修复文件关联content模式，无法打开文件的问题

app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceViewModel.kt

@@ -1,6 +1,7 @@
 package io.legado.app.ui.book.source.manage
 
 import android.app.Application
+import android.net.Uri
 import android.text.TextUtils
 import androidx.documentfile.provider.DocumentFile
 import com.jayway.jsonpath.JsonPath
@@ -15,6 +16,7 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import org.jetbrains.anko.toast
 import java.io.File
+import java.net.URLEncoder
 
 class BookSourceViewModel(application: Application) : BaseViewModel(application) {
 
@@ -156,9 +158,20 @@ class BookSourceViewModel(application: Application) : BaseViewModel(application)
 
     fun importSourceFromFilePath(path: String, finally: (msg: String) -> Unit) {
         execute {
-            val file = File(path)
+            val content = if (path.isContentPath()) {
-            if (file.exists()) {
+                //在前面被解码了，如果不进行编码，中文会无法识别
-                importSource(file.readText(), finally)
+                val newPath = Uri.encode(path, ":/.")
+                DocumentFile.fromSingleUri(context, Uri.parse(newPath))?.readText(context)
+            } else {
+                val file = File(path)
+                if (file.exists()) {
+                    file.readText()
+                } else {
+                    null
+                }
+            }
+            if (content != null) {
+                importSource(content, finally)
             } else {
                 withContext(Dispatchers.Main) {
                     finally("打开文件出错")

app/src/main/java/io/legado/app/ui/config/FileAssociationViewModel.kt

@@ -45,7 +45,11 @@ class FileAssociationViewModel(application: Application) : BaseViewModel(applica
                 }
                 if (TextUtils.isEmpty(scheme)) {
                     execute {
-                        LocalBook.importFile(uri.path.toString())
+                        if (uri.scheme == "content"){
+                            LocalBook.importFile(uri.toString())
+                        }else{
+                            LocalBook.importFile(uri.path.toString())
+                        }
                         toast("添加本地文件成功${uri.path}")
                     }
                     return null
@@ -54,8 +58,13 @@ class FileAssociationViewModel(application: Application) : BaseViewModel(applica
                 toast("文件不存在")
                 return null
             }
+            // content模式下，需要传递完整的路径，方便后续解析
+            url = if (uri.scheme == "content"){
+                "yuedu://${scheme}/importonline?src=$uri"
+            }else{
+                "yuedu://${scheme}/importonline?src=${uri.path}"
+            }
 
-            url = "yuedu://${scheme}/importonline?src=${uri.path}"
         } else if (uri.scheme == "yuedu") {
             url = uri.toString()
         } else {

app/src/main/java/io/legado/app/ui/replacerule/ReplaceRuleViewModel.kt

@@ -1,6 +1,7 @@
 package io.legado.app.ui.replacerule
 
 import android.app.Application
+import android.net.Uri
 import android.text.TextUtils
 import androidx.documentfile.provider.DocumentFile
 import io.legado.app.App
@@ -18,9 +19,20 @@ import java.io.File
 class ReplaceRuleViewModel(application: Application) : BaseViewModel(application) {
     fun importSourceFromFilePath(path: String, finally: (msg: String) -> Unit) {
         execute {
-            val file = File(path)
+            val content = if (path.isContentPath()) {
-            if (file.exists()) {
+                //在前面被解码了，如果不进行编码，中文会无法识别
-                importSource(file.readText(), finally)
+                val newPath = Uri.encode(path, ":/.")
+                DocumentFile.fromSingleUri(context, Uri.parse(newPath))?.readText(context)
+            } else {
+                val file = File(path)
+                if (file.exists()) {
+                    file.readText()
+                } else {
+                    null
+                }
+            }
+            if (content != null) {
+                importSource(content, finally)
             } else {
                 withContext(Dispatchers.Main) {
                     finally("打开文件出错")

app/src/main/java/io/legado/app/ui/rss/source/manage/RssSourceViewModel.kt

@@ -1,6 +1,7 @@
 package io.legado.app.ui.rss.source.manage
 
 import android.app.Application
+import android.net.Uri
 import android.text.TextUtils
 import androidx.documentfile.provider.DocumentFile
 import com.jayway.jsonpath.JsonPath
@@ -134,9 +135,21 @@ class RssSourceViewModel(application: Application) : BaseViewModel(application)
 
     fun importSourceFromFilePath(path: String, finally: (msg: String) -> Unit) {
         execute {
-            val file = File(path)
+            val content = if (path.isContentPath()) {
-            if (file.exists()) {
+                //在前面被解码了，如果不进行编码，中文会无法识别
-                GSON.fromJsonArray<RssSource>(file.readText())?.let {
+                val newPath = Uri.encode(path, ":/.")
+                DocumentFile.fromSingleUri(context, Uri.parse(newPath))?.readText(context)
+            } else {
+                val file = File(path)
+                if (file.exists()) {
+                    file.readText()
+                } else {
+                    null
+                }
+            }
+
+            if (null != content) {
+                GSON.fromJsonArray<RssSource>(content)?.let {
                     App.db.rssSourceDao().insert(*it.toTypedArray())
                 }
             }