLong("readCount"),
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//likeCount = jo.getLong("likeitCount"),
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)
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}
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}
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private suspend fun getAllGenreList(): Map<String, MangaTag> {
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return allGenreCache.get()
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}
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private suspend fun getAllTitleList(): List<MangaWebtoon> {
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return allTitleCache.get()
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}
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override suspend fun getList(offset: Int, filter: MangaListFilter?): List<Manga> {
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val webtoons = when (filter) {
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is MangaListFilter.Search -> {
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makeRequest("/lineWebtoon/webtoon/searchWebtoon?query=${filter.query.urlEncoded()}").getJSONObject("webtoonSearch")
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.getJSONArray("titleList").mapJSON { jo ->
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val titleNo = jo.getLong("titleNo")
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MangaWebtoon(
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Manga(
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id = generateUid(titleNo),
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title = jo.getString("title"),
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altTitle = null,
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url = titleNo.toString(),
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publicUrl = "https://$domain/$languageCode/originals/a/list?title_no=$titleNo",
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rating = RATING_UNKNOWN,
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isNsfw = isNsfwSource,
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coverUrl = jo.getString("thumbnail").toAbsoluteUrl(staticDomain),
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largeCoverUrl = null,
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tags = emptySet(),
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author = jo.getStringOrNull("writingAuthorName"),
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description = null,
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state = null,
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source = source,
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))
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}
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}
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is MangaListFilter.Advanced -> {
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val genre = filter.tags.oneOrThrowIfMany()?.key ?: "ALL"
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val genres = getAllGenreList()
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val result = getAllTitleList()
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val sortedResult = when (filter.sortOrder) {
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SortOrder.UPDATED -> result.sortedBy { it.date }
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SortOrder.POPULARITY -> result.sortedByDescending { it.readCount }
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SortOrder.RATING -> result.sortedByDescending { it.manga.rating }
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//SortOrder.LIKE -> result.sortedBy { it.likeitCount }
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else -> throw IllegalArgumentException("Unsupported sort order: ${filter.sortOrder}")
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}
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if (genre != "ALL") {
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sortedResult.filter { it.manga.tags.contains(genres[genre]) }
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} else {
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sortedResult
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}
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}
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else -> getAllTitleList()
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}
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return webtoons.map { it.manga }.subList(offset, (offset + 20).coerceAtMost(webtoons.size))
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}
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override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
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val (titleNo, episodeNo) = requireNotNull(chapter.url.splitTwoParts('-'))
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return makeRequest("/lineWebtoon/webtoon/episodeInfo.json?v=4&titleNo=$titleNo&episodeNo=$episodeNo").getJSONObject(
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"episodeInfo",
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).getJSONArray("imageInfo").mapJSONIndexed { i, jo ->
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MangaPage(
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id = generateUid("$titleNo-$episodeNo-$i"),
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url = jo.getString("url"),
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preview = null,
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source = source,
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)
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}
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}
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private fun parseTag(jo: JSONObject): MangaTag {
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return MangaTag(
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title = jo.getString("name"),
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key = jo.getString("code"),
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source = source,
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)
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}
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override suspend fun getAvailableTags(): Set<MangaTag> {
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return getAllGenreList().values.toSet()
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}
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private suspend fun makeRequest(url: String): JSONObject {
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val resp = webClient.httpGet(finalizeUrl(url))
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val message: JSONObject? = resp.parseJson().optJSONObject("message")
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return when (resp.code) {
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in 200..299 -> checkNotNull(message).getJSONObject("result")
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404 -> throw NotFoundException(message?.getStringOrNull("message").orEmpty(), url)
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else -> {
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val code = message?.getIntOrDefault("code", 0)
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val errorMessage = message?.getStringOrNull("message")
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throw ParseException("Api error (code=$code): $errorMessage", url)
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}
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}
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}
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private fun finalizeUrl(url: String): HttpUrl {
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val httpUrl = url.toAbsoluteUrl(apiDomain).toHttpUrl()
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val builder = httpUrl.newBuilder().addQueryParameter("serviceZone", "GLOBAL")
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if (httpUrl.queryParameter("v") == null) {
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builder.addQueryParameter("v", "1")
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}
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builder.addQueryParameter("language", languageCode).addQueryParameter("locale", "languageCode")
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.addQueryParameter("platform", "APP_ANDROID")
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signer.makeEncryptUrl(builder)
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return builder.build()
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}
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@MangaSourceParser("WEBTOONS_EN", "Webtoons English", "en", type = ContentType.MANGA)
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class English(context: MangaLoaderContext) : WebtoonsParser(context, MangaSource.WEBTOONS_EN)
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@MangaSourceParser("WEBTOONS_ID", "Webtoons Indonesia", "id", type = ContentType.MANGA)
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class Indonesian(context: MangaLoaderContext) : WebtoonsParser(context, MangaSource.WEBTOONS_ID)
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@MangaSourceParser("WEBTOONS_ES", "Webtoons Spanish", "es", type = ContentType.MANGA)
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class Spanish(context: MangaLoaderContext) : WebtoonsParser(context, MangaSource.WEBTOONS_ES)
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@MangaSourceParser("WEBTOONS_FR", "Webtoons French", "fr", type = ContentType.MANGA)
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class French(context: MangaLoaderContext) : WebtoonsParser(context, MangaSource.WEBTOONS_FR)
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@MangaSourceParser("WEBTOONS_TH", "Webtoons Thai", "th", type = ContentType.MANGA)
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class Thai(context: MangaLoaderContext) : WebtoonsParser(context, MangaSource.WEBTOONS_TH)
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@MangaSourceParser("WEBTOONS_ZH", "Webtoons Chinese", "zh", type = ContentType.MANGA)
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class Chinese(context: MangaLoaderContext) : LineWebtoonsParser(context, MangaSource.WEBTOONS_ZH)
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@MangaSourceParser("WEBTOONS_DE", "Webtoons German", "de", type = ContentType.MANGA)
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class German(context: MangaLoaderContext) : LineWebtoonsParser(context, MangaSource.WEBTOONS_DE)
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private inner class WebtoonsUrlSigner(private val secret: String) {
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private val mac = Mac.getInstance("HmacSHA1").apply {
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this.init(SecretKeySpec(secret.encodeToByteArray(), "HmacSHA1"))
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}
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private fun getMessage(url: String, msgpad: String): String {
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return url.substring(0, 0xFF.coerceAtMost(url.length)) + msgpad
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}
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private fun getMessageDigest(s: String): String {
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val signedMessage = synchronized(mac) { mac.doFinal(s.toByteArray()) }
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return context.encodeBase64(signedMessage)
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}
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fun makeEncryptUrl(urlBuilder: HttpUrl.Builder) {
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val msgPad = Calendar.getInstance().timeInMillis.toString()
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val digest = getMessageDigest(getMessage(urlBuilder.build().toString(), msgPad))
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urlBuilder.addQueryParameter("msgpad", msgPad).addQueryParameter("md", digest)
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// .addEncodedQueryParameter("md", digest.urlEncoded())
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}
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}
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private inner class MangaWebtoon(
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val manga: Manga,
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@JvmField val date: Long? = null,
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@JvmField val readCount: Long? = null,
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)
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}
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