[MangaFire] Fix search

src/main/kotlin/org/koitharu/kotatsu/parsers/site/all/HitomiLaParser.kt

@@ -172,7 +172,7 @@ internal class HitomiLaParser(context: MangaLoaderContext) : MangaParser(context
 				.trim()
 				.replace(Regex("""^\?"""), "")
 				.lowercase()
-				.split(Regex("\\s+"))
+				.splitByWhitespace()
 				.map {
 					it.replace('_', ' ')
 				}

src/main/kotlin/org/koitharu/kotatsu/parsers/site/all/MangaFireParser.kt

@@ -38,6 +38,7 @@ internal abstract class MangaFireParser(
 		SortOrder.RATING,
 		SortOrder.NEWEST,
 		SortOrder.ALPHABETICAL,
+		SortOrder.RELEVANCE,
 	)
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -91,7 +92,10 @@ internal abstract class MangaFireParser(
 
 			when {
 				!filter.query.isNullOrEmpty() -> {
-					addQueryParameter("keyword", filter.query.space2plus())
+					val encodedQuery = filter.query.splitByWhitespace().joinToString(separator = "+") { part ->
+						part.urlEncoded()
+					}
+					addEncodedQueryParameter("keyword", encodedQuery)
 					addQueryParameter(
 						name = "sort",
 						value = when (order) {
@@ -100,6 +104,7 @@ internal abstract class MangaFireParser(
 							SortOrder.RATING -> "scores"
 							SortOrder.NEWEST -> "release_date"
 							SortOrder.ALPHABETICAL -> "title_az"
+							SortOrder.RELEVANCE -> "most_relevance"
 							else -> ""
 						},
 					)
@@ -135,6 +140,7 @@ internal abstract class MangaFireParser(
 							SortOrder.RATING -> "scores"
 							SortOrder.NEWEST -> "release_date"
 							SortOrder.ALPHABETICAL -> "title_az"
+							SortOrder.RELEVANCE -> "most_relevance"
 							else -> ""
 						},
 					)

src/main/kotlin/org/koitharu/kotatsu/parsers/util/String.kt

@@ -105,7 +105,7 @@ public fun String.urlDecode(): String = URLDecoder.decode(this, Charsets.UTF_8.n
 
 public fun String.nl2br(): String = replace("\n", "<br>")
 
-public fun String.space2plus(): String = trim().replace(REGEX_WHITESPACE, "+")
+public fun String.splitByWhitespace(): List<String> = trim().split(REGEX_WHITESPACE)
 
 public fun ByteArray.byte2HexFormatted(): String {
 	val str = StringBuilder(size * 2)

src/test/kotlin/org/koitharu/kotatsu/parsers/InMemoryCookieJar.kt

@@ -4,6 +4,7 @@ import okhttp3.Cookie
 import okhttp3.CookieJar
 import okhttp3.HttpUrl
 import org.koitharu.kotatsu.parsers.util.insertCookie
+import org.koitharu.kotatsu.parsers.util.splitByWhitespace
 import org.koitharu.kotatsu.test_util.component6
 import org.koitharu.kotatsu.test_util.component7
 import java.io.InputStream
@@ -32,7 +33,7 @@ class InMemoryCookieJar : CookieJar {
 			if (line.isBlank() || line.startsWith("# ")) {
 				continue
 			}
-			val (host, _, path, secure, expire, name, value) = line.split(Regex("\\s+"))
+			val (host, _, path, secure, expire, name, value) = line.splitByWhitespace()
 			val domain = host.removePrefix("#HttpOnly_").trimStart('.')
 			val httpOnly = host.startsWith("#HttpOnly_")
 			val cookie = Cookie.Builder()