From 08f59704636d2bb0ecb1f07dcd1b8225b367912d Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Sun, 22 Mar 2020 10:56:45 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
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---
 .../app/ui/config/FileAssociationViewModel.kt    | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt b/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt
index bed99c025..80db1af37 100644
--- a/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt
@@ -4,10 +4,12 @@ import android.app.Application
 import android.content.Intent
 import android.net.Uri
 import android.text.TextUtils
+import androidx.documentfile.provider.DocumentFile
 import io.legado.app.base.BaseViewModel
 import io.legado.app.model.localBook.LocalBook
 import io.legado.app.utils.isJsonArray
 import io.legado.app.utils.isJsonObject
+import io.legado.app.utils.readText
 import java.io.File
 
 class FileAssociationViewModel(application: Application) : BaseViewModel(application) {
@@ -15,10 +17,18 @@ class FileAssociationViewModel(application: Application) : BaseViewModel(applica
         val url: String
         //如果是普通的url，需要根据返回的内容判断是什么
         if (uri.scheme == "file" || uri.scheme == "content") {
-            val file = File(uri.path.toString())
+            val content = if (uri.scheme == "file") {
+                val file = File(uri.path.toString())
+                if (file.exists()) {
+                    file.readText()
+                } else {
+                    null
+                }
+            } else {
+                DocumentFile.fromSingleUri(context, uri)?.readText(context)
+            }
             var scheme = ""
-            if (file.exists()) {
-                val content = file.readText()
+            if (content != null) {
                 if (content.isJsonObject() || content.isJsonArray()) {
                     //暂时根据文件内容判断属于什么
                     when {