up

app/src/main/java/io/legado/app/help/storage/OldRule.kt

@@ -7,9 +7,10 @@ object OldRule {
     private val headerPattern = Pattern.compile("@Header:\\{.+?\\}", Pattern.CASE_INSENSITIVE)
     private val jsPattern = Pattern.compile("\\{\\{.+?\\}\\}", Pattern.CASE_INSENSITIVE)
 
-    fun toNewUrl(oldUrl: String): String {
+    fun toNewUrl(oldUrl: String?): String? {
+        if (oldUrl == null) return null
         val map = HashMap<String, String>()
-        var url = oldUrl
+        var url: String = oldUrl
         var mather = headerPattern.matcher(url)
         if (mather.find()) {
             val header = mather.group()

app/src/main/java/io/legado/app/help/storage/Restore.kt

@@ -107,7 +107,7 @@ object Restore {
                     source.loginUrl = jsonItem.readString("loginUrl")
                     source.bookUrlPattern = jsonItem.readString("ruleBookUrlPattern")
                     val searchRule = SearchRule(
-                        searchUrl = jsonItem.readString("ruleSearchUrl"),
+                        searchUrl = OldRule.toNewUrl(jsonItem.readString("ruleSearchUrl")),
                         bookList = jsonItem.readString("ruleSearchList"),
                         name = jsonItem.readString("ruleSearchName"),
                         author = jsonItem.readString("ruleSearchAuthor"),
@@ -119,7 +119,7 @@ object Restore {
                     )
                     source.ruleSearch = GSON.toJson(searchRule)
                     val exploreRule = ExploreRule(
-                        exploreUrl = jsonItem.readString("ruleFindUrl"),
+                        exploreUrl = OldRule.toNewUrl(jsonItem.readString("ruleFindUrl")),
                         bookList = jsonItem.readString("ruleFindList"),
                         name = jsonItem.readString("ruleFindName"),
                         author = jsonItem.readString("ruleFindAuthor"),