Add Elan.school extension (#15227)

* Add Elan.school extension

* Non-adaptive icons

src/en/elanschool/AndroidManifest.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest package="eu.kanade.tachiyomi.extension" />

src/en/elanschool/build.gradle

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+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlinx-serialization'
+
+ext {
+    extName = 'Elan School'
+    pkgNameSuffix = 'en.elanschool'
+    extClass = '.ElanSchool'
+    extVersionCode = 1
+}
+
+apply from: "$rootDir/common.gradle"

src/en/elanschool/src/eu/kanade/tachiyomi/extension/en/elanschool/ElanSchool.kt

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+package eu.kanade.tachiyomi.extension.en.elanschool
+
+import eu.kanade.tachiyomi.network.GET
+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 eu.kanade.tachiyomi.util.asJsoup
+import okhttp3.Response
+import org.jsoup.nodes.Element
+import rx.Observable
+
+class ElanSchool : HttpSource() {
+
+    override val name = "Elan School"
+
+    override val lang = "en"
+
+    override val baseUrl = "https://elan.school"
+
+    override val supportsLatest = false
+
+    override fun fetchPopularManga(page: Int): Observable<MangasPage> {
+        val manga = SManga.create().apply {
+            url = "/chapters/?dps_paged=$page"
+            title = "Elan School"
+            thumbnail_url = "$baseUrl/wp-content/uploads/2018/11/The-Elan-School-Comic-1cNEW-1-768x1491.jpg"
+            description = "A 16 year old boy named Joe gets indoctrinated into a sick cult that is run by imprisoned teenagers. Based on the true story of the Elan School."
+            status = SManga.ONGOING
+            author = "Joe Nobody"
+            artist = "Joe Nobody"
+        }
+
+        return Observable.just(MangasPage(listOf(manga), false))
+    }
+
+    override fun fetchSearchManga(page: Int, query: String, filters: FilterList) = fetchPopularManga(page)
+
+    override fun fetchMangaDetails(manga: SManga): Observable<SManga> = fetchPopularManga(1)
+        .map { it.mangas.first().apply { initialized = true } }
+
+    private fun chapterNextPageSelector() = "a.next"
+
+    override fun chapterListParse(response: Response): List<SChapter> {
+        val allChaps = mutableListOf<SChapter>()
+        var document = response.asJsoup()
+
+        while (true) {
+            val chapters = document.select(chapterListSelector()).map {
+                chapterFromElement(it)
+            }
+            if (chapters.isEmpty())
+                break
+
+            allChaps += chapters
+
+            val hasNext = document.select(chapterNextPageSelector()).isNotEmpty()
+            if (!hasNext)
+                break
+
+            val nextUrl = document.select(chapterNextPageSelector()).attr("href")
+            document = client.newCall(GET(nextUrl, headers)).execute().asJsoup()
+        }
+
+        return allChaps.reversed()
+    }
+
+    private fun chapterListSelector() = "div.listing-item > a.title"
+
+    private fun chapterFromElement(element: Element): SChapter {
+        return SChapter.create().apply {
+            name = element.text()
+            setUrlWithoutDomain(element.attr("href"))
+        }
+    }
+
+    override fun pageListParse(response: Response): List<Page> {
+        val document = response.asJsoup()
+        return document.select("img[data-orig-file]").mapIndexed { i, img ->
+            Page(i, "", img.attr("src"))
+        }
+    }
+
+    override fun latestUpdatesRequest(page: Int) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun popularMangaRequest(page: Int) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun searchMangaRequest(page: Int, query: String, filters: FilterList) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun latestUpdatesParse(response: Response) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun popularMangaParse(response: Response) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun searchMangaParse(response: Response) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun mangaDetailsParse(response: Response) =
+        throw UnsupportedOperationException("Not used!")
+
+    override fun imageUrlParse(response: Response) =
+        throw UnsupportedOperationException("Not used!")
+}