Merge pull request #1753 from Xwite/master

fix:java.importScript相对路径权限错误

app/src/main/assets/help/jsHelp.md

@@ -62,6 +62,7 @@ java.logType(var)
 * 从网络(由java.cacheFile实现)、本地导入JavaScript脚本
 ```
 {{java.importScript(url)}}
+//相对路径支持android/data/{package}/cache
 {{java.importScript(relativePath)}}
 {{java.importScript(absolutePath)}}
 ```
@@ -238,4 +239,4 @@ cache.delete(key)
 cache.putFile(key, value, saveTime)
 读取文件内容
 cache.getFile(key)
-```
+```

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

@@ -137,22 +137,7 @@ interface JsExtensions {
             path.startsWith("http") -> cacheFile(path) ?: ""
             path.isContentScheme() -> DocumentUtils.readText(appCtx, Uri.parse(path))
             path.startsWith("/storage") -> FileUtils.readText(path)
-            else -> {
-                //相对路径
-                val jsPath = if (path.startsWith("/")) path else "/$path"
-                //先找书籍保存目录下有没有
-                val publicStoragePath = AppConfig.defaultBookTreeUri
-                val jsString = publicStoragePath?.let {
-                    if (it.isContentScheme()) {
-                        val fileUri = Uri.parse(it + URLEncoder.encode(jsPath, "UTF-8"))
-                        DocumentUtils.readText(appCtx, fileUri)
-                    } else {
-                        FileUtils.readText(it + jsPath)
-                    }
-                }
-                //私有目录
-                if (jsString.isNullOrBlank()) readTxtFile(path) else jsString
-            }
+            else -> readTxtFile(path)
         }
         if (result.isBlank()) throw NoStackTraceException("$path 内容获取失败或者为空")
         return result