优化

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

@@ -39,14 +39,19 @@ data class RssSource(
     var header: String? = null,
     var enableJs: Boolean = false,
     var loadWithBaseUrl: Boolean = false,
-    
+
     var customOrder: Int = 0
-): Parcelable, JsExtensions {
-    
-    override fun equals(other: Any?) = if (other is RssSource) other.sourceUrl == sourceUrl else false
-    
+) : Parcelable, JsExtensions {
+
+    override fun equals(other: Any?): Boolean {
+        if (other is RssSource) {
+            return other.sourceUrl == sourceUrl
+        }
+        return false
+    }
+
     override fun hashCode() = sourceUrl.hashCode()
-    
+
     @Throws(Exception::class)
     fun getHeaderMap() = HashMap<String, String>().apply {
         this[AppConst.UA_NAME] = App.INSTANCE.getPrefString("user_agent") ?: AppConst.userAgent
@@ -64,33 +69,37 @@ data class RssSource(
             }
         }
     }
-    
+
     /**
      * 执行JS
      */
     @Throws(Exception::class)
-    private fun evalJS(jsStr: String): Any = AppConst.SCRIPT_ENGINE.eval(jsStr, SimpleBindings().apply { this["java"] = this@RssSource })
-    
+    private fun evalJS(jsStr: String): Any? {
+        val bindings = SimpleBindings()
+        bindings["java"] = this
+        return AppConst.SCRIPT_ENGINE.eval(jsStr, bindings)
+    }
+
     fun equal(source: RssSource): Boolean {
         return equal(sourceUrl, source.sourceUrl)
-            && equal(sourceIcon, source.sourceIcon)
-            && enabled == source.enabled
-            && equal(sourceGroup, source.sourceGroup)
-            && equal(ruleArticles, source.ruleArticles)
-            && equal(ruleNextPage, source.ruleNextPage)
-            && equal(ruleTitle, source.ruleTitle)
-            && equal(rulePubDate, source.rulePubDate)
-            && equal(ruleDescription, source.ruleDescription)
-            && equal(ruleLink, source.ruleLink)
-            && equal(ruleContent, source.ruleContent)
-            && enableJs == source.enableJs
-            && loadWithBaseUrl == source.loadWithBaseUrl
+                && equal(sourceIcon, source.sourceIcon)
+                && enabled == source.enabled
+                && equal(sourceGroup, source.sourceGroup)
+                && equal(ruleArticles, source.ruleArticles)
+                && equal(ruleNextPage, source.ruleNextPage)
+                && equal(ruleTitle, source.ruleTitle)
+                && equal(rulePubDate, source.rulePubDate)
+                && equal(ruleDescription, source.ruleDescription)
+                && equal(ruleLink, source.ruleLink)
+                && equal(ruleContent, source.ruleContent)
+                && enableJs == source.enableJs
+                && loadWithBaseUrl == source.loadWithBaseUrl
     }
-    
+
     private fun equal(a: String?, b: String?): Boolean {
         return a == b || (a.isNullOrEmpty() && b.isNullOrEmpty())
     }
-    
+
     fun sortUrls(): LinkedHashMap<String, String> =
         linkedMapOf<String, String>().apply {
             sortUrl?.split("(&&|\n)+".toRegex())?.forEach { c ->