优化

app/src/main/java/io/legado/app/data/entities/BookSource.kt

@@ -136,7 +136,7 @@ data class BookSource(
 
     fun hasGroup(group: String): Boolean {
         bookSourceGroup?.splitNotBlank(AppPattern.splitGroupRegex)?.toHashSet()?.let {
-           return if (it.indexOf(group) != -1) true else false
+           return it.indexOf(group) != -1
         }
         return false
     }

app/src/main/java/io/legado/app/help/SourceAnalyzer.kt

@@ -7,6 +7,7 @@ import io.legado.app.constant.BookType
 import io.legado.app.data.entities.BookSource
 import io.legado.app.data.entities.rule.*
 import io.legado.app.utils.*
+import splitties.init.appCtx
 import timber.log.Timber
 import java.util.regex.Pattern
 
@@ -17,6 +18,7 @@ object SourceAnalyzer {
 
     fun jsonToBookSources(json: String): List<BookSource> {
         val bookSources = mutableListOf<BookSource>()
+        if (json.isJsonArray()) {
             val items: List<Map<String, Any>> = jsonPath.parse(json).read("$")
             for (item in items) {
                 val jsonItem = jsonPath.parse(item)
@@ -24,6 +26,7 @@ object SourceAnalyzer {
                     bookSources.add(it)
                 }
             }
+        }
         return bookSources
     }