[HeanCms] Fixes

src/main/kotlin/org/koitharu/kotatsu/parsers/site/heancms/HeanCms.kt

@@ -35,12 +35,14 @@ internal abstract class HeanCms(
 		.build()
 
 	protected open val pathManga = "series"
+	protected open val apiPath
+		get() = getDomain("api")
 
 	//For some sources, you need to send a json. For the moment, this part only works in Get. ( ex source need json gloriousscan.com , omegascans.org )
 	override suspend fun getListPage(page: Int, filter: MangaListFilter?): List<Manga> {
 		val url = buildString {
-			append("https://api.")
-			append(domain)
+			append("https://")
+			append(apiPath)
 			append("/query?query_string=")
 			when (filter) {
 				is MangaListFilter.Search -> {
@@ -159,7 +161,7 @@ internal abstract class HeanCms(
 	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
 		val fullUrl = chapter.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
-		return doc.select("p.flex img").map { img ->
+		return doc.select(".flex > img:not([alt])").map { img ->
 			val url = img.src() ?: img.parseFailed("Image src not found")
 			MangaPage(
 				id = generateUid(url),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/heancms/en/OmegaScans.kt

@@ -9,8 +9,9 @@ import org.koitharu.kotatsu.parsers.util.*
 import org.koitharu.kotatsu.parsers.util.json.getFloatOrDefault
 import org.koitharu.kotatsu.parsers.util.json.getStringOrNull
 import org.koitharu.kotatsu.parsers.util.json.mapJSON
+import org.koitharu.kotatsu.parsers.util.json.unescapeJson
 import java.text.SimpleDateFormat
-import java.util.Locale
+import java.util.*
 
 @MangaSourceParser("OMEGASCANS", "OmegaScans", "en", ContentType.HENTAI)
 internal class OmegaScans(context: MangaLoaderContext) : HeanCms(context, MangaSource.OMEGASCANS, "omegascans.org") {
@@ -130,15 +131,14 @@ internal class OmegaScans(context: MangaLoaderContext) : HeanCms(context, MangaS
 	override suspend fun getAvailableTags(): Set<MangaTag> {
 		val doc = webClient.httpGet("https://$domain/comics").parseHtml()
 
-		val tags = doc.selectFirstOrThrow("script:containsData(tags)").data()
-			.replace("\\", "")
-			.substringAfterLast("\"tags\":")
-			.substringBeforeLast("}],")
-
+		val regex = Regex("\"tags\\\\.*?(\\[.+?])")
+		val tags = doc.select("script").firstNotNullOf { script ->
+			regex.find(script.html())?.groupValues?.getOrNull(1)
+		}.unescapeJson()
 		return JSONArray(tags).mapJSON {
 			MangaTag(
 				key = it.getInt("id").toString(),
-				title = it.getString("name"),
+				title = it.getString("name").toTitleCase(sourceLocale),
 				source = source,
 			)
 		}.toSet()

src/main/kotlin/org/koitharu/kotatsu/parsers/site/heancms/en/TempleScan.kt

@@ -4,9 +4,13 @@ import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.site.heancms.HeanCms
+import org.koitharu.kotatsu.parsers.util.domain
 
 @MangaSourceParser("TEMPLESCAN", "TempleScan", "en")
 internal class TempleScan(context: MangaLoaderContext) :
 	HeanCms(context, MangaSource.TEMPLESCAN, "templescan.net") {
 	override val pathManga = "comic"
+
+	override val apiPath: String
+		get() = "$domain/apiv1"
 }

src/main/kotlin/org/koitharu/kotatsu/parsers/util/json/EscapeUtils.kt

@@ -0,0 +1,38 @@
+package org.koitharu.kotatsu.parsers.util.json
+
+fun String.unescapeJson(): String {
+	val builder = StringBuilder()
+	var i = 0
+	while (i < length) {
+		val delimiter = this[i]
+		i++ // consume letter or backslash
+		if (delimiter == '\\' && i < length) {
+			val ch = this[i]
+			i++
+
+			when (ch) {
+				'\\', '/', '"', '\'' -> builder.append(ch)
+				'n' -> builder.append('\n')
+				'r' -> builder.append('\r')
+				't' -> builder.append('\t')
+				'b' -> builder.append('\b')
+				'u' -> {
+					val hex = StringBuilder(4)
+					require(i + 4 <= length) { "Not enough unicode digits!" }
+					for (x in substring(i, i + 4)) {
+						require(x.isLetterOrDigit()) { "Bad character in unicode escape" }
+						hex.append(x.lowercase())
+					}
+					i += 4 // consume those four digits.
+					val code = hex.toString().toInt(16)
+					builder.append(code.toChar())
+				}
+
+				else -> throw IllegalArgumentException("Illegal escape sequence: \\$ch")
+			}
+		} else {
+			builder.append(delimiter)
+		}
+	}
+	return builder.toString()
+}