优化

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

@@ -6,6 +6,7 @@ import io.legado.app.model.analyzeRule.AnalyzeRule
 import io.legado.app.model.analyzeRule.AnalyzeUrl
 import io.legado.app.utils.ACache
 import io.legado.app.utils.GSON
+import io.legado.app.utils.fromJsonArray
 import io.legado.app.utils.fromJsonObject
 import splitties.init.appCtx
 import java.io.File
@@ -18,7 +19,6 @@ object DirectLinkUpload {
     @Throws(NoStackTraceException::class)
     suspend fun upLoad(fileName: String, file: Any, contentType: String): String {
         val rule = getRule()
-        rule ?: throw NoStackTraceException("直链上传规则未配置")
         val url = rule.uploadUrl
         if (url.isBlank()) {
             throw NoStackTraceException("上传url未配置")
@@ -37,16 +37,16 @@ object DirectLinkUpload {
         return downloadUrl
     }
 
-    private val defaultRule: Rule? by lazy {
+    private val defaultRules: List<Rule> by lazy {
         val json = String(
             appCtx.assets.open("defaultData${File.separator}directLinkUpload.json")
                 .readBytes()
         )
-        GSON.fromJsonObject<Rule>(json).getOrNull()
+        GSON.fromJsonArray<Rule>(json).getOrThrow()
     }
 
-    fun getRule(): Rule? {
-        return getConfig() ?: defaultRule
+    fun getRule(): Rule {
+        return getConfig() ?: defaultRules[0]
     }
 
     fun getConfig(): Rule? {
@@ -64,7 +64,7 @@ object DirectLinkUpload {
     }
 
     fun getSummary(): String? {
-        return getRule()?.summary
+        return getRule().summary
     }
 
     @Keep

app/src/main/java/io/legado/app/utils/UrlUtil.kt

@@ -34,7 +34,7 @@ object UrlUtil {
      */
     fun getFileName(fileUrl: String): String? {
         return kotlin.runCatching {
-            var fileName = ""
+            var fileName: String
             val url = URL(fileUrl)
             val conn: HttpURLConnection = url.openConnection() as HttpURLConnection
             // head方式
@@ -63,7 +63,7 @@ object UrlUtil {
     fun getSuffix(url: String, default: String): String {
         val suffix = url.substringAfterLast(".").substringBeforeLast(",")
         //检查截取的后缀字符是否合法 [a-zA-Z0-9]
-        val fileSuffixRegex = Regex("^[a-z0-9]+$", RegexOption.IGNORE_CASE)
+        val fileSuffixRegex = Regex("^[a-z\\d]+$", RegexOption.IGNORE_CASE)
         return if (suffix.length > 5 || !suffix.matches(fileSuffixRegex)) {
             default
         } else {