Add Koitharu optimization, and rename Manga origines

src/main/kotlin/org/koitharu/kotatsu/parsers/site/ScantradUnion.kt

@@ -17,10 +17,12 @@ import org.koitharu.kotatsu.parsers.model.SortOrder
 import org.koitharu.kotatsu.parsers.network.UserAgents
 import org.koitharu.kotatsu.parsers.util.attrAsAbsoluteUrl
 import org.koitharu.kotatsu.parsers.util.attrAsAbsoluteUrlOrNull
+import org.koitharu.kotatsu.parsers.util.attrAsRelativeUrlOrNull
 import org.koitharu.kotatsu.parsers.util.domain
 import org.koitharu.kotatsu.parsers.util.generateUid
 import org.koitharu.kotatsu.parsers.util.mapChapters
 import org.koitharu.kotatsu.parsers.util.mapNotNullToSet
+import org.koitharu.kotatsu.parsers.util.mapToSet
 import org.koitharu.kotatsu.parsers.util.parseFailed
 import org.koitharu.kotatsu.parsers.util.parseHtml
 import org.koitharu.kotatsu.parsers.util.requireElementById
@@ -189,7 +191,8 @@ internal class ScantradUnion(context: MangaLoaderContext) : PagedMangaParser(con
 		val root = doc.body().selectFirst("#webtoon")
 			?: throw ParseException("Root not found", fullUrl)
 		return root.select("img").map { img ->
-			val url = img.attr("data-src") ?: img.attr("src") ?: img.parseFailed("Image src not found")
+			val url = img.attrAsRelativeUrlOrNull("data-src") ?: img.attrAsRelativeUrlOrNull("src")
+			?: img.parseFailed("Image src not found")
 			MangaPage(
 				id = generateUid(url),
 				url = url,
@@ -204,7 +207,7 @@ internal class ScantradUnion(context: MangaLoaderContext) : PagedMangaParser(con
 		val body = doc.body()
 		val root = body.select(".asp_gochosen")[1]
 		val list = root?.select("option").orEmpty()
-		return list.mapNotNullToSet { li ->
+		return list.mapToSet { li ->
 
 			MangaTag(
 				key = li.text(),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/madara/fr/MangasOriginesUnofficial.kt

@@ -6,9 +6,9 @@ import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.madara.MadaraParser
 import java.util.Locale
 
-@MangaSourceParser("MANGASORIGINES", "Mangas Origines", "fr")
+@MangaSourceParser("MANGASORIGINESUNOFFICIAL", "Mangas Origines ( unofficial )", "fr")
-internal class MangasOrigines(context: MangaLoaderContext) :
+internal class MangasOriginesUnofficial(context: MangaLoaderContext) :
-	MadaraParser(context, MangaSource.MANGASORIGINES, "mangas-origines.xyz") {
+	MadaraParser(context, MangaSource.MANGASORIGINESUNOFFICIAL, "mangas-origines.xyz") {
 
 
 	override val datePattern = "MMMM d, yyyy"

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/ar/SwaTeam.kt

@@ -14,7 +14,7 @@ import org.koitharu.kotatsu.parsers.util.attrAsRelativeUrl
 import org.koitharu.kotatsu.parsers.util.domain
 import org.koitharu.kotatsu.parsers.util.generateUid
 import org.koitharu.kotatsu.parsers.util.mapChapters
-import org.koitharu.kotatsu.parsers.util.mapNotNullToSet
+import org.koitharu.kotatsu.parsers.util.mapToSet
 import org.koitharu.kotatsu.parsers.util.parseHtml
 import org.koitharu.kotatsu.parsers.util.toAbsoluteUrl
 import org.koitharu.kotatsu.parsers.util.toTitleCase
@@ -84,7 +84,7 @@ internal class SwaTeam(context: MangaLoaderContext) :
 			state = mangaState,
 			author = author,
 			isNsfw = manga.isNsfw || nsfw,
-			tags = docs.select("div.spe a[rel*=tag]").mapNotNullToSet { a ->
+			tags = docs.select("div.spe a[rel*=tag]").mapToSet { a ->
 				MangaTag(
 					key = a.attr("href").removeSuffix("/").substringAfterLast('/'),
 					title = a.text().toTitleCase(),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/fr/LelManga.kt

@@ -4,7 +4,6 @@ import org.jsoup.nodes.Element
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
 import org.koitharu.kotatsu.parsers.config.ConfigKey
-import org.koitharu.kotatsu.parsers.exception.ParseException
 import org.koitharu.kotatsu.parsers.model.MangaChapter
 import org.koitharu.kotatsu.parsers.model.MangaPage
 import org.koitharu.kotatsu.parsers.model.MangaSource
@@ -13,6 +12,8 @@ import org.koitharu.kotatsu.parsers.util.domain
 import org.koitharu.kotatsu.parsers.util.generateUid
 import org.koitharu.kotatsu.parsers.util.parseFailed
 import org.koitharu.kotatsu.parsers.util.parseHtml
+import org.koitharu.kotatsu.parsers.util.requireElementById
+import org.koitharu.kotatsu.parsers.util.selectFirstOrThrow
 import org.koitharu.kotatsu.parsers.util.toAbsoluteUrl
 import org.koitharu.kotatsu.parsers.util.toRelativeUrl
 import java.text.SimpleDateFormat
@@ -29,8 +30,7 @@ internal class LelManga(context: MangaLoaderContext) :
 	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
 		val fullUrl = chapter.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
-		val root = doc.body().selectFirst("div.maincontent")?.selectFirst("div#readerarea")
+		val root = doc.body().selectFirstOrThrow("div.maincontent").requireElementById("readerarea")
-			?: throw ParseException("Root not found", fullUrl)
 		return root.select("img").map { img ->
 			val url = img.src()?.toRelativeUrl(domain) ?: img.parseFailed("Image src not found")
 			MangaPage(