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Patch management: plugin -> core (#12862)
This commit is contained in:
hius07
158
frontend/ui/elements/patch_management.lua
Normal file
158
frontend/ui/elements/patch_management.lua
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local DataStorage = require("datastorage")
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local lfs = require("libs/libkoreader-lfs")
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local patch_dir = DataStorage:getDataDir() .. "/patches"
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if lfs.attributes(patch_dir, "mode") ~= "directory" then return end
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local InfoMessage = require("ui/widget/infomessage")
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local UIManager = require("ui/uimanager")
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local sort = require("sort")
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local userPatch = require("userpatch")
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local _ = require("gettext")
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local T = require("ffi/util").template
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local priority_first = tonumber(userPatch.early_once)
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local priority_last = tonumber(userPatch.on_exit)
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local priorities = {
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[priority_first] = _("On startup, only after update"),
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[tonumber(userPatch.early)] = _("On startup"),
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[tonumber(userPatch.late)] = _("After setup"),
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[tonumber(userPatch.before_exit)] = _("Before exit"),
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[priority_last] = _("On exit"),
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}
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local patches = {}
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for priority = priority_first, priority_last do
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if priorities[priority] then
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patches[priority] = {}
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end
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end
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for entry in lfs.dir(patch_dir) do
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local mode = lfs.attributes(patch_dir .. "/" .. entry, "mode")
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if mode == "file" and entry:find(".lua", 1, true) then
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for priority = priority_first, priority_last do
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if priorities[priority] and entry:match("^" .. priority .. "%d*%-") then
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-- only lua files, starting with "%d+%-"
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table.insert(patches[priority], entry)
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break
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end
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end
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end
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end
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for priority = priority_first, priority_last do
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if priorities[priority] and #patches[priority] > 1 then
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table.sort(patches[priority], sort.natsort_cmp())
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end
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end
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local function done_callback()
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UIManager:askForRestart(_("Patches might have changed. Current set of patches will be applied on next restart."))
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end
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local function genSubMenu(priority)
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local sub_menu = {}
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for i, patch in ipairs(patches[priority]) do
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local ext = ".lua"
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-- strip anything after ".lua" in patch_name
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local patch_name = patch:sub(1, patch:find(ext, 1, true) + ext:len() - 1)
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sub_menu[i] = {
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text = patch_name:sub(1, -5) .. (userPatch.execution_status[patch_name] == false and " ⚠" or ""),
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checked_func = function()
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return patch:find("%.lua$") ~= nil
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end,
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callback = function()
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local extension_pos = patch:find(ext, 1, true)
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if extension_pos then
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local new_name
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local is_patch_enabled = extension_pos == patch:len() - (ext:len() - 1)
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if is_patch_enabled then -- patch name ends with ".lua"
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new_name = patch .. ".disabled"
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else -- patch contains ".lua"
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new_name = patch:sub(1, extension_pos + ext:len() - 1)
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end
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os.rename(patch_dir .. "/" .. patch, patch_dir .. "/" .. new_name)
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patch = new_name
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end
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done_callback()
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end,
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hold_callback = function()
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local patch_fullpath = patch_dir .. "/" .. patch
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local ui = require("apps/filemanager/filemanager").instance or require("apps/reader/readerui").instance
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if ui.texteditor then
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ui.texteditor:quickEditFile(patch_fullpath, done_callback, false)
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else
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local TextViewer = require("ui/widget/textviewer")
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TextViewer.openFile(patch_fullpath)
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end
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end,
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}
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end
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return sub_menu
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end
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local about_text = _([[Patch management allows enabling, disabling or editing user provided patches.
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The runlevel and priority of a patch can not be modified here. This has to be done manually by renaming the patch prefix.
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For more information about user patches, see
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https://github.com/koreader/koreader/wiki/User-patches
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Patches are an advanced feature, so be careful what you do!]])
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return {
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text = _("Patch management"),
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sub_item_table_func = function()
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local sub_item_table = {
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{
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text = _("About patch management"),
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keep_menu_open = true,
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callback = function()
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UIManager:show(InfoMessage:new{ text = about_text })
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end,
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separator = true,
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},
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{
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text_func = function()
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local count = 0
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for _, status in pairs(userPatch.execution_status) do
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if status then
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count = count + 1
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end
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end
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return T(_("Patches executed: %1"), count)
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end,
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keep_menu_open = true,
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callback = function()
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local txt = {}
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for patch, status in pairs(userPatch.execution_status) do
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if status then
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table.insert(txt, patch:sub(1, -5))
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end
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end
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if #txt > 0 then
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table.sort(txt, sort.natsort_cmp())
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UIManager:show(InfoMessage:new{
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text = table.concat(txt, "\n"),
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monospace_font = true,
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})
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end
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end,
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separator = true,
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},
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}
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for priority = priority_first, priority_last do
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if priorities[priority] then
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table.insert(sub_item_table, {
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text = priorities[priority],
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enabled_func = function()
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return #patches[priority] > 0
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end,
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sub_item_table = genSubMenu(priority),
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})
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end
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end
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return sub_item_table
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end,
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}
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