fix #1034 by refactoring path chooser to a download manager

Now directories visible in the filemanager should also
be visible in the path chooser

frontend/ui/downloadmgr.lua

@@ -0,0 +1,36 @@
+local PathChooser = require("ui/widget/pathchooser")
+local UIManager = require("ui/uimanager")
+local util = require("ffi/util")
+local _ = require("gettext")
+
+local DownloadMgr = {
+    title = _("Choose download directory"),
+    onConfirm = function() end,
+}
+
+function DownloadMgr:new(o)
+    local o = o or {}
+    setmetatable(o, self)
+    self.__index = self
+    return o
+end
+
+function DownloadMgr:chooseDir()
+    local lastdir = G_reader_settings:readSetting("lastdir")
+    local download_dir = G_reader_settings:readSetting("download_dir")
+    local path_chooser = PathChooser:new{
+        title = self.title,
+        path = download_dir and (download_dir .. "/..") or lastdir,
+        show_hidden = G_reader_settings:readSetting("show_hidden"),
+        onConfirm = function(path)
+            -- hack to remove additional parent
+            if path:sub(-3, -1) == "/.." then
+                path = path:sub(1, -4)
+            end
+            self.onConfirm(util.realpath(path))
+        end
+    }
+    UIManager:show(path_chooser)
+end
+
+return DownloadMgr

frontend/ui/widget/opdsbrowser.lua

@@ -1,7 +1,6 @@
 local MultiInputDialog = require("ui/widget/multiinputdialog")
 local ButtonDialog = require("ui/widget/buttondialog")
 local InfoMessage = require("ui/widget/infomessage")
-local PathChooser = require("ui/widget/pathchooser")
 local lfs = require("libs/libkoreader-lfs")
 local OPDSParser = require("ui/opdsparser")
 local NetworkMgr = require("ui/networkmgr")
@@ -456,17 +455,13 @@ function OPDSBrowser:showDownloads(item)
         {
             text = _("Set download directory"),
             callback = function()
-                local lastdir = G_reader_settings:readSetting("lastdir")
-                local download_dir = G_reader_settings:readSetting("download_dir")
-                local path_chooser = PathChooser:new{
+                require("ui/downloadmgr"):new{
                     title = _("Choose download directory"),
-                    path = download_dir and (download_dir .. "/..") or lastdir,
                     onConfirm = function(path)
                         DEBUG("set download directory to", path)
                         G_reader_settings:saveSetting("download_dir", path)
                     end,
-                }
-                UIManager:show(path_chooser)
+                }:chooseDir()
             end,
         }
     })

plugins/calibrecompanion.koplugin/main.lua

@@ -1,5 +1,4 @@
 local InputContainer = require("ui/widget/container/inputcontainer")
-local PathChooser = require("ui/widget/pathchooser")
 local InfoMessage = require("ui/widget/infomessage")
 local UIManager = require("ui/uimanager")
 local util = require("ffi/util")
@@ -126,19 +125,14 @@ end
 function CalibreCompanion:setInboxDir(host, port)
     local lastdir = G_reader_settings:readSetting("lastdir") or "."
     local calibre_device = self
-    local path_chooser = PathChooser:new{
+    require("ui/downloadmgr"):new{
         title = _("Choose inbox"),
-        path = lastdir .. "/..",
         onConfirm = function(inbox)
-            if inbox:sub(-3, -1) == "/.." then
-                inbox = inbox:sub(1, -4)
-            end
             DEBUG("set inbox directory", inbox)
             G_reader_settings:saveSetting("inbox_dir", inbox)
             calibre_device:initCalibreMQ(host, port)
         end,
-    }
-    UIManager:show(path_chooser)
+    }:chooseDir()
 end
 
 function CalibreCompanion:connect()

plugins/zsync.koplugin/main.lua

@@ -6,7 +6,6 @@ local FileManager = require("apps/filemanager/filemanager")
 local VerticalGroup = require("ui/widget/verticalgroup")
 local VerticalSpan = require("ui/widget/verticalspan")
 local ButtonDialog = require("ui/widget/buttondialog")
-local PathChooser = require("ui/widget/pathchooser")
 local InfoMessage = require("ui/widget/infomessage")
 local TextWidget = require("ui/widget/textwidget")
 local DocSettings = require("docsettings")
@@ -235,21 +234,14 @@ end
 function ZSync:subscribe()
     DEBUG("subscribe documents")
     self.received = {}
-    local lastdir = G_reader_settings:readSetting("lastdir")
-    local inbox_dir = G_reader_settings:readSetting("inbox_dir")
     local zsync = self
-    local path_chooser = PathChooser:new{
+    require("ui/downloadmgr"):new{
         title = _("Choose inbox"),
-        path = inbox_dir and (inbox_dir .. "/..") or lastdir,
         onConfirm = function(inbox)
-            if inbox:sub(-3, -1) == "/.." then
-                inbox = inbox:sub(1, -4)
-            end
             G_reader_settings:saveSetting("inbox_dir", inbox)
             zsync:onChooseInbox(inbox)
         end,
-    }
-    UIManager:show(path_chooser)
+    }:chooseDir()
 end
 
 function ZSync:unsubscribe()