diff --git a/src/zh/picacomic/AndroidManifest.xml b/src/zh/picacomic/AndroidManifest.xml
new file mode 100644
index 000000000..55dea899b
--- /dev/null
+++ b/src/zh/picacomic/AndroidManifest.xml
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+ package="eu.kanade.tachiyomi.extension" />
\ No newline at end of file
diff --git a/src/zh/picacomic/build.gradle b/src/zh/picacomic/build.gradle
new file mode 100644
index 000000000..37d159403
--- /dev/null
+++ b/src/zh/picacomic/build.gradle
@@ -0,0 +1,17 @@
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlinx-serialization'
+
+ext {
+ extName = 'Picacomic'
+ pkgNameSuffix = 'zh.picacomic'
+ extClass = '.Picacomic'
+ extVersionCode = 1
+ isNsfw = true
+}
+
+dependencies {
+ implementation 'com.auth0.android:jwtdecode:2.0.0'
+}
+
+apply from: "$rootDir/common.gradle"
diff --git a/src/zh/picacomic/res/mipmap-hdpi/ic_launcher.png b/src/zh/picacomic/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 000000000..92d7b4d9e
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diff --git a/src/zh/picacomic/res/mipmap-mdpi/ic_launcher.png b/src/zh/picacomic/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 000000000..60b50dc05
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diff --git a/src/zh/picacomic/res/mipmap-xhdpi/ic_launcher.png b/src/zh/picacomic/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 000000000..cfcc8c7c2
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diff --git a/src/zh/picacomic/res/mipmap-xxhdpi/ic_launcher.png b/src/zh/picacomic/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 000000000..504978b3c
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diff --git a/src/zh/picacomic/res/mipmap-xxxhdpi/ic_launcher.png b/src/zh/picacomic/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 000000000..1257ff876
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diff --git a/src/zh/picacomic/res/web_hi_res_512.png b/src/zh/picacomic/res/web_hi_res_512.png
new file mode 100644
index 000000000..3ef23ddf8
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diff --git a/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/HmacSHA256.kt b/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/HmacSHA256.kt
new file mode 100644
index 000000000..ff5fea19e
--- /dev/null
+++ b/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/HmacSHA256.kt
@@ -0,0 +1,26 @@
+package eu.kanade.tachiyomi.extension.zh.picacomic
+
+import javax.crypto.Mac
+import javax.crypto.spec.SecretKeySpec
+
+// copy from https://github.com/czp3009/picacomic-api
+private const val algorithm = "HmacSHA256"
+
+private typealias MacResult = ByteArray
+
+internal fun hmacSHA256(key: String, data: String) =
+ Mac.getInstance(algorithm).apply {
+ init(SecretKeySpec(key.toByteArray(), algorithm))
+ }.doFinal(data.toByteArray()) as MacResult
+
+@Suppress("SpellCheckingInspection")
+private val hexTable = "0123456789abcdef".toCharArray()
+
+@OptIn(ExperimentalUnsignedTypes::class)
+internal fun MacResult.convertToString() = buildString(size * 2) {
+ this@convertToString.forEach {
+ val value = it.toUByte().toInt()
+ append(hexTable[value ushr 4])
+ append(hexTable[value and 0x0f])
+ }
+}
diff --git a/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/PicaApiSchemas.kt b/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/PicaApiSchemas.kt
new file mode 100644
index 000000000..7e1f195b7
--- /dev/null
+++ b/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/PicaApiSchemas.kt
@@ -0,0 +1,94 @@
+package eu.kanade.tachiyomi.extension.zh.picacomic
+
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.JsonElement
+
+@Serializable
+data class PicaLoginPayload(
+ val email: String,
+ val password: String,
+)
+
+@Serializable
+data class PicaSearchPayload(
+ val keyword: String,
+ val categories: List<String>,
+ val sort: String,
+)
+
+@Serializable
+data class PicaResponse(
+ val data: PicaData,
+)
+
+@Serializable
+data class PicaData(
+ // /comics/advanced-search: PicaSearchComics
+ // /comics/random: List<PicaSearchComic>
+ val comics: JsonElement? = null,
+ // /comics/comicId/eps?page=
+ val eps: PicaChapters? = null,
+ // /comics/comicId/order/chapterOrder/pages?page=
+ val pages: PicaPages? = null,
+ // /auth/sign-in
+ val token: String? = null,
+ // /comics/comicId
+ val comic: PicaSearchComic? = null,
+)
+
+// /comics
+@Serializable
+data class PicaSearchComics(
+ val page: Int,
+ val pages: Int,
+ val docs: List<PicaSearchComic>,
+)
+
+// /comics/advanced-search, /comics/random, /comics/leaderboard
+@Serializable
+data class PicaSearchComic(
+ val title: String,
+ val _id: String,
+ val thumb: PicaImage,
+ val finished: Boolean,
+ val categories: List<String>,
+ val update_at: String? = null,
+ val author: String? = null,
+ val artist: String? = null,
+ val description: String? = null,
+ val chineseTeam: String? = null,
+ val tags: List<String>? = null,
+)
+
+@Serializable
+data class PicaChapters(
+ val docs: List<PicaChapter>,
+ val page: Int,
+ val pages: Int,
+)
+
+@Serializable
+data class PicaChapter(
+ val _id: String,
+ val order: Int,
+ val title: String,
+ val updated_at: String,
+)
+
+@Serializable
+data class PicaPages(
+ val docs: List<PicaPage>,
+ val page: Int,
+ val pages: Int,
+)
+
+@Serializable
+data class PicaPage(
+ val media: PicaImage
+)
+
+@Serializable
+data class PicaImage(
+ val path: String,
+ val fileServer: String,
+)
diff --git a/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/Picacomic.kt b/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/Picacomic.kt
new file mode 100644
index 000000000..f799db98f
--- /dev/null
+++ b/src/zh/picacomic/src/eu/kanade/tachiyomi/extension/zh/picacomic/Picacomic.kt
@@ -0,0 +1,409 @@
+package eu.kanade.tachiyomi.extension.zh.picacomic
+
+import android.app.Application
+import android.content.SharedPreferences
+import androidx.preference.EditTextPreference
+import androidx.preference.ListPreference
+import androidx.preference.PreferenceScreen
+import com.auth0.android.jwt.JWT
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.network.POST
+import eu.kanade.tachiyomi.source.ConfigurableSource
+import eu.kanade.tachiyomi.source.model.Filter
+import eu.kanade.tachiyomi.source.model.FilterList
+import eu.kanade.tachiyomi.source.model.MangasPage
+import eu.kanade.tachiyomi.source.model.Page
+import eu.kanade.tachiyomi.source.model.SChapter
+import eu.kanade.tachiyomi.source.model.SManga
+import eu.kanade.tachiyomi.source.online.HttpSource
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+import kotlinx.serialization.json.decodeFromJsonElement
+import okhttp3.Headers
+import okhttp3.Headers.Companion.toHeaders
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.Request
+import okhttp3.RequestBody.Companion.toRequestBody
+import okhttp3.Response
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
+import java.net.URLEncoder
+import java.text.SimpleDateFormat
+import java.util.Locale
+
+class Picacomic : HttpSource(), ConfigurableSource {
+ override val lang = "zh"
+ override val supportsLatest = true
+ override val name = "哔咔漫画"
+ override val baseUrl = "https://picaapi.picacomic.com"
+
+ private val preferences: SharedPreferences =
+ Injekt.get<Application>().getSharedPreferences("source_$id", 0x0000)
+
+ private val blocklist = preferences.getString("BLOCK_GENRES", "")!!
+ .split(',').map { it.trim() }
+
+ private val basicHeaders = mapOf(
+ "api-key" to "C69BAF41DA5ABD1FFEDC6D2FEA56B",
+ "app-channel" to preferences.getString("APP_CHANNEL", "2")!!,
+ "app-version" to "2.2.1.3.3.4",
+ "app-uuid" to "defaultUuid",
+ "app-platform" to "android",
+ "app-build-version" to "44",
+ "User-Agent" to "okhttp/3.8.1",
+ "accept" to "application/vnd.picacomic.com.v1+json",
+ "image-quality" to preferences.getString("IMAGE_QUALITY", "high")!!,
+ "Content-Type" to "application/json; charset=UTF-8", // must be exactly matched!
+ )
+
+ private fun encrpt(url: String, time: Long, method: String, nonce: String): String {
+ val hmacSha256Key = "~d}\$Q7\$eIni=V)9\\RK/P.RM4;9[7|@/CA}b~OW!3?EV`:<>M7pddUBL5n|0/*Cn"
+ val apiKey = basicHeaders["api-key"]
+ val path = url.substringAfter("$baseUrl/")
+ val raw = "$path$time$nonce${method}$apiKey".toLowerCase(Locale.ROOT)
+ return hmacSHA256(hmacSha256Key, raw).convertToString()
+ }
+
+ private val token: String by lazy {
+ var t: String = preferences.getString("TOKEN", "")!!
+ if (t.isEmpty() || JWT(t).isExpired(10)) {
+ val username = preferences.getString("USERNAME", "")!!
+ val password = preferences.getString("PASSWORD", "")!!
+ if (username.isEmpty() || password.isEmpty()) {
+ throw Exception("请在扩展设置界面输入用户名和密码")
+ }
+
+ t = getToken(username, password)
+ preferences.edit().putString("TOKEN", t).apply()
+ }
+ t
+ }
+
+ private fun picaHeaders(url: String, method: String = "GET"): Headers {
+ val time = System.currentTimeMillis() / 1000
+ val allowedChars = ('A'..'Z') + ('a'..'z') + ('0'..'9')
+ val nonce = (1..32).map { allowedChars.random() }
+ .joinToString("")
+ val signature = encrpt(url, time, method, nonce)
+ return basicHeaders.toMutableMap().apply {
+ put("time", time.toString())
+ put("nonce", nonce)
+ put("signature", signature)
+ if (!url.endsWith("/auth/sign-in")) // avoid recursive call
+ put("authorization", token)
+ }.toHeaders()
+ }
+
+ private val json = Json { ignoreUnknownKeys = true }
+
+ private fun getToken(username: String, password: String): String {
+ val url = "$baseUrl/auth/sign-in"
+ val body = PicaLoginPayload(username, password)
+ .let { Json.encodeToString(it) }
+ .toRequestBody("application/json; charset=UTF-8".toMediaType())
+
+ val response = client.newCall(
+ POST(url, picaHeaders(url, "POST"), body)
+ ).execute()
+
+ if (!response.isSuccessful)
+ throw Exception("登录失败")
+ return json.decodeFromString<PicaResponse>(response.body!!.string()).data.token!!
+ }
+
+ override fun popularMangaRequest(page: Int): Request {
+ val url = "$baseUrl/comics?page=$page&s=dd"
+ return GET(url, picaHeaders(url))
+ }
+
+ // for /comics/random, /comics/leaderboard
+ private fun singlePageParse(response: Response): MangasPage {
+ val comics = json.decodeFromString<PicaResponse>(response.body!!.string())
+ .data.comics!!.let { json.decodeFromJsonElement<List<PicaSearchComic>>(it) }
+
+ val mangas = comics
+ .filter { !hitBlocklist(it) }
+ .map { comic ->
+ SManga.create().apply {
+ title = comic.title
+ author = comic.author
+ thumbnail_url = comic.thumb.let {
+ it.fileServer + "/static/" + it.path
+ }
+ url = "$baseUrl/comics/${comic._id}"
+ status = if (comic.finished) SManga.COMPLETED else SManga.ONGOING
+ }
+ }
+
+ return MangasPage(mangas, response.request.url.toString().contains("/comics/random"))
+ }
+
+ override fun popularMangaParse(response: Response) = searchMangaParse(response)
+
+ override fun latestUpdatesRequest(page: Int): Request {
+ val url = "$baseUrl/comics/random"
+ return GET(url, picaHeaders(url))
+ }
+
+ override fun latestUpdatesParse(response: Response): MangasPage = singlePageParse(response)
+
+ override fun searchMangaRequest(page: Int, query: String, filters: FilterList): Request {
+ var sort: String? = null
+ var category: String? = null
+ var rankPath: String? = null
+
+ // parse filters
+ for (filter in filters) {
+ when (filter) {
+ is SortFilter -> sort = filter.toUriPart()
+ is CategoryFilter -> category = filter.toUriPart()
+ is RankFilter -> rankPath = filter.toUriPart()
+ else -> throw Exception("unknown filter found")
+ }
+ }
+
+ // return comics from leaderboard
+ if (!rankPath.isNullOrEmpty())
+ return GET("$baseUrl$rankPath", picaHeaders("$baseUrl$rankPath"))
+
+ // return comics from some category or just sort
+ if (query.isEmpty()) {
+ var url = "$baseUrl/comics?page=$page&s=$sort"
+ if (!category.isNullOrEmpty())
+ url += "&c=${URLEncoder.encode(category, "utf-8")}"
+
+ return GET(url, picaHeaders(url))
+ }
+
+ // return comics from some search
+ // filters may be empty
+ val url = "$baseUrl/comics/advanced-search?page=$page"
+
+ val body = PicaSearchPayload(query, emptyList(), sort ?: "dd")
+ .let { Json.encodeToString(it) }
+ .toRequestBody("application/json; charset=UTF-8".toMediaType())
+
+ return POST(url, picaHeaders(url, "POST"), body)
+ }
+
+ private fun hitBlocklist(comic: PicaSearchComic): Boolean {
+ return (comic.tags ?: emptyList<String>() + comic.categories)
+ .map(String::trim)
+ .any { it in blocklist }
+ }
+
+ override fun searchMangaParse(response: Response): MangasPage {
+ if (response.request.url.toString().contains("/comics/leaderboard".toRegex())) {
+ return singlePageParse(response)
+ }
+
+ val comics = json.decodeFromString<PicaResponse>(
+ response.body!!.string()
+ ).data.comics!!.let { json.decodeFromJsonElement<PicaSearchComics>(it) }
+
+ val mangas = comics.docs
+ .filter { !hitBlocklist(it) }
+ .map { comic ->
+ SManga.create().apply {
+ title = comic.title
+ author = comic.author
+ thumbnail_url = comic.thumb.let { "${it.fileServer}/static/${it.path}" }
+ url = "$baseUrl/comics/${comic._id}"
+ status = if (comic.finished) SManga.COMPLETED else SManga.ONGOING
+ }
+ }
+
+ return MangasPage(mangas, comics.page < comics.pages)
+ }
+
+ override fun mangaDetailsRequest(manga: SManga): Request =
+ GET(manga.url, picaHeaders(manga.url))
+
+ override fun mangaDetailsParse(response: Response): SManga {
+ val comic = json.decodeFromString<PicaResponse>(
+ response.body!!.string()
+ ).data.comic!!
+
+ return SManga.create().apply {
+ title = comic.title
+ author = comic.author
+ description = comic.description
+ artist = comic.artist
+ genre = (comic.tags ?: emptyList<String>() + comic.categories)
+ .map(String::trim)
+ .distinct()
+ .joinToString(", ")
+ status = if (comic.finished) SManga.COMPLETED else SManga.ONGOING
+ }
+ }
+
+ override fun chapterListRequest(manga: SManga): Request {
+ val url = "${manga.url}/eps?page=1"
+ return GET(url, picaHeaders(url))
+ }
+
+ override fun chapterListParse(response: Response): List<SChapter> {
+ val comicId = response.request.url.pathSegments[1]
+
+ val eps = json.decodeFromString<PicaResponse>(
+ response.body!!.string()
+ ).data.eps!!
+
+ val sdf = SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.getDefault())
+
+ val ret = eps.docs.map {
+ SChapter.create().apply {
+ name = it.title
+ url = "$baseUrl/comics/$comicId/order/${it.order}"
+ date_upload = sdf.parse(it.updated_at)!!.time
+ }
+ }.toMutableList()
+
+ if (eps.page < eps.pages) {
+ val nextUrl = response.request.url.newBuilder()
+ .setQueryParameter(
+ "page", (eps.page + 1).toString()
+ ).build().toString()
+
+ val nextResponse = client.newCall(GET(nextUrl, picaHeaders(nextUrl))).execute()
+ ret += chapterListParse(nextResponse)
+ }
+
+ return ret
+ }
+
+ override fun pageListRequest(chapter: SChapter) = GET(
+ chapter.url + "/pages?page=1",
+ picaHeaders(chapter.url + "/pages?page=1")
+ )
+
+ override fun pageListParse(response: Response): List<Page> {
+ val pages = json.decodeFromString<PicaResponse>(
+ response.body!!.string()
+ ).data.pages!!
+
+ val ret = pages.docs.mapIndexed { index, picaPage ->
+ val url = picaPage.media.let { "${it.fileServer}/static/${it.path}" }
+ Page(index, "", url)
+ }.toMutableList()
+
+ if (pages.page < pages.pages) {
+ val nextUrl = response.request.url.newBuilder()
+ .setQueryParameter("page", (pages.page + 1).toString())
+ .build().toString()
+
+ val nextResponse = client.newCall(GET(nextUrl, picaHeaders(nextUrl))).execute()
+ ret += pageListParse(nextResponse)
+ }
+ return ret
+ }
+
+ override fun imageUrlParse(response: Response): String {
+ TODO("Not yet implemented")
+ }
+
+ override fun getFilterList() = FilterList(
+ SortFilter(),
+ CategoryFilter(),
+ RankFilter(),
+ )
+
+ private class SortFilter : UriPartFilter(
+ "排序",
+ arrayOf(
+ "新到旧" to "dd",
+ "旧到新" to "da",
+ "最多爱心" to "ld",
+ "最多绅士指名" to "vd",
+ )
+ )
+
+ private class CategoryFilter : UriPartFilter(
+ "类型",
+ arrayOf("全部" to "") + arrayOf(
+ "大家都在看", "牛牛不哭", "那年今天", "官方都在看",
+ "嗶咔漢化", "全彩", "長篇", "同人", "短篇", "圓神領域",
+ "碧藍幻想", "CG雜圖", "純愛", "百合花園", "後宮閃光", "單行本", "姐姐系",
+ "妹妹系", "SM", "人妻", "NTR", "強暴",
+ "艦隊收藏", "Love Live", "SAO 刀劍神域", "Fate",
+ "東方", "禁書目錄", "Cosplay",
+ "英語 ENG", "生肉", "性轉換", "足の恋", "非人類",
+ "耽美花園", "偽娘哲學", "扶他樂園", "重口地帶", "歐美", "WEBTOON",
+ ).map { it to it }.toTypedArray()
+ )
+
+ private class RankFilter : UriPartFilter(
+ "榜单",
+ arrayOf(
+ Pair("无", ""),
+ Pair("过去24小时最热门", "/comics/leaderboard?tt=H24&ct=VC"),
+ Pair("过去7天最热门", "/comics/leaderboard?tt=D7&ct=VC"),
+ Pair("过去30天最热门", "/comics/leaderboard?tt=D30&ct=VC"),
+ )
+ )
+
+ private open class UriPartFilter(
+ displayName: String,
+ val vals: Array<Pair<String, String>>,
+ defaultValue: Int = 0
+ ) :
+ Filter.Select<String>(displayName, vals.map { it.first }.toTypedArray(), defaultValue) {
+ open fun toUriPart() = vals[state].second
+ }
+
+ override fun setupPreferenceScreen(screen: PreferenceScreen) {
+ EditTextPreference(screen.context).apply {
+ key = "USERNAME"
+ title = "用户名"
+ setOnPreferenceChangeListener { _, newValue ->
+ preferences.edit().putString("USERNAME", newValue as String).commit()
+ }
+ }.let(screen::addPreference)
+
+ EditTextPreference(screen.context).apply {
+ key = "PASSWORD"
+ title = "密码"
+ setOnPreferenceChangeListener { _, newValue ->
+ preferences.edit().putString("PASSWORD", newValue as String).commit()
+ }
+ }.let(screen::addPreference)
+
+ EditTextPreference(screen.context).apply {
+ key = "BLOCK_GENRES"
+ title = "屏蔽词列表"
+ dialogTitle = "屏蔽词列表"
+ dialogMessage = "根据关键词过滤漫画，关键词之间用','分离。" +
+ "关键词分为分类和标签两种，在热门和最新中只能按分类过滤（即在filter的类型中出现的词），" +
+ "而在搜索中两者都可以"
+
+ setOnPreferenceChangeListener { _, newValue ->
+ preferences.edit().putString("BLOCK_GENRES", newValue as String).commit()
+ }
+ }.let(screen::addPreference)
+
+ ListPreference(screen.context).apply {
+ key = "IMAGE_QUALITY"
+ title = "图片质量"
+ entries = arrayOf("原图", "低", "中", "高")
+ entryValues = arrayOf("original", "low", "medium", "high")
+ setDefaultValue("original")
+
+ setOnPreferenceChangeListener { _, newValue ->
+ preferences.edit().putString(key, newValue as String).commit()
+ }
+ }.let(screen::addPreference)
+
+ ListPreference(screen.context).apply {
+ key = "APP_CHANNEL"
+ title = "分流"
+ entries = arrayOf("1", "2", "3")
+ entryValues = entries
+ setDefaultValue("1")
+
+ setOnPreferenceChangeListener { _, newValue ->
+ preferences.edit().putString(key, newValue as String).commit()
+ }
+ }.let(screen::addPreference)
+ }
+}