Reader: always exit to book folder (#12129)

frontend/apps/reader/modules/readermenu.lua

@@ -45,8 +45,9 @@ function ReaderMenu:init()
             remember = false,
             callback = function()
                 self:onTapCloseMenu()
+                local file = self.ui.document.file
                 self.ui:onClose()
-                self.ui:showFileManager()
+                self.ui:showFileManager(file)
             end,
         },
         main = {

frontend/apps/reader/modules/readerstatus.lua

@@ -164,9 +164,10 @@ end
 
 function ReaderStatus:openFileBrowser()
     local FileManager = require("apps/filemanager/filemanager")
+    local file = self.ui.document.file
     self.ui:onClose()
     if not FileManager.instance then
-        self.ui:showFileManager()
+        self.ui:showFileManager(file)
     end
 end
 

frontend/apps/reader/readerui.lua

@@ -648,7 +648,7 @@ function ReaderUI:showReaderCoroutine(file, provider, seamless)
             UIManager:show(InfoMessage:new{
                 text = _("No reader engine for this file or invalid file.")
             })
-            self:showFileManager()
+            self:showFileManager(file)
         end
     end)
 end
@@ -668,7 +668,7 @@ function ReaderUI:doShowReader(file, provider, seamless)
         UIManager:show(InfoMessage:new{
             text = _("No reader engine for this file or invalid file.")
         })
-        self:showFileManager()
+        self:showFileManager(file)
         return
     end
     if document.is_locked then
@@ -678,7 +678,7 @@ function ReaderUI:doShowReader(file, provider, seamless)
         if coroutine.running() then
             local unlock_success = coroutine.yield()
             if not unlock_success then
-                self:showFileManager()
+                self:showFileManager(file)
                 return
             end
         end
@@ -859,8 +859,9 @@ function ReaderUI:dealWithLoadDocumentFailure()
 end
 
 function ReaderUI:onHome()
+    local file = self.document.file
     self:onClose()
-    self:showFileManager()
+    self:showFileManager(file)
     return true
 end