NHentai: fix thumbnails (closes #1088) (#1125)

src/all/nhentai/build.gradle

@@ -5,7 +5,7 @@ ext {
     appName = 'Tachiyomi: NHentai'
     pkgNameSuffix = 'all.nhentai'
     extClass = '.NHEnglish; .NHJapanese; .NHChinese'
-    extVersionCode = 8
+    extVersionCode = 9
     libVersion = '1.2'
 }
 

src/all/nhentai/src/eu/kanade/tachiyomi/extension/all/nhentai/NHentai.kt

@@ -41,7 +41,9 @@ open class NHentai(override val lang: String, private val nhLang: String) : Pars
     override fun latestUpdatesFromElement(element: Element) = SManga.create().apply {
         setUrlWithoutDomain(element.select("a").attr("href"))
         title = element.select("a > div").text().replace("\"", "").trim()
-        thumbnail_url = element.select(".cover img").attr("data-src")
+
+        val img = element.select(".cover img").first()
+        thumbnail_url = if (img.hasAttr("data-src")) img.absUrl("data-src") else img.absUrl("src")
     }
 
     override fun latestUpdatesNextPageSelector() = "#content > section.pagination > a.next"